CN209604621U - A kind of hydrogen or oxygen gas pressure relief safety valve - Google Patents
A kind of hydrogen or oxygen gas pressure relief safety valve Download PDFInfo
- Publication number
- CN209604621U CN209604621U CN201920287290.0U CN201920287290U CN209604621U CN 209604621 U CN209604621 U CN 209604621U CN 201920287290 U CN201920287290 U CN 201920287290U CN 209604621 U CN209604621 U CN 209604621U
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- CN
- China
- Prior art keywords
- gas
- spring
- air venting
- valve body
- hydrogen
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Abstract
The utility model discloses a kind of hydrogen or oxygen gas pressure relief safety valves, including the safe valve body of air venting, the upper end of the safe valve body of air venting is fixedly connected with removable valve door closure, the side of removable valve door closure is integrally formed with handle, the inside of the safe valve body of air venting successively offers flexible room from top to bottom, gas drain chamber and dielectric chamber, and the safe valve body of air venting and flexible room, gas drain chamber and dielectric chamber are an integral molding structure, the safe valve body of the utility model air venting is fixedly connected with removable valve door closure by screw thread rotation, removable valve door closure can be disassembled when user's swing handle, it is convenient for changing internal spring, avoid influencing the whole efficiency of gas conveying, the upper end of I-shaped piston is provided with one layer of non-resistance gasket simultaneously, so that the gas inside gas drain chamber is not easy to lead to It crosses gap to enter flexible indoor and aoxidize or corrode spring, improves the service life of spring.
Description
Technical field
The utility model belongs to gas safety valve technical field, and in particular to a kind of hydrogen or oxygen gas pressure relief safety valve.
Background technique
Gas safety valve is safety component important in pressure vessel and air pressure equipment.Safety valve is a kind of safety guarantor
Shield valve, its opening and closing element are in normally off under external force, when compressor pressure raising, open automatically when more than specified value
Open, by outside system discharge medium come to prevent in compressor pressure medium be more than specified value.The effect of safety valve is control
Pressure is no more than specified value, plays important protective effect to the operation of personal safety and compressor.
Existing technology has the following problems: 1, gas safety valve on the market usually because gas medium pressure it is excessive or
Person too long, is caused the telescopicing performance of spring to reduce and need replacing, usually needs to close again during replacement using the time
The total valve of gas pipeline, in this way replacement are very troublesome, influence the whole efficiency of gas conveying；2, some dielectric gas are to gas
Spring in body safety valve has corrosiveness, and prolonged contact will cause spring oxidation, reduce the service life of spring.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of hydrogen or oxygen gas pressure release safety
Valve has the characteristics that anti-oxidation and is convenient for changing.
To achieve the above object, the utility model provides the following technical solutions: a kind of hydrogen or oxygen gas pressure relief safety valve, including
The safe valve body of air venting, the upper end of the safe valve body of air venting are fixedly connected with removable valve door closure, it is described can
The side of valve cover is dismantled integrally formed with handle, the inside of the safe valve body of air venting successively offers from top to bottom
Flexible room, gas drain chamber and dielectric chamber, and the safe valve body of the air venting and the flexible room, the gas drain chamber
It is an integral molding structure with the dielectric chamber, the inside engaging of the flexible room has spring, and the upper-end contact of the spring has fourth
Font screw, the center of inside of the T-shaped screw offer stomata, the one end of the spring far from the T-shaped screw
Whether there is or not resistance seals pad, the non-resistance gasket is fixedly connected with I-shaped piston, institute far from the side of the spring for contact
The lower end for stating dielectric chamber is fixedly connected with gas and enters pipe, and the gas drain chamber is fixedly connected with far from the side of the handle
Gas discharge pipe, being internally embedded for the gas discharge pipe are provided with valve.
As a kind of optimal technical scheme of the utility model, the surface mount of the handle has rubber layer.
As a kind of optimal technical scheme of the utility model, the spring is stainless steel component.
As a kind of optimal technical scheme of the utility model, the non-resistance gasket passes through with the I-shaped piston
Super glue is pasted together.
As a kind of optimal technical scheme of the utility model, the upper part of the I-shaped piston is fastened on described flexible
Interior, the lower part of the I-shaped piston are fastened in the gas drain chamber.
As a kind of optimal technical scheme of the utility model, the safe valve body of air venting and the removable valve
Door closure is fixedly connected by screw thread rotation.
Compared with prior art, the utility model has the beneficial effects that
The safe valve body of the utility model air venting is fixedly connected with removable valve door closure by screw thread rotation, user
Removable valve door closure can be disassembled when swing handle, be convenient for changing internal spring, avoid influencing the whole of gas conveying
Body efficiency, while the upper end of I-shaped piston being provided with one layer of non-resistance gasket, so that the gas inside gas drain chamber
It not easily passs through gap to enter flexible indoor and aoxidize or corrode spring, improves the service life of spring.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
In the accompanying drawings:
Fig. 1 is the schematic view of facade structure of the utility model；
Fig. 2 is the overlooking structure diagram of the utility model；
In figure: 1, the safe valve body of air venting；2, spring；3, non-resistance gasket；4, removable valve door closure；5, T-shaped
Shape screw；6, handle；7, flexible room；8, gas drain chamber；9, I-shaped piston；10, dielectric chamber；11, gas enters pipe；12,
Valve；13, gas discharge pipe；14, stomata.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing.In the utility model
Description in, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical new
Type and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " are only used
In description purpose, it is not understood to indicate or imply and faces ground importance.
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, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment
The utility model is the following technical schemes are provided: a kind of hydrogen or oxygen gas pressure relief safety valve referring to FIG. 1-2, including gas
The upper end of body pressure relief safety valve ontology 1, the safe valve body 1 of air venting is fixedly connected with removable valve door closure 4, dismountable valve
The side of lid 4 integrally formed with handle 6, the inside of the safe valve body 1 of air venting successively offer from top to bottom flexible room 7,
Gas drain chamber 8 and dielectric chamber 10, and the safe valve body 1 of air venting is with flexible room 7, gas drain chamber 8 and dielectric chamber 10
The inside engaging of integrated formed structure, flexible room 7 has spring 2, and the upper-end contact of spring 2 has T-shaped screw 5, T-shaped screw
5 center of inside offers stomata 14, and whether there is or not resistance seals pad 3, non-resistances for end thereof contacts of the spring 2 far from T-shaped screw 5
Gasket 3 is fixedly connected with I-shaped piston 9 far from the side of spring 2, and the lower end of dielectric chamber 10 is fixedly connected with gas entrance
Pipe 11, gas drain chamber 8 are fixedly connected with gas discharge pipe 13 far from the side of handle 6, and gas discharge pipe 13 is internally embedded
It is provided with valve 12.
In order to increase the frictional force on 6 surface of handle, to facilitate Unscrew removable valve door closure 4, further, handle 6
Surface mount have rubber layer.
It becomes rusty on spring 2 in order to prevent, further, spring 2 is stainless steel component.
In order to make non-resistance gasket 3 and I-shaped 9 stable connection of piston, further, non-resistance gasket 3 and I-shaped
Shape piston 9 is pasted together by super glue.
In order to be blocked and can be slided by gas drain chamber 8 when enabling I-shaped piston 9 by gas pressure, further
Ground, the upper part of I-shaped piston 9 are fastened in flexible room 7, and the lower part of I-shaped piston 9 is fastened in gas drain chamber 8.
In order to make, further, the safe valve body 1 of air venting connects with removable valve door closure 4 by the way that screw thread rotation is fixed
It connects.
The working principle and process for using of the utility model: firstly, the safe valve body of the air venting of the utility model 1 with
Removable valve door closure 4 is fixedly connected by screw thread rotation, can will be under removable valve door closure 4 dismantles when user's swing handle 6
Come, is convenient for changing internal spring 2, while the upper end of I-shaped piston 9 being provided with one layer of non-resistance gasket 3, makes to bring about the desired sensation
Gas inside body drain chamber 8 not easily passs through gap and enters in flexible room 7 and aoxidize or corrode spring 2, in addition in T-shaped
The center of inside of shape screw 5 is also provided with stomata 14, prevents I-shaped piston 9 when moving up, generates because of compressed gas
Pressure, in use, only needing rotating valve 12 to close gas discharge pipe 13 when user needs replacing spring 2, being then rotated further by
Removable valve door closure 4 is unloaded replacement spring 2 by handle 6.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of hydrogen or oxygen gas pressure relief safety valve, including the safe valve body of air venting (1), it is characterised in that: the gas is let out
The upper end of safe valve body (1) is pressed to be fixedly connected with removable valve door closure (4), the side one of the removable valve door closure (4)
It forms handle (6), the inside of the safe valve body of air venting (1) successively offers flexible room (7), gas from top to bottom
Drain chamber (8) and dielectric chamber (10), and the safe valve body of the air venting (1) and the flexible room (7), the gas discharge
Room (8) and the dielectric chamber (10) are an integral molding structure, and the inside engaging of the flexible room (7) has spring (2), the spring
(2) upper-end contact has T-shaped screw (5), and the center of inside of the T-shaped screw (5) offers stomata (14), the bullet
For end thereof contacts of the spring (2) far from the T-shaped screw (5) whether there is or not resistance seals pad (3), the non-resistance gasket (3) is separate
The side of the spring (2) is fixedly connected with I-shaped piston (9), the lower end of the dielectric chamber (10) be fixedly connected with gas into
Enter pipe (11), the gas drain chamber (8) is fixedly connected with gas discharge pipe (13) far from the side of the handle (6), described
Being internally embedded for gas discharge pipe (13) is provided with valve (12).
2. a kind of hydrogen or oxygen gas pressure relief safety valve according to claim 1, it is characterised in that: the surface of the handle (6)
It is pasted with rubber layer.
3. a kind of hydrogen or oxygen gas pressure relief safety valve according to claim 1, it is characterised in that: the spring (2) is stainless
Steel member.
4. a kind of hydrogen or oxygen gas pressure relief safety valve according to claim 1, it is characterised in that: the non-resistance gasket
(3) it is pasted together with the I-shaped piston (9) by super glue.
5. a kind of hydrogen or oxygen gas pressure relief safety valve according to claim 1, it is characterised in that: the I-shaped piston (9)
Upper part be fastened in the flexible room (7), the lower part of the I-shaped piston (9) is fastened on the gas drain chamber
(8) in.
6. a kind of hydrogen or oxygen gas pressure relief safety valve according to claim 1, it is characterised in that: the air venting safety valve
Ontology (1) is fixedly connected with the removable valve door closure (4) by screw thread rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920287290.0U CN209604621U (en) | 2019-03-06 | 2019-03-06 | A kind of hydrogen or oxygen gas pressure relief safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920287290.0U CN209604621U (en) | 2019-03-06 | 2019-03-06 | A kind of hydrogen or oxygen gas pressure relief safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209604621U true CN209604621U (en) | 2019-11-08 |
Family
ID=68404039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920287290.0U Expired - Fee Related CN209604621U (en) | 2019-03-06 | 2019-03-06 | A kind of hydrogen or oxygen gas pressure relief safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209604621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144472A (en) * | 2021-03-15 | 2021-07-23 | 江苏复森特种阀门有限公司 | Detachable flame arrester |
-
2019
- 2019-03-06 CN CN201920287290.0U patent/CN209604621U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144472A (en) * | 2021-03-15 | 2021-07-23 | 江苏复森特种阀门有限公司 | Detachable flame arrester |
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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: 20191108 Termination date: 20210306 |