CN218958047U

CN218958047U - Integrated PCB connector

Info

Publication number: CN218958047U
Application number: CN202223358631.XU
Authority: CN
Inventors: 徐一鸣; 杨淋
Original assignee: Changzhou Amphenol Fuyang Communication Equipment Co Ltd
Current assignee: Changzhou Amphenol Fuyang Communication Equipment Co Ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-02
Anticipated expiration: 2032-12-14

Abstract

The utility model relates to an integrated PCB connector, which comprises a telescopic conductor, an insulator, a conductive elastic sheet and a shell, wherein the telescopic conductor, the insulator, the conductive elastic sheet and the shell are sequentially arranged from inside to outside, the telescopic end of the telescopic conductor and the deformable end of the conductive elastic sheet face the same direction, and the telescopic end and the deformable end of the conductive elastic sheet extend beyond the insulator and the shell along the axial direction. The utility model can be applied to various plate distances within a certain limit and has strong universality.

Description

Integrated PCB connector

Technical Field

The utility model relates to the field of connectors, in particular to an integrated PCB connector.

Background

The electrical connection between two spaced PCB boards is generally realized through a connector, and for the condition that the space between boards is smaller, the connector which is not suitable for matching with a male connector and a female connector is generally an integrated connector, the integrated connector is fixed on one PCB board and is electrically connected with a conductive element on the PCB board, and then is electrically contacted with a conductive element on the other PCB board, so that the connection of the two PCB boards is realized. However, the conventional integral connector is fixed in size and is only suitable for a specific board pitch, and it is troublesome to design a matched integral connector for each board pitch.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide an integrated PCB connector which can be applied to various board distances within a certain limit and has strong universality.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides an integral type PCB board connector, includes from interior flexible conductor, insulator, electrically conductive shell fragment and the shell that sets gradually outward, flexible conductor's scalable end with the orientation of electrically conductive shell fragment is the same, and all surpasses along the axial the insulator with the shell.

The conductive elastic sheet comprises a cylinder section and a gradually-reduced and gradually-expanded section which are connected with each other, wherein the cylinder section is restrained between the outer peripheral wall of the insulator and the inner peripheral wall of the shell, and the gradually-reduced and gradually-expanded section surrounds the outer periphery of the end part where the telescopic end of the telescopic conductor is located.

Further, in order to enable the reducing and expanding section to be better deformed when being compressed, the reducing and expanding section is provided with a plurality of strip-shaped grooves along the circumferential direction so as to form a multi-petal structure.

Further in order to prevent the cylindrical section from axially coming off the housing, at least one male-female engagement structure is provided between the outer circumferential wall of the cylindrical section and the inner circumferential wall of the housing.

Further, in order to enable the cylindrical section to be electrically connected with the PCB stably, the free end of the cylindrical section is inverted horn-shaped and is attached to the shell.

Further, the telescoping conductor is a spring pin.

Further, the fixed ends of the telescopic conductors are respectively flush with the conductive spring plate and the shell in the axial direction and exceed the insulator.

Further for convenience, the housing is fixed on a PCB board, and a connecting portion is provided at an end of the housing opposite to the retractable end of the retractable conductor.

After the technical scheme is adopted, the telescopic conductor is compressible, and the conductive elastic sheet can also deform, so that the integrated PCB connector can be adapted to various board distances within a certain limit, has strong universality, has a simpler overall structure and is easy to implement.

Drawings

Fig. 1 is a schematic structural view of an integrated PCB connector of the present utility model;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

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

FIG. 5 is a schematic structural diagram of a conductive spring plate according to the present utility model;

Detailed Description

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

As shown in fig. 1, 2, 3, 4 and 5, an integrated PCB connector includes a telescopic conductor 1, an insulator 2, a conductive spring 3 and a housing 4, which are sequentially arranged from inside to outside, wherein the directions of the telescopic end of the telescopic conductor 1 and the deformable end of the conductive spring 3 are the same, and both extend beyond the insulator 2 and the housing 4 along the axial direction.

Specifically, the telescopic conductor 1 of this embodiment is compressible, and the conductive spring sheet 3 also can deform, so that the integrated PCB board connector in this embodiment can adapt to various board distances within a certain limit, and has strong universality, simple overall structure and easy implementation.

In this embodiment, as shown in fig. 1 and 2, the upper end of the telescopic conductor 1 is a telescopic end, the upper end of the conductive spring plate 3 is a deformable end, and both the telescopic end and the deformable end extend upwards beyond the housing 4 and the insulator 2. When the integrated PCB connector in the embodiment is used, the lower end of the shell 4 is fixedly connected to the PCB below, the lower ends of the telescopic conductor 1 and the conductive spring plate 3 are fixedly connected with corresponding conductive elements on the PCB below respectively, the PCB above is pressed on the integrated PCB connector, the corresponding conductive elements of the PCB above are respectively in pressure connection with the upper ends of the telescopic conductor 1 and the conductive spring plate 3, the telescopic conductor 1 and the conductive spring plate 3 can be self-adaptively adjusted according to the distance between the upper PCB and the lower PCB, and reliable contact with the corresponding conductive elements of the PCB above is ensured through deformation force.

In this embodiment, the integrated PCB connector is smaller in size, and the degrees of freedom of the telescopic conductor 1 and the conductive dome 3 in height are ±0.5mm.

As shown in fig. 3 and 5, the conductive spring plate 3 includes a cylindrical section 31 and a tapered and divergent section 32 connected to each other, the cylindrical section 31 is constrained between the outer peripheral wall of the insulator 2 and the inner peripheral wall of the housing 4, and the tapered and divergent section 32 surrounds the outer periphery of the end portion where the retractable end of the retractable conductor 1 is located. The tapered diverging section 32 may elastically deform when depressed.

As shown in fig. 1, 2, 3 and 5, the tapered and divergent section 32 is provided with a plurality of strip-shaped grooves 321 along the circumferential direction, so as to form a multi-petal structure. By doing so, the coefficient of elasticity of the tapered diverging section 32 can be reduced, facilitating its compression.

As shown in fig. 3 and 4, at least one concave-convex fitting structure 5 is provided between the outer peripheral wall of the cylindrical section 31 and the inner peripheral wall of the housing 4. By this arrangement, the cylindrical segment 31 can be effectively prevented from being displaced in the axial direction.

In this embodiment, as shown in fig. 3 and 4, the concave-convex fitting structure 5 includes an annular protrusion provided in the circumferential direction of the inner wall of the housing 4 and an annular groove provided in the circumferential direction of the outer wall of the cylindrical section, the annular protrusion being fitted in the annular groove.

As shown in fig. 5, the free end of the cylindrical section 31 is inverted horn-shaped and is fitted to the housing 4.

In this embodiment, as shown in fig. 1 and 5, the lower end of the cylindrical section 31 also has a weld flush with the lower end of the housing 4 for welding with a corresponding conductive element of the underlying PCB board.

As shown in fig. 3, the telescopic conductor 1 is a spring needle. The lower end face of the spring pin is used for being welded with a corresponding conductive element of the PCB below. In this embodiment, as shown in fig. 3, the insulator 2 is provided with a central through hole in which the pogo pin is inserted, and a step surface is provided in the central through hole, and the step surface abuts against a fixed end portion of the pogo pin to restrict upward movement of the fixed end portion of the pogo pin.

As shown in fig. 3, the fixed ends of the telescopic conductors 1 are respectively flush with the conductive spring plate 3 and the housing 4 in the axial direction and extend beyond the insulator 2.

As shown in fig. 1, the end of the housing 4 opposite to the telescopic end of the telescopic conductor 1 is provided with a connection portion 41. The shell 4 can be fixedly connected with the PCB below through the connecting part 41, and the connecting part 41 is arranged, so that convenience is brought to the connection between the shell 4 and the PCB below.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. An integrated PCB connector is characterized in that,

including flexible conductor (1), insulator (2), electrically conductive shell fragment (3) and shell (4) that from interior to exterior set gradually, flexible end of flexible conductor (1) with the orientation of the flexible end of electrically conductive shell fragment (3) is the same, and all surpasses along the axial insulator (2) with shell (4).

2. The integrated PCB connector of claim 1, wherein,

the conductive elastic sheet (3) comprises a cylindrical section (31) and a gradually-reduced and gradually-expanded section (32) which are connected with each other, the cylindrical section (31) is restrained between the outer peripheral wall of the insulator (2) and the inner peripheral wall of the shell (4), and the gradually-reduced and gradually-expanded section (32) is enclosed on the outer periphery of the end part where the telescopic end of the telescopic conductor (1) is located.

3. The integrated PCB connector of claim 2, wherein,

the gradually-reduced and gradually-expanded sections (32) are provided with a plurality of strip-shaped grooves (321) along the circumferential direction so as to form a multi-petal structure.

4. The integrated PCB connector of claim 2, wherein,

at least one concave-convex matching structure (5) is arranged between the outer peripheral wall of the cylinder section (31) and the inner peripheral wall of the shell (4).

5. The integrated PCB connector of claim 2, wherein,

the free end of the cylinder section (31) is in an inverted horn shape and is attached to the shell (4).

6. The integrated PCB connector of claim 1, wherein,

the telescopic conductor (1) is a spring needle.

7. The integrated PCB connector of claim 1, wherein,

the fixed end of the telescopic conductor (1) is respectively flush with the conductive spring piece (3) and the shell (4) in the axial direction and exceeds the insulator (2).

8. The integrated PCB connector of claim 1, wherein,

a connecting part (41) is arranged at the end part of the shell (4) which faces the telescopic end of the telescopic conductor (1) oppositely.