CN206480553U - A kind of breaker vacuum pipe contact life-span on-line measuring device - Google Patents
A kind of breaker vacuum pipe contact life-span on-line measuring device Download PDFInfo
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- CN206480553U CN206480553U CN201720137180.7U CN201720137180U CN206480553U CN 206480553 U CN206480553 U CN 206480553U CN 201720137180 U CN201720137180 U CN 201720137180U CN 206480553 U CN206480553 U CN 206480553U
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- position sensor
- tension pole
- insulated tension
- contact
- moving contact
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Abstract
A kind of breaker vacuum pipe contact life-span on-line measuring device of the utility model, is related to breaker detection construction applications, including microcomputer and be arranged in cabinet：Vacuum interrupter, insulated tension pole, tripping mechanism, location sensitive piece and position sensor；Vacuum interrupter is provided with static contact and moving contact；Leading-out terminal is connected outside static contact；The external insulated tension pole of moving contact and lower wire end；The other end of insulated tension pole is connected on tripping mechanism by connecting lever；Location sensitive piece is additionally provided with insulated tension pole；In position sensing chip position sensor is additionally provided with along in insulated tension pole rebound direction；Spacing between position sensor and location sensitive piece is the limiting wear size of moving contact；Position sensor is fixed on cabinet inwall；Electric signal is sent to microcomputer by position sensor.Said structure is convenient to calculate tear-to-wear allowance of the contact in working long hours in time, it is to avoid because the structural failure that abrasion is excessive and causes, reduces potential safety hazard, improves the service life of breaker.
Description
Technical field
The utility model is related to breaker detection construction applications, and more particularly to a kind of breaker vacuum pipe contact life-span exists
Line detector.
Background technology
Breaker is that one kind is used for being switched off and on load circuit, and disengagement failure circuit prevents from fault spread to protect
Demonstrate,prove a kind of switching device of load circuit safe operation.The structure of breaker mainly include housing, contact mechanism, arc quenching system,
Operating mechanism and magnetic tripping mechanism, contact mechanism include moving contact and static contact, and moving contact is provided with movable contact, static contact and set
There is stationary contact；Arc quenching system includes arc-chutes, and arc quenching principle is main by arc striking piece, magnetic blow-out and the collective effect of air-blowing up and down
Electric arc is promoted into arc-chutes, electric arc is divided into some segments by arc extinguishing grid pieces, extinguishing is reached using the nearly minus plate effect of electric arc
The purpose of electric arc.Breaker of the prior art has defect：The magnetic field force for being for example introduced into arc-chutes when electric arc is on the weak side, draws
Arc effect is poor so that the arc motion time is long, and then causes contact system and arc ignition system impaired serious, point of influence breaker
Cutting capacity.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of breaker vacuum pipe contact life-span on-line checking dress
Put, solve contact in the course of the work the problem of can not be safeguarded in time when may wear to extreme position.
In order to solve the above technical problems, the technical scheme that the utility model is used is to provide a kind of breaker vacuum pipe
Contact life-span on-line measuring device, including microcomputer and be arranged in cabinet：Vacuum interrupter, insulated tension pole, dropout machine
Structure, location sensitive piece and position sensor；The vacuum interrupter is provided with static contact and moving contact；Connected outside the static contact
Leading-out terminal；The moving contact external insulated tension pole and lower wire end；The other end of the insulated tension pole is connected by connecting lever
To tripping mechanism；The location sensitive piece is additionally provided with the insulated tension pole；In the location sensitive piece along insulated tension pole
The position sensor is additionally provided with rebound direction；Spacing between position sensor and the location sensitive piece is moving contact
Limiting wear size；The position sensor is fixed on cabinet inwall；Electric signal is sent to described by the position sensor
Microcomputer.
Preferably, the end of the moving contact is connected on the insulated tension pole by fastener；The moving contact is also
The lower wire end is connected by being flexible coupling component.
Preferably, the vacuum interrupter is embedded in the cabinet；The wallboard of the cabinet is epoxy resin wall.
Preferably, the tripping mechanism is the elastic tripping mechanism that spring deformation power is supported.
The beneficial effects of the utility model are：A kind of breaker vacuum pipe contact life-span on-line measuring device is provided, it is tied
Structure is rationally, convenient to calculate tear-to-wear allowance of the contact in working long hours in time, intuitively reflects the abrasion feelings of contact
Condition, it is to avoid because the structural failure that abrasion is excessive and causes, reduce potential safety hazard, at the same can remind safeguarded in time or
Change, improve the service life of breaker.
Brief description of the drawings
Fig. 1 is a kind of structure sectional view of breaker vacuum pipe contact life-span on-line measuring device of the utility model；
The mark of each part is as follows in accompanying drawing：1st, cabinet；2nd, lower wire end；3rd, upper leading-out terminal；4th, vacuum interrupter；5th, it is quiet
Contact；6th, moving contact；7th, insulated tension pole；8th, location sensitive piece；9th, position sensor；10th, connecting lever；11st, be flexible coupling component；12、
Epoxy resin wall.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
It can be easier to be readily appreciated by one skilled in the art with feature, so as to make protection domain of the present utility model apparent clear and definite
Define.
Accompanying drawing 1 is referred to, the utility model embodiment includes：
A kind of breaker vacuum pipe contact life-span on-line measuring device, including microcomputer and be arranged in cabinet 1：Very
Empty arc-chutes 4, insulated tension pole 7, tripping mechanism, location sensitive piece 8 and position sensor 9.Vacuum interrupter 4 is embedded in cabinet 1
Interior, the wallboard of cabinet 1 is epoxy resin wall 12.Vacuum interrupter 4 is provided with outside static contact 5 and moving contact 6, static contact 5 and connected
Leading-out terminal 3, the end of moving contact 6 is connected on insulated tension pole 7 by fastener, moving contact 6 also by be flexible coupling component 11 come
Connect lower wire end 2.The other end of insulated tension pole 7 is connected on tripping mechanism by connecting lever 10, and tripping mechanism is spring deformation
The elastic tripping mechanism of power support.Location sensitive piece 8 is additionally provided with insulated tension pole 7, sensing chip 8 is along insulated tension pole 7 in position
Position sensor 9 is additionally provided with rebound direction, position sensor 9 is fixed on the inwall of cabinet 1 by support, position sensor 9
Spacing between location sensitive piece 8 is the limiting wear size of moving contact.When moving contact may wear to extreme position, position sense
Piece 8 is answered to touch position sensor 9, electric signal is sent to microcomputer by position sensor 9.Moving contact 6 passes through insulated tension pole
Connecting lever 10 is connected to, location sensitive piece 8 is fixed on one end of insulated tension pole 7, and position sensor 9 is felt by support installed in position
Answer the correspondence position of piece 8.The motion of connecting lever 10 drives moving contact and the position being fixed on insulated tension pole 7 by insulated tension pole 7
Sensing chip 8 is synchronized with the movement.The normal condition of moving contact 6 keeps the distance of setting, position sensor 9 to export just with position sensor 9
Beginning position signalling.When moving contact 6 is by repeatedly cut-offfing operation scaling loss occurs, thickness is accordingly reduced, and the position of moving contact 6 becomes
Follow between change, location sensitive piece 8 and position sensor 9 position for the location sensitive piece 8 change, being fixed on insulated tension pole 7
Distance change accordingly.When contact abrasion to extreme position, the output signal of position sensor 9 is by microcomputer
Reason, so as to point out to need to carry out to operate and change accordingly vacuum tube.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model description, or directly or indirectly it is used in other phases
The technical field of pass, is similarly included in scope of patent protection of the present utility model.
Claims (4)
1. a kind of breaker vacuum pipe contact life-span on-line measuring device, it is characterised in that：Including microcomputer and it is arranged on cabinet
Interior：Vacuum interrupter, insulated tension pole, tripping mechanism, location sensitive piece and position sensor；The vacuum interrupter is provided with
Static contact and moving contact；Leading-out terminal is connected outside the static contact；The moving contact external insulated tension pole and lower wire end；Institute
The other end for stating insulated tension pole is connected on tripping mechanism by connecting lever；The location sensitive is additionally provided with the insulated tension pole
Piece；The position sensor is additionally provided with along in insulated tension pole rebound direction in the location sensitive piece；The position sensor
Spacing between location sensitive piece is the limiting wear size of moving contact；The position sensor is fixed on cabinet inwall；
Electric signal is sent to the microcomputer by the position sensor.
2. a kind of breaker vacuum pipe contact life-span on-line measuring device according to claim 1, it is characterised in that：It is described
The end of moving contact is connected on the insulated tension pole by fastener；The moving contact is also by the component that is flexible coupling to connect
State lower wire end.
3. a kind of breaker vacuum pipe contact life-span on-line measuring device according to claim 1 or 2, it is characterised in that：
The vacuum interrupter is embedded in the cabinet；The wallboard of the cabinet is epoxy resin wall.
4. a kind of breaker vacuum pipe contact life-span on-line measuring device according to claim 3, it is characterised in that：It is described
Tripping mechanism is the elastic tripping mechanism that spring deformation power is supported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720137180.7U CN206480553U (en) | 2017-02-15 | 2017-02-15 | A kind of breaker vacuum pipe contact life-span on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720137180.7U CN206480553U (en) | 2017-02-15 | 2017-02-15 | A kind of breaker vacuum pipe contact life-span on-line measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206480553U true CN206480553U (en) | 2017-09-08 |
Family
ID=59748610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720137180.7U Active CN206480553U (en) | 2017-02-15 | 2017-02-15 | A kind of breaker vacuum pipe contact life-span on-line measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206480553U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783374A (en) * | 2017-02-15 | 2017-05-31 | 江苏森源电气股份有限公司 | A kind of breaker vacuum pipe contact life-span on-line measuring device |
| US11908646B2 (en) | 2021-06-16 | 2024-02-20 | Schneider Electric Industries Sas | Breaking device for a medium voltage electrical circuit |
-
2017
- 2017-02-15 CN CN201720137180.7U patent/CN206480553U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783374A (en) * | 2017-02-15 | 2017-05-31 | 江苏森源电气股份有限公司 | A kind of breaker vacuum pipe contact life-span on-line measuring device |
| US11908646B2 (en) | 2021-06-16 | 2024-02-20 | Schneider Electric Industries Sas | Breaking device for a medium voltage electrical circuit |
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