CN201549454U - Connection device used for small breaker - Google Patents
Connection device used for small breaker Download PDFInfo
- Publication number
- CN201549454U CN201549454U CN2009201621920U CN200920162192U CN201549454U CN 201549454 U CN201549454 U CN 201549454U CN 2009201621920 U CN2009201621920 U CN 2009201621920U CN 200920162192 U CN200920162192 U CN 200920162192U CN 201549454 U CN201549454 U CN 201549454U
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- Prior art keywords
- screw
- bus
- wiring part
- bar
- type
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- 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 connection device used for small breaker which includes a plastic shell as well as a moving contact, a fixed contact, an operating mechanism, an electromagnetic tripping mechanism and an arc extinguish chamber which are all arranged in the shell; the arc extinguish chamber is arranged below a magnet yoke; the left side and the right side of the shell are all provided with a connecting terminal component and a connecting hole; the left side of the shell is provided with a busbar connecting hole and a screw nail type terminal connecting hole; and the right side of the shell is provided with a screw nail type terminal connecting hole. The connection device used for small breaker has the advantages of having two different connection ways simultaneously, having large selection scopes and broader application scope.
Description
Technical field
The utility model belongs to the low voltage electrical apparatus technology field, is specifically related to a kind of termination that is used for miniature circuit breaker.
Background technology
The existing termination that is used for the termination of miniature circuit breaker all is at the left and right sides of miniature circuit breaker end the screw-type connector assembly to be set generally, and the mode of connection is comparatively single, and the choice is few, haves much room for improvement.
The utility model content
The purpose of this utility model provides a kind of termination that is used for miniature circuit breaker with two kinds of different modes of connection.
The technical scheme that realizes the utility model purpose is: a kind of termination that is used for miniature circuit breaker comprises plastic casing and is arranged on the below that housing interior moving contact, fixed contact, operating mechanism, electromagnetic trip mechanism and the described arc control device of arc control device are positioned at described yoke; It is characterized in that: the described housing left and right sides is equipped with connecting terminal components and wiring hole; Described housing left side is provided with bus-bar wiring hole and screw-type terminal connections hole; Described housing right side is provided with screw-type terminal connections hole.
In the technique scheme, the connecting terminal components in left side comprises screw, bus-bar wiring part and screw-type wiring part in the described housing; Described bus-bar wiring part is fixed in the housing, and the described bus-bar wiring of described bus-bar wiring part part comprises bus-bar wire connecting portion, limiting section, tight lock part and fixed part; Described bus-bar wiring part top is tabular bus-bar wire connecting portion, be connected with the top and downward vertically the extension be limiting section, be connected with the limiting section lower end and horizontal-extending partly for tight lock part, is connected and downward extension is a fixed part with tight lock part is terminal; The centre of described bus-bar wire connecting portion is provided with open-work, and described limiting section is provided with the positive stop lug boss that along continuous straight runs stretches; The basic configuration of described screw-type wiring part is a square shape, and its top is provided with the screw that matches with described screw; Described screw-type wiring part is enclosed within on the tight lock part of described bus-bar wiring part, and described screw passes the open-work of described bus-bar wiring part and is arranged in the screw of described screw-type wiring part; The width of described positive stop lug boss is greater than the width of described screw-type wiring part; During described screw turns, can drive described screw-type wiring part and under the position-limiting action of described positive stop lug boss, move up and down.
In the technique scheme, the upper surface of described bus-bar wire connecting portion is equal substantially with the bottom of the bus-bar wiring hole in described housing left side; Described screw-type wiring part is provided with over against described screw-type terminal connections hole.
The utlity model has positive effect:
(1) in the utility model, described housing left side is provided with bus-bar wiring hole and screw-type terminal connections hole; Described housing right side is provided with screw-type terminal connections hole.The mode of connection of this structure makes circuit breaker both can be electrically connected with extraneous power supply by bus-bar, also can directly be electrically connected with extraneous power supply by lead, and the choice is many, and operation is also convenient.What also comprise an irony leads the arc plate; A described end of leading the arc plate also is that stiff end is fixed on the bottom of yoke, and the other end is also promptly led downward bending of arc end and close moving contact.The leading after the arc plate of irony in yoke bottom welding makes yoke also participate in striking, strengthened the striking ability of circuit breaker greatly, makes the circuit breaker short circuit breaking capacity improve greatly.
Description of drawings
Fig. 1 is a kind of perspective view of the present utility model;
Fig. 2 is a kind of top view view that is used for the termination of miniature circuit breaker shown in Figure 1;
Fig. 3 is that the A of Fig. 2 is to view;
Fig. 4 is that the B of Fig. 2 is to view;
Fig. 5 is the internal structure schematic diagram of termination after removing partial shell that is used for miniature circuit breaker shown in Figure 2;
Fig. 6 is a kind of perspective view that is used for the termination left side connecting terminal components of miniature circuit breaker shown in Figure 1;
Fig. 7 is a kind of perspective view of bus-bar wiring part in the connecting terminal components shown in Figure 6;
A kind of perspective view that Fig. 8 is a bus-bar wiring part shown in Figure 7 when another angle is observed.
Mark shown in the accompanying drawing: housing 1, moving contact 2, fixed contact 3, operating mechanism 4, operating grip 41, electromagnetic trip mechanism 5, arc control device 6, connecting terminal components 92, screw 921, bus-bar wiring part 922, bus-bar wire connecting portion 9221, open-work 92211, limiting section 9222, positive stop lug boss 92221, tight lock part 9223, fixed part 9224, screw-type wiring part 923, screw 9231, wiring hole 93, bus-bar wiring hole 931, screw-type terminal connections hole 932.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 8 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is a kind of perspective view of the present utility model; Fig. 2 is a kind of top view view that is used for the termination of miniature circuit breaker shown in Figure 1; Fig. 3 is that the A of Fig. 2 is to view; Fig. 4 is that the B of Fig. 2 is to view; Fig. 5 is the internal structure schematic diagram of termination after removing partial shell that is used for miniature circuit breaker shown in Figure 2; Fig. 6 is a kind of perspective view that is used for the termination left side connecting terminal components of miniature circuit breaker shown in Figure 1; Fig. 7 is a kind of perspective view of bus-bar wiring part in the connecting terminal components shown in Figure 6; A kind of perspective view that Fig. 8 is a bus-bar wiring part shown in Figure 7 when another angle is observed.
Present embodiment is a kind of termination that is used for miniature circuit breaker, see Fig. 1 to Fig. 8, comprise plastic casing (1) and be arranged on the below that housing (1) interior moving contact (2), fixed contact (3), operating mechanism (4), electromagnetic trip mechanism (5) and the described arc control device of arc control device (6) (6) are positioned at described yoke (51); Described housing (1) left and right sides is equipped with connecting terminal components (92) and wiring hole (93); Described housing (1) left side is provided with bus-bar wiring hole (931) and screw-type terminal connections hole (932); Described housing (1) right side is provided with screw-type terminal connections hole (932).
See Fig. 1 to Fig. 5, described housing 1 left and right sides is equipped with connecting terminal components 92 and wiring hole 93; Described housing 1 left side is provided with bus-bar wiring hole 931 and screw-type terminal connections hole 932; Described housing 1 right side is provided with screw-type terminal connections hole 932.
See Fig. 6 to Fig. 8, the connecting terminal components 92 in left side comprises screw 921, bus-bar wiring part 922 and screw-type wiring part 923 in the described housing 1; Described bus-bar wiring part 922 is fixed in the housing 1, the basic configuration of described bus-bar wiring part 922 be "
" shape; Its top is tabular bus-bar wire connecting portion 9221, be connected with the top and downward vertically the extension be limiting section 9222, be connected with limiting section 9222 lower ends and horizontal-extending partly is tight lock part 9223, be connected and downward extension is a fixed part 9224 with tight lock part 9223 is terminal; The centre of described bus-bar wire connecting portion 9221 is provided with open-work 92211, and described limiting section 9222 is provided with the positive stop lug boss 92221 that along continuous straight runs stretches;
The basic configuration of described screw-type wiring part 923 is a square shape, and its top is provided with the screw 9231 that matches with described screw 921; Described screw-type wiring part 923 is enclosed within on the tight lock part 9223 of described bus-bar wiring part 922, and described screw 921 passes the open-work 92211 of described bus-bar wiring part 922 and is arranged in the screw 9231 of described screw-type wiring part 923; The width of described positive stop lug boss 92221 is greater than the width of described screw-type wiring part 923; When described screw 921 rotates, can drive described screw-type wiring part 923 and under the position-limiting action of described positive stop lug boss 92221, move up and down; After moving on the screw-type wiring part 923, tight lock part 9223 actings in conjunction of its bottom and described bus-bar wiring part 922 can be fixedly clamped external wire.The upper surface of described bus-bar wire connecting portion 9221 is equal substantially with the bottom of the bus-bar wiring hole 931 in described housing 1 left side; Described screw-type wiring part 923 is 932 settings over against described screw-type terminal connections hole.
Present embodiment has positive effect:
(1) in the present embodiment, described housing 1 left side is provided with bus-bar wiring hole 931 and screw-type terminal connections hole 932; Described housing 1 right side is provided with screw-type terminal connections hole 932.The mode of connection of this structure makes circuit breaker both can be electrically connected with extraneous power supply by bus-bar, also can directly be electrically connected with extraneous power supply by lead, and the choice is many, and operation is also convenient.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (3)
1. termination that is used for miniature circuit breaker, comprise plastic casing (1) and be arranged on housing (1) interior moving contact (2), fixed contact (3), operating mechanism (4), electromagnetic trip mechanism (5) and arc control device (6), described arc control device (6) are positioned at the below of yoke (51); It is characterized in that: described housing (1) left and right sides is equipped with connecting terminal components (92) and wiring hole (93); Described housing (1) left side is provided with bus-bar wiring hole (931) and screw-type terminal connections hole (932); Described housing (1) right side is provided with screw-type terminal connections hole (932).
2. the termination that is used for miniature circuit breaker according to claim 1 is characterized in that: the connecting terminal components (92) in left side comprises screw (921), bus-bar wiring part (922) and screw-type wiring part (923) in the described housing (1); Described bus-bar wiring part (922) is fixed in the housing (1), and described bus-bar wiring part (922) comprises bus-bar wire connecting portion (9221), limiting section (9222), tight lock part (9223) and fixed part (9224); Described bus-bar wiring part (922) top is tabular bus-bar wire connecting portion (9221), be connected with the top and downward vertically the extension be limiting section (9222), be connected with limiting section (9222) lower end and horizontal-extending partly is tight lock part (9223), be connected and downward extension is fixed part (9224) with tight lock part (9223) is terminal; The centre of described bus-bar wire connecting portion (9221) is provided with open-work (92211), and described limiting section (9222) is provided with the positive stop lug boss (92221) that along continuous straight runs stretches;
The basic configuration of described screw-type wiring part (923) is a square shape, and its top is provided with the screw (9231) that matches with described screw (921);
Described screw-type wiring part (923) is enclosed within on the tight lock part (9223) of described bus-bar wiring part (922), and described screw (921) passes the open-work (92211) of described bus-bar wiring part (922) and is arranged in the screw (9231) of described screw-type wiring part (923); The width of described positive stop lug boss (92221) is greater than the width of described screw-type wiring part (923); When described screw (921) rotates, can drive described screw-type wiring part (923) and under the position-limiting action of described positive stop lug boss (92221), move up and down.
3. the termination that is used for miniature circuit breaker according to claim 2 is characterized in that: the upper surface of described bus-bar wire connecting portion (9221) is equal substantially with the bottom of the bus-bar wiring hole (931) in described housing (1) left side; Described screw-type wiring part (923) is provided with over against described screw-type terminal connections hole (932).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201621920U CN201549454U (en) | 2009-07-02 | 2009-07-02 | Connection device used for small breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201621920U CN201549454U (en) | 2009-07-02 | 2009-07-02 | Connection device used for small breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201549454U true CN201549454U (en) | 2010-08-11 |
Family
ID=42604633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201621920U Expired - Fee Related CN201549454U (en) | 2009-07-02 | 2009-07-02 | Connection device used for small breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201549454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356256A (en) * | 2015-07-16 | 2017-01-25 | 上海良信电器股份有限公司 | Hose clamp type wiring terminal |
-
2009
- 2009-07-02 CN CN2009201621920U patent/CN201549454U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356256A (en) * | 2015-07-16 | 2017-01-25 | 上海良信电器股份有限公司 | Hose clamp type wiring terminal |
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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: 20100811 Termination date: 20140702 |
|
| EXPY | Termination of patent right or utility model |