CN219419712U

CN219419712U - Plug connector for manually locking conductive contact pin

Info

Publication number: CN219419712U
Application number: CN202320614867.0U
Authority: CN
Inventors: 黄德耀
Original assignee: Kunshan Odyssey Electronic Technology Co ltd
Current assignee: Kunshan Odyssey Electronic Technology Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-25
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a plug connector for manually locking conductive pins, which comprises a male head, a female head, pins, a plug-in sheet and a manual screwing assembly, wherein a plurality of pins are arranged in the male head, the tail parts of the pins are electrically connected with a cable, the plug-in sheet opposite to each pin is arranged in the female head, the plug-in sheet comprises an inner ring and an outer ring, the front end of the plug-in sheet is opened and is in plug-in action for the pins, the outer ring is in a cylindrical sleeve shape, the tail part is fixedly connected with a limiting seat and is electrically connected with the cable through an extending pin, the inner ring is in a spiral shape, the tail part is connected with the manual screwing assembly, the manual screwing assembly drives the inner ring to be screwed up, the outer wall of the pins in the plug-in port is tightly wrapped, the manual screwing assembly comprises an outer rotary disc and a plurality of planetary gears, the contact mode of the plug-in sheet and the pins is changed into surface contact from line contact, the conductive area of the plug-in sheet is fully utilized, and a manual screwing or loosening scheme is adopted to reduce the damping of the plug-in action.

Description

Plug connector for manually locking conductive contact pin

Technical Field

The utility model relates to the technical field of communication connectors, in particular to a plug connector for manually locking a conductive contact pin.

Background

Communication cable plugs are usually equipped with a male and a female head, which form good electrical conduction after plugging, and reliability of connection is particularly important, whether weak current communication or strong current transmission is performed, and connection of a pin and an insert of a traditional connection basically maintains wire connection. Referring to fig. 8, the contact area between the insert and the pin is only on the annular line where the contact point is located, the technical requirement for high current transmission is difficult to meet the technical index, and signal attenuation is possibly caused on weak current communication, so in order to improve the reliability of the electrical connection and improve the electrical connection performance, it is necessary to design a plug assembly capable of increasing the contact area between the male and female heads, increasing the conductive area, and not increasing the volume of the male and female heads, and also increasing the contact area for a plurality of wires wrapped inside the cable.

Disclosure of Invention

The purpose of the utility model is that: in order to increase the contact area of connection between a male head and a female head, increase the conductive area, and not increase the volume of the male head and the female head to increase the weight and the metal cost, but also independently lift the contact area aiming at a plurality of wires wrapped in the cable, fully utilize the contact area and the space of each insert piece of the female head and a contact pin, but not increase the damping of the plug action between the male head and the female head to prevent the technical requirement of normal plug-in, the plug-in connector of the manual locking conductive plug pin is specially designed, the contact mode of the insert piece and the plug pin is changed from line contact to surface contact, the conductive area of the insert piece is fully utilized, and the damping of the plug-in action can be reduced by adopting a manual screwing or loosening scheme, so that the plug-in connector can be popularized and applied to the field of multi-wire plug-in connectors.

The technical scheme adopted for solving the problems is as follows:

a plug connector for manually locking conductive pins comprises a male head, a female head, a plurality of pins arranged in the male head, a plurality of inserting sheets arranged in the female head and a manual screwing assembly,

a plurality of contact pins are fixedly arranged in the male head through a positioning seat, the tail parts of the contact pins are electrically connected with the cable, the front ends of the contact pins are smooth, the middle parts of the contact pins are provided with platform grooves matched with the inserting sheets for clamping and positioning,

the female head is internally and fixedly provided with an inserting piece which is opposite to each inserting needle through a limiting seat, the inserting piece comprises an inner ring and an outer ring, the front end of the inserting piece is opened and is opposite to the inserting needle to implement inserting action, the outer ring is in a cylindrical sleeve shape, the tail part is fixedly connected with the limiting seat and is electrically connected with a cable through an extending foot, the inner ring is in a spiral shape, the tail part is connected with a manual screwing assembly and is driven by the manual screwing assembly to spirally tighten the inner ring, the outer wall of the inserting needle in the inserting port is tightly wrapped,

the manual screwing assembly comprises an outer rotary table and a plurality of planetary gears, the planetary gears are fixedly connected with the inner ring of the inserting piece, the planetary gears rotate to drive the inner ring to rotate, peripheral teeth of the planetary gears are meshed with inner peripheral teeth of the outer rotary table for transmission, manual pushing blocks are arranged on the periphery of the outer rotary table, the outer rotary table rotates to drive the planetary gears to synchronously rotate, and then the inner ring is wrapped on the outer wall surface of the inserting needle.

Further, the inner ring is integrally connected with the forefront end of the outer ring.

Further, the foremost ends of the inner ring and the outer ring are provided with flat holes, and after the flat holes are in plug-in fit with the contact pins, the flat holes are clamped and positioned in the platform grooves.

Further, the inner wall of the shell of the female head is provided with a rubber sleeve, and the rubber sleeve is in plug-in fit with the shaft hole of the outer wall of the metal shielding sleeve of the male head shell.

Further, the shell of the female head is radially provided with a groove for avoiding the manual pushing block, and a limiting connecting part is arranged.

The beneficial effects of the utility model are as follows:

the contact mode of the inserting piece and the inserting needle is changed into surface contact from line contact by the manually locking inserting connector of the conductive inserting needle, the conductive area of the inserting piece is fully utilized, and the damping of the inserting and pulling action can be reduced by adopting a manual screwing or loosening scheme, so that the manually locking inserting connector can be popularized and applied to the field of multi-line inserting connectors.

Drawings

FIG. 1 is a cross-sectional view showing the structure of a plug connector for manually locking a conductive pin according to the present embodiment;

FIG. 2 is a partial enlarged view at B in FIG. 1;

FIG. 3 is a cross-sectional view of the male head according to the present embodiment;

FIG. 4 is a cross-sectional view of the structure of the female head according to the present embodiment;

FIG. 5 is a cross-sectional view of section A-A of FIG. 1;

FIG. 6 is an enlarged view of a portion of FIG. 5 at C;

fig. 7 is a schematic view showing the engagement state of the outer rotary table and the planetary gear according to the present embodiment;

FIG. 8 is a schematic view of a prior art tab and pin contact structure;

the novel high-voltage power cable comprises a 1-male cable, a 2-contact pin, a 3-metal shielding sleeve, a 4-rubber sleeve, a 5-filling layer, a 6-female cable, a 7-female cable, an 8-outer rotating disc, a 9-planetary gear, a 10-inserting piece, a 11-male cable, a 12-platform groove, a 13-inner ring, a 14-outer ring, a 15-flat hole, a 16-manual pushing block, a 17-limit connecting part, a 18-inner peripheral tooth, a 19-extending pin, a 20-outer peripheral tooth, a 21-traditional contact pin, a 22-contact point and a 23-traditional inserting piece.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1 and 2, the present embodiment provides a plug connector for manually locking conductive pins, which includes a male head 11, a female head 7, 6 pins 2 disposed in the male head 11, 6 inserting pieces 10 disposed in the female head 7, and a manual screwing assembly.

Referring to fig. 3, 6 pins 2 are fixedly mounted in the male head 11 through positioning seats, the tail of each pin 2 is electrically connected with a cable, the front end is smooth, and a platform groove 12 is formed in the middle of each pin and is used for being clamped and positioned by matching with the corresponding inserting piece 10.

Referring to fig. 4, the female head 7 is fixedly provided with the inserting piece 10 facing each of the pins 2 through the limiting seat, the inserting piece 10 comprises an inner ring 13 and an outer ring 14, the front end of the inserting piece 10 is opened and is used for inserting the pins 2, the outer ring 14 is in a cylindrical sleeve shape, the tail part of the inserting piece is fixedly connected with the limiting seat and is electrically connected with a cable through the extending pin 19, the inner ring 13 is in a spiral shape, the tail part of the inserting piece is connected with the manual screwing assembly, the inner ring 13 is driven to be screwed and tightened by the manual screwing assembly, and the outer wall of the pin 2 in the inserting port is tightly wrapped, so that the purpose of increasing the contact conductive area of the inserting piece 10 and the pin 2 is achieved.

Referring to fig. 5, 6 and 7, the manual screwing assembly comprises an outer rotary table 8 and 6 planetary gears 9, the planetary gears 9 are fixedly connected with an inner ring 13 of the inserting piece 10, the planetary gears 9 rotate to drive the inner ring 13 to rotate, outer peripheral teeth 20 of the planetary gears 9 are meshed with inner peripheral teeth 18 of the outer rotary table 8 for transmission, a manual pushing block 16 is arranged on the outer periphery of the outer rotary table 8, the outer rotary table 8 rotates to drive the planetary gears 9 to synchronously rotate, the transmission ratio is large, the rotation angle of the planetary gears is more, and then the inner ring 13 is wrapped on the outer wall surface of the inserting needle 2.

Referring to fig. 2, the inner ring 13 is integrally connected with the forefront end of the outer ring 14, so as to increase the electrical conduction area and ensure the electrical conduction performance.

Referring to fig. 1 and 6, the foremost ends of the inner ring 13 and the outer ring 14 are provided with flat holes 15, and after the flat holes 15 are in plug-in fit with the pins 2, the flat holes are clamped and positioned in the platform grooves 12, so that the reliability of connection after plug-in is improved.

Referring to fig. 1, a rubber sleeve 4 is disposed on the inner wall of the housing of the female head 7, the rubber sleeve 4 is in plug-in fit with the shaft hole of the outer wall of the metal shielding sleeve 3 of the housing of the male head 11, and the sealing performance of the male head 11 after being connected with the female head 7 is improved.

Referring to fig. 1 and 5, the outer shell of the female head 7 is radially provided with a groove for avoiding the manual pushing block 16, and is provided with a limit connecting portion 17, so that the female head 7 is ensured to be stable in structure, and the rotatable angle of the manual pushing block 16 is also limited.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the embodiments described above, and various changes, modifications, substitutions and alterations can be made therein by those having ordinary skill in the art without departing from the spirit of the present utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a plug of electrically conductive contact pin of manual locking, includes public head, female head, sets up a plurality of contact pin in public head, sets up a plurality of inserted sheet and manual subassembly of screwing in female head, its characterized in that:

a plurality of contact pins are fixedly arranged in the male head through a positioning seat,

the manual screwing assembly comprises an outer rotary table and a plurality of planetary gears, the planetary gears are fixedly connected with the inner rings of the inserting sheets, the planetary gears rotate to drive the inner rings to rotate, the outer peripheral teeth of the planetary gears are meshed with the inner peripheral teeth of the outer rotary table for transmission, and the outer rotary table rotates to drive the planetary gears to synchronously rotate so as to wrap the inner rings on the outer wall surfaces of the inserting pins.

2. The plug for manually locking a conductive pin according to claim 1, wherein: the tail of the contact pin is electrically connected with the cable, the front end is smooth, and the middle part is provided with a platform groove matched with the inserting sheet for clamping and positioning.

3. The plug for manually locking a conductive pin according to claim 1, wherein: the foremost end of the inner ring and the foremost end of the outer ring are integrally connected.

4. A manually-locked conductive pin header according to claim 3, wherein: the front ends of the inner ring and the outer ring are provided with flat holes, and the flat holes are clamped and positioned in the platform groove after being matched with the contact pins in a plugging manner.

5. The plug for manually locking a conductive pin according to claim 1, wherein: the inner wall of the shell of the female head is provided with a rubber sleeve, and the rubber sleeve is in plug-in fit with the shaft hole of the outer wall of the metal shielding sleeve of the male head shell.

6. The plug for manually locking a conductive pin according to claim 1, wherein: the shell of the female head is radially provided with a groove for avoiding the manual pushing block, and is provided with a limiting connecting part.

7. The plug for manually locking a conductive pin according to claim 1, wherein: the periphery of the outer rotary table is provided with a manual pushing block.