CN204454553U - A kind of petroleum vapor recovery nozzle with self-sealing function with no pressure - Google Patents
A kind of petroleum vapor recovery nozzle with self-sealing function with no pressure Download PDFInfo
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- CN204454553U CN204454553U CN201520090702.3U CN201520090702U CN204454553U CN 204454553 U CN204454553 U CN 204454553U CN 201520090702 U CN201520090702 U CN 201520090702U CN 204454553 U CN204454553 U CN 204454553U
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Abstract
The utility model relates to a kind of petroleum vapor recovery nozzle with self-sealing function with no pressure, and this petroleum vapor recovery nozzle comprises connecting thread, air-path interface, rifle body, oil separator, grip, valve, trigger, needle roller, diaphragm, air register, self-packer with no pressure, check valve, oil outlet pipe.The technical scheme that the utility model provides is applicable to secondary oil gas recovery stage, self possesses self-sealing function with no pressure, be applicable to self-help type fuel charger, this nozzle is meeting self-closed oil circuit after fuel charger dead halt, can not because of nozzle when front once refuel not self-styled cause defuelling time there is fuel leakage, cause danger; This nozzle inside is built-in with check valve, can synchronously open when refueling, and nozzle, from being honored as a queen and can closing completely, effectively can prevent the oil dripping problem that nozzle is being honored as a queen certainly.
Description
Technical field
The utility model relates to nozzle, particularly the petroleum vapor recovery nozzle with self-sealing function with no pressure of secondary oil gas reclaiming system.
Background technology
Petroleum vapor recovery is energy saving and environment friendly new and high technology, use the oil gas that Investigation of Petroleum Vapor Recovery Technology recovery oil product discharges in accumulating, handling process, prevent the atmospheric contamination that oil gas volatilization causes, reduce increasing fog weather, eliminate safe hidden trouble, by improving the degree of utilization to the energy, reduce economic loss, thus obtain considerable benefit return.
At home, according to the regulation of the mandatory national standards such as " oil storage atmosphere pollutants emission standards ", " gasoline transport atmosphere pollutants emission standards ", " petrol service station atmosphere pollutants emission standards ", before 2010, all oil storages must build petroleum vapor recovery facility; Before 2012, all petrol service stations, gasoline carrying vehicle must be built (or increase) petroleum vapor recovery facility; For new, that change, extend petrol service station, oil storage, standard-required " necessary Synchronization Design, construction, operation device for recovering oil and gas ".At present, along with " Air Pollutant Emission method " revision and implement, the scope of petroleum vapor recovery expands all highly volatile lightweight organic matters such as paint, benzene, methyl alcohol, dimethyl ether to from gasoline, the storage of these products of national requirements, transport and marketing unit, the petroleum vapor recovery facility of corresponding scale must be built by as prescribed, reduce the discharge of volatile organic matter.
The petroleum vapor recovery nozzle that present stage uses is coventional type, and unrealized self-sealing function with no pressure, if install common nozzle on self-service refueling machine, when using quota to refuel, after reaching volume read-out, the flow counter of fuel charger self and self-priming pump stop, oil gun is not self-styled, if careless people is with after this kind of state on-hook, if the personnel that next bit comes to refuel are after insertion oil card, when carrying rifle, gasoline flows out immediately, causes fuel oil to leak and wastes.
Summary of the invention
The purpose of this utility model is, overcome the defect that existing petroleum vapor recovery nozzle exists, and a kind of novel petroleum vapor recovery nozzle with self-sealing function with no pressure is provided, technical matters to be solved achieves self-sealing function with no pressure, thus be more suitable for practicality.
The purpose of this utility model and solve its technical matters and realize by the following technical solutions.According to a kind of petroleum vapor recovery nozzle with self-sealing function with no pressure that the utility model proposes, this petroleum vapor recovery nozzle comprises connecting thread (1), air-path interface (2), rifle body (3), oil separator (4), grip (5), valve (6), trigger (7), needle roller (8), diaphragm (9), air register (10), self-packer with no pressure (11), check valve (12), oil outlet pipe (13), wherein said petroleum vapor recovery nozzle is connected with outside Pull breaking ualve by the connecting thread (1) on rifle body (3), air-path interface (2) is connected with Pull breaking ualve gas circuit, it is inner that oil separator (4) and valve (6) are arranged on rifle body (3) by rifle body limited step, oil separator (4) rear end is provided with circlip and carries out spacing preventing and come off, grip (5) is positioned at rifle body (3) bottom, and grip (5) two ends connect middle part and the rear portion of rifle body (3) respectively, trigger (7) is positioned between rifle body (3) and grip (5), when diaphragm (9) upwards fastens with needle roller (8), needle roller (8) is arranged in the valve shaft draw-in groove of the valve (6) opening shape, valve (6) rear end is concentric with rifle body (3), valve (6) with after rifle body (3) apertures and self-packer with no pressure (11) to be self-styledly indoorly connected with no pressure, and self-packer with no pressure (11) is fixed by screws in this self-styled indoor with no pressure, air register (10) is fixed by screws in top rifle body (3), the outer ring of check valve (12) is provided with O type circle, and check valve (12) is installed in rifle body (3) by this O type circle, oil outlet pipe (13) is fixed by a pin to the oil outlet place of rifle body (3).
The purpose of this utility model and solve its technical matters and also realize by the following technical solutions.A kind of oiling method with the petroleum vapor recovery nozzle of self-sealing function with no pressure according to the utility model proposes: when mentioning this nozzle and refueling, gasoline is first docked by connecting thread (1) and air-path interface (2), after flow through rifle body (3), oil separator (4), valve (6) enters the aperture of valve (6) front end, enter in self-packer with no pressure (11) more thus, gasoline pressure makes the diaphragm 9 in self-packer with no pressure (11) upwards heave, the needle roller (8) promoted above enters in draw-in groove, trigger (7) enters draw-in groove at needle roller (8), lever principle is adopted to make valve (6) stressed afterwards, valve (6) is opened, gasoline flows through valve (6), the pipeline inner by rifle body (3) flows to check valve (12), and check valve (12) is opened through oil pressure pressure, gasoline joins automotive oil tank after flowing through oil outlet pipe (13), when oiling terminates to close this nozzle, the manifold pressure disappearance that rifle body (3) is inner, this diaphragm (9) is downward, needle roller (8) is driven to fall, the pipeline of this fuel oil gun body (3) inside closes automatically, check valve (12) also close synchronously simultaneously, cuts off oil circuit, refuels and terminates.
The purpose of this utility model and solve its technical matters and also can be applied to the following technical measures to achieve further.
The aforesaid oiling method with the petroleum vapor recovery nozzle of self-sealing function with no pressure, when wherein closing this nozzle, described oil outlet pipe (13) and horizontal axis angle are 45 °.
The utility model compared with prior art has obvious advantage and beneficial effect.By technique scheme, the utility model at least has following advantages and effect:
1. good looking appearance, can do supporting with domestic multiple oiling machine, and it is compatible good to install.
2. lightweight, simple to operate, long-time use can not produce operation fatigue.
3. adopt aluminium alloy compression casting to form, surfaces externally and internally is smooth, reduces electrostatic and produces.
4. gas circuit adjustment is simple, can be supporting with multiplex vacuum pump.
5. there is self-sealing function with no pressure, be applicable to all self-service refueling machines.
6. add speed oil fast, during oiling, can not foam be produced, jump rifle phenomenon without frequent.
7. have and face upward rifle self-sealing function, when oil gun gun barrel and horizontal axis angle are 45 °, nozzle can not Open valve, cannot refuel.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of specification sheets, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is general assembly structural representation of the present utility model.
[main element nomenclature]
1: connecting thread 2: air-path interface
3: rifle body 4: oil separator
5: grip 6: valve
7: trigger 8: needle roller
9: diaphragm 10: air register
11: self-packer 12 with no pressure: check valve
13: oil outlet pipe
Detailed description of the invention
For further setting forth the utility model for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to a kind of its detailed description of the invention of petroleum vapor recovery nozzle, structure, feature and the effect thereof with self-sealing function with no pressure that the utility model proposes, be described in detail as follows.
Fig. 1 is general assembly structural representation of the present utility model.As shown in Figure 1, a kind of petroleum vapor recovery nozzle with self-sealing function with no pressure of the utility model comprises: connecting thread 1, air-path interface 2, rifle body 3, oil separator 4, grip 5, valve 6, trigger 7, needle roller 8, diaphragm 9, air register 10, self-packer with no pressure 11, check valve 12, oil outlet pipe 13, wherein said petroleum vapor recovery nozzle is connected with outside Pull breaking ualve by the connecting thread 1 on rifle body 3, air-path interface 2 is connected with Pull breaking ualve gas circuit, it is inner that oil separator 4 and valve 6 are arranged on rifle body 3 by rifle body limited step, oil separator 4 rear end is provided with circlip and carries out spacing preventing and come off, grip 5 is positioned at rifle body 3 bottom, and grip 5 two ends connect middle part and the rear portion of rifle body 3 respectively, trigger 7 is between rifle body 3 and grip 5, when diaphragm 9 upwards fastens with needle roller 8, needle roller 8 is arranged in the valve shaft draw-in groove of the valve 6 opening shape, valve 6 rear end is concentric with rifle body 3, valve 6 with after rifle body 3 apertures and self-packer 11 with no pressure to be self-styledly indoorly connected with no pressure, and self-packer 11 with no pressure is fixed by screws in this self-styled indoor with no pressure, air register 10 is fixed by screws in top rifle body 3, the outer ring of check valve 12 is provided with O type circle, and check valve 12 is installed in rifle body 3 by this O type circle, oil outlet pipe 13 is fixed by a pin to the oil outlet place of rifle body 3.
When using described nozzle, gasoline is first docked by connecting thread 1 and air-path interface 2, after flow through rifle body 3, oil separator 4, (valve is now closed state to valve 6, it is useless for now pulling trigger) enter the aperture of valve 6 front end, enter in self-packer 11 with no pressure more thus, gasoline pressure makes the diaphragm 9 in self-packer 11 with no pressure upwards heave, the needle roller 8 promoted above enters in draw-in groove, trigger 7 adopts lever principle to make valve 6 stressed after needle roller 8 enters draw-in groove, valve 6 is opened, now can refuel, gasoline flows through valve 6, automotive oil tank is added by the pipeline of rifle body inside, when fuel charger stops, manifold pressure disappears, pressure is lost during oil gun work, diaphragm 9 is downward, needle roller 8 is driven to fall, oil gun closes automatically, cut off oil circuit, refuel and terminate, gasoline check valve 12 also close synchronously while oil gun is closed of internal residual, prevents gasoline from leaking, causes waste.Check valve 12 inside, nozzle front end has faces upward the self-styled mechanism of rifle, if when oil outlet pipe 13 and horizontal axis angle are 45 °, nozzle is now not refuelable, because the gas path pipe of inside is obstructed, cannot refuel.
This nozzle basic function is, can extract the petrol vapour of volatilization while refueling, can the environment of available protecting petrol service station, and can mate with domestic arbitrary oil-gas recovery vacuum pump, swept volume is adjustable, inside has faces upward rifle self-sealing function, the automatic sealing package rifle when gun barrel and horizontal linear shape angle at 45 °; The maximum bright spot of this rifle, for having self-sealing function with no pressure, effectively can prevent the fuel oil waste that causes due to maloperation on self-service refueling machine and surprisingly to occur, ensureing the safety of refueling; Oil gun inside is provided with a self-styled check valve, synchronously can open, do not affect the speed of oiling while oiling, and after oiling, this valve can be automatically closed, prevents the fuel oil of rifle body inside from not flowing out in time and causing waste, effective saving fuel oil.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (1)
1. there is a petroleum vapor recovery nozzle for self-sealing function with no pressure, it is characterized in that this petroleum vapor recovery nozzle comprises: connecting thread (1), air-path interface (2), rifle body (3), oil separator (4), grip (5), valve (6), trigger (7), needle roller (8), diaphragm (9), air register (10), self-packer with no pressure (11), check valve (12), oil outlet pipe (13);
Wherein said petroleum vapor recovery nozzle is connected with outside Pull breaking ualve by the connecting thread (1) on rifle body (3), air-path interface (2) is connected with Pull breaking ualve gas circuit, it is inner that oil separator (4) and valve (6) are arranged on rifle body (3) by rifle body limited step, oil separator (4) rear end is provided with circlip and carries out spacing preventing and come off, grip (5) is positioned at rifle body (3) bottom, and grip (5) two ends connect middle part and the rear portion of rifle body (3) respectively, trigger (7) is positioned between rifle body (3) and grip (5), when diaphragm (9) upwards fastens with needle roller (8), needle roller (8) is arranged in the valve shaft draw-in groove of the valve (6) opening shape, valve (6) rear end is concentric with rifle body (3), valve (6) with after rifle body (3) apertures and self-packer with no pressure (11) to be self-styledly indoorly connected with no pressure, and self-packer with no pressure (11) is fixed by screws in this self-styled indoor with no pressure, air register (10) is fixed by screws in top rifle body (3), the outer ring of check valve (12) is provided with O type circle, and check valve (12) is installed in rifle body (3) by this O type circle, oil outlet pipe (13) is fixed by a pin to the oil outlet place of rifle body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520090702.3U CN204454553U (en) | 2015-02-09 | 2015-02-09 | A kind of petroleum vapor recovery nozzle with self-sealing function with no pressure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520090702.3U CN204454553U (en) | 2015-02-09 | 2015-02-09 | A kind of petroleum vapor recovery nozzle with self-sealing function with no pressure |
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| CN204454553U true CN204454553U (en) | 2015-07-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104743492A (en) * | 2015-02-09 | 2015-07-01 | 洛阳普瑞曼自动控制技术有限公司 | Oil and gas recovery oil filling gun with non-pressure self-sealing function and oil filling method thereof |
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2015
- 2015-02-09 CN CN201520090702.3U patent/CN204454553U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104743492A (en) * | 2015-02-09 | 2015-07-01 | 洛阳普瑞曼自动控制技术有限公司 | Oil and gas recovery oil filling gun with non-pressure self-sealing function and oil filling method thereof |
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