CN209458475U - A kind of pneumatic head for compressed natural gas for automobile charge valve - Google Patents
A kind of pneumatic head for compressed natural gas for automobile charge valve Download PDFInfo
- Publication number
- CN209458475U CN209458475U CN201822279533.4U CN201822279533U CN209458475U CN 209458475 U CN209458475 U CN 209458475U CN 201822279533 U CN201822279533 U CN 201822279533U CN 209458475 U CN209458475 U CN 209458475U
- Authority
- CN
- China
- Prior art keywords
- pneumatic head
- head ontology
- male connection
- natural gas
- charge valve
- 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.)
- Expired - Fee Related
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 239000003345 natural gas Substances 0.000 title claims abstract description 13
- 238000005273 aeration Methods 0.000 claims abstract description 12
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Check Valves (AREA)
Abstract
The utility model discloses a kind of pneumatic heads for compressed natural gas for automobile charge valve, including pneumatic head ontology, the pneumatic head ontology is integrally formed by the cuboid of upper end and the male connection of lower end, the central part of the cuboid is equipped with the aeration aperture in horizontal axis layout, the inner cavity of the male connection is equipped with internal thread hole, the bottom of the internal thread hole is equipped with stepped hole, the stepped hole is vertical with aeration aperture to be communicated, and the male connection brake root of the pneumatic head ontology is equipped with undercut groove.The utility model is equipped with aeration aperture by the upper end cuboid central part in pneumatic head ontology and is equipped with internal thread hole, stepped hole in the lower end male connection inner cavity of pneumatic head ontology and is equipped with undercut groove in the male connection brake root of pneumatic head ontology, pneumatic head can be mounted in the valve body upper end of charge valve, improve the structure design of valve body, processing and the assembly difficulty of valve body are greatly reduced, manufacturing cost is reduced.
Description
Technical field
The utility model relates to charge valve fields, are in particular a kind of for compressed natural gas for automobile charge valve
Pneumatic head.
Background technique
The existing compressed natural gas for automobile charge valve on automobile head engine, it is mostly inclined in the central part of valve body
Aeration aperture is equipped at lower section, the aeration aperture is provided with chock plug, and the upper end center sections of the valve body are equipped with valve chamber, in the valve chamber
It is successively arranged steel ball, the spool with gasket, little spring and locking nut outwardly by inner, the left and right ends of the valve body are respectively arranged with
Air outlet adapter is sequentially arranged with escape pipe, bipyramid cutting ferrule and seal nipple by inner in the air outlet adapter outwardly, the valve body it is upper
End head is also spirally connected the cap with gasket of fixing one.Above-mentioned this structure, due to the limitation designed by structure,
Element Design is especially more, product processing and assembly it is all more complicated, especially for ensure compressed natural gas circulation it is unimpeded, it is necessary to
A very big circular hole space is designed in the valve chamber bottom of valve body upper end center sections, so that valve chamber is formed the big collar extension of mouth in one small
Geometry, simultaneously, it is necessary to process two very big and symmetrical notches in the outer circle of steel loading ball one end in spool, significantly
Increase the difficulty of processing of valve body, spool；In addition, the left and right ends of valve body must install air outlet adapter, but can improve manufacture at
This, influences Business Economic Benefit.
Utility model content
It is inflated in view of the above-mentioned problems, the problem of the utility model intends to solve is to provide one kind for compressed natural gas for automobile
Pneumatic head can be mounted in the valve body upper end of charge valve by the pneumatic head of valve, improved the structure design of valve body, greatly reduced valve body
Processing and assembly difficulty reduce manufacturing cost.
In order to achieve the above objectives, the utility model uses following technical scheme: one kind is filled for compressed natural gas for automobile
The pneumatic head of air valve, including pneumatic head ontology, the pneumatic head ontology is by the cuboid of upper end and the male connection structure of lower end
Integrally, the central part of the cuboid is equipped with the aeration aperture in horizontal axis layout, and the inner cavity of the male connection is equipped with
The bottom of internal thread hole, the internal thread hole is equipped with coupled logical stepped hole, and the stepped hole is vertical with aeration aperture to be communicated.
Preferably, the male connection brake root of the pneumatic head ontology is equipped with undercut groove.
Preferably, the material of the pneumatic head ontology is brass.
It is filled the utility model has the beneficial effects that: the utility model is equipped with by the upper end center sections in pneumatic head ontology
Stomata and the lower end inner cavity of pneumatic head ontology be equipped with internal thread hole, stepped hole and pneumatic head ontology male connection stop
Root is equipped with undercut groove, and pneumatic head can be mounted in the valve body upper end of charge valve, improves the structure design of valve body, greatly reduces valve
The processing of body and assembly difficulty reduce manufacturing cost.
Detailed description of the invention
Fig. 1 is the structure sectional view of the prior art.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the shape axonometric drawing of the utility model.
In figure, 1- pneumatic head ontology, 2- pneumatic head, 3- internal thread hole, 4- undercut groove, 5- stepped hole, 6- cuboid, outside 7-
Nipple.
Specific embodiment
In order to make those skilled in the art better understand the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical solutions in the embodiments of the present invention are clearly and completely described.
As shown in Figure 1 to Figure 3, a kind of pneumatic head for compressed natural gas for automobile charge valve of the utility model, including
Pneumatic head ontology 1, the pneumatic head ontology 1 are integrally formed by the cuboid 6 of upper end and the male connection 7 of lower end, the length
The central part of cube 6 is equipped with the aeration aperture 2 in horizontal axis layout, and the inner cavity of the male connection 7 is equipped with internal thread hole 3,
The bottom of the internal thread hole 3 is equipped with coupled logical stepped hole 5, and the stepped hole 5 is vertical with aeration aperture 2 to be communicated, step
Hole 5 is used to install O-ring seals, internal thread hole 3 can realize molding of charge valve cores the inner cavity of pneumatic head ontology 1 move axially with
Regulating seal property energy, the 7 brake root of male connection of the pneumatic head ontology 1 are equipped with undercut groove 4, mountable O shape in undercut groove 4
Sealing ring makes pneumatic head ontology 1 and inflation valve body be spirally connected sealing, it is ensured that external leakage will not occur for compressed natural gas, described to fill
The material of gas head ontology 1 is brass.
The utility model is by 6 central part of upper end cuboid in pneumatic head ontology 1 equipped with aeration aperture 2 and in pneumatic head sheet
7 inner cavity of lower end male connection of body 1 is equipped with internal thread hole 3, stepped hole 5 and the male connection 7 in pneumatic head ontology 1 and stops
Root is equipped with undercut groove 4, and pneumatic head can be mounted in the valve body upper end of charge valve, improves the structure design of valve body, greatly reduces
The processing of valve body and assembly difficulty reduce manufacturing cost.
Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment all should belong to the range of the utility model protection.
Claims (3)
1. a kind of pneumatic head for compressed natural gas for automobile charge valve, including pneumatic head ontology (1), which is characterized in that institute
Pneumatic head ontology (1) is stated to be integrally formed by the cuboid (6) of upper end and the male connection (7) of lower end, the cuboid (6)
Central part is equipped with the aeration aperture (2) in horizontal axis layout, and the inner cavity of the male connection (7) is equipped with internal thread hole (3), institute
The bottom for stating internal thread hole (3) is equipped with coupled logical stepped hole (5), the stepped hole (5) phase vertical with aeration aperture (2)
It is logical.
2. the pneumatic head according to claim 1 for compressed natural gas for automobile charge valve, which is characterized in that described to fill
Male connection (7) the brake root of gas head ontology (1) is equipped with undercut groove (4).
3. the pneumatic head according to claim 1 for compressed natural gas for automobile charge valve, which is characterized in that described to fill
The material of gas head ontology (1) is brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822279533.4U CN209458475U (en) | 2018-12-28 | 2018-12-28 | A kind of pneumatic head for compressed natural gas for automobile charge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822279533.4U CN209458475U (en) | 2018-12-28 | 2018-12-28 | A kind of pneumatic head for compressed natural gas for automobile charge valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209458475U true CN209458475U (en) | 2019-10-01 |
Family
ID=68043486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822279533.4U Expired - Fee Related CN209458475U (en) | 2018-12-28 | 2018-12-28 | A kind of pneumatic head for compressed natural gas for automobile charge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209458475U (en) |
-
2018
- 2018-12-28 CN CN201822279533.4U patent/CN209458475U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 Termination date: 20201228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |