CN219996456U - Gas tightness detection device for gas meter calibrating valve - Google Patents
Gas tightness detection device for gas meter calibrating valve Download PDFInfo
- Publication number
- CN219996456U CN219996456U CN202321462292.1U CN202321462292U CN219996456U CN 219996456 U CN219996456 U CN 219996456U CN 202321462292 U CN202321462292 U CN 202321462292U CN 219996456 U CN219996456 U CN 219996456U
- Authority
- CN
- China
- Prior art keywords
- valve
- base
- gas
- air
- gas meter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 210000003437 trachea Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model relates to the technical field of valve air tightness detection devices, in particular to a gas meter calibration valve air tightness detection device, which comprises: the pressure gauge, the valve I and the valve II are respectively and fixedly arranged on the side wall of the base, the mounting plate is arranged at the upper end of the base through the support column, the air cylinder is fixedly arranged at the upper end of the mounting plate, and the output end of the air cylinder penetrates through the mounting plate and is fixedly provided with the pressing block; placing platform and gas school table valve and compressing tightly sealedly through the sealing gasket, valve two are opened, and the pointer is static motionless on the manometer, and it is good to indicate gas school table valve in the closure state under the closure state in the function of opening and shutting, if the pointer slowly descends on the manometer, then indicate gas school table valve in the closure state under the closure state or closure nature be not good, do not accord with the product index requirement, then, the handle of instantaneous opening and closure gas school table valve, then the pointer descends on the manometer and stabilizes at a value, then indicate that the handle of gas school table valve opens the platform effect well, accomplish the detection.
Description
Technical Field
The utility model relates to the technical field of valve air tightness detection devices, in particular to an air tightness detection device for a gas meter calibrating valve.
Background
The valve is widely applied to various fields at present, and has extremely high requirement on air tightness, so that the air tightness detection is needed before the valve leaves a factory, and the air tightness of the product is ensured to be qualified.
The method is time-consuming and labor-consuming, or the method uses screw transmission, hydraulic structure and the like to compress two ends of the valve on the device to detect the air tightness, for example, publication No. CN111220330A discloses an air tightness monitoring device, and the technical scheme adopts screw transmission of a screw nut to compress and seal the two ends of the valve, which requires providing larger pressure and higher requirement on pressure providing equipment.
Disclosure of Invention
The utility model aims to provide a gas tightness detection device for a gas meter calibrating valve, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a gas tightness detection device for a gas meter calibrating valve, comprising: the pressure gauge, the valve I and the valve II are respectively and fixedly arranged on the side wall of the base, the mounting plate is arranged at the upper end of the base through the support column, the air cylinder is fixedly arranged at the upper end of the mounting plate, and the output end of the air cylinder penetrates through the mounting plate and is fixedly provided with the pressing block;
the upper end of the base is fixedly provided with a placing table, the upper end of the placing table is provided with a sealing groove, and a sealing gasket is arranged in the sealing groove;
one end of the air pipe penetrates through the valve II and is respectively connected with the pressure gauge interface and the air inlet of the placing table, and the air pipe also penetrates through the valve I and is connected with the air inlet of the air cylinder.
Preferably, the base is U-shaped, the valve I and the pressure gauge are fixedly arranged at the upper end of the base, and the air inlets of the valve I and the pressure gauge penetrate through the side wall of the upper end of the base.
Preferably, the second valve is fixedly arranged on the inner wall of the upper end of the base, and the handle of the second valve penetrates through the side wall of the upper end of the base.
Preferably, the support column is equipped with three, and the lower extreme fixed mounting of support column is in the upper end of base, and the upper end of support column passes through bolt and mounting panel fixed connection.
Preferably, the placing table is located under the pressing block, and the air inlet of the placing table is located at the lower side of the upper end of the base.
Preferably, the air pipe between the pressure gauge and the placing table is communicated and controlled by a valve II, and the air pipe on the air cylinder is controlled by a valve I.
Compared with the prior art, the utility model has the beneficial effects that:
the method comprises the steps that a to-be-measured gas meter calibrating valve is placed on a placing table, a valve first starting cylinder is opened to descend, a pressing block presses the gas meter calibrating valve, the placing table and the gas meter calibrating valve are pressed and sealed through a sealing gasket, a gas meter handle is in a closed state, a valve second opening state is connected with a gas circuit of the gas meter and the gas meter calibrating valve, the gas meter is in the same gas chamber A, after ventilation, the corresponding handle of the valve second is reset, the gas pressure in the gas chamber A is in a stable state, a pointer on the pressure meter is static and does not move, the air tightness in the closed state of the gas meter calibrating valve is good, if the pointer on the pressure meter slowly descends, the air tightness or the closing property in the closed state of the gas meter calibrating valve is poor, the product index requirement is not met, then the handle of the gas meter calibrating valve is instantaneously opened and closed, the gas meter reading in the gas chamber A is reduced due to the fact that the gas meter in the gas meter is instantaneously stable, the pointer on the pressure meter descends and is stable at one value, the handle effect of the gas meter valve is good, the opening effect and the closing effect are repeatedly performed until the number of the pointer on the gas meter is quickly reset to complete, and the detecting is zero.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a front view of the overall structure of the present utility model;
FIG. 3 is a side view of the overall structure of the present utility model; FIG. 4 is a bottom view of the overall structure of the present utility model;
fig. 5 is a top view of the overall structure of the present utility model.
In the figure: 1. a base; 2. a support column; 3. a mounting plate; 4. a cylinder; 5. briquetting; 6. a placement table; 7. sealing grooves; 8. a sealing gasket; 9. a valve I; 10. a second valve; 11. a pressure gauge; 12. and an air pipe.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.
Referring to fig. 1 to 5, the present utility model provides a technical solution: a gas tightness detection device for a gas meter calibrating valve, comprising: the base 1 and the air pipe 12 are respectively and fixedly provided with a pressure gauge 11, a valve I9 and a valve II 10 on the side wall of the base 1, the base 1 is U-shaped, the valve I9 and the pressure gauge 11 are fixedly arranged at the upper end of the base 1, air inlets of the valve I9 and the pressure gauge 11 penetrate through the side wall of the upper end of the base 1, the valve II 10 is fixedly arranged on the inner wall of the upper end of the base 1, a handle of the valve II 10 penetrates through the side wall of the upper end of the base 1, the upper end of the base 1 is fixedly provided with a placing table 6, and an air inlet of the placing table 6 is positioned at the lower side of the upper end of the base 1;
one end of an air pipe 12 passes through a valve II 10 and is respectively connected with an interface of a pressure gauge 11 and an air inlet of the placing table 6, the air pipe 12 also passes through a valve I9 and an air inlet of the air cylinder 4, the air pipe 12 between the pressure gauge 11 and the placing table 6 is communicated and controlled by the valve II 10, the air pipe 12 on the air cylinder 4 is controlled by the valve I9, and the other end of the air pipe 12 is connected with an external air source pipe.
The mounting panel 3 is installed through support column 2 to the upper end of base 1, and support column 2 is equipped with three, and the lower extreme fixed mounting of support column 2 is in the upper end of base 1, and bolt and mounting panel 3 fixed connection are passed through to the upper end fixed mounting of support column 2, and mounting panel 3 has cylinder 4, and the output of cylinder 4 passes mounting panel 3 and fixed mounting have briquetting 5, places platform 6 and is located briquetting 5 under, and seal groove 7 has been seted up to the upper end of placing platform 6, is equipped with sealed 8 in the seal groove 7.
When the device works, the gas meter valve to be measured is placed on the placing table 6, the first valve 9 is opened, the cylinder 4 is started to descend, the pressing block 5 presses the gas meter valve, the placing table 6 and the gas meter valve are pressed and sealed through the sealing gasket 8, the handle of the gas meter valve is in a closed state, the second valve 10 is opened, the pressure meter 11 and the gas meter valve are connected through the gas circuit, the same air chamber A is arranged, after ventilation, the handle corresponding to the second valve 10 is reset, the gas pressure in the air chamber A is in a stable state, the pointer on the pressure meter 11 is stationary, the air tightness is good in the closed state in the opening and closing function of the gas meter valve, if the pointer on the pressure meter 11 is slowly lowered, the air tightness or the closing property is poor in the closed state in the opening and closing function of the gas meter valve, the product index requirement is not met, then the handle of the gas meter valve is instantaneously opened and closed, the gas meter 11 is small in the reading of the air chamber A is instantaneously opened, the pressure meter 11 is stable after the pointer on the same air chamber A is in the air channel, the handle is reset to a value after the pointer on the pressure meter 11 is lowered, the air meter is stable, the air pressure meter is in a value after the handle is reset, the air tightness is indicated to be good, the air tightness is well in the air tightness and the air meter valve is in the open and closed, the air tightness is in the product index range, the air tightness is good, the air tightness is well and the air tightness is equal to the air tightness when the air meter is in the air tightness is in the state, and has the air tightness and has been opened and has the air tightness.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A gas tightness detection device for a gas meter calibrating valve, comprising: base (1) and trachea (12), fixed mounting has manometer (11), valve one (9) and valve two (10) on the lateral wall of base (1) respectively, its characterized in that: the upper end of the base (1) is provided with a mounting plate (3) through a support column (2), the upper end of the mounting plate (3) is fixedly provided with a cylinder (4), and the output end of the cylinder (4) passes through the mounting plate (3) and is fixedly provided with a pressing block (5);
the upper end of the base (1) is fixedly provided with a placing table (6), the upper end of the placing table (6) is provided with a sealing groove (7), and a sealing gasket (8) is arranged in the sealing groove (7);
one end of the air pipe (12) passes through the valve II (10) and is respectively connected with the interface of the pressure gauge (11) and the air inlet of the placing table (6), and the air pipe (12) also passes through the valve I (9) and is connected with the air inlet of the air cylinder (4).
2. The gas tightness detection device of a gas meter calibration valve according to claim 1, wherein: the base (1) is U-shaped, the valve I (9) and the pressure gauge (11) are fixedly arranged at the upper end of the base (1), and air inlets of the valve I (9) and the pressure gauge (11) penetrate through the side wall of the upper end of the base (1).
3. The gas tightness detection device of a gas meter calibration valve according to claim 2, wherein: the second valve (10) is fixedly arranged on the inner wall of the upper end of the base (1), and a handle of the second valve (10) penetrates through the side wall of the upper end of the base (1).
4. A gas meter valve tightness test device according to claim 3, wherein: the three support columns (2) are arranged, the lower ends of the support columns (2) are fixedly arranged at the upper end of the base (1), and the upper ends of the support columns (2) are fixedly connected with the mounting plate (3) through bolts.
5. The gas tightness detection device of a gas meter calibration valve according to claim 4, wherein: the placing table (6) is located under the pressing block (5), and an air inlet of the placing table (6) is located at the lower side of the upper end of the base (1).
6. The gas tightness detection device of a gas meter calibration valve according to claim 5, wherein: the air pipe (12) between the pressure gauge (11) and the placing table (6) is communicated and controlled by the valve II (10), and the air pipe (12) on the air cylinder (4) is controlled by the valve I (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321462292.1U CN219996456U (en) | 2023-06-08 | 2023-06-08 | Gas tightness detection device for gas meter calibrating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321462292.1U CN219996456U (en) | 2023-06-08 | 2023-06-08 | Gas tightness detection device for gas meter calibrating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219996456U true CN219996456U (en) | 2023-11-10 |
Family
ID=88614240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321462292.1U Active CN219996456U (en) | 2023-06-08 | 2023-06-08 | Gas tightness detection device for gas meter calibrating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219996456U (en) |
-
2023
- 2023-06-08 CN CN202321462292.1U patent/CN219996456U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102364327B (en) | Sulfur hexafluoride gas-filled type current transformer insulation state on-line monitoring system and method | |
| CN103792049B (en) | A kind of fuel battery double plates water cavity air-tightness detection method | |
| CN103308254B (en) | A kind of oil cooler dry test method for testing leak tightness and device thereof | |
| CN214066442U (en) | Waterproof testing arrangement is used in instrument and meter manufacturing | |
| CN202256131U (en) | Insulation status online monitoring system of sulfur hexafluoride inflatable-type current transformer | |
| CN202372338U (en) | Breathing valve calibrating table | |
| CN112284647A (en) | Fuel cell membrane electrode airtightness detection device and method based on differential pressure test method | |
| CN219996456U (en) | Gas tightness detection device for gas meter calibrating valve | |
| CN208751811U (en) | Test device for air tightness | |
| CN217765392U (en) | Pressure testing device for heat exchanger | |
| CN115235705B (en) | Chemical valve inner leakage detection device | |
| CN214538409U (en) | Air tightness detection device of fuel cell MEA | |
| CN111272348A (en) | Test device and method for GIL hard buckle cover helium mass spectrum vacuum dynamic leak detection | |
| CN214669461U (en) | Probe station with vacuum degree adjusting system | |
| CN211014100U (en) | Water distribution system in gas-containing coal imbibition process under test overlying strata condition | |
| CN212228314U (en) | Airtight detection device of people's air defense door | |
| CN2408449Y (en) | Inner pressure tester for general cell | |
| CN219266049U (en) | Benzene board air permeability testing arrangement | |
| CN203259324U (en) | Leak tightness dry test device for oil cooler | |
| CN209311028U (en) | A kind of pollution-free air-tightness rapid measurement device of RV retarder | |
| CN111220332A (en) | Device for stamping and sealing test | |
| CN113551155A (en) | Steam pipeline operation comprehensive maintenance device | |
| CN220872023U (en) | Breather valve leakproofness check out test set | |
| CN112197916A (en) | Method for detecting air tightness of refrigerating system | |
| CN221173456U (en) | Instrument calibration platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |