CN218940072U

CN218940072U - Terminal with low plugging force and connector

Info

Publication number: CN218940072U
Application number: CN202223145653.8U
Authority: CN
Inventors: 伍文聪
Original assignee: Shenglan Technology Co ltd
Current assignee: Shenglan Technology Co ltd
Priority date: 2022-11-26
Filing date: 2022-11-26
Publication date: 2023-04-28
Anticipated expiration: 2032-11-26

Abstract

The utility model provides a terminal with low plugging force and a connector, which comprises a terminal main body, wherein the front end of the terminal main body is provided with a connecting part, the connecting part comprises an upper side wall, a lower side wall, a left side wall and a right side wall which are integrally arranged, the upper side wall, the lower side wall, the left side wall and the right side wall enclose a plugging cavity, the upper side wall corresponds to the upper side of the plugging cavity, a first arc-shaped boss is arranged on the upper side wall, the first arc-shaped boss protrudes into the plugging cavity, the lower side wall corresponds to the lower side of the plugging cavity and is symmetrical with the upper side wall in structure, the right side wall corresponds to the right side of the plugging cavity, a first elastic arm is arranged at the front end of the right side wall, the rear end of the first elastic arm is connected with the right side wall, the front end of the first elastic arm is provided with a second arc-shaped boss, the second arc-shaped boss protrudes into the plugging cavity, and the left side wall corresponds to the left side of the plugging cavity and is symmetrical with the right side wall in structure, and the advantages are that: the contact area between the terminal main body and the plug-in terminal is small, so that the plug-in force of the terminal main body and the plug-in terminal is low, and the plug-in is convenient.

Description

Terminal with low plugging force and connector

Technical Field

The present utility model relates to the field of electrical devices, and in particular, to a terminal and a connector with low insertion force.

Background

The terminal connector is an accessory product for realizing electrical connection, and a bridge for communication is erected between blocked or isolated circuits in the circuit, so that current flows, and the circuit realizes a preset function. The terminal connector is an indispensable component in electronic equipment, and 3.0mmPH terminal on the market can meet the requirement of high current, but the phenomenon of difficult plugging (high plugging force) is commonly existed, so in order to meet the requirement of low plugging force and high current on the market, a terminal and a connector with low plugging force are needed to be researched to solve the problem.

Disclosure of Invention

The present utility model provides a low-insertion-and-extraction-force terminal and a connector for solving the problems mentioned in the background art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a terminal of low plug power, including the terminal main part, terminal main part front end is equipped with the connecting portion, the connecting portion is including the last lateral wall of integrative setting, the lower lateral wall, left side wall and right side wall, go up lateral wall, lower lateral wall, left side wall and right side wall enclose into the grafting cavity, go up the lateral wall and correspond the upside at the grafting cavity, be equipped with first arc boss on the upper lateral wall, first arc boss is protruding in the grafting cavity, the lower lateral wall corresponds the downside at the grafting cavity and with last lateral wall structural symmetry, right side wall corresponds the right side at the grafting cavity, right side wall front end is equipped with first elastic arm, first elastic arm rear end is connected with right side wall, the front end is equipped with the second arc boss, the second arc boss is protruding in the grafting cavity, left side wall corresponds the left side at the grafting cavity and with right side wall structural symmetry.

Further description of the utility model: the front end of the first elastic arm is rounded.

Further description of the utility model: the right side wall is provided with a second elastic arm, the second elastic arm is correspondingly arranged on the rear side of the first elastic arm, the front end of the second elastic arm is connected with the right side wall, the rear end of the second elastic arm inclines towards the outer side of the plugging cavity, and the rear end of the second elastic arm is rounded.

Further description of the utility model: the rear end of the right side wall is provided with a limiting boss, and the upper end of the limiting boss corresponds to the upper side of the upper side wall.

Further description of the utility model: the rear end of the terminal main body is provided with a wire clamping part and a rubber tube clamping part, and the wire clamping part is correspondingly arranged between the connecting part and the rubber tube clamping part.

The utility model provides a connector, including terminal main part and first assembly casing, second assembly casing, grafting terminal and connecting wire, grafting terminal is fixed in first assembly casing, and the terminal main part is fixed in second assembly casing, is equipped with the lock joint boss on the first assembly casing, is equipped with hook portion on the second assembly casing, hook portion and lock joint boss lock joint, and grafting terminal rear end wears to establish in the grafting cavity, and grafting terminal side touches with first arc boss, second arc boss top, and the connecting wire front end is fixed at the rear end of terminal main part.

The beneficial effects of the utility model are as follows: through set up first arc boss and second arc boss on the connecting portion of terminal main part, when pegging graft terminal main part and grafting terminal, grafting terminal wears to establish in the grafting cavity, and the terminal main part contacts with grafting terminal through the first arc boss of upper and lower both sides and the second arc boss of left and right sides, makes the area of contact between terminal main part and the grafting terminal little to make the plug power of both lower, the plug of being convenient for.

Drawings

FIG. 1 is a block diagram of a low insertion and extraction force terminal according to the present utility model;

FIG. 2 is an overall block diagram of a connector of the present utility model;

FIG. 3 is an exploded view of a connector of the present utility model;

reference numerals illustrate:

1. a terminal body; 11. a connection part; 111. an upper sidewall; 1111. a first arcuate boss; 112. a lower sidewall; 113. a left side wall; 114. a right side wall; 1141. a first elastic arm; 11411. a second arcuate boss; 1142. a second elastic arm; 1143. a limit boss; 115. a plug cavity; 12. a wire clamping portion; 13. a hose clamping part; 2. a first fitting housing; 21. a boss is buckled; 3. a second fitting housing; 31. a hook portion; 4. a plug terminal; 5. and (5) connecting wires.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 3, a connector includes a terminal body 1, a first assembly housing 2, a second assembly housing 3, a plug terminal 4 and a connecting wire 5, the plug terminal 4 is fixed in the first assembly housing 2, the terminal body 1 is fixed in the second assembly housing 3, a fastening boss 21 is arranged on the first assembly housing 2, a hook 31 is arranged on the second assembly housing 3, the hook 31 is fastened with the fastening boss 21, the rear end of the plug terminal 4 is inserted in a plug cavity 115, the side surface of the plug terminal 4 is in contact with a first arc boss 1111 and a second arc boss 11411, and the front end of the connecting wire 5 is fixed at the rear end of the terminal body 1.

The first assembly housing 2 and the second assembly housing 3 are fastened through the fastening boss 21 and the hook portion 31, so that the first assembly housing 2 and the second assembly housing 3 are assembled, and after the assembly, the plug terminal 4 is penetrated in the terminal main body 1.

The front end of the terminal main body 1 is provided with a connecting portion 11, the connecting portion 11 comprises an upper side wall 111, a lower side wall 112, a left side wall 113 and a right side wall 114 which are integrally arranged, the upper side wall 111, the lower side wall 112, the left side wall 113 and the right side wall 114 enclose a plugging cavity 115, the upper side wall 111 corresponds to the upper side of the plugging cavity 115, a first arc-shaped boss 1111 is arranged on the upper side wall 111, the first arc-shaped boss 1111 protrudes into the plugging cavity 115, the lower side wall 112 corresponds to the lower side of the plugging cavity 115 and is symmetrical to the upper side wall 111 in structure, the right side wall 114 corresponds to the right side of the plugging cavity 115, a first elastic arm 1141 is arranged at the front end of the right side wall 114, the rear end of the first elastic arm 1141 is connected with the right side wall 114, a second arc-shaped boss 11411 is arranged at the front end of the first elastic arm 1141, the second arc-shaped boss 11411 protrudes into the plugging cavity 115, and the left side wall 113 corresponds to the left side of the plugging cavity 115 and is symmetrical to the right side wall 114 in structure.

Through set up first arc boss 1111 and second arc boss 11411 on connecting portion 11 of terminal main part 1, when pegging graft terminal main part 1 and grafting terminal 4, grafting terminal 4 wears to establish in grafting cavity 115, and terminal main part 1 contacts with grafting terminal 4 through first arc boss 1111 of upper and lower both sides and second arc boss 11411 of left and right sides, makes the area of contact between terminal main part 1 and the grafting terminal 4 little to make the plug force of both lower, the plug of being convenient for.

The front end of the first elastic arm 1141 is rounded, and in the process of inserting the plug terminal 4 into the terminal body 1, the rounded corner plays a guiding role on the plug terminal 4, and friction between the plug terminal 4 and the front end of the first elastic arm 1141 can be reduced, so that the plug terminal 4 can be more smoothly inserted into the terminal body 1.

The right side wall 114 is provided with a second elastic arm 1142, the second elastic arm 1142 is correspondingly disposed at the rear side of the first elastic arm 1141, the front end of the second elastic arm 1142 is connected with the right side wall 114, the rear end is inclined towards the outside of the plugging cavity 115, and the rear end of the second elastic arm 1142 is rounded.

After the terminal body 1 is inserted into the second assembly housing 3, the rear end of the second elastic arm 1142 is correspondingly disposed in the groove of the second assembly housing 3, so that the terminal body 1 cannot be retracted backward, the rear end of the second elastic arm 1142 is rounded, and friction between the terminal body 1 and the second assembly housing 3 is reduced during the process of inserting the terminal body 1 into the second assembly housing 3, so that the terminal body 1 is more smoothly inserted into the second assembly housing 3, and meanwhile, the second assembly housing 3 is prevented from being scratched.

The rear end of the right side wall 114 is provided with a limiting boss 1143, the upper end of the limiting boss 1143 corresponds to the upper side wall 111, a protruding portion is arranged inside the second assembly housing 3, and the limiting boss 1143 stops after touching the protruding portion in the process of inserting the terminal body 1 into the second assembly housing 3, so that the terminal body 1 is limited, and the terminal body is fixed in the second assembly housing 3 in an accurate position.

The rear end of the terminal main body 1 is provided with a wire clamping part 12 and a rubber tube clamping part 13, and the wire clamping part 12 is correspondingly arranged between the connecting part 11 and the rubber tube clamping part 13.

In the process that the connecting wire 5 is fixed on the terminal main body 1, a rubber tube is sleeved outside the conducting wire in the connecting wire 5, the front end of the conducting wire is exposed out of the rubber tube, the front end of the conducting wire is fixed by the conducting wire clamping part 12, the conducting wire is electrically connected with the terminal main body 1, and the rubber tube is fixed by the rubber tube clamping part 13.

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. A low insertion and extraction force terminal, characterized in that: including the terminal main part, terminal main part front end is equipped with connecting portion, connecting portion is including the last lateral wall, lower lateral wall, left side wall and the right side wall of integrative setting, go up the lateral wall lower lateral wall left side wall with the right side wall encloses into the grafting cavity, it corresponds to go up the lateral wall the upside of grafting cavity, be equipped with first arc boss on the upper side wall, first arc boss to in the grafting cavity arch, lower lateral wall corresponds the downside of grafting cavity and with go up lateral wall structural symmetry, the right side wall corresponds the right side of grafting cavity, right side wall front end is equipped with first elastic arm, first elastic arm rear end with right side wall is connected, and the front end is equipped with the second arc boss, the second arc boss to in the grafting cavity arch, the left side wall corresponds the left side of grafting cavity and with right side wall structural symmetry.

2. The low insertion force terminal of claim 1, wherein: the front end of the first elastic arm is rounded.

3. The low insertion force terminal of claim 1, wherein: the right side wall is provided with a second elastic arm, the second elastic arm corresponds to the rear side of the first elastic arm, the front end of the second elastic arm is connected with the right side wall, the rear end of the second elastic arm inclines outwards of the plug-in cavity, and the rear end of the second elastic arm is rounded.

4. The low insertion force terminal of claim 1, wherein: the right side wall rear end is equipped with spacing boss, spacing boss upper end corresponds the upper side wall top.

5. The low insertion force terminal of claim 1, wherein: the rear end of the terminal main body is provided with a wire clamping part and a rubber tube clamping part, and the wire clamping part is correspondingly arranged between the connecting part and the rubber tube clamping part.

6. A connector, characterized in that: the low-plug-force terminal comprises the low-plug-force terminal according to any one of claims 1 to 5, a first assembly shell, a second assembly shell, a plug terminal and a connecting wire, wherein the plug terminal is fixed in the first assembly shell, the terminal main body is fixed in the second assembly shell, a fastening boss is arranged on the first assembly shell, a hook part is arranged on the second assembly shell and fastened with the fastening boss, the rear end of the plug terminal is penetrated in the plug cavity, the side surface of the plug terminal is in contact with the first arc boss and the second arc boss, and the front end of the connecting wire is fixed at the rear end of the terminal main body.