CN204441780U - A kind of withdrawable circuit breaker - Google Patents
A kind of withdrawable circuit breaker Download PDFInfo
- Publication number
- CN204441780U CN204441780U CN201520139654.2U CN201520139654U CN204441780U CN 204441780 U CN204441780 U CN 204441780U CN 201520139654 U CN201520139654 U CN 201520139654U CN 204441780 U CN204441780 U CN 204441780U
- Authority
- CN
- China
- Prior art keywords
- plate
- clamp
- slide
- slide rail
- circuit breaker
- 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
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Abstract
The utility model discloses a kind of withdrawable circuit breaker, belong to the technical field of circuit breaker, aim to provide a kind of can the position of exact operations supporting bracket and the withdrawable circuit breaker of longer service life, its technical scheme is as follows, comprise breaker body, two sidewalls that breaker body is relative are provided with slide rail, slide rail is divided into slide rail and glidepath, carriage is provided with between upper slide rail and glidepath, carriage comprises slide plate, handle plate and the snap close piece for stirring pinning slide plate, slide plate and upper slide rail, glidepath slippage connects, handle plate is flexibly connected with the one side of slide plate, snap close piece is rectangular clamp, clamp is set to arcuate structure towards the side of handle plate, the one side being provided with handle plate in the middle part of clamp with slide plate is hinged, handle plate is provided with the slide block for stirring clamp, described upper slide rail is provided with towards the one side of slide plate the location notch coordinated with clamp.
Description
Technical field
The utility model relates to the technical field of circuit breaker, and more particularly, it relates to a kind of withdrawable circuit breaker.
Background technology
Circuit breaker refer to the electric current that can close, carry and cut-off under normal loop condition and can close, the switching device of carrying and the electric current under cut-offfing abnormal loop condition in official hour.Circuit breaker can be used to distribute electric energy; infrequently start asynchronous motor; protection is carried out to power circuit and motor etc., can automatic shutdown circuit when serious overload or short circuit and the fault such as under-voltage occur for they, its function is equivalent to Fuse switch and the combination of crossing underheat relay etc.And generally do not need to change parts after disjunction fault current.At present, obtain a wide range of applications.Circuit breaker is divided into primary cut-out by its scope of application, and low-voltage circuit breaker, and high-low pressure identification of boundaries is fuzzyyer, is called High-Voltage Electrical Appliances generally by more than 3kV.
Application number be 200920048511.5 Chinese patent disclose a kind of supporting bracket of main body of drawer-type circuit breaker, the right-half plane plate that it comprises main slide plate is flexibly connected handle plate, the rotated down of handle plate arranges locker, spring one end connects locker, the other end connects handle plate, a boss is provided with near locker bottom handle plate, roller rotates and is arranged in the middle of main sled panel, two back-up block intervals are fixed in the groove of main slide plate upper side, fix a supporting bracket locating part above main slide plate left panel.Although the supporting bracket of this main body of drawer-type circuit breaker can reach self-locking and spacing function, but its self-locking is rely on the two ends of spring to be connected locker respectively and handle plate completes with spacing, its spring cannot be accurate for the position controlling locker, and can get rusty or lose efficacy along with spring service time, cause locker normally to work.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model be to provide a kind of can the position of exact operations supporting bracket and the withdrawable circuit breaker of longer service life.
For achieving the above object, the utility model provides following technical scheme: a kind of withdrawable circuit breaker, comprise breaker body, two sidewalls that described circuit breaker is relative are provided with slide rail, described slide rail is divided into slide rail and glidepath, carriage is provided with between described upper slide rail and glidepath, described carriage comprises slide plate, handle plate and the snap close piece for stirring pinning slide plate, described slide plate and upper slide rail, glidepath slippage connects, described handle plate is flexibly connected with the one side of slide plate, described snap close piece is rectangular clamp, described clamp is set to arcuate structure towards the side of handle plate, the one side being provided with handle plate in the middle part of described clamp with slide plate is hinged, described handle plate is provided with the slide block for stirring clamp, described upper slide rail is provided with towards the one side of slide plate the location notch coordinated with clamp.
The utility model is set to further: described handle plate is provided with at least two stroke holes parallel to each other, coordinates the rivet being provided with and connecting handle and slide plate in described stroke hole.
The utility model is set to further: described handle plate is provided with the waveform projection for conveniently pulling.
Compared with prior art, the utility model has the advantage of: the rotation being driven clamp by slide block, clamp is made to depart from location notch, thus slide plate can outwards be slided together by handle plate in the process pulled out on upper slide rail and glidepath, realize the slip of carriage, and the structure of arc is arranged in the side that clamp contacts with slide block, make clamp in the use procedure long-term with slide block, clamp and slide block institute contact point are not at a point, but move along with the process that pulls out of handle plate makes slide block and clamp conflict, contact point is moving along with the movement of slide block always, make contact point can not in a place, not easily cause the wearing and tearing of contact point, thus extend the useful life of slide mechanism, meanwhile, not easy to wear also ensure that slide block drive clamp rotate rotational angle Absorbable organic halogens at certain position, make the position to triping more accurate.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of a kind of withdrawable circuit breaker embodiment of the utility model;
Fig. 2 is the carriage structural representation of a kind of withdrawable circuit breaker embodiment of the utility model;
Fig. 3 is the structural representation of Fig. 2 another side;
Fig. 4 is the cutaway view of the upper slide rail of a kind of withdrawable circuit breaker of the utility model embodiment;
Fig. 5 is a kind of handle plate of withdrawable circuit breaker embodiment of the utility model and the structural representation of clamp.
Reference numeral: 1, breaker body; 11, sidewall; 2, slide rail; 21, upper slide rail; 211, location notch; 22, glidepath; 3, slide plate; 4, handle plate; 41, slide block; 42, stroke hole; 43, waveform projection; 5, clamp; 51, positioning end; 52, conflict end; 53, rotation place.
Embodiment
Referring to figs. 1 through Fig. 5, a kind of withdrawable circuit breaker embodiment of the utility model is described further.
A kind of withdrawable circuit breaker, comprise breaker body 1, two sidewalls 11 that described circuit breaker is relative are provided with slide rail 2, described slide rail 2 is divided into slide rail 21 and glidepath 22, carriage is provided with between described upper slide rail 21 and glidepath 22, described carriage comprises slide plate 3, handle plate 4 and the snap close piece for stirring pinning slide plate 3, described slide plate 3 and upper slide rail 21, glidepath 22 slippage connects, described handle plate 4 is flexibly connected with the one side of slide plate 3, described snap close piece is rectangular clamp 5, described clamp 5 is set to arcuate structure towards the side of handle plate 4, the one side being provided with handle plate 4 in the middle part of described clamp 5 with slide plate 3 is hinged, described handle plate 4 is provided with the slide block 41 for stirring clamp 5, described upper slide rail 21 is provided with towards the one side of slide plate 3 location notch 211 coordinated with clamp 5.
Described handle plate 4 being provided with at least two stroke holes 42 parallel to each other, coordinating in described stroke hole 42 to be provided with and connect handle and the rivet of slide plate 3, described handle plate 4 being provided with the waveform projection 43 for conveniently pulling.Clamp 5 is divided into positioning end 51, conflict end 52 and rotation place 53(as shown in Figure of description 5).
Specific implementation process: as shown in Figure of description 5, when carriage is in snap close state, conflict end 52 and the handle plate 4 of its clamp 5 are conflicted, the positioning end 51 of the other end is conflicted with the location notch 211 of upper slide rail 21, make slide plate 3 when there being the trend of outwards sliding, its clamp 5 positioning end 51 conflict with location notch 211 firmly, slide plate 3 can not outwards be slided, when slide plate 3 pulls out by needs, first hand is caught on waveform projection 43, then handle plate 4 is pulled out, because slide block 41 and handle plate 4 are wholely set, slide block 41 just does outwards movement with handle, conflict end 52 now on clamp 5 just upwards rotates around rotation place 53 along inclined-plane under the effect on slide block 41 inclined-plane, the positioning end 51 of the other end just rotates together and departs from location notch 211, such slide plate 3 is just no longer subject to the effect of clamp 5 and can outwards slides, ensure that handle plate 4 can not depart from slide plate 3 completely owing to handle plate 4 being provided with stroke hole 42, the structure of arc is arranged in the side that clamp 5 contacts with slide block 41, make clamp 5 in the use procedure long-term with slide block 41, clamp 5 and slide block 41 contact points are not at a point, but move along with the process that pulls out of handle plate 4 makes slide block 41 and clamp 5 conflict, contact point is moving along with the movement of slide block 41 always, make contact point can not in a place, not easily cause the wearing and tearing of contact point, thus extend the useful life of slide mechanism, meanwhile, not easy to wear also ensure that the rotational angle Absorbable organic halogens that slide block 41 drives clamp 5 to rotate at certain position, make the position to triping more accurate.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (3)
1. a withdrawable circuit breaker, comprise breaker body, two sidewalls that described breaker body is relative are provided with slide rail, described slide rail is divided into slide rail and glidepath, carriage is provided with between described upper slide rail and glidepath, it is characterized in that: described carriage comprises slide plate, handle plate and the snap close piece for stirring pinning slide plate, described slide plate and upper slide rail, glidepath slippage connects, described handle plate is flexibly connected with the one side of slide plate, described snap close piece is rectangular clamp, described clamp is set to arcuate structure towards the side of handle plate, the one side being provided with handle plate in the middle part of described clamp with slide plate is hinged, described handle plate is provided with the slide block for stirring clamp, described upper slide rail is provided with towards the one side of slide plate the location notch coordinated with clamp.
2. a kind of withdrawable circuit breaker according to claim 1, is characterized in that: described handle plate is provided with at least two stroke holes parallel to each other, coordinates the rivet being provided with and connecting handle and slide plate in described stroke hole.
3. a kind of withdrawable circuit breaker according to claim 1, is characterized in that: described handle plate is provided with the waveform projection for conveniently pulling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139654.2U CN204441780U (en) | 2015-03-12 | 2015-03-12 | A kind of withdrawable circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139654.2U CN204441780U (en) | 2015-03-12 | 2015-03-12 | A kind of withdrawable circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204441780U true CN204441780U (en) | 2015-07-01 |
Family
ID=53609600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520139654.2U Expired - Fee Related CN204441780U (en) | 2015-03-12 | 2015-03-12 | A kind of withdrawable circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204441780U (en) |
-
2015
- 2015-03-12 CN CN201520139654.2U patent/CN204441780U/en not_active Expired - Fee Related
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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: 20150701 Termination date: 20170312 |