CN202189738U - Electrical connection device of drawer type circuit breaker - Google Patents
Electrical connection device of drawer type circuit breaker Download PDFInfo
- Publication number
- CN202189738U CN202189738U CN2011203241798U CN201120324179U CN202189738U CN 202189738 U CN202189738 U CN 202189738U CN 2011203241798 U CN2011203241798 U CN 2011203241798U CN 201120324179 U CN201120324179 U CN 201120324179U CN 202189738 U CN202189738 U CN 202189738U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- electrical connection
- busbar
- slotting tool
- underframe
- 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 relates to an electrical connection device of a drawer type circuit breaker. The electrical connection device comprises a bridge contact terminal, an underframe and a bus bar, wherein the bus bar comprises a knife inserting part, a fixing part and an external wiring part; the knife inserting part is connected with the bridge contact terminal; the fixing part is fixedly connected with the underframe; the knife inserting part and the external wiring part are respectively arranged at two sides of the fixing part and are respectively vertical to the fixing part; the knife inserting part is connected with the bridge contact terminal after passing through the underframe; and the knife inserting part, the fixing part and the external wiring part of the bus bar are integrally arranged. Due to the technical scheme, the electrical connection device has the advantages of lower cost, higher production efficiency and reduction of temperature rise.
Description
Technical field
The utility model relates to the withdrawable circuit breaker apparatus field, is specifically related to a kind of withdrawable circuit breaker electrical connection arrangement.
Background technology
Traditional withdrawable circuit breaker electrical connection arrangement; Comprise bridge-shaped contact, underframe and busbar, fixed part and external connection portion that said busbar comprises the slotting tool portion that is connected with bridge-shaped contact, is fixedly connected with underframe, said slotting tool portion and external connection portion be arranged on respectively fixed part both sides and with all perpendicular setting of fixed part; Said slotting tool portion passes underframe and is connected with bridge-shaped contact; Its slotting tool portion and fixed part are to adopt integral type, yet external connection portion is that employing is split type, and its external connection portion also is provided with the round platform of band screw; The round platform of external connection portion is fixedly connected through screw and fixed part; There is following shortcoming in this kind setting: amount of copper consuming is high, causes cost higher; Complex structure causes processing inconvenient, and efficiency of assembling is low; Contact resistance is big between external connection portion and the fixed part, causes temperature rise.
Summary of the invention
To the deficiency that prior art exists, the purpose of the utility model is to provide that a kind of cost is lower, production efficiency is higher, reduces the withdrawable circuit breaker electrical connection arrangement of temperature rise.
For realizing above-mentioned purpose; The utility model provides following technical scheme: a kind of withdrawable circuit breaker electrical connection arrangement; Comprise bridge-shaped contact, underframe and busbar; Fixed part and external connection portion that said busbar comprises the slotting tool portion that is connected with bridge-shaped contact, is fixedly connected with underframe; Said slotting tool portion and external connection portion be arranged on respectively the both sides of fixed part and respectively with the perpendicular setting of fixed part, said slotting tool portion passes underframe and is connected with bridge-shaped contact, the slotting tool portion of said busbar, fixed part and external connection portion are the integral type setting.
Through adopting technique scheme, amount of copper consuming is few, has reduced cost; Structure is simpler, makes that processing is convenient, has improved efficiency of assembling; Reduced external connection portion and fixed part indirect electric shock resistance, reduced temperature rise.
The utility model can be set to: the slotting tool portion and the external connection portion of said busbar are vertical setting.
Through adopting technique scheme, be electrically connected situation with the difference that is applicable to withdrawable circuit breaker.
The utility model more can also be set to: the slotting tool portion and the external connection portion of said busbar are set in parallel.
Through adopting technique scheme, be electrically connected situation with the difference that is applicable to withdrawable circuit breaker.
The utility model further is set to: the slotting tool portion of said busbar is set to two or more, and is set in parallel.
Through adopting technique scheme, a busbar can be connected with many groups bridge-shaped contact.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is busbar and a bridge-shaped contact structure chart in the existing withdrawable circuit breaker;
Fig. 2 is the utility model withdrawable circuit breaker electrical connection arrangement example structure figure;
Fig. 3 is the utility model withdrawable circuit breaker electrical connection arrangement busbar embodiment one structure chart;
Fig. 4 is the utility model withdrawable circuit breaker electrical connection arrangement busbar embodiment two structure charts;
Fig. 5 is the utility model withdrawable circuit breaker electrical connection arrangement busbar embodiment three structure charts;
Fig. 6 is the utility model withdrawable circuit breaker electrical connection arrangement busbar embodiment four structure charts.
Embodiment
Referring to accompanying drawing 2 to accompanying drawing 6; The disclosed withdrawable circuit breaker electrical connection arrangement of the utility model; Comprise bridge-shaped contact 1, underframe 2 and busbar 3; Fixed part 32 and external connection portion 33 that said busbar 3 comprises the slotting tool portion 31 that is connected with bridge-shaped contact 1, is fixedly connected with underframe 2; Said slotting tool portion 31 and external connection portion 33 be separately positioned on the both sides of fixed part 32 and respectively with fixed part 32 perpendicular settings, said slotting tool portion passes underframe and is connected with bridge-shaped contact, the slotting tool portion 31 of said busbar, fixed part 32 and external connection portion 33 are the integral type setting.The utility model technical scheme, it can be to reach the integral type setting through welding that the slotting tool portion 31 of busbar 3, fixed part 32 and external connection portion 33 are integral type setting, also can pass through integral casting forming.Through adopting technique scheme, amount of copper consuming is few, has reduced cost; Structure is simpler, makes that processing is convenient, has improved efficiency of assembling; Reduced external connection portion 33 and fixed part 32 indirect electric shock resistance, reduced temperature rise.
The utility model can be set to: the slotting tool portion 31 and the external connection portion 33 of said busbar 3 are vertical setting.Referring to accompanying drawing 3 and accompanying drawing 5,, be electrically connected situation with the difference that is applicable to withdrawable circuit breaker through adopting technique scheme.
The utility model more can also be set to: the slotting tool portion 31 and the external connection portion 33 of said busbar 3 are set in parallel.Referring to accompanying drawing 4 and accompanying drawing 6,, be electrically connected situation with the difference that is applicable to withdrawable circuit breaker through adopting technique scheme.
The slotting tool portion 31 of the utility model busbar 3 can be set to one, referring to accompanying drawing 3 and accompanying drawing 4; The slotting tool portion 31 of busbar 3 also is set to two or more, and is set in parallel.Referring to accompanying drawing 5 and accompanying drawing 6, through adopting technique scheme, a busbar 3 can be connected with many groups bridge-shaped contact 1.
Claims (4)
1. withdrawable circuit breaker electrical connection arrangement; Comprise bridge-shaped contact, underframe and busbar; Fixed part and external connection portion that said busbar comprises the slotting tool portion that is connected with bridge-shaped contact, is fixedly connected with underframe; Said slotting tool portion and external connection portion be arranged on respectively the both sides of fixed part and respectively with the perpendicular setting of fixed part, said slotting tool portion passes underframe and is connected with bridge-shaped contact, it is characterized in that: the slotting tool portion of said busbar, fixed part and external connection portion are the integral type setting.
2. withdrawable circuit breaker electrical connection arrangement according to claim 1 is characterized in that: the slotting tool portion and the external connection portion of said busbar are vertical setting.
3. withdrawable circuit breaker electrical connection arrangement according to claim 1 is characterized in that: the slotting tool portion and the external connection portion of said busbar are set in parallel.
4. according to claim 1 or 2 or 3 described withdrawable circuit breaker electrical connection arrangements, it is characterized in that: the slotting tool portion of said busbar is set to two or more, and is set in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203241798U CN202189738U (en) | 2011-08-31 | 2011-08-31 | Electrical connection device of drawer type circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203241798U CN202189738U (en) | 2011-08-31 | 2011-08-31 | Electrical connection device of drawer type circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202189738U true CN202189738U (en) | 2012-04-11 |
Family
ID=45921174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203241798U Expired - Fee Related CN202189738U (en) | 2011-08-31 | 2011-08-31 | Electrical connection device of drawer type circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202189738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI639174B (en) | 2017-05-16 | 2018-10-21 | 三菱電機股份有限公司 | Drawer type circuit breaker |
-
2011
- 2011-08-31 CN CN2011203241798U patent/CN202189738U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI639174B (en) | 2017-05-16 | 2018-10-21 | 三菱電機股份有限公司 | Drawer type circuit breaker |
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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 |
Granted publication date: 20120411 Termination date: 20140831 |
|
| EXPY | Termination of patent right or utility model |