CN210926424U

CN210926424U - Contact pin on electric connector

Info

Publication number: CN210926424U
Application number: CN201922322739.5U
Authority: CN
Inventors: 徐强
Original assignee: Sichuan Shundingte Electronic Co ltd
Current assignee: Sichuan Shundingte Electronic Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-07-03
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a contact pin on electric connector, which comprises a body, the body divide into front portion, middle part and rear portion, and is anterior, cross middle part and rear portion an organic whole body, and anterior preceding terminal surface is the arc surface, is provided with the lug on the front portion, and the intermediate position at middle part is provided with the transition piece, and the rear portion is the cylinder of second grade ladder, and the terminal surface at rear portion is opened there is the keyway, and the terminal surface at rear portion is provided with the circular arc recess on one side. The utility model discloses its reasonable in design, simple structure, integrated into one piece structure has improved its structural stability greatly, is unfavorable for damaging, and its both ends all have the arc surface to reduce damaged itself in the use, also be favorable to reducing the scratch to people's skin, the security is also better.

Description

Contact pin on electric connector

Technical Field

The utility model relates to a connector equipment technical field especially relates to a contact pin on electric connector.

Background

The connector is usually used for connecting a cable or is mounted on an electronic device to conduct current and transmit signals, and is usually welded on a PC motherboard, screwed, and the connector pins on the connector are externally connected to facilitate the connection and conduction of current or signals. The contact pin structural design of current connector is not reasonable enough, leads to the contact pin to be difficult to firmly fix on the insulator of connector to in the use of connector, the not hard up phenomenon of contact pin appears easily, leads to pegging graft badly, has influenced the result of use. Therefore, the electric connector contact pin structure comprises a needle base, wherein the needle base is of a cylindrical structure and comprises a needle base upper end, a needle base middle end and a needle base bottom end, the diameter of the needle base upper end is slightly smaller than the needle base middle end, the needle base upper end and the needle base middle end are in natural transition, the needle base upper end is connected with an inserting part, and the bottom end is provided with a lead terminal connecting end. The novel electric heating wire has good stability and conductivity, but the structure is easy to damage, and then the whole electric heating wire is scrapped, so that the cost input is increased, meanwhile, due to the fact that most of the electric heating wire are right-angle sides, the electric heating wire is easy to damage in use, and the skin is scratched to a certain degree, so that the safety is not good enough, and in conclusion, the prior art needs to be improved.

SUMMERY OF THE UTILITY MODEL

Defect among the prior art, the utility model provides a contact pin on electric connector, its reasonable in design, simple structure, integrated into one piece structure has improved its structural stability greatly, is unfavorable for damaging, and the arc surface all exists at its both ends to reduce damaged itself in the use, also be favorable to reducing the scratch to people's skin, the security is also better.

In order to realize the purpose, the utility model adopts the technical scheme that:

the utility model provides a contact pin on electric connector, includes the body, the body divide into anterior, middle part and rear portion, and anterior, cross middle part and rear portion an organic whole and become the body, and anterior preceding terminal surface is the arc surface, is provided with the lug on the front portion, and the intermediate position at middle part is provided with the transition piece, and the rear portion is the cylinder of second grade ladder, and the terminal surface at rear portion is opened there is the keyway, and the terminal surface at rear portion is provided with the circle on one side and is orph.

The transition block is characterized in that grooves are uniformly distributed in the middle of two sides of the transition block at intervals, so that convenience is brought to installation of the transition block and external equipment, and the grooves formed in the transition block are matched with the convex columns on the insulator, so that convenience is brought to connection and clamping.

The circular arc radius of circular arc recess is 2mm, and its one side atress is more even, avoids hindering the skin on user's the hand, and on the other hand is favorable to not making to the keyway fluting more.

The bottom of the key groove is conical, so that the key groove is reasonable in design, simple in structure and convenient to install and manufacture for people.

The diameters of the convex block and the transition block are consistent, and the manufacturing and the installation of people are facilitated.

The diameter of the front part is larger than that of the middle part, so that the strength of the front part is improved.

The utility model has the advantages that: compared with the prior art, the body of the utility model is divided into a front part, a middle part and a rear part, the front part, the middle part and the rear part are integrated into a whole body, the integrated structure is more stable, the strength is improved, the service life of the equipment is greatly prolonged, and the rejection rate is reduced; the preceding terminal surface of front portion is the arc surface, and the terminal surface at rear portion is opened there is the keyway, and the terminal surface at rear portion is provided with the circular arc recess on one side, and the circular arc at both ends is provided with and does benefit to the atress more even on the one hand, reduces the damage to also can reduce the damage, on the other hand also is favorable to reducing the laceration to human skin, has improved the security, and the intensity of keyway can not be reduced to the circular arc recess that the terminal surface at rear portion set up on.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic left-side view of the present invention;

fig. 3 is a schematic view of an embodiment of the present invention.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 and 2, as shown in the figures, a contact pin on an electrical connector comprises a body 1, the body 1 is divided into a front portion 11, a middle portion 12 and a rear portion 13, the front portion 11, the middle portion 12 and the rear portion 13 are integrated into the body 1, the front end surface of the front portion 11 is an arc surface 111, a projection 112 is arranged on the front portion 11, a transition block 121 is arranged in the middle of the middle portion 12, grooves 122 are uniformly distributed on the middle portion 12 on both sides of the transition block 121 at intervals, which is beneficial to the installation of the transition block and external equipment, the connection and clamping are convenient due to the mutual matching of the grooves 122 and convex columns on an insulator, the rear portion 13 is a cylinder with two steps, a key groove 131 is arranged on the end surface of the rear portion 13, an arc groove 132 is arranged on one side of the end surface of the rear portion 13, the arc radius of the arc groove 132 is 2mm, one, on the other hand is favorable to more being able to not making keyway 131 slots, the bottom of keyway 131 is the conical shape, its reasonable in design, and simple structure, people's of being convenient for installation and preparation, lug 112 is unanimous with the diameter of transition piece 121, is favorable to people's preparation and installation more, the diameter of front portion 11 is greater than the diameter of middle part 12, is favorable to improving its intensity.

As shown in fig. 3, the utility model discloses well body 1 outside cover has insulator 2, insulator 2 inside be provided with simultaneously with anterior 11 go up the concave groove 21 of lug 112, insulator 2 inside be provided with middle part 12 go up transition piece 121 matched with transition piece recess 22, and insulator 2 inside be provided with middle part 12 go up recess 122 matched with projection 23 to it is inseparabler to be favorable to its being connected with insulator 2, also makes things convenient for the installation of people's quick location, the cover has shell 3 on insulator 2 of middle part 12 and rear portion 13 position simultaneously.

The utility model discloses its whole structure as an organic whole to make equipment more firm, the connectivity also obtains strengthening, can satisfy people's user demand more.

It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.

Claims

1. A contact pin on an electric connector comprises a body (1), and is characterized in that: the body (1) is divided into a front part (11), a middle part (12) and a rear part (13), the front part (11), the middle part (12) and the rear part (13) are integrated into the body (1), the front end face of the front part (11) is an arc surface (111), a convex block (112) is arranged on the front part (11), a transition block (121) is arranged at the middle position of the middle part (12), the rear part (13) is a cylinder of a secondary ladder, a key groove (131) is formed in the end face of the rear part (13), and an arc groove (132) is formed in one side of the end face of the rear part (13).

2. A pin for an electrical connector as defined in claim 1, wherein: grooves (122) are uniformly distributed on the middle parts (12) at two sides of the transition block (121) at intervals.

3. A pin for an electrical connector as defined in claim 1, wherein: the arc radius of the arc groove (132) is 2 mm.

4. A pin for an electrical connector as defined in claim 1, wherein: the bottom of the key groove (131) is conical.

5. A pin for an electrical connector as defined in claim 1, wherein: the projection (112) corresponds to the diameter of the transition block (121).

6. A pin for an electrical connector as defined in claim 1, wherein: the diameter of the front portion (11) is greater than the diameter of the middle portion (12).