CN203288488U - A vacuum circuit breaker contact arm sleeve capable of online measuring the temperature of a contact - Google Patents
A vacuum circuit breaker contact arm sleeve capable of online measuring the temperature of a contact Download PDFInfo
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- CN203288488U CN203288488U CN2013203370891U CN201320337089U CN203288488U CN 203288488 U CN203288488 U CN 203288488U CN 2013203370891 U CN2013203370891 U CN 2013203370891U CN 201320337089 U CN201320337089 U CN 201320337089U CN 203288488 U CN203288488 U CN 203288488U
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- contact arm
- temperature
- voltage stabilizing
- filtering voltage
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Abstract
The utility model relates to a vacuum circuit breaker contact arm sleeve capable of online measuring the temperature of a contact. The vacuum circuit breaker contact arm sleeve comprises a contact arm sleeve body, a sealing cover plate, a temperature sensor, a control unit, an antenna network module, an induction electricity acquiring coil, and a rectifying and filtering voltage stabilizing circuit board and is characterized in that an annular cavity is disposed on one end of the contact arm sleeve body, that the induction electricity acquiring coil is embedded in the annular cavity, that the temperature sensor, the control unit, the antenna network module, and the rectifying and filtering voltage stabilizing circuit board are fixed in the annular cavity, that the sealing cover plate covers the annular cavity, that the signal output end of the temperature sensor is connected with the signal input end of the control unit, that the signal output end of the induction electricity acquiring coil is connected with the signal input end of the rectifying and filtering voltage stabilizing circuit board, that the signal output end of the rectifying and filtering voltage stabilizing circuit board is connected with the power input end of the control unit, and that the signal output end of the control unit is wirelessly connected with the signal input end of a monitoring host computer via the antenna network module. The vacuum circuit breaker contact arm sleeve has characteristics of low cost, compact structure, convenient installation, and reliable operation.
Description
Technical field
The utility model relates to vacuum circuit-breaker contact arm cover, specifically a kind of vacuum circuit-breaker contact arm cover of energy on-line measurement contact temperature.
Background technology
, along with the increase day by day of social power consumption, carrying the high voltage electric equipment of large load conveying task such as vacuum circuit-breaker etc. and also increasing sharply.In electrical network numerous vacuum circuit-breakers self and and miscellaneous equipment between interface be that electric power is carried weakest link, increase along with load, must cause the interface heating, and often form vicious circle: temperature rise, expansion, contraction, oxidation, resistance increase, heat up once again, even lead to a disaster.So the temperature of monitoring vacuum circuit-breaker interface is for stopping this type of accident, guaranteeing that the high-tension apparatus safe operation is most important.
Infrared measurement of temperature is contactless temperature-measuring, but very easily is subjected to ambient dust and electromagnetic field effects on every side, and in addition, infrared temperature probe needs larger installing space; Optical fiber has excellent insulation property, high pressure in can isolating switch cabinet, fibre optic temperature sensor can directly be installed on the contact of vacuum circuit-breaker, the operating temperature of Measurement accuracy high-voltage contact, however optical fiber surface is easily polluted, may cause the optical fiber creeping discharge, so,, though infrared measurement of temperature, optical fiber temperature-measurement can be used for the monitoring of vacuum circuit-breaker interface operating temperature, be subject to many limitations.Therefore, design a kind of with low cost, compact conformation, easy for installation, reliable vacuum circuit-breaker contact arm cover that can the on-line measurement contact temperature is very necessary.
Summary of the invention
The purpose of this utility model just is to provide a kind of with low cost, compact conformation, easy for installation, reliable vacuum circuit-breaker contact arm cover that can the on-line measurement contact temperature.
for achieving the above object, the utility model adopts following technical scheme: the vacuum circuit-breaker contact arm cover of energy on-line measurement contact temperature, comprise the contact arm body, seal cover board, temperature sensor, control unit, the aerial network module, induction electricity taking coil and rectification filtering voltage stabilizing circuit plate, an end that it is characterized in that the contact arm body is provided with annular chamber, be provided with alignment pin in annular chamber, the induction electricity taking coil is nested in annular chamber, temperature sensor, control unit, aerial network module and rectification filtering voltage stabilizing circuit plate are fixed in annular chamber, be provided with location hole on seal cover board, seal cover board coordinates and covers annular chamber with alignment pin by location hole, the signal output part of temperature sensor is connected with the signal input part of control unit, the signal output part of induction electricity taking coil is connected with the signal input part of rectification filtering voltage stabilizing circuit plate, the signal output part of rectification filtering voltage stabilizing circuit plate is connected with the power input of control unit, the signal output part of control unit and the signal input part of monitoring host computer are by the wireless connections of aerial network module.
Further, described temperature sensor, control unit and aerial network module integration are on the temperature measurement circuit plate.
Further, described rectification filtering voltage stabilizing circuit plate and temperature measurement circuit plate are fixed in annular chamber by alignment pin.
The utility model is with low cost, compact conformation, easy for installation, reliable.Adopt the utility model, can the on-line measurement contact temperature.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the right view after Fig. 1 removes seal cover board;
Fig. 3 is contact arm sheath structure schematic diagram of the present utility model;
Fig. 4 is sealed cover plate structure schematic diagram of the present utility model;
Fig. 5 is control block diagram of the present utility model.
In figure: 1-contact arm body; 1.1-annular chamber; 1.1.1-alignment pin; The 2-seal cover board; 2.1-location hole; 3-temperature measurement circuit plate; 3.1-temperature sensor; 3.2-control unit; 3.3-aerial network module; 4.1-induction electricity taking coil; 4.2-rectification filtering voltage stabilizing circuit plate.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but this embodiment should not be construed as restriction of the present utility model:
the vacuum circuit-breaker contact arm cover of the energy on-line measurement contact temperature shown in figure, comprise contact arm body 1, seal cover board 2, temperature sensor 3.1, control unit 3.2, aerial network module 3.3, induction electricity taking coil 4.1 and rectification filtering voltage stabilizing circuit plate 4.2, one end of contact arm body 1 is provided with annular chamber 1.1, be provided with alignment pin 1.1.1 in annular chamber 1.1, induction electricity taking coil 4.1 is nested in annular chamber 1.1, temperature sensor 3.1, control unit 3.2, aerial network module 3.3 and rectification filtering voltage stabilizing circuit plate 4.2 are fixed in annular chamber 1.1, be provided with location hole 2.1 on seal cover board 2, seal cover board 2 coordinates and covers annular chamber 1.1 with alignment pin 1.1.1 by location hole 2.1, the signal output part of temperature sensor 3.1 is connected with the signal input part of control unit 3.2, the power output end of induction electricity taking coil 4.1 is connected with the power input of rectification filtering voltage stabilizing circuit plate 4.2, the power output end of rectification filtering voltage stabilizing circuit plate 4.2 is connected with the power input of control unit 3.2, the signal output part of control unit 3.2 and the signal input part of monitoring host computer are by 3.3 wireless connections of aerial network module.
Preferred embodiment is: in such scheme, described temperature sensor 3.1, control unit 3.2 and aerial network module 3.3 are integrated on temperature measurement circuit plate 3.
Preferred embodiment is: in such scheme, described rectification filtering voltage stabilizing circuit plate 4.2 and temperature measurement circuit plate 3 are fixed in annular chamber 1.1 by alignment pin 1.1.1.
The content that is not described in detail in this specification, belong to the known prior art of those skilled in the art.
Claims (3)
1. can on-line measurement the vacuum circuit-breaker contact arm cover of contact temperature, comprise contact arm body (1), seal cover board (2), temperature sensor (3.1), control unit (3.2), aerial network module (3.3), induction electricity taking coil (4.1) and rectification filtering voltage stabilizing circuit plate (4.2), it is characterized in that: an end of contact arm body (1) is provided with annular chamber (1.1), be provided with alignment pin (1.1.1) in annular chamber (1.1), induction electricity taking coil (4.1) is nested in annular chamber (1.1), temperature sensor (3.1), control unit (3.2), aerial network module (3.3) and rectification filtering voltage stabilizing circuit plate (4.2) are fixed in annular chamber (1.1), be provided with location hole (2.1) on seal cover board (2), seal cover board (2) coordinates and covers annular chamber (1.1) with alignment pin (1.1.1) by location hole (2.1), the signal output part of temperature sensor (3.1) is connected with the signal input part of control unit (3.2), the signal output part of induction electricity taking coil (4.1) is connected with the signal input part of rectification filtering voltage stabilizing circuit plate (4.2), the signal output part of rectification filtering voltage stabilizing circuit plate (4.2) is connected with the power input of control unit (3.2), the signal output part of control unit (3.2) and the signal input part of monitoring host computer are by aerial network module (3.3) wireless connections.
According to claim 1 can on-line measurement the vacuum circuit-breaker contact arm cover of contact temperature, it is characterized in that: described temperature sensor (3.1), control unit (3.2) and aerial network module (3.3) are integrated on temperature measurement circuit plate (3).
According to claim 2 can on-line measurement the vacuum circuit-breaker contact arm cover of contact temperature, it is characterized in that: described rectification filtering voltage stabilizing circuit plate (4.2) and temperature measurement circuit plate (3) are fixed in annular chamber (1.1) by alignment pin (1.1.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203370891U CN203288488U (en) | 2013-06-09 | 2013-06-09 | A vacuum circuit breaker contact arm sleeve capable of online measuring the temperature of a contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203370891U CN203288488U (en) | 2013-06-09 | 2013-06-09 | A vacuum circuit breaker contact arm sleeve capable of online measuring the temperature of a contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203288488U true CN203288488U (en) | 2013-11-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203370891U Expired - Lifetime CN203288488U (en) | 2013-06-09 | 2013-06-09 | A vacuum circuit breaker contact arm sleeve capable of online measuring the temperature of a contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203288488U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792427A (en) * | 2015-04-17 | 2015-07-22 | 厦门Abb开关有限公司 | Open type large-current contact arm temperature measurement device |
| CN107946126A (en) * | 2017-12-20 | 2018-04-20 | 保定浪拜迪电气股份有限公司 | Scissor static contact isolation switch with temp sensing function |
-
2013
- 2013-06-09 CN CN2013203370891U patent/CN203288488U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792427A (en) * | 2015-04-17 | 2015-07-22 | 厦门Abb开关有限公司 | Open type large-current contact arm temperature measurement device |
| CN107946126A (en) * | 2017-12-20 | 2018-04-20 | 保定浪拜迪电气股份有限公司 | Scissor static contact isolation switch with temp sensing function |
| CN107946126B (en) * | 2017-12-20 | 2020-08-07 | 保定浪拜迪电气股份有限公司 | Scissor type isolating switch static contact with temperature measuring function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |
|
| CX01 | Expiry of patent term |