CN207081527U - One kind exhaust valve core fast detector - Google Patents
One kind exhaust valve core fast detector Download PDFInfo
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- CN207081527U CN207081527U CN201720857100.5U CN201720857100U CN207081527U CN 207081527 U CN207081527 U CN 207081527U CN 201720857100 U CN201720857100 U CN 201720857100U CN 207081527 U CN207081527 U CN 207081527U
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Abstract
The utility model discloses one kind to be vented valve core fast detector, including：Detection pedestal, calibrating gas passage and detection gas passage are set in the detection pedestal, standard valve element detect tank and exemplar valve element detect tank are respectively arranged with the top of the calibrating gas passage and detection gas passage；The lifting pressure head being arranged at the top of the detection pedestal；The standard pipeline connected with the calibrating gas passage；The signal piping connected with the detection gas passage；The compressed air source unit of measuring air pressure is provided to the standard pipeline and signal piping；Two test sides are connected to the differential pressure pickup on the standard pipeline and signal piping；The controller being connected with the compressed air source unit and differential pressure pickup.
Description
Technical field
Detection means is the utility model is related to, more particularly to a kind of exhaust valve core fast detector.
Background technology
The valve element of air bleeding valve is the core component of air bleeding valve, and the quality of its quality directly influences the working stability of air bleeding valve
Property, how fast and accurately detection is vented valve core, is related to the production cost and product quality of air bleeding valve.
Leak detector main operational principle in the market has water inspection method, helium detection method, pressure test method several.Generally
Water inspection method complex operation, detection device is expensive, accuracy of detection is high but reliability is general.Helium detection method is although simple to operate, but
It is that use cost is high, detection device is expensive.Pressure test method precision is relatively low easily to there is missing inspection or erroneous judgement.
It can quantify in addition, China develops many air-leakage test products or qualitatively judge out whether product leaks,
But but than relatively low in terms of measuring accuracy and repeatability, the country, which has put into a large amount of manpower and materials and have developed some air-tightness, to be set
It is standby, it is largely to be detected the methods of employing import high resolution sensor or the compensation error artificial to detection parameters to improve
Precision.Although accuracy of measurement can be improved from the sensor of high-resolution, the cost of leak detector can be significantly increased.
Utility model content
The purpose of this utility model is above-mentioned deficiency and defect for prior art, there is provided one kind exhaust valve core is fast
Fast detector, to solve the above problems.
The technical problem that the utility model solves can be realized using following technical scheme：
One kind exhaust valve core fast detector, it is characterised in that including：
Detection pedestal, calibrating gas passage and detection gas passage, the calibrating gas is set to lead in the detection pedestal
Standard valve element detect tank and exemplar valve element detect tank are respectively arranged with the top of road and detection gas passage；
The lifting pressure head being arranged at the top of the detection pedestal；
The standard pipeline connected with the calibrating gas passage；
The signal piping connected with the detection gas passage；
The compressed air source unit of measuring air pressure is provided to the standard pipeline and signal piping；
Two test sides are connected to the differential pressure pickup on the standard pipeline and signal piping；
The controller being connected with the compressed air source unit and differential pressure pickup.
In a preferred embodiment of the present utility model, the compressed air source unit includes source of the gas and total road control valve and branch
Road control valve, wherein the total road control valve is arranged in the output end of the source of the gas, the branch road control valve is arranged on described
On connection branch road between standard pipeline and signal piping, total road pressure sensor is also associated with the standard pipeline.
In a preferred embodiment of the present utility model, the controller is pressed with the differential pressure pickup, total road respectively
Force snesor, total road control valve and branch road control valve connection.
In a preferred embodiment of the present utility model, the controller also has alarm generator.
In a preferred embodiment of the present utility model, the controller is ARM singlechip controllers.
As a result of technical scheme as above, the beneficial effects of the utility model are：
1st, this detector has the characteristics of equipment cost is low, easy to operate, valve element direct after detecting compared to water inspection method
Carry out next procedure assembling, it is no longer necessary to carry out the operation such as drying.
2nd, this detector compares helium leaking equipment, and equipment testing cost is low, it is not necessary to using expensive helium, simple to operate,
The characteristics of detection speed is fast, automation degree of equipment is high.
3rd, this detector compares usual pressure detector, possesses high precision, reliability height, is not susceptible to the features such as missing inspection.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of embodiment of the utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
The utility model is expanded on further in face.
A kind of exhaust valve core fast detector shown in Figure 1, including detection pedestal 100, lifting pressure head 200, mark
Quasi- pipeline 300, signal piping 400, compressed air source unit 500, differential pressure pickup 600 and controller 700.
Calibrating gas passage 110 and detection gas passage 120, calibrating gas passage 110 and inspection are set in detection pedestal 100
The top for surveying gas passage 120 is respectively arranged with standard valve element detect tank 111 and exemplar valve element detect tank 121.
Lifting pressure head 200 is liftably arranged on the top of detection pedestal 100, to in standard valve element detect tank 111
Exemplar valve element 2 in standard valve element 1 and exemplar valve element detect tank 121 is compressed so that standard valve element 1 and exemplar valve element 2 are right
Calibrating gas passage 110 and detection gas passage 120 are sealed.
One end of standard pipeline 300 connects with calibrating gas passage 110, and the other end connects with compressed air source unit 500.Detection pipe
The one end on road 400 connects with gas passage 110, and the other end connects with compressed air source unit 500.The effect of compressed air source unit 500 be exactly to
Standard pipeline 300 and signal piping 400 provide measuring air pressure.Two test sides of differential pressure pickup 600 are connected to standard pipe
On road 300 and signal piping 400.Controller 700 is connected with compressed air source unit 500 and differential pressure pickup 600 respectively, controller 700
Preferably ARM singlechip controllers.In order to cause staff to know detection case in time, controller 700 also has police
Report generating means.
Compressed air source unit 500 in the present embodiment includes source of the gas and total road control valve 510 and branch road control valve 520, wherein
Total road control valve 510 is arranged in the output end of source of the gas, and branch road control valve 520 is arranged on standard pipeline 300 and signal piping 400
Between connection branch road 521 on, total road pressure sensor 800 is also associated with standard pipeline 300.Controller 700 respectively with pressure
Gap sensor 600, total road pressure sensor 800, total road control valve 510 and branch road control valve 520 connect.
Operation principle of the present utility model is as follows：
1st, lifting pressure head 200 is risen, and standard valve element 1 and exemplar valve element 2 are respectively charged into standard valve element detect tank 111 and sample
In part valve element detect tank 121；
2nd, lifting pressure head 200 is fallen, while compresses standard valve element 1 and exemplar valve element 2 so that standard valve element 1 and exemplar valve
Core 2 seals to calibrating gas passage 110 and detection gas passage 120；
3rd, total road control valve 510 and branch road control valve 520 are opened, is passed through 0.4MPa compressed airs；
4th, total road control valve 510 is closed, now if the pressure that total road pressure sensor 800 measures changes, is then said
There is gas leakage faster in bright valve element, it may be possible to which valve element is not installed or damaged, and controller 700 can send alarm；
If the 5, total road pressure sensor 800 does not measure pressure change, branch road control valve 520 is closed, is now passed through
The pressure differential of the measurement standard pipeline 300 of differential pressure pickup 600 and signal piping 400, if without pressure differential, illustrate exemplar valve
The 2-in-1 lattice of core, controller 700 send qualifying signal；If differential pressure pickup 600 is exceeded, illustrate that exemplar valve element 2 has micro let out
Leakage, controller 700 send unqualified signal.
The utility model measures workpiece to be checked using the sensor of two different ranges, wherein total road pressure sensor
800 range is 0~1MPa, it is ensured that normal work under 0.4~0.5MPa detection pressure, differential pressure pickup 600 are to survey
Pressure difference is measured, 0~1KPa of range, is leaked using total road pressure sensor 800 measurement big flow, is surveyed using differential pressure pickup 600
Micro-leakage is measured, when differential pressure pickup 600 measures pressure at both sides balance, source of the gas has been switched off, will not be because of the pressure of source of the gas
It is that differential pressure pickup 600 causes to damage.
The beneficial effects of the utility model are：
1st, this detector has the characteristics of equipment cost is low, easy to operate, valve element direct after detecting compared to water inspection method
Carry out next procedure assembling, it is no longer necessary to carry out the operation such as drying.
2nd, this detector compares helium leaking equipment, and equipment testing cost is low, it is not necessary to using expensive helium, simple to operate,
The characteristics of detection speed is fast, automation degree of equipment is high.
3rd, this detector compares usual pressure detector, possesses high precision, reliability height, is not susceptible to the features such as missing inspection.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (5)
1. one kind exhaust valve core fast detector, it is characterised in that including：
Detection pedestal, sets calibrating gas passage and detection gas passage in the detection pedestal, the calibrating gas passage and
Standard valve element detect tank and exemplar valve element detect tank are respectively arranged with the top of detection gas passage；
The lifting pressure head being arranged at the top of the detection pedestal；
The standard pipeline connected with the calibrating gas passage；
The signal piping connected with the detection gas passage；
The compressed air source unit of measuring air pressure is provided to the standard pipeline and signal piping；
Two test sides are connected to the differential pressure pickup on the standard pipeline and signal piping；
The controller being connected with the compressed air source unit and differential pressure pickup.
2. a kind of exhaust valve core fast detector as claimed in claim 1, it is characterised in that the compressed air source unit includes gas
Source and total road control valve and branch road control valve, wherein the total road control valve is arranged in the output end of the source of the gas, it is described
Branch road control valve is arranged on the connection branch road between the standard pipeline and signal piping, is also associated with the standard pipeline
Total road pressure sensor.
As claimed in claim 2 a kind of 3. exhaust valve core fast detector, it is characterised in that the controller respectively with institute
State differential pressure pickup, total road pressure sensor, total road control valve and branch road control valve connection.
A kind of 4. exhaust valve core fast detector as described in claims 1 to 3 any claim, it is characterised in that institute
Stating controller also has alarm generator.
5. a kind of exhaust valve core fast detector as claimed in claim 4, it is characterised in that the controller is that ARM is mono-
Piece machine controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720857100.5U CN207081527U (en) | 2017-07-14 | 2017-07-14 | One kind exhaust valve core fast detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720857100.5U CN207081527U (en) | 2017-07-14 | 2017-07-14 | One kind exhaust valve core fast detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207081527U true CN207081527U (en) | 2018-03-09 |
Family
ID=61421785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720857100.5U Active CN207081527U (en) | 2017-07-14 | 2017-07-14 | One kind exhaust valve core fast detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207081527U (en) |
-
2017
- 2017-07-14 CN CN201720857100.5U patent/CN207081527U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190410 Address after: 214200 Yibei Road Military-Civil Integration Industrial Park A7, Qiting Street, Yixing City, Wuxi City, Jiangsu Province Patentee after: Aotou Energy Technology (Wuxi) Co., Ltd. Address before: 201415 No. 1241 Zhuanghang Zhenzhuangliang Road, Fengxian District, Shanghai Patentee before: Shanghai Ao Tu fluid Science and Technology Ltd. |