CN219350118U

CN219350118U - Anti-loosening wiring board

Info

Publication number: CN219350118U
Application number: CN202320477027.4U
Authority: CN
Inventors: 吴海飞; 吴本驰
Original assignee: Zhejiang Hongfei Electric Co ltd
Current assignee: Zhejiang Hongfei Electric Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-07-14
Anticipated expiration: 2033-03-07

Abstract

The utility model belongs to the technical field of circuit breakers, and particularly relates to an anti-loosening wiring board, which is characterized by comprising the following components: the compression joint part is provided with an elastic fastening piece and a through hole, wherein the elastic fastening piece is arranged in the through hole, and one end of the elastic fastening piece is fixedly connected with the wall of the through hole; the connecting part is provided with a static contact block; the connecting part is arranged at one end of the crimping part and is of an integrated structure with the crimping part; the elastic fastening piece is arranged on the compression joint part, and the connecting part of the elastic fastening piece and the compression joint part is extruded by the lead to generate deformation restoring force, so that the elastic fastening piece can compress the lead to enhance the connection firmness, and when the locking bolt is loosened, the elastic fastening piece plays a role in compensating a gap to prevent the connection looseness of the wiring board and the lead.

Description

Anti-loosening wiring board

Technical Field

The utility model belongs to the technical field of circuit breakers, and particularly relates to an anti-loosening wiring board.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under normal loop conditions and closing, carrying and breaking a current under abnormal loop conditions within a prescribed time, and a wiring board in the circuit breaker is used for compressing and fixedly connecting a wire.

In the circuit breaker of the prior art CN203367193U, the wire and the wiring board of the circuit breaker are pressed and fastened together by the locking bolt, and the wiring board and the wire are firmly connected under the action of the fastening action of the bolt and the wiring frame, but when the locking bolt is loosened, the wire and the wiring board are in contact with each other, which adversely affects the use of the circuit breaker.

Disclosure of Invention

The utility model aims at solving the technical problems, and provides a locking wiring board which achieves the effect of firm and stable connection.

In view of this, the present utility model provides a locking patch panel comprising:

the compression joint part is provided with an elastic fastening piece and a through hole, wherein the elastic fastening piece is arranged in the through hole, and one end of the elastic fastening piece is fixedly connected with the wall of the through hole;

the connecting part is provided with a static contact block;

the connecting part is arranged at one end of the crimping part and is of an integrated structure with the crimping part.

In the technical scheme, the through hole structure and the elastic fastening piece are arranged on the crimping part of the wiring board, the elastic fastening piece is obliquely arranged on the crimping part, one end of the elastic fastening piece is integrally connected with the hole wall of the through hole of the crimping part, the other end of the elastic fastening piece is positioned below the crimping part, when a wire is positioned below the crimping part of the wiring board, the crimping part of the wiring board presses the wire through the locking bolt, when the crimping part of the wiring board contacts with the wire, the wire can press the elastic fastening piece to push the elastic fastening piece inwards to push the elastic fastening piece to the through hole, and the connecting part of the elastic fastening piece and the crimping part generates deformation restoring force, so that the elastic fastening piece compresses the wire, the connection between the wire and the wiring board is firmer, the wire is prevented from being separated from the circuit breaker, and the connection firmness of the wiring board and the wire is improved; when the locking bolt is loosened, the wiring board and the wire generate a certain gap, the elastic fastening piece and the connecting part of the crimping part generate deformation restoring force so that the elastic fastening piece can still press the wire to play a role of compensating the gap, the connection firmness of the wiring board and the wire is guaranteed, the use safety of the circuit breaker is also guaranteed, the connection firmness of the wiring board can be enhanced by the structural design, the influence of the locking bolt loosening on the wiring board can be avoided, the efficiency of the wiring board is more universal, and the use efficiency of the wiring board is improved.

Further, a convex strip structure is arranged on the bottom surface of the elastic fastening piece.

Further, the number of the raised strips is a plurality of.

Further, a plurality of anti-skid grooves are arranged on the bottom surface of the compression joint part.

Further, the press-connection part is also provided with a bump, and the bump is positioned at two sides of the bottom surface of the press-connection part.

Further, the number of the protruding blocks is a plurality of.

Further, the device also comprises a plug-in connection part, wherein the plug-in connection part is arranged at the other end of the compression joint part, and a clamping block is further arranged on the plug-in connection part.

The beneficial effects of the utility model are as follows:

1. the elastic fastening piece is arranged on the crimping part of the wiring board, the connecting part of the elastic fastening piece and the crimping part is extruded by the lead to generate deformation restoring force, so that the elastic fastening piece can compress the lead to enhance the connection firmness, and when the locking bolt is loosened, the elastic fastening piece plays a role in compensating a gap to prevent the connection of the wiring board and the lead from loosening.

2. The elastic fastening piece is provided with a plurality of raised line structures to strengthen the contact area of the whole elastic fastening piece and the compression joint of the wire, so that the connection between the elastic fastening piece and the wire is firmer, and the wiring board is not easy to separate from the wire after being connected with the wire.

3. Set up a plurality of lugs on the both sides of crimping board bottom, the lug is located the both sides of wire and arranges along the axial of wire, plays spacing tight effect to the wire from the both sides of wire for the position of wire is difficult for taking place the skew, has improved the connection fastness of wiring board and wire, and can prevent the plastic casing of wire to the perk fracture outside, guarantees the insulating properties of wire, has improved the safety in utilization.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of another view of the present utility model;

the label in the figure is:

1. a crimping part; 11. an elastic fastening tab; 111. a convex strip; 12. a through hole; 13. an anti-skid groove; 14. a bump; 2. a connection part; 21. a static contact block; 3. a plug-in part; 31. and (5) clamping blocks.

Detailed Description

Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Example 1:

the embodiment provides a locking wiring board, includes:

the pressure welding part 1 is provided with an elastic fastening piece 11 and a through hole 12, wherein the elastic fastening piece 11 is arranged in the through hole 12, and one end of the elastic fastening piece is fixedly connected with the wall of the through hole 12;

the connecting part 2 is provided with a static contact block 21;

the connecting portion 2 is provided at one end of the pressure-bonding section 1 and is integrally formed with the pressure-bonding section 1.

In this technical scheme, be equipped with through-hole 12 structure and elastic fastening piece 11 on crimping portion 1 of wiring board, elastic fastening piece 11 slope form's setting is on crimping portion 1, the one end of elastic fastening piece 11 and the pore wall body coupling of crimping portion 1 through-hole 12, the other end is located crimping portion 1's below, when the wire is located crimping portion 1 below of wiring board, make crimping portion 1 of wiring board push down the wire through the lock bolt, when crimping portion 1 of wiring board and wire contact, the wire can produce the extrusion to elastic fastening piece 11 and push away elastic fastening piece 11 toward inside the through-hole 12, elastic fastening piece 11 produces deformation restoring force with the junction of crimping portion 1, make elastic fastening piece 11 compress tightly the wire, make the wire and wiring board's connection more firm, prevent that the wire from droing from the circuit breaker, the firm in connection of wiring board and wire has been improved effectively, when locking bolt is not hard up, utilize elastic fastening piece 11 and wire junction production deformation restoring force of crimping portion 1 to make elastic fastening piece 11 still can compress tightly the wire, play the effect of compensating the clearance, the effect of preventing wiring board and wire connection firm with the circuit breaker has been guaranteed, the firm connection of wire has been used.

Example 2:

the present embodiment provides a looseness-preventing wiring board having the following technical features in addition to the technical scheme including the above embodiment.

Further, the elastic fastening plate 11 has a protruding strip 111 on its bottom surface.

In this technical scheme, be equipped with the area of contact of the crimping of sand grip 111 structure reinforcing elasticity mounting 11 whole and wire at elasticity mounting 11, utilize the sand grip 111 structure of elasticity mounting 11 to make elasticity mounting 11 and wire be connected more firm, be difficult for separating with the wire after the wiring board is connected with the wire, strengthen the practicality of wiring board effectively.

Example 3:

Further, the number of the protruding strips 111 is a plurality.

In this technical scheme, set up the sand grip 111 quantity on the elastic fastening piece 11 and can be a plurality of, set up a plurality of sand grip 111 structure on the elastic fastening piece 11, increase the crimping area of contact of elastic fastening piece 11 and wire for frictional force between fastening piece and the wire increases, and difficult and the wire separation after the wiring board is connected with the wire has improved the connection fastness of reinforcing wiring board and wire.

Example 4:

Further, a plurality of anti-slip grooves 13 are provided on the bottom surface of the pressure-contact portion 1.

In this technical scheme, offered a plurality of anti-skidding grooves 13 on crimping portion 1, increase crimping portion 1 bottom surface's coefficient of friction for crimping portion 1 when the crimping portion 1 is joined in marriage with the wire crimping, axial frictional force between crimping portion 1 and the wire increases, thereby makes the wire be difficult for the axial to be pulled away from crimping portion 1, has improved the connection fastness of terminal plate and wire.

Example 5:

Further, the press-connection part 1 is further provided with a bump 14, and the bump 14 is located at two sides of the bottom surface of the press-connection part 1.

In the technical scheme, the two sides of the bottom surface of the crimping part 1 are provided with the convex blocks 14, when the crimping part 1 presses the wire, the wire can generate certain deformation, the convex blocks 14 are positioned on the two sides of the bottom surface of the crimping plate, and play a role in limiting and clamping the wire from the two sides of the wire, so that the position of the wire is not easy to deviate, and the connection firmness of the wiring board and the wire is improved; and the lug 14 is located the both sides of wire, can play the fastening effect to the plastic casing of wire, prevents the plastic casing of wire perk fracture to the outside, guarantees the insulating properties of wire, has improved the safety in utilization.

Example 6:

Further, the number of the bumps 14 is several.

In this technical scheme, set up a plurality of lugs 14 on the both sides of crimping board bottom, when crimping portion 1 and wire press-fit, lug 14 are located the both sides of wire and arrange along the axial of wire, utilize the spacing clamp action of a plurality of lugs 14's structure improvement crimping board, improve the connection fastness of reinforcing wiring board and wire.

Example 7:

Further, the device also comprises a plug-in part 3, wherein the plug-in part 3 is arranged at the other end of the compression joint part 1, and a clamping block 31 is further arranged on the plug-in part 3.

In this technical scheme, still be equipped with grafting portion 3 on the wiring board, be equipped with fixture block 31 on grafting portion 3, be equipped with the draw-in groove with fixture block 31 looks adaptation in the inside of circuit breaker, when the wiring board is installed in the circuit breaker, fixture block 31 and draw-in groove adaptation joint of grafting portion 3 for the wiring board can be firm install in the circuit breaker, improve the installation fastness of wiring board.

The embodiments of the present application and the features of the embodiments may be combined without conflict, and the present application is not limited to the specific embodiments described above, which are merely illustrative, not restrictive, and many forms may be made by those of ordinary skill in the art, without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.

Claims

1. An anti-loosening wiring board, comprising:

the device comprises a compression joint part (1), wherein an elastic fastening piece (11) and a through hole (12) are arranged on the compression joint part (1), the elastic fastening piece (11) is arranged in the through hole (12), and one end of the elastic fastening piece is fixedly connected with the wall of the through hole (12);

the connecting part (2), the connecting part (2) is provided with a static contact block (21);

wherein, connecting portion (2) locates the one end of crimping portion (1) and with crimping portion (1) integral structure.

2. An anti-loosening patch panel as claimed in claim 1, wherein the resilient fastening tab (11) has a ridge (111) formation on its underside.

3. A locking terminal block according to claim 2, characterized in that the number of ribs (111) is several.

4. An anti-loosening wiring board according to claim 1, wherein a plurality of anti-loosening grooves (13) are provided on the bottom surface of the pressure-bonding section (1).

5. The anti-loosening wiring board according to claim 1, wherein the press-connection portion (1) is further provided with a bump (14), and the bump (14) is located on both sides of the bottom surface of the press-connection portion (1).

6. The anti-loosening wiring board as in claim 5, wherein the number of said lugs (14) is several.

7. The anti-loosening wiring board according to claim 1, further comprising a plugging portion (3), wherein the plugging portion (3) is disposed at the other end of the press-connection portion (1), and a clamping block (31) is further disposed on the plugging portion (3).