CN215771641U

CN215771641U - 2.54 electric connector for power supply

Info

Publication number: CN215771641U
Application number: CN202122247962.5U
Authority: CN
Inventors: 施志勇; 李建胜; 孙振培
Original assignee: Atom Corp
Current assignee: Atom Corp
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-08
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a 2.54 electric connector for a power supply, which comprises a base body and a plurality of riveting terminals; the base body is provided with at least one row of terminal jacks, each terminal jack is internally provided with a lead-in limiting column, and a lead-in limiting groove is formed between each lead-in limiting column and the base body; one end part of each riveting terminal is provided with a guiding limiting part, and the plurality of riveting terminals are correspondingly inserted into the at least one row of terminal insertion holes one by one; during assembly, the lead-in limiting part is embedded into the lead-in limiting groove; according to the utility model, the lead-in limiting column is arranged on the base body and matched with the lead-in limiting part on the rivet terminal, so that the rivet terminal is effectively prevented from deviating during opposite insertion, the contact performance of the rivet terminal is ensured, the assembly is convenient, and the problem of difficult assembly caused by shaking of the rivet terminal during opposite insertion is avoided.

Description

2.54 electric connector for power supply

Technical Field

The utility model relates to the technical field of connectors, in particular to a 2.54 electric connector for a power supply.

Background

The existing 2.54-pitch connector suitable for power supply use has the problems that when the connector is inserted into a board end socket, a riveting terminal is easy to shake to cause difficulty in assembly, and the riveting terminal deviates from the insertion to cause poor contact performance of the riveting terminal, so that the use of a product is influenced.

Disclosure of Invention

The present invention aims to overcome the above-mentioned disadvantages and to provide a 2.54 electrical connector for power supply.

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

a2.54 electric connector for power supply comprises a base body and a plurality of rivet terminals; the base body is provided with at least one row of terminal jacks, each terminal jack is internally provided with a lead-in limiting column, and a lead-in limiting groove is formed between each lead-in limiting column and the base body; one end part of each riveting terminal is provided with a guiding limiting part, and the plurality of riveting terminals are correspondingly inserted into the at least one row of terminal insertion holes one by one;

when the guide-in limiting part is assembled, the guide-in limiting part is embedded into the guide-in limiting groove.

Furthermore, each riveting terminal comprises a contact part and a riveting part which are sequentially connected, a guiding limiting part is arranged at the end part of the contact part, the contact part is provided with a large head part and a small head part, and contact convex points which are inwards concave are arranged on two sides of the small head part of the contact part.

Furthermore, two sides of the small head part of the contact part are respectively provided with two contact salient points which are inwards concave.

Furthermore, the base body is provided with a back-off groove communicated with the terminal jacks corresponding to each terminal jack one by one, and each riveting terminal is provided with a back-off elastic sheet; during assembly, the inverted elastic sheet is correspondingly clamped into the inverted groove.

Furthermore, the reverse buckling slot position is provided with a step structure, and the free end of the reverse buckling elastic sheet abuts against the step structure.

Furthermore, through holes are formed in the positions, corresponding to the inverted elastic sheets, of the riveting terminal.

Furthermore, the riveting part is provided with a pair of first riveting elastic sheets and a pair of second riveting elastic sheets at intervals; the pair of first riveting elastic sheets are far away from the contact part.

Furthermore, the base body is provided with an anti-reverse-insertion leading-in column.

Furthermore, the base body is provided with two rows of terminal jacks which are arranged at intervals up and down, the number of each row of terminal jacks is four, and the number of the riveting terminals is eight.

The utility model has the beneficial effects that: according to the utility model, the lead-in limiting column is arranged on the base body and matched with the lead-in limiting part on the rivet terminal, so that the rivet terminal is effectively prevented from deviating during opposite insertion, the contact performance of the rivet terminal is ensured, the assembly is convenient, and the problem of difficult assembly caused by shaking of the rivet terminal during opposite insertion is avoided.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a cross-sectional view of a substrate of the present invention;

FIG. 3 is a perspective view of a substrate of the present invention;

FIG. 4 is a perspective view of another perspective of the substrate of the present invention;

FIG. 5 is a perspective view of the rivet wire terminal of the present invention;

FIG. 6 is a perspective view of another perspective of the rivet terminal of the present invention;

FIG. 7 is a view of the present invention in use mated with a board end socket;

description of reference numerals: 1. a substrate; 11. a terminal insertion hole; 12. leading in a limiting column; 13. guiding into a limiting groove; 14. a back-off slot position; 15. a step structure; 16. preventing reverse insertion of the lead-in column; 2. riveting a wire terminal; 21. a contact portion; 211. a large head; 212. a small head; 22. riveting parts; 221. a first riveting elastic sheet; 222. a second riveting elastic sheet; 23. leading in a limiting part; 24. contacting the bumps; 25. reversely buckling the elastic sheet; 26. and a through hole.

Detailed Description

The utility model will be described in further detail with reference to the following figures and specific examples, without limiting the scope of the utility model.

As shown in fig. 1 to 7, the 2.54 electrical connector for power supply according to the present embodiment includes a base 1 and a plurality of rivet terminals 2; the base body 1 is provided with at least one row of terminal jacks 11, each terminal jack 11 is internally provided with a lead-in limiting column 12, and a lead-in limiting groove 13 is formed between each lead-in limiting column 12 and the base body 1; a leading-in limiting part 23 is arranged at one end part of each riveting terminal 2, and the riveting terminals 2 are correspondingly inserted into the terminal insertion holes 11 in the at least one row one by one; when assembled, the introduction stopper portion 23 is fitted into the introduction stopper groove 13.

In this embodiment, two rows of terminal jacks 11 are arranged on the base 1, and the two rows of terminal jacks 11 are arranged at intervals from top to bottom; specifically, the quantity of every row of terminal jack 11 is four, correspondingly, the quantity of rivet terminal 2 is eight, forms 8pin structures, so sets up to satisfy user's pin number requirement.

During the equipment, insert each riveting terminal 2 one-to-one in each terminal jack 11, correspondingly, the leading-in spacing portion 23 embedding leading-in spacing groove 13 of riveting terminal 2, leading-in spacing portion 23 and leading-in spacing post 12 cooperation, restriction terminal skew for riveting terminal 2 is stable to be inserted with external board end socket, and is smooth and easy to insert, has avoided riveting terminal 2 to rock and lead to the difficult problem of equipment when inserting.

This embodiment is through setting up leading-in spacing portion 23 cooperation on leading-in spacing post 12 and rivet line terminal 2 on base member 1 to effectively prevent rivet line terminal 2 and take place the skew when inserting, ensure rivet line terminal 2's contact performance, the equipment is convenient, has avoided rivet line terminal 2 to rock when inserting and lead to the difficult problem of equipment.

In this embodiment, rivet line terminal 2 and make through heavy current copper product, improve the current-carrying capacity, and non-functional influence when guaranteeing the product use.

As shown in fig. 5 and 6, in the 2.54 electrical connector for a power supply according to the present embodiment, each rivet terminal 2 includes a contact portion 21 and a rivet portion 22 connected in sequence, an end of the contact portion 21 is provided with a lead-in limiting portion 23, the contact portion 21 has a large head portion 211 and a small head portion 212, and both sides of the small head portion 212 of the contact portion 21 are provided with contact bumps 24 recessed inward.

Specifically, leading-in spacing portion 23 outwards extends and forms from one side parallel of big head portion 211 of contact site 21, make leading-in spacing portion 23 structure more reliable, when inserting, contact bump 24 on little head 212 contacts with external board end socket, contact performance is good, contact site 21 is formed by big head portion 211 and little head 212 simultaneously, be the calabash type structure, make contact site 21 have certain expansion elasticity, thereby have certain elastic clamping force to the contact pin of external board end socket, make contact bump 24 and external board end socket reliably contact, difficult pine takes off.

As shown in fig. 5 and fig. 6, in the 2.54 electrical connector for power supply of this embodiment, two sides of the small head portion 212 of the contact portion 21 are both provided with two inwardly recessed contact bumps 24, so that the contact bumps 24 on the two sides are used for clamping and contacting the pins of the external board terminal socket, and the contact performance is better.

As shown in fig. 3 and 4, in the 2.54 electrical connector for a power supply according to the embodiment, the base 1 is provided with a reverse-buckling slot 14 corresponding to each terminal jack 11 one by one and communicated with the terminal jack 11, and each rivet terminal 2 is provided with a reverse-buckling elastic piece 25; during assembly, the inverted elastic sheet 25 is correspondingly clamped into the inverted slot 14; by means of the arrangement, the reverse buckling elastic sheet 25 is matched with the reverse buckling slot position 14, so that the rivet terminal 2 is effectively prevented from loosening from the terminal jack 11, and the stability of opposite insertion operation is guaranteed; meanwhile, the elastic sheet type structure is adopted, the elasticity is better, the rivet terminal 2 is convenient to detach, and the dismounting and mounting are better in operability.

As shown in fig. 1 and fig. 2, in the 2.54 electrical connector for a power supply according to the embodiment, the inverted slot 14 is provided with a step structure 15, and the free end of the inverted spring 25 abuts against the step structure 15; so set up for the free end of back-off shell fragment 25 is hidden under stair structure 15, avoids the maloperation to push up back-off shell fragment 25 and makes rivet line terminal 2 not hard up, and the structure uses more reliably.

As shown in fig. 6, in the 2.54 electrical connector for a power supply according to the embodiment, a through hole 26 is formed in the position of the rivet terminal 2 corresponding to the inverted elastic piece 25; so set up, the heat dissipation of being convenient for can effectively increase the elasticity of back-off shell fragment 25 simultaneously, and product property can be more stable.

As shown in fig. 5 and fig. 6, in the 2.54 electrical connector for a power supply according to the present embodiment, the riveting portion is provided with a pair of first riveting elastic pieces 221 and a pair of second riveting elastic pieces 222 at an interval; the pair of first riveting resilient pieces 221 are disposed away from the contact portion 21; so set up, increase area of contact thereby improve the current-carrying capacity.

As shown in fig. 1 to 3 and 7, in the 2.54 electrical connector for power supply of the present embodiment, the base 1 is provided with an anti-reverse-insertion lead-in post 16; correspondingly, the external board end socket is provided with the leading-in groove, so that the situation that the plug is reversely inserted during plugging is ensured, the operation performance of a product is effectively improved, and the assembly is more convenient.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the protection scope of the present patent application.

Claims

1. A2.54 electrical connector for power supplies, comprising a base body (1) and a plurality of rivet terminals (2); the base body (1) is provided with at least one row of terminal jacks (11), a lead-in limiting column (12) is arranged in each terminal jack (11), and a lead-in limiting groove (13) is formed between each lead-in limiting column (12) and the base body (1); one end part of each riveting terminal (2) is provided with a guiding limiting part (23), and the riveting terminals (2) are correspondingly inserted into the terminal insertion holes (11) in the at least one row one by one;

when the lead-in limiting part is assembled, the lead-in limiting part (23) is embedded into the lead-in limiting groove (13).

2. The 2.54 electric connector for the power supply according to claim 1, wherein each rivet terminal (2) comprises a contact part (21) and a rivet part (22) which are connected in sequence, an end part of the contact part (21) is provided with a guiding limiting part (23), the contact part (21) is provided with a large head part (211) and a small head part (212), and both sides of the small head part (212) of the contact part (21) are provided with contact salient points (24) which are arranged inwards in a concave mode.

3. 2.54 electrical connector for power supply according to claim 2, characterized in that the small head (212) of the contact portion (21) is provided with two inwardly recessed contact bumps (24) on both sides.

4. The 2.54 electric connector for power supply of claim 2, wherein the base body (1) is provided with a back-off slot (14) corresponding to each terminal jack (11) one by one and communicated with the terminal jack (11), and each rivet terminal (2) is provided with a back-off spring plate (25); during assembly, the reverse buckling elastic sheet (25) is correspondingly clamped into the reverse buckling slot position (14).

5. A2.54 electrical connector for power supply as claimed in claim 4 wherein the undercut groove (14) is provided with a step formation (15) and the free end of the undercut spring (25) abuts against the step formation (15).

6. The 2.54 electrical connector for power supply of claim 4, wherein the rivet terminal (2) is provided with a through hole (26) corresponding to the position of the reversed spring plate (25).

7. The 2.54 electrical connector for power supply of claim 2, wherein the riveting portion is provided with a pair of first riveting elastic pieces (221) and a pair of second riveting elastic pieces (222) at intervals; the pair of first riveting elastic sheets (221) is arranged far away from the contact part (21).

8. An electrical power supply 2.54 connector as claimed in claim 1, wherein the base body (1) is provided with an anti-reverse-insertion lead-in post (16).

9. The 2.54 electrical connector for power supply according to any one of claims 1 to 8, wherein two rows of terminal insertion holes (11) are formed in the base body (1), the two rows of terminal insertion holes (11) are arranged at intervals up and down, the number of each row of terminal insertion holes (11) is four, and the number of the rivet terminals (2) is eight.