CN209336139U - Petroleum recovery device - Google Patents

Abstract

The utility model provides a kind of petroleum recovery device, comprising: separation cabinet and collection tank；It is connected with extrusion die in the one side wall of the separation box house, is provided with stripper plate on the side wall opposite with the extrusion die of the separation cabinet, the stripper plate is for squeezing the petroliferous soil being placed in the extrusion die；The collection tank is connected to the bottom of the separation cabinet, and the collection tank is for collecting the petroleum squeezed out from the soil and soil after extruding.Petroleum recovery device provided by the utility model can effectively recycle the petroleum penetrated into soil, and then protect environment, avoid the waste of petroleum.

Description

Petroleum recovery device

Technical field

The utility model relates to petroleum transmission field more particularly to a kind of petroleum recovery devices.

Background technique

Main object one of of the petroleum as geological prospecting is a kind of sticky dark brown liquid, referred to as " industrial blood Liquid " is the indispensable main energy sources of today's society.Petroleum is mainly used as fuel oil and gasoline and many chemical works The raw material of industry product such as plastics etc..

When petroleum transports in petroleum pipeline, oil storage tank, inevitably there is a situation where leak.It is right in the prior art The processing of the petroleum of leakage, it is common practice that buried on the spot.

However, soil will lead to the change of soil physico-chemical property after oil pollution, the pollution of environment is caused, and then can endanger Evil human health, and petroleum infiltration soil will cause the waste of petroleum.Therefore a kind of dress that can recycle petroleum in soil is needed It sets.

Utility model content

The utility model provides a kind of petroleum recovery device, can effectively recycle the petroleum penetrated into soil, and then protect Environment, the waste for avoiding petroleum.

The utility model provides a kind of petroleum recovery device, comprising: separation cabinet and collection tank；

Be connected with extrusion die in the one side wall of the separation box house, the separation cabinet with the extrusion die Stripper plate is provided on opposite side wall, the stripper plate is for squeezing the petroliferous soil being placed in the extrusion die Earth；The collection tank is connected to the bottom of the separation cabinet, and the collection tank is squeezed from the soil for collecting Petroleum and soil after extruding out.

Petroleum recovery device provided by the embodiment of the utility model can will be by by setting extrusion die and stripper plate Petroleum in contaminated soil squeezes out, to realize the recycling to petroleum in soil, reduces the waste of petroleum, protection Environment；Petroleum recovery device provided by the embodiment of the utility model, structure is simple, easy to accomplish, at low cost.

Petroleum recovery device as described above, the top of the extrusion die separates the side walls hinged of cabinet, institute with described The lower part for stating extrusion die separates the side walls hinged of cabinet with described by first hydraulic cylinder；The upper and lower part of the stripper plate The side walls hinged of cabinet is separated with described by second hydraulic cylinder and third hydraulic cylinder respectively；

The first hydraulic cylinder, the second hydraulic cylinder and the third hydraulic cylinder are connect with oil pump respectively, the oil pump For controlling the flexible of the first hydraulic cylinder, to change tilt angle of the extrusion die relative to vertical plane；The oil Pump is also used to control the second hydraulic cylinder and the third hydraulic cylinder, so that the stripper plate is mobile and squeezes the extrusion die Tool.

Petroleum recovery device as described above, the extrusion die include placing groove, overflow launder, overflow hole and filter screen, The two sides of the placing groove are arranged in the overflow launder, and for the placing groove for placing petroliferous soil, the overflow launder is logical It crosses multiple overflow holes to be connected to the placing groove, the filter screen for filtering is fixed in each overflow hole；

It is fixed on the stripper plate and the matched crushing block of placing groove size.

Petroleum recovery device as described above, the collection tank includes the shoe cream room and storage cavity that horizontal subdivision is opened, institute It states shoe cream room and the storage cavity is separated by isolating device, the shoe cream room is used to store to squeeze out from the soil Petroleum, the storage cavity is for storing soil after extruding.

Petroleum recovery device as described above, the lower end inside the separate housing are provided with wedge block, the wedge block Fixed abacus is tilted between side and the inner wall of the separate housing, the other side of the wedge block is provided with sealing plug-in board；

The orifice plate is located at the top of the oil inlet of the shoe cream room, so that the petroleum warp squeezed out in the extrusion die It crosses the orifice plate and flows into the shoe cream room, the sealing plug-in board is located at the top of the storage cavity, for blocking the storage cavity Feed inlet, the soil after extruding falls on the inclined-plane of the wedge block, and glides along inclined-plane, by the charging Mouth enters the storage cavity.

Petroleum recovery device as described above, the isolating device include partition and thermal insulation board, the partition and it is described every Insulated cavity is equipped between hot plate；

It is placed with combustion container in the storage cavity, igniter is fixed on the combustion container, the combustion container is used The remaining petroleum in the soil after extruding that burns.

Petroleum recovery device as described above, the bottom of the shoe cream room is provided with flowline, is arranged on the flowline There is valve；It is provided with discharge door on the side wall of combustion container described in the face of the storage cavity, is set at the top of the separation cabinet It is equipped with cover board.

Petroleum recovery device as described above, the bottom of the storage cavity are provided with ball, and the ball is for padding in institute State combustion container bottom so that the combustion container moves freely in the storage cavity, thus in burning far from it is described into Material mouth and the sealing plug-in board.

Petroleum recovery device as described above, the collection tank bottom is equipped with for mobile idler wheel.

Petroleum recovery device as described above, the oil pump are fixed on the outside of the separation cabinet, and the oil pump passes through Main oil pipe and oil distributing pipe are connect with the first hydraulic cylinder, the second hydraulic cylinder and the third hydraulic cylinder.

Petroleum recovery device provided by the embodiment of the utility model can will be by by setting extrusion die and stripper plate Petroleum in contaminated soil squeezes out, and petroleum and soil after extruding are separated, to realize to stone in soil The recycling of oil, reduces the waste of petroleum, protects environment；Petroleum recovery device provided by the embodiment of the utility model, structure Simply, easy to accomplish, it is at low cost.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of petroleum recovery device provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram of extrusion die provided by the embodiment of the utility model；

Fig. 3 is the partial enlarged view of Fig. 2；

Fig. 4 is the main view of Fig. 2；

Fig. 5 is the main view of stripper plate provided by the embodiment of the utility model；

Fig. 6 is the structural schematic diagram of collection tank provided by the embodiment of the utility model.

Appended drawing reference:

100- separates cabinet

11- extrusion die

111- placing groove

112- overflow launder

113- overflow hole

114- filter screen

12- stripper plate

121- crushing block

131- first hydraulic cylinder

132- second hydraulic cylinder

133- third hydraulic cylinder

14- oil pump

141- main oil pipe

142- oil distributing pipe

15- wedge block

16- orifice plate

17- sealing plug-in board

18- cover board

181- second handle

200- collection tank

21- shoe cream room

211- oil inlet

212- flowline

2121- valve

22- storage cavity

221- feed inlet

222- combustion container

2221- igniter

223- discharge door

The 2231- first in command

224- ball

231- partition

232- thermal insulation board

24- idler wheel

Specific embodiment

To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction in the utility model The technical solution in the utility model is clearly and completely described in attached drawing, it is clear that described embodiment is that this is practical Novel a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection It encloses.

Below with reference to the accompanying drawings and in conjunction with specific embodiments utility model is described.

Fig. 1 is the structural schematic diagram of petroleum recovery device provided by the embodiment of the utility model, refering to what is shown in Fig. 1, this reality A kind of petroleum recovery device is provided with novel, comprising: separation cabinet 100 and collection tank 200；Separate one inside cabinet 100 It is connected with extrusion die 11 on side wall, stripper plate 12 is provided on the side wall of 11 face of extrusion die, stripper plate 12 is for squeezing The petroliferous soil being placed in extrusion die 11；Collection tank 200 is connected to the bottom of separation cabinet 100, collection tank 200 for collecting the petroleum squeezed out from soil and soil after extruding.

The application method of the petroleum recovery device is that petroliferous soil is placed in extrusion die 11, passes through extruding Plate 12 squeezes soil, and the soil for being mixed with petroleum is wetter soft, and soil is extruded rear petroleum and is extruded, soil after extruding Earth can be squeezed and press dry, and petroleum and the soil pressed dry are respectively placed in collection tank 200, then complete to the petroleum in soil Recycling.

Specifically, 11 tiltable of extrusion die is arranged, in order to which the petroleum squeezed out flows out extrusion die 11, stripper plate 12 It is equipped with extrusion die 11, in order to carry out extrusion operation, due to wetter soft by the soil of oil pollution, can incline It places and does not fall off in the extrusion die 11 being tiltedly arranged.Extrusion die 11 can also be horizontally disposed with, and be needed at this time in extrusion die 11 bottom is provided with the hole for petroleum outflow.Stripper plate 12 is driven not carry out the power mode of compressional movement in the present embodiment not Concrete restriction is done, all may be used using modes such as hydraulic cylinder, cylinders.

It is to be appreciated that collection tank 200 should include at least two-part structure, squeezed from soil with being respectively used to collect Petroleum and soil after extruding out.

Petroleum recovery device provided by the embodiment of the utility model can will be by by setting extrusion die and stripper plate Petroleum in contaminated soil squeezes out, to realize the recycling to petroleum in soil, reduces the waste of petroleum, protection Environment；Petroleum recovery device provided by the embodiment of the utility model, structure is simple, easy to accomplish, at low cost.

More detailed embodiment is used below, and the structure of each component is described in detail.

Shown in continuing to refer to figure 1, the top of extrusion die 11 and the side walls hinged fixation for separating cabinet 100, extrusion die 11 lower part passes through first hydraulic cylinder 131 and the side walls hinged fixation that separates cabinet 100；Distinguish the upper and lower part of stripper plate 12 Pass through second hydraulic cylinder 132 and third hydraulic cylinder 133 and the side walls hinged fixation that separates cabinet；First hydraulic cylinder 131, the second liquid Cylinder pressure 132 and third hydraulic cylinder 133 are connect with oil pump 14 respectively, and oil pump 14 is squeezed for controlling first hydraulic cylinder 131 with changing The tilt angle of mold 11；Oil pump 14 is also used to control second hydraulic cylinder 132 and third hydraulic cylinder 133, so that stripper plate 12 moves It moves and squeezes extrusion die 11.

Specifically, oil pump 14 is fixed on the outside of separation cabinet 100, oil pump 14 by main oil pipe 141 and oil distributing pipe 142 with First hydraulic cylinder 131, second hydraulic cylinder 132 and third hydraulic cylinder 133 connect.After oil pump 14 is activated, second hydraulic cylinder is controlled 131, third hydraulic cylinder 132 pushes stripper plate 12 to move forward simultaneously, squeezes the contaminated soil in extrusion die 11, soil Middle mixed petroleum is extruded out.Less petroleum can be remained in soil after extruding, and soil can be squeezed and press dry, and open at this time It controls first hydraulic cylinder 131 with oil pump 14 to shrink, 11 reversed dip of extrusion die, internal soil can fall off.

Fig. 2 is the structural schematic diagram of extrusion die provided by the embodiment of the utility model, and Fig. 3 is the partial enlarged view of Fig. 2, Fig. 4 is the main view of Fig. 2, and Fig. 5 is the main view of stripper plate provided by the embodiment of the utility model, with reference to shown in Fig. 2-Fig. 4, this The petroleum recovery device that embodiment provides, extrusion die 11 include placing groove 111, overflow launder 112, overflow hole 113 and filter screen 114, the two sides of placing groove 111 are arranged in overflow launder 112, and for placing groove 111 for placing petroliferous soil, overflow launder 112 is logical It crosses multiple overflow holes 113 to be connected to placing groove 111, the filter screen 114 for filtering is fixed in each overflow hole 113；It squeezes It is fixed on plate 12 and the matched crushing block 121 of 111 size of placing groove.

Stripper plate 12 is entered inside matching placing groove 111 by crushing block 121, is squeezed in placing groove 111 Contaminated soil, the petroleum mixed in soil are extruded out and enter overflow launder along the overflow hole of its two sides 113 112, the filter screen 114 being arranged in overflow hole 113 plays the role of filtering soil, prevents soil from entering in overflow launder 112.

Fig. 6 is the structural schematic diagram of collection tank provided by the embodiment of the utility model, with reference to shown in Fig. 1 and Fig. 6, is collected Cabinet 200 includes shoe cream room 21 and storage cavity 22, and shoe cream room 21 and storage cavity 22 are separated by isolating device, and shoe cream room 22 is used In the petroleum that storage is squeezed out from soil, storage cavity 22 is for storing soil after extruding.

Further, the lower end inside separate housing 100 is provided with wedge block 15,15 side of wedge block and separate housing Fixed abacus 16 is tilted between 100 inner wall, the other side of wedge block 15 is provided with sealing plug-in board 17；Orifice plate 16 is located at oil storage The top of the oil inlet 211 of chamber 21, so that the petroleum squeezed out in extrusion die 11 flows into shoe cream room 21, sealing by orifice plate 16 Plate 17 is located at the top of storage cavity 22, and for blocking the feed inlet 221 of storage cavity 22, soil after extruding falls to wedge block 15 inner arc side, and enter storage cavity 22 by feed inlet 221.

Since extrusion die 111 is obliquely installed, the petroleum squeezed out can be flowed on the orifice plate 16 being obliquely installed, on orifice plate 16 Petroleum can be entered in shoe cream room 21 along oil inlet 211 and be stored collection；Less stone can be remained in soil after extruding Oil, and soil can be squeezed and press dry, after oil pump 14 controls 11 reversed dip of extrusion die, internal soil can shed into wedge 15 inner arc side of shape block, opens sealing plug-in board 17, and the soil to fall off is entered in storage cavity 22 by feed inlet 221.

Further, isolating device includes partition 231 and thermal insulation board 232, be equipped between partition 231 and thermal insulation board 232 every Hot cavity；It is placed with combustion container 222 in storage cavity 22, igniter 2221, combustion container 222 are fixed on combustion container 222 For remaining petroleum in the soil after combustion extrusion.

Combustion container 222 is placed on the lower section of feed inlet 221, and the soil to fall off enters directly into combustion by feed inlet 221 Inside baking vessel 222, after the soil in combustion container 222 is accumulated to a certain extent, lighted inside it by igniter 2221 Soil in remaining small part petroleum, these petroleum full combustions are clean；The soil in combustion container 222 is poured out again, The soil dealt in this way is more clean, reduces the pollution to soil.And be arranged partition 231, thermal insulation board 232 and its between Heat-insulation chamber have good heat-blocking action, can be to avoid the petroleum in 222 combustion effects to shoe cream room of combustion container 21.

On the basis of the above embodiments, the bottom of shoe cream room 21 is provided with flowline 212, is provided on flowline 212 Valve 2121；It is provided with discharge door 223 on the side wall of the face combustion container 222 of storage cavity 22, is provided on discharge door 223 Leader 2231；The top of separation cabinet 100 is provided with cover board 18, and second handle 181 is provided on cover board 18.

It is to be appreciated that opening valve 2121, the petroleum of collection is through flowline 212 after petroleum is more in shoe cream room 21 Outflow, in order to be focused on to it.It, will after remaining petroleum full combustion is clean in soil in combustion container 222 Soil is poured out by discharge door 223, to reduce the pollution to soil.The effect of cover board 18 and second handle 181 is then to facilitate work Make personnel and adds contaminated soil into extrusion die 11.

Further, the bottom of storage cavity 22 is provided with ball 224, and ball is for facilitating combustion container 222 in storage cavity It is moved in 22, so that combustion container 22 is in burning far from feed inlet 221 and sealing plug-in board 17.When Actual combustion, in order to avoid Burning causes to damage to the sealing plug-in board 17 on feed inlet 221, and allows its top to be staggered the pull-out of combustion container 222 a distance Feed inlet 221, can be designed so that for ball 224 are more laborsaving when mobile combustion container 222.

On the basis of the above embodiments, 200 bottom of collection tank is equipped with for mobile idler wheel 24.Pipe wheel 24 is set It sets so that the movement of petroleum recovery device is more convenient laborsaving, handles the Polluted Soil of different location in time convenient for petroleum recovery device Earth.

In the utility model embodiment, wedge block 15 is high-intensitive potassium steel production, and to guarantee its intensity, partition 231 is Heat resisting steel 0Cr25Ni20 production, the thermal insulation board 232 are internally provided with one layer of layers of insulating fabric using No. 45 steel production, with Guarantee its heat resistance.

The working principle of petroleum recovery device provided by the embodiment of the utility model are as follows:

Cover board 18 is opened by second handle 181 first, puts the soil after pollution into placing groove in extrusion die 11 It is more wet soft due to mixing more petroleum in soil in 111, so can be placed not in the placing groove 111 being obliquely installed It falls off；

Then start oil pump 14, oil pump 14 controls second hydraulic cylinder 131, third hydraulic cylinder 132 and pushes stripper plate 12 simultaneously It moves forward, the crushing block 121 on stripper plate 12 can also be moved forward and be entered inside matching placing groove 111, be squeezed The contaminated soil in placing groove 111 is pressed, the petroleum mixed in soil is extruded out and along the overflow hole of its two sides 113 Overflow launder 112 is entered, the filter screen 114 being arranged in overflow hole 113, which plays the role of filtering soil, prevents soil from entering In overflow launder 112, since overflow launder 112 is obliquely installed as extrusion die 111, it can be flowed into the petroleum in overflow launder 112 Onto the orifice plate 16 being obliquely installed, the petroleum on orifice plate 16 can enter in shoe cream room 21 along oil inlet 211 is stored collection；

Less petroleum can be remained in soil after extruding, and soil can be squeezed and press dry, next enable oil pump 14 and control First hydraulic cylinder 131 is shunk, and 11 reversed dip of extrusion die, internal soil can shed into 15 inner arc one of wedge block Side, opens sealing plug-in board 17, and the soil to fall off is entered inside combustion container 222 by feed inlet 221；

After the soil in combustion container 222 is accumulated to a certain extent, discharge door 223 is opened by the first in command 2231, Sealing plug-in board 17 is plugged, allows its top to be staggered feed inlet 221 pull-out of combustion container 222 a distance, passes through igniter 2221 Remaining small part petroleum in its internal soil is lighted, these petroleum full combustions are clean；It again will be in combustion container 222 Soil is poured out, and the soil dealt in this way is more clean, pollution of the reduction to soil, and partition 231, the thermal insulation board being arranged 232 and its between heat-insulation chamber have good heat-blocking action, can to avoid combustion container 222 burn in shoe cream room 21 stone The influence of oil opens valve 2121 after petroleum is more in shoe cream room 21, and the petroleum of collection flows out through flowline 212, to its into Row centralized processing, has been achieved the recycling to petroleum in soil, has reduced the waste of petroleum, protect environment.

Petroleum recovery device provided by the utility model has the beneficial effect that the utility model passes through on stripper plate Crushing block squeezes contaminated soil in placing groove, the petroleum mixed in soil be extruded out and along the overflow hole of its two sides into Entering to overflow launder, the filter screen being arranged in overflow hole, which plays the role of filtering soil, prevents soil from entering in overflow launder, into Entering the petroleum in overflow launder can flow on the orifice plate being obliquely installed, and the petroleum on orifice plate can enter collection tank along oil outlet Shoe cream room be stored collection, after petroleum is more in shoe cream room, the petroleum of collection is released and is focused on by valve, The recycling to petroleum in soil has been achieved, has reduced the waste of petroleum, protects environment.The utility model will by oil pump Soil reversed dip after squeezing in extrusion die, internal soil can shed into wedge block inner arc side, take off The soil fallen is entered inside combustion container by feed inlet, combustion container is pulled out a distance, its top is allowed to be staggered charging Mouthful, remaining small part petroleum in its internal soil is lighted by igniter, these petroleum full combustions are clean, it will burn Soil in container is poured out, and the soil dealt in this way is more clean, and maximum dynamics has carried out cleaning reduction pair to soil The pollution of soil.

Petroleum recovery device provided by the embodiment of the utility model can will be by by setting extrusion die and stripper plate Petroleum in contaminated soil squeezes out, and petroleum and soil after extruding are separated, to realize to stone in soil The recycling of oil, reduces the waste of petroleum, protects environment；Petroleum recovery device provided by the embodiment of the utility model, structure Simply, easy to accomplish, it is at low cost.

In the description of the present invention, it should be understood that used term " center ", " length ", " width ", " thickness ", " top ", " bottom end ", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outside" " axis To ", the indicating positions such as " circumferential direction " or positional relationship be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of describing The utility model and simplified description, rather than the position of indication or suggestion meaning or original part must have a particular orientation, with spy Fixed construction and operation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is at least two, example Such as two, three, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. shall be understood in a broad sense, such as may be a fixed connection, may be a detachable connection, or be integrally formed；It can be machinery Connection is also possible to be electrically connected or can communicate with each other；It can be directly connected, the indirect phase of intermediary can also be passed through Even, the connection inside two elements or the interaction relationship of two elements can be made.For those of ordinary skill in the art For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of petroleum recovery device characterized by comprising separation cabinet and collection tank；

It is connected with extrusion die in the one side wall of the separation box house, it is described to separate the opposite with the extrusion die of cabinet Side wall on be provided with stripper plate, the stripper plate is for squeezing the petroliferous soil being placed in the extrusion die；Institute The bottom that collection tank is connected to the separation cabinet is stated, the collection tank is for collecting the stone squeezed out from the soil Soil oily and after extruding.

2. petroleum recovery device according to claim 1, which is characterized in that the top of the extrusion die is separated with described Cabinet it is side walls hinged, the lower part of the extrusion die separates the side walls hinged of cabinet with described by first hydraulic cylinder；It is described The upper and lower part of stripper plate passes through second hydraulic cylinder and third hydraulic cylinder respectively and separates the side walls hinged of cabinet with described；

The first hydraulic cylinder, the second hydraulic cylinder and the third hydraulic cylinder are connect with oil pump respectively, and the oil pump is used for The flexible of the first hydraulic cylinder is controlled, to change tilt angle of the extrusion die relative to vertical plane；The oil pump is also For controlling the second hydraulic cylinder and the third hydraulic cylinder, so that the stripper plate is mobile and squeezes the extrusion die.

3. petroleum recovery device according to claim 2, which is characterized in that the extrusion die includes placing groove, overflow The two sides of the placing groove are arranged in slot, overflow hole and filter screen, the overflow launder, and the placing groove is petroliferous for placing Soil, the overflow launder are connected to the placing groove by multiple overflow holes, are fixed with and are used in each overflow hole The filter screen of filtering；

It is fixed on the stripper plate and the matched crushing block of placing groove size.

4. petroleum recovery device according to claim 1, which is characterized in that the collection tank includes what horizontal subdivision was opened Shoe cream room and storage cavity, the shoe cream room and the storage cavity are separated by isolating device, the shoe cream room for store from The petroleum squeezed out in the soil, the storage cavity is for storing soil after extruding.

5. petroleum recovery device according to claim 4, which is characterized in that the lower end of the separation box house is provided with Wedge block, tilts fixed abacus between the wedge block side and the inner wall for separating cabinet, the wedge block it is another Side is provided with sealing plug-in board；

The orifice plate is located at the top of the oil inlet of the shoe cream room, so that the petroleum squeezed out in the extrusion die passes through institute State orifice plate and flow into the shoe cream room, the sealing plug-in board is located at the top of the storage cavity, for block the storage cavity into Material mouth, the soil after extruding fall on the inclined-plane of the wedge block, and glide along inclined-plane, by the feed inlet into Enter the storage cavity.

6. petroleum recovery device according to claim 5, which is characterized in that the isolating device includes partition and heat-insulated Plate is equipped with insulated cavity between the partition and the thermal insulation board；

It is placed with combustion container in the storage cavity, igniter is fixed on the combustion container, the combustion container is for firing Burn remaining petroleum in the soil after extruding.

7. petroleum recovery device according to claim 6, which is characterized in that the bottom of the shoe cream room is provided with fuel-displaced It manages, is provided with valve on the flowline；Discharge door, institute are provided on the side wall of combustion container described in the face of the storage cavity It states and is provided with cover board at the top of separation cabinet.

8. petroleum recovery device according to claim 7, which is characterized in that the bottom of the storage cavity is provided with ball, The ball is for padding in the combustion container bottom, so that the combustion container moves freely in the storage cavity, thus In burning far from the feed inlet and the sealing plug-in board.

9. petroleum recovery device according to claim 1-8, which is characterized in that the collection tank bottom installation Have for mobile idler wheel.

10. petroleum recovery device according to claim 2, which is characterized in that the oil pump is fixed on the separation cabinet Outside, the oil pump passes through main oil pipe and oil distributing pipe and the first hydraulic cylinder, the second hydraulic cylinder and the third liquid Cylinder pressure connection.