1. A smokeless coal charging car with smoke guide function is characterized by comprising: the device comprises a steel structure platform, a traveling device, a coal bucket device, a weighing system, a spiral feeding device, a cab, an electric room, a hydraulic room, a lubricating system, a hydraulic system, a smoke guide pipe device, a furnace base cleaning device, a furnace cover cleaning device, a cover uncovering device, a guide sleeve device, a flashboard device, a gas path system, an air conditioning system, a sliding contact device and an electric system;

the smokeless coal charging car with the smoke guide function works on the top of the coke oven, takes electricity from the oven body through the sliding contact device, and works in cooperation with the process of top charging the coke oven;

the walking device is arranged below the steel structure platform and used for driving the whole smokeless coal charging car to walk; the cab is installed below the steel structure platform, the electric room and the hydraulic room are installed above the steel structure platform, the hydraulic system, the lubricating system and the gas circuit system are arranged in the hydraulic room, the hydraulic system provides power for an oil cylinder of the whole smokeless coal charging car, the lubricating system lubricates a lubricating point of the whole smokeless coal charging car, the gas circuit system purges the steel structure platform, and the electric system is arranged in the electric room; the driver completes the operation of each action unit of the smokeless coal charging car in a driver room, and the action units realize full-automatic operation and unit step operation through an electric system and a hydraulic system; the air conditioning system adjusts the temperature of the driver cab, the electric room and the hydraulic room; oil cylinders of the whole smokeless coal charging car are uniformly arranged above the steel structure platform and are far away from a high-temperature area;

the coal bucket device is arranged above the steel structure platform and used for receiving coal below the coal tower, and the weight of the coal in the coal bucket device is measured by the weighing system, so that the accurate control of the coal charging amount is realized, a reasonable coal charging curve is favorably formed, the coal leveling time is shortened, and the overflow of smoke dust at the coal leveling port of the coke oven during coal charging is effectively inhibited; the spiral feeding device is arranged below the coal bucket device, a speed reduction motor connected with the end part of the spiral feeding device drives the spiral feeding device to rotate, coal stored in the coal bucket device is discharged into the guide sleeve device through the gate device and enters the carbonization chamber, the guide sleeve device is fixed on the steel structure platform, and the gate device adopts a grab gate;

the cover uncovering device is arranged on the left side of the guide sleeve device and is used for driving a furnace cover of the furnace body to be separated from the furnace base so as to complete cover uncovering; the furnace cover cleaning device is arranged on the upper side of the furnace cover and is used for cleaning the furnace cover; the furnace base cleaning device is arranged on the right side of the guide sleeve device and is used for cleaning the furnace base; the smoke guide pipe device is arranged at the first hole position on the coke side and used for guiding smoke.

2. The smokeless coal charging car with the smoke guiding function as claimed in claim 1, wherein a rubber spring is arranged at the joint of the walking device and the steel structure platform, so that the impact of dynamic load on the top of the coke oven in the walking process of the smokeless coal charging car is effectively reduced.

3. The smokeless coal charging car with smoke guiding function according to claim 1, wherein the guide sleeve device is coaxial with the coal charging hole, is fixed on the steel structure platform through a bracket, and is provided with a cylinder IV and a guide sleeve which are connected, the cylinder IV drives the guide sleeve to move up and down to be butted with the furnace base in a spherical sealing mode, and the cylinder IV is matched with the furnace body in a negative pressure mode during coal charging operation; the guide sleeve device can also compensate the alignment error caused by positioning and furnace body deformation, and ensures that no smoke dust overflows after being well sealed during coal feeding.

4. The smokeless coal charging vehicle with smoke guiding function according to claim 1, wherein the smoke guiding pipe device is mounted on the steel structure platform through a fixed support, a lifting oil cylinder, a roller and a U-shaped pipe body connected with the lifting oil cylinder are arranged on the smoke guiding pipe device, a water seal cover is fixed on a furnace body, the lifting oil cylinder drives the U-shaped pipe body to move into a water seal groove under the guidance of the roller, and the roller is mounted on the fixed support to improve the alignment precision of the smoke guiding pipe device in the lifting process;

the device comprises a U-shaped pipe body, a diffusing device, an explosion-proof cover and an adjusting turning plate, wherein the diffusing device, the explosion-proof cover and the adjusting turning plate are arranged in the U-shaped pipe body, the diffusing device is of a safety measure structure, the diffusing device is used for exhausting residual smoke dust in the pipe after smoke guiding is finished, so that detonation caused by excessive accumulation is prevented, the explosion-proof cover is rapidly opened when the pipe explodes in the smoke guiding process, so that equipment is prevented from being damaged, the adjusting turning plate adjusts the negative pressure in real time according to the pressure value in the smoke guiding process, the purposes of not smoking and not influencing chemical products in the coke oven production process are achieved, and the adjusting turning plate is driven by an oil cylinder V;

the U-shaped pipe body is butted with the water seal cover in a water seal mode, so that the effect of preventing smoke dust from escaping outwards is achieved; in the smoke guiding process, the smoke temperature is very high and open fire is accompanied, and the U-shaped tube body is made of high-temperature-resistant and corrosion-resistant stainless steel.

5. The smokeless coal charging vehicle with smoke guiding function as claimed in claim 4, wherein two sets of uncovering mechanisms are arranged in the smoke guiding pipe device, and are both arranged inside the U-shaped pipe body, the uncovering mechanisms are provided with uncovering oil cylinders and uncovering grippers which are connected, the water sealing covers are gripped by the uncovering grippers, the uncovering oil cylinders drive the lifting opening and closing water sealing covers, and the opening and closing water sealing covers are all carried out inside the U-shaped pipe body, so that smoke dust in the process can be prevented from overflowing.

6. The smokeless coal charging car with the smoke guiding function as recited in claim 4, wherein a roller train is installed below the smoke guiding pipe train, the roller train is arranged on the rail, and when the side furnace charges coal, the smoke guiding pipe train moves a furnace distance on the rail through the roller train under the driving of the oil cylinder I connected with the smoke guiding pipe train, so that the coal charging and the smoke guiding of the side furnace are simultaneously carried out, and the environmental protection performance is improved.

7. The smokeless coal charging vehicle with smoke guiding function as claimed in claim 1, wherein the cover removing device is provided with a cover removing machine and a cylinder III which are connected, the cover removing machine is provided with an electromagnet and a speed reducing motor II which are connected, the cylinder III drives the cover removing machine to move, the electromagnet is in contact connection with the furnace cover, the electromagnet is electrified to generate magnetic force, the speed reducing motor II rotates to separate the furnace cover from the furnace base, and the cover removing is completed.

8. The smokeless coal charging vehicle with the smoke guiding function as claimed in claim 7, wherein the furnace cover cleaning device is connected with an oil cylinder VI, the oil cylinder VI drives the furnace cover cleaning device to move and clamp the furnace cover, and simultaneously, a speed reducing motor II is started to rotate the furnace cover to complete cleaning of the furnace cover.

9. The smokeless coal charging vehicle with the smoke guiding function as claimed in claim 1, wherein the furnace base cleaning device is provided with a cylinder II and a cleaning machine which are connected, the cleaning machine is provided with a speed reducing motor I and a cleaning head which are connected, the cylinder II drives the cleaning machine to a working position, and the speed reducing motor I drives the cleaning head to rotate to complete cleaning of the furnace base.

10. The use method of the smokeless coal charging car with the smoke guiding function according to any one of claims 1 to 9 is characterized by comprising the following steps:

step one, after a smokeless coal charging car with a smoke guide function is positioned below a coal tower, coal is discharged into a coal hopper device from a coal outlet of the coal tower until the coal discharge amount meets the requirement;

step two, the walking device drives the whole smokeless coal charging vehicle to walk to an N-type carbonization chamber to be charged with coal, and the walking device brakes;

thirdly, the cover opening device starts to open the cover, the oil cylinder III drives the cover opening machine to enable the electromagnet to be in contact with the furnace cover, after the electromagnet is electrified to generate magnetic force and then attracts the furnace cover, the speed reducing motor II is started to enable the furnace cover to rotate and be separated from the furnace base, and then the oil cylinder III drives the cover opening machine and the furnace cover to reach the position for cleaning the furnace cover to clean the furnace cover; meanwhile, a lifting oil cylinder of the smoke guide pipe device drives the U-shaped pipe body to descend into the water seal groove, after the U-shaped pipe body is in place, the cover opening gripper grabs the water seal cover, and the cover opening oil cylinder drives the lifting water seal cover to be in a working position;

fourthly, the oil cylinder VI acts to enable the furnace cover cleaning device to clamp the furnace cover, the speed reducing motor II is started to enable the furnace cover to rotate to complete furnace cover cleaning, and the oil cylinder VI drives the furnace cover cleaning device to withdraw to the initial position;

step five, the oil cylinder III drives the cover uncovering machine and the furnace cover to retract to the initial position;

sixthly, driving the cleaning machine to reach a cleaning position by an oil cylinder II of the furnace base cleaning device, starting a speed reduction motor to drive a cleaning head to rotate, cleaning the furnace base, closing the speed reduction motor after the furnace base is cleaned, and driving the cleaning machine to return to an initial position by the oil cylinder II;

seventhly, the oil cylinder IV drives the guide sleeve device to descend and is sealed with the spherical surface of the furnace base;

step eight, opening a grab bucket type flashboard;

ninth, the two-in-one speed reducer is started to drive the spiral feeder device to start coal charging, the weighing system weighs and displays the coal charging amount in real time, a signal is sent out after the coal charging is finished, the two-in-one speed reducer is closed, and the spiral feeder device stops working;

step ten, closing the grab bucket type flashboard;

eleventh, the oil cylinder IV drives the guide sleeve device to return to an initial position;

step twelve, the cover uncovering device closes the furnace cover, the oil cylinder III drives the cover uncovering machine to the closing position of the furnace cover, the electromagnet is powered off and separated from the furnace cover, and the oil cylinder III drives the cover uncovering machine to return to the initial position; meanwhile, the uncovering oil cylinder falls down to close the water seal cover, and the lifting oil cylinder drives the U-shaped pipe body to rise to the initial position;

step thirteen, the walking device drives the whole smokeless coal charging car to be connected with the coal tower for coal connection; so far, the smokeless coal charging vehicle with the smoke guide function completes a coal charging cycle.

Background

With the continuous adjustment of national industrial policies, coke ovens are particularly large-scale, and the aspects of environmental protection and energy conservation are stricter, so that the upgrading and updating of coke ovens are not slow, and the environmental protection and energy conservation need to meet the standard requirements of industries and industries.

The existing coal charging car is only pumped to a gas collecting pipe through single-hole pressure regulation of a self carbonization chamber, which cannot meet the large scale of a coke oven, and the large coal charging amount generates much smoke dust. The top-loading coke oven smokeless coal loading device (patent number CN 103773396A), the coke oven coal loading vehicle with dry smoke purification (patent number CN2319408Y), the top-loading coal type coke oven coal loading vehicle (patent number CN102965125A) and the dry dust removal coal loading vehicle (patent number CN201071353Y) are all used for loading coal in the top-loading coke oven and have only the coal loading function. The U-shaped pipe smoke guide vehicle is suitable for two processes of top loading and tamping (patent number CN 102863973A), and is used for smoke guide of a tamping coke oven. An environment-friendly smokeless coal charging car (patent No. CN 208292929U) with smoke guide function is suitable for a top-loading and tamping dual-purpose coke oven, the top-loading coke oven has a coal charging function, the tamping coke oven has a smoke guide function, and the two functions can not be used simultaneously. The above can not satisfy the function of coal charging and smoke guiding working simultaneously.

Therefore, the market urgently needs the coke oven with both coal charging holes and smoke guide holes. The invention develops a novel technology of the smokeless coal charging vehicle with the smoke guide function, which can be matched with the coke oven, is suitable for the large scale of the coke oven, has the characteristics of large coal charging amount and more smoke dust, has the functions of simultaneously charging coal and guiding smoke, can simultaneously charge coal and guide smoke in each carbonization chamber, part of smoke dust generated during coal charging is sucked to the gas collecting pipe through the single hole pressure regulation of the carbonization chamber, and the other part of smoke dust is guided into the adjacent carbonization chamber through the smoke guide system, thereby increasing the way of collecting a large amount of smoke dust generated during coal charging, solving the problem of smoke emission during coal charging, better realizing smokeless coal charging, having good environmental protection performance, and meeting the requirements of the large scale of the coke oven on the aspect of environmental protection.

Disclosure of Invention

According to the technical problems that the existing coal charging car is only pumped to a gas collecting pipe through single-hole pressure regulation of a self carbonization chamber, the large-scale coke oven cannot be met, the coal charging amount is large, much smoke is generated, and the function of simultaneously working coal charging and smoke guiding is not achieved, the smokeless coal charging car with the smoke guiding function and the using method thereof are provided. The coal charging device mainly utilizes a steel structure platform, a traveling device, a coal hopper device, a weighing system, a spiral feeding device, a cab, an electric room, a hydraulic room, a lubricating system, a hydraulic system, a smoke guide pipe device, a furnace base cleaning device, a furnace cover cleaning device, a cover uncovering device, a guide sleeve device, a flashboard device, a gas path system, an air conditioning system, a sliding contact device and an electric system, so that coal charging and smoke guide are realized simultaneously, each carbonization chamber can simultaneously charge coal and guide smoke, the problem of smoke generation during coal charging is solved, smoke-free coal charging is better realized, and the environmental protection performance is good.

The technical means adopted by the invention are as follows:

a smokeless coal charging car with smoke guiding function comprises: the device comprises a steel structure platform, a traveling device, a coal bucket device, a weighing system, a spiral feeding device, a cab, an electric room, a hydraulic room, a lubricating system, a hydraulic system, a smoke guide pipe device, a furnace base cleaning device, a furnace cover cleaning device, a cover uncovering device, a guide sleeve device, a flashboard device, a gas path system, an air conditioning system, a sliding contact device and an electric system;

the smokeless coal charging car with the smoke guide function works on the top of the coke oven, takes electricity from the oven body through the sliding contact device, and works in cooperation with the process of top charging the coke oven;

the walking device is arranged below the steel structure platform and used for driving the whole smokeless coal charging car to walk; the cab is installed below the steel structure platform, the electric room and the hydraulic room are installed above the steel structure platform, the hydraulic system, the lubricating system and the gas circuit system are arranged in the hydraulic room, the hydraulic system provides power for an oil cylinder of the whole smokeless coal charging car, the lubricating system lubricates a lubricating point of the whole smokeless coal charging car, the gas circuit system purges the steel structure platform, and the electric system is arranged in the electric room; the driver completes the operation of each action unit of the smokeless coal charging car in a driver room, and the action units realize full-automatic operation and unit step operation through an electric system and a hydraulic system; the air conditioning system adjusts the temperature of the driver cab, the electric room and the hydraulic room; oil cylinders of the whole smokeless coal charging car are uniformly arranged above the steel structure platform and are far away from a high-temperature area;

the coal bucket device is arranged above the steel structure platform and used for receiving coal below the coal tower, and the weight of the coal in the coal bucket device is measured by the weighing system, so that the accurate control of the coal charging amount is realized, a reasonable coal charging curve is favorably formed, the coal leveling time is shortened, and the overflow of smoke dust at the coal leveling port of the coke oven during coal charging is effectively inhibited; the spiral feeding device is arranged below the coal bucket device, a speed reduction motor connected with the end part of the spiral feeding device drives the spiral feeding device to rotate, coal stored in the coal bucket device is discharged into the guide sleeve device through the gate device and enters the carbonization chamber, the guide sleeve device is fixed on the steel structure platform, and the gate device adopts a grab gate;

the cover uncovering device is arranged on the left side of the guide sleeve device and is used for driving a furnace cover of the furnace body to be separated from the furnace base so as to complete cover uncovering; the furnace cover cleaning device is arranged on the upper side of the furnace cover and is used for cleaning the furnace cover; the furnace base cleaning device is arranged on the right side of the guide sleeve device and is used for cleaning the furnace base; the smoke guide pipe device is arranged at the first hole position on the coke side and used for guiding smoke.

Furthermore, a rubber spring is arranged at the joint of the walking device and the steel structure platform, so that the impact of the dynamic load on the coke oven top in the walking process of the smokeless coal charging car is effectively reduced.

Furthermore, the guide sleeve device is coaxial with the coal charging hole, is fixed on the steel structure platform through a support, and is provided with an oil cylinder IV and a guide sleeve which are connected, the oil cylinder IV drives the guide sleeve to move up and down to be butted with the furnace base in a spherical sealing mode, and the guide sleeve device is matched with a furnace body in a negative pressure mode during coal charging operation; the guide sleeve device can also compensate the alignment error caused by positioning, furnace body deformation and the like, and ensures that no smoke dust overflows after being well sealed during coal feeding.

Furthermore, the smoke guide pipe device is arranged on the steel structure platform through a fixing support, a lifting oil cylinder, a roller and a U-shaped pipe body connected with the lifting oil cylinder are arranged on the smoke guide pipe device, a water seal cover is fixed on the furnace body, the lifting oil cylinder drives the U-shaped pipe body to move into a water seal groove under the guidance of the roller, and the roller is arranged on the fixing support, so that the alignment precision of the smoke guide pipe device in the lifting process is improved;

the device comprises a U-shaped pipe body, a diffusing device, an explosion-proof cover and an adjusting turning plate, wherein the diffusing device, the explosion-proof cover and the adjusting turning plate are arranged in the U-shaped pipe body, the diffusing device is of a safety measure structure, the diffusing device is used for exhausting residual smoke dust in the pipe after smoke guiding is finished, so that detonation caused by excessive accumulation is prevented, the explosion-proof cover is rapidly opened when the pipe explodes in the smoke guiding process, so that equipment is prevented from being damaged, the adjusting turning plate adjusts the negative pressure in real time according to the pressure value in the smoke guiding process, the purposes of not smoking and not influencing chemical products in the coke oven production process are achieved, and the adjusting turning;

the U-shaped pipe body is butted with the water seal cover in a water seal mode, so that the effect of preventing smoke dust from escaping outwards is achieved; in the smoke guiding process, the smoke temperature is very high and open fire is accompanied, and the U-shaped tube body is made of high-temperature-resistant and corrosion-resistant stainless steel.

Furthermore, two cover opening mechanisms are arranged in the smoke guide pipe device and are uniformly arranged in the U-shaped pipe body, a cover opening oil cylinder and a cover opening gripper which are connected are arranged on the cover opening mechanism, the water seal cover is grasped by the cover opening gripper, the water seal cover is driven to lift and close by the cover opening oil cylinder, and the water seal cover is opened and closed in the U-shaped pipe body, so that smoke dust in the process of overflowing is prevented.

Furthermore, a roller train is installed below the smoke guide pipe device and arranged on the rail, and when the side furnace is used for charging coal, the smoke guide pipe device is driven by the oil cylinder I connected with the smoke guide pipe device to move a furnace distance on the rail through the roller train, so that coal charging and smoke guide of the side furnace are carried out simultaneously, and the environmental protection performance is improved.

Furthermore, a cover uncovering machine and an oil cylinder III which are connected are arranged on the cover uncovering device, an electromagnet and a speed reduction motor II which are connected are arranged on the cover uncovering machine, the oil cylinder III drives the cover uncovering machine to move, the electromagnet is in contact connection with the furnace cover, the electromagnet generates magnetic force after being electrified and sucks the furnace cover, and the speed reduction motor II rotates to separate the furnace cover from the furnace base, so that the cover uncovering is completed.

Furthermore, the furnace cover cleaning device is connected with an oil cylinder VI, the oil cylinder VI drives the furnace cover cleaning device to move and clamp the furnace cover, and meanwhile, a speed reduction motor II is started to enable the furnace cover to rotate to complete cleaning of the furnace cover.

Further, be provided with continuous hydro-cylinder II and scavenging machine on the stove seat cleaning device, be equipped with the gear motor I and the cleaning head that are connected on the scavenging machine, II drives the scavenging machine of hydro-cylinder to operating position, gear motor I drives the rotation of cleaning head and accomplishes the cleaning to the stove seat.

The invention also provides a using method of the smokeless coal charging car with the smoke guide function, which comprises the following steps:

step one, after a smokeless coal charging car with a smoke guide function is positioned below a coal tower, coal is discharged into a coal hopper device from a coal outlet of the coal tower until the coal discharge amount meets the requirement;

step two, the walking device drives the whole smokeless coal charging vehicle to walk to an N-type carbonization chamber to be charged with coal, and the walking device brakes;

thirdly, the cover opening device starts to open the cover, the oil cylinder III drives the cover opening machine to enable the electromagnet to be in contact with the furnace cover, after the electromagnet is electrified to generate magnetic force and then attracts the furnace cover, the speed reducing motor II is started to enable the furnace cover to rotate and be separated from the furnace base, and then the oil cylinder III drives the cover opening machine and the furnace cover to reach the position for cleaning the furnace cover to clean the furnace cover; meanwhile, a lifting oil cylinder of the smoke guide pipe device drives the U-shaped pipe body to descend into the water seal groove, after the U-shaped pipe body is in place, the cover opening gripper grabs the water seal cover, and the cover opening oil cylinder drives the lifting water seal cover to be in a working position;

fourthly, the oil cylinder VI acts to enable the furnace cover cleaning device to clamp the furnace cover, the speed reducing motor II is started to enable the furnace cover to rotate to complete furnace cover cleaning, and the oil cylinder VI drives the furnace cover cleaning device to withdraw to the initial position;

step five, the oil cylinder III drives the cover uncovering machine and the furnace cover to retract to the initial position;

sixthly, driving the cleaning machine to reach a cleaning position by an oil cylinder II of the furnace base cleaning device, starting a speed reduction motor to drive a cleaning head to rotate, cleaning the furnace base, closing the speed reduction motor after the furnace base is cleaned, and driving the cleaning machine to return to an initial position by the oil cylinder II;

seventhly, the oil cylinder IV drives the guide sleeve device to descend and is sealed with the spherical surface of the furnace base;

step eight, opening a grab bucket type flashboard;

ninth, the two-in-one speed reducer is started to drive the spiral feeder device to start coal charging, the weighing system weighs and displays the coal charging amount in real time, a signal is sent out after the coal charging is finished, the two-in-one speed reducer is closed, and the spiral feeder device stops working;

step ten, closing the grab bucket type flashboard;

eleventh, the oil cylinder IV drives the guide sleeve device to return to an initial position;

step twelve, the cover uncovering device closes the furnace cover, the oil cylinder III drives the cover uncovering machine to the closing position of the furnace cover, the electromagnet is powered off and separated from the furnace cover, and the oil cylinder III drives the cover uncovering machine to return to the initial position; meanwhile, the uncovering oil cylinder falls down to close the water seal cover, and the lifting oil cylinder drives the U-shaped pipe body to rise to the initial position;

step thirteen, the walking device drives the whole smokeless coal charging car to be connected with the coal tower for coal connection; so far, the smokeless coal charging vehicle with the smoke guide function completes a coal charging cycle.

Compared with the prior art, the invention has the following advantages:

1. the smokeless coal charging vehicle with the smoke guide function and the use method thereof provided by the invention are suitable for the development trend of large-scale coke ovens, have the functions of simultaneously charging coal and guiding smoke, can simultaneously charge coal and guide smoke in each carbonization chamber, solve the problem of smoke generation during coal charging, better realize smokeless coal charging and have good environmental protection performance.

2. According to the smokeless coal charging vehicle with the smoke guide function and the using method thereof, the smoke guide pipe device is provided with the pressure-adjusting turning plate, the negative pressure can be adjusted in real time according to the negative pressure value in the smoke guide process, and the smokeless coal charging vehicle is simple in structure, convenient to operate and stable and reliable in performance. Can achieve the aim of not generating smoke and not influencing chemical products in the production process of the coke oven, and is more suitable for the requirements of environmental protection and market.

3. The smokeless coal charging car with the smoke guide function and the use method thereof have high automation and integration degree, and reduce the labor intensity of workers.

4. According to the smokeless coal charging vehicle with the smoke guide function and the using method thereof, all the oil cylinders are arranged above the steel structure platform and are far away from a high-temperature area.

5. According to the smokeless coal charging vehicle with the smoke guide function and the using method thereof, the coal charging guide sleeve is butted with the furnace base by adopting spherical seal, the smoke guide pipe device is butted by adopting water seal, so that the smoke guide pipe device can adapt to a certain degree of error, is matched with the negative pressure of the furnace body, realizes no smoke and dust overflow in the coal charging process, and is environment-friendly and energy-saving.

6. According to the smokeless coal charging car with the smoke guide function and the using method thereof, the coal charging guide sleeve, the U-shaped pipe body, the adjusting turning plate and the cover opening gripper are made of high-temperature-resistant and corrosion-resistant materials, so that the smokeless coal charging car is suitable for working conditions.

7. According to the smokeless coal charging vehicle with the smoke guide function and the using method thereof, the smoke guide pipe device is provided with the diffusing device and the explosion-proof cover, and the smoke guide is safe and reliable.

8. According to the smokeless coal charging vehicle with the smoke guide function and the using method thereof, the smoke guide pipe device opens and closes the water seal cover after the U-shaped pipe body falls into the water seal groove for sealing, the smoke generation link during cover opening is reduced, and smoke overflow is controlled.

9. According to the smokeless coal charging vehicle with the smoke guide function and the use method thereof, the smoke guide pipe device runs up and down by adopting a structural form of middle driving of the lifting oil cylinder and guiding of the guide wheels in the roller groups at two sides, and the smokeless coal charging vehicle is simple to control, stable in running, free of blockage and high in alignment precision. The smoke guide pipe device can move, and the side furnace can also realize coal loading and smoke guide.

In conclusion, the technical scheme of the invention can solve the problems that the existing coal charging car can only be sucked to the gas collecting pipe through the single hole pressure regulation of the self carbonization chamber, cannot meet the requirements of large-scale coke ovens, has large coal charging amount, generates much smoke dust, and does not have the functions of simultaneously working coal charging and smoke guiding.

Based on the reasons, the invention can be widely popularized in the fields of metallurgical coking and the like.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a top view of a smokeless coal charging car with smoke guiding function according to the present invention.

Fig. 2 is a view at a-a in fig. 1.

Fig. 3 is a view at B-B in fig. 1.

In the figure: 1. a steel structure platform; 2. a running gear; 3. a coal hopper device; 4. a weighing system; 5. a screw feeding device; 6. a driver's cab; 7. an electrical room; 8. a hydraulic chamber; 9. a lubrication system; 10. a hydraulic system; 11. a smoke guide pipe device; 12. a track; 13. uncovering the oil cylinder; 14. an oil cylinder I; 15. uncovering the gripper; 16. a furnace base cleaning device; 17. a sweeper; 18. a speed reducing motor I; 19. an oil cylinder II; 20. an electromagnet; 21. a cover uncovering machine; 22. a speed reducing motor II; 23. uncovering the cover device; 24. an oil cylinder III; 25. cleaning the head; 26. a guide sleeve device; 27. an oil cylinder IV; 28. a support; 29. a grab bucket type gate plate; 30. a gas path system; 31. an air conditioning system; 32. a trolley device; 33. a roller set; 34. lifting the oil cylinder; 35. fixing a bracket; 36. adjusting the turning plate; 37. a roller; 38. an explosion-proof cover; 39. a U-shaped pipe body; 40. a diffusing device; 41. an oil cylinder V; 42. a furnace cover cleaning device; 43. an oil cylinder VI; 44. an electrical system; 45. a guide sleeve; 46. a furnace cover; 47. a furnace base; 48. sealing the water cover; 49. a reduction motor; 50. and a cover uncovering mechanism.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Example 1

The invention is implemented on a coal charging car of 7.6 meters of Shanxi Shenglongtada in ancient county of Shanxi Linfen city. A certain furnace body design institute has successfully developed a new coke oven matched with the coke oven and has made a contract with a certain coke oven plant. The invention provides the smokeless coal charging vehicle with the smoke guide function according to the process characteristics of the top-charging coke oven, the smoke guide is carried out while charging, the smokeless coal charging is realized, the environmental protection performance is good, the development trend of large-scale coke ovens is met, the requirement of large-scale coke ovens on environmental protection and dust removal is better met, the automation and integration degree is high, and the production efficiency and the economic benefit are improved. After the development is successful, the development of the industry technology can be led, the gap between the coke oven and a competitor is widened, the development trend of the coke oven market is complied with, and the product market competitiveness and the economic benefit of an enterprise are improved.

As shown in figures 1-3, the smokeless coal charging vehicle with the smoke guide function is suitable for large-scale coke ovens, has the characteristics of large coal charging amount and much smoke, has the functions of simultaneously charging coal and guiding smoke, can simultaneously charge coal and guide smoke in each carbonization chamber, solves the problem of coal charging smoke, better realizes smokeless coal charging, and has good environmental protection performance. A smokeless coal charging vehicle with a smoke guide function mainly comprises a steel structure platform 1, a traveling device 2, a coal hopper device 3, a weighing system 4, a spiral feeding device 5, a driver cab 6, an electric room 7, a hydraulic room 8, a lubricating system 9, a hydraulic system 10, a smoke guide pipe device 11, a furnace base cleaning device 16, a furnace cover cleaning device 42, a cover uncovering device 23, a guide sleeve device 26, a flashboard device, a gas path system 30, an air conditioning system 31, a sliding contact device 32 and an electric system 44.

The walking device 2 is arranged below the steel structure platform 1, and the rubber spring is arranged at the joint, so that the impact of the dynamic load on the coke oven top in the vehicle walking process can be effectively reduced. Cab 6 installs in steel construction platform 1 below, and the driver operates equipment inside cab 6. The electric room 7 and the hydraulic room 8 are arranged above the steel structure platform 1, the hydraulic system 10, the lubricating system 9 and the gas circuit system 30 are arranged in the hydraulic room 8, the hydraulic system 10 provides power for an oil cylinder of the whole equipment, the lubricating system 9 lubricates lubricating points of the running device 2 and the spiral feeding device 5 of the whole equipment, the gas circuit system 30 purges the steel structure platform 1, and the electric system 44 is arranged in the electric room 7. The driver completes the operation of each action unit of the smokeless coal charging car with the smoke guiding function in the driver cab 6, and the action units can realize full-automatic operation and unit step operation through the electric system 44 and the hydraulic system 10. The air conditioning system 31 performs temperature regulation of the driver's cab 6, the electrical room 7, and the hydraulic room 8. All the oil cylinders are arranged above the steel structure platform 1 and far away from a high-temperature area.

The coal bucket device 3 is arranged above the steel structure platform 1 and used for receiving coal below the coal tower, the weight of the coal in the coal bucket device 3 is measured through the weighing system 4, the coal charging amount can be accurately controlled, a reasonable coal charging curve is favorably formed, the coal leveling time is shortened, and the overflow of smoke dust at the coal leveling port of the coke oven during coal charging can be effectively inhibited. The spiral feeding device 5 is arranged below the coal bucket device 3, a speed reducing motor 49 at the end part drives the spiral feeding device 5 to rotate, coal is fed into the guide sleeve device 26 through the flashboard device, and the flashboard device adopts a grab flashboard 29.

The guide sleeve device 26 is coaxial with the coal charging hole and is fixed on the steel structure platform 1 through the support 28, the oil cylinder IV 27 drives the guide sleeve 45 to move up and down to be butted with the furnace seat 47 in a spherical sealing mode, the guide sleeve device 26 is matched with the furnace body in a negative pressure mode during coal charging operation, alignment errors caused by positioning, furnace body deformation and the like can be compensated through the universal coupling, and the condition that the guide sleeve device is well sealed and has no smoke dust overflow during coal discharging is guaranteed.

The cover uncovering device 23 is arranged on the left side of the guide sleeve device 26, the oil cylinder III 24 drives the cover uncovering machine 21 to enable the electromagnet 20 to be in contact with the furnace cover 46, after the electromagnet 20 is electrified to generate magnetic force and then attracts the furnace cover 46, the speed reducing motor II 22 rotates to enable the furnace cover 46 to be separated from the furnace base 47, and cover uncovering is completed.

The furnace cover cleaning device 42 is arranged on the upper side of a furnace cover 46 and is connected with an oil cylinder VI 43, the oil cylinder VI 43 drives the furnace cover cleaning device 42 to move and clamp the furnace cover 46, and meanwhile, the speed reducing motor II 22 is started to enable the furnace cover 46 to rotate to complete cleaning of the furnace cover 46.

The furnace base cleaning device 16 is arranged on the right side of the guide sleeve device 26, the cleaning machine 17 is driven to a working position through the oil cylinder II 19, and the speed reduction motor I18 drives the cleaning head 25 to rotate to complete cleaning of the furnace base 47.

The smoke guide pipe device 11 is arranged at the first hole position on the coke side, the water seal cover 48 is fixed on the furnace body, the lifting oil cylinder 34 drives the U-shaped pipe body 39 to move under the guidance of the roller 37, the roller 37 is installed on the fixed support 35, the alignment precision in the lifting process of the smoke guide pipe device 11 is improved, the U-shaped pipe body 39 comprises a diffusing device 40, an explosion-proof cover 38 and an adjusting turning plate 36, the diffusing device 40 and the explosion-proof cover 38 are safety measures, and the diffusing device 40 is used for exhausting residual smoke dust in the pipe after smoke guide is completed, so that excessive explosion sound is prevented. The explosion-proof cover 38 is opened quickly by explosion in the pipe during smoke guiding process, so as to prevent damage to the equipment. The adjusting turning plate 36 adjusts the negative pressure in real time according to the pressure value in the smoke guide process, the purposes of not smoking and not influencing the chemical products in the production process of the coke oven are achieved, and the adjusting turning plate 36 is driven by the oil cylinder V41. The U-shaped pipe body 39 is butted with the water sealing cover 48 in a water sealing mode, so that the effect of preventing smoke dust from escaping outwards is achieved. In the smoke guiding process, the U-shaped pipe body 39 is made of high-temperature-resistant and corrosion-resistant stainless steel due to high smoke temperature and open fire.

The smoke guide pipe device 11 is provided with two cover uncovering mechanisms 50 which are arranged inside the U-shaped pipe body 39, the cover uncovering mechanisms 50 drive the lifting opening and closing water sealing cover 48 through the cover uncovering oil cylinder 13, and the opening and closing of the water sealing cover 48 are all carried out inside the U-shaped pipe body 39, so that smoke dust in the process is prevented from overflowing.

Roller group 33 is installed below smoke guide pipe device 11, roller group 33 is arranged on track 12, when the side stove loads coal, smoke guide pipe device 11 can move a furnace distance on track 12 through cylinder I14 drive, realizes that the side stove loads coal and leads cigarette and goes on simultaneously, improves the feature of environmental protection.

The smokeless coal charging vehicle with the smoke guide function works on the top of a coke oven, and the sliding contactor device 32 is used for taking electricity from the oven body and matching with the process of top charging the coke oven.

Example 2

On the basis of embodiment 1, the invention also provides a using method of the smokeless coal charging car with the smoke guiding function, which comprises the following steps:

when the smokeless coal charging car with the smoke guide function works:

the first step is as follows: after the smokeless coal charging car with the smoke guide function is positioned below the coal tower, coal is discharged into the coal hopper device 3 from the coal outlet of the coal tower until the coal discharge amount meets the requirement.

And secondly, driving the smokeless coal charging vehicle with the smoke guide function to travel to an N-shaped carbonization chamber to be charged by the traveling device 2, and braking the traveling device 2.

And thirdly, the cover opening device 23 starts to open the cover, the oil cylinder III 24 drives the cover opening machine 21 to enable the electromagnet 20 to be in contact with the furnace cover 46, after the electromagnet 20 is electrified to generate magnetic force and attracts the furnace cover 46, the speed reducing motor II 22 is started to enable the furnace cover 46 to rotate and separate from the furnace base 47, and then the oil cylinder III 24 drives the cover opening machine 21 and the furnace cover 46 to reach the position for cleaning the furnace cover. Meanwhile, the lifting oil cylinder 34 of the smoke guide pipe device 11 drives the U-shaped pipe body 39 to descend into the water seal tank, after the U-shaped pipe body is in place, the cover opening gripper 15 grabs the water seal cover 48, and the cover opening oil cylinder 13 drives the lifting water seal cover 48 to be in a working position.

Fourthly, the oil cylinder VI 43 acts to enable the furnace cover cleaning device 42 to clamp the furnace cover 46, the speed reducing motor II 22 is started to enable the furnace cover 46 to rotate to complete furnace cover cleaning, and the oil cylinder VI 43 drives the furnace cover cleaning device 42 to withdraw to the initial position.

And fifthly, the oil cylinder III 24 drives the cover opener 21 and the furnace cover 46 to withdraw to the initial position.

Sixthly, the oil cylinder II 19 of the furnace base cleaning device 16 drives the cleaning machine 17 to reach the cleaning position, the speed reduction motor I18 is started to drive the cleaning head 25 to rotate, the furnace base 47 is cleaned, after the furnace base cleaning is finished, the speed reduction motor I18 is closed, and the oil cylinder II 19 drives the cleaning machine 17 to return to the initial position.

And seventhly, the oil cylinder IV 27 drives the guide sleeve device 26 to descend, and the guide sleeve device is sealed with the spherical surface of the furnace seat 47.

In the eighth step, the clamshell type gate 29 is opened.

And step nine, starting the two-in-one speed reducing motor 49, driving the screw feeder device 5 to start coal charging, weighing the coal charging amount in real time by the weighing system 4, sending a signal after the coal charging is finished, closing the two-in-one speed reducing motor 49, and stopping the screw feeder device 5.

The tenth step is to close the clamshell gate 29.

In the tenth step, the oil cylinder IV 27 drives the guide sleeve device 26 to return to the initial position.

And twelfth, the cover opening device 23 closes the furnace cover 46, the oil cylinder III 24 drives the cover opening machine 21 to the closing position of the furnace cover 46, the electromagnet 20 is powered off and is separated from the furnace cover 46, and the oil cylinder III 24 drives the cover opening machine 21 to return to the initial position. At the same time, the uncovering oil cylinder 13 falls to close the water sealing cover 48, and the lifting oil cylinder 34 drives the U-shaped pipe body 39 to ascend to the initial position.

And thirteenth, the walking device 2 drives the smokeless coal charging vehicle with the smoke guide function to be connected with the coal tower for coal connection. So far, the smokeless coal charging vehicle with the smoke guide function completes a coal charging cycle.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.