CN116654858A - Oil gas recovery detector - Google Patents
Oil gas recovery detector Download PDFInfo
- Publication number
- CN116654858A CN116654858A CN202310920067.6A CN202310920067A CN116654858A CN 116654858 A CN116654858 A CN 116654858A CN 202310920067 A CN202310920067 A CN 202310920067A CN 116654858 A CN116654858 A CN 116654858A
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- 238000011084 recovery Methods 0.000 title claims abstract description 57
- 238000003860 storage Methods 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims description 105
- 238000007789 sealing Methods 0.000 claims description 32
- 238000005259 measurement Methods 0.000 claims description 18
- 238000001514 detection method Methods 0.000 abstract description 39
- 238000000034 method Methods 0.000 abstract description 18
- 238000010586 diagram Methods 0.000 description 9
- 239000000446 fuel Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/42—Filling nozzles
- B67D7/54—Filling nozzles with means for preventing escape of liquid or vapour or for recovering escaped liquid or vapour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
- B67D7/06—Details or accessories
- B67D7/42—Filling nozzles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
- G01F25/17—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters using calibrated reservoirs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Sampling And Sample Adjustment (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention belongs to the technical field of oil gas detection, in particular to an oil gas recovery detector, which aims at solving the problem that oil gas in a metering barrel cannot be thoroughly removed in a single detection process and can remain in the metering barrel to influence the detection result of a next oil gun so that the detection data of an oil gas ratio is inaccurate. According to the oil gas recovery detector disclosed by the invention, oil gas in the metering barrel can be pumped out and stored in the gas storage tank, so that the phenomenon that the oil gas remains in the metering barrel to influence the oil gas detection results of other follow-up oil guns after the oil gas ratio of a single oil gun is detected is avoided, and the accuracy of the oil gun oil gas ratio detection results is improved.
Description
Technical Field
The invention relates to the technical field of oil gas detection, in particular to an oil gas recovery detector.
Background
The gasoline has strong volatility, is extremely easy to burn, oil gas and air can form an explosive mixture, and is extremely easy to burn and explode when meeting open fire and high heat, and along with the implementation of new national laws and regulations in the aspects of safety production and environmental protection, the oil station is required to periodically complete the self-monitoring and record of the gas-liquid ratio of the oil gas recovery of the gas station, so that the oil gas concentration of the oil station on the oil filling site is ensured, the oil gas concentration of the oil station on the oil filling site cannot reach the explosion limit of the gasoline, further the potential safety hazards such as fire and explosion are eliminated, and therefore, the standard metering barrel with specific capacity can be used for carrying out the self-calibration tank-returning operation of the flowmeter every half month of the gas station.
In order to improve the detection efficiency of filling station, can set up extra storage oil tank in order to conveniently carry out the detection of a plurality of oil guns simultaneously, and in the single testing process, the oil gas in the measurement bucket can not thoroughly clear away, can remain in the measurement bucket and influence the testing result of next oil gun for the detection data of oil gas ratio is inaccurate.
Disclosure of Invention
The invention discloses an oil gas recovery detector, which aims to solve the technical problem that oil gas in a metering barrel cannot be thoroughly removed in a single detection process in the background technology and can remain in the metering barrel to influence the detection result of a next oil gun, so that the detection data of an oil gas ratio is inaccurate.
The invention provides an oil gas recovery detector which comprises a metering barrel, wherein a liquid outlet pipe is arranged below the metering barrel, a two-way connector is fixedly connected to the lower side of the liquid outlet pipe, the two-way connector comprises an air outlet and a liquid outlet, self-control valves are arranged on the air outlet and the liquid outlet, an oil gas recovery assembly is arranged on the air outlet, the oil gas recovery assembly comprises an air storage tank, an inlet end and an outlet end are arranged on the air storage tank, the inlet end is fixedly connected with an air inlet seat, the outlet end is fixedly connected with a recovery pipe, an air gauge is arranged on the air inlet seat, an air pipe is fixedly connected to the air inlet seat, the other end of the air pipe is fixedly connected with an air transmission hose, the other end of the air transmission hose is fixedly connected with the air outlet, and one end, close to the air inlet seat, of the air transmission hose is fixedly connected with a miniature air pump.
Through being provided with the oil gas recovery assembly, the oil gas in the metering barrel can be pumped out and stored in the gas storage tank by utilizing the oil gas recovery assembly, so that the influence of the oil gas remained in the metering barrel on the oil gas detection results of other follow-up oil guns (the oil gas in the metering barrel is easy to discharge, the whole weight of the oil gas is lighter and can be remained in the metering barrel in a large amount, and therefore, when the follow-up oil gun is detected, the oil gas value of the metering barrel is higher), and the accuracy of the oil gas ratio detection results of the oil guns is improved; the two-way connector is provided with an air outlet and a liquid outlet, and is provided with an independent self-control valve, so that negative pressure backflow of gasoline can be avoided in the oil gas extraction process; the barometer can monitor the oil gas volume of the gas storage tank, so that excessive oil gas storage is avoided; the recovery pipe of gas holder is connected with outside pipeline, opens the valve of recovery pipe after accomplishing, and the oil gas in the gas holder is carried to corresponding storage chamber in, and the measurement bucket is separately stored oil gas and petrol after detecting, is convenient for follow-up to the recovery of oil gas and petrol.
In a preferred scheme, a bottom plate is arranged below the metering barrel, a placing seat is fixedly connected to the upper side of the bottom plate, an air storage tank is fixedly connected with the inner wall of the placing seat, four symmetrical supporting frames are fixedly connected to the upper side of the bottom plate, and a top plate is fixedly connected to the upper side of the supporting frames; the upside fixedly connected with two supporting seats of roof, two supporting seats are located the both sides of measurement bucket and are symmetrical distribution, and two symmetrical side seats of fixedly connected with on the measurement bucket, all seted up the round hole on two side seats, opposite one side all is provided with the lug on two supporting seats, swing joint between two supporting seats and two side seats respectively, all seted up the screw hole on two supporting seats, the inside of two screw holes all is connected with the locking position spin through the inner wall screw thread rotation.
Through the support frame, the side seat and the locking rotary bolt, in the process of detecting the oil-gas ratio, the metering barrel is fixed between the two support seats by rotating the locking rotary bolt, so that the metering barrel is prevented from shaking in the process of detecting; when detecting the back and discharging the operation to the petrol in the measurement bucket, reverse rotation locking bolt, measurement bucket are in active state, and at this moment in the in-process of removing to other nozzle positions, because of the holistic removal of device, the measurement bucket can change motion state and be in slight rocking, can accelerate the discharge of the petrol in the measurement bucket, avoids the circumstances that petrol remains in the measurement bucket.
In a preferred scheme, the upside fixedly connected with oil storage tank of bottom plate, the oil storage tank is located between four strut, and the liquid inlet has been seted up to the upside of oil storage tank, and the inside fixedly connected with feed liquor pipe of liquid inlet, the other end fixedly connected with feed liquor hose of feed liquor pipe, fixedly connected with between the other end of feed liquor hose and the liquid outlet, and the leakage fluid dram has been seted up to the downside of oil storage tank, the inside fixedly connected with leakage fluid dram of leakage fluid dram.
Through being provided with oil storage tank, feed liquor hose and fluid-discharge tube, the volume of oil storage tank is great, can satisfy the detection demand of all fuel guns in the filling station, and the fluid-discharge tube department of oil storage tank is provided with the valve, after accomplishing all fuel guns and detect, the fluid-discharge tube switch-on pipe carries out the liquid operation that returns of petrol.
In a preferred scheme, a liquid adding port is formed in the upper side of the metering barrel, a liquid dropping pipe is fixedly connected to the inside of the liquid adding port, a top box is fixedly connected to the top end of the liquid dropping pipe, a round hole is formed in the side part of the top box, a liquid inlet is fixedly connected to the inside of the round hole, a round hole is formed in the upper side of the top box, and a gas return port is fixedly connected to the inside of the round hole; the liquid inlet is provided with a control valve, the top end of the liquid inlet is fixedly connected with a liquid adding pipe, and the liquid adding pipe is provided with an oil gun sealing assembly; the oil gun sealing assembly comprises a sealing seat and a rubber sleeve, wherein the rubber sleeve is positioned at the top end of the liquid adding pipe, the sealing seat is arranged on the liquid adding pipe, the sealing seat is internally provided with a cylindrical cavity, an inner box is fixedly connected with the cavity, an air bag is arranged on the inner box and is annular, an automatic control air pump is fixedly connected to the outside of the sealing seat, the automatic control air pump is connected with the air bag through a hose, a plurality of supports are arranged in the air bag and are distributed at equal intervals, one ends of the supports are fixedly connected with the inner wall of the inner box, the other ends of the supports are fixedly connected with a top, the top is fixedly connected with the inner wall of the air bag, symmetrical turning rods are arranged on the supports, movable connection is arranged between the turning rods on the same side, and the two independent ends of the supports are fixedly connected with guide springs.
The oil gun sealing assembly is arranged, and the oil gun sealing assembly wraps and extrudes the oil gun opening outside the oil gun opening by using the expansion air bag, so that the oil gun opening and the liquid adding pipe form a sealed environment, and the phenomenon that oil gas overflows due to gaps between the oil gun opening and the inner wall of the liquid adding pipe in the subsequent oil adding process is avoided, and the accuracy of an oil-gas ratio detection result is affected; the rubber sleeve is contacted with and coated on the tail end of the gun mouth of the oil gun, so that the sealing effect between the liquid adding pipe and the oil gun can be further improved; in the air bag expansion process, the guide spring can provide thrust to two end pieces of the support, so that two adjacent overturning rods mutually overturn, the support is expanded, the top pushes and presses the inner wall of the air bag, the expansion direction of the air bag is guided, and the outer wall of the air bag is fully contacted with and coated on the outer wall of a gun mouth of the oil gun.
In a preferred scheme, the round hole has been seted up to the upside of measurement bucket, and the inside fixedly connected with of round hole overflows the trachea, and the one end fixedly connected with gas flowmeter of overflows the trachea is provided with the numerical display on the gas flowmeter, and gas flowmeter's the other end fixedly connected with muffler, and fixedly connected with between the other end and the return air mouth of muffler.
After the preset oil quantity is added to the metering barrel, the control valve is closed, oil gas in the metering barrel can enter the gas flow meter from the overflow pipe and then enter the top box through the gas return pipe, and the oil gas value can be displayed in a digital form on the numerical display screen; the range of the preset oil gas value on the gas flowmeter can be displayed on the numerical display screen, and the detected oil gas value can be directly compared with the preset oil gas value to see whether the detected oil gas value is in the standard interval or not.
In a preferred scheme, a built-in plate is arranged below the bottom plate, a hydraulic cylinder is fixedly connected to the upper side of the built-in plate, the other end of the hydraulic cylinder is fixedly connected with the lower side of the bottom plate, two symmetrical supporting platforms are fixedly connected to the upper side of the built-in plate, and the supporting platforms are positioned outside the hydraulic cylinder; the lower part of built-in board is provided with the base, four two symmetrical rectangular grooves have all been seted up to the upside of base and the downside of built-in board, fixedly connected with attenuator between two upper and lower rectangular grooves, four locking universal wheels of downside fixedly connected with of base, four locking universal wheels are two liang symmetrical distribution, and are close to one side of gas holder on the base and are provided with two convex rectangular pieces, are provided with the push rod between two rectangular pieces, are provided with the rubber pad on the push rod.
By arranging the hydraulic cylinder and the damper, when the oil is discharged from the oil storage tank after detection is finished, the hydraulic cylinder is started to extend so that the whole oil storage tank is lifted, and the liquid level difference is improved so as to facilitate the transfer effect of gasoline; the damper can play a role in buffering and damping, and stability of the device in the moving and detecting processes is improved.
Therefore, the oil gas recovery detector provided by the invention can be used for pumping oil gas in the metering barrel into the gas storage tank, so that the influence of the oil gas remaining in the metering barrel on the oil gas detection results of other follow-up oil guns after the detection of the oil gas ratio of a single oil gun is avoided (the oil gas in the metering barrel is easy to discharge, the whole weight of the oil gas is lighter and can be largely reserved in the metering barrel, and thus the oil gas value of the metering barrel is higher when the follow-up oil gun is detected), and the accuracy of the oil gas ratio detection results of the oil gun is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an oil and gas recovery detector according to the present invention;
FIG. 2 is a schematic diagram of a metering barrel of an oil and gas recovery detector according to the present invention;
FIG. 3 is a schematic diagram of a two-way connector of an oil and gas recovery detector according to the present invention;
FIG. 4 is a schematic diagram of an oil gas recovery assembly of the oil gas recovery detector according to the present invention;
FIG. 5 is a schematic diagram of a structure of an oil tank of an oil and gas recovery detector according to the present invention;
FIG. 6 is a schematic diagram showing the structure of the top of the metering barrel of the oil gas recovery detector according to the present invention;
fig. 7 is a schematic structural diagram of a top box of an oil gas recovery detector according to the present invention;
FIG. 8 is a schematic diagram of the internal structure of a seal seat of an oil and gas recovery detector according to the present invention;
fig. 9 is a schematic diagram of a base structure of an oil gas recovery detector according to the present invention.
In the figure: 1. a metering barrel; 2. a liquid discharging pipe; 3. a two-way connector; 4. an air outlet; 5. a liquid outlet; 6. an oil and gas recovery assembly; 601. a gas storage tank; 602. an air inlet seat; 603. a recovery pipe; 604. an air pressure gauge; 605. a gas pipe; 606. a gas hose; 607. a micro air pump; 7. a bottom plate; 8. a placement seat; 9. a supporting frame; 10. a top plate; 11. a support base; 12. a side seat; 13. locking the rotary bolt; 14. an oil storage tank; 15. a liquid inlet pipe; 16. a liquid discharge pipe; 17. a liquid inlet hose; 18. a liquid dropping pipe; 19. a top box; 20. a liquid inlet; 21. an air return port; 22. a control valve; 23. a liquid adding tube; 24. an oil gun seal assembly; 2401. a sealing seat; 2402. a rubber sleeve; 2403. an inner case; 2404. an air bag; 2405. a support; 2406. a plug; 2407. turning over the rod; 2408. a guide spring; 2409. an automatic control air pump; 25. an overflow pipe; 26. a gas flow meter; 27. a numerical display screen; 28. an air return pipe; 29. a built-in plate; 30. a support; 31. a hydraulic cylinder; 32. a base; 33. a damper; 34. locking the universal wheel; 35. a push rod; 36. and a rubber pad.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
The oil gas recovery detector disclosed by the invention is mainly applied to a scene that oil gas in a metering barrel cannot be thoroughly removed in a single detection process and can remain in the metering barrel to influence the detection result of the next oil gun, so that the detection data of the oil gas ratio is inaccurate.
Referring to fig. 1-9, an oil gas recovery detector, including measuring bucket 1, measuring bucket 1's below is provided with down liquid pipe 2, and the downside of liquid pipe 2 is through bolted connection there is bi-pass connector 3, bi-pass connector 3 includes gas outlet 4 and liquid outlet 5, all be provided with the automatic control valve on gas outlet 4 and the liquid outlet 5, and be provided with oil gas recovery subassembly 6 on the gas outlet 4, oil gas recovery subassembly 6 includes gas holder 601, be provided with inlet end and discharge end on the gas holder 601, the inlet end has inlet seat 602 through bolted connection, and the discharge end has recovery pipe 603 through bolted connection, be provided with barometer 604 on the inlet seat 602, and there is air pipe 605 through bolted connection on the inlet seat 602, the other end of air pipe 605 has air hose 606 through bolted connection, through bolted connection between the other end of air hose 606 and the gas outlet 4, and the one end that is close to inlet seat 602 on the air pipe 605 has miniature air pump 607 through bolted connection.
Specifically, after detecting the gas-liquid ratio of a single oil gun, opening the valve of the liquid outlet 5 on the double-way connector 3 to empty the gasoline in the metering barrel 1, then closing the valve of the liquid outlet 5, opening the valve of the air outlet 4, starting the oil gas recovery assembly 6 to recover the oil gas in the metering barrel 1 so that the metering barrel 1 is in a cavity state, and operating the oil gas recovery assembly 6: after the micro air pump 607 is started, the oil gas in the metering barrel 1 enters the air inlet seat 602 through the air hose 606 and the air pipe 605, and the oil gas is stored in the air storage tank 601;
in a specific application scene, the oil gas recovery assembly 6 is suitable for a recovery link of oil gas in the metering barrel 1, namely, the oil gas in the metering barrel 1 can be pumped and stored in the gas storage tank 601 by utilizing the oil gas recovery assembly 6, so that the influence of the oil gas remained in the metering barrel 1 on the oil gas detection results of other follow-up oil guns after the oil gas ratio detection of a single oil gun (the oil gas in the metering barrel 1 is easy to discharge, the whole weight of the oil gas is lighter, and a large amount of oil gas remains in the metering barrel 1, so that the oil gas value of the metering barrel 1 is higher when the follow-up oil gun detection is caused), and the accuracy of the oil gas ratio detection results of the oil gun is improved; the two-way connector 3 is provided with the air outlet 4 and the liquid outlet 5, and is provided with an independent self-control valve, so that the negative pressure backflow of gasoline can be avoided in the oil gas extraction process; the barometer 604 can monitor the volume of oil gas in the gas storage tank 601 to avoid excessive oil gas storage;
it should be noted that, the metering barrel 1 separately stores the oil gas and the gasoline after detection, so as to be convenient for the subsequent recovery of the oil gas and the gasoline.
Referring to fig. 1, 2 and 9, a bottom plate 7 is arranged below the metering barrel 1, a placement seat 8 is connected to the upper side of the bottom plate 7 through bolts, an air storage tank 601 is connected with the inner wall of the placement seat 8 through bolts, four symmetrical supporting frames 9 are connected to the upper side of the bottom plate 7 through bolts, and a top plate 10 is connected to the upper side of the supporting frames 9 through bolts; the upside of roof 10 has two supporting seats 11 through bolted connection, two supporting seats 11 are located the both sides of measuring bucket 1 and are symmetrical distribution, and have two symmetrical side seats 12 through bolted connection on the measuring bucket 1, all seted up the round hole on two side seats 12, opposite one side all is provided with the lug on two supporting seats 11, rotate through the bearing between two supporting seats 11 respectively and two side seats 12 and be connected, all offer the screw hole on two supporting seats 11, the inside of two screw holes is all connected with locking position spin 13 through inner wall screw thread rotation.
Specifically, in the process of detecting the oil-gas ratio, the metering barrel 1 is fixed between the two supporting seats 11 by rotating the locking rotary bolt 13, so that the metering barrel 1 is prevented from shaking in the process of detecting; when detecting the back and carrying out the operation of discharging to the petrol in the measurement bucket 1, counter-rotating locking rotary bolt 13, measurement bucket 1 are in the active state, and at this moment in the in-process of removing to other nozzle positions, because of the holistic removal of device, measurement bucket 1 can change the motion state and be in slight rocking, can accelerate the discharge of petrol in the measurement bucket 1, avoids the circumstances that petrol remains in the measurement bucket 1 to appear.
Referring to fig. 1, 2 and 5, the upper side of the bottom plate 7 is connected with an oil storage tank 14 through bolts, the oil storage tank 14 is located between four brackets 9, the upper side of the oil storage tank 14 is provided with a liquid inlet, the inside of the liquid inlet is connected with a liquid inlet pipe 15 through bolts, the other end of the liquid inlet pipe 15 is connected with a liquid inlet hose 17 through bolts, the other end of the liquid inlet hose 17 is connected with a liquid outlet 5 through bolts, and the lower side of the oil storage tank 14 is provided with a liquid outlet, and the inside of the liquid outlet is connected with a liquid outlet pipe 16 through bolts.
Specifically, the volume of the oil storage tank 14 is large, so that the detection requirements of all the oil guns in the gas station can be met, a valve is arranged at the liquid discharge pipe 16 of the oil storage tank 14, and after all the oil guns are detected, the liquid discharge pipe 16 is connected with a guide pipe for returning liquid of gasoline.
Referring to fig. 1, 6, 7, 8 and 9, a liquid filling port is formed in the upper side of the metering barrel 1, a liquid dropping pipe 18 is connected to the inside of the liquid filling port through a bolt, a top box 19 is connected to the top end of the liquid dropping pipe 18 through a bolt, a round hole is formed in the side portion of the top box 19, a liquid inlet 20 is connected to the inside of the round hole through a bolt, a round hole is formed in the upper side of the top box 19, and an air return port 21 is connected to the inside of the round hole through a bolt; the liquid inlet 20 is provided with a control valve 22, the top end of the liquid inlet 20 is connected with a liquid adding pipe 23 through a bolt, and the liquid adding pipe 23 is provided with an oil gun sealing assembly 24; the oil gun sealing assembly 24 comprises a sealing seat 2401 and a rubber sleeve 2402, the rubber sleeve 2402 is located at the top end of the liquid adding pipe 23, the sealing seat 2401 is located on the liquid adding pipe 23, a cylindrical cavity is formed in the sealing seat 2401, an inner box 2403 is connected to the cavity through a bolt, an air bag 2404 is arranged on the inner box 2403, the air bag 2404 is annular, an automatic control air pump 2409 is connected to the outside of the sealing seat 2401 through a bolt, the automatic control air pump 2409 is connected with the air bag 2404 through a hose, a plurality of supports 2405 are arranged in the air bag 2404, the supports 2405 are distributed at equal intervals in circumference, one end of each support 2405 is connected with the inner wall of the inner box 2403 through a bolt, a plug 2406 is bonded between the plug 2406 and the inner wall of the air bag 2404, symmetrical overturning rods 2407 are arranged on the supports 2405, the overturning rods 2407 on the same side are connected through bearings in a rotating mode, the overturning rods 2407 are connected with the supports 2405 through bearings in a rotating mode, and the two independent ends of the supports 2405 are connected with guide springs 2408 through bolts.
Specifically, the muzzle of the oil gun is inserted into the liquid adding pipe 23, the oil gun is sealed by adopting the oil gun sealing assembly 24, then the control valve 22 is opened, the oil gun is subjected to oiling operation, and the gasoline enters the metering barrel 1 through the top box 19 and the liquid dropping pipe 18 until the gasoline in the metering barrel 1 reaches a preset value, and the sealing link is as follows: the gun nozzle of the oil gun is inserted and then the position is adjusted, then the self-control air pump 2409 is started, the self-control air pump 2409 fills the external air into the inner box 2403, and the air bag 2404 is inflated so as to wrap and squeeze the gun nozzle of the oil gun from the outside, thereby completing sealing;
in a specific application scene, the oil gun sealing assembly 24 is suitable for a sealing link after the oil gun is inserted into the liquid adding pipe 23, namely, the oil gun sealing assembly 24 wraps and extrudes the oil gun by using the expansion air bag 2404 outside the oil gun muzzle, so that the oil gun muzzle and the liquid adding pipe 23 form a sealed environment, and the problem that oil gas overflows due to gaps between the oil gun muzzle and the inner wall of the liquid adding pipe 23 in a subsequent oil adding process, and the accuracy of an oil-gas ratio detection result is influenced is avoided; the rubber boot 2402 is in contact with and covers the muzzle end of the fuel dispenser, and can further improve the sealing effect between the filler tube 23 and the fuel dispenser.
During the inflation of the airbag 2404, the guide spring 2408 provides thrust to the two end pieces of the support 2405, so that the two adjacent turnover rods 2407 turn over each other, the support 2405 is expanded, the plug 2406 pushes the inner wall of the airbag 2404, the inflation direction of the airbag 2404 is guided, and the outer wall of the airbag 2404 is fully contacted with and covered on the outer wall of the nozzle of the fuel gun.
Referring to fig. 1 and 6, a circular hole is formed in the upper side of the metering barrel 1, an overflow pipe 25 is connected to the inside of the circular hole through a bolt, a gas flowmeter 26 is connected to one end of the overflow pipe 25 through a bolt, a numerical display screen 27 is arranged on the gas flowmeter 26, an air return pipe 28 is connected to the other end of the gas flowmeter 26 through a bolt, and the other end of the air return pipe 28 is connected to the air return port 21 through a bolt.
Specifically, after adding a preset oil amount to the metering barrel 1, the control valve 22 is closed, oil gas in the metering barrel 1 enters the gas flowmeter 26 from the gas overflow pipe 25, then enters the top box 19 through the gas return pipe 28, and the oil gas value is displayed in a digital form on the numerical display screen 27; the range of the oil gas value can be preset on the gas flowmeter 26 and displayed on the numerical display screen 27, and the detected oil gas value can be directly compared with the preset oil gas value to see whether the detected oil gas value is in the standard interval or not.
Referring to fig. 1, 2, 6 and 9, a built-in plate 29 is provided under the bottom plate 7, a hydraulic cylinder 31 is connected to the upper side of the built-in plate 29 through bolts, the other end of the hydraulic cylinder 31 is connected to the lower side of the bottom plate 7 through bolts, two symmetrical supporting platforms 30 are connected to the upper side of the built-in plate 29 through bolts, and the supporting platforms 30 are located outside the hydraulic cylinder 31; the below of built-in plate 29 is provided with base 32, four two pair symmetrical rectangular grooves have all been seted up to the upside of base 32 and the downside of built-in plate 29, have attenuator 33 through bolted connection between two upper and lower rectangular grooves, the downside of base 32 has four locking universal wheels 34 through bolted connection, four locking universal wheels 34 are two pair symmetrical distribution, and be provided with two convex rectangular pieces on the base 32 near one side of gas holder 601, be provided with push rod 35 between two rectangular pieces, be provided with rubber pad 36 on the push rod 35.
Specifically, after the detection of all the oil guns is completed, the device is moved to an oil return position, a hydraulic cylinder 31 is started to extend to drive a bottom plate 7 to move upwards, the height of an oil storage tank 14 is lifted, an external pipeline is connected with a liquid discharge pipe 16, a valve of the liquid discharge pipe 16 is opened after the detection is completed, and oil in the oil storage tank 14 is conveyed back to an oil storage cavity of a gas station; when the oil is discharged from the oil storage tank 14 after detection is completed, the hydraulic cylinder 31 is started to extend so that the whole oil storage tank 14 is lifted, and the liquid level difference is improved so as to facilitate the transfer effect of gasoline; the damper 33 can play a role in buffering and damping, and stability in the moving and detecting processes of the device is improved.
Working principle: when in use, the measuring barrel 1 is fixed between the two supporting seats 11 by rotating the locking rotary bolt 13, and each pipeline of the device is connected and the corresponding valve is closed;
the gun mouth of the oil gun is inserted into the liquid adding pipe 23, the oil gun is sealed by adopting the oil gun sealing assembly 24, then the control valve 22 is opened, the oil gun is subjected to oil adding operation, and the gasoline enters the metering barrel 1 through the top box 19 and the liquid dropping pipe 18 until the gasoline in the metering barrel 1 reaches a preset value, and the sealing link is as follows: the gun nozzle of the oil gun is inserted into the inner box 2403, the self-control air pump 2409 is started, the self-control air pump 2409 fills the air outside the gun nozzle into the inner box 2403, the air bag 2404 is inflated to wrap and squeeze the gun nozzle from the outside of the gun nozzle of the oil gun, and sealing is completed (in the inflation process of the air bag 2404, the guide springs 2408 can provide thrust for two end pieces of the support 2405, so that two adjacent turnover rods 2407 mutually turn over, the support 2405 is expanded, the plug 2406 pushes the inner wall of the air bag 2404, the inflation direction of the air bag 2404 is guided, and the outer wall of the air bag 2404 is fully contacted with and wrapped with the outer wall of the gun nozzle of the oil gun); after adding a preset oil quantity to the metering barrel 1, closing the control valve 22, enabling oil gas in the metering barrel 1 to enter the gas flowmeter 26 from the gas overflow pipe 25, then entering the top box 19 through the gas return pipe 28, displaying the oil gas value in a digital form on the numerical display screen 27, and checking the oil gas ratio to obtain a detection result of the oil gun;
after the gas-liquid ratio of a single oil gun is detected, a valve of a liquid outlet 5 on the two-way connector 3 is opened to empty the gasoline in the metering barrel 1 (in the process, the reverse rotation locking rotary bolt 13 is used for enabling the metering barrel 1 to be in an active state, at the moment, in the process of moving to other oil gun positions, the metering barrel 1 can change the motion state to slightly shake and accelerate the discharge of the gasoline in the metering barrel 1 due to the integral movement of the device), then the valve of the liquid outlet 5 is closed, the valve of the air outlet 4 is opened, the oil gas recovery assembly 6 is started to recover the oil gas in the metering barrel 1 to enable the metering barrel 1 to be in a cavity state, and the oil gas recovery assembly 6 operates: after the micro air pump 607 is started, the oil gas in the metering barrel 1 enters the air inlet seat 602 through the air hose 606 and the air pipe 605, the oil gas is stored in the air storage tank 601, and the detection of the next oil gun is performed after the oil gas in the metering barrel 1 is removed;
after the detection of all the oil guns is completed, the device is moved to an oil return position, the hydraulic cylinder 31 is started to extend to drive the bottom plate 7 to move upwards, the height of the oil storage tank 14 is lifted, then an external pipeline is connected with the liquid discharge pipe 16, a valve of the liquid discharge pipe 16 is opened after the detection is completed, oil in the oil storage tank 14 is conveyed back into an oil storage cavity of a gas station, a recovery pipe 603 of the gas storage tank 601 is connected with the external pipeline, the valve of the recovery pipe 603 is opened after the detection is completed, and oil gas in the gas storage tank 601 is conveyed into a corresponding storage cavity.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides an oil gas recovery detector, includes measurement bucket (1), its characterized in that, the below of measurement bucket (1) is provided with down liquid pipe (2), and the downside fixedly connected with bi-pass connector (3) of liquid pipe (2), bi-pass connector (3) are including gas outlet (4) and liquid outlet (5), all are provided with automatic control valve on gas outlet (4) and liquid outlet (5), and are provided with oil gas recovery subassembly (6) on gas outlet (4), oil gas recovery subassembly (6) include gas holder (601), are provided with entrance end and discharge end on gas holder (601), entrance end fixedly connected with inlet seat (602), and discharge end fixedly connected with recovery pipe (603), be provided with barometer (604) on inlet seat (602), and fixedly connected with gas-supply pipe (605) on inlet seat (602), the other end fixedly connected with gas hose (606) of gas-supply pipe (605), between the other end and gas outlet (4) of gas hose (606), and be close to miniature air pump (602) on inlet seat (605) fixedly connected with air pump (602).
2. The oil gas recovery detector according to claim 1, wherein a bottom plate (7) is arranged below the metering barrel (1), a placement seat (8) is fixedly connected to the upper side of the bottom plate (7), the gas storage tank (601) is fixedly connected with the inner wall of the placement seat (8), four two-two symmetrical supporting frames (9) are fixedly connected to the upper side of the bottom plate (7), and a top plate (10) is fixedly connected to the upper side of the supporting frames (9).
3. The oil gas recovery detector according to claim 2, wherein the upper side of the top plate (10) is fixedly connected with two supporting seats (11), the two supporting seats (11) are symmetrically distributed on two sides of the metering barrel (1), two symmetrical side seats (12) are fixedly connected to the metering barrel (1), round holes are formed in the two side seats (12), protruding blocks are formed in opposite sides of the two supporting seats (11), the two supporting seats (11) are respectively and movably connected with the two side seats (12), threaded holes are formed in the two supporting seats (11), and locking rotary bolts (13) are connected to the inner portions of the two threaded holes through inner wall threads in a rotary mode.
4. The oil gas recovery detector according to claim 2, wherein the upper side of the bottom plate (7) is fixedly connected with an oil storage tank (14), the oil storage tank (14) is positioned between the four supporting frames (9), the upper side of the oil storage tank (14) is provided with a liquid inlet, the inside of the liquid inlet is fixedly connected with a liquid inlet pipe (15), the other end of the liquid inlet pipe (15) is fixedly connected with a liquid inlet hose (17), the other end of the liquid inlet hose (17) is fixedly connected with a liquid outlet (5), the lower side of the oil storage tank (14) is provided with a liquid outlet, and the inside of the liquid outlet is fixedly connected with a liquid outlet pipe (16).
5. The oil gas recovery detector according to claim 1, wherein the liquid filling opening is formed in the upper side of the metering barrel (1), a liquid dropping pipe (18) is fixedly connected to the inner part of the liquid filling opening, a top box (19) is fixedly connected to the top end of the liquid dropping pipe (18), a round hole is formed in the side part of the top box (19), a liquid inlet (20) is fixedly connected to the inner part of the round hole, a round hole is formed in the upper side of the top box (19), and a return air opening (21) is fixedly connected to the inner part of the round hole.
6. The oil gas recovery detector according to claim 5, wherein the liquid inlet (20) is provided with a control valve (22), the top end of the liquid inlet (20) is fixedly connected with a liquid adding pipe (23), and the liquid adding pipe (23) is provided with an oil gun sealing assembly (24).
7. The oil gas recovery detector according to claim 6, wherein the oil gun sealing assembly (24) comprises a sealing seat (2401) and a rubber sleeve (2402), the rubber sleeve (2402) is located at the top end of a liquid adding pipe (23), the sealing seat (2401) is located on the liquid adding pipe (23), a cylindrical cavity is formed in the sealing seat (2401), an inner box (2403) is fixedly connected with the inner box, an air bag (2404) is arranged on the inner box (2403), the air bag (2404) is annular, an automatic control air pump (2409) is fixedly connected to the outer part of the sealing seat (2401), the automatic control air pump (2409) is connected with the air bag (2404) through a hose, a plurality of supports (2405) are arranged in the air bag (2404), the supports (2405) are distributed at equal intervals in circumference, one end of each support (2405) is fixedly connected with the inner wall of the inner box (2403), a top (2406) is fixedly connected with the other end of each support (2405), the top (6) is fixedly connected with the inner wall of the air bag (2404) through a plurality of rotary rods (2407), and the two supports (2407) are fixedly connected with each other between the two independent rotary rods (2408) and each rotary rod (2407) is fixedly connected with one side of the rotary rod (2408).
8. The oil gas recovery detector according to claim 5, wherein a round hole is formed in the upper side of the metering barrel (1), an overflow pipe (25) is fixedly connected to the inside of the round hole, a gas flowmeter (26) is fixedly connected to one end of the overflow pipe (25), a numerical display screen (27) is arranged on the gas flowmeter (26), an air return pipe (28) is fixedly connected to the other end of the gas flowmeter (26), and the other end of the air return pipe (28) is fixedly connected to the air return port (21).
9. The oil gas recovery detector according to claim 2, wherein a built-in plate (29) is arranged below the bottom plate (7), a hydraulic cylinder (31) is fixedly connected to the upper side of the built-in plate (29), the other end of the hydraulic cylinder (31) is fixedly connected with the lower side of the bottom plate (7), two symmetrical supporting platforms (30) are fixedly connected to the upper side of the built-in plate (29), and the supporting platforms (30) are located outside the hydraulic cylinder (31).
10. The oil gas recovery detector according to claim 9, wherein a base (32) is arranged below the built-in plate (29), four rectangular grooves which are symmetrical in pairs are formed in the upper side of the base (32) and the lower side of the built-in plate (29), a damper (33) is fixedly connected between the upper rectangular groove and the lower rectangular groove, four locking universal wheels (34) are fixedly connected to the lower side of the base (32), the four locking universal wheels (34) are symmetrically distributed in pairs, two convex rectangular blocks are arranged on one side, close to the air storage tank (601), of the base (32), a push rod (35) is arranged between the two rectangular blocks, and a rubber pad (36) is arranged on the push rod (35).
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