CN110304601A - With air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle - Google Patents
With air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle Download PDFInfo
- Publication number
- CN110304601A CN110304601A CN201910679812.6A CN201910679812A CN110304601A CN 110304601 A CN110304601 A CN 110304601A CN 201910679812 A CN201910679812 A CN 201910679812A CN 110304601 A CN110304601 A CN 110304601A
- Authority
- CN
- China
- Prior art keywords
- valve
- spool
- vapor recovery
- petroleum vapor
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000011084 recovery Methods 0.000 title claims abstract description 45
- 239000003208 petroleum Substances 0.000 title claims abstract description 41
- 238000007789 sealing Methods 0.000 claims description 17
- 230000004323 axial length Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 10
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The present invention relates to a kind of with air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle, including gun body, gun barrel, main valve, control valve, vacuum valve, Handleset, internally piloted valve；It is characterized in that internally piloted valve is by the magnet and the upper lower automatic open close of magnet ring control of spool control set on spool.The test that gas recovery system for oil can be carried out when oil gun stops refueling avoids the oil product loss and environmental pollution of test process.
Description
Technical field
The invention belongs to fuel-servicing equipment fields, and in particular to a kind of petroleum vapor recovery refueling nozzle.The present invention is suitable for gas station
Group refueling rifle.
Background technique
The structure of oil-gas recovery self-sealing refueling nozzle generally comprises gun body, barrel assembly, main valve component, control valve group, true
Filling passage and petroleum vapor recovery channel are equipped in empty valve module, Handleset, gun body and barrel assembly.Such as Patent No.
The oil-gas recovery self-sealing refueling nozzle of ZL201310735166.3 has orientation is self-styled, incudes self-styled, petroleum vapor recovery, antidrip etc.
Function.The oil gas in the case where stopping fueling state in oil tank is evaporate into atmosphere along petroleum vapor recovery channel in order to prevent, using
Switch valve is set in petroleum vapor recovery channel, and when refueling, oil pressure pushes the switch valve to open, while opening filling passage and oil
Gas recovery approach, when stopping refueling, which is closed by spring force, cuts off filling passage and petroleum vapor recovery channel, prevents oil
Oil gas in tank is evaporate into atmosphere along petroleum vapor recovery channel.Its main problem is: must carry out oil gas in complete machine factory
Whether recovery system test, the oil-gas ratin (i.e. gas return-air amount) for testing gas recovery system for oil meet national standard, still, existing
There is product to need to open oil pump and could open switch valve to test gas recovery system for oil, i.e., must be carried out under fueling state
The measurement of petroleum vapor recovery ratio generates oil product loss and environmental pollution when test.
Summary of the invention
In view of the problems of the existing technology, petroleum vapor recovery ratio can be measured to the present invention when oil gun stops refueling by providing one kind
Example, reduce oil product loss, good environmental protection with air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle.
Technical solution of the present invention includes gun body, gun barrel, main valve, control valve, vacuum valve, Handleset, gun body and gun barrel
Interior have filling passage and a petroleum vapor recovery channel, the filling passage and petroleum vapor recovery channel by the oil gas connector of gun body tail portion with
Petroleum pipeline is connected to getter pipe, and internally piloted valve, filling passage and petroleum vapor recovery are equipped in the gun body between main valve and oil gas connector
Channel is connected to petroleum pipeline and getter pipe respectively by internally piloted valve；It is characterized in that internally piloted valve includes valve body, valve seat, spool, valve body
Excircle is fixedly mounted in the filling passage of gun body, and body cavity is equipped with oil duct and air flue, and air flue is arranged concentrically in oil duct
The heart, oil duct are connected to filling passage, and valve seat is fixedly mounted in air flue, and valve seat inlet side passes through the radial cavities and gun body on valve body
On the connection of petroleum vapor recovery channel, spool is installed on valve seat inlet side；The valve core sealed cover back side connects guide cylinder, in the guide cylinder
Chamber installs magnet, the guide sleeve internal chamber wall clearance fit of guide cylinder cylindrical wall and valve body oil duct center, guide cylinder end face and spool
Greatest axial length between sealing surface is less than the axial length between guide sleeve inner chamber bottom surface and sealing surface of seat, in guide sleeve
Periphery movable set spool control set is embedded in a magnet ring concentric with magnet on spool control set, outside guide sleeve left end
Stop collar is set on circle wall.
Preferably, magnet ring it is whole than magnet close to valve seat side, the weight of spool control set and magnet ring be greater than magnet ring with
Magnetic force between magnet.
Preferably, valve body and guide sleeve use plastic material integrated injection molding, spool, guide cylinder, valve seat, spool control
Cover material metal material, spool and guide cylinder are integrally machined molding, and valve core sealed cover uses rubber pad.
The beneficial effects of the invention are as follows when oil gun stops refueling, gun barrel can be automatically turned on to internally piloted valve downward and carry out oil
The test of gas recovery system avoids the oil product loss and environmental pollution of test process.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of automatic control valve closing state in Fig. 1 of the present invention.
Fig. 3 is the structural schematic diagram of internally piloted valve open state in Fig. 1 of the present invention.
Specific embodiment
It is as shown in Figure 1 with air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle, including gun body 1, gun barrel 2, main valve
3, there is filling passage 7 and petroleum vapor recovery channel 8, the oiling in control valve 4, vacuum valve 5, Handleset 6, gun body 1 and gun barrel 2
Channel 7 and petroleum vapor recovery channel 8 are connected to by the oil gas connector 9 of 1 tail portion of gun body with petroleum pipeline and getter pipe, when oiling, handle
Main valve 3 is opened in component pull-up, and oily vacuum valve 5, the gun barrel 2 of passing through is to group refueling, after oil tank of vehicle fills it up with oil, 2 end of gun barrel
Pore self-sealing is closed by oil sealing, and main valve 3 is closed in the movement of control valve 4, realizes self-sealing function, the gun body between main valve 3 and oil gas connector 9
Internally piloted valve, filling passage 7 and petroleum vapor recovery channel 8 is equipped in 1 to be connected to petroleum pipeline and getter pipe respectively by internally piloted valve；It is special
Sign is that internally piloted valve includes valve body 10, valve seat 12, spool 11；10 excircle of valve body is fixedly mounted in the filling passage 7 of gun body 1,
10 inner cavity of valve body is equipped with oil duct 18 and air flue 19, and air flue 19 is arranged concentrically on 18 center of oil duct, and oil duct 18 and filling passage 7 connect
Logical, valve seat 12 is fixedly mounted in air flue 19, and 12 inlet side of valve seat passes through the oil gas in the radial cavities 20 and gun body 1 on valve body 10
Recovery approach 8 is connected to, and spool 11 is installed on 12 inlet side of valve seat；The 11 sealing surface back side of spool connects guide cylinder 16, the guide cylinder
Magnet 15 is installed in 16 inner cavities, and the 21 internal chamber wall clearance fit of guide sleeve of 16 cylindrical wall of guide cylinder and 10 oil duct center of valve body makes to lead
It is moved axially to cylinder 16 in 21 inner cavity of guide sleeve, the greatest axial length between 11 sealing surface of 16 end face of guide cylinder and spool is less than
Axial length between 12 sealing surface of 21 inner chamber bottom surface of guide sleeve and valve seat guarantees that spool 11 has enough unlatching spaces,
21 periphery movable set spool of guide sleeve control set 14 is embedded in a magnet ring concentric with magnet 15 on spool control set 14
13, stop collar 17 is set in 21 left end cylindrical wall of guide sleeve.When oiling, gun barrel 2 is inserted into fuel tank downward, spool control set 14
17 one end of stop collar is moved on under the effect of gravity, and oil controls the annular between 14 peripheries of set and 10 inner round wall of valve body by spool
Oil duct 18 flows to main valve 3 and refuels to oil tank of vehicle, while spool 11 moves down into bottom of chamber in guide sleeve 21 in magnetic force and gravity
Face is connected to air flue 19 with petroleum vapor recovery channel 8, carries out petroleum vapor recovery, as shown in Figure 3；After oiling, gun barrel 2 is hung upward
On fuel charger, spool control set 14 moves on to 12 side of valve seat under the effect of gravity, and spool 11 is moved down in magnetic force and gravity
To in sealing contact with valve seat 12, cutting air flue 19 and petroleum vapor recovery channel 8 prevent vacuum pump from air is passed through petroleum vapor recovery channel
Oil gas in 8 sucking oil tanks and oil tank is evaporate into atmosphere by petroleum vapor recovery channel 8, as shown in Figure 2；Stopping fueling state
When testing gas recovery system for oil, downward by gun barrel 2, spool control set 14 moves on to 17 one end of stop collar, spool under the effect of gravity
11 move down into 21 inner chamber bottom surface of guide sleeve in magnetic force and gravity, and internally piloted valve is opened, and connect air flue 19 and petroleum vapor recovery channel 8
It is logical, carry out the test of petroleum vapor recovery ratio.
The entirety of magnet ring 13 than magnet 15 close to valve seat 12, i.e. lean on than two end faces of magnet 15 by the two of magnet ring 13 end face
The weight of nearly 12 side of valve seat, spool control set 14 and magnet ring 13 is greater than the magnetic force between magnet ring 13 and magnet 15, produces magnetic force
The raw suction that spool 11 is compressed to valve seat 12, improves the sealing force between spool 11 and valve seat 12.
Valve body 10 and guide sleeve 21 use plastic material integrated injection molding, spool 11, guide cylinder 16, valve seat 12, spool
Control set 14 uses metal material, and spool 11 and guide cylinder 16 are integrally machined molding, and the sealing surface of spool 11 uses rubber pad.
Claims (3)
1. it is a kind of with air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle, including gun body (1), gun barrel (2), main valve (3), control
Valve (4) processed, vacuum valve (5), Handleset (6) have filling passage (7) and petroleum vapor recovery channel in gun body (1) and gun barrel (2)
(8), oil gas connector (9) and petroleum pipeline and getter that the filling passage (7) and petroleum vapor recovery channel (8) pass through gun body (1) tail portion
Pipe connection, the gun body (1) between main valve (3) and oil gas connector (9) are interior equipped with internally piloted valve, filling passage (7) and petroleum vapor recovery
Channel (8) is connected to petroleum pipeline and getter pipe respectively by internally piloted valve；It is characterized in that internally piloted valve includes valve body (10), valve seat
(12), spool (11)；Valve body (10) excircle is fixedly mounted in the filling passage (7) of gun body (1), and valve body (10) inner cavity is equipped with
Oil duct (18) and air flue (19), air flue (19) are arranged concentrically on oil duct (18) center, and oil duct (18) is connected to filling passage (7),
Valve seat (12) is fixedly mounted in air flue (19), and valve seat (12) inlet side passes through the radial cavities (20) and gun body on valve body (10)
(1) petroleum vapor recovery channel (8) connection on, spool (11) are installed on valve seat (12) inlet side；Spool (11) the sealing surface back side connects
Guide cylinder (16) are connect, which installs magnet (15), guide cylinder (16) periphery and valve body (10) oil duct center
Guide sleeve (21) internal chamber wall clearance fit, the greatest axial length between guide cylinder (16) end face and spool (11) sealing surface is small
Axial length between guide sleeve (21) inner chamber bottom surface and valve seat (12) sealing surface, in guide sleeve (21) periphery movable set
Spool control set (14) controls in spool and is embedded in a magnet ring (13) concentric with magnet (15) on set (14), in guide sleeve (21)
Stop collar (17) are set in the cylindrical wall of left end.
2. it is according to claim 1 with air circuit breaker without self-styled petroleum vapor recovery refueling nozzle is pressed, it is characterized in that magnet ring
(13) whole than magnet (15) close to valve seat (12), the weight of spool control set (14) and magnet ring (13) be greater than magnet ring (13) with
Magnetic force between magnet (15).
3. it is according to claim 1 or 2 with air circuit breaker without self-styled petroleum vapor recovery refueling nozzle is pressed, it is characterized in that valve body
(10) plastic material integrated injection molding, spool (11), guide cylinder (16), valve seat (12), spool control are used with guide sleeve (21)
System set (14) uses metal material, and spool (11) and guide cylinder (16) are integrally machined molding, and the sealing surface of spool (11) uses rubber
Rubber mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679812.6A CN110304601A (en) | 2019-07-26 | 2019-07-26 | With air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679812.6A CN110304601A (en) | 2019-07-26 | 2019-07-26 | With air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110304601A true CN110304601A (en) | 2019-10-08 |
Family
ID=68081764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910679812.6A Pending CN110304601A (en) | 2019-07-26 | 2019-07-26 | With air circuit breaker without pressing self-styled petroleum vapor recovery refueling nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110304601A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010255A (en) * | 2020-08-26 | 2020-12-01 | 浙江通联石油机械有限公司 | Oil gun |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0703186A1 (en) * | 1994-09-05 | 1996-03-27 | Karlheinz Ehlers | Dispensing nozzle for the filling of a motor vehicle petrol tank |
| CN201292249Y (en) * | 2008-10-17 | 2009-08-19 | 浙江麦得机器有限公司 | Self-sealing greasing gun for recycling oil gas |
| CN201686480U (en) * | 2010-05-20 | 2010-12-29 | 中国人民解放军总后勤部油料研究所 | Oil gas recovery self-sealing compressor gun |
| CN203754406U (en) * | 2013-12-28 | 2014-08-06 | 杨江山 | Oil gas recovering self-closing fuel gun |
| CN206033213U (en) * | 2016-08-30 | 2017-03-22 | 洛阳普瑞曼自动控制技术有限公司 | Vapor recovery system nozzle with vice valve of anti -drip oil |
| CN210261097U (en) * | 2019-07-26 | 2020-04-07 | 浙江麦得机器有限公司 | Non-pressure self-sealing oil gas recovery oil gun with gas circuit switch |
-
2019
- 2019-07-26 CN CN201910679812.6A patent/CN110304601A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0703186A1 (en) * | 1994-09-05 | 1996-03-27 | Karlheinz Ehlers | Dispensing nozzle for the filling of a motor vehicle petrol tank |
| CN201292249Y (en) * | 2008-10-17 | 2009-08-19 | 浙江麦得机器有限公司 | Self-sealing greasing gun for recycling oil gas |
| CN201686480U (en) * | 2010-05-20 | 2010-12-29 | 中国人民解放军总后勤部油料研究所 | Oil gas recovery self-sealing compressor gun |
| CN203754406U (en) * | 2013-12-28 | 2014-08-06 | 杨江山 | Oil gas recovering self-closing fuel gun |
| CN206033213U (en) * | 2016-08-30 | 2017-03-22 | 洛阳普瑞曼自动控制技术有限公司 | Vapor recovery system nozzle with vice valve of anti -drip oil |
| CN210261097U (en) * | 2019-07-26 | 2020-04-07 | 浙江麦得机器有限公司 | Non-pressure self-sealing oil gas recovery oil gun with gas circuit switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010255A (en) * | 2020-08-26 | 2020-12-01 | 浙江通联石油机械有限公司 | Oil gun |
| CN112010255B (en) * | 2020-08-26 | 2022-06-17 | 浙江通联石油机械有限公司 | Oil gun |
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