CN211040494U - Pressure gauge base - Google Patents
Pressure gauge base Download PDFInfo
- Publication number
- CN211040494U CN211040494U CN201921967962.9U CN201921967962U CN211040494U CN 211040494 U CN211040494 U CN 211040494U CN 201921967962 U CN201921967962 U CN 201921967962U CN 211040494 U CN211040494 U CN 211040494U
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- China
- Prior art keywords
- sealing valve
- valve rod
- pressure gauge
- manometer
- sealing
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Abstract
The utility model discloses a pressure gauge stand relates to valve technical field. The utility model discloses a sealed reset spring, the sealing valve rod, the sealing valve clack, when the installation manometer, the sealing valve rod receives under the effort of during the downward installation table, the downstream, the sealing valve rod item is opened with the sealing valve clack, the medium passes through during the sealing valve clack centre bore gets into the manometer, manometer work, when taking off the manometer, because the sealing valve rod is under the effect of sealed reset spring, the upward movement, the sealing valve rod item leads to self-closing with the sealing valve clack, consequently, realize changing on line and overhaul the manometer, this application has compact structure, installation convenient to use, the leakproofness is good, long service life, easy maintenance, low in production cost, etc. are showing the advantage, can be better satisfy in the present gas transmission and distribution trade and change the manometer without stopping gas.
Description
Technical Field
The utility model relates to the technical field of valves, more specifically say and relate to a pressure gauge stand.
Background
In the gas transmission pipeline, generally can install the manometer for the gas pressure in the control gas transmission pipeline, its mounting means generally is to install manometer and manometer valve on gas transmission pipeline, and this manometer valve is for when changing the manometer, cuts off the pressure transmission between gas transmission pipeline and the manometer, cuts off the back, unscrews bad manometer, changes new manometer. Therefore, on the gas transmission pipeline, a plurality of pressure gauges are arranged, each pressure gauge is required to be provided with a pressure gauge valve, and the pressure gauge valve can be a needle valve.
The pressure gauge is installed on the existing gas transmission pipeline and must be provided with a pressure gauge valve, the problem is solved by an effective means at present, the cost for installing the pressure gauge is increased, the manufacturing cost of the pressure gauge valve is also high, the structure is complex, later maintenance is not facilitated, and if the pressure gauge valve is damaged, the risk of gas leakage from the pressure gauge valve can be caused.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect that exists among the above-mentioned prior art and not enough, the utility model provides a pressure gauge stand, the utility model discloses an invention aim at solves the problem that pressure gauge installation must be equipped with a manometer valve among the prior art, the utility model provides a pair of pressure gauge stand can use with the manometer cooperation, and current manometer valve can be replaced to its function, and its manufacturing cost is lower to the manometer valve, and the structure is also simpler, and later maintenance is also more convenient, and the condition that gas leakage can not appear appears.
In order to solve the problems existing in the prior art, the utility model discloses a realize through following technical scheme:
a pressure gauge stand, characterized in that: the pressure gauge seat comprises a pressure gauge seat main body, wherein an airflow channel is arranged in the pressure gauge seat main body, the airflow channel comprises a connecting part connected with a pressure gauge, a mounting hole for mounting a reset spring and a through hole communicated with a gas transmission pipeline, a sealing valve clack is fixedly arranged between the connecting part and the mounting hole, a sealing valve rod penetrates through the sealing valve clack, one end of the sealing valve rod is arranged in the mounting hole, the other end of the sealing valve rod extends towards the connecting part, one end of the sealing valve rod, which is positioned in the mounting hole, is matched with the reset spring, one end of the sealing valve rod, which is positioned in the mounting hole, is in an inverted; one end of the return spring is contacted with the bottom surface of the sealing valve rod, and the other end of the return spring is contacted with the connecting surface of the mounting hole and the through hole.
And a sealing valve clack positioning block for fixing the sealing valve clack is arranged in the connecting part.
The connecting portion internal fixation is provided with the manometer seal receptacle, the manometer seal receptacle sets up in sealed valve clack locating piece top.
And the middle part of the sealing valve rod is provided with an air hole.
The utility model discloses a theory of operation is: the utility model discloses a manometer seat is an independent part, links to each other with gas transmission pipeline alone, and the manometer is installed on the manometer seat. When the pressure gauge is arranged on the pressure gauge seat, the pressure gauge is embedded into the connecting part and is in threaded connection with the connecting part, the pressure variable bottom surface is in contact with the top surface of the sealing valve rod and extrudes the sealing valve rod downwards, the conical surface at the lower end of the sealing valve rod is separated from the sealing valve clack to form a gas channel, and gas in the gas transmission pipeline enters the sealing valve clack from a gap between the sealing valve clack and the conical surface of the sealing valve rod and then enters the pressure gauge, so that the pressure gauge can normally work and the gas pressure in the gas transmission pipeline is monitored; when the manometer needs to be replaced, the manometer is directly unscrewed from the manometer seat, the sealing valve rod resets under the action of the reset spring at the moment, the sealing valve rod moves upwards, a sealing structure is formed by the sealing valve rod and the conical surface at the lower end of the sealing valve rod and the sealing valve clack, the gas channel of the gas transmission channel to the manometer is cut off, gas is prevented from leaking, and online replacement and maintenance of the manometer are realized.
Compared with the prior art, the utility model discloses the effect shows under the profitable technique that brings:
1. this application includes sealed reset spring, the sealing valve rod, the sealing valve clack, when the installation manometer, the sealing valve rod receives under the effort of during the downward installation meter, the downstream, the sealing valve rod item is opened with the sealing valve clack, the medium passes through during the sealing valve clack centre bore gets into the manometer, manometer work, when taking off the manometer, because the sealing valve rod is under the effect of sealed reset spring, the upward movement, the sealing valve rod item leads to self-closing with the sealing valve clack, consequently, realize changing on line and overhaul the manometer, this application has compact structure, installation convenient to use, the leakproofness is good, long service life, easy maintenance, low in production cost, etc. are showing advantages, can be better satisfy and change the manometer in the incessant gas in the present gas transmission and distribution trade.
2. In this application, the sealing valve rod lower extreme is the back taper, and the area of sealing valve rod bottom surface is greater than the area in the middle of the sealing valve rod, and when changing the manometer, under medium pressure and reset spring's combined action, the conical surface that will seal the valve rod is tight with sealed valve clack top, prevents that gas medium from taking place the condition of leaking and appearing, and its sealed effect is better.
3. In this application, installation sealing valve clack locating piece in connecting portion, the sealed valve clack of location that can be fine prevents that sealed valve clack from taking place the displacement by gas medium's washing away after long-term the use, and the condition that appears gas leakage appears. In the application, the sealing valve clack positioning block can be in threaded connection in the connecting part to realize the positioning of the sealing valve clack; the sealing effect between the sealing valve clack and the sealing valve rod is optimized by controlling the position of the sealing valve clack positioning block screwed into the connecting part.
4. Still be provided with the manometer seal receptacle in this application, behind the installation manometer under the effect of manometer seal receptacle, realize and the manometer between sealed, prevent that the medium from leaking between manometer and the manometer seat. The sealing effect is further optimized.
5. In this application, set up the gas pocket on the sealing valve rod, the medium can be during the gas pocket on the bronze drum sealing valve rod enters into the manometer, and this gas pocket is not run through the sealed valve rod of pimo, but the gas pocket of seting up on the pole body except the back taper round platform of sealing valve rod bottom for the manometer can normally work.
Drawings
FIG. 1 is a sectional view of the mounting structure of the pressure gauge and the pressure gauge base of the present invention;
FIG. 2 is a schematic cross-sectional view of the pressure gauge stand of the present invention;
reference numerals: 1. manometer seal receptacle, 2, sealing valve clack locating piece, 3, reset spring, 4, sealing valve rod, 5, sealing valve clack, 6, manometer seat main part, 7, manometer, 8, connecting portion, 9, mounting hole, 10, through-hole.
Detailed Description
The technical solution of the present invention will be further elaborated with reference to the drawings attached to the description.
Example 1
As a preferred embodiment of the present invention, referring to fig. 1 and 2 of the specification, the present embodiment discloses:
a pressure gauge seat comprises a pressure gauge seat main body 6, wherein an air flow channel is arranged in the pressure gauge seat main body 6, the air flow channel comprises a connecting part 8 connected with a pressure gauge 7, a mounting hole 9 for mounting a reset spring 3 and a through hole 10 communicated with an air transmission pipeline, a sealing valve clack 5 is fixedly arranged between the connecting part 8 and the mounting hole 9, a sealing valve rod 4 penetrates through the sealing valve clack 5, one end of the sealing valve rod 4 is arranged in the mounting hole 9, the other end of the sealing valve rod extends towards the connecting part 8, one end of the sealing valve rod 4 positioned in the mounting hole 9 is matched with the reset spring 3, one end of the sealing valve rod 4 positioned in the mounting hole 9 is in an inverted cone shape, and the conical surface of the sealing valve rod is matched with the sealing valve; one end of the return spring 3 is contacted with the bottom surface of the sealing valve rod 4, and the other end is contacted with the connecting surface of the mounting hole 9 and the through hole 10. The utility model discloses a theory of operation is: the utility model discloses a manometer seat is an independent part, links to each other with gas transmission pipeline alone, and manometer 7 is installed on the manometer seat. When the pressure gauge 7 is installed on a pressure gauge seat, the pressure gauge 7 is embedded into the connecting part 8 and is in threaded connection with the connecting part 8, the pressure variable bottom surface is in contact with the top surface of the sealing valve rod 4 and extrudes the sealing valve rod 4 downwards, the conical surface at the lower end of the sealing valve rod 4 is separated from the sealing valve clack 5 to form a gas channel, and gas in the gas transmission pipeline enters the sealing valve clack 5 from a gap between the sealing valve clack 5 and the conical surface of the sealing valve rod and then enters the pressure gauge 7, so that the pressure gauge 7 can normally work and the gas pressure in the gas transmission pipeline is monitored; when the pressure gauge 7 needs to be replaced, the pressure gauge 7 is directly unscrewed from the pressure gauge seat, the sealing valve rod 4 resets under the action of the reset spring 3, namely, the sealing valve rod 4 moves upwards, a sealing structure is formed by the sealing valve rod 4 and the conical surface at the lower end of the sealing valve rod and the sealing valve clack 5, a gas channel of the gas transmission channel to the pressure gauge 7 is cut off, gas leakage is prevented, and online replacement and maintenance of the pressure gauge 7 are realized.
Example 2
As another preferred embodiment of the present invention, referring to fig. 1 and 2 of the specification, the present embodiment discloses:
a pressure gauge seat comprises a pressure gauge seat main body 6, wherein an air flow channel is arranged in the pressure gauge seat main body 6, the air flow channel comprises a connecting part 8 connected with a pressure gauge 7, a mounting hole 9 for mounting a reset spring 3 and a through hole 10 communicated with an air transmission pipeline, a sealing valve clack 5 is fixedly arranged between the connecting part 8 and the mounting hole 9, a sealing valve rod 4 penetrates through the sealing valve clack 5, one end of the sealing valve rod 4 is arranged in the mounting hole 9, the other end of the sealing valve rod extends towards the connecting part 8, one end of the sealing valve rod 4 positioned in the mounting hole 9 is matched with the reset spring 3, one end of the sealing valve rod 4 positioned in the mounting hole 9 is in an inverted cone shape, and the conical surface of the sealing valve rod is matched with the sealing valve; one end of the return spring 3 is contacted with the bottom surface of the sealing valve rod 4, and the other end is contacted with the connecting surface of the mounting hole 9 and the through hole 10. The lower end of the sealing valve rod 4 is in an inverted cone shape, the area of the bottom surface of the sealing valve rod 4 is larger than the area in the middle of the sealing valve rod 4, when the pressure gauge 7 is replaced, under the combined action of medium pressure and the reset spring 3, the conical surface of the sealing valve rod 4 is tightly propped against the sealing valve clack 5, the gas medium is prevented from leaking, and the sealing effect is better. And a sealing valve clack positioning block 2 for fixing the sealing valve clack 5 is arranged in the connecting part 8. Installation sealing valve clack locating piece 2 in connecting portion 8, the sealed valve clack 5 of location that can be fine prevents that sealed valve clack 5 from taking place the displacement by the washing away of gas medium after long-term the use, and the condition that appears gas leakage appears. In the application, the sealing valve clack positioning block 2 can be in threaded connection in the connecting part 8 to realize the positioning of the sealing valve clack 5; the sealing effect between the sealing valve clack 5 and the sealing valve rod 4 is optimized by controlling the position of the sealing valve clack positioning block 2 screwed into the connecting part 8.
Example 3
As another preferred embodiment of the present invention, referring to fig. 1 and 2 of the specification, the present embodiment discloses:
a pressure gauge seat comprises a pressure gauge seat main body 6, wherein an air flow channel is arranged in the pressure gauge seat main body 6, the air flow channel comprises a connecting part 8 connected with a pressure gauge 7, a mounting hole 9 for mounting a reset spring 3 and a through hole 10 communicated with an air transmission pipeline, a sealing valve clack 5 is fixedly arranged between the connecting part 8 and the mounting hole 9, a sealing valve rod 4 penetrates through the sealing valve clack 5, one end of the sealing valve rod 4 is arranged in the mounting hole 9, the other end of the sealing valve rod extends towards the connecting part 8, one end of the sealing valve rod 4 positioned in the mounting hole 9 is matched with the reset spring 3, one end of the sealing valve rod 4 positioned in the mounting hole 9 is in an inverted cone shape, and the conical surface of the sealing valve rod is matched with the sealing valve; one end of the return spring 3 is contacted with the bottom surface of the sealing valve rod 4, and the other end is contacted with the connecting surface of the mounting hole 9 and the through hole 10. And a sealing valve clack positioning block 2 for fixing the sealing valve clack 5 is arranged in the connecting part 8. The connecting portion 8 internal fixation is provided with manometer seal receptacle 1, manometer seal receptacle 1 sets up in sealed valve clack locating piece 2 top. And an air hole is formed in the middle of the sealing valve rod 4.
Still be provided with manometer seal receptacle 1 in this application, behind installation manometer 7 under the effect of manometer seal receptacle 1, realize and manometer 7 between sealed, prevent that the medium from leaking between manometer 7 and the manometer seat. The sealing effect is further optimized. In this application, set up the gas pocket on sealed valve rod 4, the medium can be during the gas pocket on the bronze drum sealed valve rod 4 enters into manometer 7, and this gas pocket is not run through the sealed valve rod 4 of the zege, but the gas pocket of seting up on the pole body except the back taper round platform of sealed valve rod 4 bottom for manometer 7 can normally work.
Claims (4)
1. A pressure gauge stand, characterized in that: the pressure gauge seat comprises a pressure gauge seat main body (6), wherein an airflow channel is arranged in the pressure gauge seat main body (6), the airflow channel comprises a connecting part (8) connected with a pressure gauge (7), a mounting hole (9) for mounting a reset spring (3) and a through hole (10) communicated with a gas transmission pipeline, a sealing valve clack (5) is fixedly arranged between the connecting part (8) and the mounting hole (9), a sealing valve rod (4) penetrates through the sealing valve clack (5), one end of the sealing valve rod (4) is arranged in the mounting hole (9), the other end of the sealing valve rod extends towards the connecting part (8), one end of the sealing valve rod (4) located in the mounting hole (9) is matched with the reset spring (3), one end of the sealing valve rod (4) located in the mounting hole (9) is in an inverted cone shape, and the conical surface of the sealing valve rod is matched with the sealing; one end of the return spring (3) is contacted with the bottom surface of the sealing valve rod (4), and the other end is contacted with the connecting surface of the mounting hole (9) and the through hole (10).
2. A pressure gauge stand of claim 1, wherein: and a sealing valve clack positioning block (2) for fixing the sealing valve clack (5) is arranged in the connecting part (8).
3. A pressure gauge stand according to claim 1 or 2, wherein: the pressure gauge sealing device is characterized in that a pressure gauge sealing seat (1) is fixedly arranged in the connecting portion (8), and the pressure gauge sealing seat (1) is arranged above the sealing valve clack positioning block (2).
4. A pressure gauge stand according to claim 1 or 2, wherein: and an air hole is formed in the middle of the sealing valve rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967962.9U CN211040494U (en) | 2019-11-14 | 2019-11-14 | Pressure gauge base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921967962.9U CN211040494U (en) | 2019-11-14 | 2019-11-14 | Pressure gauge base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211040494U true CN211040494U (en) | 2020-07-17 |
Family
ID=71533078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921967962.9U Active CN211040494U (en) | 2019-11-14 | 2019-11-14 | Pressure gauge base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211040494U (en) |
-
2019
- 2019-11-14 CN CN201921967962.9U patent/CN211040494U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |