CN109231143A - A kind of filling gun for preventing urea for vehicle from accidentally filling - Google Patents
A kind of filling gun for preventing urea for vehicle from accidentally filling Download PDFInfo
- Publication number
- CN109231143A CN109231143A CN201810904672.3A CN201810904672A CN109231143A CN 109231143 A CN109231143 A CN 109231143A CN 201810904672 A CN201810904672 A CN 201810904672A CN 109231143 A CN109231143 A CN 109231143A
- Authority
- CN
- China
- Prior art keywords
- filling
- filling gun
- magnet
- plug
- accidentally
- 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
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000004202 carbamide Substances 0.000 title claims abstract description 31
- 230000000903 blocking effect Effects 0.000 claims abstract description 22
- 230000005389 magnetism Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 8
- 230000013011 mating Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The present invention discloses a kind of filling gun that can prevent urea for vehicle from accidentally filling, including filling gun outlet and security control ring；Filling gun outlet includes snorkel, one end of snorkel is connected with vent valve seat, and cypriot valve components and card plug are provided in vent valve seat, and card plug is fixed in vent valve seat, cypriot valve components are connect with card plug by spring, and cypriot valve components are resisted against in vent valve seat by card plug by spring；Cypriot valve components include valve plug, the first magnet and blocking；Security control ring includes inner core member, the second magnet and shell card cover；The both ends magnetism of first magnet is magnetic opposite with the both ends of the second magnet.The filling gun of the present invention for preventing urea for vehicle from accidentally filling can be accidentally filled into inside automotive oil tank by filling gun outlet and the mating reaction of security control ring to avoid urea.
Description
Technical field
The invention belongs to filling gun manufacturing technology fields, and in particular to the filling that one kind can prevent urea for vehicle from accidentally filling
Rifle.
Background technique
With the enhancing of environmental consciousness, country is to all installing exhaust treatment system at the exhaust emissions of diesel car.Tail gas
The important source material of processing system is urea, and exhaust treatment system raw material is added to exhaust treatment system using filling gun.In order to
Preventing gas station employee from accidentally oil product is filled leads to system failure, the filler of exhaust treatment system raw material to exhaust treatment system
Diameter is designed to the flowline bore of the refueling nozzle less than original gas station, so the outlet spout mouth of the self-styled filling gun of urea
Diameter wants the filler bore of ratio exhaust gas processing system raw material small, and smaller than the filler bore of automotive oil tank, thus causes to add
Urea is filled into inside automotive oil tank by petrol station employee meeting mistake.Therefore, urgent need design is a prevents urea for vehicle from accidentally adding
The filling gun of note, to solve the problems, such as accidentally filling existing in the prior art.
Summary of the invention
The technical problem to be solved by the invention is to provide the filling guns that one kind can prevent urea for vehicle from accidentally filling, and solve
The technical issues of in the prior art urea being accidentally filled into inside automotive oil tank.
In order to solve the above technical problems, the technical solution adopted by the present invention: one kind can prevent urea for vehicle from missing adding for filling
Infuse rifle, it is characterised in that: including filling gun outlet and security control ring；
The filling gun outlet includes snorkel, and one end of snorkel is connected with vent valve seat, in the vent valve seat
It is provided with cypriot valve components and card plug, card plug is fixed in vent valve seat, and cypriot valve components are connect with card plug by spring, and card plug is logical
It crosses spring cypriot valve components are resisted against in vent valve seat；The cypriot valve components include valve plug, the first magnet and blocking, blocking with
Valve plug is fixedly connected, and is blocked and formed the first accommodating cavity between valve plug, and the first magnet is set to the first accommodating cavity
It is interior；
The security control ring includes inner core member, the second magnet and shell card cover, and the inner core member and shell card cover are solid
Fixed connection, the outside of inner core member are provided with flange, and the second accommodating cavity, the second magnet are formed between the flange and shell card cover
It is set in the second accommodating cavity body；
The both ends magnetism of first magnet is magnetic opposite with the both ends of the second magnet.
Preferably, buckle is provided on the shell card cover described in security control ring.
It is further preferred that the security control ring is installed in automobile urea box mouth.
Preferably, security control ring retaining ring is provided on the outside of the filling gun outlet.
It is further preferred that the security control ring is installed at filling gun outlet, the end of the inner core member against
On the security control ring retaining ring.
Preferably, the valve plug is the closed cylindrical body valve plug configurations of the other end open at one end, and the valve plug closes one end
It is resisted against in vent valve seat, valve plug open at one end is fixed with blocking.
It is further preferred that the blocking is T-type structure, one end of T-type blocking is fixed with valve plug, and T-type blocks another
End is axially extending along vent valve seat, and there are gaps between T-type blocking and card plug.
Preferably, be provided with sealing ring mounting groove in the flange, in the sealing ring mounting groove and the second magnet with
O-ring seal is provided between external card cover.
Beneficial effects of the present invention: the filling gun of the present invention for preventing urea for vehicle from accidentally filling, cypriot valve components will
Vent valve seat in filling gun outlet is blocked, and air can not enter from snorkel, and refueling nozzle inner plenum negative pressure increases, pressure
It can not balance, therefore filling gun can not be opened；When filling gun outlet is set in security control ring, due to magnet opposite sex phase
It inhales, the second magnet attracts the first magnet in cypriot valve components inside security control ring, and cypriot valve components are to mobile, breather valve at card plug
The venthole of seat is opened, after air enters, self-styled filling gun normal use.It is of the present invention to prevent urea for vehicle from accidentally adding
The filling gun of note can accidentally be filled into automotive oil tank by filling gun outlet and the mating reaction of security control ring to avoid urea
The inside.
Detailed description of the invention
Fig. 1 is the filling gun structural schematic diagram of the present embodiment 1；
Fig. 2 is the partial structural diagram of filling gun outlet in Fig. 1；
Fig. 3 is the structural schematic diagram of security control ring in Fig. 1；
Appended drawing reference in figure, 1- filling gun outlet, 1.1- security control ring retaining ring；2- security control ring, 2.1- inner core
Part, the second magnet of 2.2-, 2.3- shell card cover, 2.4- flange；3- snorkel；4- vent valve seat；5- cypriot valve components, 5.1- valve
Plug, 5.1.1- valve plug close one end, 5.1.2- valve plug open at one end, the first magnet of 5.2-, 5.3- blocking；6- card plug；7- spring；
8-O type sealing ring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of filling gun for preventing urea for vehicle from accidentally filling, as shown in Figures 1 to 3, including filling gun outlet 1 and peace
Full control ring 2；Wherein, filling gun outlet 1 includes snorkel 3, and one end of snorkel 3 is connected to the gas chamber of filling gun, is ventilated
The other end of pipe 3 is connected with vent valve seat 4, and one end of vent valve seat 4 extends to the port of filling gun outlet 1, vent valve seat 4
And snorkel 3 forms an air entering path.Cypriot valve components 5 and card plug 6 are provided in vent valve seat 4, card plug 6 is fixed on
In vent valve seat 4, cypriot valve components 5 are connect with card plug 6 by spring 7, and cypriot valve components 5 are resisted against ventilation by spring 7 by card plug 6
On valve seat 4.Cypriot valve components 5 include valve plug 5.1, the first magnet 5.2 and blocking 5.3.In the present embodiment, valve plug 5.1 is one end
Be open the closed cylindrical body valve plug configurations of the other end, and valve plug is closed one end 5.1.1 and is resisted against at the venthole of vent valve seat 4, valve
Plug open at one end 5.1.2 is fixed with blocking 5.3.Blocking 5.3 is T-type structure, and one end of T-type blocking is fixed with valve plug 5.1.2, T
The other end of type blocking is axially extending along vent valve seat, and there are gaps between T-type blocking 5.3 and card plug 6.T-type blocking 5.3 and valve
The first accommodating cavity is formed between plug 5.1, the first magnet 5.2 is set in the first accommodating cavity body；
Security control ring 2 includes inner core member 2.1, the second magnet 2.2 and shell card cover 2.3, inner core member 2.1 and shell
Card cover 2.3 is fixedly connected, and the outside of inner core member 2.1 is provided with flange 2.4, forms second between flange 2.4 and shell card cover 2.3
Cavity is accommodated, the second magnet 2.2 is set in the second accommodating cavity body.In the present embodiment, sealing ring installation is provided in flange 2.4
O-ring seal is provided in slot 2.4.1, sealing ring mounting groove 2.4.1 and between the second magnet 2.2 and external card cover 2.3
8.The both ends magnetism of first magnet 5.2 is magnetic opposite with the both ends of the second magnet 2.2.
Filling gun, can also be by security control in use, security control ring 2 can be set at filling gun outlet 1
Ring 2 is fixed in automobile urea box mouth.For example, buckle is set on the shell card cover of security control ring, it will be safe using buckle
Control ring is fixed with automobile urea box mouth.In the present embodiment, in order to limit security control ring 2 in the position of filling gun outlet 1,
The outside of filling gun outlet 1 is provided with security control ring retaining ring 1.1, and the end of inner core member 2.1 is resisted against in security control ring 2
On security control ring retaining ring 1.1.
The principle that filling gun of the present invention prevents urea from accidentally filling is as follows: when filling gun is not set in security control ring
When, since cypriot valve components block the venthole of ventilation valve plug, air cannot be introduced into the gas chamber of filling gun, if opening filling
Rifle, the negative pressure in gas chamber increase, are sucked up from the diaphragm in sealing assembly, while driving the device for opening main valve and main valve de-
From so that filling gun can not be normally-open；The second magnet when filling gun is set on security control ring, in security control ring
After the first magnet matching effect in cypriot valve components, cypriot valve components are mobile to card plug direction, the venthole quilt in vent valve seat
It opens, air enters filling gun gas chamber, and to balance the negative pressure of plenum interior, the diaphragm of gas chamber keeps balance, and filling gun can be just
It is normally open, realize urea filling.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (8)
1. the filling gun that one kind can prevent urea for vehicle from accidentally filling, it is characterised in that: including filling gun outlet and safety control
Ring processed；
The filling gun outlet includes snorkel, and one end of snorkel is connected with vent valve seat, setting in the vent valve seat
There are cypriot valve components and card plug, card plug is fixed in vent valve seat, and cypriot valve components are connect with card plug by spring, and card plug passes through bullet
Cypriot valve components are resisted against in vent valve seat by spring；The cypriot valve components include valve plug, the first magnet and blocking, blocking and valve plug
It is fixedly connected, and blocks and form the first accommodating cavity between valve plug, the first magnet is set in the first accommodating cavity body；
The security control ring includes inner core member, the second magnet and shell card cover, and the inner core member and shell card cover, which are fixed, to be connected
It connects, the outside of inner core member is provided with flange, and the second accommodating cavity, the setting of the second magnet are formed between the flange and shell card cover
In in the second accommodating cavity body；
The both ends magnetism of first magnet is magnetic opposite with the both ends of the second magnet.
2. the filling gun that can prevent urea for vehicle from accidentally filling according to claim 1, it is characterised in that: in security control ring
Buckle is provided on the shell card cover.
3. the filling gun that can prevent urea for vehicle from accidentally filling according to claim 2, it is characterised in that: the security control ring
It is installed in automobile urea box mouth.
4. the filling gun that can prevent urea for vehicle from accidentally filling according to claim 1, it is characterised in that: the filling gun outlet
Security control ring retaining ring is provided on the outside of pipe.
5. the filling gun that can prevent urea for vehicle from accidentally filling according to claim 4, it is characterised in that: the security control ring
It is installed at filling gun outlet, the end of the inner core member is resisted against on the security control ring retaining ring.
6. the filling gun that can prevent urea for vehicle from accidentally filling according to claim 1, it is characterised in that: the valve plug is one end
Be open the closed cylindrical body valve plug configurations of the other end, and the valve plug is closed one end and is resisted against in vent valve seat, valve plug open at one end
It is fixed with blocking.
7. the filling gun that can prevent urea for vehicle from accidentally filling according to claim 6, it is characterised in that: the blocking is T-type
One end of structure, T-type blocking is fixed with valve plug, and the other end of T-type blocking is axially extending along vent valve seat, T-type blocking and card plug
Between there are gaps.
8. the filling gun that can prevent urea for vehicle from accidentally filling according to claim 1, it is characterised in that: be arranged in the flange
There is a sealing ring mounting groove, is provided with O-ring seal in the sealing ring mounting groove and between the second magnet and external card cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904672.3A CN109231143A (en) | 2018-08-09 | 2018-08-09 | A kind of filling gun for preventing urea for vehicle from accidentally filling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904672.3A CN109231143A (en) | 2018-08-09 | 2018-08-09 | A kind of filling gun for preventing urea for vehicle from accidentally filling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109231143A true CN109231143A (en) | 2019-01-18 |
Family
ID=65070654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810904672.3A Pending CN109231143A (en) | 2018-08-09 | 2018-08-09 | A kind of filling gun for preventing urea for vehicle from accidentally filling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109231143A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008110749A2 (en) * | 2007-03-09 | 2008-09-18 | Bp Oil International Limited | Dispensing nozzle preventing misfuelling |
| CN202108564U (en) * | 2011-05-11 | 2012-01-11 | 湖北天雄科技有限公司 | Urea liquid filling system with magnetic switch |
| CN102596621A (en) * | 2009-09-11 | 2012-07-18 | 厄哈德股份有限公司 | Container for holding a fuel and/or working fluid for vehicles |
| US20140048173A1 (en) * | 2012-07-20 | 2014-02-20 | Elaflex Hiby Tanktechnik Gmbh & Co. Kg | Fuel nozzle |
| US20140130939A1 (en) * | 2012-11-14 | 2014-05-15 | Elaflex Hiby Tanktechnik Gmbh & Co. Kg | Filling Nozzle |
| CN203976385U (en) * | 2014-07-23 | 2014-12-03 | 东莞正扬电子机械有限公司 | Economical and practical type urea box filler opening adapter |
| US20150069058A1 (en) * | 2013-09-06 | 2015-03-12 | Hyundai Motor Company | Misfuelling prevention apparatus for vehicles |
| US20160003122A1 (en) * | 2014-07-07 | 2016-01-07 | Hyundai Motor Company | Urea filler neck and urea tank for prevention of urea overflow and urea after-treatment system with outside filler neck |
| WO2017045800A1 (en) * | 2015-09-15 | 2017-03-23 | Kautex Textron Gmbh & Co. Kg | Filler neck for a liquid container for a motor vehicle, and overfuelling and misfuelling safeguard for a liquid container of a motor vehicle, and method for controlling an automatic fuelling interruptor on a nozzle |
| CN107091140A (en) * | 2017-06-06 | 2017-08-25 | 上海汽车集团股份有限公司 | Vehicle urea filler counter-jetting resistance structure |
| CN207332988U (en) * | 2017-10-11 | 2018-05-08 | 东莞正扬电子机械有限公司 | It is integrated with the urea box filler adapter renovated |
| CN207377631U (en) * | 2017-11-06 | 2018-05-18 | 无锡威孚力达催化净化器有限责任公司 | The anti-error filling apparatus of urea tank |
| CN207418290U (en) * | 2017-11-07 | 2018-05-29 | 山东新蓝环保科技有限公司 | Urea for vehicle solution filling gun |
| CN208995129U (en) * | 2018-08-09 | 2019-06-18 | 上海爱乐石油设备制造有限公司 | A kind of filling gun for preventing urea for vehicle from accidentally filling |
-
2018
- 2018-08-09 CN CN201810904672.3A patent/CN109231143A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008110749A2 (en) * | 2007-03-09 | 2008-09-18 | Bp Oil International Limited | Dispensing nozzle preventing misfuelling |
| CN102596621A (en) * | 2009-09-11 | 2012-07-18 | 厄哈德股份有限公司 | Container for holding a fuel and/or working fluid for vehicles |
| CN202108564U (en) * | 2011-05-11 | 2012-01-11 | 湖北天雄科技有限公司 | Urea liquid filling system with magnetic switch |
| US20140048173A1 (en) * | 2012-07-20 | 2014-02-20 | Elaflex Hiby Tanktechnik Gmbh & Co. Kg | Fuel nozzle |
| US20140130939A1 (en) * | 2012-11-14 | 2014-05-15 | Elaflex Hiby Tanktechnik Gmbh & Co. Kg | Filling Nozzle |
| US20150069058A1 (en) * | 2013-09-06 | 2015-03-12 | Hyundai Motor Company | Misfuelling prevention apparatus for vehicles |
| US20160003122A1 (en) * | 2014-07-07 | 2016-01-07 | Hyundai Motor Company | Urea filler neck and urea tank for prevention of urea overflow and urea after-treatment system with outside filler neck |
| CN203976385U (en) * | 2014-07-23 | 2014-12-03 | 东莞正扬电子机械有限公司 | Economical and practical type urea box filler opening adapter |
| WO2017045800A1 (en) * | 2015-09-15 | 2017-03-23 | Kautex Textron Gmbh & Co. Kg | Filler neck for a liquid container for a motor vehicle, and overfuelling and misfuelling safeguard for a liquid container of a motor vehicle, and method for controlling an automatic fuelling interruptor on a nozzle |
| CN107091140A (en) * | 2017-06-06 | 2017-08-25 | 上海汽车集团股份有限公司 | Vehicle urea filler counter-jetting resistance structure |
| CN207332988U (en) * | 2017-10-11 | 2018-05-08 | 东莞正扬电子机械有限公司 | It is integrated with the urea box filler adapter renovated |
| CN207377631U (en) * | 2017-11-06 | 2018-05-18 | 无锡威孚力达催化净化器有限责任公司 | The anti-error filling apparatus of urea tank |
| CN207418290U (en) * | 2017-11-07 | 2018-05-29 | 山东新蓝环保科技有限公司 | Urea for vehicle solution filling gun |
| CN208995129U (en) * | 2018-08-09 | 2019-06-18 | 上海爱乐石油设备制造有限公司 | A kind of filling gun for preventing urea for vehicle from accidentally filling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9371803B2 (en) | Valve assembly | |
| US9366357B2 (en) | Electromagnetic valve for a tank valve of a fuel supply system | |
| US7219695B2 (en) | Hydrogen valve with pressure equalization | |
| US4703737A (en) | Vapor control valve and system therefor | |
| US7213582B2 (en) | Vent valve for a fuel tank | |
| US9296292B2 (en) | Capless fuel system | |
| CN105736774A (en) | Flow control valve and fuel vapor processing apparatus | |
| US9416756B2 (en) | Flow control valve and vapor fuel processing apparatus having the same | |
| JP7123246B2 (en) | tank device for storing gaseous media | |
| CN105422964B (en) | A kind of fuel tank isolation valve | |
| US9441596B2 (en) | Valve for fuel supply system | |
| JPWO2015104813A1 (en) | Canister and canister vent solenoid valve | |
| US20190048829A1 (en) | Vapor impermeable solenoid for fuel vapor environment | |
| CN208995129U (en) | A kind of filling gun for preventing urea for vehicle from accidentally filling | |
| US9914353B2 (en) | Fuel tank check valve | |
| CN109231143A (en) | A kind of filling gun for preventing urea for vehicle from accidentally filling | |
| US11292337B2 (en) | Evaporative emissions fuel tank venting system with drain pump | |
| CN105555576B (en) | Method and valve for venting a fuel tank | |
| CN205370796U (en) | A isolating valve for protecting oil tank | |
| US10059197B2 (en) | Valve device | |
| CN101191563A (en) | Negative one-way valve for liquid transmission pipeline | |
| KR101834215B1 (en) | Fuel supply apparatus for flowing backward prevention of charcoal | |
| GB2334026A (en) | Fuel vapour system with a control valve | |
| KR102585781B1 (en) | Fuel tank isolation valve of vehicle | |
| CN107304742A (en) | Control valve for controlling medium, especially fuel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |