CN220107101U

CN220107101U - Spring needle male seat and spring needle connector

Info

Publication number: CN220107101U
Application number: CN202321643038.1U
Authority: CN
Inventors: 卜令武; 史正军; 董二虎; 王玄; 李国庆; 吴洋
Original assignee: Hefei Lianbao Information Technology Co Ltd
Current assignee: Hefei Lianbao Information Technology Co Ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-11-28
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a spring pin male seat and a spring pin connector, wherein the spring pin male seat comprises a signal spring pin, the signal spring pin comprises a signal pin shaft, a signal spring and a signal needle tube, and further comprises a grounding spring pin, and the grounding spring pin comprises a grounding pin shaft, a grounding spring and a grounding needle tube; the two ends of the grounding needle tube are provided with holes communicated with the tube body, the grounding needle shaft and the grounding spring are arranged in the tube body of the grounding needle tube from top to bottom, a through hole is formed in the grounding needle shaft, a signal spring needle is arranged in the through hole, a gap is reserved between the inner wall of the through hole and the outer wall of the signal needle tube, and a gap is reserved between the bottom hole wall of the grounding needle tube and the outer wall of the signal needle tube. The spring needle male seat has the advantages that the grounding spring needle is arranged, so that the electromagnetic anti-interference capability is improved, and electromagnetic radiation can be effectively reduced.

Description

Spring needle male seat and spring needle connector

Technical Field

The disclosure relates to the technical field of connectors, and in particular relates to a spring pin male seat and a spring pin connector.

Background

Spring pin is a precise connector applied to electronic products such as mobile phones, and is widely applied to semiconductor equipment to play a role in connection. Spring needles generally include a needle shaft (Plunger), a Spring (Spring), and a needle cannula (Body). With the development of science and technology, the frequency of electronic signals is higher and higher, electromagnetic radiation is larger and electromagnetic radiation is higher and shielding requirements are higher and higher, which results in higher requirements on electromagnetic compatibility design. When the spring needle is used on the PCB main board in the existing design, the hollow grounding needle is welded on the PCB main board, then the needle tube of the spring needle is welded on the grounding needle, the grounding needle and the spring needle form a spring needle male seat, the spring needle male seat is matched with the spring needle female seat for use to realize signal conduction, however, the grounding needle on the PCB main board cannot move, cannot be effectively overlapped with the female seat, and therefore cannot effectively shield signals.

Disclosure of Invention

The present disclosure provides a pogo pin male socket and pogo pin connector to solve at least one of the above technical problems existing in the prior art.

According to a first aspect of the present disclosure, there is provided a pogo pin male mount comprising a signal pogo pin comprising a signal pin shaft, a signal spring and a signal pin tube, and further comprising a ground pogo pin comprising a ground pin shaft, a ground spring and a ground pin tube; the two ends of the grounding needle tube are provided with holes communicated with the tube body, the grounding needle shaft and the grounding spring are arranged in the tube body of the grounding needle tube from top to bottom, a through hole is formed in the grounding needle shaft, a signal spring needle is arranged in the through hole, a gap is reserved between the inner wall of the through hole and the outer wall of the signal needle tube, and a gap is reserved between the bottom hole wall of the grounding needle tube and the outer wall of the signal needle tube.

In one embodiment, the outer peripheral surface of the signal needle tube is provided with an insulating layer.

In one embodiment, the bottom surface of the signal needle tube is a closed plane structure.

In one embodiment, the top end of the signal pin shaft protrudes from the top end surface of the ground pin shaft.

In one embodiment, the bottom surface of the signal needle shaft is in a plane structure or an inclined plane structure.

In one embodiment, the bottom surface of the grounding pin shaft has a planar structure.

In one embodiment, the bottom surface of the grounding needle tube has a planar structure.

According to a second aspect of the present disclosure, there is provided a pogo pin connector, including a pogo pin male seat in any one of the embodiments, and further including a pogo pin female seat adapted to the pogo pin male seat, the pogo pin female seat including a first conductive pin and a second conductive pin, the second conductive pin being externally sleeved with the first conductive pin.

In one embodiment, an insulating layer is disposed between the first conductive pin and the second conductive pin.

In an embodiment, the end face of the second conductive pin and the end face of the first conductive pin are both planar structures and are flush.

Compared with the prior art, the utility model has the advantages that: 1): according to the spring needle male seat, the grounding spring needle is arranged, so that the electromagnetic anti-interference capability is improved, and the electromagnetic radiation can be effectively reduced; 2) The grounding spring needle arranged in the spring needle male seat can be effectively overlapped with the spring needle female seat through the compression movement of the grounding spring, so that electromagnetic shielding is realized; 3): the utility model has simple structure and convenient manufacture; 4) The first conductive needle and the second conductive needle of the spring needle mother seat can be in real-time contact conduction with the grounding needle shaft and the signal needle shaft, so that the real-time electromagnetic shielding is ensured.

It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the disclosure, nor is it intended to be used to limit the scope of the disclosure. Other features of the present disclosure will become apparent from the following specification.

Drawings

The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present disclosure will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. Several embodiments of the present disclosure are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings, in which:

in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.

FIG. 1 shows a schematic structural view of a spring needle male base of an embodiment of the present disclosure;

FIG. 2 shows a top view of FIG. 1;

FIG. 3 shows a cross-sectional view in the direction A-A of FIG. 2;

FIG. 4 shows an exploded view of FIG. 1;

FIG. 5 shows a schematic structural view of a spring needle hub according to an embodiment of the present disclosure;

FIG. 6 shows a top view of FIG. 5;

fig. 7 shows a cross-sectional view in the direction B-B of fig. 6.

The reference numerals in the figures illustrate: 1-signal spring needle, 2-grounding spring needle, 11-signal needle shaft, 12-signal spring, 13-signal needle tube, 21-grounding needle shaft, 22-grounding spring, 23-grounding needle tube, 211-through hole, 3-first insulating layer, 4-spring needle mother seat, 41-first conductive needle, 42-second conductive needle and 5-second insulating layer.

Detailed Description

In order to make the objects, features and advantages of the present disclosure more comprehensible, the technical solutions in the embodiments of the present disclosure will be clearly described in conjunction with the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, but not all embodiments. Based on the embodiments in this disclosure, all other embodiments that a person skilled in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

According to one embodiment of the present disclosure, the present disclosure provides a pogo pin male mount, as shown in fig. 1-4. The spring pin male seat comprises a signal spring pin 1 and a grounding spring pin 2, wherein the signal spring pin 1 comprises a signal pin shaft 11, a signal spring 12 and a signal needle tube 13, and the grounding spring pin 2 comprises a grounding pin shaft 21, a grounding spring 22 and a grounding needle tube 23.

The body of the grounding needle tube 23 is of a hollow structure, the top end and the bottom end of the grounding needle tube 23 are provided with openings communicated with the body of the hollow structure, and the bottom surface of the grounding needle tube 23 is of a planar structure. The grounding needle tube 23 is internally provided with a grounding needle shaft 21 and a grounding spring 22 from top to bottom from the inside of the tube body, the grounding needle shaft 21 is exposed out of the top end of the grounding needle tube 23, the bottom surface of the grounding needle shaft 21 is of a planar structure, a through hole 211 penetrating through the grounding needle shaft 21 is formed in the grounding needle shaft 21, and a signal spring needle 1 is arranged in the through hole 211.

Specifically, as shown in fig. 3-4, the outer peripheral surface of the signal needle tube 13 is provided with a first insulating layer 3, the inside of the tube body of the signal needle tube 13 is of a cavity structure, the top end of the signal needle tube 13 is an opening communicated with the cavity structure, and the bottom surface is of a closed plane structure. The signal needle tube 13 has a signal spring 12 provided in the tube body, the signal needle shaft 11 is provided on the signal spring 12, and the bottom surface of the signal needle shaft 11 (i.e., the surface contacting the signal spring 12) has a planar structure (or may be provided in an inclined structure). The assembled signal spring pin 1 is mounted in the through hole 211, and the inner wall of the through hole 211 is in contact with the first insulating layer 3. The bottom end of the signal needle tube 13 is arranged in the bottom end opening of the grounding needle tube 23, and the bottom end of the signal needle tube 13 is isolated from the bottom end opening wall of the grounding needle tube 23 through the first insulating layer 3 on the peripheral surface of the signal needle tube 13. The tip of the signal pin shaft 11 is exposed from the tip end surface of the ground pin shaft 21. The spring needle male seat can effectively reduce electromagnetic radiation, reduce crosstalk with adjacent needles and improve electromagnetic anti-interference capability by arranging the grounding spring needle.

According to a second aspect, as shown in fig. 5-7, the present disclosure further provides a spring pin connector, including the spring pin male socket of the above embodiment, and further including a spring pin female socket 4 adapted to the spring pin male socket, where the spring pin female socket 4 includes a first conductive pin 41 and a second conductive pin 42, the first conductive pin 41 is in a ring structure, the second conductive pin 42 is externally sleeved with the first conductive pin 41, and a second insulating layer 5 is disposed between the first conductive pin 41 and the second conductive pin 42. The end face of the second conductive pin 42 and the end face of the first conductive pin 41 are both planar structures and the end faces are flush. The first conductive pin 41 is used for conducting with the grounding spring pin 2, and the second conductive pin 42 is used for conducting with the signal spring pin 1.

The spring needle male seat and the spring needle female seat can be matched with each other to be used on a PCB main board, and when the spring needle male seat is specifically used, a plurality of spring needle male seats are arranged on the PCB main board, and the bottom surfaces of the grounding needle tube 23 and the signal needle tube 13 are welded on the PCB main board. And then the spring needle female seat is propped against the spring needle male seat, so that the lap joint of the spring needle female seat and the spring needle male seat is realized. The first conductive pin 41 of the spring pin female seat 4 is in contact conduction with the grounding pin shaft 21 to realize zero-potential signal conduction with the grounding pin shaft 21, and the second conductive pin 42 is in contact conduction with the signal pin shaft 11 to realize various functions such as power-on, signal transmission and the like. The cooperation of the first insulating layer and the second insulating layer that are equipped with on the public seat of spring needle and the female seat of spring needle and ground connection spring needle and the first conductive needle is used can effectively realize electromagnetic shield to because ground connection needle axle 21 is through the compression activity of ground connection spring 22, the ring structure of first conductive needle 41 makes it and ground connection needle axle 21 can keep real-time switching on and overlap joint, guarantees electromagnetic signal's real-time shielding.

It should be appreciated that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present disclosure, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a public seat of spring needle, includes signal spring needle, signal spring needle includes signal needle axle, signal spring and signal needle tubing, its characterized in that: the grounding spring needle comprises a grounding needle shaft, a grounding spring and a grounding needle tube; the two ends of the grounding needle tube are provided with holes communicated with the tube body, the grounding needle shaft and the grounding spring are arranged in the tube body of the grounding needle tube from top to bottom, a through hole is formed in the grounding needle shaft, a signal spring needle is arranged in the through hole, a gap is reserved between the inner wall of the through hole and the outer wall of the signal needle tube, and a gap is reserved between the bottom hole wall of the grounding needle tube and the outer wall of the signal needle tube.

2. A pogo pin male socket according to claim 1, wherein: the outer peripheral surface of the signal needle tube is provided with a first insulating layer.

3. A pogo pin male socket according to claim 2, wherein: the bottom surface of the signal needle tube is of a closed plane structure.

4. A pogo pin male socket according to claim 1, wherein: the top end of the signal pin shaft protrudes out of the top end face of the grounding pin shaft.

5. A pogo pin male socket according to claim 4, wherein: the bottom surface of the signal needle shaft is of a plane structure or an inclined plane structure.

6. A pogo pin male socket according to claim 1, wherein: the bottom surface of the grounding needle shaft is of a plane structure.

7. A pogo pin male socket according to claim 1, wherein: the bottom surface of the grounding needle tube is of a plane structure.

8. A spring pin connector, characterized by: comprising the spring needle male seat of any one of claims 1-7, further comprising a spring needle female seat adapted to the spring needle male seat, the spring needle female seat comprising a first conductive needle and a second conductive needle, the second conductive needle being externally sleeved with the first conductive needle.

9. A pogo pin connector according to claim 8, wherein: and a second insulating layer is arranged between the first conductive needle and the second conductive needle.

10. A pogo pin connector according to claim 9, wherein: the end face of the second conductive needle and the end face of the first conductive needle are both in a planar structure and are flush.