CN202562901U - Switching device for checking diffusion SF6 alarm device transmitter - Google Patents
Switching device for checking diffusion SF6 alarm device transmitter Download PDFInfo
- Publication number
- CN202562901U CN202562901U CN2012202216990U CN201220221699U CN202562901U CN 202562901 U CN202562901 U CN 202562901U CN 2012202216990 U CN2012202216990 U CN 2012202216990U CN 201220221699 U CN201220221699 U CN 201220221699U CN 202562901 U CN202562901 U CN 202562901U
- Authority
- CN
- China
- Prior art keywords
- housing
- transmitter
- warning device
- switching device
- device transmitter
- 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
- 238000009792 diffusion process Methods 0.000 title claims abstract description 16
- 238000012795 verification Methods 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
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- Emergency Alarm Devices (AREA)
Abstract
The utility model discloses a switching device for checking a diffusion SF6 alarm device transmitter. The switching device comprises a housing, wherein an open slot is arranged on one end of the housing; a through hole is formed on the bottom of the open slot and is connected with a gas inlet joint; the gas inlet joint is connected with an inflation pipeline; the open slot is matched with an air vent of the alarm device transmitter in position; the end surface of the housing is connected and matched with the connecting surface of the alarm device transmitter in a sealed manner; an inner hole is formed on the end surface of the housing; and an adsorption magnet is arranged inside the inner hole. According to the utility model, the switching device is adsorbed on the air vent of the SF6 alarm device transmitter which is not dismounted, and after being sealed, the SF6 alarm device transmitter is connected with the inflation pipeline to be inflated with standard gas for checking; and moreover, the switching device can be applicable to checking of diffusion SF6 alarm device transmitters with different specifications of any manufacturer.
Description
Technical field
The utility model relates to a kind of verification diffusion type SF
6The switching device of warning device transmitter is applicable to the qualitative and quantitative SF of indoor substation diffusion type
6The verification of on-line monitoring alarm device for leakage measuring transducer.
Background technology
According to DL 408-1991 electrical safe working order (generating plant and electric substation's electric part) regulation, at SF
6SF must be installed in the indoor workplace of electrical equipment
6Leak online warning device, monitor SF in the air in real time
6G&O content, SF in environment
6Gas content exceeds standard or during anoxic, should implement to report to the police and opening chamber in ventilation equipment, with staff's in the assurance inlet chamber personal safety.In order to guarantee SF
6The warning device monitoring accuracy need be to installing regular on-line testing.For diffusion type SF
6Warning device usually all will be with SF
6The measuring transducer of warning device disassembles from GIS equipment; With plastic film sealing wrapping verification is carried out in its ventilation then, this method is time-consuming, on-the-spot poor operability; And the variable concentrations point gas of dynamic-configuration can not reach balance fast, influences the test result accuracy.
Summary of the invention
The purpose of the utility model is exactly in order to solve time-consuming, the poor operability of check that prior art exists, the problem of test result poor accuracy; A kind of verification SF is provided
6The switching device of warning device transmitter; Need not dismantle SF
6The warning device measuring transducer only needs this device is adsorbed on SF
6The air hole position of warning device transmitter is used the adhesive tape proper seal then, connects breather line, feeds calibrating gas and just can carry out verification work, applicable to the diffusion type SF of any manufacturing firm different size
6The verification of warning device transmitter.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of verification diffusion type SF
6The switching device of warning device transmitter; Comprise housing, housing one end is provided with open slot, and the open slot bottom is provided with through hole; Through hole is connected with air inlet connections; Air inlet connections is connected with gas ducting, and open slot cooperates with the air hole position of warning device transmitter, and the housing end face is sealed and matched with the joint face of warning device transmitter and is connected.
Said housing end is provided with endoporus, and endoporus is provided with absorption magnet.
Absorption magnet is connected with housing through attachment screw.
Air inlet connections is the self-styled air inlet connections of plug-in type.
The principle of work of the utility model: the utility model comprises housing; Housing one end is provided with open slot; The open slot bottom is provided with through hole, and through hole is connected with air inlet connections, and air inlet connections is connected with gas ducting; Open slot cooperates with the air hole position of warning device transmitter, and the housing end face is sealed and matched with the joint face of warning device transmitter and is connected.Said housing end is provided with endoporus, and endoporus is provided with absorption magnet, and absorption magnet is embedded in edge, housing surrounding, is connected with housing through attachment screw, need not dismantle SF during use
6The warning device measuring transducer only needs this device is adsorbed on SF
6The air hole position of warning device transmitter; With instruments such as adhesive tape with the housing end face and the joint face of warning device transmitter compress, make it to contact tight assurance sealing surface positiver sealing, prevent seepage; Connect breather line then, feed calibrating gas and carry out verification, applicable to the diffusion type SF of any manufacturing firm different size
6The verification of warning device transmitter.
The beneficial effect of the utility model is: practical, and handling safety, convenient and swift, variable concentrations point gas reaches balance fast, measures accurately, and high efficiency is applicable to the diffusion type SF of different size
6The verification of warning device transmitter.
Description of drawings
Fig. 1 is the utility model structural drawing;
Fig. 2 is the A-A cut-open view of Fig. 1;
Among the figure, 1. housing, 2. air inlet connections, 3. absorption magnet, 4. attachment screw, 5. open slot, 6. housing end face.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
A kind of verification diffusion type SF
6The switching device of warning device transmitter, as shown in the figure, comprise housing 1; Housing 1 one ends are provided with open slot 5; Open slot 5 bottoms are provided with through hole, and through hole is connected with air inlet connections 2, and air inlet connections 2 is connected with gas ducting; Open slot 5 cooperates with the air hole position of warning device transmitter, and housing end face 6 is sealed and matched with the joint face of warning device transmitter and is connected.Said housing end face 6 places are provided with endoporus, and endoporus is provided with absorption magnet 3.Absorption magnet 3 is embedded in edge, housing 1 surrounding, is connected with housing through attachment screw 4.Air inlet connections is the self-styled air inlet connections of plug-in type.
Though the above-mentioned accompanying drawing that combines is described the embodiment of utility model; But be not restriction to the utility model protection domain; One of ordinary skill in the art should be understood that; On the basis of the technical scheme of the utility model, those skilled in the art need not pay various modifications that creative work can make or distortion still in the protection domain of the utility model.
Claims (4)
1. verification diffusion type SF
6The switching device of warning device transmitter is characterized in that, comprises housing; Housing one end is provided with open slot; The open slot bottom is provided with through hole, and through hole is connected with air inlet connections, and air inlet connections is connected with gas ducting; Open slot cooperates with the air hole position of warning device transmitter, and the housing end face is sealed and matched with the joint face of warning device transmitter and is connected.
2. verification diffusion type SF as claimed in claim 1
6The switching device of warning device transmitter is characterized in that, said housing end is provided with endoporus, and endoporus is provided with absorption magnet.
3. verification diffusion type SF as claimed in claim 2
6The switching device of warning device transmitter is characterized in that, said absorption magnet is connected with housing through attachment screw.
4. verification diffusion type SF as claimed in claim 1
6The switching device of warning device transmitter is characterized in that, said air inlet connections is the self-styled air inlet connections of plug-in type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202216990U CN202562901U (en) | 2012-05-17 | 2012-05-17 | Switching device for checking diffusion SF6 alarm device transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202216990U CN202562901U (en) | 2012-05-17 | 2012-05-17 | Switching device for checking diffusion SF6 alarm device transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202562901U true CN202562901U (en) | 2012-11-28 |
Family
ID=47212546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202216990U Expired - Fee Related CN202562901U (en) | 2012-05-17 | 2012-05-17 | Switching device for checking diffusion SF6 alarm device transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202562901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980976A (en) * | 2012-12-05 | 2013-03-20 | 徐州传庆电子科技有限公司 | Comprehensive verification table of gas alarm instrument |
-
2012
- 2012-05-17 CN CN2012202216990U patent/CN202562901U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980976A (en) * | 2012-12-05 | 2013-03-20 | 徐州传庆电子科技有限公司 | Comprehensive verification table of gas alarm instrument |
| CN102980976B (en) * | 2012-12-05 | 2014-12-24 | 徐州传庆电子科技有限公司 | Comprehensive verification table of gas alarm instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121108 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121108 Address after: 250002 Ji'nan City Central District, Shandong, No. 2 South Road, No. 500 Patentee after: Shandong Research Inst. of Electric Power Patentee after: State Grid Corporation of China Address before: 250002 Ji'nan City Central District, Shandong, No. 2 South Road, No. 500 Patentee before: Shandong Research Inst. of Electric Power |
|
| 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: 20121128 Termination date: 20200517 |