1. A chemical wastewater recycling device, which comprises a recycling cylinder (1) and is characterized in that, the top of the recovery cylinder (1) is arranged with the water inlet pipe (2), the bottom of the recovery cylinder (1) is arranged with the return pipe (3), the top of the recovery cylinder (1) is provided with a first motor (6), the driving end of the first motor (6) extends into the recovery cylinder (1) and is arranged with the mixing shaft, a filter plate (7) is arranged on the upper side in the recovery cylinder (1), a cleaning scraper (8) fixed with the mixing shaft is arranged on the upper side of the filter plate (7), a sedimentation hopper (5) is fixed in the recovery cylinder (1) and positioned at the lower side of the filter plate (7), a chemical feeding pipe (10) is arranged in the recovery cylinder (1) and between the filter plate (7) and the sedimentation hopper (5), the bottom end of the mixing shaft extends into the settling hopper (5) and is provided with a mixer (9);

a flushing pipe (14) is installed on one side of the recovery cylinder (1), a sewage discharge pipe (15) is installed on the other side of the recovery cylinder, one end, far away from the recovery cylinder (1), of the sewage discharge pipe (15) is connected with a sewage discharge tank (16), and the flushing pipe (14) is correspondingly arranged on the upper side of the filter plate (7);

the top of the sedimentation hopper (5) is provided with an overflow hole (27), the bottom of the sedimentation hopper (5) is connected with a transverse cylinder (4), the transverse cylinder (4) is transversely and fixedly installed with a recovery cylinder (1), the diameter of the transverse cylinder (4) is smaller than that of the upper end of the sedimentation hopper (5), two ends of the transverse cylinder (4) extend to the outer side of the recovery cylinder (1), a second motor (12) is installed on the outer side of one end of the transverse cylinder (4), a spiral conveyor (11) is rotatably installed in the transverse cylinder (4), the spiral conveyor (11) is fixed with the driving end of the second motor (12), and the other end of the transverse cylinder (4) is connected with a fertilizer box (13) through a discharge pipe (26);

the inside of a recovery section of thick bamboo (1) and the downside position department that is located horizontal section of thick bamboo (4) are equipped with lift sealing mechanism, lift sealing mechanism is including installing two cylinders (18) at recovery section of thick bamboo (1) inner wall, two the flexible end of cylinder (18) upwards sets up and installs with a crossbeam (19) jointly, a plurality of sealed posts (20) are installed to the upside of crossbeam (19), the diapire of horizontal section of thick bamboo (4) runs through and sets up with sealed post (20) assorted water hole (21).

2. The chemical wastewater recycling device according to claim 1, wherein the filter plate (7) comprises two filter screens arranged up and down, the aperture of the filter screen positioned on the upper side is larger than that of the filter screen positioned on the lower side, and the position of the recycling cylinder (1) corresponding to each filter screen is provided with a flushing pipe (14) and a sewage pipe (15).

3. The chemical wastewater recycling device according to claim 1, wherein a rubber strip is fixed to the bottom of the cleaning scraper (8) and is in frictional contact with the top surface of the filter plate (7).

4. The chemical wastewater recycling device according to claim 1, wherein the return pipe (3), the dosing pipe (10), the fertilizer box (13), the flushing pipe (14), the sewage discharge pipe (15) and the sewage discharge box (16) are all provided with valves (17).

5. The chemical wastewater recycling device according to claim 1, wherein the sealing column (20) is composed of a vertical rod and a rubber sleeve wrapped outside the vertical rod.

6. The chemical wastewater recycling device according to any one of claims 1 to 5, wherein a heater (22) is installed outside the fertilizer box (13), an exhaust pipe (23) and a third motor (24) are installed on the top of the fertilizer box (13), a driving end of the third motor (24) extends into the fertilizer box (13) and is provided with a stirring shaft, and a stirrer (25) is installed on the stirring shaft.

7. The chemical wastewater recycling device according to claim 6, wherein the heaters (22) are electric heaters, and the number of the heaters (22) is four, and the heaters are uniformly distributed outside the fertilizer box (13).

Background

In the field of chemical production, a large amount of wastewater is generated in each production process, and if the wastewater is directly discharged, not only is the waste of water resources caused, but also the environmental pollution is caused; therefore, in order to avoid the environmental pollution of chemical wastewater and improve the utilization value of the wastewater, a chemical wastewater recycling device is adopted to purify the wastewater in the prior art and then recycle the wastewater.

Through retrieval, Chinese patent No. CN 205500973U discloses a chemical wastewater filtering, precipitating, crystallizing and recycling device, which comprises a filtering chamber and a precipitating chamber; a filter chamber upper cover is arranged on the filter chamber; a liquid inlet pipe is arranged in the middle of the upper cover of the filtering chamber; a filter plate is arranged in the filter chamber; the filter plate is divided into a first filter plate, a second filter plate and a third filter plate; the settling chamber is provided with a settling chamber upper cover; the upper cover of the settling chamber is provided with a transmission device; a first gear and a second gear are arranged in the transmission device; the rotating shaft is provided with a medicine spray nozzle mounting plate, an upper stirring rod and a lower stirring rod; the settling chamber is divided into a dosing area and a settling area by a partition plate.

The existing chemical wastewater recycling device still has the following technical defects: solid waste residues in the wastewater cannot be conveniently removed after being filtered, and after the equipment runs for a period of time, the solid waste residues easily block a filter plate to influence subsequent use; the slow release fertilizer obtained after the wastewater is added with the medicine and precipitated is accumulated in the box body along with the increase of the operation time of the equipment, but cannot be conveniently discharged and utilized, so that the invention provides the device for recycling the wastewater for the chemical industry.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a chemical wastewater recycling device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a chemical wastewater recycling device, includes the recycling bin, the top and the inlet tube installation of recycling bin, the bottom and the back flow installation of recycling bin, first motor is installed at the top of recycling bin, the drive end of first motor extends to in the recycling bin and installs with the mixing shaft, the filter plate is installed to the upside of recycling bin inside, the upside of filter plate is equipped with the clean scraper blade of fixing with the mixing shaft, the inside of recycling bin and the downside that is located the filter plate are fixed with the sediment fill, the position department that the inside of recycling bin and lie in between filter plate and the sediment fill installs the dosing pipe, the bottom of mixing shaft extends to in the sediment fill and installs the blender;

a flushing pipe is arranged on one side of the recovery cylinder, a sewage discharge pipe is arranged on the other side of the recovery cylinder, one end of the sewage discharge pipe, which is far away from the recovery cylinder, is connected with a sewage discharge box, and the flushing pipe is correspondingly arranged on the upper side of the filter plate;

the top of the sedimentation hopper is provided with an overflow hole, the bottom of the sedimentation hopper is connected with a transverse cylinder, the transverse cylinder is transversely and fixedly installed with a recovery cylinder, the diameter of the transverse cylinder is smaller than that of the upper end of the sedimentation hopper, two ends of the transverse cylinder extend to the outer side of the recovery cylinder, a second motor is installed on the outer side of one end of the transverse cylinder, a spiral conveyor is rotatably installed in the transverse cylinder, the spiral conveyor is fixed with the driving end of the second motor, and the other end of the transverse cylinder is connected with a fertilizer box through a discharge pipe;

the inside of a recovery section of thick bamboo just is located the downside position department of a horizontal section of thick bamboo and is equipped with lift sealing mechanism, lift sealing mechanism is including installing two cylinders at the recovery section of thick bamboo inner wall, two the flexible end of cylinder upwards sets up and installs with a crossbeam jointly, a plurality of sealed posts are installed to the upside of crossbeam, the diapire of a horizontal section of thick bamboo run through set up with sealed post assorted water hole.

Further, the filter plate includes the filter screen that two set up from top to bottom, and the filter screen aperture that is located the upside is greater than the filter screen aperture of downside, the position department that the recovery drum corresponds every filter screen all is equipped with flushing pipe and blow off pipe.

Further, a rubber strip is fixed at the bottom of the cleaning scraper and is in frictional contact with the top surface of the filter plate.

Furthermore, valves are arranged on the return pipe, the dosing pipe, the fertilizer box, the flushing pipe, the blow-off pipe and the blow-off box.

Furthermore, the sealing column comprises a vertical rod and a rubber sleeve wrapped on the outer side of the vertical rod.

Another object of the invention is: the slow release fertilizer obtained after precipitation is dried and convenient to recycle, so that the invention provides the following technical scheme on the basis of the technical scheme:

further, the heater is installed in the outside of fertilizer case, blast pipe and third motor are installed at the top of fertilizer case, the drive end of third motor extends to in the fertilizer case and installs the (mixing) shaft, install the agitator on the (mixing) shaft.

Furthermore, the heaters are electric heaters, the number of the heaters is four, and the heaters are uniformly distributed on the outer side of the fertilizer box.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the cleaning scraper is arranged to scrape off the solid waste residues on the filter plate, the solid waste residues are washed to the sewage discharge tank by using water flow and collected, and then the solid waste residues can be discharged in a centralized manner, so that the filter plate can be prevented from being blocked by the solid waste residues, and the filtering effect of the filter plate can be ensured.

2. By arranging the transverse cylinder and the spiral conveyor, the slow release fertilizer in the precipitation hopper after the medicine is added can be conveyed and collected in the fertilizer box, so that the fertilizer can be conveniently recycled at the later stage.

3. According to the invention, the water holes are formed in the bottom of the transverse cylinder and the lifting sealing mechanism is arranged in a matched manner, so that the water in the slow release fertilizer can be drained after the wastewater is recovered, and then the slow release fertilizer can be conveyed into a fertilizer box.

4. The heater heats the fertilizer box, and the third motor drive agitator stirs the slow-release fertilizer, makes it be heated evenly to evaporate its slow-release fertilizer remaining moisture, make its rapid draing, make the follow-up recycle of convenience.

In conclusion, the invention can conveniently filter and remove the solid waste residues in the wastewater, thereby avoiding the solid waste residues from blocking the filter plate; the slow release fertilizer is conveniently conveyed, and can be dried and evaporated during recycling, so that the later-stage recycling is facilitated.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic structural diagram of a first embodiment of a chemical wastewater recycling device according to the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a schematic structural diagram of a first embodiment of a chemical wastewater recycling device according to the present invention;

FIG. 4 is a schematic view of the internal structure of FIG. 3;

FIG. 5 is a diagram showing the positional relationship among the cleaning blade, the mixer and the filter plate in the present invention;

FIG. 6 is a schematic view of the installation of the horizontal tube and the settling hopper in the present invention;

FIG. 7 is a schematic view of the lift seal mechanism and the cross-barrel of FIG. 4;

fig. 8 is a second schematic view of the elevating sealing mechanism and the horizontal tube in fig. 4.

In the figure: the device comprises a recovery cylinder 1, a water inlet pipe 2, a return pipe 3, a transverse cylinder 4, a sedimentation hopper 5, a first motor 6, a filter plate 7, a cleaning scraper 8, a mixer 9, a dosing pipe 10, a screw conveyor 11, a second motor 12, a fertilizer box 13, a flushing pipe 14, a sewage pipe 15, a sewage tank 16, a valve 17, an air cylinder 18, a cross beam 19, a sealing column 20, a water hole 21, a heater 22, an exhaust pipe 23, a third motor 24, a stirrer 25, a material discharging pipe 26 and an overflow hole 27.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-8, a waste water recycling device for chemical industry, including recovery cylinder 1, the top and the inlet tube 2 installation of recovery cylinder 1, the bottom and the back flow 3 installation of recovery cylinder 1, valve 17 is installed to the bottom of back flow 3, first motor 6 is installed at the top of recovery cylinder 1, the drive end of first motor 6 extend to in the recovery cylinder 1 and with the installation of mixing shaft, filter plate 7 is installed to the inside upside of recovery cylinder 1, the upside of filter plate 7 is equipped with the clean scraper blade 8 fixed with the mixing shaft. A rubber strip is fixed at the bottom of the cleaning scraper 8 and is in frictional contact with the top surface of the filter plate 7.

In this embodiment, the filter plate 7 includes two filter screens that set up from top to bottom, and the filter screen aperture that is located the upside is greater than the filter screen aperture of downside, and the position department that the corresponding every filter screen of recovery drum 1 all is equipped with flushing pipe 14 and blow off pipe 15. Two filter screens with different filter hole diameters in the filter plate 7 can increase the filtering effect on solid waste residues.

The waste water is injected into the recovery cylinder 1 through the water inlet pipe 2 and then is filtered through the filter plate 7, so that the solid waste residue in the waste water is separated from the waste water.

A precipitation hopper 5 is fixed in the recovery cylinder 1 and positioned at the lower side of the filter plate 7, a chemical feeding pipe 10 is installed in the recovery cylinder 1 and positioned between the filter plate 7 and the precipitation hopper 5, and the bottom end of the mixing shaft extends into the precipitation hopper 5 and is provided with a mixer 9; the dosing tube 10 is fitted with a valve 17.

The filtered wastewater flows into the precipitation hopper 5, and the medicine is added through the medicine adding pipe 10, so that the medicine and the wastewater are fully mixed, and a precipitate is formed in the precipitation hopper 5.

A flushing pipe 14 is arranged on one side of the recovery cylinder 1, a sewage discharge pipe 15 is arranged on the other side of the recovery cylinder 1, one end of the sewage discharge pipe 15, which is far away from the recovery cylinder 1, is connected with a sewage discharge tank 16, and the flushing pipe 14 is correspondingly arranged on the upper side of the filter plate 7; the flushing pipe 14 and the sewage draining pipe 15 are both provided with valves 17.

The first motor 6 drives the cleaning scraper 8 to scrape off solid waste residues retained on the filter plate 7, and the solid waste residues are washed into the sewage discharge tank 16 through the sewage discharge pipe 15 by matching with clean water discharged from the washing pipe 14 and then discharged after the later-stage wastewater treatment is finished.

Deposit the top of fighting 5 and seted up overflow hole 27, the bottom and the horizontal section of thick bamboo 4 of fighting 5 are connected to deposit, horizontal section of thick bamboo 4 and the horizontal fixed mounting of recovery drum 1, the diameter of horizontal section of thick bamboo 4 is less than the diameter of depositing 5 upper ends of fighting, the both ends of horizontal section of thick bamboo 4 extend to the outside of recovery drum 1, second motor 12 is installed in the outside of horizontal section of thick bamboo 4 one end wherein, auger delivery 11 is installed to horizontal section of thick bamboo 4 internal rotation, auger delivery 11 is fixed with the drive end of second motor 12, the other end of horizontal section of thick bamboo 4 is connected with fertilizer case 13 through arranging material pipe 26. The bottom of the fertilizer box 13 is provided with a valve 17.

The inside of recovery section of thick bamboo 1 and the downside position department that is located horizontal section of thick bamboo 4 are equipped with lift sealing mechanism, and lift sealing mechanism is including installing two cylinders 18 at 1 inner wall of recovery section of thick bamboo, and the flexible end of two cylinders 18 upwards sets up and install with a crossbeam 19 jointly, and a plurality of sealed posts 20 are installed to the upside of crossbeam 19, and sealed post 20 comprises pole setting and the rubber sleeve of parcel in the pole setting outside. The bottom wall of the horizontal cylinder 4 is provided with a water hole 21 matched with the sealing column 20 in a penetrating way.

When the first motor 6 rotates, the mixer 9 at the bottom is driven to rotate simultaneously, so that the medicine is fully mixed with the wastewater, the second motor 12 rotates positively to drive the screw conveyor 11 to rotate, and at the moment, the slow release fertilizer deposited is formed in the depositing hopper 5 and the transverse cylinder 4. After the precipitation is finished, the second motor 12 reversely rotates to drive the screw conveyor 11 to rotate, and when the valve 17 of the sewage discharge box 16 is opened, the slow release fertilizer can be conveyed into the fertilizer box 13.

After the slow release fertilizer of sediment is formed in the sediment fill 5 and the horizontal cylinder 4, the cylinder 18 controls the crossbeam 19 to descend, and the sealed post 20 leaves the water hole 21 of horizontal cylinder 4 bottom this moment, and the horizontal cylinder 4 and the purification back water outflow in the sediment fill 5 this moment discharge through the recovery tube 3 after flowing.

Example two

Referring to fig. 1-8, in the second embodiment, on the basis of the first embodiment, a heater 22 is installed outside the fertilizer box 13, an exhaust pipe 23 and a third motor 24 are installed on the top of the fertilizer box 13, a driving end of the third motor 24 extends into the fertilizer box 13 and is provided with a stirring shaft, and a stirrer 25 is installed on the stirring shaft.

The third motor 24 drives the screw conveyor 11 to convey the slow release fertilizer into the fertilizer box 13, the heater 22 heats the outer wall of the fertilizer box 13, the heat is transferred to the inside, moisture in the slow release fertilizer is evaporated to be fully dried, and water vapor is discharged from the exhaust pipe 23.

When the mixer 9 mixes the drug and the waste water, a part of the waste water flows out from the overflow hole 27 and is finally discharged from the recovery pipe 3, a pipeline and a water pump can be externally connected to the recovery pipe 3, and then the waste water is injected into the recovery cylinder 1 again through the water inlet pipe 2.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.