CN211117835U - Device for realizing constant-pressure low-pressure gas flow increase - Google Patents
Device for realizing constant-pressure low-pressure gas flow increase Download PDFInfo
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- CN211117835U CN211117835U CN201922247067.6U CN201922247067U CN211117835U CN 211117835 U CN211117835 U CN 211117835U CN 201922247067 U CN201922247067 U CN 201922247067U CN 211117835 U CN211117835 U CN 211117835U
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- shell
- valve
- spring
- diaphragm
- governing valve
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Abstract
The utility model discloses a realize device of constant pressure low pressure gas flow increase, which comprises an outer shell, shell one side is equipped with the air inlet, and the opposite side is equipped with the gas outlet, governing valve one end is connected to the air inlet, actuating lever one end is connected to the governing valve other end, diaphragm one end is connected to the actuating lever other end, the diaphragm is fixed in on the shell, the diaphragm is equipped with two, two diaphragm upper surfaces have laid the spring mounting panel, be fixed with spring one end on the spring mounting panel, the spring other end pushes up on the spring housing, the spring housing is fixed in on the shell, governing valve, actuating lever all are located the surge chamber, governing valve swing joint is in the shell internal surface, surge chamber and gas outlet intercommunication. The device has simple structure, can effectively stabilize air pressure, ensures stable air supply of the air supply device, and is convenient for users to use.
Description
Technical Field
The utility model relates to a constant pressure valve technical field, concretely relates to realize device that constant voltage low pressure gas increases a class.
Background
The constant pressure valve is generally installed on a pipeline, and aims to convert a high-pressure air source output by an external air inlet device into a low-pressure stable air source, and an air outlet of the constant pressure valve is externally connected with an air supply device to be supplied. In the market today, many constant pressure valve structures are complicated, and the easy problem that appears hardly guarantees that gas output is invariable, leads to the gas feeder air feed unstability, influences user's use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a realize device that constant voltage low pressure gas increases a class to solve the problem that proposes among the above-mentioned background art. In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a realize device that constant voltage low pressure gas increases flow, includes the shell, shell one side is equipped with the air inlet, and the opposite side is equipped with the gas outlet, governing valve one end is connected to the air inlet, governing valve other end connection actuating lever one end, diaphragm one end is connected to the actuating lever other end, the diaphragm other end is fixed in on the shell, the diaphragm is equipped with two, spring mounting plate has been laid to two diaphragm upper surfaces, be fixed with spring one end on the spring mounting plate, the spring other end pushes up on the spring housing, the spring housing is fixed in on the shell, governing valve, actuating lever all are located the surge chamber, governing valve swing joint is in the shell internal surface, surge chamber and gas outlet intercommunication.
Preferably, the governing valve includes governing valve air outlet valve and adjusting valve body, the governing valve air outlet valve is fixed in on the air inlet, adjusting valve body one end is equipped with the installing port, and the actuating lever is connected to the other end, the installing port cover is on the governing valve air outlet valve, pin swing joint is passed through in the adjusting valve body middle part in the shell internal surface, adjusting valve body both ends accessible pin up-and-down motion.
Preferably, the mounting positions of the mounting ports of the air outlet valve of the regulating valve and the regulating valve body are provided with sealing rings.
Preferably, one side of the diaphragm close to the shell is provided with a limiting bulge.
A device for realizing constant-pressure low-pressure fuel gas flow increase specifically comprises the following contents:
(1) when the air outlet load is reduced and the air outlet pressure is increased, the gas pressure of the pressure regulating chamber is increased, the regulating valve pushes the spring to move upwards through the driving rod, the regulating valve is closed at the moment, the air inlet pressure is limited, the air outlet pressure and the spring pressure are balanced, and the stability of the air outlet pressure is realized;
(2) when the load of giving vent to anger increases, when the pressure of giving vent to anger reduced, surge-chamber atmospheric pressure reduces, and the governing valve passes through the actuating lever and drives the spring downstream, and the governing valve is gradually open mode, and import gas flow increases for the discharge pressure increase, when surge-chamber atmospheric pressure and spring action were balanced, the pressure of giving vent to anger realized stably, thereby made gas outlet pressure invariable.
The utility model discloses a technological effect and advantage: the device has simple structure, can effectively stabilize air pressure, ensures stable air supply of the air supply device, and is convenient for users to use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1-shell, 2-air inlet, 3-air outlet, 4-regulating valve, 5-driving rod, 6-diaphragm, 7-spring mounting plate, 8-spring, 9-spring housing, 10-pressure regulating chamber, 41-regulating valve outlet valve, 42-regulating valve body, 43-mounting port, 44-pin, 45-sealing ring and 61-limiting protrusion.
Detailed Description
In order to make the technical means, the creative features, the objectives and the functions of the present invention easily understood and appreciated, the present invention will be further described with reference to the specific drawings, and in the description of the present invention, unless otherwise specified or limited, the terms "mounted," connected "and" connected "should be understood broadly, and for example, the terms" fixed connection, "detachable connection," integral connection, mechanical connection, and electrical connection may be used; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Example 1
The device for realizing constant-pressure low-pressure gas flow increase comprises a shell 1, wherein one side of the shell 1 is provided with an air inlet 2, the other side of the shell is provided with an air outlet 3, one end of an adjusting valve 4 is connected with the air inlet 2, one end of a driving rod 5 is connected with the other end of the adjusting valve 4, one end of a membrane 6 is connected with the other end of the driving rod 5, the other end of the membrane 6 is fixed on the shell 1, the membrane 6 is provided with two membranes, a spring mounting plate 7 is arranged on the upper surfaces of the two membranes 6, one end of a spring 8 is fixed on the spring mounting plate 7, the other end of the spring 8 is supported on a spring housing 9, the spring housing 9 is fixed on the shell 1, the adjusting valve 4 and the driving rod 5 are both positioned in a pressure adjusting chamber 10, the.
Example 2
The device for realizing constant-pressure low-pressure gas flow increase comprises a shell 1, wherein one side of the shell 1 is provided with an air inlet 2, the other side of the shell is provided with an air outlet 3, one end of an adjusting valve 4 is connected with the air inlet 2, one end of a driving rod 5 is connected with the other end of the adjusting valve 4, one end of a membrane 6 is connected with the other end of the driving rod 5, the other end of the membrane 6 is fixed on the shell 1, the membrane 6 is provided with two membranes, a spring mounting plate 7 is arranged on the upper surfaces of the two membranes 6, one end of a spring 8 is fixed on the spring mounting plate 7, the other end of the spring 8 is supported on a spring housing 9, the spring housing 9 is fixed on the shell 1, the adjusting valve 4 and the driving rod 5 are both positioned in a pressure adjusting chamber 10, the.
Preferably, the regulating valve 4 comprises a regulating valve outlet valve 41 and a regulating valve body 42, the regulating valve outlet valve 41 is fixed on the air inlet 2, one end of the regulating valve body 42 is provided with a mounting port 43, the other end of the regulating valve body is connected with the driving rod 5, the mounting port 43 is sleeved on the regulating valve outlet valve 41, the middle part of the regulating valve body 42 is movably connected to the inner surface of the housing 1 through a pin 44, two ends of the regulating valve body 42 can move up and down through the pin 44, when the driving rod 5 moves down, the mounting port 43 of the regulating valve body 42 leaves the regulating valve outlet valve 41, and the regulating valve 4 is gradually opened; when the driving rod 5 moves upwards, the mounting port 43 covers the regulating valve outlet valve 41, and the regulating valve 4 is closed.
Preferably, the mounting positions of the mounting ports of the regulating valve outlet valve 41 and the regulating valve body 42 are provided with sealing rings 45.
Preferably, a limiting bulge 61 is arranged on one side of the membrane 6 close to the shell.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (4)
1. The utility model provides a realize device that constant pressure low pressure gas increases a class, includes the shell, its characterized in that: the utility model discloses a pressure regulating device, including shell, governing valve, spring mounting panel, pressure regulating chamber and gas outlet, shell one side is equipped with the air inlet, and the opposite side is equipped with the gas outlet, governing valve one end is connected to the air inlet, actuating lever one end is connected to the governing valve other end, diaphragm one end is connected to the actuating lever other end, the diaphragm other end is fixed in on the shell, the diaphragm is equipped with two, spring mounting panel has been laid to two diaphragm upper surfaces, be fixed with spring one end on the spring mounting panel, the spring other end pushes up on the spring housing, the spring housing is fixed in on the shell, governing valve.
2. The device for realizing constant pressure and low pressure fuel gas flow increase of the claim 1 is characterized in that: the governing valve includes governing valve air outlet valve and adjusting valve body, the governing valve air outlet valve is fixed in on the air inlet, adjusting valve body one end is equipped with the installing port, and the actuating lever is connected to the other end, the installing port overlaps on the governing valve air outlet valve, pin swing joint is passed through in the adjusting valve body middle part in the shell internal surface, adjusting valve body both ends accessible pin up-and-down motion.
3. The device for realizing constant pressure and low pressure fuel gas flow increase of the claim 2 is characterized in that: and sealing rings are arranged at the mounting positions of the mounting ports of the air outlet valve of the regulating valve and the regulating valve body.
4. The device for realizing constant pressure and low pressure fuel gas flow increase according to any one of claims 1 or 3, wherein: and one side of the diaphragm, which is close to the shell, is provided with a limiting bulge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247067.6U CN211117835U (en) | 2019-12-16 | 2019-12-16 | Device for realizing constant-pressure low-pressure gas flow increase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247067.6U CN211117835U (en) | 2019-12-16 | 2019-12-16 | Device for realizing constant-pressure low-pressure gas flow increase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211117835U true CN211117835U (en) | 2020-07-28 |
Family
ID=71707791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922247067.6U Expired - Fee Related CN211117835U (en) | 2019-12-16 | 2019-12-16 | Device for realizing constant-pressure low-pressure gas flow increase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211117835U (en) |
-
2019
- 2019-12-16 CN CN201922247067.6U patent/CN211117835U/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: 20200728 Termination date: 20211216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |