CN216524175U - Outdoor water system anti-freezing pressure gauge base - Google Patents
Outdoor water system anti-freezing pressure gauge base Download PDFInfo
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- CN216524175U CN216524175U CN202123006382.3U CN202123006382U CN216524175U CN 216524175 U CN216524175 U CN 216524175U CN 202123006382 U CN202123006382 U CN 202123006382U CN 216524175 U CN216524175 U CN 216524175U
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- weather
- pressure gauge
- medium
- resistant
- water system
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000007710 freezing Methods 0.000 title claims abstract description 12
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 230000002528 anti-freeze Effects 0.000 claims description 6
- 229920002545 silicone oil Polymers 0.000 claims description 5
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims 1
- 238000004378 air conditioning Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to a pressure gauge stand, in particular to an anti-freezing pressure gauge stand for an outdoor water system, which comprises a weather-proof medium pipe, wherein the upper part of the weather-proof medium pipe is connected with a pressure gauge, and the lower part of the weather-proof medium pipe is connected with a water pipeline; a weather-proof medium cavity is arranged in the weather-proof medium pipe, an elastic piston is movably connected to the inner wall of the weather-proof medium cavity, and a weather-proof hydrophobic viscosity medium is placed above the elastic piston in the weather-proof medium cavity; a side hole is formed in the pipe wall of the weather-resistant medium pipe, and a pressure zero-return adjusting plug is arranged in the side hole; the utility model reduces the possibility of wet air entering the head of the pressure gauge and solves the problems of frost damage of the pressure gauge and return of pressure to zero.
Description
Technical Field
The utility model relates to a pressure gauge stand, in particular to an anti-freezing pressure gauge stand for an outdoor water system.
Background
The current spring bent tube formula of manometer seat, multiple forms such as diaphragm formula, mechanical pole transmission formula have solved protecting against shock, anticorrosion, frostproofing scheduling problem respectively, but some because the structure is complicated, high in manufacturing cost, some because of the ageing rupture of membranes that appears of diaphragm, some corrosion appears, the spring inefficacy, faults such as ejector pin card is dead. In a central air-conditioning system, the phenomenon of frequent frost damage of a pressure gauge of an outdoor water system in winter is frequent, and the loss of replacing the pressure gauge every year is great. As shown in figure 1, the freezing damage of the pressure gauge 7 is mainly caused by that the gauge head extends outwards through the spring seat 8, moisture in wet air of the gauge head is continuously condensed and frozen, water vapor is continuously supplemented to the gauge head in the water pipe 9, and the inner cavity of the gauge head is full of ice in cycles and is finally frozen.
In the prior art, a method for isolating water by using common antifreeze is adopted, but an isolation medium is water-soluble, so that the medium is easy to leak and loses the antifreezing effect. Especially, from the structure, the problem that the pointer does not return to zero easily occurs when the pressure gauge is loaded after the pressure gauge is filled with the isolation medium for the first time.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art and provides an anti-freezing pressure gauge seat of an outdoor water system, so as to reduce the possibility of wet air entering a gauge head of the pressure gauge and solve the problem of freezing damage of the pressure gauge.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
An anti-freezing pressure gauge seat of an outdoor water system comprises a weather-proof medium pipe, wherein the upper part of the weather-proof medium pipe is connected with a pressure gauge, and the lower part of the weather-proof medium pipe is connected with a water pipeline; a weather-resistant medium cavity is arranged in the weather-resistant medium pipe, the inner wall of the weather-resistant medium cavity is movably connected with an elastic piston, and a weather-resistant hydrophobic viscosity medium is arranged above the elastic piston in the weather-resistant medium cavity; the pipe wall of the weather-resistant medium pipe is provided with a side hole, and a pressure zero-return adjusting plug is arranged in the side hole.
Furthermore, a sealing gasket is arranged at the joint of the weather-resistant medium pipe and the pressure gauge.
Furthermore, a sealing gasket is arranged at the side hole.
Furthermore, the elastic piston is made of silicon rubber and slides up and down along the inner wall of the weather-resistant medium chamber.
Further, the weather-resistant hydrophobic viscosity medium is silicone oil.
Furthermore, the weather-proof medium pipe is connected with the pressure gauge through the gauge head connecting pipe.
Furthermore, the gauge head connecting pipe is provided with an inner screw thread, and an outer screw thread is arranged at the interface of the pressure gauge and the weather-resistant medium pipe.
Compared with the prior art, the utility model has the following beneficial effects:
the pressure gauge seat has simple structure and low cost and is suitable for the outdoor water system of the central air conditioner. The utility model separates the gauge head from the water in the pipeline reliably by the soft piston and the weather-proof hydrophobic high-viscosity medium, and transmits pressure to the gauge head through the piston and the medium when the system pressure changes, thereby completely avoiding the freezing damage phenomenon of the gauge head, and simultaneously increasing the pressure zero return adjusting plug to prevent the gauge head pressure from staying at a non-zero position during installation.
The utility model greatly prevents the medium from leaking to the system; meanwhile, the problem that the gauge head is damaged by impact of sudden change of water pressure of the system on the gauge head is solved; the viscosity medium is matched with the piston, so that the up-and-down movement of the elastic piston is facilitated, and the indication error is reduced. The side hole is structurally formed, the problem of pressure return to zero is solved, the phenomenon that the pressure gauge cannot be normally used and false indication occurs due to the fact that the gauge seat is filled with a medium and the gauge head is installed to form inherent pressure is avoided.
Drawings
FIG. 1 is a schematic view showing a structure in which a conventional pressure gauge is connected to a water pipe;
FIG. 2 is a schematic structural diagram of an anti-freezing and anti-impact pressure gauge seat specially used for a central air-conditioning water system according to an embodiment;
in the figure, 1 is a gauge head connecting pipe; 2 is a sealing gasket; 3 is a weather-resistant medium pipe; 4 is an elastic piston; 5 is a pressure zero-return adjusting plug, 6 is a weather-resistant medium chamber, 7 is a pressure gauge, 8 is a spring seat, and 9 is a water pipe.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail with reference to the embodiments and the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 2, the outdoor antifreezing and impact-resistant pressure gauge seat special for the central air-conditioning water system comprises a gauge head connecting pipe 1 and a weather-resistant medium pipe 3, wherein the gauge head connecting pipe 1 is provided with an inner screw thread, and an outer screw thread is arranged at an interface of the pressure gauge and the weather-resistant medium pipe 3. The weather-proof medium pipe 3 is connected with the pressure gauge through the gauge head connecting pipe 1. The upper part of the weather-proof medium pipe 3 is connected with a pressure gauge, and the lower part of the weather-proof medium pipe is connected with a water pipeline; the joint of the weather-proof medium pipe 3 and the pressure gauge is provided with a sealing gasket 2, so that the sealing performance of the interface is ensured.
A weather-resistant medium chamber 6 is arranged in the weather-resistant medium pipe 3 along the axial direction of the pipe, the inner wall of the weather-resistant medium chamber 6 is movably connected with an elastic piston 4, and weather-resistant hydrophobic viscosity medium is contained above the elastic piston 4 in the weather-resistant medium chamber 6; wherein the elastic piston 4 is made of silicon rubber, and the elastic piston 4 slides up and down along the inner wall of the weather-proof medium chamber 6. The weather-resistant hydrophobic viscosity medium is silicone oil. The silicone oil is a medium which can resist the weather resistance of-50 ℃, has high viscosity and high hydrophobicity, and can avoid the medium from leaking into a system; the silicone oil has the function of corrosion prevention and lubrication, is beneficial to the up-and-down movement of the elastic piston 4, and reduces the indication error.
The pipe wall of the weather-proof medium pipe 3 is provided with a side hole, a pressure zero-return adjusting plug 5 is arranged in the side hole, and a sealing gasket 2 is arranged at the side hole. The side hole is arranged on the structure, so that the problem of pressure return to zero is solved, otherwise, the gauge stand is filled with a medium, and the inherent pressure is formed after the gauge head is installed, so that the pressure gauge cannot be normally used and the false indication phenomenon occurs.
The specific using method comprises the following steps:
1. firstly, the gauge outfit connecting pipe 1 is connected with the weather-resistant medium pipe 3, the sealing gasket 2 is placed, and the pressure zero-return adjusting plug 5 is installed and screwed down.
2. The elastic piston 4 is pushed to the bottom of the weather-proof medium pipe 3, and the weather-proof medium chamber 6 is filled with the weather-proof medium (so as to avoid bringing air bubbles).
3. The pressure gauge was screwed into the gauge head adapter 1 and the screwing was confirmed.
4. Loosening the pressure zero-return adjusting plug 5 to make the pointer of the pressure gauge return to zero, and then screwing the plug.
5. When in use, the air conditioner is integrally arranged on a pipeline of a central air-conditioning water system.
While the utility model has been described in further detail with reference to specific preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (7)
1. The anti-freezing pressure gauge seat of the outdoor water system is characterized by comprising a weather-resistant medium pipe (3), wherein the upper part of the weather-resistant medium pipe (3) is connected with a pressure gauge, and the lower part of the weather-resistant medium pipe is connected with a water pipeline; a weather-resistant medium cavity (6) is arranged in the weather-resistant medium pipe (3), the inner wall of the weather-resistant medium cavity (6) is movably connected with an elastic piston (4), and a weather-resistant hydrophobic viscosity medium is arranged above the elastic piston (4) in the weather-resistant medium cavity (6); the wall of the weather-proof medium pipe (3) is provided with a side hole, and a pressure zero-return adjusting plug (5) is arranged in the side hole.
2. The antifreeze manometer stand of claim 1, wherein a sealing gasket (2) is arranged at the joint of the weatherproof medium tube (3) and the manometer.
3. An outdoor water system antifreeze pressure gauge stand according to claim 1 or 2, characterized in that a gasket (2) is arranged at the side opening.
4. An outdoor water system antifreeze pressure gauge stand according to claim 1, wherein said elastic piston (4) is silicone rubber, and said elastic piston (4) slides up and down along the inner wall of the weathering medium chamber (6).
5. The outdoor water system antifreeze pressure gauge stand of claim 1, wherein said weatherable hydrophobic viscosity medium is silicone oil.
6. The antifreeze pressure gauge stand of claim 1, further comprising a gauge head connection tube (1), wherein the weather-resistant medium tube (3) is connected with the pressure gauge through the gauge head connection tube (1).
7. An anti-freezing pressure gauge stand of an outdoor water system according to claim 1, characterized in that the gauge head adapter tube (1) is provided with an inner screw thread, and the interface of the pressure gauge and the weather-resistant medium tube (3) is provided with an outer screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123006382.3U CN216524175U (en) | 2021-12-02 | 2021-12-02 | Outdoor water system anti-freezing pressure gauge base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123006382.3U CN216524175U (en) | 2021-12-02 | 2021-12-02 | Outdoor water system anti-freezing pressure gauge base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216524175U true CN216524175U (en) | 2022-05-13 |
Family
ID=81465562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123006382.3U Active CN216524175U (en) | 2021-12-02 | 2021-12-02 | Outdoor water system anti-freezing pressure gauge base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216524175U (en) |
-
2021
- 2021-12-02 CN CN202123006382.3U patent/CN216524175U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 4513 Shundi Street, Yuncheng Economic and Technological Development Zone, Yuncheng City, Shanxi Province, 044000 Patentee after: Shanxi Shiji Huaze Industrial Co.,Ltd. Address before: 044000 Yudu Avenue (No. 2, Unit 1, Fengxiang Community), Yanhu District, Yuncheng City, Shanxi Province Patentee before: Yuncheng Shiji Huaze Artificial Environment Engineering Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 4513 Shundi Street, Yuncheng Economic and Technological Development Zone, Yuncheng City, Shanxi Province, 044000 Patentee after: Shanxi Century Huaze Engineering Co.,Ltd. Address before: No. 4513 Shundi Street, Yuncheng Economic and Technological Development Zone, Yuncheng City, Shanxi Province, 044000 Patentee before: Shanxi Shiji Huaze Industrial Co.,Ltd. |
|
| CP03 | Change of name, title or address |