CN218351725U

CN218351725U - Puncture terminal and wiring device

Info

Publication number: CN218351725U
Application number: CN202222244528.6U
Authority: CN
Inventors: 陈俊瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-01-20
Anticipated expiration: 2032-08-25

Abstract

The utility model relates to a puncture terminal, which is provided with a female terminal and a male terminal, wherein the female terminal is a U-shaped structure body, the bottom of the female terminal is provided with a groove, the groove also extends upwards from the bottom of the female terminal, so that a first wire groove communicated with the groove is obtained on a first supporting sheet on the female terminal, a second wire groove communicated with the groove is obtained on a second supporting sheet, and a puncture part and a wire clamping contact part are arranged on the first wire groove and the second wire groove in sequence from bottom to top, the puncture part is used for puncturing the enamel coating of the enameled wire, and the wire clamping contact part is used for fixing the punctured enameled wire and forming conduction connection with a conductor in the enameled wire; the male terminal is connected with the first lead in a conduction mode, inserted into the plug port of the female terminal in a loose joint mode and connected with the female terminal in a conduction mode. When the puncture terminal is applied to the wiring device, the female terminal punctures and connects the corresponding enameled wire, and the male terminal is conducted with the first lead wire to achieve wiring. The structure is simple and reasonable, the volume is small, the installation, the use and the maintenance are convenient, the practicability is strong, and the expansion and the application are facilitated.

Description

Puncture terminal and wiring device

Technical Field

The utility model belongs to the technical field of the electrical component technique and specifically relates to a terminal and termination for with enameled wire electric connection.

Background

At present, the connection mode of the terminal and the lead wire includes welding, riveting or piercing connection, especially piercing connection, which is to pierce the enamel (outer cover) of the enameled wire through the terminal to realize the electrical connection between the terminal and the conductor in the enameled wire. However, the existing puncture terminal has the defects of incomplete puncture in the implementation and use process due to structural defects, so that the contact area and the reliability are low, the connection between the terminal and an enameled wire is unstable and easy to loosen, and the wiring use effect is influenced.

Disclosure of Invention

An object of the utility model is to provide a puncture terminal and termination solve above-mentioned technical problem well.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pierce terminal, comprising:

the female terminal is a U-shaped structure and is provided with a bottom, a first supporting sheet and a second supporting sheet, the first supporting sheet and the second supporting sheet extend upwards from the bottom, the first supporting sheet and the second supporting sheet form a front-back spaced relation, and a plugging port with an upward opening is arranged between the first supporting sheet and the second supporting sheet; the bottom of the female terminal is provided with a groove which penetrates through the front end and the rear end of the female terminal, and the groove also extends upwards from the bottom of the female terminal to the first supporting sheet and the second supporting sheet, so that a first wire groove communicated with the groove is formed in the first supporting sheet, a second wire groove communicated with the groove is formed in the second supporting sheet, a first puncture part and a first wire clamping contact part are arranged on the first wire groove in a sequence from bottom to top, and a second puncture part and a second wire clamping contact part are arranged on the second wire groove in a sequence from bottom to top; the first puncture part and the second puncture part are used for puncturing the enamel skin of the enameled wire, and the first wire clamping contact part and the second wire clamping contact part are used for fixing the punctured enameled wire and are in conductive connection with a conductor in the enameled wire;

the male terminal is provided with a wiring end and a plugging end, the wiring end is in conduction connection with the first lead, and the plugging end is inserted into the plugging port of the female terminal in a loose joint mode and is in conduction connection with the female terminal.

The wiring end of the male terminal is connected with the first lead wire in a riveting mode, the insertion end of the male terminal is designed into a flat fish fork shape, and an avoiding space is arranged on the insertion end so that the enameled wire can penetrate through the space; the first supporting piece is provided with an elastic supporting part which is positioned in the inserting port; when the plugging end of the male terminal is inserted into the plugging port of the female terminal, the elastic supporting part supports the plugging end of the male terminal, so that the plugging end is tightly attached to the inner side surface of the second supporting sheet.

In the above aspect, the elastic support portion is formed by bending the upper end of the first support piece inwards.

The utility model also provides a wiring device, which is provided with the piercing terminal and a supporting seat, wherein the supporting seat is provided with a receiving groove and a cutting groove which is crossly communicated with the receiving groove; the female terminal is assembled in the accommodating groove, the groove of the female terminal and the splitting groove are arranged in the same direction, the enameled wire can penetrate through the splitting groove and is hung to the first wire groove and the second wire groove, the first puncturing part and the second puncturing part puncture the enamel coating of the enameled wire, and the first wire clamping contact part and the second wire clamping contact part are respectively fixed at different front and rear parts of the punctured enameled wire and are in conduction connection with a conductor in the enameled wire.

The utility model has simple and reasonable structure, small volume and convenient installation, use and maintenance, and the first and the second supporting sheets of the female terminal are both provided with the puncture part and the wire clamping contact part, thereby realizing the clamping contact at the front and the rear two points of the enameled wire and increasing the contact area and the reliability of the wiring; and public terminal activity is pegged graft, and the convenience is to the external connection, and female terminal then can stably assemble on corresponding supporting seat, and female terminal leaves the puncture mouth and connects, and through the puncture wiring, wiring convenient operation, male terminal then rivets the female terminal of pegging graft again after the wiring in advance, simple and convenient, the practicality is strong, does benefit to the extension and uses.

Description of the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the terminal of the present invention;

FIG. 2 is an exploded view of the embodiment of FIG. 1;

fig. 3 is a schematic structural view of an embodiment of the wiring device of the present invention;

fig. 4 is an enlarged view of a portion of fig. 3.

The specific implementation mode is as follows:

the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated.

Referring to fig. 1 and 2, which are schematic views of a preferred embodiment of the present invention, the present invention relates to a piercing terminal, which has a female terminal 1 and a male terminal 2, the female terminal 1 is a U-shaped structure formed by stamping, the female terminal 1 has a bottom 11 and a first supporting sheet 12 and a second supporting sheet 13 extending upward from the bottom, the first supporting sheet 12 and the second supporting sheet 13 form a front-back spacing relationship, and an upward opening socket 14 is provided between the first supporting sheet 12 and the second supporting sheet 13. The bottom of the female terminal 1 is provided with a groove 15, the groove 15 penetrates through the front end and the rear end of the female terminal 1, and the groove 15 further extends upwards from the bottom of the female terminal 1 to the first supporting sheet 12 and the second supporting sheet 13, for this reason, a first line groove 121 communicated with the groove 15 is obtained on the first supporting sheet 12, and a second line groove 131 communicated with the groove 15 is obtained on the second supporting sheet 13, in this embodiment, preferably, the first line groove 121 and the second line groove 131 are opposite in front and rear and in parallel, and the manufacture and implementation are convenient. A first puncture part 122 and a first wire clamping contact part 123 are arranged on the first wire groove 121 from bottom to top, and the first puncture part 122 is processed and manufactured by the left side wall and the right side wall of the first wire groove 121, such as punching, flattening and the like, to obtain a puncture structure in the form of a blade; the first wire clamping contact portion 123 is formed by left and right sidewalls of the first wire groove 121, and a clamping opening formed by the first wire clamping contact portion 123 is smaller than a piercing opening formed by the first piercing portion 122. A second puncture part 132 and a second wire clamping contact part 133 are arranged on the second wire groove 131 in the sequence from bottom to top, and the second puncture part 132 is processed and manufactured by the left side wall and the right side wall of the second wire groove 131, such as punching, flattening and the like to obtain a puncture structure in the form of a blade; the second wire clamping contact portion 133 is formed by left and right sidewalls of the second wire casing 131, and a clamping opening formed by the second wire clamping contact portion 133 is smaller than a piercing opening formed by the second piercing portion 132. The first and

second piercing portions

122 and 132 are used for piercing the enamel of the enamel wire 4, and the first and second wire

clamping contact portions

123 and 133 are used for fixing the pierced enamel wire and forming a conductive connection with the conductor in the enamel wire. During the use, enameled wire 4 is hung along slot 15 to press into first wire casing 121 and second wire casing 131 with strength, and stop in first double-layered line contact portion 123 and second double-layered line contact portion 133 department and can reach and puncture the wiring, realize the centre gripping contact on two point positions in front and back of enameled wire, increase area of contact and the reliability of wiring. The male terminal 2 is provided with a wiring end 21 and a plugging end 22, the wiring end 21 is in conduction connection with the first lead 3, and the plugging end 22 is inserted into the plugging port 14 of the female terminal 1 in a loose joint mode and is in conduction connection with the female terminal 1, so that the wiring conduction effect is realized.

Referring to fig. 1 and 2, in the present embodiment, the terminal 21 of the male terminal 2 is connected to the first conductive wire 3 by riveting, and the insertion end 22 of the male terminal 2 is designed into a flat fish fork shape, and a corresponding space 221 is left, so that the enameled wire passes through the space 221, and the insertion depth and the contact area of the insertion end 22 are ensured. The first supporting sheet 12 is provided with an elastic supporting portion 124, and the elastic supporting portion 124 is located in the socket 14; when the plugging end of the male terminal 2 is inserted into the plugging port 14 of the female terminal 1, the elastic supporting portion 124 supports the plugging end 22 of the male terminal 2, so that the plugging end 22 is tightly attached to the inner side surface of the second supporting piece 13, thereby increasing the plugging force and the contact conduction performance. The elastic support portion 124 of the present embodiment is formed by bending the upper end of the first support sheet 12 inward, and has a simple structure and is easy to manufacture.

Referring to fig. 3 and 4, the present invention further provides a wiring device having the piercing terminal and the supporting seat 5, wherein the supporting seat 5 in the figure is a wire winding seat, and the corresponding enameled wire 4 is placed around the wire winding seat. The supporting seat 5 is provided with a receiving groove 51 and a cutting groove 52 which is communicated with the receiving groove 51 in a cross manner, the receiving groove 51 and the cutting groove 52 are constructed on a corresponding boss 53, the receiving groove 51 has an upward opening and has a shape meeting the requirement of the embedded assembly of the female terminal 1, the first supporting sheet 12 and the second supporting sheet 13 are abutted against the corresponding inner side wall of the receiving groove 51, and a corresponding barb is additionally arranged on the female terminal 1 shown in the figure and used for assembling and clamping to achieve the anti-falling effect. The grooves 15 of the female terminal 1 and the splitting grooves 52 are arranged in the same direction to form threading grooves, so that after the female terminal 1 is assembled, the enameled wire 4 can be hung on the first wire groove 121 and the second wire groove 131 by penetrating the splitting grooves 52 and being lifted upwards with force, the first puncturing part 122 and the second puncturing part 132 puncture the enamel of the enameled wire 4, and the first wire clamping contact part 123 and the second wire clamping contact part 133 respectively fix the front and rear different parts of the punctured enameled wire and form conduction connection with a conductor in the enameled wire, so that the contact area is large, and the wiring is reliable and firm. And the male terminal 2 is movably inserted, so that the first lead 3 is conveniently connected to the outside, and the enameled wire 4 is connected with the first lead 3 in a conduction manner by inserting the male terminal 2 into the female terminal 1. The whole wiring device is high in practicability, convenient in wiring operation, good in wiring effect and beneficial to expansion and application.

Of course, the present invention has been described in detail with reference to the embodiments, and only for the purpose of illustrating the technical conception and the features of the present invention, the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and implement the same, therefore, all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A piercing terminal, comprising:

the female terminal (1) is a U-shaped structure, the female terminal (1) is provided with a bottom (11), a first supporting sheet (12) and a second supporting sheet (13) which extend upwards from the bottom, the first supporting sheet (12) and the second supporting sheet (13) form a front-back spacing relation, and a plug interface (14) with an upward opening is arranged between the first supporting sheet (12) and the second supporting sheet (13); the bottom of the female terminal (1) is provided with a groove (15), the groove (15) penetrates through the front end and the rear end of the female terminal (1), the groove (15) also extends upwards from the bottom of the female terminal (1) to the first supporting sheet (12) and the second supporting sheet (13), therefore, a first wire slot (121) communicated with the groove (15) is obtained on the first supporting sheet (12), a second wire slot (131) communicated with the groove (15) is obtained on the second supporting sheet (13), a first puncture part (122) and a first wire clamping contact part (123) are arranged on the first wire slot (121) in a sequence from bottom to top, and a second puncture part (132) and a second wire clamping contact part (133) are arranged on the second wire slot (131) in a sequence from bottom to top; the first puncture part (122) and the second puncture part (132) are used for puncturing the enamel skin of the enameled wire (4), and the first wire clamping contact part (123) and the second wire clamping contact part (133) are used for fixing the punctured enameled wire and are in conductive connection with a conductor in the enameled wire;

the male terminal (2) is provided with a wiring end (21) and a plugging end (22), the wiring end (21) is in conduction connection with the first lead (3), and the plugging end (22) is inserted into the plugging port (14) of the female terminal (1) in a loose joint mode and is in conduction connection with the female terminal (1).

2. A piercing terminal as recited in claim 1, wherein: the wiring end (21) of the male terminal (2) is connected with the first lead (3) in a riveting mode, the insertion end (22) of the male terminal (2) is designed to be in a flat fish fork shape, and an avoiding space (221) is formed in the insertion end (22) so that an enameled wire can penetrate through the space; the first supporting sheet (12) is provided with an elastic supporting part (124), and the elastic supporting part (124) is positioned in the inserting port (14); when the plugging end of the male terminal (2) is inserted into the plugging port (14) of the female terminal (1), the elastic supporting part (124) supports the plugging end (22) of the male terminal (2), so that the plugging end (22) is tightly attached to the inner side surface of the second supporting sheet (13).

3. The pierce terminal of claim 2, wherein: the elastic supporting part (124) is formed by bending the upper end part of the first supporting sheet (12) inwards.

4. A wiring device characterized by comprising the piercing terminal according to any one of claims 1 to 3, and

a supporting seat (5), wherein the supporting seat (5) is provided with a receiving groove (51) and a cutting groove (52) which is communicated with the receiving groove (51) in a crossing way; the female terminal (1) is assembled in the accommodating groove (51), the groove (15) of the female terminal (1) and the splitting groove (52) are arranged in the same direction, the enameled wire (4) can penetrate through the splitting groove (52) and is hung on the first wire groove (121) and the second wire groove (131), the enameled leather of the enameled wire (4) can be punctured by the first puncturing part (122) and the second puncturing part (132), and the first wire clamping contact part (123) and the second wire clamping contact part (133) are respectively fixed at different front and rear parts of the punctured enameled wire and are in conductive connection with a conductor in the enameled wire.