CN207779614U - Full-automatic pressure reducer calibrating installation - Google Patents
Full-automatic pressure reducer calibrating installation Download PDFInfo
- Publication number
- CN207779614U CN207779614U CN201820172005.6U CN201820172005U CN207779614U CN 207779614 U CN207779614 U CN 207779614U CN 201820172005 U CN201820172005 U CN 201820172005U CN 207779614 U CN207779614 U CN 207779614U
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- pressure
- solenoid valve
- reducer
- shell
- gas outlet
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Abstract
The utility model is related to a kind of full-automatic pressure reducer calibrating installations, including shell (1) and it is inlaid in the touching type operation display screen (2) of shell (1) side, the high-pressure side intelligent pressure tester (3) being connect with touching type operation display screen (2), detected pressure reducer (4) and low-pressure end intelligent pressure tester (5) are installed on the top of the shell, compression system (6) is installed in the inside of shell.The utility model has the advantages that：Can be by the gas cylinder regulator Whole verification of various specifications, pressure gauge from pressure reducer without disassembling；Whether the pressure gauge that can not only examine and determine on pressure reducer qualified, at the same can examine pressure reducer it is whole whether gas leakage；It can automatically generate different pressure according to setting value and can keep stable；Without external gas source.
Description
Technical field
The utility model is related to a kind of pressure reducer calibrating installations, and in particular to a kind of full-automatic pressure reducer calibrating installation.
Background technology
Pressure reducer refer to the high pressure gas being stored in gas cylinder be reduced to low-pressure gas and keep output gas pressure and
The constant regulating device of stability of flow.Now metering industry is most by two in the high-low pressure pressure gauge on examining and determine gas cylinder regulator
Block pressure gauge is disassembled from pressure reducer, is examined and determine respectively.This can lead to three problems：When 1, being attached on pressure reducer again, two
The direction of block table changes, and is unfavorable for observing；2, because former sealing state is destroyed, reinstall may gas leakage the problem of；
3, whether gas leakage can not be examined pressure reducer itself；So pressure reducer Whole verification is imperative.
Existing market has hand reducing pressure device Whole verification equipment, but there are following two problems for this equipment：1, it must borrow
Extraneous air source is helped, and pressure must be in 8M or more；2, when hand supercharging, labor intensity is big and dangerous property.
Invention content
The drawbacks of to overcome the prior art, the utility model provide a kind of full-automatic pressure reducer calibrating installation.This practicality is new
The technical solution of type is：Full-automatic pressure reducer calibrating installation, including shell (1) and it is inlaid in the touch of shell (1) side
Operating display (2) is equipped with the high-pressure side being connect with touching type operation display screen (2) on the top of the shell and intelligently presses
Power tester (3) is detected pressure reducer (4) and low-pressure end intelligent pressure tester (5), and compression train is equipped in the inside of shell
It unites (6), the high-pressure side intelligent pressure tester (3) is detected pressure reducer (4) and low-pressure end intelligent pressure tester (5)
Respectively the external fittings of shell (1) are stretched out with mounted on compression system (6).
The compression system includes pressure measurement pipeline, servo motor regulator (66), pneumatic booster (67), air accumulator
(68), pressure controller (69), compressor (70), the first solenoid valve (61), second solenoid valve (62), third solenoid valve (63),
One end of 4th solenoid valve (64) and the 5th solenoid valve (65), the pressure measurement pipeline is communicated with servo motor regulator (66),
The other end is connected to the air inlet of the gas outlet of first solenoid valve (61) and second solenoid valve (62), in the pressure-measuring pipe
High-pressure side intelligent pressure tester (3), detection pressure reducer (4) and low-pressure end intelligent pressure tester (5) are sequentially installed on road,
High pressure gauge (41) and low-pressure meter (42) are provided on the detection pressure reducer, the compressor passes through pressure controller (69)
It being connected to the air inlet of air accumulator (68), the first gas outlet of the air accumulator (68) is connected to the air inlet of the first solenoid valve, the
The gas outlet of two solenoid valves is connected to the first muffler；Second gas outlet of the air accumulator (68) connects with the air inlet of third solenoid valve
Logical, the air inlet of the gas outlet of third solenoid valve and the 4th solenoid valve is connected to the air inlet of pneumatic booster (67), the gas
The gas outlet of dynamic booster (67) is connected to high-pressure side intelligent pressure tester (3) and detects the pressure-measuring pipe between pressure reducer (4)
On road, the gas outlet of the 4th solenoid valve is connected to the second muffler；In detection pressure reducer (4) and low-pressure end intelligent pressure tester
(5) the 5th solenoid valve (65) is installed on the pressure measurement pipeline between.
The utility model has the advantages that：Can be by the gas cylinder regulator Whole verification of various specifications, pressure gauge is not necessarily to from subtracting
It is disassembled on depressor；Whether the pressure gauge that can not only examine and determine on pressure reducer is qualified, while can examine the pressure reducer to be integrally
No gas leakage；It can automatically generate different pressure according to setting value and can keep stable；Without external gas source.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of compression system in Fig. 1.
Specific implementation mode
The utility model is further described with reference to specific embodiment, and the advantages of the utility model and feature will be with
Description and it is apparent.But examples are merely exemplary for these, does not constitute any restrictions to the scope of the utility model.
It will be understood by those skilled in the art that can be to the utility model skill under the spirit and scope without departing from the utility model
The details and form of art scheme are modified or are replaced, but these modifications and replacement each fall within the scope of protection of the utility model
It is interior.
Referring to Fig. 1 and Fig. 2, it the utility model is related to a kind of full-automatic pressure reducer calibrating installation, including shell 1 and is embedded in
Touching type operation display screen 2 in 1 side of shell is equipped on the top of the shell 1 and connects with touching type operation display screen 2
High-pressure side intelligent pressure tester 3, detected pressure reducer 4 and the low-pressure end intelligent pressure tester 5 connect, pacifies in the inside of shell
Equipped with compression system 6, the high-pressure side intelligent pressure tester 3 is detected pressure reducer 4 and low-pressure end intelligent pressure tester
5 respectively with mounted on compression system 6 stretch out shell 1 outside fittings.
The compression system include pressure measurement pipeline, servo motor regulator 66, pneumatic booster 67, air accumulator 68,
Pressure controller 69, compressor 70, the first solenoid valve 61, second solenoid valve 62, third solenoid valve 63, the 4th solenoid valve 64 and
One end of five solenoid valves 65, the pressure measurement pipeline is communicated with servo motor regulator 66, the other end and first electromagnetism
The gas outlet of valve 61 and the air inlet connection of second solenoid valve 62, high-pressure side is sequentially installed on the pressure measurement pipeline and is intelligently pressed
Power tester 3 detects pressure reducer 4 and low-pressure end intelligent pressure tester 5, and high pressure gauge 41 is provided on the detection pressure reducer
With low-pressure meter 42, the compressor is connected to by pressure controller 69 with the air inlet of air accumulator 68, and the of the air accumulator 68
One gas outlet is connected to the air inlet of the first solenoid valve, and the gas outlet of second solenoid valve is connected to the first muffler；The air accumulator 68
The second gas outlet be connected to the air inlet of third solenoid valve, the air inlet of the gas outlet of third solenoid valve and the 4th solenoid valve
It is connected to the air inlet of pneumatic booster 67, the gas outlet of the pneumatic booster 67 is connected to high-pressure side intelligent pressure tester 3
On pressure measurement pipeline between detection pressure reducer 4, the gas outlet of the 4th solenoid valve is connected to the second muffler；In detection pressure reducer
The 5th solenoid valve 65 is installed on pressure measurement pipeline between 4 and low-pressure end intelligent pressure tester 5.
The operation principle of the utility model is as follows：
1, the first solenoid valve to the 4th solenoid valve original state is in off state, and the 5th solenoid valve 65 is open state；Storage
Gas tank 68 is always maintained at the gas pressure of 3MPa or so, starts compression when pressure controller 69 detects that pressure is less than setting value
70 automatic compensation of machine.
2, when low-pressure end is examined and determine, the first solenoid valve is opened, and when pressure is close to setting value, the first solenoid valve 61 is closed；Automatically
Start servo motor regulator 66 and adjusts pressure stability in setting value；It is shown by comparing low-pressure end intelligent pressure tester 5
System pressure value and pressure reducer 4 low-pressure meter 42 show pressure value judgement pressure gauge it is whether qualified；When low-pressure end has been identified
After 3MPa points, opens after the supercharging device 67 of third solenoid valve 63 is pressurized to 4MPa and close the 5th solenoid valve 65, start high-pressure side
Calibrating.
3, third solenoid valve 63 is opened when high-pressure side is examined and determine, when pressure is close to setting value, third solenoid valve 63 is closed, from
The dynamic servo motor regulator 66 that starts adjusts pressure stability in setting value；And so on be pressurized to 25MPa, lead in boost process
The pressure value that the high pressure gauge 41 of the system pressure value and pressure reducer 4 of crossing 3 display of comparison high-pressure side intelligent pressure tester is shown is sentenced
Whether constant-pressure table is qualified.
4, it when revesal is examined and determine, opens the 4th solenoid valve 64 and is depressurized to setting value closing, it is automatic to start servo motor pressure regulation
Device 66 is stablized to setting value；And so on, the 5th solenoid valve 65 is opened after being down to 4MPa, then open the 4th solenoid valve 64, when
After air pressure is 0 in the cylinder of supercharging device 67, second solenoid valve 62 is opened by pressure near 0.
5, illustrate that pressure reducer is integrated with gas leak phenomenon if there is the phenomenon that pressure persistently reduces in verification process.
Claims (2)
1. full-automatic pressure reducer calibrating installation, which is characterized in that including shell (1) and be inlaid in the touch of shell (1) side
Formula operating display (2) is equipped with the high-pressure side intelligence being connect with touching type operation display screen (2) on the top of the shell
Pressure testers (3) are detected pressure reducer (4) and low-pressure end intelligent pressure tester (5), and pressurization is equipped in the inside of shell
System (6), the high-pressure side intelligent pressure tester (3) are detected pressure reducer (4) and low-pressure end intelligent pressure tester
(5) the external fittings of shell (1) are stretched out with mounted on compression system (6) respectively.
2. full-automatic pressure reducer calibrating installation according to claim 1, which is characterized in that the compression system includes surveying
Pressure pipeline, servo motor regulator (66), pneumatic booster (67), air accumulator (68), pressure controller (69), compressor
(70), the first solenoid valve (61), second solenoid valve (62), third solenoid valve (63), the 4th solenoid valve (64) and the 5th solenoid valve
(65), one end of the pressure measurement pipeline is communicated with servo motor regulator (66), the other end and first solenoid valve
(61) the air inlet connection of gas outlet and second solenoid valve (62), is sequentially installed with high-pressure side intelligence on the pressure measurement pipeline
Pressure testers (3) detect pressure reducer (4) and low-pressure end intelligent pressure tester (5), are provided on the detection pressure reducer
High pressure gauge (41) and low-pressure meter (42), the compressor are connected by the air inlet of pressure controller (69) and air accumulator (68)
Logical, the first gas outlet of the air accumulator (68) is connected to the air inlet of the first solenoid valve, and the gas outlet of second solenoid valve is connected to the
One muffler；Second gas outlet of the air accumulator (68) is connected to the air inlet of third solenoid valve, the gas outlet of third solenoid valve
And the 4th the air inlet of solenoid valve be connected to the air inlet of pneumatic booster (67), the gas outlet of the pneumatic booster (67) connects
It is connected on high-pressure side intelligent pressure tester (3) and detects on the pressure measurement pipeline between pressure reducer (4), the gas outlet of the 4th solenoid valve
It is connected to the second muffler；It is installed on pressure measurement pipeline between detection pressure reducer (4) and low-pressure end intelligent pressure tester (5)
There is the 5th solenoid valve (65).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172005.6U CN207779614U (en) | 2018-01-31 | 2018-01-31 | Full-automatic pressure reducer calibrating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172005.6U CN207779614U (en) | 2018-01-31 | 2018-01-31 | Full-automatic pressure reducer calibrating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207779614U true CN207779614U (en) | 2018-08-28 |
Family
ID=63210976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820172005.6U Active CN207779614U (en) | 2018-01-31 | 2018-01-31 | Full-automatic pressure reducer calibrating installation |
Country Status (1)
| Country | Link |
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| CN (1) | CN207779614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340525A (en) * | 2021-06-07 | 2021-09-03 | 安徽工业大学 | Method for acquiring working characteristic parameters of piezoelectric pressure sensor for implementing quasi-static calibration |
-
2018
- 2018-01-31 CN CN201820172005.6U patent/CN207779614U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340525A (en) * | 2021-06-07 | 2021-09-03 | 安徽工业大学 | Method for acquiring working characteristic parameters of piezoelectric pressure sensor for implementing quasi-static calibration |
| CN113340525B (en) * | 2021-06-07 | 2022-08-23 | 安徽工业大学 | Method for acquiring working characteristic parameters of piezoelectric pressure sensor for implementing quasi-static calibration |
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