CN112707054A - Oil gas recovery device for petroleum filling - Google Patents
Oil gas recovery device for petroleum filling Download PDFInfo
- Publication number
- CN112707054A CN112707054A CN202011641542.9A CN202011641542A CN112707054A CN 112707054 A CN112707054 A CN 112707054A CN 202011641542 A CN202011641542 A CN 202011641542A CN 112707054 A CN112707054 A CN 112707054A
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- Prior art keywords
- oil
- gas
- recovery device
- storage tank
- oil storage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/30—Recovery of escaped vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/28—Means for preventing or minimising the escape of vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/32—Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to the technical field of petroleum oil gas collection, in particular to an oil gas recovery device for petroleum filling, which comprises an oil storage tank, wherein a support column is fixedly welded at the top of the oil storage tank, a collection tank is fixedly welded at the top end of the support column, a first gas pressure pump is fixedly installed at the top end of the oil storage tank, an exhaust pipe is fixedly communicated between the first gas pressure pump and the oil storage tank, an exhaust pipe is fixedly communicated between the air pump and the collection tank, an inner tank is fixedly welded inside the collection tank, the inner tank divides the inside of the collection tank into an inner cavity and an outer cavity, the exhaust pipe is communicated with the inner cavity, a pipeline is fixedly communicated with the top end of the inner tank, a pressure balance mechanism is arranged at an opening at the top of the pipeline, a second gas pressure pump is fixedly installed at. The invention overcomes the defect that the oil gas at the upper end of the oil storage tank can reduce the oil storage capacity of the oil storage tank in the prior art, has obvious beneficial effect and is suitable for popularization.
Description
Technical Field
The invention relates to the technical field of petroleum oil gas collection, in particular to an oil gas recovery device for petroleum filling.
Background
Oil and gas are gases coming out of oil wells along with petroleum, and the main components are methane, ethane and the like. Used as fuel and chemical raw material. The oil gas bubble that can contain in the oil when the filling of current oil, after the oil was filled into the inside of oil storage tank, the oil gas bubble in the oil can come up gradually and fill in the upper end of oil storage tank, and the internal pressure of oil storage tank can be increased to this kind of condition, has also reduced the oil storage capacity of oil storage tank simultaneously, and we have designed an oil gas recovery unit for the oil filling for the upper end oil gas of oil storage tank for this reason.
Disclosure of Invention
The invention aims to solve the problem that oil gas at the upper end of an oil storage tank can reduce the oil storage capacity of the oil storage tank in the prior art, and provides an oil gas recovery device for petroleum filling.
In order to achieve the purpose, the invention adopts the following technical scheme:
the oil gas recovery device for petroleum filling comprises an oil storage tank, wherein a support column is fixedly welded at the top of the oil storage tank, a collection tank is fixedly welded at the top end of the support column, a first gas pressure pump is fixedly installed at the top end of the oil storage tank, an exhaust pipe is fixedly communicated between the first gas pressure pump and the oil storage tank, an exhaust pipe is fixedly communicated between the air pump and the collection tank, an inner tank body is fixedly welded inside the collection tank, the inner tank body divides the inside of the collection tank into an inner chamber and an outer chamber, the exhaust pipe is communicated with the inner chamber, a pipeline is fixedly communicated with the top end of the inner tank body, a pressure balance mechanism is arranged at the opening at the top of the pipeline, a second gas pressure pump is fixedly installed at the top of the collection tank, a pressure pipeline is fixedly communicated between the second gas pressure pump and the collection tank, and the, the fixed intercommunication in bottom of collecting box has the oil gas pipe, the valve is installed in the matching on the oil gas pipe.
Preferably, a check valve is arranged on the exhaust pipe.
Preferably, the collecting box and the inner box body are made of tungsten steel materials.
Preferably, the inner wall of the collection box and the inner and outer side walls of the inner box body are both sprayed with insulating coatings.
Preferably, the pressure balancing mechanism comprises an elastic telescopic rod fixedly connected to the top end inside the collecting box, a round cover is fixedly connected to the bottom end of the elastic telescopic rod, a plurality of through holes distributed at equal angles are formed in the annular peripheral wall of the round cover, and holes are formed in the top end of the pipeline.
Preferably, the elasticity telescopic link includes a slip sleeve and a slip cavity section of thick bamboo, a slip cavity section of thick bamboo slides and sets up in the inside of a slip sleeve, the inside of a slip sleeve and a slip cavity section of thick bamboo is provided with the spring, the both ends of spring respectively with the inner wall fixed connection of a slip sleeve and a slip cavity section of thick bamboo, spacing setting between a slip sleeve and the slip cavity section of thick bamboo.
Preferably, a sealing gasket is fixedly adhered to the inner wall of the round cover.
Preferably, the first gas pressurizing pump and the second gas pressurizing pump are both provided with pressure gauges in a matching manner.
Preferably, the inner wall of the collecting box where the outer cavity is located is fixedly connected with a pull rod, the bottom end of the pull rod is fixedly connected with a square box, a through hole is formed in the vertical side wall of the square box, and a drying agent is filled in the square box.
The oil gas recovery device for petroleum filling provided by the invention has the beneficial effects that: according to the oil gas recovery device for petroleum filling, the collecting box is arranged at the top end of the oil storage tank, and oil gas at the upper end of the oil storage tank is extracted and sent into the collecting box through the first gas pressure pump, so that the pressure inside the oil storage tank is reduced, the oil storage capacity of the oil storage tank is increased, and the defect that the oil gas at the upper end of the oil storage tank can reduce the oil storage capacity of the oil storage tank in the prior art is overcome; in addition, the inner cavity and the outer cavity are formed by dividing the inside of the collecting box, the pressure of the inner cavity is always greater than the pressure of the outer cavity, even if the plate cannot bear the pressure change of oil gas, the plate inside is broken first, the oil gas in the inner cavity enters the outer cavity at the moment, and cannot enter the air, so that the problem that the oil gas leaks from the single-layer collecting box is solved, the safety of the collecting device is greatly improved, the beneficial effect is obvious, and the collecting device is suitable for popularization.
Drawings
FIG. 1 is a schematic view of a connecting structure of an oil storage tank and a collecting box of an oil gas recovery device for petroleum filling according to the present invention;
FIG. 2 is a schematic sectional view of a collecting box of the oil-gas recovery device for petroleum filling according to the present invention;
FIG. 3 is an enlarged view of the part A of FIG. 2;
fig. 4 is a schematic structural view of a section of an elastic telescopic rod of the oil gas recovery device for petroleum filling provided by the invention.
In the figure: the device comprises an oil storage tank 1, a support column 2, a collection box 3, a first gas pressure pump 4, an exhaust tube 5, an exhaust tube 6, an inner box 7, an inner cavity 8, an outer cavity 9, a pipeline 10, a second gas pressure pump 11, a pressurized pipeline 12, an oil-gas tube 13, a valve 14, a check valve 15, an elastic telescopic rod 16, a round cover 17, a through hole 18, a hole 19, a sliding sleeve 20, a sliding hollow cylinder 21, a spring 22, a sealing gasket 23, a pull rod 24, a square box 25 and an air hole 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an oil gas recovery unit for oil filling, including oil storage tank 1, 1 top fixed welding of oil storage tank has support column 2, the top fixed welding of support column 2 has collecting box 3, the top fixed mounting of oil storage tank 1 has first gas force (forcing) pump 4, fixed intercommunication has exhaust tube 5 between first gas force (forcing) pump 4 and the oil storage tank 1, fixed intercommunication has blast pipe 6 between air pump 4 and the collecting box 3, be provided with check valve 15 on the blast pipe 6, the purpose of the check valve 15 of setting is in order to ensure that the oil gas in the collecting box 3 can not flow backwards and damage first gas force (forcing) pump 4, first gas force (forcing) pump 4 with the oil gas extraction of 1 upper end of oil storage tank and send into in collecting box 3, make the inside pressure of oil storage tank 1 reduce, the oil storage capacity of oil storage tank 1.
In the invention, an inner box body 7 is fixedly welded in the collecting box 3, the inner box body 7 divides the interior of the collecting box 3 into an inner cavity 8 and an outer cavity 9, an exhaust pipe 6 is communicated with the inner cavity 8, the top end of the inner box body 7 is fixedly communicated with a pipeline 10, a pressure balancing mechanism is arranged at the opening of the top of the pipeline 10, the pressure balancing mechanism comprises an elastic telescopic rod 16 fixedly connected with the top end of the interior of the collecting box 3, the elastic telescopic rod 16 comprises a sliding sleeve 20 and a sliding hollow cylinder 21, the sliding hollow cylinder 21 is slidably arranged in the sliding sleeve 20, springs 22 are arranged in the sliding sleeve 20 and the sliding hollow cylinder 21, two ends of each spring 22 are respectively and fixedly connected with the inner walls of the sliding sleeve 20 and the sliding hollow cylinder 21, a sealing gasket 23 is fixedly adhered on the inner wall of the round cover 17, the bottom end of the elastic telescopic rod 16 is fixedly connected with the round cover 17, a, the top end of the pipeline 10 is provided with a hole 19, a sealing gasket 23 can increase the sealing performance between the round cover 17 and the pipeline 10, when the gas pressure in the inner cavity 8 is smaller than the gas pressure in the outer cavity 9, the elastic telescopic rod 16 presses the round cover 17 to enable the round cover 17 to be in sealed contact with the pipeline 10, when the gas pressure in the inner cavity 8 is larger than the gas pressure in the outer cavity 9 and the sum of the elasticity of the elastic telescopic rod 16 and the gravity of the round cover 17, oil gas in the inner cavity 8 presses the elastic telescopic rod 16 to shrink, so that the round cover 17 is separated from the pipeline 10, the oil gas in the inner cavity 8 enters the outer cavity 9 at the moment, the gas pressure in the inner cavity 8 is reduced until the gas pressure in the inner cavity 8 is not enough to jack up the round.
The top of the collecting box 3 is fixedly provided with a second gas pressure pump 11, a pressure pipeline 12 is fixedly communicated between the second gas pressure pump 11 and the collecting box 3, the pressure pipeline 12 is communicated with the outer cavity 9, the first gas pressure pump 4 pumps oil gas in the oil storage tank 1 into the inner cavity 8, when the gas pressure in the inner cavity 8 is enough to jack up the round cover 17, the through hole 18 is communicated with the hole 19, the gas in the inner cavity 8 is discharged into the outer cavity 9 through the pipeline 10, the hole 19 and the through hole 18 in sequence until the gas pressure in the inner cavity 8 is not enough to jack up the round cover 17, the through hole 18 and the hole 19 are in an open circuit state at the moment, in addition, the second gas pressure pump 11 can also compress the oil gas in the outer cavity 9 to increase the oil gas storage amount of the outer cavity 9, indirectly reduce the volume of the collecting box 3, in addition, the setting value of the second gas pressure pump 11 is always smaller than the setting value of the first gas pressure pump 4, the oil gas in the inner cavity 8 can smoothly enter the outer cavity 9.
In the invention, the bottom of the collecting box 3 is fixedly communicated with an oil-gas pipe 13, the oil-gas pipe 13 is provided with a valve 14 in a matching manner, the oil-gas pipe 13 is used for discharging oil gas collected in the collecting box 3 and reasonably planning and utilizing the oil gas, the energy utilization rate is improved, the first gas pressure pump 4 and the second gas pressure pump 11 are respectively provided with a pressure gauge in a matching manner, the pressure gauges can conveniently observe the pressure values of the inner cavity 8 and the outer cavity 9 in real time, the collecting device can be safely and stably carried out, the collecting box 3 and the inner box 7 are made of tungsten steel, the hardness of the tungsten steel is high, the collecting box 3 and the inner box 7 can bear the pressure change of the oil gas, the inner wall of the collecting box 3 and the inner and outer side walls of the inner box 7 are respectively sprayed with insulating coatings, the safety of the collecting device.
According to the oil gas collection device, the pull rod 24 is fixedly connected to the inner wall of the collection box 3 where the outer cavity 9 is located, the square box 25 is fixedly connected to the bottom end of the pull rod 24, the air hole 26 is formed in the vertical side wall of the square box 25, the drying agent is filled in the square box 25, and the square box 25 filled with the drying agent is fixedly arranged in the outer cavity 9, so that moisture in oil gas can be absorbed, and the product quality of the oil gas is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The oil gas recovery device for petroleum filling comprises an oil storage tank (1) and is characterized in that a support column (2) is fixedly welded at the top of the oil storage tank (1), a collecting tank (3) is fixedly welded at the top end of the support column (2), a first gas pressure pump (4) is fixedly installed at the top end of the oil storage tank (1), an exhaust pipe (5) is fixedly communicated between the first gas pressure pump (4) and the oil storage tank (1), an exhaust pipe (6) is fixedly communicated between the gas pump (4) and the collecting tank (3), an inner box body (7) is fixedly welded inside the collecting tank (3), the inner box body (7) divides the inside of the collecting tank (3) into an inner cavity (8) and an outer cavity (9), the exhaust pipe (6) is communicated with the inner cavity (8), and a pipeline (10) is fixedly communicated at the top end of the inner box body (7), pipeline (10) open-top portion is provided with pressure balance mechanism, the top fixed mounting of collecting box (3) has the gaseous force (forcing) pump of second (11), fixed intercommunication has pressurization pipeline (12) between the gaseous force (forcing) pump of second (11) and collecting box (3), pressurization pipeline (12) and exocoel (9) intercommunication set up, the fixed intercommunication in bottom of collecting box (3) has oil gas pipe (13), valve (14) are installed in the matching on oil gas pipe (13).
2. The oil and gas recovery device for oil and gas filling according to claim 1, wherein a check valve (15) is arranged on the exhaust pipe (6).
3. The oil and gas recovery device for oil and gas filling according to claim 1, wherein the collection box (3) and the inner box body (7) are made of tungsten steel material.
4. The oil and gas recovery device for oil and gas filling according to claim 1, wherein the inner wall of the collection box (3) and the inner and outer side walls of the inner box body (7) are coated with insulating coatings.
5. The oil-gas recovery device for oil filling according to claim 1, wherein the pressure balancing mechanism comprises an elastic telescopic rod (16) fixedly connected to the top end inside the collection box (3), a round cover (17) is fixedly connected to the bottom end of the elastic telescopic rod (16), a plurality of through holes (18) distributed at equal angles are formed in the annular peripheral wall of the round cover (17), and a hole (19) is formed in the top end of the pipeline (10).
6. The oil and gas recovery device for oil and gas filling according to claim 5, wherein the elastic telescopic rod (16) comprises a sliding sleeve (20) and a sliding hollow cylinder (21), the sliding hollow cylinder (21) is slidably arranged inside the sliding sleeve (20), a spring (22) is arranged inside the sliding sleeve (20) and the sliding hollow cylinder (21), and two ends of the spring (22) are fixedly connected with the inner walls of the sliding sleeve (20) and the sliding hollow cylinder (21) respectively.
7. The oil and gas recovery device for oil filling according to claim 5, wherein a sealing gasket (23) is fixedly adhered to the inner wall of the round cover (17).
8. The oil and gas recovery device for oil and gas filling according to claim 1, wherein the first gas pressure pump (4) and the second gas pressure pump (11) are respectively provided with a pressure gauge in a matching manner.
9. The oil and gas recovery device for oil filling according to claim 1, wherein a pull rod (24) is fixedly connected to the inner wall of the collection box (3) where the outer cavity (9) is located, a square box (25) is fixedly connected to the bottom end of the pull rod (24), an air hole (26) is formed in the vertical side wall of the square box (25), and a drying agent is filled in the square box (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011641542.9A CN112707054A (en) | 2020-12-31 | 2020-12-31 | Oil gas recovery device for petroleum filling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011641542.9A CN112707054A (en) | 2020-12-31 | 2020-12-31 | Oil gas recovery device for petroleum filling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112707054A true CN112707054A (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011641542.9A Pending CN112707054A (en) | 2020-12-31 | 2020-12-31 | Oil gas recovery device for petroleum filling |
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| Country | Link |
|---|---|
| CN (1) | CN112707054A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117360981A (en) * | 2023-12-07 | 2024-01-09 | 万达集团股份有限公司 | Ethylene tar storage device with exhaust treatment |
-
2020
- 2020-12-31 CN CN202011641542.9A patent/CN112707054A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117360981A (en) * | 2023-12-07 | 2024-01-09 | 万达集团股份有限公司 | Ethylene tar storage device with exhaust treatment |
| CN117360981B (en) * | 2023-12-07 | 2024-03-01 | 万达集团股份有限公司 | Ethylene tar storage device with exhaust treatment |
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