CN204242967U - A kind of miniature circuit breaker - Google Patents
A kind of miniature circuit breaker Download PDFInfo
- Publication number
- CN204242967U CN204242967U CN201420626805.2U CN201420626805U CN204242967U CN 204242967 U CN204242967 U CN 204242967U CN 201420626805 U CN201420626805 U CN 201420626805U CN 204242967 U CN204242967 U CN 204242967U
- Authority
- CN
- China
- Prior art keywords
- arc
- handle
- hole
- circuit breaker
- extinguish chamber
- 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 provides a kind of miniature circuit breaker, and be made up of base and lid, above base, be provided with handle, handle end controls movable contact system, is connected with tripping and snap close between handle and movable contact system, and wherein, handle can swing; Be provided with iron core in the below of handle, iron core is provided with electromagnetic trip protection system; Below iron core, be provided with arc-extinguish chamber, described arc-extinguish chamber forms for pottery barbecue, and arc-extinguish chamber is provided with a dismountable through hole; Discolor temp measuring adhesive sheet is provided with at the two ends of base; Described is handle, tripping and snap close form a stored energy mechanism, can improve speed instantaneously; Described base is also provided with hot tripping system, and it has hot Memorability.The utility model when normal operation of circuit breaker, by discolor temp measuring adhesive sheet can effectively real-time oversight circuit breaker temperature in case the very first time manipulate; When open circuit is complete, the through hole on upper cover can be pulled down, heat discharging operation is carried out to arc-extinguish chamber, guarantee that temperature is protected.
Description
Technical field:
The utility model relates to a kind of switchgear, particularly relates to a kind of miniature 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, at present, obtain a wide range of applications.In the factor affecting normal operation of circuit breaker, temperature is main, and too high temperature makes the reduction of the performance of electronic component even lose efficacy, and causes great inconvenience to user.
Utility model content:
For the deficiencies in the prior art, the utility model provides a kind of miniature circuit breaker, is made up of base, handle, tripping, snap close, movable contact system, electromagnetic trip protection system, iron core, arc-extinguish chamber, through hole, hot tripping system, discolor temp measuring adhesive sheet.
The utility model solves the technical scheme that its technical problem adopts: the both sides of base are respectively equipped with discolor temp measuring adhesive sheet, and discolor temp measuring adhesive sheet is directly pasted on base side wall; Handle is arranged on the top of base, handle can swing, the end of handle is provided with small-sized through hole, the end of tripping is provided with small-sized through hole, push rod is provided with between handle and tripping, push rod is columned Metallic rod, and the small-sized through hole of connecting handle is inserted in push rod one end, and the push rod other end inserts the through hole connected in tripping; Arc-extinguish chamber is made up of the metal grid that eight sections connect successively side by side, and every sheet metal grid is rectangle structure, and the wide side of metal grid is provided with a breach, and breach is " Y " word horizontal type structure; The top of arc-extinguish chamber is provided with iron core, and iron core is cylindric, iron core is surrounded with electromagnetic trip protection system; On be covered with an arc-extinguish chamber through hole, arc-extinguish chamber through hole, directly over arc-extinguish chamber position, arc-extinguish chamber through hole through hole arranges detachable slip lid.
The beneficial effects of the utility model: the temperature of effective real-time oversight circuit breaker, has and carry out heat discharging operation to arc-extinguish chamber, guarantee that the temperature of arc control device and overall circuit breaker is protected.
Accompanying drawing illustrates:
Fig. 1 is overall structure figure of the present utility model;
Wherein, 1-base, 2-handle, 3-tripping, 4-snap close, 5-movable contact system, 6-electromagnetic trip protection system, 7-iron core, 8-arc-extinguish chamber, 9-through hole, the hot tripping system of 10-, 11-discolor temp measuring adhesive sheet.
Embodiment:
As shown in Figure 1; the utility model is made up of base 1, handle 2, tripping 3, snap close 4, movable contact system 5, electromagnetic trip protection system 6, iron core 7, arc-extinguish chamber 8, through hole 9, hot tripping system 10, discolor temp measuring adhesive sheet 11, and this patent comprises base, upper cover, control device and arc-control device.
Control device and arc-control device are separately positioned on base 1, the both sides of base 1 are respectively equipped with discolor temp measuring adhesive sheet 11, discolor temp measuring adhesive sheet 11 is directly pasted on base 1 sidewall, discolor temp measuring adhesive sheet 11 is BCW series paster, the color demonstrated by paster differentiates the temperature that circuit breaker is current, when normal operation of circuit breaker, by discolor temp measuring adhesive sheet can effectively real-time oversight circuit breaker temperature in case the very first time manipulate, when temperature is more than 60 degree, paster can turn yellow look, paster meeting virescence when 70 degree, when 80 degree, paster can redden look, prevent temperature too high, guarantee the performance of electronic component, control device is made up of handle 2, tripping 3, push rod, snap close 4 and movable contact system 5, described handle 2 is arranged on the top of base 1, handle 2 can swing, the end of handle 2 is provided with small-sized through hole, the end of tripping 3 is provided with small-sized through hole, is provided with push rod between handle 2 and tripping 3, and push rod is columned Metallic rod, the small-sized through hole of connecting handle 2 is inserted in push rod one end, and the push rod other end inserts the through hole connected in tripping.Push rod plays a driving role; Tripping is provided with snap close, and the below of snap close 4 connects movable contact system 5, and movable contact system 5 end is connected with copper sheet, described copper sheet one end is connected with movable contact system, the copper sheet other end is connected with arc-control device, and handle 2, tripping 3 and snap close 4 form a stored energy mechanism, can improve speed instantaneously.Base 1 is provided with hot tripping system, and it has hot Memorability.
Arc-control device is made up of arc-extinguish chamber 8, iron core 7 and electromagnetic trip protection system 10, arc-extinguish chamber 8 is made up of the metal grid that eight sections connect successively side by side, every sheet metal grid is rectangle structure, and the wide side of metal grid is provided with a breach, and breach is " Y " word horizontal type structure; The top of arc-extinguish chamber is provided with iron core, and iron core is cylindric, iron core is surrounded with electromagnetic trip protection system; Base is provided with upper cover, cover rim covering base edge, on be covered with an arc-extinguish chamber through hole, arc-extinguish chamber through hole, directly over arc-extinguish chamber position, arc-extinguish chamber through hole through hole arranges detachable slip lid, and the hot gas in arc-extinguish chamber is directly discharged from arc-extinguish chamber through hole, when open circuit is complete, the slip lid on arc-extinguish chamber through hole can be pulled down, heat discharging operation is carried out to arc-extinguish chamber, guarantee that the temperature of arc control device and overall circuit breaker is protected.
Claims (7)
1. a miniature circuit breaker, be made up of base, handle, tripping, snap close, movable contact system, electromagnetic trip protection system, iron core, arc-extinguish chamber, through hole, hot tripping system, discolor temp measuring adhesive sheet, it is characterized in that: the both sides of base are respectively equipped with discolor temp measuring adhesive sheet, handle is arranged on the top of base, the end of handle is provided with small-sized through hole, the end of tripping is provided with small-sized through hole, is provided with push rod between handle and tripping; Arc-extinguish chamber is made up of the metal grid that eight sections connect successively side by side; The top of arc-extinguish chamber is provided with iron core, iron core is surrounded with electromagnetic trip protection system; On be covered with an arc-extinguish chamber through hole, arc-extinguish chamber through hole, directly over arc-extinguish chamber position, arc-extinguish chamber through hole through hole arranges detachable slip lid.
2. a kind of miniature circuit breaker according to claim 1, is characterized in that: described discolor temp measuring adhesive sheet is directly pasted on base side wall.
3. a kind of miniature circuit breaker according to claim 1, is characterized in that: described handle can swing.
4. a kind of miniature circuit breaker according to claim 1, is characterized in that: described push rod is columned Metallic rod.
5. a kind of miniature circuit breaker according to claim 1, is characterized in that: the small-sized through hole of connecting handle is inserted in described push rod one end, and the push rod other end inserts the through hole connected in tripping.
6. a kind of miniature circuit breaker according to claim 1, is characterized in that: described every sheet metal grid is rectangle structure, and the wide side of metal grid is provided with a breach, and breach is " Y " word horizontal type structure.
7. a kind of miniature circuit breaker according to claim 1, is characterized in that: described iron core is cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420626805.2U CN204242967U (en) | 2014-10-16 | 2014-10-16 | A kind of miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420626805.2U CN204242967U (en) | 2014-10-16 | 2014-10-16 | A kind of miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204242967U true CN204242967U (en) | 2015-04-01 |
Family
ID=52772427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420626805.2U Expired - Fee Related CN204242967U (en) | 2014-10-16 | 2014-10-16 | A kind of miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204242967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051629A (en) * | 2017-11-28 | 2018-05-18 | 法泰电器（江苏）股份有限公司 | A kind of breaker load current monitoring device |
-
2014
- 2014-10-16 CN CN201420626805.2U patent/CN204242967U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051629A (en) * | 2017-11-28 | 2018-05-18 | 法泰电器（江苏）股份有限公司 | A kind of breaker load current monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Chaoli Inventor after: Zhang He Inventor after: Wang Gang Inventor after: Liu Ping Inventor before: Huang Guochen Inventor before: Zhang He Inventor before: Wang Gang Inventor before: Liu Ping |
|
| COR | Change of bibliographic data | ||
| 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: 20150401 Termination date: 20191016 |