CN210806051U

CN210806051U - Be applied to terminal that motor coil lead-out wire is connected

Info

Publication number: CN210806051U
Application number: CN201922087374.2U
Authority: CN
Inventors: 肖兵兵; 吴慧
Original assignee: Shanghai Zhijie Automation Equipment Co ltd
Current assignee: Shanghai Zhijie Automation Equipment Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-06-19
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a be applied to terminal that motor coil lead-out wire connects, including terminal main part, U type mouth, pressure relief groove, unequal depth thorn groove, enameled wire and lead-out wire, seted up U type mouth on the top outer wall of terminal main part, the terminal main part has seted up pressure relief groove on the inner wall that is located U type mouth one end both sides, the terminal main part has distributed on the inner wall that is located the U type mouth other end and has seted up unequal depth thorn groove, the number of unequal depth thorn groove is five, the terminal main part has placed the enameled wire for being located the inside of U type mouth, the lead-out wire has been placed for being located the inside of U type mouth to the terminal main part; the terminal is specially used for solving the problem of connection of small enameled wires and providing stable and reliable electric connection, after the terminal is formed by compression joint, the axial tension of the enameled wire is larger than F multiplied by 80 percent, F is the tensile breaking force of the original enameled wire, the generation efficiency of enameled wire products such as small motors is improved, the production cost is saved, the quality of the products is improved, and the terminal has wide application prospect.

Description

Be applied to terminal that motor coil lead-out wire is connected

Technical Field

The utility model relates to an enameled wire connecting terminal technical field specifically is a be applied to terminal that motor coil lead-out wire is connected.

Background

The small-wire-diameter enameled wire is widely applied to a medium-power and small-power motor, the annual production quantity is very large, the enameled wire wraps an insulating layer, the enameled wire is required to be subjected to insulation layer removal or to be connected with an outgoing line for electrifying a working coil of the motor, the existing production method is mainly tin soldering, compared with cold pressing connection by using a terminal, precious metal tin is required for soldering, the efficiency of an operator is low (a connection process section of a production line needs 3-4 workers), the working environment is poor (paint removal dust and metal steam of a tin melting furnace), and the soldering is more difficult to meet the connection process requirement along with popularization and use of the aluminum enameled wire; not only is the low electrical resistance required for the connection point of the motor but also the mechanical strength is very important.

As the diameter of the enameled wire becomes smaller, the ordinary terminal is easy to excessively extrude the enameled wire in a compression joint manner, so that the enameled wire is broken in a compression joint manner, the wire is easy to break, poor connection is easy to occur, and quality accidents of motor production are caused; therefore, the terminal is designed to solve the problem of tiny enameled wire connection, provide stable and reliable electric connection and be applied to connection of the outgoing line of the motor coil.

Disclosure of Invention

An object of the utility model is to provide a be applied to terminal that motor coil lead-out wire is connected to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a be applied to terminal that motor coil lead-out wire is connected, includes terminal main part, U type mouth, pressure relief groove, varies deep thorn groove, enameled wire and lead-out wire, set up U type mouth on the top outer wall of terminal main part, the terminal main part is located and has seted up pressure relief groove on the inner wall of U type mouth one end both sides, the terminal main part is located and has distributed on the inner wall of the U type mouth other end and has seted up the vary deep thorn groove.

Furthermore, the number of the unequal-depth pricking grooves is five.

Furthermore, the terminal main body is provided with an enameled wire inside the U-shaped opening.

Furthermore, the terminal main body is provided with a lead-out wire inside the U-shaped opening.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses, specially for solving tiny enameled wire connection, provide stable, reliable electric connection, after the terminal crimping shaping, enameled wire axial tension > F80%, F is former enameled wire breaking force; the production efficiency of enamelled wire products such as small motors and the like is greatly improved, the production cost is saved, the product quality is improved, and the method has wide application prospect and social benefit.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the bottom section of the present invention;

fig. 4 is a radial sectional view of the terminal crimping of the present invention;

in the figure: 1. a terminal main body; 2. a U-shaped opening; 3. a pressure relief groove; 4. the grooves are not deep; 5. enamelled wires; 6. and leading out the lead.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a terminal applied to connection of a motor coil outgoing line comprises a terminal main body 1, a U-shaped opening 2, a pressure release groove 3, unequal-depth barbed grooves 4, an enameled wire 5 and an outgoing wire 6, wherein the U-shaped opening 2 is formed in the outer wall of the top end of the terminal main body 1, the pressure release grooves 3 are formed in the inner walls of the terminal main body 1, which are located on two sides of one end of the U-shaped opening 2, and the unequal-depth barbed grooves 4 are distributed and formed in the inner wall of the terminal main body 1, which is located on the other end of the U-; the number of the barbed grooves 4 with different depths is five; the terminal body 1 is positioned in the U-shaped opening 2 and is provided with an enameled wire 5; the terminal main body 1 is positioned in the U-shaped opening 2 and provided with a lead-out wire 6; the terminal is formed by punching and bending a thin copper strip, and is mainly characterized in that a plurality of unequal-depth thorn grooves 4 are arranged at the head part, and a pressure release groove 3 is reinforced at the tail part; the unequal depth pricking grooves 4 are used for pricking the insulating layer of the enameled wire 5, so that the terminal is in contact with the conductor of the enameled wire 5, and thus, the electric connection is formed; the pressure relief groove 3 is used for reducing deformation when the terminal is crimped, so that the enameled wire 5 is gradually deformed, excessive deformation pressure is released, and the tensile force of the enameled wire 5 after the terminal is formed is enhanced; the terminal is used by being punched by a press, the enameled wire 5 and the lead-out wire 6 are placed in the U-shaped opening 2 of the terminal, the terminal is punched by the press to a specified height range, namely, the production is finished, and the production time of a single terminal is less than 0.5 second, as shown in figure 4; and the terminal can be mass-produced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: 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 in the foregoing embodiments, 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 utility model provides a be applied to terminal that motor coil lead-out wire is connected, includes terminal subject (1), U type mouth (2), pressure relief groove (3), vary deep thorn groove (4), enameled wire (5) and lead wire (6), its characterized in that: the terminal is characterized in that a U-shaped opening (2) is formed in the outer wall of the top end of the terminal body (1), pressure relief grooves (3) are formed in the inner walls, located on two sides of one end of the U-shaped opening (2), of the terminal body (1), and unequal-depth pricking grooves (4) are formed in the inner walls, located on the other end of the U-shaped opening (2), of the terminal body (1) in a distributed mode.

2. The terminal applied to the connection of the outgoing line of the coil of the motor according to claim 1, wherein: the number of the unequal-depth pricking grooves (4) is five.

3. The terminal applied to the connection of the outgoing line of the coil of the motor according to claim 1, wherein: the terminal body (1) is provided with an enameled wire (5) inside the U-shaped opening (2).

4. The terminal applied to the connection of the outgoing line of the coil of the motor according to claim 1, wherein: the terminal main body (1) is provided with a lead-out wire (6) inside the U-shaped opening (2).