1. A gas-liquid separation equipment of chemical petroleum refining which characterized in that: comprises a shell (1), a bracket (2), a fractionation mechanism and a controller; the middle part of the shell (1) is designed in a cylindrical shape, and two end parts of the shell are designed in a semicircular shape; the shell (1) is hollow inside; the bracket (2) is positioned close to the bottom of the shell (1) and fixedly connected with the shell (1); the fractionation mechanism is arranged inside the shell (1); the upper end and the lower end of the shell (1) are respectively communicated with an air outlet pipe (11) and an oil outlet pipe (12); an oil inlet pipe (13) is arranged at one end of the side wall of the shell (1) close to the air outlet pipe (11); one end of the oil inlet pipe (13) is communicated with the lower part of the inner part of the shell (1), and the other end of the oil inlet pipe is communicated with an external oil delivery valve (14); the inner cavity of the shell (1) is provided with evenly distributed shunting mechanisms in the inner wall of the shell (1); the fractionation mechanism comprises an oil collecting plate (15), a first oil conveying pipe (16) and a second oil conveying pipe (17); the oil collecting plate (15) is designed in a hemispherical shape, and the interior of the oil collecting plate is of a hollow structure; the diameter of the oil collecting plate (15) is smaller than the inner diameter of the shell (1); the oil collecting plate (15) is fixedly connected with the inner wall of the shell (1) through an extension plate (18); the extension plate (18) is positioned above the oil collecting plate (15); the first oil delivery pipe (16) is communicated with the middle part below the oil collecting plate (15); one end of the second oil delivery pipe (17) is communicated with the first oil delivery pipe (16), and the other end of the second oil delivery pipe is communicated with the oil outlet valves (19) which are arranged in one-to-one correspondence with the outside; a main valve (21) is fixedly connected above the inner wall of the oil outlet pipe (12); a plurality of temperature measuring instruments (22) are fixedly connected to one side of the shell (1) far away from the oil inlet pipe (13) and the lower portion of the side wall of the shell (1) far away from the oil inlet pipe (13), and the temperature measuring instruments (22) on one side of the shell (1) far away from the oil inlet pipe (13) are parallel to the lower portion of the corresponding oil collecting plate (15); resistance wires are fixedly connected to the lower portion of the inner portion of the shell (1) and the peripheral side of the oil inlet pipe (13); a first baffle (26) is arranged on the lower surface of the inside of the shell (1) on one side close to the oil inlet pipe (13); the upper end of the first baffle (26) is parallel to the oil inlet pipe (13); a plurality of heating filter screens (27) are uniformly fixedly connected to one side of the first baffle (26) far away from the oil inlet pipe (13); the other end of the heating filter screen (27) is fixedly connected with the side wall of the shell; the heating filter screen (27) and the resistance wire are controlled by a controller; the shell (1) is wrapped with a heat-insulating layer (3).

2. The gas-liquid separation equipment for chemical petroleum refining according to claim 1, characterized in that: a plurality of through holes (23) are uniformly formed above each second oil delivery pipe (17); a plurality of support rods (24) are uniformly fixedly connected to the periphery of the second oil delivery pipe (17) above the through hole (23); and caps (25) are fixedly connected above the supporting rods (24).

3. The gas-liquid separation equipment for chemical petroleum refining according to claim 1, characterized in that: a distribution box (28) is fixedly connected to the lower part of one side, away from the first baffle (26), of the shell (1); the center of the inner bottom of the distribution box (28) is fixedly connected with an electrifying block (29); the upper surface of the electrifying block (29) is arranged in a concave manner; a sliding block (31) is arranged above the electrifying block (29); the sliding block (31) is elastically connected with the bottom of the distribution box (28) through a spring (32); the middle part of the sliding block (31) is fixedly connected with an inserting block (33); one end of the insertion block (33) is communicated with the inside of the shell (1), the other end of the insertion block extends out of the lower surface of the sliding block (31), and the insertion block (33) is arranged at one end of the inside of the distribution box (28) and corresponds to the upper surface of the electrifying block (29); the electrifying block (29) is electrically connected with the main valve (21) through an electric wire.

4. The gas-liquid separation apparatus for chemical petroleum refining according to claim 3, wherein: a second baffle (34) is fixedly connected above each oil collecting plate (15) of the shell (1); the lower end of the second baffle (34) is inclined towards the lower part of the middle part of the oil collecting plate (15); the second baffle (34) is designed in a cross section of an inverted hook shape.

5. The gas-liquid separation equipment for chemical petroleum refining according to claim 4, characterized in that: and a plurality of grooves (3401) are formed on the surface of one side, close to the corresponding oil collecting plate (15), of each second baffle (34).

6. The gas-liquid separation equipment for chemical petroleum refining according to claim 1, characterized in that: the lower surfaces of the oil collecting plates (15) are fixedly connected with a plurality of first clamping blocks (35) which are uniformly arranged; the tip of the lower end of the first clamping block (35) is designed; a plurality of second clamping blocks (36) which are uniformly arranged are fixedly connected above the inner wall of the first oil delivery pipe (16); the second clamping blocks (36) are obliquely arranged towards the lower part of the middle part of the first oil delivery pipe (16); the other ends of the second clamping blocks (36) are connected with each other; the other end of the second clamping blocks (36) is fixedly connected with a first clamping block (35).

Background

Petroleum fractionation (The fractionation of The Petroleum) is a process for separating several mixtures of different boiling points in Petroleum, which is a physical variation, and consists of a mixture of over 8000 hydrocarbons (and a small amount of sulfur compounds) of different molecular sizes.

Petroleum must be processed before use to produce petroleum products suitable for various purposes, and the common processing method is a fractionation method, which separates hydrocarbons in petroleum by using the principles of different molecular sizes and different boiling points, and then improves the value of the products by a chemical processing method.

The technical scheme of a chemical petroleum fractionation treatment device also appears in the prior art, for example, a Chinese patent with publication number of CN211864945U discloses a chemical petroleum refining reaction kettle, which comprises a crude oil refining bin, one side of the crude oil refining bin is movably connected with a movable roller, a damping block is embedded in the inner side of the movable roller, a cooling channel is welded on the other side of the crude oil refining bin, a micron-sized filter screen is clamped on the inner wall of the cooling channel, a waste residue accumulation chamber is fixedly arranged in the middle of the bottom of the cooling channel, the device is provided with a separation chamber and a collection chamber, when a mixture of petroleum enters the separation chamber from the cooling channel, different high temperatures can be generated on the outer wall of the separation chamber due to the effect of resistance, and then the petroleum with different boiling points is separated according to the difference of the boiling points, so that purer liquefied gas can be obtained, and then some organic matters with lower boiling points are separated, the oil that is not distilled away flows away through the main valve, though the reation kettle who sets up like this has reached, the better purpose of separating different boiling point liquefied gas, oil to and residue, but the device is before distilling crude oil, need heat crude oil for a long time, has slowed down the speed to crude oil distillation greatly, and the device can not satisfy crude oil in the reation kettle bottom by distillation separation incomplete, various oil adulterate, need through the distillation of relapse many times.

In the prior art, when crude oil is distilled, the crude oil is heated from the outside and then conveyed to a distillation tower, but the heat of the crude oil is dissipated in the process of conveying the crude oil into the distillation tower, so that the crude oil cannot be fully distilled, the distillation speed of the crude oil is greatly reduced, and when the crude oil is distilled, petroleum vapor cannot flow away from an oil pipeline in time after being condensed into liquid fraction, and a small amount of petroleum vapor continuously rises in the distillation tower due to insufficient condensation in the rising process of the petroleum vapor, so that the fractionated petroleum vapor is condensed at another high level, the quality of the obtained oil product is low, the crude oil is not completely distilled and separated at the bottom of the distillation tower, various oils are mixed, and repeated distillation is needed.

Disclosure of Invention

In order to make up the defects of the prior art, the problems that the chemical petroleum fractionating device needs to heat crude oil for a long time before distilling the crude oil, the distillation speed of the crude oil is greatly slowed down, heat loss occurs in the process of the crude oil entering a distillation tower, the heat of oil entering the tower is reduced, the heating pressure of an internal heating wire is large, and resource waste is caused are solved, when the crude oil is distilled, petroleum steam cannot flow away from an oil pipeline in time after being condensed into liquid fraction, and a small amount of petroleum steam can continuously rise in the fractionation tower due to insufficient condensation in the rising process, so that the fractionated petroleum steam is condensed at another high degree, the obtained oil product is low in quality, the crude oil is not completely distilled and separated at the bottom of the distillation tower, various oils are doped, and multiple times of repeated distillation are needed, the invention provides a gas-liquid separation device for chemical petroleum refining.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to gas-liquid separation equipment for chemical petroleum refining, which comprises a shell, a bracket, a fractionation mechanism and a controller, wherein the bracket is arranged on the shell; the middle part of the shell is designed in a cylindrical shape, and the two end parts of the shell are designed in a semicircular shape; the shell is hollow inside; the bracket is positioned close to the bottom of the shell and fixedly connected with the shell; the fractionation mechanism is arranged inside the shell; the upper end and the lower end of the shell are respectively communicated with an air outlet pipe and an oil outlet pipe; an oil inlet pipe is arranged at one end of the side wall of the shell, which is close to the air outlet pipe; one end of the oil inlet pipe is communicated with the lower part of the inner part of the shell, and the other end of the oil inlet pipe is communicated with an external oil delivery valve; the inner cavity of the shell is provided with evenly distributed shunting mechanisms in the inner wall of the shell; the fractionation mechanism comprises an oil collecting plate, a first oil conveying pipe and a second oil conveying pipe; the oil collecting plate is designed in a hemispherical shape, and the interior of the oil collecting plate is of a hollow structure; the diameter of the oil collecting plate is smaller than the inner diameter of the shell; the oil collecting plate is fixedly connected with the inner wall of the shell through the extension plate; the extension plate is positioned above the oil collecting plate; the first oil delivery pipe is communicated with the middle part below the oil collecting plate; one end of the second oil pipeline is communicated with the first oil pipeline, and the other end of the second oil pipeline is communicated with the oil outlet valves which are arranged in one-to-one correspondence with the outside; a main valve is fixedly connected above the inner wall of the oil outlet pipe; a plurality of temperature measuring instruments are fixedly connected to one side of the shell, which is far away from the oil inlet pipe, and the lower part of the side wall of the shell, which is far away from the oil inlet pipe, is parallel to the lower part of the corresponding oil collecting plate; resistance wires are fixedly connected with the lower part of the inner part of the shell and the peripheral side of the oil inlet pipe; a first baffle is arranged on the lower surface inside the shell at one side close to the oil inlet pipe; the upper end of the first baffle is parallel to the oil inlet pipe; a plurality of heating filter screens are fixedly connected to one side of the first baffle, which is far away from the oil inlet pipe, in a uniform manner; the other end of the heating filter screen is fixedly connected with the side wall of the shell; the heating filter screen and the resistance wire are controlled by the controller; the shell is wrapped with a heat insulation layer.

When the topping oil enters the space of one side of the first baffle close to the oil inlet pipe through the oil inlet pipe, the unheated topping oil needs to be heated for a long time after entering the fractionating tower, so that before the topping oil is conveyed to the lower part of the inner part of the shell, the resistance wires on the peripheral sides of the oil inlet pipe and the lower part of the inner part of the shell and the multilayer heating filter screens fixedly connected with the bottom of the shell are controlled by the controller to heat, the thermodetector at the bottom of the shell is observed, the temperature of the multilayer heating filter screens at the bottom of the shell is fixed at 400-500 ℃, when the space of the first baffle close to the oil inlet pipe is full, the resistance wires on the peripheral sides of the oil inlet pipe are controlled by the controller to stop working, the resistance wires on the peripheral sides of the oil inlet pipe effectively avoid that the topping oil cannot be effectively fractionated due to overhigh temperature above the shell, and at the moment, the topping oil enters the upper surface of the first layer heating filter screen on one side of the first baffle far away from the oil inlet pipe, due to the arrangement of the multiple layers of heating filter screens, the topping oil can be uniformly heated at the bottom of the shell, uneven heating of the middle part of the topping oil is avoided, low utilization rate of the topping oil is avoided, resource waste is reduced, the oil left after the bottom of the shell is heated is heavy oil, and the heavy oil obtained after the bottom of the shell is heated by the multiple layers of heating filter screens is relatively pure; the controller controls a resistance wire at the lower part inside the shell to work to generate high temperature of 400-500 ℃, the topping oil is distilled into steam, the topping oil with different boiling points is separated according to the difference of the boiling points, the temperature in the shell is gradually decreased from bottom to top, so that the steam of the topping oil with higher boiling point enters the space on the upper surface of the lower oil collecting plate, and different components in the topping oil are condensed into liquid at different heights in the tower body in the process of upward movement of the steam and drop in different oil collecting plates; then the oil enters a second oil delivery pipe through a first oil delivery pipe corresponding to different oil collecting plates and is delivered to the outside; and then get into second defeated oil pipe along with the first defeated oil pipe on upper portion and carry the outside, the lower petroleum gas of boiling point is carried the outside through the outlet duct of top, and the heavy oil of casing bottom flows away through the main valve, and this time fractionation back of accomplishing can carry out next fractionation, and the efficiency of effectual improvement is fractionated, and the casing outer parcel has the heat preservation, and the effectual casing heat that reduces scatters and disappears, reduces the wasting of resources.

Preferably, a plurality of through holes are uniformly formed above each second oil conveying pipe; the second oil conveying pipe is uniformly and fixedly connected with a plurality of supporting rods on the periphery above the through hole; and a cover cap is fixedly connected above the supporting rod.

The during operation, flow in the inside liquid of lower part second oil transportation pipe, degressive from bottom to top temperature because of the inside temperature of casing, make the liquid after the inside condensation of second oil transportation pipe heated once more and produce vapour, the vapour that the secondary produced flows to between middle part oil collection board lower surface and the lower part oil collection board upper surface through the through-hole, vapour forms liquid and drips downwards after the condensation of middle part oil collection board lower surface, the cap of middle part below is avoided the liquid that drips to drip through the through-hole in the second oil transportation pipe at middle part, avoid multiple liquid to take place to mix, the effectual oil product of avoiding different boiling points takes place to mix, improve oil product quality, accelerate oil product production rate, and the oil product that makes is comparatively pure.

Preferably, a distribution box is fixedly connected below one side of the first baffle of the shell; the center of the bottom in the distribution box is fixedly connected with an electrifying block; the upper surface of the electrifying block is arranged in a concave manner; a sliding block is arranged above the electrifying block; the sliding block is elastically connected with the bottom of the distribution box through a spring; the middle part of the sliding block is fixedly connected with an inserting block; one end of the insertion block is communicated with the inside of the shell, the other end of the insertion block extends out of the lower surface of the sliding block, and one end of the insertion block in the distribution box is arranged corresponding to the upper surface of the electrifying block; the electrifying block is electrically connected with the main valve through an electric wire.

When the plug block is extruded, the plug block is extruded due to the heavy oil, the sliding block is driven to move towards the lower end inside the distribution box, the spring is compressed at the moment, when the heavy oil makes the plug block contact with the electrifying block, the electrifying block is electrified, the main control valve is opened at the moment, the heavy oil is discharged, the heavy oil is reduced along with the heavy oil at the bottom of the shell, the plug block is kept away from the electrifying block, the electrifying block is powered off at the moment, the spring is reset, the main control valve is closed, the heavy oil at the bottom of the shell is discharged all the time, the situation that topping oil is mixed with the heavy oil due to the fact that the heavy oil is not timely discharged when the oil is fed next time is avoided, the topping oil is required to be redistilled, and resource waste is effectively reduced.

Preferably, the shell is fixedly connected with a second baffle above each oil collecting plate; the lower end of the second baffle is designed to be inclined towards the lower part of the middle part of the oil collecting plate; the cross section of the second baffle is designed in an inverted hook shape.

When the device works, the resistance wire at the lower part inside the shell can work at a high temperature of 400-500 ℃, the topping oil with different boiling points is separated according to the difference of the boiling points, so that the topping oil steam with different boiling points rises inside the shell, and the steam condenses on the lower surface of the second baffle in the rising process, due to the barb-shaped design of the cross section of the second baffle, condensed different oil products can be collected in the space formed by the barb, and the temperature inside the shell is gradually reduced from bottom to top, so that the condensed different oil products are changed into steam again to continue rising, thereby effectively preventing the condensed different oil products from dripping into the upper surface of the oil collecting plate along with the lower end of the second baffle and mixing with the oil products collected by the corresponding oil collecting plate, further effectively improving the quality of each oil product, and the second baffle above each oil collecting plate inclines towards the lower part of the middle part of each oil collecting plate, so that the steam firstly converges towards the upper space of the upper surface of the oil collecting plate, and then the steam condenses on the upper oil collecting plate lower surface, effectually avoids steam directly to get into the inside higher position of casing to the effectual same oil product of avoiding condenses on the oil collecting plate lower surface of difference, and then improves the quality and the production rate of oil product.

Preferably, a plurality of grooves are formed in the surface of one side, close to the corresponding oil collecting plate, of each second baffle.

During operation, in the oil product that the second baffle condenses in being close to oil collecting plate one side surface flows in the space of second baffle below barb shape through the recess, can effectual improvement condense oil product flow in the speed in second baffle below barb shape space, avoid the oil product of condensing directly to instil into oil collecting plate upper surface or directly instil into the inside below space of casing, the effectual various oil product of having avoided mixes, improves the purity of oil product.

Preferably, the lower surfaces of the oil collecting plates are fixedly connected with a plurality of first clamping blocks which are uniformly arranged; the tip of the lower end of the first clamping block is designed; a plurality of second fixture blocks which are uniformly arranged are fixedly connected above the inner wall of the first oil conveying pipe; the second clamping blocks are obliquely arranged towards the lower part of the middle part of the first oil conveying pipe; the other ends of the second clamping blocks are connected with each other; and the other ends of the second clamping blocks are fixedly connected with a first clamping block.

During operation, the condensation of vapour is at the oil collecting plate lower surface, and the oil product that the condensation produced drips to the upper surface of below oil collecting plate along with first fixture block, and the oil product of below oil collecting plate upper surface flows to the bottom of below oil collecting plate after, through the second fixture block instil into first oil pipe portion through first fixture block, and the transport speed of the oil product of effectual improvement avoids the oil product at the gathering of oil collecting plate surface to the production rate of effectual improvement oil product.

The invention has the following beneficial effects:

1. according to the gas-liquid separation equipment for chemical petroleum refining, the oil products which do not belong to the oil collecting plate can be removed by arranging the through hole and the cover cap, the cover cap prevents the dropped oil products from dropping into the second oil conveying pipe through the through hole, so that one oil product is mixed with another oil product, the oil products with different boiling points are effectively prevented from being mixed, the quality of the oil products is improved, and the production rate of the oil products is increased.

2. According to the gas-liquid separation equipment for chemical petroleum refining, the second baffle is arranged, so that steam is condensed on the lower surface of the second baffle in the rising process of the steam, condensed different oil products can be collected due to the inverted hook-shaped design of the cross section of the second baffle, and the condensed different oil products are changed into steam again to continue rising due to the fact that the temperature in the shell is gradually reduced from bottom to top, so that the condensed different oil products are effectively prevented from dripping into the upper surface of the oil collecting plate along with the lower end of the second baffle and are mixed with the oil products collected by the corresponding oil collecting plate, and the quality of each oil product is effectively improved.

3. According to the gas-liquid separation equipment for chemical petroleum refining, steam can be condensed on the lower surface of the oil collecting plate through the first clamping block and the second clamping block, oil products generated by condensation drip to the upper surface of the lower oil collecting plate along with the first clamping block, the oil products on the upper surface of the lower oil collecting plate flow to the bottom of the lower oil collecting plate and then drip into the first oil conveying pipe through the first clamping block through the second clamping block, the conveying speed of the oil products is effectively increased, the oil products are prevented from being accumulated on the surface of the oil collecting plate, and therefore the production rate of the oil products is effectively increased.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a first cross-sectional view of the present invention;

FIG. 3 is a second cross-sectional view of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is an enlarged view of a portion of FIG. 3 at B;

FIG. 6 is an enlarged view of a portion of FIG. 3 at C;

in the figure: the oil-gas separation device comprises a shell 1, a support 2, a heat preservation layer 3, an air outlet pipe 11, an oil outlet pipe 12, an oil inlet pipe 13, an oil delivery valve 14, an oil collecting plate 15, a first oil delivery pipe 16, a second oil delivery pipe 17, a protruding plate 18, an oil outlet valve 19, a main valve 21, a temperature measuring instrument 22, a through hole 23, a support rod 24, a cover cap 25, a first baffle 26, a heating filter screen 27, a power distribution box 28, a power-on block 29, a sliding block 31, a spring 32, an inserting block 33, a second baffle 34, a groove 3401, a first clamping block 35 and a second clamping block 36.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 6, the gas-liquid separation apparatus for chemical petroleum refining according to the present invention includes a housing 1, a support 2, a fractionation mechanism, and a controller; the middle part of the shell 1 is designed in a cylindrical shape, and two end parts of the shell are designed in a semicircular shape; the shell 1 is hollow inside; the bracket 2 is positioned close to the bottom of the shell 1 and fixedly connected with the shell 1; the fractionation mechanism is arranged inside the shell 1; the upper end and the lower end of the shell 1 are respectively communicated with an air outlet pipe 11 and an oil outlet pipe 12; an oil inlet pipe 13 is arranged at one end of the side wall of the shell 1 close to the air outlet pipe 11; one end of the oil inlet pipe 13 is communicated with the lower part of the interior of the shell 1, and the other end is communicated with an external oil delivery valve 14; the cavity in the shell 1 is provided with evenly distributed shunting mechanisms in the inner wall of the shell 1; the fractionation mechanism comprises an oil collecting plate 15, a first oil conveying pipe 16 and a second oil conveying pipe 17; the oil collecting plate 15 is designed in a hemispherical shape, and the interior of the oil collecting plate is of a hollow structure; the diameter of the oil collecting plate 15 is smaller than the inner diameter of the shell 1; the oil collecting plate 15 is fixedly connected with the inner wall of the shell 1 through a protruding plate 18; the extending plate 18 is positioned above the oil collecting plate 15; the first oil delivery pipe 16 is communicated with the middle part below the oil collecting plate 15; one end of the second oil pipeline 17 is communicated with the first oil pipeline 16, and the other end is communicated with the oil outlet valves 19 which are arranged correspondingly one by one outside; a main valve 21 is fixedly connected above the inner wall of the oil outlet pipe 12; a plurality of temperature measuring instruments 22 are fixedly connected to the side of the shell 1 far away from the oil inlet pipe 13 and the lower part of the side wall of the shell 1 far away from the oil inlet pipe 13, and the temperature measuring instruments 22 on the side of the shell 1 far away from the oil inlet pipe 13 are parallel to the lower part of the corresponding oil collecting plate 15; resistance wires are fixedly connected to the lower portion of the inner portion of the shell 1 and the peripheral side of the oil inlet pipe 13; a first baffle 26 is arranged on the lower surface of the inside of the shell 1 at one side close to the oil inlet pipe 13; the upper end of the first baffle 26 is parallel to the oil inlet pipe 13; a plurality of heating filter screens 27 are uniformly fixedly connected to one side of the first baffle 26, which is far away from the oil inlet pipe 13; the other end of the heating filter screen 27 is fixedly connected with the side wall of the shell; the heating filter screen 27 and the resistance wires are controlled by a controller; the shell 1 is wrapped with a heat insulation layer 3.

When the topping oil enters the space of the first baffle 26 close to one side of the oil inlet pipe 13 through the oil inlet pipe 13 during operation, the unheated topping oil needs to be heated for a long time after entering the fractionating tower, so that before the topping oil is conveyed to the lower part of the inner part of the shell 1, the controller controls the resistance wires on the peripheral sides of the oil inlet pipe 13 and the lower part of the inner part of the shell 1 and the multilayer heating filter screens 27 fixedly connected with the bottom of the shell 1 to be heated, the thermometer 22 at the bottom of the shell 1 is observed, the temperature of the multilayer heating filter screens 27 at the bottom of the shell 1 is fixed at 400-500 ℃, when the space of the first baffle 26 close to one side of the oil inlet pipe 13 is filled with oil, the controller controls the resistance wires on the peripheral sides of the oil inlet pipe 13 to stop working, the resistance wires on the peripheral sides of the oil inlet pipe 13 effectively avoid that the topping oil cannot be effectively heated due to overhigh temperature above the shell 1, at the moment, the topping oil enters the upper surface of the first layer heating filter screens 27 on the side of the first baffle 26 far away from the oil inlet pipe 13, because the multilayer heating filter screens 27 are arranged, the topping oil can be uniformly heated at the bottom of the shell 1, uneven heating of the middle part of the topping oil is avoided, low utilization rate of the topping oil is avoided, resource waste is reduced, the oil left after the bottom of the shell 1 is heated is heavy oil, and the heavy oil obtained after the heating of the multilayer heating filter screens 27 is relatively pure; the controller controls a resistance wire below the inner part of the shell 1 to work to generate a high temperature of 400-500 ℃, the topping oil is distilled into steam, the topping oil with different boiling points is separated according to different boiling points, the temperature in the shell 1 is gradually decreased from bottom to top, so that the steam of the topping oil with a higher boiling point enters the space on the upper surface of the lower oil collecting plate 15, different components in the topping oil are condensed into liquid at different heights in the tower body in the process of moving the steam upwards, and the liquid is dripped into different oil collecting plates 15; then enters a second oil delivery pipe 17 through a first oil delivery pipe 16 corresponding to different oil collecting plates 15 and is delivered to the outside; and then get into second defeated oil pipe 17 along with the first defeated oil pipe 16 on upper portion and carry the outside, the lower petroleum gas of boiling point is carried the outside through the outlet duct 11 of top, and the heavy oil of casing 1 bottom flows away through main valve 21, and this time of fractionation back is accomplished, can carry out next fractionation, and the efficiency of effectual improvement is fractionated, and casing 1 outer parcel has heat preservation 3, and the effectual casing 1 heat that reduces scatters and disappears, reduces the wasting of resources.

As an embodiment of the present invention, a plurality of through holes 23 are uniformly formed above each second oil delivery pipe 17; the second oil delivery pipe 17 is uniformly and fixedly connected with a plurality of support rods 24 on the upper peripheral side of the through hole 23; a cap 25 is fixedly connected above the support rod 24.

During operation, flow in the inside liquid of defeated oil pipe 17 of lower part second, it steadilys decrease from bottom to top to be because of the inside temperature of casing 1, make the liquid after the inside condensation of defeated oil pipe 17 of second heated once more and produce vapour, the vapour that the secondary produced flows to between 15 lower surfaces of middle part collection oil plate and the 15 upper surfaces of lower part collection oil plate through-hole 23, vapour forms liquid and drips down after the condensation of 15 lower surfaces of middle part collection oil plate, the block 25 of middle part below avoids the liquid that drips to drip through-hole 23 in the defeated oil pipe 17 of second at middle part, avoid multiple liquid to take place to mix, the effectual oil product of avoiding different boiling points takes place to mix, improve oil product quality, accelerate oil product production rate, and the oil product that makes is comparatively pure.

In one embodiment of the present invention, a distribution box 28 is fixedly connected to the lower portion of one side of the first baffle 26 of the housing 1; the center of the bottom in the distribution box 28 is fixedly connected with an electrifying block 29; the upper surface of the electrifying block 29 is concavely arranged; a sliding block 31 is arranged above the electrifying block 29; the sliding block 31 is elastically connected with the bottom of the distribution box 28 through a spring 32; the middle part of the sliding block 31 is fixedly connected with an inserting block 33; one end of the plug block 33 is communicated with the inside of the shell 1, the other end of the plug block extends out of the lower surface of the sliding block 31, and one end of the plug block 33 in the distribution box 28 is arranged corresponding to the upper surface of the electrifying block 29; the energizing block 29 is electrically connected to the main valve 21 via a wire.

When the heavy oil recovery device works, when the heavy oil flowing into the bottom of the shell 1 reaches a certain degree, the inserting block 33 starts to be extruded, the inserting block 33 is extruded by the heavy oil, the sliding block 31 is driven to move towards the lower end inside the distribution box 28, the spring 32 is compressed at the moment, when the heavy oil enables the inserting block 33 to be in contact with the electrifying block 29, the electrifying block 29 is electrified, the main control valve 21 is opened at the moment, the heavy oil is discharged, the heavy oil is reduced along with the heavy oil at the bottom of the shell 1, the inserting block 33 is far away from the electrifying block 29, the electrifying block 29 is powered off at the moment, the spring 32 is reset, the main control valve 21 is closed, the heavy oil at the bottom of the shell 1 is discharged all the time, the situation that the topping oil is mixed with the heavy oil due to untimely discharge of the heavy oil when the next oil inlet is avoided, the topping oil is required to be redistilled, and the resource waste is effectively reduced.

As an embodiment of the present invention, the casing 1 is fixedly connected with a second baffle 34 above each oil collecting plate 15; the lower end of the second baffle 34 is inclined towards the lower part of the middle part of the oil collecting plate 15; the second baffle 34 is of inverted hook-shaped cross-section design.

When the device works, the resistance wire below the inner part of the shell 1 can work at a high temperature of 400-500 ℃, the topping oils with different boiling points are separated according to different boiling points, so that topping oil steam with different boiling points rises in the shell 1, and the steam is condensed on the lower surface of the second baffle plate 34 in the rising process, condensed different oil products can be collected in the space formed by the barbs due to the barb-shaped design of the cross section of the second baffle plate 34, and the condensed different oil products are changed into steam again to continue rising due to the gradual reduction of the temperature in the shell 1 from bottom to top, so that the condensed different oil products are effectively prevented from dripping into the upper surface of the oil collecting plate 15 along with the lower end of the second baffle plate 34 and are mixed with the oil products collected by the corresponding oil collecting plate 15, the quality of each oil product is effectively improved, and the second baffle plate 34 above each oil collecting plate 15 inclines towards the lower part of the middle part of each oil collecting plate 15, make vapour collect to the upper end space of collection oil board 15 upper surface below earlier, and then the condensation of vapour at the collection oil board 15 lower surface of top, the effectual steam of avoiding directly gets into the inside higher position of casing 1 to the effectual same oil product of avoiding is at the condensation of the oil board 15 lower surface of difference, and then improves the quality and the production rate of oil product.

As an embodiment of the present invention, each of the second baffles 34 has a plurality of grooves 3401 formed on a surface thereof near a corresponding oil collecting plate 15.

During operation, in the oil product that second baffle 34 condenses in being close to oil collecting plate 15 side surface flows in the space of second baffle 34 below barb shape through recess 3401, the speed that can effectual improvement condensed oil product flows in the space of second baffle 34 below barb shape avoids the oil product of condensing directly to instil into oil collecting plate 15 upper surface or directly instil into the inside below space of casing 1, and the effectual various oil product of having avoided mixes, improves the purity of oil product.

As an embodiment of the present invention, a plurality of first fixture blocks 35 are fixedly connected to the lower surfaces of the plurality of oil collecting plates 15; the tip of the lower end of the first clamping block 35 is designed; a plurality of second clamping blocks 36 which are uniformly arranged are fixedly connected above the inner wall of the first oil pipeline 16; the second clamping blocks 36 are obliquely arranged towards the lower part of the middle part of the first oil delivery pipe 16; the other ends of the second clamping blocks 36 are mutually connected; the other end of the second block 36 is fixedly connected with the first block 35.

During operation, the condensation of vapour is at oil collecting plate 15 lower surface, the oil product that the condensation produced drips to the upper surface of below oil collecting plate 15 along with first fixture block 35, the oil product of below oil collecting plate 15 upper surface, flow to the bottom of below oil collecting plate 15 after, through second fixture block 36 through first fixture block 35 instil into first defeated oil pipe 16 inside, the transport speed of the effectual oil product that improves, avoid the oil product at oil collecting plate 15 surface gathering, thereby the production rate of effectual improvement oil product.

The specific implementation mode is as follows:

when the topping oil enters the space of the first baffle 26 close to one side of the oil inlet pipe 13 through the oil inlet pipe 13 during operation, the unheated topping oil needs to be heated for a long time after entering the fractionating tower, so that before the topping oil is conveyed to the lower part of the inner part of the shell 1, the controller controls the resistance wires on the peripheral sides of the oil inlet pipe 13 and the lower part of the inner part of the shell 1 and the multilayer heating filter screens 27 fixedly connected with the bottom of the shell 1 to be heated, the thermometer 22 at the bottom of the shell 1 is observed, the temperature of the multilayer heating filter screens 27 at the bottom of the shell 1 is fixed at 400-500 ℃, when the space of the first baffle 26 close to one side of the oil inlet pipe 13 is filled with oil, the controller controls the resistance wires on the peripheral sides of the oil inlet pipe 13 to stop working, the resistance wires on the peripheral sides of the oil inlet pipe 13 effectively avoid that the topping oil cannot be effectively heated due to overhigh temperature above the shell 1, at the moment, the topping oil enters the upper surface, because the multilayer heating filter screens 27 are arranged, the topping oil can be uniformly heated at the bottom of the shell 1, uneven heating of the middle part of the topping oil is avoided, low utilization rate of the topping oil is avoided, resource waste is reduced, the oil left after the bottom of the shell 1 is heated is heavy oil, and the heavy oil obtained after the heating of the multilayer heating filter screens 27 is relatively pure; the controller controls a resistance wire below the inner part of the shell 1 to work to generate a high temperature of 400-500 ℃, the topping oil is distilled into steam, the topping oil with different boiling points is separated according to different boiling points, the temperature in the shell 1 is gradually decreased from bottom to top, so that the steam of the topping oil with a higher boiling point enters the space on the upper surface of the lower oil collecting plate 15, different components in the topping oil are condensed into liquid at different heights in the tower body in the process of moving the steam upwards, and the liquid is dripped into different oil collecting plates 15; then enters a second oil delivery pipe 17 through a first oil delivery pipe 16 corresponding to different oil collecting plates 15 and is delivered to the outside; flow into the inside liquid of defeated oil pipe 17 of lower part second, degressive by the bottom-to-top temperature because of the inside temperature of casing 1, make the liquid after the inside condensation of defeated oil pipe 17 of second heated once more and produce vapour, the vapour that the secondary produced flows to between 15 lower surfaces of middle part collection oil plate and the 15 upper surfaces of lower part collection oil plate through-hole 23, vapour forms liquid and drips down after the condensation of 15 lower surfaces of middle part collection oil plate, the block 25 of middle part below avoids the liquid of drippage to drip through-hole 23 in the defeated oil pipe 17 of second at middle part, avoid multiple liquid to take place to mix, the effectual oil product of avoiding different boiling points takes place to mix, improve oil product quality, accelerate oil product production rate, and the oil product that makes is comparatively pure.

When the heavy oil flowing into the bottom of the shell 1 reaches a certain degree and the insert block 33 starts to be extruded, the insert block 33 is extruded by the heavy oil to drive the sliding block 31 to move towards the lower end inside the distribution box 28, the spring 32 is compressed at the moment, when the heavy oil enables the insert block 33 to be in contact with the electrifying block 29, the electrifying block 29 is electrified, the main valve 21 is controlled to be opened at the moment, the heavy oil is discharged, the heavy oil is reduced along with the heavy oil at the bottom of the shell 1, the insert block 33 is far away from the electrifying block 29, the electrifying block 29 is powered off at the moment, the spring 32 is reset, the main valve 21 is closed, the heavy oil at the bottom of the shell 1 is always discharged, the phenomenon that topping oil and the heavy oil are mixed due to untimely discharge of the heavy oil during the next oil inlet is avoided, the redistillation is needed, and the waste of resources is effectively reduced;

resistance wires below the inner part of the shell 1 work at a high temperature of 400-500 ℃, topping oils with different boiling points are separated according to different boiling points, topping oil steam with different boiling points rises in the shell 1, steam condenses on the lower surface of the second baffle 34 in the rising process, condensed different oil products can be collected in a space formed by the barbs due to the barb-shaped design of the cross section of the second baffle 34, and the condensed different oil products are changed into steam again to continue rising due to the gradual reduction of the temperature in the shell 1 from bottom to top, so that the condensed different oil products are effectively prevented from dropping into the upper surface of the oil collecting plate 15 along with the lower end of the second baffle 34 and being mixed with the oil products collected by the corresponding oil collecting plate 15, the quality of each oil product is effectively improved, and the second baffle 34 above each oil collecting plate 15 inclines towards the lower part of the middle part of each oil collecting plate 15, the vapor is collected to the upper end space of the upper surface of the lower oil collecting plate 15 firstly, then the vapor is condensed on the lower surface of the upper oil collecting plate 15, the vapor is effectively prevented from directly entering higher positions in the shell 1, thereby effectively preventing the same oil product from being condensed on the lower surfaces of different oil collecting plates 15, and the vapor is condensed on the lower surface of the oil collecting plate 15, the oil product generated by condensation drops to the upper surface of the oil collecting plate 15 below along with the first fixture block 35, the oil product on the upper surface of the oil collecting plate 15 below flows to the bottom of the oil collecting plate 15 below and then flows into the first oil pipeline 16 through the first fixture block 35 via the second fixture block 36, the transportation speed of the oil product is effectively increased, the oil product is prevented from being collected on the surface of the oil collecting plate 15, thereby effectively increasing the production speed of the oil product, and the oil product condensed on the side surface of the second baffle plate 34 close to the oil collecting plate 15 flows into the barb-shaped space below the second baffle plate 34 via the groove 3401, the speed that can effectual improvement coagulated oil product flows into the barb shape space below the second baffle 34 avoids the coagulated oil product directly to drip into oil collecting plate 15 upper surface or directly drips into the inside below space of casing 1, and the effectual various oil product of having avoided mixes, improves the purity of oil product.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.