CN211651934U - Pressure gauge calibrating device for pressure reducing valve - Google Patents
Pressure gauge calibrating device for pressure reducing valve Download PDFInfo
- Publication number
- CN211651934U CN211651934U CN202020257119.8U CN202020257119U CN211651934U CN 211651934 U CN211651934 U CN 211651934U CN 202020257119 U CN202020257119 U CN 202020257119U CN 211651934 U CN211651934 U CN 211651934U
- Authority
- CN
- China
- Prior art keywords
- pressure
- fixedly connected
- connecting rod
- device main
- interface
- 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
Images
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a pressure gauge calibrating device for a pressure reducing valve, which comprises a device main body, wherein a first interface is fixedly connected with the top of the device main body, a first connecting rod is fixedly connected with the top of the first interface, the tail end of the top of the first connecting rod is fixedly connected with a standard pressure gauge, a connecting rod is fixedly connected with the top of the device main body and positioned at one side of the first interface, and a vacuum detector is fixedly connected with the tail end of the top of the connecting rod, in the calibrating device, a water tank, a water suction pipeline, a water conveying pipeline, a water pump and the like are arranged, so that water can be conveniently sucked from the water tank through the water suction pipeline by the water pump, then high-pressure gas in the device main body is discharged from the water conveying pipeline input device main body, and then the vacuum detector at the top of the device main body is used for calibrating the, the device is simple in structure, convenient and practical.
Description
Technical Field
The utility model relates to a manometer technical field especially relates to a relief pressure valve manometer calibrating installation.
Background
The pressure gauge (english name: pressure gauge) is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very commonly applied, almost extends to all the fields of industrial processes and scientific researches, is visible everywhere in the fields of heat pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance plants and shops and the like, and is more and more widely applied due to the characteristics of high mechanical strength, convenient production and the like of the elastic sensitive element of the mechanical pressure gauge in the industrial process control and technical measurement processes.
When the pressure gauge is checked, certain high-pressure gas needs to be input into the calibrating device, whether the pressure gauge meets the standard or not is determined by comparing the standard pressure gauge with the pressure gauge to be calibrated, but the input high-pressure gas cannot be determined whether the pressure gauge can be completely discharged out of the device, so that certain influence is generated on the next calibration, and the problem needs to be solved by the calibrating device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a pressure reducing valve pressure gauge calibrating device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a pressure gauge calibrating device for a pressure reducing valve comprises a device main body, wherein a first interface is fixedly connected to the top of the device main body, a first connecting rod is fixedly connected to the top of the first interface, a standard pressure gauge is fixedly connected to the tail end of the top of the first connecting rod, a connecting rod is fixedly connected to the top of the device main body and positioned on one side of the first interface, a vacuum detector is fixedly connected to the tail end of the top of the connecting rod, a second interface is fixedly connected to the top of the device main body and positioned on one side of the vacuum detector, a second connecting rod is fixedly connected to the top of the second interface, the pressure gauge to be calibrated is fixedly connected to the tail end of the top of the second connecting rod, sealing rings are arranged inside the first interface and inside the second interface, a high-pressure bottle is arranged on one side of the device main body, a first, the high-pressure bottle front wall threaded connection has a recovery pipeline, one side of the device main body, far away from the high-pressure bottle, is provided with a recovery bottle, the top of the recovery bottle is provided with a second switch valve, a leading-in pipeline is arranged between the recovery bottle and the device main body, one end of the recovery pipeline, far away from the high-pressure bottle, is fixedly connected with one side of the recovery bottle, the rear side of the device main body is provided with a water pump, a water pipeline is arranged between the device main body and the water pump, the rear side of the water pump is provided with a water tank, and a water suction.
As a further description of the above technical solution:
connecting holes are formed in the top of the device main body and correspond to the first interface and the second interface.
As a further description of the above technical solution:
and the first interface and the first connecting rod and the second interface and the second connecting rod are communicated with each other.
As a further description of the above technical solution:
the sealing ring is an elastic rubber ring.
As a further description of the above technical solution:
and the front wall of the high-pressure bottle is provided with a threaded connecting hole at a position corresponding to the recovery pipeline.
As a further description of the above technical solution:
the leading-in pipeline is cut and formed by a polyethylene hose pipe.
The utility model discloses following beneficial effect has: 1. the utility model provides a pressure reducing valve manometer calibrating installation compares with traditional device, through being provided with the water tank, the pipeline that absorbs water, devices such as conduit and water pump, be convenient for absorb water from the water tank by the pipeline that absorbs water through the water pump, again by in the conduit input device main part, discharge the inside high-pressure gas of device main part, the vacuum detector at rethread device main part top calibrates the inside pressure of device main part, prevent that the inside high-pressure gas that remains of device main part from producing the influence to next time detection, the device simple structure, convenient and practical.
2. Compared with the traditional device, the device has great innovation and improvement in structure and design, and through setting up devices such as recovery pipeline, recovery bottle and leading-in pipeline, leading-in pipeline is discharged to the inside high-pressure gas of device main part, gets into the recovery bottle by discharging into the pipeline, retrieves by the recovery pipeline again and gets into the high-pressure bottle to next use is worth wideling popularize.
Drawings
Fig. 1 is a front view of a pressure gauge calibrating apparatus for a pressure reducing valve according to the present invention;
FIG. 2 is a schematic view of a connection structure between the apparatus main body and the high-pressure bottle;
fig. 3 is the utility model provides a relief pressure valve manometer calibrating installation's side view.
Illustration of the drawings: 1. a device main body; 2. a recovery pipeline; 3. recovering the bottle; 4. a lead-in conduit; 5. a second interface; 6. a second link; 7. a pressure gauge to be detected; 8. a vacuum detector; 9. a connecting rod; 10. a standard pressure gauge; 11. a seal ring; 12. a gas pipeline; 13. a first on-off valve; 14. a first link; 15. a high-pressure bottle; 16. a water delivery pipeline; 17. a water tank; 18. a water pump; 19. a first interface; 20. a water suction pipe; 21. and a second on-off valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a pressure gauge calibrating device for a pressure reducing valve comprises a device main body 1, a first interface 19 is fixedly connected to the top of the device main body 1, a first connecting rod 14 is fixedly connected to the top of the first interface 19, a standard pressure gauge 10 is fixedly connected to the tail end of the top of the first connecting rod 14, a connecting rod 9 is fixedly connected to the top of the device main body 1 and positioned on one side of the first interface 19, a vacuum detector 8 is fixedly connected to the tail end of the top of the connecting rod 9, a second interface 5 is fixedly connected to the top of the device main body 1 and positioned on one side of the vacuum detector 8, a second connecting rod 6 is fixedly connected to the top of the second interface 5, a pressure gauge 7 to be calibrated is fixedly connected to the tail end of the top of the second connecting rod 6, sealing rings 11 are respectively arranged on the inner side of the first interface 19 and the inner side of the second interface 5, a high- pressure bottle 15, 15 antetheca threaded connection of high-pressure bottle has recovery pipeline 2, device main part 1 is kept away from high-pressure bottle 15 one side and is provided with recovery bottle 3, 3 tops of recovery bottle are provided with second switch valve 21, be provided with leading-in pipeline 4 between recovery bottle 3 and the device main part 1, 15 one end of high-pressure bottle and the mutual fixed connection in recovery bottle 3 one side are kept away from to recovery pipeline 2, 1 rear side of device main part is provided with water pump 18, be provided with conduit 16 between device main part 1 and the water pump 18, 18 rear sides of water pump are provided with water tank 17, be provided with pipeline 20 that absorbs water between water tank 17 and the water.
Connecting holes are formed in the top of the device main body 1 and in positions corresponding to the first connector 19 and the second connector 5, the first connector 19, the second connector 5 and the device main body 1 are fixedly connected conveniently, the first connector 19 and the first connecting rod 14 and the second connector 5 and the second connecting rod 6 are communicated mutually, high-pressure gas can enter the first connecting rod 14 and the second connecting rod 6 conveniently, the sealing ring 11 is an elastic rubber ring, the sealing performance between the first connector 14 and the first connecting rod 14 and between the second connector 5 and the second connecting rod 6 is guaranteed, threaded connecting holes are formed in the front wall of the high-pressure bottle 15 and in positions corresponding to the recovery pipeline 2, the recovery pipeline 2 and the high-pressure bottle 15 are fixedly connected conveniently, the introducing pipeline 4 is formed by cutting polyethylene hose pipes, and polyethylene has certain transparency.
The working principle is as follows: the utility model provides a pressure reducing valve pressure gauge calibrating device has great improvement innovation with traditional device, when using this pressure reducing valve pressure gauge calibrating device, open first ooff valve 13, high-pressure gas passes through gas transmission pipeline 12 by high-pressure bottle 15 and gets into the device main part 1 inside, high-pressure gas passes through first interface 19 and second interface 5 and gets into the inside of first connecting rod 19 and second connecting rod 6, treat that the examination manometer 7 is examined through the contrast between standard manometer 10 and the manometer 7 of examining and examine, then close first ooff valve 13, open second ooff valve 21, start water pump 18, absorb water from water tank 17 through water suction pipeline 20 through water pump 18, again input into device main part 1 through water transmission pipeline 16, discharge the high-pressure gas in the device main part 1 inside, the vacuum detector 8 of rethread device main part 1 top calibrates the pressure in device main part 1, the high-pressure gas is discharged into the introduction pipeline 4, enters the recovery bottle 3 through the introduction pipeline 4, and is recovered and recycled into the high-pressure bottle 15 through the recovery pipeline 2.
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 (6)
1. The utility model provides a pressure reducing valve manometer calibrating installation, includes device main part (1), its characterized in that: the device comprises a device body (1), a first interface (19) is fixedly connected to the top of the device body (1), a first connecting rod (14) is fixedly connected to the top of the first interface (19), a standard pressure gauge (10) is fixedly connected to the tail end of the top of the first connecting rod (14), a connecting rod (9) is fixedly connected to the top of the device body (1) and located on one side of the first interface (19), a vacuum detector (8) is fixedly connected to the tail end of the top of the connecting rod (9), a second interface (5) is fixedly connected to the top of the device body (1) and located on one side of the vacuum detector (8), a second connecting rod (6) is fixedly connected to the top of the second interface (5), a pressure gauge (7) to be detected is fixedly connected to the tail end of the top of the second connecting rod (6), sealing rings (11) are arranged on the inner side of the first interface (19) and the inner, a first switch valve (13) is arranged at the top of the high-pressure bottle (15), a gas transmission pipeline (12) is arranged between the high-pressure bottle (15) and the device main body (1), the front wall of the high-pressure bottle (15) is in threaded connection with a recovery pipeline (2), one side of the device main body (1) far away from the high-pressure bottle (15) is provided with a recovery bottle (3), a second switch valve (21) is arranged at the top of the recovery bottle (3), a leading-in pipeline (4) is arranged between the recovery bottle (3) and the device main body (1), one end of the recovery pipeline (2) far away from the high-pressure bottle (15) is fixedly connected with one side of the recovery bottle (3), a water pump (18) is arranged at the rear side of the device main body (1), a water conveying pipeline (16) is arranged between the device main body (1) and the water pump (18), a water tank (17) is arranged on the rear side of the water pump (18), and a water suction pipeline (20) is arranged between the water tank (17) and the water pump (18).
2. The calibrating device for the pressure gauge of the pressure reducing valve according to claim 1, wherein: connecting holes are formed in the top of the device main body (1) and in positions corresponding to the first connector (19) and the second connector (5).
3. The calibrating device for the pressure gauge of the pressure reducing valve according to claim 1, wherein: the first interface (19) and the first connecting rod (14) and the second interface (5) and the second connecting rod (6) are communicated with each other.
4. The calibrating device for the pressure gauge of the pressure reducing valve according to claim 1, wherein: the sealing ring (11) is an elastic rubber ring.
5. The calibrating device for the pressure gauge of the pressure reducing valve according to claim 1, wherein: and the front wall of the high-pressure bottle (15) is provided with a threaded connecting hole at a position corresponding to the recovery pipeline (2).
6. The calibrating device for the pressure gauge of the pressure reducing valve according to claim 1, wherein: the leading-in pipeline (4) is cut and formed by a polyethylene hose pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020257119.8U CN211651934U (en) | 2020-03-05 | 2020-03-05 | Pressure gauge calibrating device for pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020257119.8U CN211651934U (en) | 2020-03-05 | 2020-03-05 | Pressure gauge calibrating device for pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211651934U true CN211651934U (en) | 2020-10-09 |
Family
ID=72687176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020257119.8U Active CN211651934U (en) | 2020-03-05 | 2020-03-05 | Pressure gauge calibrating device for pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211651934U (en) |
-
2020
- 2020-03-05 CN CN202020257119.8U patent/CN211651934U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211651934U (en) | Pressure gauge calibrating device for pressure reducing valve | |
| CN212871600U (en) | A device for manometer measurement detects | |
| CN204612880U (en) | A kind of leak-checking apparatus of heat interchanger | |
| CN105203272A (en) | Leak detection device for engine casing | |
| CN205192701U (en) | Motor case device of hunting leak | |
| CN214467918U (en) | Novel prevent leaking chemical pipeline | |
| CN213332867U (en) | Sealing mechanism for pipeline connection | |
| CN111692534B (en) | Liquid protector is unloaded to natural gas booster station safety | |
| CN210269073U (en) | Tube bundle sealing detection device | |
| CN211600237U (en) | Vacuumizing nitrogen filling equipment | |
| CN103234716B (en) | A kind of single use intravenous infusion needle gas examines instrument | |
| CN210716929U (en) | Be used to group's sealed unit and fill nitrogen gas system | |
| CN207147732U (en) | A kind of washing machine sewer pipe air-tightness detection device | |
| CN107063577A (en) | A kind of leakage test plugging device | |
| CN216976493U (en) | Hydrogenation machine is with preventing leaking monitoring devices | |
| CN216201586U (en) | Blowout prevention sealing device for petroleum pressure pipeline | |
| CN106226007A (en) | Pipe end pressure-detecting device | |
| CN207662874U (en) | Poison gas concentration monitoring device in a kind of dry type spy tail-gas processing equipment cabinet | |
| CN218002849U (en) | Natural gas line leakproofness detection device | |
| CN214096496U (en) | Coal sample jar gas tightness detection device | |
| CN216207322U (en) | High pressure hose gas tightness detection device | |
| CN210664902U (en) | Safety device for air tightness test | |
| CN215374367U (en) | Resin bed leaks resin detection device | |
| CN216191943U (en) | Laminated glass evacuating device | |
| CN116337712B (en) | Special test equipment of high pressure hydrogen separation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |