CN211670166U

CN211670166U - Wiring subassembly that circuit breaker was used

Info

Publication number: CN211670166U
Application number: CN202020793616.XU
Authority: CN
Inventors: 刘响荣; 李靖
Original assignee: YUEQING GAOKE ENVIRONMENTAL CO Ltd
Current assignee: YUEQING GAOKE ENVIRONMENTAL CO Ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-10-13
Anticipated expiration: 2030-05-13

Abstract

The utility model provides a wiring subassembly that circuit breaker was used, include: the bracket is arranged on the mounting seat; the clamping piece is rotatably arranged on the bracket, a wire clamping cavity of the wiring copper bar is formed between the clamping piece and the bracket, the clamping piece is provided with an initial position which is far away from the bracket to allow the wiring copper bar to pass through, and a clamping position which is driven by the bolt to clamp the wiring copper bar; and the biasing member has one end abutting against the clamping member and the other end abutting against the mounting seat, and applies a biasing force to the clamping member to move towards the initial position. When the circuit breaker and the wiring copper bar are in a disassembly state, the clamping piece is kept at an initial position by the biasing piece, namely, the opening of the wiring cavity is kept at the maximum state, so that the wiring copper bar is favorably arranged, and the assembly efficiency is improved; in addition, through setting up limit structure to holder and wiring copper bar keep suitable centre gripping elasticity, avoid installer drive bolt to screw up too violently, lead to the damage of holder and wiring copper bar, thereby prolonged life.

Description

Wiring subassembly that circuit breaker was used

Technical Field

The utility model relates to a termination technical field, concretely relates to wiring subassembly that circuit breaker was used.

Background

When the existing circuit breaker is connected with a power supply, the existing circuit breaker is generally connected with the power supply through a wire or a bus bar. When the electric wires are connected, the electric wires can be connected with the terminals of the circuit breakers only through bending and stripping, the wiring mode is complex, when a plurality of circuit breakers with different poles are connected with the same live wire or zero line, a plurality of electric wires are needed to connect the plurality of circuit breakers, the wiring is more complicated, and the number of lines is increased, so that the overhauling difficulty is increased; when the bus bar is adopted for connection, the bus bar needs to be customized to a manufacturer, and the cost is high.

In order to solve the above technical problem, chinese patent document CN208315486U previously applied by the present applicant discloses a conductive structure, a connection unit, and a circuit breaker, wherein the conductive structure includes a bracket, a clamping member and a bolt, the clamping member is rotatably mounted on the bracket, a wire clamping cavity of the incoming copper bar is formed between the clamping member and the bracket, and the bolt is used for driving the clamping member to rotate so as to clamp the incoming copper bar. The inventor discovers in the actual work because the holder can rotate relative to the support, and in-process such as transportation, assembly, the open-ended size of double-layered line chamber can change because of the holder rotates, consequently, for the convenient inlet wire copper bar is packed into, before the assembly, the position of the manual adjustment holder of needs to make double-layered line chamber opening transfer to the biggest, has increased assembly process like this, especially when a plurality of circuit breakers and inlet wire copper bar assemble, very big reduction assembly efficiency.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the clamp wire chamber open-ended size among the prior art and can change because of the holder rotates, needs manual adjustment holder position, leads to the defect that assembly efficiency is low to a wiring subassembly that circuit breaker that need not manual adjustment holder position, assembly efficiency is high is provided.

Therefore, the utility model provides a wiring assembly for a circuit breaker, which comprises a bracket, a clamping piece and a biasing piece, wherein the bracket is arranged on a mounting seat; the clamping piece is rotatably arranged on the bracket, a wire clamping cavity of the wiring copper bar is formed between the clamping piece and the bracket, the clamping piece is provided with an initial position far away from the bracket to allow the wiring copper bar to pass through, and a clamping position driven by a bolt to clamp the wiring copper bar; a biasing member having one end abutting against the holding member and the other end abutting against the mounting seat, the biasing member applying a biasing force to the holding member to move in the direction of the initial position; and the limiting structure is arranged on the mounting seat and used for limiting the rotating position of the clamping piece.

The moving direction of the bolt is perpendicular to the inserting direction of the wiring copper bar.

The clamping piece is rotatably connected with the support through a rotating shaft, the clamping piece is provided with a first rotating arm and a second rotating arm which are distributed on two sides of the rotating shaft, and the bolt can be arranged in a manner of abutting against the top surface of the second rotating arm.

The biasing member is a pressure spring arranged in the mounting seat mounting groove, one end of the pressure spring is abutted against the bottom surface of the second rotating arm, and the other end of the pressure spring is abutted against the bottom wall of the mounting groove.

The limiting structure is a limiting inclined plane which is arranged on the mounting seat and can be matched with the second rotating arm of the clamping piece in a blocking mode.

And the bracket is provided with a threaded hole for the bolt to penetrate through.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a wiring subassembly that circuit breaker was used, which comprises a bracket, the holder, bolt and biasing member, biasing member one end offsets with the holder, and the other end offsets with the mount pad, and the biasing member applys the biasing force that moves towards the initial position direction to the holder, and when circuit breaker and wiring copper bar were in the dismantlement state, the biasing member made the holder keep in the initial position, also was that the opening in double-layered line chamber can keep at maximum state to be favorable to the wiring copper bar to be packed into, improved assembly efficiency; in addition, through setting up limit structure to holder and wiring copper bar keep suitable centre gripping elasticity, avoid installer drive bolt to screw up too violently, lead to the damage of holder and wiring copper bar, thereby prolonged life.

2. The utility model provides a wiring subassembly that circuit breaker was used is equipped with the spacing inclined plane of the second swinging boom shift position who injects the holder on the mount pad, and spacing inclined plane blocks the cooperation with the second swinging boom to make holder and wiring copper bar keep suitable centre gripping elasticity, spacing inclined plane has simple structure's advantage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of a wiring assembly for a circuit breaker according to the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a schematic view of the burst structure of fig. 1.

Description of reference numerals: 1. a support; 11. a wire clamping cavity; 12. a rotating shaft; 2. a mounting seat; 21. mounting grooves; 22. a limiting inclined plane; 3. a clamping member; 31. a first rotating arm; 32. a second rotating arm; 4. a bolt; 5. a biasing member.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The present embodiment provides a wiring assembly for a circuit breaker, as shown in fig. 1-3, including a mounting block 2, a bracket 1, a clamping member 3, a bolt 4, and a biasing member 5.

The mounting seat 2 has a receiving cavity for receiving the bracket 1 and the clamping member 3, a through hole communicated with the receiving cavity for inserting the bolt 4 is arranged at the top of the receiving cavity, a mounting groove suitable for mounting the biasing member 5 is arranged at the bottom of the receiving cavity, and a limit inclined surface 22 matched with the clamping member 3 for stopping.

The bracket 1 is in an inverted U shape, and is provided with a rotating shaft 12 and a threaded hole opposite to the through hole for inserting the bolt 4.

Holder 3 rotationally installs through pivot 12 on the support 1, and with form the double-layered line chamber 11 of wiring copper bar between the support 1, holder 3 has and keeps away from support 1 is with the permission initial position that the wiring copper bar passed to and receive bolt 4 drive, in order to press from both sides the clamping position of wiring copper bar. As shown in fig. 2, the clamping member 3 has a first rotating arm 31 and a second rotating arm 32 distributed on two sides of the rotating shaft 12, and the bolt 4 can be disposed to abut against a top surface of the second rotating arm 32. In this embodiment, the second rotating arm 32 blocks with the cooperation of spacing inclined plane 22, it needs to be said that, can correspond the inclination of design spacing inclined plane 22 according to the thickness of the required wiring copper bar of customer to when making holder 3 be connected with wiring copper bar centre gripping, can keep suitable elasticity, thereby can not harm the wiring copper bar.

And the arrangement direction of the bolt 4 is perpendicular to the insertion direction of the wiring copper bar.

And a biasing member 5 having one end abutting against the retainer 3 and the other end abutting against the bottom wall of the mounting groove 21 of the mount 2, the biasing member 5 applying a biasing force to the retainer 3 to move in the direction of the initial position. In the present embodiment, the biasing member 5 is a compression spring.

The utility model provides a wiring subassembly that circuit breaker was used, which comprises a bracket 1, holder 3, bolt 4 and biasing member 5, biasing member 5 one end offsets with holder 3, the other end offsets with mount pad 2, biasing member 5 applys the biasing force that moves towards the initial position direction to holder 3, when circuit breaker and wiring copper bar are in the dismantlement state, biasing member 5 makes holder 3 rotate to the initial position, also the opening that presss from both sides the line chamber can keep at maximum state, thereby be favorable to the wiring copper bar to pack into, assembly efficiency has been improved; in addition, through setting up limit structure to holder 3 keeps suitable centre gripping elasticity with the wiring copper bar, avoids installer drive bolt 4 to screw up too hard, leads to the damage of holder and wiring copper bar, thereby has prolonged life.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A wiring assembly for a circuit breaker, comprising:

the bracket (1) is arranged on the mounting seat (2);

the clamping piece (3) is rotatably arranged on the bracket (1), a wire clamping cavity (11) of the wiring copper bar is formed between the clamping piece and the bracket (1), the clamping piece (3) is provided with an initial position far away from the bracket (1) to allow the wiring copper bar to pass through, and a clamping position driven by a bolt (4) to clamp the wiring copper bar;

a biasing member (5) having one end abutting against the holding member (3) and the other end abutting against the mounting seat (2), the biasing member (5) applying a biasing force to the holding member (3) moving in the direction of the initial position;

and the limiting structure is arranged on the mounting seat (2) and used for limiting the rotating position of the clamping piece (3).

2. The wiring assembly for a circuit breaker according to claim 1, wherein a moving direction of the bolt (4) is arranged perpendicular to an inserting direction of the wiring copper bar.

3. The connection assembly for a circuit breaker according to claim 2, wherein the clamping member (3) is rotatably connected to the bracket (1) through a rotating shaft (12), and has a first rotating arm (31) and a second rotating arm (32) distributed on both sides of the rotating shaft (12), and the bolt (4) is arranged to abut against a top surface of the second rotating arm (32).

4. The wiring connection assembly for a circuit breaker according to claim 3, wherein the biasing member (5) is a compression spring provided in the mounting groove (21) of the mounting seat (2), and one end of the compression spring abuts against the bottom surface of the second rotating arm (32) and the other end abuts against the bottom wall of the mounting groove (21).

5. The wiring assembly for a circuit breaker according to claim 4, wherein the limiting structure is a limiting inclined surface (22) provided on the mounting base (2) and capable of being in blocking engagement with the second rotating arm (32) of the clamping member (3).

6. The terminal assembly for a circuit breaker according to claim 5, wherein the bracket (1) is provided with a threaded hole for the bolt (4) to pass through.