CN215600609U

CN215600609U - Pin inserting device not prone to loosening

Info

Publication number: CN215600609U
Application number: CN202121829483.8U
Authority: CN
Inventors: 丁青松
Original assignee: NINGBO CONNFLY ELECTRONIC CO Ltd
Current assignee: NINGBO CONNFLY ELECTRONIC CO Ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-21
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a pin device not easy to loose, which comprises an injection molding shell, wherein two rows of pins which are arranged in parallel are arranged in the injection molding shell, one end of each pin is a first inserting part, the other end of each pin is a second inserting part, a first plastic disc and a second plastic disc are respectively arranged at two ends of each of the first inserting part and the second inserting part, and a third plastic disc is arranged at the bending position of each pin; the pins comprise a row of small pins arranged in parallel and a row of large pins arranged in parallel. The utility model has the advantages of simple structure and process, uneasy loosening, safety, reliability, firmness, durability and the like, overcomes the problem of unstable electric connection and the like caused by easy loosening of the connection between the contact pin and the PCB in the prior art, and greatly improves the use efficiency and the quality of the contact pin.

Description

Pin inserting device not prone to loosening

Technical Field

The utility model relates to the technical field of building contact pins, in particular to a contact pin device not easy to loosen.

Background

Along with the development of science and technology, domestic building contact pin is very important, at present, the application field of contact pin is very extensive, generally, the application is on the PCB board, the contact pin has good welding process and standard, generally, connect with contact pin and socket between two PCB boards, the volume of contact pin is small usually, very easily inserted by the workman when the contact pin is installed to the circuit board, and insert the reverse contact pin quality and receive the influence, inevitably lead to the electrical contact bad, the heavy industry of contact pin is more loaded down with trivial details and with higher costs simultaneously, when the contact pin is worked under the environment of rocking, the contact pin is very easy to be followed PCB board and is become flexible, even drop, thereby lead to the electrical connection bad or short circuit.

SUMMERY OF THE UTILITY MODEL

In view of the above technical problems in the related art, the present invention provides a pin inserting device which is not easy to loosen, and can overcome the above disadvantages in the prior art.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

a pin device not easy to loosen comprises an injection molding shell, wherein two rows of pins which are placed in parallel are arranged inside the injection molding shell, a first inserting portion is arranged at one end of each pin, a second inserting portion is arranged at the other end of each pin, a first plastic disc and a second plastic disc are respectively arranged at two ends of each of the first inserting portion and the second inserting portion, and a third plastic disc is arranged at the bending position of each pin; the pins comprise a row of first pins arranged in parallel and a row of second pins arranged in parallel.

Furthermore, the first pin and the second pin are parallel to each other.

Furthermore, the second contact pin and the first contact pin are both L-shaped structures, and both ends of the second contact pin and the first contact pin are both conical structures.

Further, the pins are square members.

Furthermore, the first plastic disc, the second plastic disc and the third plastic disc are connected with the contact pin through the insertion hole.

The utility model has the beneficial effects that: the novel pin inserting device has the advantages of simple structure and process, difficulty in loosening, safety, reliability, firmness, durability and the like, the problem that electric connection is unstable and the like due to the fact that the pin is connected with the PCB easily loosened in the prior art is solved, and the using efficiency and the quality of the pin are greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a top view of a pin of a non-loose pin device according to an embodiment of the utility model.

Fig. 2 is a perspective view of a housing of a pin device that is not susceptible to loosening according to an embodiment of the present invention.

Fig. 3 is a front view of a housing of a non-loose pin device according to an embodiment of the utility model.

Fig. 4 is a perspective view of a pin of a non-loose pin device according to an embodiment of the utility model.

In the figure: 1. the shell of moulding plastics, 2, contact pin, 3, first portion of establishing of inserting, 4, the second portion of establishing of inserting, 5, first plastic dish, 6, second plastic dish, 7, third plastic dish, 8, first contact pin, 9, second contact pin, 10, jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

As shown in fig. 1-4, the pin device not prone to loose according to the embodiment of the present invention includes a pin device not prone to loose, which includes an injection molding housing 1, two rows of pins 2 placed in parallel are disposed inside the injection molding housing 1, a first inserting portion 3 is disposed at one end of each pin 2, a second inserting portion 4 is disposed at the other end of each pin 2, a first plastic disc 5 and a second plastic disc 6 are disposed at two ends of each first inserting portion 3 and each second inserting portion 4, respectively, and a third plastic disc 7 is disposed at a bent portion of each pin 2; the pins 2 comprise a row of parallel first pins 8 and a row of parallel second pins 9.

In the embodiment, the first pin 8 and the second pin 9 are parallel to each other.

In an embodiment, the first pin 8 is an L-shaped structure, and both ends of the second pin 9 and the first pin 8 are tapered structures.

In the embodiment, the pin 2 is a square member.

In an embodiment, the first plastic plate 4, the second plastic plate 5 and the third plastic plate 6 are connected to the pin 2 through the insertion hole 10.

In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.

When the device is used, the device comprises a contact pin 2, a first plastic disc 4, a second plastic disc 5, a third plastic disc 6 and an injection molding shell 1, wherein the contact pin 2 is arranged in a jack 10 on the first plastic disc 4, the second plastic disc 5 and the third plastic disc 6, the contact pin 2 is made of copper or copper alloy materials, the contact pin 2 comprises a large contact pin 9 and a small contact pin 8, the small contact pin 8 is arranged on a first row, the large contact pin 9 is arranged on a second row, the contact pins 2 are arranged in parallel and symmetrically, the contact pins 2 are vertically bent or bent at any angle, the contact pins 2 are equidistantly and uniformly arranged in the jacks 10 on the first plastic disc 4, the second plastic disc 5 and the third plastic disc 6, the contact pin 2 needs to transmit signals and power supplies simultaneously during working, the quality and quality of the contact pin 2 have higher requirements, the contact pin 2 comprises a first inserting part 3 and a second inserting part 4, the first inserting part 3 penetrates through the jacks 10 uniformly arranged on the first plastic disc 5, the second inserts the portion of establishing 4 and runs through jack 10 of evenly arranging on second plastic dish 6 and the third plastic dish 7, jack 10 and 2 interference fit of contact pin, the four sides contact to guaranteed that contact pin 2 is difficult not hard up, first insert establish portion 3 and second insert portion 4 and run through jack 10 and extend the outside of moulding plastics shell 1, the contact pin 2 and the PCB board electricity that extend out are connected. First plastic dish 4, second plastic dish 5, jack 10 evenly arranged on the third plastic dish 6 interferes contact pin 2, make it difficult not hard up, first plastic dish 4, second plastic dish 5, third plastic dish 6, all evenly set up a plurality of jacks 10 on the three plastic dish, jack 10 and 2 interference fit of contact pin, the four sides contact, first plastic dish 5 with first 3 interference fit of inserting the portion of establishing, second plastic dish 6 and third plastic dish 7 all insert the portion of establishing 4 interference fit with the second, after contact pin 10 and plastic dish installed in place, put whole contact pin 2 and plastic dish into injection mold and mould plastics, finally form injection molding shell 1 through the fillet injection molding process, injection molding shell 1 is with contact pin 2 and first plastic dish 4, second plastic dish 5, it is inside that third plastic dish 6 imbeds, make it difficult not hard up.

In conclusion, by means of the technical scheme, the novel pin connector has the advantages of being simple in structure and process, not prone to loosening, safe, reliable, firm, durable and the like, the problems that in the prior art, due to the fact that the pin and a PCB are prone to loosening, electric connection is unstable and the like are solved, and the using efficiency and the quality of the pin are greatly improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A pin device not easy to loosen is characterized by comprising an injection molding shell (1), wherein two rows of pins (2) which are placed in parallel are arranged inside the injection molding shell (1), a first inserting portion (3) is arranged at one end of each pin (2), a second inserting portion (4) is arranged at the other end of each pin (2), a first plastic disc (5) and a second plastic disc (6) are respectively arranged at two ends of each first inserting portion (3) and each second inserting portion (4), and a third plastic disc (7) is arranged at the bent position of each pin (2); the pins (2) comprise a row of first pins (8) arranged in parallel and a row of second pins (9) arranged in parallel.

2. A non-loose pin arrangement as claimed in claim 1, characterized in that the first pin (8) and the second pin (9) are parallel to each other.

3. A pin device not easy to loose as claimed in claim 1, wherein the second pin (9) and the first pin (8) are both L-shaped structures, and both ends of the second pin (9) and the first pin (8) are both cone-shaped structures.

4. A non-loosening pin device according to claim 1, wherein the pin (2) is a square member.

5. A pin device not prone to loose according to claim 1, characterized in that the first plastic disc (5), the second plastic disc (6) and the third plastic disc (7) are connected with the pin (2) through the insertion hole (10).