CN110220114A - A kind of non-dismountable self-closing valve of liquefied gas bottle - Google Patents
A kind of non-dismountable self-closing valve of liquefied gas bottle Download PDFInfo
- Publication number
- CN110220114A CN110220114A CN201910569298.0A CN201910569298A CN110220114A CN 110220114 A CN110220114 A CN 110220114A CN 201910569298 A CN201910569298 A CN 201910569298A CN 110220114 A CN110220114 A CN 110220114A
- Authority
- CN
- China
- Prior art keywords
- self
- liquefied gas
- fixing sleeve
- gas bottle
- groove
- 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
- 239000000945 filler Substances 0.000 claims description 37
- 238000009434 installation Methods 0.000 claims description 9
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
Abstract
The invention discloses a kind of non-dismountable self-closing valves of liquefied gas bottle, including valve body, the position of the valve body air inlet/outlet is equipped with self-closing device, the self-closing device and valve body air inlet/outlet are interference fitted and self-closing device passes through mechanical seal, this self-closing device passes through mechanical seal, to reach non-removable effect, and seal with elastometic washer is not used, improves the service life and safety of self-closing valve.
Description
Technical field
The present invention relates to LPG valve technical field more particularly to a kind of non-dismountable self-closing valves of liquefied gas bottle.
Background technique
In recent years, liquefied gas has quickly entered huge numbers of families as a kind of New-type fuel, but in lpg filling industry
It is interior, business is filled there are many non-normal, these fill and do not fill qualification a little, filling equipment and fill technology state is not achieved
It is required as defined in family, when inflating to cylinder for liquefied gas, there are biggish security risks, to ensure user's security of the lives and property, mesh
The preceding liquefied gas cylinder valve used has the function of that fixed point fills, so that cylinder for liquefied gas fills mode, energy using fixed point
Enough establish perfect management archives for cylinder for liquefied gas, however, it is many it is irregular fill a wanton destruction valve, make in valve
Portion's structure is destroyed, and user just has security risk when using this valve, seriously threatens the lives and properties peace of user
Entirely.
Mouth is filled in order to solve existing security risk LPG valve and is both provided with self-closing device, traditional self-closing device
It is to be installed in such a way that screw thread is tightened, is then sealed by the rubber ring of inside setting, but this screw thread is received
Tight mode does not meet the non-removable principle of country, secondly because the limitation of rubber ring itself service life, rubber after long-time service
Cushion rubber can lose leakproofness, and the service life of entire self-closing device is caused to shorten, while can also have security risk, and reducing makes
Security performance.
Summary of the invention
The present invention is above-mentioned in order to solve the problems, such as, provides a kind of non-dismountable self-closing valve of liquefied gas bottle, this
Self-closing device to reach non-removable effect, and does not use seal with elastometic washer, improves self-closing valve by mechanical seal
Service life and safety.
The technical solution adopted by the present invention to solve the technical problems is: the present invention provides a kind of liquefied gas bottle is non-disconnectable
Self-closing valve, including valve body are unloaded, the position of the valve body air inlet/outlet is equipped with self-closing device, and the self-closing device and valve body pass in and out gas
Mouth is interference fitted and self-closing device passes through mechanical seal.
Preferably, the self-closing device includes fixing sleeve, tube filler, fixing seat and spring, and the fixing sleeve is in one end band
Open cavity body structure and tube filler, fixing seat and spring is arranged inside fixing sleeve, and the fixing seat is towards tube filler side
The position of end face center be equipped with object placing cavity for placing spring, the tube filler is placed in spring bores, and passes through spring
Elastic deformation is in close contact tube filler and fixing sleeve.Object placing cavity plays the role of positioning, facilitates the assembly of zero accessory, avoids
Components shift when compression.
Preferably, the tube filler is placed in inside fixing sleeve, and the end face of fixing sleeve face opening is equipped with and matches with tube filler
Through slot, the fixing sleeve inner surface and be located at through slot top position be equipped with guiding surface.
Preferably, the angle of the guiding surface is 80 ~ 85 degree, and most preferably, the angle of the guiding surface is 84 degree.
Preferably, the tube filler outer diameter is greater than through slot internal diameter and upper and lower ends and is respectively equipped with first boss and second boss
Cylindrical shape, the first boss is through through slot and prominent fixing sleeve end face, the second boss pass through spring and fixing seat
The position of cooperation, the prominent fixing sleeve upper surface of the first boss is equipped with criss-cross first groove, and first boss outer surface
The position on corresponding first groove cross side is equipped with the second groove.Tube filler outer diameter, which is greater than through slot internal diameter, can guarantee during exercise
Tube filler will not deviate from from fixing sleeve, and only first boss can pass through the through slot of fixing sleeve, then pass through the first groove and the
Two grooves can be such that liquid is adequately input to inside liquefied gas bottle.
Preferably, 1.5 ~ 2.5mm of the first groove groove depth, the second groove 6.5 ~ 7.5mm of flute length, most preferably,
The first groove groove depth 2mm, the second groove flute length 7mm.The first groove and the second groove under the size can make
Gas reaches maximum intake, without leaking.
Preferably, the fixing sleeve outer surface is equipped with first annular groove close to the position of guiding surface.
Preferably, the tube filler is equipped with second annular groove, second annular relative to the surface for being equipped with first boss
Gasket is placed in groove.Gasket can fill the gap between tube filler and fixing sleeve, reinforce leakproofness between the two.
Preferably, the fixing sleeve and one end bottom sides of valve body assembly are equipped with installation inclined-plane, and install chamfer length
For 4.5 ~ 5.5mm, most preferably, installation chamfer length is 5mm.Installation inclined-plane can play the role of guiding, avoid fixing sleeve
It shifts when compressing.
Preferably, the spring line footpath is 0.65 ~ 0.75mm, and active spring coils number is 6 ~ 8 circles, most preferably, described
Spring line footpath is 0.7mm, and active spring coils number is 7 circles.Spring under this parameter can reach best elasticity under the device
The ability of deformation improves the leakproofness between fixing sleeve and tube filler.
Compared with prior art, the device have the advantages that are as follows: the self-closing device of the liquefaction air valve and valve body air inlet
Mouth is interference fitted and self-closing device is by mechanical seal, to reach non-removable effect, and does not use seal with elastometic washer,
The service life and safety of self-closing valve are improved, while fixing sleeve and one end bottom sides of valve body assembly are equipped with installation tiltedly
Face, installation inclined-plane can play the role of guiding, fixing sleeve avoided to shift when compressing.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of diagrammatic cross-section of the non-dismountable self-closing valve of liquefied gas bottle of the present invention；
Fig. 2 is a kind of self-closing device diagrammatic cross-section of the non-dismountable self-closing valve of liquefied gas bottle of the present invention；
Fig. 3 is a kind of fixing seat diagrammatic cross-section of the non-dismountable self-closing valve of liquefied gas bottle of the present invention；
Fig. 4 is a kind of fixing sleeve diagrammatic cross-section of the non-dismountable self-closing valve of liquefied gas bottle of the present invention；
Fig. 5 is a kind of tube filler diagrammatic cross-section of the non-dismountable self-closing valve of liquefied gas bottle of the present invention.
Detailed description of the invention: 1, valve body；2, self-closing device；201, fixing sleeve；202, tube filler；2021, first boss；2022,
Two boss；203, fixing seat；204, spring；3, object placing cavity；4, through slot；5, guiding surface；6, the first groove；7, the second groove；
8, gasket.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
The present invention is as follows in specific implementation: the non-dismountable self-closing valve of a kind of liquefied gas bottle as shown in Figs. 1-5, including valve body
1, the position of 1 air inlet/outlet of valve body is equipped with self-closing device 2, self-closing device 2 and 1 air inlet/outlet of valve body interference fit and self-closing device
2, by mechanical seal, to reach non-removable effect, and do not use seal with elastometic washer, improve the use of self-closing valve
Service life and safety, self-closing device 2 include fixing sleeve 201, tube filler 202, fixing seat 203 and spring 204, fixing sleeve 201
It is arranged inside fixing sleeve 201 in the cavity body structure and tube filler 202 of one end band opening, fixing seat 203 and spring 204, Gu
The position of reservation 203 towards the end face center of 202 side of tube filler is equipped with the object placing cavity 3 for placing spring 204, tube filler 202
It is placed in 204 inner hole of spring, and is in close contact tube filler 202 and fixing sleeve 201 by the elastic deformation of spring 204, object placing cavity 3 rises
To the effect of positioning, facilitate the assembly of zero accessory, avoid compress when components shift, spring line footpath be 0.65 ~
0.75mm, and active spring coils number is 6 ~ 8 circles, most preferably, 204 line footpath of spring is 0.7mm, and 204 number of active coils of spring is 7
It encloses, the spring 204 under this parameter can reach best elastically-deformable ability under the device, improve fixing sleeve 201 and tube filler
Leakproofness between 202, tube filler 202 are placed in inside fixing sleeve 201, and the end face of fixing sleeve 201 face opening is equipped with and tube filler
202 through slots 4 to match, 201 inner surface of fixing sleeve and be located at 4 top position of through slot be equipped with guiding surface 5, guiding surface 5
Angle is 80 ~ 85 degree, and most preferably, the angle of guiding surface 5 is 84 degree, and 202 outer diameter of tube filler is greater than 4 internal diameter of through slot and upper and lower two
End is respectively equipped with the cylindrical shape of first boss 2021 and second boss 2022, and first boss 2021 is through through slot 4 and protrudes
201 end face of fixing sleeve, second boss 2022 are cooperated by spring 204 and fixing seat 203, the prominent fixing sleeve of first boss 2021
The position of 201 upper surfaces is equipped with criss-cross first groove 6, and corresponding first groove, 6 cross in 2021 outer surface of first boss
The position on side is equipped with the second groove 7, and 202 outer diameter of tube filler, which is greater than 4 internal diameter of through slot, can guarantee that tube filler 202 will not be from during exercise
Deviate from fixing sleeve 201, and only first boss 2021 can across the through slot 4 of fixing sleeve 201, then by the first groove 6 and
Second groove 7 can be such that gas is adequately input to inside liquefied gas bottle, 6 1.5 ~ 2.5mm of groove depth of the first groove, the second groove 7
6.5 ~ 7.5mm of flute length, most preferably, the first groove 6 groove depth 2mm, 7 flute length 7mm of the second groove, the first groove 6 under the size
And second groove 7 gas can be made to reach maximum intake, without leaking, 201 outer surface of fixing sleeve is close to leading
It is equipped with first annular groove to the position on inclined-plane 5, tube filler 202 is equipped with the second annular relative to the surface for being equipped with first boss 2021
Groove is placed with gasket 8 in second annular groove, and gasket 8 can fill the gap between tube filler 202 and fixing sleeve 201, add
One end bottom sides that leakproofness between the two by force, fixing sleeve 201 and valve body 1 assemble are equipped with installation inclined-plane and install chamfer length
For 4.5 ~ 5.5mm, most preferably, installation chamfer length is 5mm, and installation inclined-plane can play the role of guiding, avoid fixing sleeve
201 shift when compressing.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of non-dismountable self-closing valve of liquefied gas bottle, it is characterised in that: including valve body, the position of the valve body air inlet/outlet is set
There is self-closing device, the self-closing device and valve body air inlet/outlet are interference fitted and self-closing device passes through mechanical seal.
2. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the self-closing device packet
Include fixing sleeve, tube filler, fixing seat and spring, the fixing sleeve in the cavity body structure and tube filler, fixing seat of one end band opening with
And spring is arranged inside fixing sleeve, the position of the fixing seat towards the end face center of tube filler side is equipped with for placing
The object placing cavity of spring, the tube filler is placed in spring bores, and is in close contact tube filler and fixing sleeve by the elastic deformation of spring.
3. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the tube filler is placed in solid
Fixed set is internal, and the end face of fixing sleeve face opening is equipped with the through slot to match with tube filler, the fixing sleeve inner surface and is located at
Through slot top position is equipped with guiding surface.
4. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the guiding surface
Angle is 80 ~ 85 degree, and most preferably, the angle of the guiding surface is 84 degree.
5. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the tube filler outer diameter is big
In through slot internal diameter and upper and lower ends are respectively equipped with the cylindrical shape of first boss and second boss, and the first boss is through logical
Slot and prominent fixing sleeve end face, the second boss are protruded on fixing sleeve by spring and fixing seat cooperation, the first boss
The position of end face is equipped with criss-cross first groove, and the position on the corresponding first groove cross side in first boss outer surface is all provided with
There is the second groove.
6. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the first groove slot
Deep 1.5 ~ 2.5mm, the second groove 6.5 ~ 7.5mm of flute length, most preferably, the first groove groove depth 2mm, described second is recessed
Slot flute length 7mm.
7. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the fixing sleeve appearance
Face is equipped with first annular groove close to the position of guiding surface.
8. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the tube filler relative to
Surface equipped with first boss is equipped with second annular groove, is placed with gasket in the second annular groove.
9. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the fixing sleeve and valve
One end bottom sides of body assembly are equipped with installation inclined-plane, and installing chamfer length is 4.5 ~ 5.5mm, most preferably, installs inclined-plane
Length is 5mm.
10. the non-dismountable self-closing valve of a kind of liquefied gas bottle according to claim 1, it is characterised in that: the spring line footpath
For 0.65 ~ 0.75mm, and active spring coils number is 6 ~ 8 circles, and most preferably, the spring line footpath is 0.7mm, and active spring coils
Number is 7 circles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910569298.0A CN110220114A (en) | 2019-06-27 | 2019-06-27 | A kind of non-dismountable self-closing valve of liquefied gas bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910569298.0A CN110220114A (en) | 2019-06-27 | 2019-06-27 | A kind of non-dismountable self-closing valve of liquefied gas bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110220114A true CN110220114A (en) | 2019-09-10 |
Family
ID=67815033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910569298.0A Pending CN110220114A (en) | 2019-06-27 | 2019-06-27 | A kind of non-dismountable self-closing valve of liquefied gas bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110220114A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497652A (en) * | 2019-09-27 | 2019-11-26 | 云南白药集团股份有限公司 | Pneumatic dotted line cutter mechanism, application method and its equipment |
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| US6354100B1 (en) * | 2001-01-16 | 2002-03-12 | Schrader Bridgeport International, Inc. | Air conditioner charge valve |
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| KR20170113902A (en) * | 2016-03-29 | 2017-10-13 | 영도산업 주식회사 | Valve assembly for lpg container |
| CN207064814U (en) * | 2017-06-26 | 2018-03-02 | 杭州立琪燃气设备有限公司 | A kind of gas valve self-closing structure of Assembly And Disassembly overall process sealing |
| CN207297915U (en) * | 2017-08-25 | 2018-05-01 | 西安万泰燃气设备有限公司 | A kind of modified form pipe gas self-closing valve |
| CN207848975U (en) * | 2018-02-01 | 2018-09-11 | 深圳安博智控科技有限公司 | A kind of liquefied petroleum gas valve fills self-closing structure with anti- |
| CN108843851A (en) * | 2018-09-25 | 2018-11-20 | 深圳安博智控科技有限公司 | A kind of self-closing coded lock being set in valve is anti-to fill structure |
| CN209494938U (en) * | 2018-12-12 | 2019-10-15 | 金基精密科技（深圳）有限公司 | A kind of non-removable self-closing liquefied petroleum gas cylinder valve |
| CN211083621U (en) * | 2019-06-27 | 2020-07-24 | 金基精密科技（深圳）有限公司 | Non-detachable self-closing valve for liquefied gas cylinder |
-
2019
- 2019-06-27 CN CN201910569298.0A patent/CN110220114A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6354100B1 (en) * | 2001-01-16 | 2002-03-12 | Schrader Bridgeport International, Inc. | Air conditioner charge valve |
| CN201232795Y (en) * | 2008-06-24 | 2009-05-06 | 苏州新智机电工业有限公司 | Pneumatic control valve |
| CN103470826A (en) * | 2013-09-30 | 2013-12-25 | 江南工业集团有限公司 | Maintainable low-temperature gas return port |
| KR20170113902A (en) * | 2016-03-29 | 2017-10-13 | 영도산업 주식회사 | Valve assembly for lpg container |
| CN205979171U (en) * | 2016-08-12 | 2017-02-22 | 深圳安博智控科技有限公司 | Liquefied gas cylinder is with preventing tearing open valve |
| CN106237474A (en) * | 2016-08-31 | 2016-12-21 | 北京雅果科技有限公司 | Gasbag pressure managing device |
| CN207064814U (en) * | 2017-06-26 | 2018-03-02 | 杭州立琪燃气设备有限公司 | A kind of gas valve self-closing structure of Assembly And Disassembly overall process sealing |
| CN207297915U (en) * | 2017-08-25 | 2018-05-01 | 西安万泰燃气设备有限公司 | A kind of modified form pipe gas self-closing valve |
| CN207848975U (en) * | 2018-02-01 | 2018-09-11 | 深圳安博智控科技有限公司 | A kind of liquefied petroleum gas valve fills self-closing structure with anti- |
| CN108843851A (en) * | 2018-09-25 | 2018-11-20 | 深圳安博智控科技有限公司 | A kind of self-closing coded lock being set in valve is anti-to fill structure |
| CN209494938U (en) * | 2018-12-12 | 2019-10-15 | 金基精密科技（深圳）有限公司 | A kind of non-removable self-closing liquefied petroleum gas cylinder valve |
| CN211083621U (en) * | 2019-06-27 | 2020-07-24 | 金基精密科技（深圳）有限公司 | Non-detachable self-closing valve for liquefied gas cylinder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497652A (en) * | 2019-09-27 | 2019-11-26 | 云南白药集团股份有限公司 | Pneumatic dotted line cutter mechanism, application method and its equipment |
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