CN214672450U - Moulded case circuit breaker convenient to wire - Google Patents
Moulded case circuit breaker convenient to wire Download PDFInfo
- Publication number
- CN214672450U CN214672450U CN202120979110.2U CN202120979110U CN214672450U CN 214672450 U CN214672450 U CN 214672450U CN 202120979110 U CN202120979110 U CN 202120979110U CN 214672450 U CN214672450 U CN 214672450U
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- wiring
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- circuit breaker
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- case circuit
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Abstract
The utility model relates to a convenient moulded case circuit breaker of wiring, including base, upper cover, setting face lid, operating device, contact system on the upper cover, contact system include with operating device linkage complex moving contact, with moving contact matched with static contact, the terminal intracavity at base both ends be provided with the binding post subassembly that is connected with the current conducting plate respectively, the binding post subassembly including setting up wiring frame, the rotation of terminal intracavity and setting up the wiring bolt on wiring frame, the one end of current conducting plate be provided with the contact site of interlude in wiring frame, and the one end of wiring bolt extends in wiring frame, and forms the wiring chamber that is used for compressing tightly the wire between the one end of wiring bolt and the wiring portion. The utility model has the advantages of simple structure, stable performance, reliability and convenient wiring.
Description
Technical Field
The utility model relates to a circuit breaker technical field, concretely relates to convenient moulded case circuit breaker of wiring.
Background
The plastic case circuit breaker is a commonly used protective electric appliance, has the functions of switching on and off load current and protecting overload and short circuit of the load current, and is widely applied to overload and short circuit protection of various power distribution systems and motors. Moulded case circuit breaker includes base, upper cover, sets up face lid, operating device, contact system, the arc extinguishing system on the upper cover, and current moulded case circuit breaker's structural design is unreasonable to this moulded case circuit breaker has the defect that the structure is complicated, the performance is unreliable, the wiring is not convenient.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a simple structure, stable performance are reliable, the convenient moulded case circuit breaker of wiring.
For realizing the above-mentioned mesh, the utility model discloses a moulded case circuit breaker that wiring is convenient, including base, upper cover, setting face lid, operating device, the contact system on the upper cover, the contact system include with operating device linkage complex moving contact, with moving contact matched with static contact, the terminal intracavity at base both ends be provided with the binding post subassembly that is connected with the current conducting plate respectively, the binding post subassembly including setting up the wiring frame in the terminal intracavity, rotate the wiring bolt that sets up on the wiring frame, the one end of current conducting plate be provided with the contact site of interlude in the wiring frame, and the one end of wiring bolt extends in the wiring frame, and forms the wiring chamber that is used for compressing tightly the wire between the one end of wiring bolt and the wiring portion.
The structure has the beneficial effects that the wiring terminal assembly connected with the current conducting plate is arranged in the terminal cavity of the base, and when wiring is performed, the wiring of the molded case circuit breaker can be completed only by inserting the current conducting in the wiring frame and screwing the wiring bolt, and the wiring bolt can tightly press the conducting wire on the wiring part of the current conducting plate. The wire passes through the terminal subassembly and is connected with the current conducting plate electricity, can guarantee that this moulded case circuit breaker's wiring is more firm, and the terminal subassembly clamps in the base, and the assembly of terminal subassembly and base of being convenient for, and the assembly is more convenient to this moulded case circuit breaker has simple structure, dependable performance stabilization, the convenient advantage of wiring.
Particularly, the base on correspond the lower extreme department of wire frame and be provided with the constant head tank, the lower extreme block of wire frame in the constant head tank, and constitute the spacing cooperation of wire frame and base. The base is connected with the wiring frame in a limiting matching mode, so that the wiring frame and the base are convenient to assemble, and the connection of the wiring frame and the base can be guaranteed to be more compact.
Particularly, the upper cover is provided with a limiting block corresponding to the wiring frame, the limiting block is abutted to the upper end of the wiring frame, and the upper cover is in limiting fit with the wiring frame. The upper cover and the wiring frame are in limit fit, the wiring frame can be tightly pressed in the terminal cavity by the upper cover, and the connection between the wiring terminal assembly and the base can be more compact.
Particularly, a plurality of anti-skid convex ribs are arranged on the upper end surface of the wire connecting part. The anti-skidding convex ribs can play a role in increasing friction, and can ensure that the wiring bolt can tightly press the wire on the wiring part, so that the wiring is firmer.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is an exploded view of an embodiment of the present invention.
Detailed Description
As shown in fig. 1-2, the embodiment of the utility model provides a convenient moulded case circuit breaker of wiring, including base 10, upper cover 11, set up face lid 12, operating device 13, the contact system on upper cover 11, the contact system include with operating device linkage complex moving contact, with moving contact matched with static contact, the terminal intracavity 101 at base 10 both ends be provided with the binding post subassembly 20 that is connected with current conducting plate 14 respectively, binding post subassembly 20 including setting up wiring frame 21 in terminal chamber 101, rotate the binding bolt 22 that sets up on wiring frame 21, the one end of current conducting plate 14 be provided with the contact part 141 of interlude in wiring frame 21, and the one end of binding bolt 22 extends in wiring frame 21, and forms the wiring chamber that is used for compressing tightly the wire between binding bolt 22's one end and the wiring part 141. The upper end surface of the wire connecting part 141 is provided with a plurality of anti-skid convex ribs 142. The anti-skidding convex ribs can play a role in increasing friction, and can ensure that the wiring bolt can tightly press the wire on the wiring part, so that the wiring is firmer.
As shown in fig. 2, a positioning groove 102 is disposed on the base 10 corresponding to the lower end of the wire frame 21, the lower end of the wire frame 21 is engaged in the positioning groove 102, and the wire frame 21 and the base 10 are in a limit fit. The base is connected with the wiring frame in a limiting matching mode, so that the wiring frame and the base are convenient to assemble, and the connection of the wiring frame and the base can be guaranteed to be more compact. The upper cover 11 is provided with a limiting block 111 corresponding to the wiring frame 21, the limiting block 111 abuts against the upper end of the wiring frame 21, and the upper cover 11 is in limiting fit with the wiring frame 21. The upper cover and the wiring frame are in limit fit, the wiring frame can be tightly pressed in the terminal cavity by the upper cover, and the connection between the wiring terminal assembly and the base can be more compact.
The wiring terminal assembly connected with the current-conducting plate is arranged in the terminal cavity of the base, when wiring is conducted, only the conduction is required to be inserted into the wiring frame, the wiring bolt is screwed, the wiring bolt can compress the conducting wire on the wiring portion of the current-conducting plate, and wiring of the molded case circuit breaker can be completed. The wire passes through the terminal subassembly and is connected with the current conducting plate electricity, can guarantee that this moulded case circuit breaker's wiring is more firm, and the terminal subassembly clamps in the base, and the assembly of terminal subassembly and base of being convenient for, and the assembly is more convenient to this moulded case circuit breaker has simple structure, dependable performance stabilization, the convenient advantage of wiring.
Claims (4)
1. The utility model provides a convenient moulded case circuit breaker of wiring, includes base, upper cover, sets up face lid, operating device, contact system on the upper cover, contact system include with operating device linkage complex moving contact, with moving contact matched with static contact, its characterized in that: the terminal intracavity at base both ends be provided with the binding post subassembly that is connected with the current conducting plate respectively, the binding post subassembly including setting up the wiring frame in the terminal intracavity, rotate the wiring bolt that sets up on the wiring frame, the one end of current conducting plate be provided with the contact site of interlude in the wiring frame, and the one end of wiring bolt extends in the wiring frame, and forms the wiring chamber that is used for compressing tightly the wire between the one end of wiring bolt and the wiring portion.
2. The plastic case circuit breaker convenient in wiring according to claim 1, characterized in that: the base on correspond the lower extreme department of wiring frame and be provided with the constant head tank, the lower extreme block of wiring frame in the constant head tank, and constitute the spacing cooperation of wiring frame and base.
3. The plastic case circuit breaker convenient in wiring according to claim 1 or 2, characterized in that: the upper cover correspond wire frame department and be provided with the stopper, the stopper contradict on the upper end of wire frame, and constitute the spacing cooperation of upper cover and wire frame.
4. The plastic case circuit breaker convenient in wiring according to claim 1 or 2, characterized in that: the upper end face of the wiring part is provided with a plurality of anti-skidding convex ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120979110.2U CN214672450U (en) | 2021-05-08 | 2021-05-08 | Moulded case circuit breaker convenient to wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120979110.2U CN214672450U (en) | 2021-05-08 | 2021-05-08 | Moulded case circuit breaker convenient to wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214672450U true CN214672450U (en) | 2021-11-09 |
Family
ID=78475978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120979110.2U Active CN214672450U (en) | 2021-05-08 | 2021-05-08 | Moulded case circuit breaker convenient to wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214672450U (en) |
-
2021
- 2021-05-08 CN CN202120979110.2U patent/CN214672450U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |