CN213207274U - Strap-type gas cylinder with double decompression - Google Patents
Strap-type gas cylinder with double decompression Download PDFInfo
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- CN213207274U CN213207274U CN202021897272.3U CN202021897272U CN213207274U CN 213207274 U CN213207274 U CN 213207274U CN 202021897272 U CN202021897272 U CN 202021897272U CN 213207274 U CN213207274 U CN 213207274U
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- gas cylinder
- decompression unit
- spring
- decompression
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Abstract
The utility model relates to a braces formula gas cylinder with dual decompression, be provided with the relief pressure valve on the gas outlet of gas cylinder and gas cylinder, this relief pressure valve includes the valve body and sets up first decompression unit and the second decompression unit on the valve body, be provided with input and output on the valve body, the one end and the input intercommunication of first decompression unit, the other end of first decompression unit and the one end intercommunication of second decompression unit, the other end and the output intercommunication of second decompression unit, the utility model discloses braces formula gas cylinder with dual decompression is when using, through setting up first decompression unit and second decompression unit on the valve body, through twice decompression unit, better carries out the pressure regulating to the gas cylinder.
Description
Technical Field
The utility model relates to a braces formula gas cylinder with dual decompression.
Background
The existing single pressure reducing valve structure cannot accurately adjust the pressure of gas outlet of the gas cylinder, mainly reflects that the pressure deviation of the gas cylinder outlet is large in high-pressure, medium-pressure and low-pressure states, and can meet the use requirement when being applied to scenes with low requirements on the pressure of the gas outlet, such as fire fighting, diving and the like. However, when the pressure deviation is used as a power source of the needleless injector, the injection effect is influenced, the pressure of the air outlet of the air bottle cannot be well accurately adjusted, the human body is injured due to too high air pressure, the use requirement cannot be met due to too low air pressure, and the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problem that the pressure of the air outlet of the air bottle cannot be well accurately adjusted due to single decompression of the existing strap type air bottle, the human body is injured due to too large air pressure, the use requirement cannot be met due to too small air pressure, and the working efficiency is also reduced, the strap type air bottle with double decompression is provided.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a braces formula gas cylinder with dual decompression, is provided with the relief pressure valve on the gas outlet of gas cylinder and gas cylinder, and this relief pressure valve includes the valve body and sets up first decompression unit and the second decompression unit on the valve body, be provided with input and output on the valve body, the one end and the input intercommunication of first decompression unit, the other end of first decompression unit and the one end intercommunication of second decompression unit, the other end and the output intercommunication of second decompression unit.
The utility model discloses a set up first decompression unit and second decompression unit on the valve body of relief pressure valve, can be better through dual decompression like this control atmospheric pressure to reach the control requirement of pressure, improve the control accuracy of pressure, just also improved work efficiency.
Furthermore, the first-stage pressure reducing unit comprises a first valve cover, a first spring and a first valve rod, a first valve cavity matched with the first valve rod is arranged on the valve body, the first spring and the first valve rod are both arranged in the first valve cavity, one end of the first valve cavity is communicated with the input end, the first valve cover is arranged at the other end of the first valve cavity, one end of the first spring abuts against the first valve cover, the other end of the first spring abuts against the first valve rod, the second-stage pressure reducing unit comprises a second valve cover, a second spring and a second valve rod, a second valve cavity matched with the second valve rod is arranged on the valve body, the second spring and the second valve rod are both arranged in the second valve cavity, one end of the second valve cavity is communicated with the output end, the second valve cover is arranged at the other end of the second valve cavity, and one end of the second spring abuts against the second valve cover, the other end of the second spring is abutted to the second valve rod, and the first valve cavity and the second valve cavity are communicated with each other through a passage. Through set up first decompression unit and second decompression unit on the valve body, through twice decompression unit, better carry out the pressure regulating to the gas cylinder.
In order to facilitate carrying of workers, a back plate is arranged on the gas cylinder, and straps are arranged on two sides of the back plate. Through set up the backplate on the gas cylinder again to be provided with the braces on the backplate.
The utility model has the advantages that: the utility model discloses braces formula gas cylinder with dual decompression is when using, through setting up first decompression unit and second decompression unit on the valve body, through twice decompression unit, better carries out the pressure regulating to the gas cylinder, has avoided the single decompression of current braces formula gas cylinder, and the unable fine pressure of giving vent to anger to the gas cylinder carries out the accuracy and adjusts, and atmospheric pressure too big can cause the injury to the people, and the atmospheric pressure undersize can't reach the operation requirement, has just also reduced work efficiency's problem.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a front view of the pressure valve of the present invention;
fig. 3 is a left side view of the middle pressure valve of the present invention.
In the figure: 1. the gas cylinder, 2, the valve body, 3, first valve pocket, 4, first valve gap, 5, first spring, 6, first valve rod, 7, second valve pocket, 8, second valve gap, 9, second spring, 10, second valve rod, 11, backplate, 12, input, 13, output.
Detailed Description
The utility model discloses the following embodiment of combining does further detailing:
the utility model discloses not confine the following embodiment to, general technical personnel in this field can adopt other multiple embodiment to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1-3, a strap-type gas cylinder 1 with double pressure reduction comprises a gas cylinder 1 and a pressure reduction valve arranged on the gas outlet of the gas cylinder 1, wherein the pressure reduction valve comprises a valve body 2, and a first pressure reduction unit and a second pressure reduction unit arranged on the valve body 2, an input end 12 and an output end 13 are arranged on the valve body 2, one end of the first pressure reduction unit is communicated with the input end 12, the other end of the first pressure reduction unit is communicated with one end of the second pressure reduction unit, and the other end of the second pressure reduction unit is communicated with the output end 13.
The first-stage pressure reducing unit comprises a first valve cover 4, a first spring 5 and a first valve rod 6, a first valve cavity 3 matched with the first valve rod 6 is arranged on the valve body 2, the first spring 5 and the first valve rod 6 are both arranged in the first valve cavity 3, one end of the first valve cavity 3 is communicated with an input end 12, the first valve cover 4 is covered at the other end of the first valve cavity 3, one end of the first spring 5 is abutted against the first valve cover 4, the other end of the first spring 5 is abutted against the first valve rod 6, the second-stage pressure reducing unit comprises a second valve cover 8, a second spring 9 and a second valve rod 10, a second valve cavity 7 matched with the second valve rod 10 is arranged on the valve body 2, the second spring 9 and the second valve rod 10 are both arranged in the second valve cavity 7, one end of the second valve cavity 7 is communicated with an output end 13, and the second valve cover 8 is covered at the other end of the second valve cavity 7, one end of the second spring 9 is abutted on the second valve cover 8, the other end of the second spring 9 is abutted on the second valve rod 10, and the first valve cavity 3 and the second valve cavity 7 are communicated with each other through a passage.
Further, a back plate 11 is arranged on the gas cylinder 1, and straps are arranged on two sides of the back plate 11.
When the strap-type gas cylinder with double decompression is used, firstly, the first valve rod 6 at the first decompression unit is controlled, the first valve rod 6 is controlled to move in the first valve cavity 3 and control the opening degree, the first spring 5 is always abutted on the first valve rod 6, the first valve rod 6 is pushed to move by gas in the gas cylinder 1, so that the first spring 5 is extruded, the first decompression unit is fixed and cannot be adjusted, then, the second valve rod 10 at the second decompression unit is adjusted, the second valve rod 10 is controlled to move in the second valve cavity 7 and control the opening degree, the second spring 9 is always abutted on the second valve rod 10, the gas in the gas cylinder 1 reaches the second valve cavity 7 after being decompressed for one time and pushes the second valve rod 10 to move, so that the second spring is extruded, the gas in the gas cylinder 1 is input from the input end 12 of the valve body 2 and is decompressed by the first decompression unit and the second decompression unit, the decompressed gas is finally discharged from the output end 13 of the valve body 2, the back plate 11 is leaned on the back of the worker, and two hands penetrate through the braces, so that the gas bottle 1 is put on the body.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. A strap-type gas cylinder with dual decompression is characterized in that: be provided with the relief pressure valve on the gas outlet including gas cylinder (1) and gas cylinder (1), this relief pressure valve includes valve body (2) and sets up first decompression unit and second decompression unit on valve body (2), be provided with input (12) and output (13) on valve body (2), the one end and the input (12) intercommunication of first decompression unit, the other end and the one end intercommunication of second decompression unit of first decompression unit, the other end and the output (13) intercommunication of second decompression unit.
2. The strap-type gas cylinder with double decompression according to claim 1, characterized in that: the first pressure reducing unit comprises a first valve cover (4), a first spring (5) and a first valve rod (6), a first valve cavity (3) matched with the first valve rod (6) is arranged on the valve body (2), the first spring (5) and the first valve rod (6) are arranged in the first valve cavity (3), one end of the first valve cavity (3) is communicated with an input end (12), the first valve cover (4) is covered at the other end of the first valve cavity (3), one end of the first spring (5) is abutted against the first valve cover (4), the other end of the first spring (5) is abutted against the first valve rod (6), the second pressure reducing unit comprises a second valve cover (8), a second spring (9) and a second valve rod (10), a second valve cavity (7) matched with the second valve rod (10) is arranged on the valve body (2), and the second spring (9) and the second valve rod (10) are both arranged in the second valve cavity (7), one end and the output end (13) intercommunication of second valve pocket (7), the other end at second valve pocket (7) is established in second valve gap (8) lid, the one end of second spring (9) is supported and is established on second valve gap (8), the other end of second spring (9) is supported and is established on second valve rod (10), communicate each other through the passageway between first valve pocket (3) and second valve pocket (7).
3. The strap-type gas cylinder with double decompression according to claim 1, characterized in that: a back plate (11) is arranged on the gas cylinder (1), and straps are arranged on two sides of the back plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021897272.3U CN213207274U (en) | 2020-09-02 | 2020-09-02 | Strap-type gas cylinder with double decompression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021897272.3U CN213207274U (en) | 2020-09-02 | 2020-09-02 | Strap-type gas cylinder with double decompression |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213207274U true CN213207274U (en) | 2021-05-14 |
Family
ID=75843694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021897272.3U Active CN213207274U (en) | 2020-09-02 | 2020-09-02 | Strap-type gas cylinder with double decompression |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213207274U (en) |
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2020
- 2020-09-02 CN CN202021897272.3U patent/CN213207274U/en active Active
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