CN110683504A - Prevent oil storage tank for vapor recovery system of leakage - Google Patents

Prevent oil storage tank for vapor recovery system of leakage Download PDF

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Publication number
CN110683504A
CN110683504A CN201911008977.7A CN201911008977A CN110683504A CN 110683504 A CN110683504 A CN 110683504A CN 201911008977 A CN201911008977 A CN 201911008977A CN 110683504 A CN110683504 A CN 110683504A
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China
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oil
storage tank
tank
oil storage
side wall
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CN201911008977.7A
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CN110683504B (en
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石吉哲
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Shanghai yikemei Energy Saving Technology Co.,Ltd.
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Ecome Jiangsu Environmental Protection Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67DDISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/06Details or accessories
    • B67D7/42Filling nozzles
    • B67D7/54Filling nozzles with means for preventing escape of liquid or vapour or for recovering escaped liquid or vapour
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67DDISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/04Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
    • B67D7/0476Vapour recovery systems
    • B67D7/0478Vapour recovery systems constructional features or components

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)

Abstract

The invention discloses a leakage-proof oil storage tank for oil gas recovery, and relates to the technical field of oil gas recovery; the left side of the inside of the oil storage tank is provided with an oil inlet pipe, the upper end of the oil inlet pipe penetrates through the upper side wall of the oil storage tank and is exposed on the upper side of the oil storage tank, the right side of the oil inlet pipe is provided with an oil outlet pipe, the lower end of the oil outlet pipe penetrates through the upper side wall of the oil storage tank and is arranged in the oil storage tank in a suspending way, the upper ends of the oil outlet pipe and the oil inlet pipe are respectively provided with a control valve, the upper ends of the oil outlet pipe and the oil inlet pipe are respectively connected with a connecting pipe in an oil gas collecting mechanism, an air suction pump in the oil gas collecting mechanism is connected with an adsorption tank in a liquefying mechanism, the upper side wall of the oil storage tank is respectively inserted with the oil inlet pipe and the oil outlet pipe, the rear sides of the oil inlet pipe and the oil outlet pipe are connected with a paint collecting mechanism through the connecting pipes, in the oil inlet and outlet processes, the oil gas is pumped back into, low manufacturing cost and the like.

Description

Prevent oil storage tank for vapor recovery system of leakage
Technical Field
The invention relates to the technical field of oil gas recovery, in particular to a leakage-proof oil storage tank for oil gas recovery.
Background
During the process of loading and unloading gasoline and refueling vehicles, volatile gasoline oil gas needs to be collected, and then the pollution of the oil gas is reduced by one or two methods of absorption, adsorption or condensation and the like, or the oil gas is changed into liquid from gas state and then changed into gasoline again, so that the aim of recycling is achieved.
But the existing oil gas recovery device is that oil delivery pipe and gas-supply pipe all are connected with the tank wagon, only are applicable to large-scale tank wagon and use, to the oil storage tank of warehousing and transportation in-process, recovery device's volume is too big, has brought very big inconvenience for the transportation, awaits urgent need to improve.
Disclosure of Invention
The invention aims to provide a leakage-proof oil storage tank for oil gas recovery, which is reasonable in design and convenient to use, aiming at the defects and shortcomings of the prior art, wherein an oil inlet pipe and an oil outlet pipe are respectively inserted on the upper side wall of the oil storage tank, the rear sides of the oil inlet pipe and the oil outlet pipe are connected with a paint collecting mechanism through connecting pipes, and oil gas is pumped back into a recovery tank from the connecting pipes through an air pump in the oil inlet and oil outlet processes, so that the outward leakage of the oil gas in the oil inlet and oil outlet processes can be avoided.
In order to achieve the purpose, the invention adopts the technical scheme that: the oil storage tank comprises an oil storage tank, an oil inlet pipe, an oil outlet pipe, an oil-gas collecting mechanism and a liquefying mechanism, wherein the oil inlet pipe is fixedly inserted into the left side of the inside of the oil storage tank, the upper end of the oil inlet pipe penetrates through the upper side wall of the oil storage tank and then is exposed on the upper side of the oil storage tank, the oil outlet pipe is arranged on the right side of the oil inlet pipe, the lower end of the oil outlet pipe penetrates through the upper side wall of the oil storage tank and then is suspended inside the oil storage tank, control valves are arranged at the upper ends of the oil outlet pipe and the oil inlet pipe, the outer peripheral wall of the upper end of the oil outlet pipe is fixedly connected with the upper side wall of the oil storage tank, the upper ends of the oil outlet pipe and the oil inlet pipe are respectively connected with a connecting pipe in the oil;
the oil gas collecting mechanism also comprises a recovery box, a three-way joint and a connecting hose, wherein the lower end of the connecting pipe is respectively inserted into the rear ends of the oil inlet pipe and the oil outlet pipe, the upper end of the connecting pipe is inserted into the joints on two sides of the lower end of the three-way joint after inclining upwards, the connecting hose is inserted into the upper end of the three-way joint, the other end of the connecting hose is inserted into the recovery box, the recovery box is fixed on the upper side wall of the oil storage box, an air suction pump is fixed on the rear side wall of the recovery box, and an air inlet of the air suction pump is connected with the;
the liquefying mechanism further comprises an absorption tower, a fixing frame and an oil transfer pump, wherein an air inlet of the absorption tower is connected with the adsorption tank through a pipeline, the absorption tower is arranged at the rear side of the oil storage tank, the fixing frame is arranged on the lower side of the rear side wall of the oil storage tank, the supporting ring is sleeved and fixed in the fixing frame, the supporting ring is sleeved and fixed on the outer side wall of the absorption tower, a liquid outlet of the absorption tower is connected with the oil transfer pump through a pipeline, the oil transfer pump is fixed on the upper side wall of the oil storage tank, and the oil transfer pump is.
Furthermore, a base is arranged on the lower side wall of the oil storage tank, and a return groove is formed in the periphery of the upper side of the base.
Further, be equipped with circular waist hole on the preceding lateral wall of oil storage tank, the embedded glass cover that is equipped with in this circular waist hole, the lateral wall of glass cover is sealed fixed with the inside wall in circular waist hole through glass glue, and the right side of lateral wall is equipped with the scale layer before the glass cover.
Further, the cover is equipped with the filter screen on advancing the lower extreme of oil pipe, and the filter screen is "L" shape setting, both ends respectively around the filter screen with the inside wall fixed connection of both sides around the batch oil tank, the left side on the horizontal limit of filter screen is fixed on the left inside wall of batch oil tank, the downside on the vertical limit of filter screen is fixed on the inside wall of batch oil tank downside.
Further, the inside downside of filter screen is equipped with the residue dish, and the right side of residue dish and the right side contact setting of filter screen, the left side and the connecting block fixed connection of residue dish, after the opening on the batch oil tank left side wall was passed in the left side of connecting block, with arm-tie fixed connection, the left side wall fixed connection of bolt and batch oil tank is passed through at both ends around the arm-tie right side wall, and the outside of connecting block is wrapped up in and is equipped with the sealing washer, and the lateral wall of this sealing washer is contradicted with the open-ended inside wall on the batch oil tank left side wall and is.
Furthermore, a pull groove is formed in the center of the left side wall of the pull plate.
After adopting the structure, the invention has the beneficial effects that:
1. an oil inlet pipe and an oil outlet pipe are respectively inserted into the upper side wall of the oil storage tank, the rear sides of the oil inlet pipe and the oil outlet pipe are connected with the paint collecting mechanism through connecting pipes, and oil gas is pumped back into the liquefying mechanism from the connecting pipes through an air pump in the oil inlet and oil outlet processes, so that the oil gas can be prevented from leaking outwards in the oil inlet and oil outlet processes;
2. the oil gas enters the adsorption tank through the recovery tank, enters the absorption tower after being adsorbed by the adsorption tank, is absorbed by the absorption tower, and is conveyed into the oil storage tank through the oil conveying pump to be recycled, so that the volatilization of the oil gas is reduced;
3. the absorption tower is supported on the fixing frame through the supporting ring, the fixing frame is fixed on the rear side wall of the oil storage tank, and when the absorption tower is not needed to be used, the absorption tower can be pulled out of the fixing frame, so that the absorption tower is convenient to use.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a rear view of the present invention.
Fig. 3 is a side cross-sectional view of the present invention.
Fig. 4 is a sectional view of the oil reservoir tank of the present invention.
FIG. 5 is a schematic structural view of a residue tray according to the present invention.
Description of reference numerals:
the oil-gas recovery device comprises an oil storage tank 1, an oil inlet pipe 2, an oil outlet pipe 3, an oil-gas collecting mechanism 4, a connecting pipe 4-1, an air pump 4-2, a recovery tank 4-3, a three-way joint 4-4, a connecting hose 4-5, a liquefying mechanism 5, an adsorption tank 5-1, an absorption tower 5-2, a fixing frame 5-3, an oil transfer pump 5-4, a support ring 5-5, a control valve 6, a base 7, a return groove 8, a circular waist hole 9, a glass cover 10, a scale layer 11, a filter screen 12, a residue disc 13, a connecting block 14, a pull plate 15, a sealing ring 16 and a pull groove 17.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the following technical solutions are adopted in the present embodiment: it comprises an oil storage tank 1, an oil inlet pipe 2, an oil outlet pipe 3, an oil gas collecting mechanism 4 and a liquefying mechanism 5, wherein a base 7 is welded and fixed on the lower side wall of the oil storage tank 1, a return groove 8 is formed on the periphery of the upper side of the base 7, the transportation is convenient, a round waist hole 9 is formed on the front side wall of the oil storage tank 1, a glass cover 10 is embedded in the round waist hole 9, the outer side wall of the glass cover 10 is sealed and fixed with the inner side wall of the round waist hole 9 through glass cement, a scale layer 11 is carved on the right side of the front side wall of the glass cover 10, the oil quantity in the oil storage tank 1 is convenient to know, the oil inlet pipe 2 is inserted and welded and fixed on the left side in the oil storage tank 1, the upper end of the oil inlet pipe 2 passes through the upper side wall of the oil storage tank 1 and is exposed on the upper side of the oil storage tank 1, the oil outlet pipe 3 is arranged on the right side, the peripheral wall of the upper end of the oil outlet pipe 3 is welded and fixed with the upper side wall of the oil storage tank 1, the upper ends of the oil outlet pipe 3 and the oil inlet pipe 2 are respectively provided with a control valve 6, the upper ends of the oil outlet pipe 3 and the oil inlet pipe 2 are respectively connected with a connecting pipe 4-1 in an oil-gas collecting mechanism 4, the oil-gas collecting mechanism 4 also comprises a recovery tank 4-3, a three-way joint 4-4 and a connecting hose 4-5, the lower end of the connecting pipe 4-1 is respectively inserted into the rear ends of the oil inlet pipe 2 and the oil outlet pipe 3 and is welded and fixed, the upper end of the connecting pipe 4-1 is upwards inclined and then inserted into the joints at the two sides of the lower end of the three-way joint 4-4, the connecting hose 4-5 is inserted into the joint at the upper end of the three-way joint 4-4, the other end of the connecting hose 4, an air suction pump 4-2 is fixed on the rear side wall of the recovery box 4-3 through a bolt, and an air inlet of the air suction pump 4-2 is connected with the recovery box 4-3 through a pipeline;
an air pump 4-2 in the oil gas collecting mechanism 4 is connected with an adsorption tank 5-1 in the liquefying mechanism 5, and the adsorption tank 5-1 is fixed on the rear side wall of the oil storage tank 1 through bolts; the liquefaction mechanism 5 further comprises an absorption tower 5-2, a fixing frame 5-3 and an oil transfer pump 5-4, an air inlet of the absorption tower 5-2 is connected with the adsorption tank 5-1 through a pipeline, the absorption tower 5-2 is arranged on the rear side of the oil storage tank 1, the fixing frame 5-3 is welded on the lower side of the rear side wall of the oil storage tank 1, a support ring 5-5 is fixedly sleeved in the fixing frame 5-3, the support ring 5-5 is fixedly sleeved on the outer side wall of the absorption tower 5-2 in a welding mode, a liquid outlet of the absorption tower 5-2 is connected with the oil transfer pump 5-4 through a pipeline, the oil transfer pump 5-4 is fixed on the upper side wall of the oil storage tank 1 through bolts, and the oil transfer pump 5-4 is arranged on.
Furthermore, a filter screen 12 is sleeved on the lower end of the oil inlet pipe 2, the filter screen 12 is arranged in an L shape, the front end and the rear end of the filter screen 12 are respectively welded and fixed with the inner side walls of the front side and the rear side of the oil storage tank 1, the left side of the transverse edge of the filter screen 12 is welded and fixed on the inner side wall of the left side of the oil storage tank 1, the lower side of the vertical edge of the filter screen 12 is welded and fixed on the inner side wall of the lower side of the oil storage tank 1, impurities in oil can be conveniently filtered out through the filter screen 12, a residue disc 13 is arranged on the lower side inside the filter screen 12, the right side of the residue disc 13 is in contact with the right side of the filter screen 12, the left side of the residue disc 13 is welded and fixed with a connecting block 14, the left side of the connecting block 14 passes through an opening on the left side wall of the oil storage tank 1 and is welded and fixed with a pull plate 15, the outside of connecting block 14 is wrapped up in and is equipped with sealing washer 16, and the setting is contradicted with 1 left side wall upper shed's of batch oil tank inside wall to the lateral wall of this sealing washer 16, conveniently takes residue dish 13 out and washs.
The working principle of the specific embodiment is as follows: when the oil storage tank 1 is filled with oil, the oil inlet pipe 2 is connected with an external oil tank through a pipeline, the control valve 6 at the upper end of the oil inlet pipe 2 is opened, the oil enters the oil storage tank 1 from the oil inlet pipe 2, the oil and the gas enter the recovery tank 4-3 through the connecting pipe 4-1 in the process of oil injection, then the air pump 4-2 is started, the air pump 4-2 pumps the oil and the gas in the recovery tank 4-3 to the adsorption tank 5-1, the oil and the gas are adsorbed by the adsorption tank 5-1 and then conveyed to the absorption tower 5-2 for absorption, finally the liquefied oil recovered by the oil conveying pump 5-4 is conveyed to the oil storage tank 1, so that the volatilization of the oil and the oil can be reduced, after a period of time, the oil amount in the oil storage tank 1 can be known through the scale layer 11 on the glass cover 10, when the oil storage tank 1 is full, the oil inlet is stopped, when the transportation is needed, a forklift is abutted against the square-shaped groove 8 on the upper side of the base 7, the oil storage tank 1 is transported to a transportation vehicle, the transportation vehicle is convenient to transport, when the transportation vehicle is transported to a position for use, a water suction pump is connected with the oil outlet pipe 3 through a pipeline, the control valve 6 on the oil outlet pipe 3 is opened, oil in the oil storage tank 1 is pumped out, in the process of oil outlet, oil gas enters the recovery tank 4-3 through the connecting pipe 4-1 and is pumped into the adsorption tank 5-1 through the air suction pump 4-2, the oil gas is transported into the absorption tower 5-2 for absorption after being adsorbed by the adsorption tank 5-1, finally, the recovered liquefied oil is transported into the oil storage tank 1 through the oil transportation pump 5-4 until the oil in the oil storage tank 1 is pumped out, the filter screen 12 is arranged on the lower left side of the oil storage tank 1, when the oil enters the oil storage tank 1 from the oil inlet pipe, if contain impurity in the oil, then filter through filter screen 12, impurity is detained at the left downside of filter screen 12, deposits in residue dish 13, has taken out the back at oil, loosens the bolt on arm-tie 15, pulls out arm-tie 15 to the outside through kerve 17, and arm-tie 15 drives residue dish 13 through connecting block 14 and pulls out, clears up the impurity on residue dish 13 to impurity in the reducible oil.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. an oil inlet pipe 2 and an oil outlet pipe 3 are respectively inserted on the upper side wall of the oil storage tank 1, the rear sides of the oil inlet pipe 2 and the oil outlet pipe 3 are connected with the paint collecting mechanism through a connecting pipe 4-1, and oil gas is pumped back into the liquefying mechanism 5 from the connecting pipe 4-1 through the air pump 4-2 in the oil inlet and oil outlet processes, so that the oil gas can be prevented from leaking outwards in the oil inlet and oil outlet processes;
2. the liquefaction mechanism 5 comprises an adsorption tank 5-1 and an absorption tower 5-2, oil gas enters the adsorption tank 5-1 through a recovery tank 4-3, is subjected to adsorption treatment through the adsorption tank 5-1 and then enters the absorption tower 5-2, and is absorbed through the absorption tower 5-2, and then liquid oil is conveyed into the oil storage tank 1 through an oil conveying pump 5-4 and is recycled, so that the volatilization of the oil gas is reduced;
3. the absorption tower 5-2 is supported on the fixing frame 5-3 through the support ring 5-5, the fixing frame 5-3 is fixed on the rear side wall of the oil storage tank 1, and the absorption tower 5-2 can be pulled out of the fixing frame 5-3 when the absorption tower is not used, so that the absorption tower is convenient to use;
4. a filter screen 12 is arranged on the left side inside the oil storage tank 1, so that oil can be filtered, and impurities in the oil are reduced;
5. filter screen 12 downside is equipped with residue dish 13, and the impurity after filter screen 12 filters can fall to in the residue dish 13, and after the oil in the oil storage tank 1 was taken out the light, accessible arm-tie 15 was taken residue dish 13 out to convenient clearance.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a prevent oil storage tank for vapor recovery system of leakage which characterized in that: the oil-gas collecting device comprises an oil storage tank (1), an oil inlet pipe (2), an oil outlet pipe (3), an oil-gas collecting mechanism (4) and a liquefying mechanism (5), wherein the oil inlet pipe (2) is fixedly inserted into the left side of the inside of the oil storage tank (1), the upper end of the oil inlet pipe (2) penetrates through the upper side wall of the oil storage tank (1) and is exposed on the upper side of the oil storage tank (1), the oil outlet pipe (3) is arranged on the right side of the oil inlet pipe (2), the lower end of the oil outlet pipe (3) penetrates through the upper side wall of the oil storage tank (1) and is suspended inside the oil storage tank (1), the outer peripheral wall of the upper end of the oil outlet pipe (3) is fixedly connected with the upper side wall of the oil storage tank (1), control valves (6) are arranged at the upper ends of the oil outlet pipe (3) and the oil inlet pipe (2), the upper ends of the oil outlet pipe (3) and the oil inlet pipe (2) are respectively connected with connecting pipes (4-1) in the oil-gas collecting mechanism (4-1) a connection, the suction box (5-1) being fixed to the rear side wall of the oil storage box (1);
the oil gas collecting mechanism (4) also comprises a recovery box (4-3), a three-way joint (4-4) and a connecting hose (4-5), the lower end of the connecting pipe (4-1) is respectively inserted in the rear ends of the oil inlet pipe (2) and the oil outlet pipe (3), after the upper end of the connecting pipe (4-1) is inclined upwards, is inserted into the joints at the two sides of the lower end of the three-way joint (4-4), the upper end of the three-way joint (4-4) is inserted with a connecting hose (4-5), the other end of the connecting hose (4-5) is inserted into the recovery tank (4-3), the recovery tank (4-3) is fixed on the upper side wall of the oil storage tank (1), the rear side wall of the recovery tank (4-3) is fixed with an air suction pump (4-2), and an air inlet of the air suction pump (4-2) is connected with the recovery tank (4-3) through a pipeline;
the liquefaction mechanism (5) also comprises an absorption tower (5-2), a fixing frame (5-3) and an oil transfer pump (5-4), wherein an air inlet of the absorption tower (5-2) is connected with the absorption tank (5-1) through a pipeline, the absorption tower (5-2) is arranged at the rear side of the oil storage tank (1), the fixing frame (5-3) is arranged at the lower side of the rear side wall of the oil storage tank (1), the support ring (5-5) is embedded and fixed in the fixing frame (5-3), the support ring (5-5) is sleeved and fixed on the outer side wall of the absorption tower (5-2), the liquid outlet of the absorption tower (5-2) is connected with the oil transfer pump (5-4) through a pipeline, the oil transfer pump (5-4) is fixed on the upper side wall of the oil storage tank (1), and the oil transfer pump (5-4) is arranged on the right side of the recovery tank (4-3).
2. A leak resistant oil and gas recovery storage tank as defined in claim 1, further comprising: be equipped with base (7) on the lower lateral wall of batch oil tank (1), the periphery of base (7) upside is equipped with return groove (8), inserts two stabilizer blades of fork truck respectively in return groove (8), carries batch oil tank (1) through fork truck.
3. A leak resistant oil and gas recovery storage tank as defined in claim 1, further comprising: be equipped with circular waist hole (9) on the preceding lateral wall of batch oil tank (1), this circular waist hole (9) is embedded to be equipped with glass cover (10), and the lateral wall of glass cover (10) is glued through glass and is fixed with the inside wall seal of circular waist hole (9), and the right side of lateral wall is equipped with scale layer (11) before glass cover (10), knows the inside oil mass of batch oil tank (1) through glass cover (10).
4. A leak resistant oil and gas recovery storage tank as defined in claim 1, further comprising: the cover is equipped with filter screen (12) on advancing the lower extreme of oil pipe (2), and filter screen (12) are "L" shape setting, both ends respectively with the inside wall fixed connection of batch oil tank (1) front and back both sides around filter screen (12), the left side on the horizontal limit of filter screen (12) is fixed on the left inside wall of batch oil tank (1), the downside on filter screen (12) perpendicular limit is fixed on the inside wall of batch oil tank (1) downside, filter oil through filter screen (12), reduce the impurity that contains in the oil.
5. A leak resistant oil and gas recovery storage tank as defined in claim 4, further comprising: the inside downside of filter screen (12) is equipped with residue dish (13), the right side of residue dish (13) and the right side contact setting of filter screen (12), the left side and connecting block (14) fixed connection of residue dish (13), after the opening on oil storage tank (1) left side wall was passed in the left side of connecting block (14), with arm-tie (15) fixed connection, bolt and the left side wall fixed connection of oil storage tank (1) are passed through to both ends around arm-tie (15) right side wall, the outside of connecting block (14) is wrapped up in and is equipped with sealing washer (16), the lateral wall of this sealing washer (16) contradicts with open-ended inside wall on oil storage tank (1) left side wall and sets up, the impurity of crossing filter screen (12) and filtered out falls in residue dish (13), when taking residue dish (13) out, can clear up.
6. A leak resistant oil and gas recovery storage tank as defined in claim 5, further comprising: a pull groove (17) is formed in the center of the left side wall of the pull plate (15), the pull plate (15) is driven to move towards the outer side through the pull groove (17), and the pull plate (15) drives the residue disc (13) to move towards the outer side through the connecting block (14), so that cleaning is performed.
7. A leak resistant oil and gas recovery storage tank as defined in claim 1, further comprising: the working principle is as follows: when the oil storage tank (1) is filled with oil, the oil inlet pipe (2) is connected with an external oil tank through a pipeline, a control valve (6) at the upper end of the oil inlet pipe (2) is opened, the oil enters the oil storage tank (1) from the oil inlet pipe (2), during the oil injection process, oil gas enters the recovery tank (4-3) through the connecting pipe (4-1), then the air pump (4-2) is started, the air pump (4-2) pumps the oil gas in the recovery tank (4-3) to the adsorption tank (5-1), the oil gas is conveyed to the absorption tower (5-2) after being adsorbed by the adsorption tank (5-1) for absorption, and finally the recovered liquefied oil is conveyed to the oil storage tank (1) through the oil conveying pump (5-4), so that the volatilization of the oil gas is reduced, and after the oil storage tank (1) is filled with oil, the oil is stopped, when the oil storage tank (1) is transported to a transport vehicle, when the oil storage tank is transported to a use position, a water suction pump is connected with an oil outlet pipe (3) through a pipeline, a control valve (6) on the oil outlet pipe (3) is opened, so that oil in the oil storage tank (1) is pumped out, in the oil outlet process, oil gas enters a recovery tank (4-3) through a connecting pipe (4-1), is pumped into an adsorption tank (5-1) through an air suction pump (4-2), is adsorbed by the adsorption tank (5-1), is transported into an absorption tower (5-2) for absorption, and is transported into the oil storage tank (1) through an oil transport pump (5-4) until the oil in the oil storage tank (1) is pumped out.
CN201911008977.7A 2019-10-23 2019-10-23 Prevent oil storage tank for vapor recovery system of leakage Active CN110683504B (en)

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US11660646B2 (en) 2020-11-03 2023-05-30 Oilmen's Truck Tanks, Inc. Fluid delivery system and method

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