CN114571773B

CN114571773B - Petroleum recovery device

Info

Publication number: CN114571773B
Application number: CN202210251604.8A
Authority: CN
Inventors: 孙海龙
Original assignee: Chongqing Fengsheng Petrochemical Co ltd
Current assignee: Chongqing Fengsheng Petrochemical Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2023-10-10
Anticipated expiration: 2042-03-15
Also published as: CN114571773A

Abstract

The invention relates to the technical field related to petroleum and discloses a petroleum recovery device, which comprises a carrying vehicle plate, wherein a separation recovery tank is arranged on the carrying vehicle plate, a separation treatment cavity is arranged in the separation recovery tank, a pushing telescopic cylinder is arranged on the inner wall of the separation treatment cavity, a pushing functional device is arranged on the pushing telescopic cylinder, and the pushing functional device comprises a pushing functional plate; according to the petroleum recovery device, the pushing function device is started by the pushing telescopic cylinder to push the pushing function device through the combination of the pushing function device and the separating function device, so that the polluted soil is close to the separating function device under the pushing effect, the rotating motor drives the protruding extrusion plate to rotate in the gradual approaching process, the stirring effect on the soil is achieved, the stirring loosening effect on the input soil can be achieved, and the problem that the follow-up extrusion and air flow filling effect are poor due to the fact that part of the soil is mutually bonded is solved.

Description

Petroleum recovery device

Technical Field

The invention relates to the technical field of petroleum correlation, in particular to a petroleum recovery device.

Background

Petroleum is an important industrial resource, in petroleum exploitation and transmission links, petroleum leakage is easy to occur due to the problems of exploitation equipment or transmission pipelines, and leaked petroleum is easy to cause soil pollution to influence the environment due to the fact that leaked petroleum infiltrates into environment soil, meanwhile, waste of petroleum resources is caused, leaked petroleum is easy to infiltrate into the soil, meanwhile, hard stone blocks wrapped by sand are arranged in the soil, the existence of the stone blocks affects petroleum separation efficiency, meanwhile, surface roughness and wrapping sand are easy to adsorb petroleum, and separation difficulty is increased.

CN106744634a discloses an oil field floor crude oil recovery device, which relates to oil field production equipment, and is composed of a tank body, an oil suction inlet and an oil discharge outlet, wherein a pipeline at the top of the tank body is communicated with a negative pressure pump, one end of the upper part of the tank body is provided with an oil suction inlet I, the other end of the tank body is provided with an oil suction inlet II, the bottom of the tank body is respectively communicated with two ends of a reciprocating piston pump through the pipeline I and the pipeline II, one end of the reciprocating piston pump is provided with the oil discharge outlet I, the other end of the reciprocating piston pump is provided with the oil discharge outlet II, a piston is arranged in the middle of an inner cavity of the reciprocating piston pump, and a heating plug is arranged on the tank body 1. The oil field floor crude oil recovery device has the advantages of simple structural design, convenient use, low production and manufacturing cost, easy operation and high working efficiency, avoids the waste of crude oil, and reduces the pollution to the environment.

CN104747129a discloses a crude oil recovery device, including recovery pipe and setting up interior silk nipple joint on the recovery pipe, interior silk nipple joint passes through threaded connection external screw nipple joint, external screw nipple joint passes through the clamp and connects the hose, recovery pipe one end has connect the oil collection tank, leads oil pipe one end and stretches into the oil collection tank, it connects the recovery oil pump to lead the oil pipe other end. The invention has the advantages of simple structure, convenient operation, low processing cost, environment protection, labor intensity reduction and recovery efficiency improvement, and avoids waste during crude oil recovery.

CN108654313B discloses an oil gas recovery device of a crude oil wheel, the oil gas recovery device comprising: absorption mechanism and condensation mechanism, absorption mechanism include absorption tower and first booster compressor, and the inert gas system that is used for with the interior VOC gas blast of cargo oil cabin of crude oil wheel in the absorption tower through crude oil wheel is self-supporting, and first booster compressor is used for the pressure boost to the VOC gas, and condensation mechanism includes: the device comprises a second booster, a second-stage condensing cabinet, a first gas-liquid separator, a second gas-liquid separator, a gas output port at the top of an absorption tower, and a second booster, wherein the second booster is communicated with the second-stage condensing cabinet, condenses and liquefies crude oil or other combustible substances through twice condensation of the two-stage condensing cabinet, and is separated out through the first gas-liquid separator and the second gas-liquid separator. The invention effectively solves the problem that the existing crude oil ship cannot recover a large amount of VOC gas generated by volatilization in the cargo oil tank of the crude oil ship when crude oil is stored or loaded and unloaded.

CN204548766U discloses a crude oil recovery unit, belongs to crude oil recovery technical field, including retrieve the oil drum with set up in lift oil drum in the recovery oil drum, be provided with a plurality of first support bars on the inner wall of retrieving the oil drum, be provided with a plurality of second support bars that can place in on the first support bar on the outer wall of lift oil drum, lift oil drum bottom opening, the top is provided with the upper cover, be provided with the mounting hole that oil feed pipe stretched into on the upper cover. This crude oil recovery unit adopts and retrieves the structure that sets up the lift oil drum in the oil drum, simple structure, convenient operation can improve this crude oil recovery unit's recovery volume effectively, avoids pollution and the waste of crude oil, makes up prior art's defect.

The above patent cannot solve the problem that oil and soil are difficult to separate due to the influence of temperature and adhesion time on soil caking and the like; meanwhile, the method has the problems of high treatment cost and poor separation effect.

Disclosure of Invention

The object of the present invention is to provide a petroleum recovery device which overcomes the above-mentioned drawbacks of the prior art.

The invention is realized by the following technical scheme.

The invention relates to an oil recovery device, which comprises a carrying vehicle plate, wherein a separation recovery tank is arranged on the carrying vehicle plate, a separation treatment cavity is arranged in the separation recovery tank, a pushing telescopic cylinder is arranged on the inner wall of the separation treatment cavity, a pushing functional device is arranged on the pushing telescopic cylinder, the pushing functional device comprises a pushing functional plate, a rotating motor is arranged in the pushing functional plate, the rotating motor is in power connection with a protruding extrusion plate, a telescopic chute is arranged in the protruding extrusion plate array, a control electromagnet is arranged in the telescopic chute, a heat conduction functional column is arranged in the telescopic chute in a sliding manner, a reset spring is arranged in the heat conduction functional column, an air faucet is arranged in the protruding extrusion plate array, an air flow annular groove is arranged on the pushing functional plate, a communication annular body is communicated with the air faucet, an air flow annular groove is arranged in the communication annular groove, an air pump is arranged in the separation recovery tank, an air transmission pipe is communicated with the air flow annular groove, a separation functional device is arranged on the other side of the separation treatment cavity, the separation functional device comprises a separation functional plate, a separation functional plate and an extension part is arranged in the separation functional plate, and an oil recovery tank is connected with the separation functional part, and an oil recovery part is arranged in the separation functional part, and an oil recovery part is connected with the separation functional part, and an oil recovery part is arranged in the separation functional part, and an extension part is separated from the separation part.

According to a further technical scheme, the separation filtering part comprises a hardness screen plate, an outer sand filtering sheet is arranged on the outer side of the hardness screen plate, an inner sand filtering sheet is arranged on the inner side of the hardness screen plate, and the hardness screen plate is in rotary connection with the functional separation ring.

According to a further technical scheme, a heating net ring is arranged in the airflow ring groove.

According to a further technical scheme, a transmission groove is formed in the inner side of the extension butt joint part, a transmission telescopic cylinder is installed in the transmission groove, a transmission sliding block is installed in the transmission telescopic cylinder, a transmission spring is installed on the transmission sliding block, and the transmission sliding block is connected with the function separation ring.

According to a further technical scheme, sealing telescopic colloid is arranged on two sides of the transmission sliding block, and the sealing telescopic colloid is arranged on the outer side of the transmission groove.

According to a further technical scheme, the pushing functional plate is provided with a butt joint groove part, and the tail end of the extending butt joint part is provided with a shoveling inclined part.

According to a further technical scheme, an input end is arranged on the upper side of the separation recovery tank, and a sealing cover is rotatably arranged at the input end.

Further technical scheme, separation recovery tank bottom is equipped with sand output, flexible control frid is installed to sand output inner wall, flexible control frid slidable mounting has solid closing plate, flexible control frid downside position slidable mounting has hourglass sand otter board, sand output with sand recovery case intercommunication, slidable mounting has to take out from the box body in the sand recovery case.

Further technical scheme, the oil storage body is installed on separation recovery jar right side, install the back-pumping pump in the oil storage body, back-pumping pump intercommunication has the back-pumping valve pipe, back-pumping valve pipe end communicate in fluid back-pumping chamber, the back-pumping pump is equipped with the storage input tube, the storage input tube is arranged in the oil storage body, the oil storage body is equipped with the output valve pipe.

The invention has the beneficial effects that:

according to the oil recovery device, the pushing and telescoping cylinder is started to push the pushing and telescoping function device to achieve the pushing effect on the internal soil through the combination of the pushing and telescoping function device and the separating function device, so that the contaminated soil is close to the separating function device under the pushing effect, the rotating motor drives the convex extrusion plate to rotate in the gradual approaching process, the stirring effect on the soil is achieved, the stirring relaxation effect on the input soil can be achieved, the problem that the follow-up extrusion and air flow filling effect is poor due to the fact that part of the soil is mutually bonded is solved, meanwhile, the high-temperature air flow blowing effect is carried out on the soil in the relaxation and stirring process through the air tap, the temperature rising effect on the internal soil is achieved due to the fact that the liquid oil is heated due to the fact that the temperature influence on the soil is small, the adhesion and the viscosity degree are reduced are achieved, the effect that the adhered oil in the soil is more easily separated and oozed is achieved, the stirring effect is matched with the effect that the high-temperature air flow filling effect on the soil is achieved, the mutual approaching and extrusion function of the pushing function device and the separating function device is achieved, the problem that the oil is difficult to be pushed into the oil cavity to be pumped back to the cavity and the soil is separated due to the fact that the temperature is difficult to avoid the problem that the oil is separated from the soil is separated due to the fact that the temperature is influenced;

according to the oil recovery device, the functional separation ring of the separation functional device is arranged on the inner side of the extending butt joint part and can be adjusted to slide, so that in the process that the pushing functional device is gradually close to the oil recovery device, the functional separation ring is driven to slide outwards through the control structure, the inner side space of the oil pumping cavity is improved, the separating and filtering part is closer to the outer side of the extending butt joint part so as to move to be matched with the pushing functional device to form contact with sandy soil, the sand is intercepted by the separating and filtering part in combination with the extrusion effect, liquid oil is led to permeate into the oil pumping cavity under the extrusion effect, the separated oil is separated by the pumping structure, the sliding effect of the functional separation ring is matched with the sliding effect of the pushing functional device and the effect of rotationally spraying high-temperature gas of the protruding extrusion plate, the two are enabled to be separated from each other a certain distance after the pushing functional device is extruded for a plurality of times, the protruding extrusion plate is enabled to rotate for a plurality of times, the high-temperature gas injection effect is enabled, the soil is loosened again and the soil distribution position is changed, the soil is enabled to be separated from the oil distribution position by the extrusion effect is enabled to be carried out in a plurality of layers, and the problem that the oil distribution effect is prevented from being influenced by the distribution position of the oil distribution position and the oil distribution position of the oil is prevented from being separated from the oil distribution position and the oil distribution effect, and the oil is not completely extruded and separated;

according to the petroleum recovery device, through the arrangement of the heat-conducting functional column structure, in the pushing and pushing function device pushing process and the intermittent retraction and rotation process, the stirring and rolling effects of the protruding extrusion plates on the inside polluted soil can be improved through the extension of the heat-conducting functional column, meanwhile, the heat-conducting material is adopted outside the heat-conducting functional column, the air tap blowing-out air flow temperature arranged at the periphery of the air tap can be transmitted into the extended heat-conducting functional column, so that the heat-conducting functional column is matched with the soil in the rotation process to improve the soil loosening effect and improve the temperature transfer effect and the air flow blowing-out efficiency, the sand-soil structure in the soil is removed through the bottom inclined soil structure after the soil is separated, the caking is stopped in the separation treatment cavity, the pushing and pushing function device and the separation function device are matched with the heat-conducting functional column to achieve the collision effect in the stirring process, the caking separation is carried out by the air temperature rising and the extrusion effect, the petroleum extension is accelerated, and the heat-conducting function column is arranged to achieve the soil block separation effect on the wrapped by the stone, and the stone structure is leaked out in the high-temperature air flow blowing effect and the soil stone block separation effect.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive effort for a person skilled in the art.

The invention will be further described with reference to the drawings and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic view of the structure of the pushing function device 15 in fig. 1;

fig. 3 is an enlarged schematic view of the structure of the separation function device 20 of fig. 1;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A;

fig. 5 is an enlarged schematic view of the structure of fig. 3B.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, wherein for convenience of description, the orientations described below are now defined as follows: the vertical, horizontal, front-rear directions described below are identical to the vertical, horizontal, front-rear directions of the projection relationship of fig. 1 itself.

1-5, an oil recovery device, including carrying on the sweep 33, carrying on the sweep 33 and installing the separation recovery jar 11, be equipped with separation processing chamber 12 in the separation recovery jar 11, separation processing chamber 12 inner wall installs the telescopic cylinder 13 that pushes away, push away telescopic cylinder 13 installs and pushes away functional device 15, push away functional device 15 includes push away functional plate 35, install rotating electrical machines 36 in pushing away functional plate 35, rotating electrical machines 36 power connection has protruding stripper plate 38, protruding stripper plate 38 array is equipped with flexible spout 50, install control electromagnet 47 in the flexible spout 50, install heat conduction function post 40 in flexible spout 50, heat conduction function post 40 installs reset spring 51, protruding stripper plate 38 array is equipped with air cock 39, push away functional plate 35 is equipped with air current annular 37, protruding stripper plate 38 is equipped with the intercommunication ring 49, the intercommunication ring 49 communicates with air cock 39, install air pump 16 in the separation recovery jar 11, air pump 16 is equipped with air transfer pipe 17 and air current annular 37 intercommunication, separation processing chamber 12 opposite side installs separation functional device 20 in the separation processing chamber 12 opposite side, separation functional device 20 is equipped with the filter function board 41, separation function board is equipped with the filter function post 41 is equipped with in the filter function portion extension 45, the filter function portion is equipped with separation function post 41 is equipped with in the filter separation function post 45, the filter medium is equipped with the filter medium filter function portion is equipped with the filter medium filter tank is removed to the filter medium and is removed to the filter medium.

During operation, the soil permeated with petroleum is input into the separation treatment cavity 12, then the input end is closed to form a closed cavity in the separation treatment cavity 12, the pushing telescopic cylinder 13 is started to push the pushing functional device 15 to realize the pushing effect on the internal soil through the combined arrangement of the pushing functional device 15 and the separation functional device 20, so that the polluted soil is close to the separation functional device 20 under the pushing effect, the rotating motor 36 drives the convex extrusion plate 38 to rotate during the gradual approaching process, the stirring effect on the soil is realized, the stirring relaxation effect on the input soil can be realized, the problem that the follow-up extrusion and air flow filling effect is poor due to the mutual adhesion of part of soil is avoided, meanwhile, the high-temperature air flow blowing effect is carried out on the soil in the relaxation stirring process through the air tap 39 during the stirring process, the stirring effect is matched to achieve the heating effect on the internal soil, the effect that the adhesiveness and the viscosity degree are reduced due to the fact that the temperature influence on the soil is small and the temperature of liquid petroleum is increased is achieved, the effect that the adhered petroleum in the soil is easier to separate and exude is achieved, the stirring effect matched with the high-temperature airflow filling effect can achieve the effect that the soil is loosened outside the stone wrapped by the soil, the function of pressing the petroleum into the oil pumping-back cavity 43 to carry out pumping-back separation is achieved by matching with the mutual approaching extrusion function of the pushing functional device 15 and the separating functional device 20, the problem that the petroleum and the soil are difficult to separate due to the fact that the soil is not influenced by temperature, adhesion time and the like is avoided, the functional separating ring 44 is arranged through the functional separating ring 44 of the separating functional device 20, the functional separating ring 44 is arranged in an adjustable sliding way on the inner side of the extending butt joint part 42, and accordingly in the gradually approaching process of the pushing functional device 15, the function separating ring 44 is driven to slide outwards through the control structure, so that the space inside the oil back suction cavity 43 is improved, the separating and filtering part 45 is closer to the outer side of the extension butt joint part 42, so that the separating and filtering part 45 is matched with the pushing and extruding function device 15 to move to be in contact with sand, the matched extrusion effect is realized by the separating and filtering part 45 to intercept sand and enable liquid oil to permeate into the oil back suction cavity 43 under the extrusion effect, so that the separated oil can be separated through the back suction structure, the function separating ring 44 can slide, the pushing and extruding function device 15 slides and the extruding plate 38 rotates to spray high-temperature gas, the effect that the two are mutually separated by a certain distance after a plurality of times of extrusion is realized, the extruding plate 38 rotates for a plurality of times and the high-temperature air injection effect is realized, the soil is loosened again, the soil distribution position is changed, and the multi-level separation effect of the soil and the oil is realized through re-extrusion, thereby avoiding the problem that partial petroleum cannot be completely extruded and separated due to the influence of petroleum distribution and infiltration of soil and the distribution position of the separation function device 20, improving the stirring and rolling effect of the raised extrusion plate 38 on the internal polluted soil can be realized through the extension of the heat conduction function column 40 in the pushing and pushing process and the intermittent retraction and rotation process of the pushing and extrusion function device 15, simultaneously, the heat conduction function column 40 adopts heat conduction materials, and the air tap 39 arranged at the periphery of the air tap 39 blows out the air flow temperature and can be transmitted into the extended heat conduction function column 40, thereby improving the temperature transmission effect and the air flow blowing efficiency when the heat conduction function column 40 is continuously inserted into the soil in the rotation process, realizing the removal of sand and soil structures in the soil through the bottom oblique soil structure after the soil separation, the agglomeration stays in the separation treatment cavity 12, the cooperation pushing functional device 15 and the separation functional device 20 are mutually close to enable the agglomeration, the stone and the like to be matched with the heat conduction functional column 40 to achieve a collision effect in the stirring process, the agglomeration separation is simultaneously carried out by the air temperature rise and the extrusion effect to accelerate the oil extension, the setting of the heat conduction functional column 40 can simultaneously play a role in carrying out soil stone separation effect on the stone wrapped by the soil, and therefore the stone gully structure leaks out to achieve the efficient separation effect of the oil, the stone and the soil under the high-temperature airflow blowing effect and the back pumping effect.

Preferably, the separation filtering part 45 comprises a hardness screen plate 57, an outer sand screen 58 is arranged on the outer side of the hardness screen plate 57, an inner sand screen 59 is arranged on the inner side of the hardness screen plate 57, and the hardness screen plate 57 is in rotary connection with the functional separation ring 44.

The outer sand filtering sheets 58 and the inner sand filtering sheets 59 are respectively arranged on two sides of the hardness screen 57, so that sand is intercepted, liquid petroleum flows into the oil pumping-back cavity 43 to match with the pumping-back effect to realize the high-efficiency separation function, the hardness screen 57 can be rotatably arranged in the extrusion rotation process, the hardness screen 57 can rotate along with the extrusion rotation, the problem that the extrusion rotation causes larger loss on the separation filtering part 45 structure is avoided, and the service life of the separation filtering part 45 structure is prolonged.

Preferably, a heating mesh 46 is mounted in the air flow ring groove 37.

The heating net ring 46 is arranged to achieve the effect of heating the air flow at high temperature, so that the high-temperature air flow can accelerate the exudation of petroleum and improve the fluidity of liquid, thereby improving the extraction separation efficiency.

Preferably, a transmission groove 52 is formed in the inner side of the extension butt joint part 42, a transmission telescopic cylinder 53 is installed in the transmission groove 52, a transmission sliding block 55 is installed on the transmission telescopic cylinder 53, a transmission spring 56 is installed on the transmission sliding block 55, and the transmission sliding block 55 is connected with the function separation ring 44.

The transmission sliding block 55 is controlled to slide through the transmission telescopic cylinder 53, so that the position effect of the control function separating ring 44 is adjusted, and the sand accumulated on the surface of the separating and filtering part 45 can be separated through the reciprocating sliding and retracting effect matched with the heat conducting function column 40.

Preferably, the sealing telescopic colloid 54 is installed on two sides of the transmission sliding block 55, and the sealing telescopic colloid 54 is arranged on the outer side of the transmission groove 52.

Avoiding the problem of oil and sand entering the transmission groove 52 is achieved by sealing the telescopic colloid 54.

Preferably, the pushing function plate 35 is provided with a butting groove portion 60, and the end of the extending butting portion 42 is provided with a scooping slant portion 61.

The arrangement of the scooping inclined portion 61 can achieve the effect of cleaning the structure of the separation filtering portion 45 and the effect of enabling residual petroleum to be pumped back conveniently and avoiding partial petroleum waste by enabling the soil outer ring to be scooped to the outer side of the separation filtering portion 45 in the process that the extrusion direction is close to the separation functional device 20 and the oil pumping back cavity 43 is achieved through the aid of the scooping inclined portion 61, and meanwhile after separation treatment is completed, the butt joint groove portion 60 is combined with the scooping inclined portion 61 through the fact that the separation functional device 20 is close to the extrusion functional device 15, and accordingly the sealing cavity is matched with the heat conducting functional column 40 to achieve the effect of cleaning the structure of the separation filtering portion 45 through knocking collision and airflow blowing.

Preferably, the upper side of the separation and recovery tank 11 is provided with an input end 18, and the input end 18 is rotatably provided with a sealing cover 19.

The contaminated soil is introduced into the separation treatment chamber 12 by opening the sealing cap 19.

Preferably, the bottom of the separation and recovery tank 11 is provided with a sand output end 24, the inner wall of the sand output end 24 is provided with a telescopic control groove plate 21, the telescopic control groove plate 21 is provided with a solid sealing plate 22 in a sliding manner, the lower side of the telescopic control groove plate 21 is provided with a sand leakage screen plate 23 in a sliding manner, the sand output end 24 is communicated with a sand recovery tank 25, and the sand recovery tank 25 is provided with a drawing-off box 26 in a sliding manner.

Realize sealed control effect to sand output 24 through flexible control frid 21 setting, retract through driving solid closing plate 22 at first, it is intraductal to stir structural effect realization in the cooperation separation processing chamber 12 with the sand that the separation was accomplished through leaking sand otter board 23 leading-in sand recovery case 25 to make caking and stone stop and carry out the treatment effect once more in separation processing chamber 12, and retrieve at last sand otter board 23 after the processing is accomplished and realize follow-up leading-in sand recovery case 25 effect, be convenient for shift out the operation to sand in the sand recovery case 25 through taking out box 26.

Preferably, the right side of the separation and recovery tank 11 is provided with a petroleum storage body 27, a back-pumping pump 28 is arranged in the petroleum storage body 27, the back-pumping pump 28 is communicated with a back-pumping valve pipe 30, the tail end of the back-pumping valve pipe 30 is communicated with an oil back-pumping cavity 43, the back-pumping pump 28 is provided with a storage input pipe 31, the storage input pipe 31 is arranged in the petroleum storage body 27, and the petroleum storage body 27 is provided with an output valve pipe 29.

The oil is pumped back into the oil storage body 27 from the oil pumping back cavity 43 by starting the pumping back pump 28 to achieve the separation storage effect.

The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and implement it without limiting the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.

Claims

1. The utility model provides a petroleum recovery device, includes carries on sweep, its characterized in that: the device comprises a carrying vehicle plate, a separating and recycling tank, a separating and recycling cavity is arranged in the separating and recycling tank, a pushing and stretching cylinder is arranged on the inner wall of the separating and recycling cavity, a pushing and stretching function device is arranged in the pushing and stretching cylinder, the pushing and stretching function device comprises a pushing and stretching function plate, a rotating motor is arranged in the pushing and stretching function plate, the rotating motor is in power connection with a protruding pressing plate, the protruding pressing plate array is provided with a telescopic chute, a control electromagnet is arranged in the telescopic chute, a heat conducting function column is arranged in the telescopic chute in a sliding manner, a reset spring is arranged in the heat conducting function column, the protruding pressing plate array is provided with an air tap, the pushing and stretching function plate is provided with an air flow annular groove, the protruding pressing plate is provided with a communication ring body, the communication ring body is communicated with the air flow annular groove, an air pump is arranged in the separating and recycling tank, the air pump is provided with an air transmission pipe, the air transmission pipe is communicated with the air flow annular groove, the separating and recycling tank is arranged on the other side of the separating and recycling tank, the separating function device comprises a separating function plate, the separating function plate is provided with a control electromagnet, an extension part is arranged in the separating and a filtering and recycling tank, and a filtering and recycling function is arranged in the extension part, and the separating and recycling tank is arranged in the separating and recycling tank. The separation filtering part comprises a hardness screen plate, an outer sand filtering sheet is arranged on the outer side of the hardness screen plate, an inner sand filtering sheet is arranged on the inner side of the hardness screen plate, and the hardness screen plate is in rotary connection with the functional separation ring; and a heating net ring is arranged in the air flow ring groove.

2. A petroleum recovery apparatus according to claim 1, wherein: the inside of the extension butt joint part is provided with a transmission groove, a transmission telescopic cylinder is arranged in the transmission groove, a transmission sliding block is arranged in the transmission telescopic cylinder, a transmission spring is arranged on the transmission sliding block, and the transmission sliding block is connected with the function separation ring.

3. A petroleum recovery apparatus according to claim 2, wherein: the two sides of the transmission sliding block are provided with sealing telescopic colloid, and the sealing telescopic colloid is arranged on the outer side of the transmission groove.

4. A petroleum recovery apparatus according to claim 1, wherein: the pushing functional board is provided with a butt joint groove part, and the tail end of the extending butt joint part is provided with a shoveling inclined part.

5. A petroleum recovery apparatus according to claim 1, wherein: the upper side of the separation recovery tank is provided with an input end, and the input end is rotatably provided with a sealing cover.

6. A petroleum recovery apparatus according to claim 1, wherein: the sand recycling tank is characterized in that a sand recycling tank bottom is provided with a sand recycling end, a telescopic control groove plate is arranged on the inner wall of the sand recycling end, a solid sealing plate is slidably arranged on the telescopic control groove plate, a sand leaking screen plate is slidably arranged on the lower side of the telescopic control groove plate, the sand recycling end is communicated with the sand recycling tank, and a drawing-away box body is slidably arranged in the sand recycling tank.

7. A petroleum recovery apparatus according to claim 1, wherein: the oil storage body is installed on the right side of the separation recovery tank, the back-pumping pump is installed in the oil storage body, the back-pumping pump is communicated with a back-pumping valve pipe, the tail end of the back-pumping valve pipe is communicated with the oil back-pumping cavity, the back-pumping pump is provided with a storage input pipe, the storage input pipe is arranged in the oil storage body, and the oil storage body is provided with an output valve pipe.