CN205785703U - A kind of method of cumulative scale leak detection system - Google Patents
A kind of method of cumulative scale leak detection system Download PDFInfo
- Publication number
- CN205785703U CN205785703U CN201620482452.2U CN201620482452U CN205785703U CN 205785703 U CN205785703 U CN 205785703U CN 201620482452 U CN201620482452 U CN 201620482452U CN 205785703 U CN205785703 U CN 205785703U
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- China
- Prior art keywords
- air intake
- intake branch
- gas air
- detection system
- detector
- 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.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 230000001186 cumulative effect Effects 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000000523 sample Substances 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 55
- 238000005259 measurement Methods 0.000 claims description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 239000001307 helium Substances 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 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
- 230000010287 polarization Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of method of cumulative scale leak detection system, workpiece cover including hollow, inlet manifold, search gas air intake branch, compressed gas air intake branch, trace gas detector and controller, one end of described inlet manifold is goed deep in workpiece cover, the other end connects with search gas air intake branch and compressed gas air intake branch respectively, described inlet manifold is provided with Pressure gauge, described search gas air intake branch and compressed gas air intake branch are respectively equipped with valve, described trace gas detector is electrically connected with probe, described probe gos deep in workpiece cover, described valve, Pressure gauge and trace gas detector are all electrically connected with the controller.The beneficial effects of the utility model are: simple in construction, easily manufacture, low cost, different search gass and trace gas detector can be changed, the most just can work, and do not affected by factors such as ambient temperature, workpiece deformation, improve Product checking quality and efficiency for client, create more preferable benefit.
Description
Technical field
This utility model relates to leakage measuring instrumentation field, is specifically related to a kind of method of cumulative scale leak detection system.
Background technology
The instrument and equipment of the sealing propertytest related in the market substantially belongs to polarization state, conventional and low side sealing detection instrument is typically only capable to the detection leakage more than 1.0 × 10-2Pa.m3/s with equipment, and high-end leak detector, such as helium mass spectrometer leak detector, owing to equipment of itself cost is the highest with use cost, it is usually used in the detection leakage less than 1.0 × 10-7Pa.m3/s, lacks a low cost currently on the market and instrument or the equipment of leakage between 1.0 × 10-2Pa.m3/s to 1.0 × 10-7Pa.m3/s can be detected.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, it is provided that a kind of method of cumulative scale leak detection system, the extension to Air leak test function, improves conventional sense precision and efficiency, saves time cost and labor cost for client.
For solving above-mentioned technical problem, the technical solution of the utility model is:
A kind of method of cumulative scale leak detection system, workpiece cover including hollow, inlet manifold, search gas air intake branch, compressed gas air intake branch, trace gas detector and controller, one end of described inlet manifold is goed deep in workpiece cover, the other end connects with search gas air intake branch and compressed gas air intake branch respectively, described inlet manifold is provided with Pressure gauge, described search gas air intake branch and compressed gas air intake branch are respectively equipped with valve, described trace gas detector is electrically connected with probe, described probe gos deep in workpiece cover, described valve, Pressure gauge and trace gas detector are all electrically connected with the controller.
Preferably, described valve is electromagnetism normally closed 2/2-way valve.
Preferably, described search gas air intake branch one end is communicated with search gas generating means.
Preferably, described compressed gas air intake branch one end is communicated with compression gas generator.
Preferably, described inlet manifold gos deep into one end of workpiece cover and is connected with workpiece for measurement.
Preferably, described trace gas detector is helium detector, carbon dioxide indicator or hydrogen detector.
Compared with prior art, the beneficial effects of the utility model are: method of cumulative scale leak detection system simple in construction, easily manufacture, low cost, different search gass and trace gas detector can be changed, the most just can work, and not affected by factors such as ambient temperature, workpiece deformation, improve Product checking quality and efficiency for client, create more preferable benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In accompanying drawing: 1, workpiece cover；2, inlet manifold；3, search gas air intake branch；4, compressed gas air intake branch；5, trace gas detector；6, controller；7, Pressure gauge；8, valve；9, probe；10, workpiece for measurement.
Detailed description of the invention
By making, architectural feature of the present utility model and effect of being reached are had a better understanding and awareness, coordinate detailed description in order to preferred embodiment and accompanying drawing, be described as follows:
As shown in Figure 1: a kind of method of cumulative scale leak detection system, including workpiece cover 1, inlet manifold 2, search gas air intake branch 3, compressed gas air intake branch 4, trace gas detector 5 and the controller 6 of hollow, workpiece to be measured is built in the workpiece cover 1 of hollow.
One end of described inlet manifold 2 is goed deep in workpiece cover 1, described inlet manifold 2 gos deep into one end of workpiece cover 1 and is connected with workpiece for measurement 10, the other end connects with search gas air intake branch 3 and compressed gas air intake branch 4 respectively, and described inlet manifold 2 is provided with Pressure gauge 7.
Described search gas air intake branch 3 and compressed gas air intake branch 4 are respectively equipped with valve 8, described valve 8 is electromagnetism normally closed 2/2-way valve, described search gas air intake branch 3 one end is communicated with search gas generating means, and described compressed gas air intake branch 4 one end is communicated with compression gas generator.
Described trace gas detector 5 is electrically connected with probe 9, and described probe 9 gos deep in workpiece cover 1, and described trace gas detector 5 is helium detector, carbon dioxide indicator or hydrogen detector.
Described probe 9 gos deep in workpiece cover 1, and described valve 8, Pressure gauge 7 and trace gas detector 5 all electrically connect with controller 6, are provided with control display system in described control, by controlling display system, two valves is carried out logic control；Control display system and communicate and control the work of detector with trace gas detector 5, control display system and can manually set search gas pressure and compressed air pressure, and detection accumulated time, workpiece volume etc..
Operation principle of the present utility model is:
Control two valves 8 by the control display system in controller 6 workpiece is inflated, the content pouring search gas can control according to the pressure of detection, after workpiece for measurement 10 is filled with search gas, if workpiece for measurement 10 has leakage, the search gas then leaked can be gathered in workpiece cover 1, trace gas detector 5 is opened after accumulation certain time, search gas in workpiece cover 1 is inhaled in trace gas detector 5 by probe 9, thus be detected, judge to leak the size of small opening according to the amount sucked, again by trace gas detector 5 and the data communication controlling display system, the size of final workpiece for measurement 10 leakage shows in display screen intuitively.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.Skilled person will appreciate that of the industry; this utility model is not restricted to the described embodiments; simply principle of the present utility model described in above-described embodiment and description; on the premise of without departing from this utility model spirit and scope, this utility model also has various changes and modifications, and these changes and improvements both fall within the range of claimed this utility model.The protection domain that this utility model requires is defined by appending claims and equivalent thereof.
Claims (6)
- null1. a method of cumulative scale leak detection system,It is characterized in that: include the workpiece cover (1) of hollow、Inlet manifold (2)、Search gas air intake branch (3)、Compressed gas air intake branch (4)、Trace gas detector (5) and controller (6)，One end of described inlet manifold (2) is goed deep in workpiece cover (1)，The other end connects with search gas air intake branch (3) and compressed gas air intake branch (4) respectively，Described inlet manifold (2) is provided with Pressure gauge (7)，Described search gas air intake branch (3) and compressed gas air intake branch (4) are respectively equipped with valve (8)，Described trace gas detector (5) is electrically connected with probe (9)，Described probe (9) gos deep in workpiece cover (1)，Described valve (8)、Pressure gauge (7) and trace gas detector (5) all electrically connect with controller (6).
- Method of cumulative scale leak detection system the most according to claim 1, it is characterised in that: described valve (8) is electromagnetism normally closed 2/2-way valve.
- Method of cumulative scale leak detection system the most according to claim 1, it is characterised in that: described search gas air intake branch (3) one end is communicated with search gas generating means.
- Method of cumulative scale leak detection system the most according to claim 1, it is characterised in that: described compressed gas air intake branch (4) one end is communicated with compression gas generator.
- Method of cumulative scale leak detection system the most according to claim 1, it is characterised in that: described inlet manifold (2) gos deep into one end of workpiece cover (1) and is connected with workpiece for measurement (10).
- Method of cumulative scale leak detection system the most according to claim 1, it is characterised in that: described trace gas detector (5) is helium detector, carbon dioxide indicator or hydrogen detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620482452.2U CN205785703U (en) | 2016-05-25 | 2016-05-25 | A kind of method of cumulative scale leak detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620482452.2U CN205785703U (en) | 2016-05-25 | 2016-05-25 | A kind of method of cumulative scale leak detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205785703U true CN205785703U (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620482452.2U Expired - Fee Related CN205785703U (en) | 2016-05-25 | 2016-05-25 | A kind of method of cumulative scale leak detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205785703U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758355A (en) * | 2018-05-18 | 2018-11-06 | 云南电网有限责任公司电力科学研究院 | A kind of hydrogen power generation device hydrogen gas leakage monitoring protection device and method |
| CN109521164A (en) * | 2018-12-28 | 2019-03-26 | 上海勘察设计研究院(集团)有限公司 | Thick wall body crosscutting concern detection system and method |
| CN112432738A (en) * | 2020-11-24 | 2021-03-02 | 上海卫星装备研究所 | Mass spectrometry detection device and method for normal-pressure multi-gas leakage rate test |
| CN115597795A (en) * | 2022-10-14 | 2023-01-13 | 上海置信电气有限公司（Cn） | Buckle-on-hood leak detection device, method, and system for air-tight containers |
-
2016
- 2016-05-25 CN CN201620482452.2U patent/CN205785703U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758355A (en) * | 2018-05-18 | 2018-11-06 | 云南电网有限责任公司电力科学研究院 | A kind of hydrogen power generation device hydrogen gas leakage monitoring protection device and method |
| CN109521164A (en) * | 2018-12-28 | 2019-03-26 | 上海勘察设计研究院(集团)有限公司 | Thick wall body crosscutting concern detection system and method |
| CN112432738A (en) * | 2020-11-24 | 2021-03-02 | 上海卫星装备研究所 | Mass spectrometry detection device and method for normal-pressure multi-gas leakage rate test |
| CN112432738B (en) * | 2020-11-24 | 2022-12-27 | 上海卫星装备研究所 | Mass spectrometry detection device and method for normal-pressure multi-gas leakage rate test |
| CN115597795A (en) * | 2022-10-14 | 2023-01-13 | 上海置信电气有限公司（Cn） | Buckle-on-hood leak detection device, method, and system for air-tight containers |
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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 |
Granted publication date: 20161207 Termination date: 20170525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |