CN218101717U

CN218101717U - Anti-withdrawal wiring terminal

Info

Publication number: CN218101717U
Application number: CN202222255841.XU
Authority: CN
Inventors: 海飞
Original assignee: Huangyu Precision Technology Suzhou Co ltd
Current assignee: Huangyu Precision Technology Suzhou Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-12-20
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a wiring terminal for preventing withdrawing, which belongs to the electrical technical field, wherein the wiring terminal is arranged on a motor stator component; the wiring terminal comprises a clamping end and a connecting end, wherein an opening for fixing a wire is formed in the clamping end, and the opening extends to the connecting end along the clamping end; the opening comprises a guide area, an anti-retreat area and a contact area which are sequentially arranged, and the width of the guide area is gradually narrowed along the direction close to the anti-retreat area; the width of the retreat prevention area is smaller than that of the contact area; the contact area is closed at the bottom; the lead sequentially passes through the guide area and the retreat prevention area and then is fixed in the contact area; when the wire enters the contact area through the anti-retreat area, the elastic terminal of the wiring terminal in the anti-retreat area rebounds to resist the phenomenon that the wiring terminal retreats from the contact area when being subjected to external force, so that the wire is prevented from slipping in the connection process with the wiring terminal.

Description

Anti-withdrawal wiring terminal

Technical Field

The utility model belongs to the technical field of the connector, concretely relates to prevent moving back binding post.

Background

Most of electrical equipment needs to communicate with the outside through an electric connecting wire and receive an external power supply through a power line, so that most of the electrical equipment is provided with a wiring terminal for connecting with the electric connecting wire and the power line; in the above operation manner, the terminal is easily inserted into place, and the conductive member of the terminal and the conductive member of the connection terminal are not locked enough to cause the terminal to be loosened, so that the electrical connection is failed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough and provide a prevent to move back binding post, prevent that the slippage from appearing in wire and the binding post connection.

In order to solve the problem, the utility model adopts the following technical scheme: the wiring terminal is arranged on a stator assembly of the motor; the wiring terminal wire comprises a clamping end and a connecting end, wherein an opening for fixing a wire is formed in the clamping end, and the opening extends to the connecting end along the clamping end; the opening comprises a guide area, an anti-retreat area and a contact area which are sequentially arranged, and the width of the guide area is gradually narrowed along the direction close to the anti-retreat area; the width of the anti-backing area is smaller than that of the contact area; the contact area is closed at the bottom; the lead sequentially passes through the guide area and the retreat prevention area and then is fixed in the contact area.

Preferably, the clamping end is provided with a first guide hole and a second guide hole on the end face close to the anti-withdrawal area, and the first guide hole and the second guide hole are used for reducing the extrusion force of the lead penetrating into the anti-withdrawal area.

Preferably, the first guide hole and the second guide hole are circular or D-shaped.

Preferably, the contact area is U-shaped, and the width of the contact area along the extending direction from the clamping end to the connecting end is the same.

Preferably, a first notch and a second notch are arranged between the clamping end and the connecting end, and the first notch and the second notch are semicircular.

Preferably, the first notch and the second notch are disposed on both sides of the contact region.

Preferably, chamfers are arranged on two sides of the clamping end.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

in the utility model, the wiring terminal is arranged on the stator component of the motor; the wiring terminal comprises a clamping end and a connecting end, wherein an opening for fixing a wire is formed in the clamping end, and the opening extends to the connecting end along the clamping end; the opening comprises a guide area, an anti-retreat area and a contact area which are sequentially arranged, the width of the guide area is gradually narrowed along the direction close to the anti-retreat area, and the guide area is used for guiding a lead into the wiring terminal more smoothly during line pressing; the width of the retreat prevention area is smaller than that of the contact area; when the lead enters the anti-withdrawal area, the lead can be subjected to a large retaining force, so that the anti-withdrawal area is set to be of an elastic structure, the large positive force of the wiring terminal on the lead is reduced, and the lead can conveniently enter the anti-withdrawal area; the bottom of the contact area is closed; the wire is fixed in the contact zone through the direction region in proper order with preventing moving back regional after-fixing, gets into the contact zone through preventing moving back the region when the wire, prevents moving back regional binding post elastic terminal and kick-backs, blocks binding post and withdraws from the contact zone when receiving external force to the slippage has appeared in wire and binding post connection process has been avoided.

Drawings

Fig. 1 is a schematic structural view of a wiring terminal for preventing disconnection according to an embodiment of the present invention;

in the figure: 1-a connecting terminal; 2-a clamping end; 3-connecting the ends; 4-a wire; 5-a guiding area; 6-retreat prevention area; 7-a contact area; 8-a first pilot hole; 9-a second pilot hole; 10-a first notch; 11-second notch.

Detailed Description

The following embodiments are only used to illustrate the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should 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 by those of ordinary skill in the art through specific situations.

As shown in fig. 1, an embodiment of the present invention provides a connection terminal for preventing from moving back, where the connection terminal 1 is disposed on a stator assembly of a motor; the wiring terminal 1 comprises a clamping end 2 and a connecting end 3, wherein the clamping end 2 is positioned at the upper part of the wiring terminal 1, and the connecting end 3 is positioned at the lower part of the wiring terminal 1; chamfers are arranged on two sides of the clamping end 2, so that the clamping end 2 of the wiring terminal 1 can be conveniently inserted into a stator assembly of the motor; the clamping end 2 is provided with an opening for fixing the lead 4, the opening extends along the clamping end 2 to the connecting end 3, and in the embodiment, the opening extends to the upper section of the connecting end 3; the opening is arranged to facilitate the lead 4 to be inserted into the terminal 1;

the opening comprises a guide area 5, an anti-retreat area 6 and a contact area 7 which are sequentially arranged, wherein the guide area 5 is arranged at the upper section of the opening, the anti-retreat area 6 is arranged at the middle-upper section of the opening, and the contact area 7 is arranged at the middle-lower section of the opening; the width of the guide area 5 is gradually narrowed along the direction close to the anti-retreat area 6, the opening diameter of the guide area 5 is larger than that of the anti-retreat area 6, and the guide area 5 is used for guiding the lead 4 into the wiring terminal 1 more smoothly during line pressing so as to facilitate the lead 4 to penetrate; the anti-withdrawing area 6 is elastically arranged, two sides of the anti-withdrawing area are outwards expanded along the central axis of the opening, when the lead 4 enters the anti-withdrawing area 6, a large holding force can be applied, the anti-withdrawing area 6 is arranged to be of an elastic structure, so that large positive force of the wiring terminal 1 on the lead 4 is reduced, the lead 4 can conveniently enter the anti-withdrawing area 6, and the slipping phenomenon caused when the lead 4 penetrates into the wiring terminal 1 is avoided; the lower section of the anti-backing area 6 is connected with the contact area 7, and the width of the anti-backing area 6 is smaller than that of the contact area 7; the contact area 7 is closed at the bottom; contact zone 7 is the U-shaped, contact zone 7's opening diameter is greater than prevent moving back regional 6 opening diameter, contact zone 7 is the same along the width of exposed direction of exposed end 2 to link 3, wire 4 is fixed in contact zone 7 through guide area 5 and prevent moving back regional 6 after-fixing in proper order.

A first guide hole 8 and a second guide hole 9 are formed in the end face, close to the anti-withdrawal area 6, of the clamping end 2, the first guide hole 8 and the second guide hole 9 are used for reducing extrusion force of the lead 4 penetrating into the anti-withdrawal area 6, and the first guide hole 8 and the second guide hole 9 are circular or D-shaped, so that the lead 4 can conveniently enter the anti-withdrawal area 6; the position of the clamping end 2 close to the contact area 7 is provided with a first notch 10 and a second notch 11, the first notch 10 and the second notch 11 are semicircular, the first notch 10 and the second notch 11 are arranged on two sides of the contact area 7, so that the clamping end 2 is elastically deformed, and the wiring terminal 1 is inserted into the middle of a stator assembly of the motor through the first notch 10 and the second notch 11.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The anti-withdrawal wiring terminal is characterized in that the wiring terminal (1) is arranged on a stator assembly of a motor; the wiring terminal (1) comprises a clamping end (2) and a connecting end (3), wherein an opening for fixing a wire (4) is formed in the clamping end (2), and the opening partially extends to the connecting end (3) along the clamping end (2); the opening comprises a guide area (5), a retreat prevention area (6) and a contact area (7) which are sequentially arranged, and the width of the guide area (5) is gradually narrowed along the direction close to the retreat prevention area (6); the width of the retreat-preventing area (6) is smaller than that of the contact area (7); the contact area (7) is closed at the bottom; the lead (4) sequentially passes through the guide area (5) and the retreat prevention area (6) and then is fixed on the contact area (7).

2. The anti-withdrawal wiring terminal according to claim 1, wherein a first guide hole (8) and a second guide hole (9) are formed in the end face, close to the anti-withdrawal region (6), of the clamping end (2), and the first guide hole (8) and the second guide hole (9) are used for reducing the extrusion force of the lead (4) penetrating into the anti-withdrawal region (6).

3. A drop terminal as claimed in claim 2, wherein the first guide hole (8) and the second guide hole (9) are circular or D-shaped in shape.

4. A disconnection preventing terminal according to claim 1, wherein the contact area (7) is U-shaped, and the contact area (7) has the same width in the direction from the clamping end (2) to the connection end (3).

5. A drop terminal according to claim 1, wherein a first notch (10) and a second notch (11) are provided between the clamping end (2) and the connecting end (3), and the first notch (10) and the second notch (11) are semicircular.

6. A drop-out prevention terminal as claimed in claim 1, wherein a first notch (10) and a second notch (11) are provided on both sides of the contact area (7).

7. A drop-out preventing terminal according to claim 1, wherein the clamping end (2) is chamfered on both sides.