CN205719448U - A kind of sealed negative-pressure detection device for detecting buildings waterproof effect - Google Patents
A kind of sealed negative-pressure detection device for detecting buildings waterproof effect Download PDFInfo
- Publication number
- CN205719448U CN205719448U CN201620656116.5U CN201620656116U CN205719448U CN 205719448 U CN205719448 U CN 205719448U CN 201620656116 U CN201620656116 U CN 201620656116U CN 205719448 U CN205719448 U CN 205719448U
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- Prior art keywords
- electromagnetic valve
- signal output
- output part
- buildings waterproof
- waterproof effect
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- Measuring Fluid Pressure (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of sealed negative-pressure detection device for detecting buildings waterproof effect, primary standard substance is connected by the signal input part of filter and the 3rd electromagnetic valve, measured object is connected by the signal input part of corrector and the second electromagnetic valve, the signal output part of the second electromagnetic valve and the 3rd electromagnetic valve is all connected with differential pressure pick-up, the signal output part of differential pressure pick-up is connected with amplifier, and the signal output part of amplifier is connected with control chamber；The signal output part of the second electromagnetic valve and the 3rd electromagnetic valve also input with the first electromagnetic valve is connected, and the signal output part of the first electromagnetic valve connects piezometer.This device efficiently solves apparatus for building and seals the best, and the workpiece of production is the most qualified, and buildings waterproof has the features such as operation is simple and reliable, easy to use.
Description
Technical field
This utility model belongs to field of engineering building, particularly relates to a kind of sealing for detecting buildings waterproof effect
Negative-pressure detection device.
Background technology
At present, there are being the manufactured goods industry of certain batch, the master of performing leak test means provisioned in its production process
Flow the vapour-pressure type leak detecting device developed by test pressure change principle, mainly have absolute pressure formula and differential pressure detection mode
Deng two classes.After the former refers to that testing pressure enters working region, it is that may be present that pressure transducer directly reflects that it is experienced
Reveal and cause the slippage of test pressure, with this, sealing is made evaluation.The latter is then to be reflected entirely by differential pressure pick-up
Direct pressure change in the test pressure extent being sealed between standard component and measured piece rather than workpiece area.Compare
Under, differential certainty of measurement and detection efficiency are above the former, and deformed by variations in temperature, workpiece affected little.
Summary of the invention
The purpose of this utility model is to provide a kind of sealed negative-pressure detection device for detecting buildings waterproof effect, purport
The best solving architectural workpieces tightness, workpiece is the most qualified, the problem of buildings waterproof.
This utility model is achieved in that this detects device for the sealed negative-pressure detecting buildings waterproof effect and includes:
Primary standard substance, filter, the first electromagnetic valve, corrector, piezometer, differential pressure pick-up, control chamber, the second electromagnetic valve, the 3rd electromagnetism
Valve, amplifier, measured object；
Primary standard substance is connected by the signal input part of filter and the 3rd electromagnetic valve, and measured object passes through corrector and second
The signal input part of electromagnetic valve is connected, and the signal output part of the second electromagnetic valve and the 3rd electromagnetic valve is all connected with differential pressure pick-up
Connecing, the signal output part of differential pressure pick-up is connected with amplifier, and the signal output part of amplifier is connected with control chamber；Second
The signal output part of electromagnetic valve and the 3rd electromagnetic valve also input with the first electromagnetic valve is connected, and the signal of the first electromagnetic valve is defeated
Go out and hold connection to have piezometer.
This utility model also takes following technical measures:
Drainage screen is installed in described filter, in drainage screen, is filled with filtration sponge.
Being provided with signal projector on described control chamber, controller is connected with signal projector, the outside of control chamber
Monitor terminal, signal projector and monitor terminal wireless connections are installed.
The outer cover of described amplifier is equipped with isolating device.
This utility model has the advantage that and actively has the technical effect that this is for the sealed negative-pressure detecting buildings waterproof effect
Structure of the detecting device is simple, can be used for the sealed negative-pressure detection of buildings waterproof effect, effectively whether solves architectural workpieces tightness
Well, workpiece is the most qualified, the problem of buildings waterproof.
Accompanying drawing explanation
Fig. 1 is the sealed negative-pressure structure of the detecting device for detecting buildings waterproof effect that this utility model embodiment provides
Schematic diagram；
In figure: 1, primary standard substance；2, filter；3, the first electromagnetic valve；4, corrector；5, piezometer；6, differential pressure pick-up；7、
Control chamber；8, the second electromagnetic valve；9, the 3rd electromagnetic valve；10, amplifier；11, measured object.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with embodiment, to this
Utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this practicality
Novel, it is not used to limit this utility model.
1 application principle of the present utility model is further described below in conjunction with the accompanying drawings.This is used for detecting buildings waterproof effect
The sealed negative-pressure detection device of fruit includes: primary standard substance 1, filter the 2, first electromagnetic valve 3, corrector 4, piezometer 5, differential pressure sense
Device 6, control chamber the 7, second electromagnetic valve the 8, the 3rd electromagnetic valve 9, amplifier 10, measured object 11；
Primary standard substance 1 is connected by the signal input part of filter 2 with the 3rd electromagnetic valve 9, and measured object 11 is by corrector 4
Being connected with the signal input part of the second electromagnetic valve 8, the signal output part of the second electromagnetic valve 8 and the 3rd electromagnetic valve 9 is all and differential pressure
Sensor 6 is connected, and the signal output part of differential pressure pick-up 6 is connected with amplifier 10, the signal output part of amplifier 10 with
Control chamber 7 is connected；The signal output part of the second electromagnetic valve 8 and the 3rd electromagnetic valve 9 also input with the first electromagnetic valve 3 is connected
Connecing, the signal output part of the first electromagnetic valve 3 connects piezometer 5.
In described filter 2, drainage screen is installed, in drainage screen, is filled with filtration sponge.
Being provided with signal projector on described control chamber 7, controller is connected with signal projector, outside control chamber 7
Portion is provided with monitor terminal, signal projector and monitor terminal wireless connections.
The outer cover of described amplifier 10 is equipped with isolating device.
After measured object 11 is placed, it is corrected by corrector 4 and finely tunes, checked by filter 2, primary standard substance
1 filters through filter 2；Flow is detected by the second electromagnetic valve 8 and the 3rd electromagnetic valve 9, passes through after the first electromagnetic valve 3
Forcing press shows；Differential pressure pick-up 6 detects the pressure difference value in the second electromagnetic valve 8 and the 3rd electromagnetic valve 9, amplified device 10
Just can be shown by piezometer 5 after signal is amplified.Can be used for the sealed negative-pressure detection of buildings waterproof effect, effectively solve building
Workpiece tightness is the best, and workpiece is the most qualified, the problem of buildings waterproof.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (4)
1. one kind is detected device for detecting the sealed negative-pressure of buildings waterproof effect, it is characterised in that it is anti-that this is used for detecting building
The sealed negative-pressure detection device of water effect includes: primary standard substance, filter, the first electromagnetic valve, corrector, piezometer, differential pressure sense
Device, control chamber, the second electromagnetic valve, the 3rd electromagnetic valve, amplifier, measured object；
Primary standard substance is connected by the signal input part of filter and the 3rd electromagnetic valve, and measured object passes through corrector and the second electromagnetism
The signal input part of valve is connected, and the signal output part of the second electromagnetic valve and the 3rd electromagnetic valve is all connected with differential pressure pick-up,
The signal output part of differential pressure pick-up is connected with amplifier, and the signal output part of amplifier is connected with control chamber；Second electricity
The signal output part of magnet valve and the 3rd electromagnetic valve also input with the first electromagnetic valve is connected, the signal output of the first electromagnetic valve
End connection has piezometer.
2. the sealed negative-pressure detection device for detecting buildings waterproof effect as claimed in claim 1, it is characterised in that described
Filter in drainage screen is installed, be filled with in drainage screen filtration sponge.
3. the sealed negative-pressure detection device for detecting buildings waterproof effect as claimed in claim 1, it is characterised in that described
Control chamber on signal projector is installed, controller is connected with signal projector, and the outside of control chamber is provided with monitoring eventually
End, signal projector and monitor terminal wireless connections.
4. the sealed negative-pressure detection device for detecting buildings waterproof effect as claimed in claim 1, it is characterised in that described
The outer cover of amplifier equipped with isolating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620656116.5U CN205719448U (en) | 2016-06-28 | 2016-06-28 | A kind of sealed negative-pressure detection device for detecting buildings waterproof effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620656116.5U CN205719448U (en) | 2016-06-28 | 2016-06-28 | A kind of sealed negative-pressure detection device for detecting buildings waterproof effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205719448U true CN205719448U (en) | 2016-11-23 |
Family
ID=57317870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620656116.5U Expired - Fee Related CN205719448U (en) | 2016-06-28 | 2016-06-28 | A kind of sealed negative-pressure detection device for detecting buildings waterproof effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205719448U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007655A (en) * | 2017-12-11 | 2018-05-08 | 浙江海洋大学 | A kind of closed container leak detection system peculiar to vessel and slip detection method |
| CN109916568A (en) * | 2019-02-27 | 2019-06-21 | 重庆金康动力新能源有限公司 | Electric machine controller sealing propertytest system, device and method |
| CN110823478A (en) * | 2019-11-28 | 2020-02-21 | 湖南麓上住宅工业科技有限公司 | Air tightness detection system for passive room |
| CN111157187A (en) * | 2019-12-27 | 2020-05-15 | 安徽拓扑思汽车零部件有限公司 | Air spring air tightness detection device and detection method thereof |
| CN112414637A (en) * | 2020-11-30 | 2021-02-26 | 东风汽车集团有限公司 | Electric automobile electric drive and integrated leak hunting system of liquid cooling pipe |
-
2016
- 2016-06-28 CN CN201620656116.5U patent/CN205719448U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007655A (en) * | 2017-12-11 | 2018-05-08 | 浙江海洋大学 | A kind of closed container leak detection system peculiar to vessel and slip detection method |
| CN108007655B (en) * | 2017-12-11 | 2019-10-08 | 浙江海洋大学 | A kind of closed container leak detecting device peculiar to vessel and slip detection method |
| CN109916568A (en) * | 2019-02-27 | 2019-06-21 | 重庆金康动力新能源有限公司 | Electric machine controller sealing propertytest system, device and method |
| CN110823478A (en) * | 2019-11-28 | 2020-02-21 | 湖南麓上住宅工业科技有限公司 | Air tightness detection system for passive room |
| CN111157187A (en) * | 2019-12-27 | 2020-05-15 | 安徽拓扑思汽车零部件有限公司 | Air spring air tightness detection device and detection method thereof |
| CN112414637A (en) * | 2020-11-30 | 2021-02-26 | 东风汽车集团有限公司 | Electric automobile electric drive and integrated leak hunting system of liquid cooling pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170628 |