CN220382415U

CN220382415U - Connecting terminal with stable connection

Info

Publication number: CN220382415U
Application number: CN202321835035.8U
Authority: CN
Inventors: 郭健; 袁滔
Original assignee: Dongguan Qianwei Hardware Co ltd
Current assignee: Dongguan Qianwei Hardware Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-01-23
Anticipated expiration: 2033-07-13

Abstract

The utility model discloses a wiring terminal with stable connection, which comprises a terminal main body, a wiring terminal and a connecting end, wherein the wiring terminal and the connecting end are respectively arranged at two ends of the terminal main body, the wiring terminal is provided with a U-shaped crimping part, the connecting parts of the two side walls of the wiring terminal and the terminal main body are respectively provided with a groove, the connecting end is provided with a hole column, and the inner wall of the end part of the hole column far away from the terminal main body is provided with an annular bulge. The utility model has simple integral structure, and can stably connect the cable and the connecting piece of the electric product at two ends of the connecting terminal; by arranging the grooves, an avoidance space is reserved for deformation of the crimping part in the process that the crimping part is extruded by external force and the cable wrapped in the crimping part is pressed against the terminal main body to be fixed, the crimping part is not easy to damage or break, and the internal cable has better constraint and positioning effects; by providing the annular projection 2, it can cooperate with the connector on the power take-off product and better restrict its axial movement, so as to firmly clamp it on the terminal.

Description

Connecting terminal with stable connection

Technical Field

The utility model relates to the technical field of wiring terminals, in particular to a wiring terminal with stable connection.

Background

The wiring terminal is mainly used for connecting cables and electric products, is widely applied to products in various new energy fields, and is used for carrying out electric power input at the wiring end of the wiring terminal in a crimping manner when the wiring terminal is applied, and a connecting piece on the electric product is spliced or clamped at the connecting end of the wiring terminal to carry out electric power output. In practical application, the cable is easily pulled by external force, so that the cable or the connecting piece and the wiring terminal are often loosened.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the connecting terminal which is stable in connection, has a simple integral structure, can stably connect the cable and the connecting piece of the electric product at two ends of the connecting terminal, is not easy to damage or break the crimping part, has better restraining and positioning effects on the internal cable, and can be matched with the connecting piece on the electric product and better limit the axial movement of the connecting terminal so as to firmly clamp the connecting terminal on the connecting terminal.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the wiring terminal comprises a terminal main body, and a wiring terminal and a connecting end which are respectively arranged at two end parts of the terminal main body, wherein the wiring terminal can fix a cable, and the connecting end can fix a connecting piece on an electricity taking product; wherein:

the terminal body is of a plate-shaped structure;

the wiring terminal is provided with a U-shaped compression joint part, and the connection parts of the two side walls of the wiring terminal and the terminal main body are provided with a groove;

the connecting end is provided with a hole column, and an annular bulge extending along the radial direction is arranged on the inner wall of the end part of the hole column, which is far away from the terminal main body.

As a further explanation of the above technical solution:

in the above technical scheme, the end of the hole pillar, which is far away from the terminal main body, is provided with a chamfer.

In the above technical scheme, the two side walls of the compression joint part are flared and have included angles ranging from 15 degrees to 25 degrees.

In the above technical scheme, a plurality of clamping grooves are arranged on the inner wall of the pressure welding part, the extending direction of each clamping groove is perpendicular to the cable access direction, and both end parts of each clamping groove extend to the inner wall of the pressure welding part.

In the above technical scheme, the wiring terminal is a copper wiring terminal, and the surface of the wiring terminal is provided with an electroplated layer.

In the technical scheme, the electroplated layer is a fog tin electroplated layer.

Compared with the prior art, the utility model has the beneficial effects that: the whole structure is simple, and the connecting pieces of the cable and the electric product can be stably connected to the two ends of the wiring terminal; by arranging the grooves, an avoidance space is reserved for deformation of the crimping part in the process that the crimping part is extruded by external force and the cable wrapped in the crimping part is pressed against the terminal main body to be fixed, the crimping part is not easy to damage or break, and the internal cable has better constraint and positioning effects; by arranging the annular bulge, the annular bulge can be matched with a connecting piece on the power taking product and can better limit the axial movement of the connecting piece, so that the connecting piece can be firmly clamped on the wiring terminal.

Drawings

Fig. 1 is a schematic perspective view of the present embodiment;

fig. 2 is a schematic front view of the present embodiment;

FIG. 3 is a schematic view of the structure of section A-A of FIG. 2;

fig. 4 is a schematic view of the structure of section B-B in fig. 2.

In the figure: 10. a terminal body; 20. a terminal; 21. a crimping part; 30. a connection end; 31. a hole column; 1. a groove; 2. a protrusion; 3. chamfering; 4. a clamping groove; a. and an included angle.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended for purposes of illustrating the present application and are not to be construed as limiting the present application. In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a number", "a plurality" or "a plurality" is two or more, unless explicitly defined otherwise. In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be. In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.

As shown in fig. 1-2, a connection terminal with stable connection comprises a terminal body 10, and a terminal 20 and a connection end 30 respectively arranged at two ends of the terminal body, wherein the terminal 20 can fix a cable, and the connection end 30 can fix a connecting piece on an electricity taking product; wherein:

the terminal body 10 has a plate-like structure;

the terminal 20 is provided with a U-shaped press-connection part 21, and the connection parts of the two side walls and the terminal main body 10 are provided with a groove 1;

the connection end 30 is provided with a hole post 31, and an annular protrusion 2 extending in the radial direction is provided on the inner wall of the end portion of the hole post 31 away from the terminal body 10.

The utility model has simple integral structure, and can stably connect the cable and the connecting piece of the electric product at two ends of the connecting terminal; by arranging the groove 1, an avoidance space is reserved for deformation of the crimping part 21 in the process that the crimping part 21 is extruded by external force and the cable wrapped in the crimping part is pressed against the terminal main body 10 for fixing, the crimping part 21 is not easy to damage or break, and the internal cable has better restraint and positioning effects; by providing the annular projection 2, it can cooperate with the connector on the power take-off product and better restrict its axial movement, so as to firmly clamp it on the terminal.

When the embodiment is applied, the cable is horizontally placed at the bottom of the U-shaped crimping part 21, the new inner sides of the two side walls of the crimping part 21 are bent by external force to form an M shape, the bottom end parts of the two grooves 1 can be respectively prevented from being deformed and torn, and the bent two side walls can be more tightly wound around the periphery of the cable under the action of the same external force, so that the release of the cable is avoided.

Further, as shown in fig. 3, the end of the hole post 31 remote from the terminal body 10 is provided with a chamfer 3.

It will be appreciated that the connecting end 30 of the terminal is generally covered with an insulating plastic sleeve, and the plastic sleeve is provided with a positioning structure for fixing the terminal, and the chamfer 3 can ensure that the terminal is more tightly and firmly matched with the plastic sleeve, thereby ensuring the stability of the connecting piece on the power-taking product.

Further, as shown in fig. 4, the two sidewalls of the press-connection portion 21 are flared, and the included angle a ranges from 15 ° to 25 °.

It will be appreciated that the crimp portion 21 of the flaring structure facilitates rapid insertion of the cable card into the terminal 20 during the wiring operation, improving assembly efficiency.

Further, as shown in fig. 1, a plurality of clamping grooves 4 are arranged on the inner wall of the press-connection portion 21, and each clamping groove 4 extends in a direction perpendicular to the direction in which the cable is connected, and both ends of the clamping groove extend to the inner wall of the press-connection portion 21.

Further, the wiring terminal is a copper wiring terminal, and the surface of the wiring terminal is provided with an electroplated layer; the electroplated layer is a fog tin electroplated layer.

It can be understood that the fog tin electroplated layer can improve the appearance quality of the wiring terminal and slow down the rust corrosion of the wiring terminal, thereby prolonging the service life of the wiring terminal.

The above description should not be taken as limiting the scope of the utility model, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.

Claims

1. The wiring terminal comprises a terminal main body, and a wiring terminal and a connecting end which are respectively arranged at two end parts of the terminal main body, wherein the wiring terminal can fix a cable, and the connecting end can fix a connecting piece on an electricity taking product; the method is characterized in that:

the terminal body is of a plate-shaped structure;

2. A connection terminal of claim 1, wherein the end of the post remote from the terminal body is provided with a chamfer.

3. The firmly connected terminal according to claim 1, wherein the two side walls of the press-connection part are flared and have an included angle ranging from 15 ° to 25 °.

4. A connection terminal according to any one of claims 1 to 3, wherein a plurality of clamping grooves are arranged on the inner wall of the press-fit portion, each of the clamping grooves extends in a direction perpendicular to the direction in which the cable is inserted, and both ends thereof extend onto the inner wall of the press-fit portion.

5. The firmly connected terminal according to claim 4, wherein the terminal is a copper terminal, and a plating layer is provided on a surface thereof.

6. The firmly connected terminal according to claim 5, wherein the plating layer is a tin mist plating layer.