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CN-224217781-U - Pogo pin connector and data link equipment

CN224217781UCN 224217781 UCN224217781 UCN 224217781UCN-224217781-U

Abstract

The utility model relates to a pogo pin connector and data link equipment, belongs to the technical field of aerospace, and solves the problem of poor connection stability of the connector in the data link equipment. The pin needle comprises a pin needle unit, the pin needle unit comprises a pin needle and a needle cylinder assembly, the needle cylinder assembly comprises a needle cylinder, the pin needle comprises an insertion part, the needle cylinder comprises a containing part, the insertion part stretches into the containing part to form pogo pin contact, the containing part is provided with a notch, the containing part is divided into a first part and a second part, the diameter of the first part is larger than that of the insertion part, the diameter of the second part is smaller than that of the insertion part, and the first part is one side close to the pin needle. The utility model improves the stability and the waterproof performance of the connection of the needle cylinder and the pin needle.

Inventors

  • FAN XINLIN
  • ZHOU ZHIQIANG
  • Zhang Zhongfen

Assignees

  • 深圳联合飞机科技有限公司

Dates

Publication Date
20260508
Application Date
20250512

Claims (10)

  1. 1. Pogo pin connector, characterized by comprising a pin needle unit (1); The pin needle unit (1) comprises a pin needle (11) and a needle cylinder assembly (12), wherein the needle cylinder assembly (12) comprises a needle cylinder (121); the pin needle (11) comprises an insertion part (111), the needle cylinder (121) comprises a containing part (1211), the insertion part (111) stretches into the containing part (1211) to form pogo pin contact, the containing part (1211) is provided with a notch (12111), the containing part (1211) is divided into a first part and a second part by the notch (12111), the diameter of the first part is larger than that of the insertion part (111), the diameter of the second part is smaller than that of the insertion part (111), and the first part is positioned on one side of the containing part (1211) close to the pin needle (11).
  2. 2. The pogo pin connector according to claim 1, further comprising a housing unit (2), the housing unit (2) comprising a first housing (21) and a second housing (22); A protruding portion (211) is arranged on one side, close to the second shell (22), of the first shell (21), and a sealant groove (221) is formed in one side, away from the first shell (21), of the second shell (22).
  3. 3. The pogo pin connector of claim 2, further comprising a sealing rubber pad (3), the sealing rubber pad (3) being arranged between the first housing (21) and the second housing (22); The needle cylinder (121) penetrates through the first shell (21) and penetrates through the protruding part (211), and the pin needle (11) penetrates through the second shell (22) and the sealing rubber pad (3) and penetrates through the sealing rubber groove (221).
  4. 4. The pogo pin connector according to claim 1, characterized in that the shape of the cutout (12111) is a figure-of-a-few, the opening of the figure-of-a-few being directed towards the side facing away from the pin needle (11).
  5. 5. A pogo pin connector according to claim 3, characterized in that the cutout (12111) comprises a first side, a second side and a third side, the first side and the third side being arranged in parallel on both sides of the second side, the second side forming a central angle of 2/3 pi-pi at both ends.
  6. 6. The pogo pin connector according to claim 2, wherein the housing unit (2) further comprises two guide posts (23), the two guide posts (23) being diagonally embedded in the first housing (21) and the second housing (22); The guide post (23) is stepped and comprises a first end and a second end, wherein the first end is arranged on the first shell (21), and the second end is arranged on the second shell (23).
  7. 7. The pogo pin connector of claim 1, wherein the needle cylinder (121) further comprises a contact portion (1213) and a connecting portion (1212), the connecting portion (1212) connecting the contact portion (1213) and the receiving portion (1211).
  8. 8. The pogo pin connector of claim 7, wherein the syringe assembly (12) further comprises a spring (122) and a contact (123), the contact (123) is provided at an end of the contact portion (1213), one end of the spring (122) is connected to the connecting portion (1212), and the other end of the spring (122) is connected to the contact (123).
  9. 9. The pogo pin connector of claim 2, wherein an inner wall of the sealing glue groove (221) is provided with a roughness structure.
  10. 10. A data link device comprising a PCB board (4), a fan (5), a heat sink (6) and a pogo pin connector as claimed in any of claims 1-9; The PCB (4) is abutted with a contact piece (123) of the pogo pin connector; The pin needle (11) further comprises a cable connection part (112), and the cable connection part (112) is connected with the fan (5) through a cable (1121); An opening is formed in the radiator (6) corresponding to the upper portion of the fan (5), a protruding portion (211) is arranged on the first shell (21) of the shell unit (2), and the protruding portion (211) is clamped in the opening.

Description

Pogo pin connector and data link equipment Technical Field The utility model relates to the technical field of aerospace, in particular to a pogo pin connector and data link equipment. Background When the Pogo pin connector is contacted with a butt joint interface or assembly, external force can cause the needle to be extruded, so as to compress the spring, and the compression of the spring enables the needle to be tightly contacted with the conductor surface of the butt joint end, so that the circuit is conducted. The Pogo pin connector has a small volume and a compact structure, and can realize more functional connection in a limited space, so that the Pogo pin connector is widely used in data link equipment. In the use, aim at and connect the syringe needle of Pogo pin connector with the part that needs to be connected in the data link equipment, can realize the intercommunication of circuit, the poor problem of connection stability easily appears in the intercommunication. And all be provided with radiator fan in the current data link equipment and dispel the heat, the power supply and the speed governing cable of fan get into the intracavity through the trompil at the bottom of the chamber of radiator and be connected with the PCB. The waterproof treatment mode of radiator trompil relies on artifical waterproof glue of scribbling, has the problem that waterproof performance is poor, influences reliability and the stability of equipment. Disclosure of utility model In view of the above analysis, the present utility model aims to provide a pogo pin connector and a data link device, which are used for solving the problem of poor connection stability of the connector in the data link device. The aim of the utility model is mainly realized by the following technical scheme: In one aspect of the utility model, there is provided a pogo pin connector comprising a pin needle unit; The pin needle unit comprises pin needles and a needle cylinder assembly, wherein the needle cylinder assembly comprises a needle cylinder; The pin needle comprises an insertion part, the needle cylinder comprises a containing part, the insertion part stretches into the containing part to form pogo pin contact, the containing part is provided with a notch, the containing part is divided into a first part and a second part by the notch, the diameter of the first part is larger than that of the insertion part, the diameter of the second part is smaller than that of the insertion part, and the first part is located on one side, close to the pin needle, of the containing part. The device further comprises a shell unit, wherein the shell unit comprises a first shell and a second shell; A protruding portion is arranged on one side, close to the second shell, of the first shell, and a sealant groove is formed in one side, far away from the first shell, of the second shell. Further, the device also comprises a sealing rubber cushion, wherein the sealing rubber cushion is arranged between the first shell and the second shell; The needle cylinder penetrates through the first shell and the protruding part, and the pin needle penetrates through the second shell and the sealing rubber pad and penetrates through the sealing rubber groove. Further, the notch is shaped like a Chinese character 'ji', and the opening of the Chinese character 'ji' faces to the side far away from the pin needle. Further, the notch comprises a first edge, a second edge and a third edge, wherein the first edge and the third edge are arranged on two sides of the second edge in parallel, and a central angle formed by two ends of the second edge is 2/3 pi-pi. The shell unit further comprises two guide posts, wherein the two guide posts are diagonally embedded in the first shell and the second shell; The guide post is in a ladder shape and comprises a first end and a second end, wherein the first end is arranged on the first shell, and the second end is arranged on the second shell. Further, the syringe further includes a contact portion and a connection portion connecting the contact portion and the receiving portion. Further, the needle cylinder assembly further comprises a spring and a contact piece, wherein the contact piece is arranged at the end part of the contact part, one end of the spring is connected with the connecting part, and the other end of the spring is connected with the contact piece. Further, the inner wall of the sealant groove is provided with a rough structure. In another aspect of the invention, a data link device is provided, comprising a PCB board, a fan and said pogo pin connector; The PCB is abutted with the contact piece of the pogo pin connector; the pin needle further comprises a cable connecting part, and the cable connecting part is connected with the fan through a cable; The radiator is provided with an opening corresponding to the upper part of the fan, the first shell of the shell unit is provided with a protruding part, and the protruding