CN209067905U - A kind of gas cylinder valve with pressure holding function - Google Patents
A kind of gas cylinder valve with pressure holding function Download PDFInfo
- Publication number
- CN209067905U CN209067905U CN201821628035.XU CN201821628035U CN209067905U CN 209067905 U CN209067905 U CN 209067905U CN 201821628035 U CN201821628035 U CN 201821628035U CN 209067905 U CN209067905 U CN 209067905U
- Authority
- CN
- China
- Prior art keywords
- valve
- gas cylinder
- spool
- gas
- epitaxy part
- 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
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of gas cylinder valves with pressure holding function, including valve rod, valve body, spool, the valve inner is provided with the spool, the valve core inside is provided with air intake duct, connection air flue is provided with below the spool, the valve rod is provided with above the spool, runner is provided with above the valve rod, fixing seat is provided with below the valve body, the fixing seat inner upper is provided with large sealing circle, the valve body side is provided with epitaxy part, and the epitaxy part is internally provided with gas off-take, and the epitaxy part is internally provided with plug.Beneficial effect is: 1, being provided with plug, can prevent the gas of gas cylinder from leaking when opening by mistake valve, play good leak preventing effect；Conveyer belt can automatically move on retractable material roller to supporting table, more convenient to use, easy to operate；2, using connector connecting valve, this can just discharge the gas in gas cylinder, it is ensured that gas tightness, while facilitating connection other equipment.
Description
Technical field
The utility model relates to valve technology fields, more particularly to a kind of gas cylinder valve with pressure holding function.
Background technique
For the ease of storing and transporting, pressed gas is generally installed in gas cylinder, and gas cylinder is using after the long period,
Then there is some potential safety problems, to jeopardize the personal and property safety of user.Such as the valve of gas cylinder is there are when problem, meeting
Cause the gas in gas cylinder to leak, personnel are damaged.
The Chinese patent of Publication No. CN201621205712.8 discloses a kind of gas cylinder valve and its closing-in structure,
In, which includes valve body, and the side wall of the valve body is equipped with extension section, and blocking portion is equipped in the extension section, described outer
The internal perisporium for prolonging the outer end of section is equipped with limiting component, the blocking portion is limited in the extension section, and the limiting section
Part is formed as one with the extension section.
Structure is complicated for above-mentioned patent, and installation is not easy, and the poor sealing of gas, be easy to cause the leakage of gas.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of bottle valve with pressure holding function
Door.
The utility model achieves the above object through the following technical schemes:
A kind of gas cylinder valve with pressure holding function, including valve rod, valve body, spool, the valve inner are provided with described
Spool, the valve core inside are provided with air intake duct, and connection air flue is provided with below the spool, is arranged above the spool
Valve rod is stated, runner is provided with above the valve rod, fixing seat, the fixing seat inner upper setting are provided with below the valve body
There is a large sealing circle, the valve body side is provided with epitaxy part, and the epitaxy part is internally provided with gas off-take, in the epitaxy part
Portion is provided with plug, and the plug two sides are provided with sealing block, and the plug side is provided with movable block, the movable block side
It is provided with spring groove, the movable block two sides are provided with buffer spring, and the buffer spring is mounted in spring groove, the extension
Connector is provided with outside portion, the connector is internally provided with top tongue.
In above structure, the fixing seat is fixed on gas cylinder by when use, while when installing the connector, rotating institute
It states runner to be lifted up the spool, is connected to the connection air flue and the gas off-take using the air intake duct, it can be by gas
Gas release in bottle, if be fitted without the connector, when rotating the runner, since senior general institute is crossed in the air pressure in gas cylinder
It states plug to eject outward, but the plug and the sealing block contact to form sealing structure, cause gas that can not release, and play anti-
The effect of leakage, when installing the connector, the top tongue ejects the plug backward, reserve can supplied gas discharge sky
The gas in gas cylinder is discharged in gap.
In order to further increase the using effect of the gas cylinder valve with pressure holding function, the runner and the valve rod are welded
Together, the valve rod welds together with the spool, and the valve rod is together by a threaded connection with the valve body.
In order to further increase the using effect of the gas cylinder valve with pressure holding function, the air intake duct takes shape in the valve
Internal portion, the connection air flue take shape in the valve inner, and the spool links together with the valve body slides.
In order to further increase the using effect of the gas cylinder valve with pressure holding function, the valve body and the fixing seat are welded
It is connected together, the fixing seat bonds together with the large sealing circle, and the valve body welds together with the epitaxy part.
In order to further increase the using effect of the gas cylinder valve with pressure holding function, the gas off-take takes shape in described outer
Prolong inside portion, the sealing block bonds together with the epitaxy part, and the sealing block and the plug are slidably connected together.
In order to further increase the using effect of the gas cylinder valve with pressure holding function, the spring groove takes shape in described outer
Prolong inside portion, the buffer spring is embedded in the spring groove, and the buffer spring bonds together with the movable block.
In order to further increase the using effect of the gas cylinder valve with pressure holding function, the movable block and small-sized sealing circle
It bonds together, the epitaxy part is together by a threaded connection with the connector, and the top tongue and the connector are bonded in one
It rises.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, it is provided with plug, can prevent the gas of gas cylinder from leaking when opening by mistake valve, plays good leakproof effect
Fruit；Conveyer belt can automatically move on retractable material roller to supporting table, more convenient to use, easy to operate；
2, using connector connecting valve, this can just discharge the gas in gas cylinder, it is ensured that gas tightness, while side
Just other equipment are connected.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of front view structure schematic diagram of gas cylinder valve with pressure holding function described in the utility model；
Fig. 2 is enlarged drawing at a kind of plug of gas cylinder valve with pressure holding function described in the utility model；
Fig. 3 is a kind of joint structure schematic diagram of gas cylinder valve with pressure holding function described in the utility model.
The reference numerals are as follows:
1, runner；2, valve rod；3, valve body；4, spool；5, air intake duct；6, air flue is connected；7, large sealing circle；8, fixed
Seat；9, gas off-take；10, plug；11, sealing block；12, epitaxy part；13, connector；14, tongue is pushed up；15, buffer spring；16, spring
Slot；17, small-sized sealing circle；18, movable block.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
Embodiment one:
As shown in Figure 1-Figure 3, a kind of gas cylinder valve with pressure holding function, including valve rod 2, valve body 3, spool 4, valve body 3
It is internally provided with spool 4, spool 4 is internally provided with air intake duct 5, and connection air flue 6 is provided with below spool 4, is arranged above spool 4
There is valve rod 2, runner 1 is provided with above valve rod 2, fixing seat 8 is provided with below valve body 3,8 inner upper of fixing seat is provided with large size
Sealing ring 7,3 side of valve body are provided with epitaxy part 12, and epitaxy part 12 is internally provided with gas off-take 9, and epitaxy part 12 is internally provided with
Plug 10,10 two sides of plug are provided with sealing block 11, and 10 side of plug is provided with movable block 18, and 18 side of movable block is provided with bullet
Spring slot 16,18 two sides of movable block are provided with buffer spring 15, and buffer spring 15 is mounted in spring groove 16, outside epitaxy part 12
It is provided with connector 13, connector 13 is internally provided with top tongue 14.
Embodiment two:
The difference between this embodiment and the first embodiment lies in: in the present embodiment, gas off-take 9 is taken shape in inside epitaxy part 12, close
Envelope block 11 bonds together with epitaxy part 12, and sealing block 11 and plug 10 are slidably connected together.
Specifically, setting can play the role of sealing in this way, effectively it can prevent gas from leaking.
The working principle of the utility model are as follows: fixing seat 8 is fixed on gas cylinder when use, while installing top connection 13
When, spool 4 is lifted up by rotating wheel 1, is connected to connection air flue 6 and gas off-take 9 using air intake duct 5, can will be in gas cylinder
Gas body release, if be fitted without connector 13, when rotating wheel 1, since to cross senior general's plug 10 outside for the air pressure in gas cylinder
Ejection, but plug 10 and the contact of sealing block 11 form sealing structure, cause gas that can not release, play the role of leakproof, are pacifying
When joint 13, top tongue 14 ejects plug 10 backward, reserve can supplied gas discharge gap, make gas in gas cylinder can be with
Discharge.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of gas cylinder valve with pressure holding function, it is characterised in that: including valve rod, valve body, spool, the valve inner is set
It is equipped with the spool, the valve core inside is provided with air intake duct, and connection air flue, the spool top are provided with below the spool
It is provided with the valve rod, runner is provided with above the valve rod, be provided with fixing seat below the valve body, inside the fixing seat
Top is provided with large sealing circle, and the valve body side is provided with epitaxy part, and the epitaxy part is internally provided with gas off-take, described
Epitaxy part is internally provided with plug, and the plug two sides are provided with sealing block, and the plug side is provided with movable block, the shifting
Motion block side is provided with spring groove, and the movable block two sides are provided with buffer spring, and the buffer spring is mounted in spring groove,
Connector is provided with outside the epitaxy part, the connector is internally provided with top tongue.
2. a kind of gas cylinder valve with pressure holding function according to claim 1, it is characterised in that: the runner with it is described
Valve rod welds together, and the valve rod welds together with the spool, and the valve rod is threadedly attached in the valve body
Together.
3. a kind of gas cylinder valve with pressure holding function according to claim 1, it is characterised in that: the air intake duct molding
In the valve inner, the connection air flue takes shape in the valve inner, and the spool and the valve body slides are connected to one
It rises.
4. a kind of gas cylinder valve with pressure holding function according to claim 1, it is characterised in that: the valve body with it is described
Fixing seat welds together, and the fixing seat bonds together with the large sealing circle, and the valve body and the epitaxy part weld
It is connected together.
5. a kind of gas cylinder valve with pressure holding function according to claim 1, it is characterised in that: the gas off-take molding
Inside the epitaxy part, the sealing block bonds together with the epitaxy part, and the sealing block and plug sliding connect
It is connected together.
6. a kind of gas cylinder valve with pressure holding function according to claim 1, it is characterised in that: the spring Slot shaping
Inside the epitaxy part, the buffer spring is embedded in the spring groove, and the buffer spring is Nian Jie with the movable block
Together.
7. a kind of gas cylinder valve with pressure holding function according to claim 1, it is characterised in that: the movable block with it is small
Type sealing ring bonds together, and the epitaxy part is together by a threaded connection with the connector, the top tongue and the connector
It bonds together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821628035.XU CN209067905U (en) | 2018-10-08 | 2018-10-08 | A kind of gas cylinder valve with pressure holding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821628035.XU CN209067905U (en) | 2018-10-08 | 2018-10-08 | A kind of gas cylinder valve with pressure holding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209067905U true CN209067905U (en) | 2019-07-05 |
Family
ID=67094236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821628035.XU Expired - Fee Related CN209067905U (en) | 2018-10-08 | 2018-10-08 | A kind of gas cylinder valve with pressure holding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209067905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828836A (en) * | 2020-07-22 | 2020-10-27 | 宁波麦实科技有限公司 | Anti-disassembly liquefied petroleum gas cylinder valve |
-
2018
- 2018-10-08 CN CN201821628035.XU patent/CN209067905U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828836A (en) * | 2020-07-22 | 2020-10-27 | 宁波麦实科技有限公司 | Anti-disassembly liquefied petroleum gas cylinder valve |
| CN111828836B (en) * | 2020-07-22 | 2022-06-24 | 宁波麦实科技有限公司 | Anti-disassembly liquefied petroleum gas cylinder valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 Termination date: 20211008 |