CN109390709B

CN109390709B - Quick book sewing mechanism

Info

Publication number: CN109390709B
Application number: CN201811442765.5A
Authority: CN
Inventors: 杨立伟
Original assignee: Shanghai Aerospace Science and Industry Appliance Co Ltd
Current assignee: Shanghai Aerospace Science and Industry Appliance Co Ltd
Priority date: 2018-11-29
Filing date: 2018-11-29
Publication date: 2020-01-07
Anticipated expiration: 2038-11-29
Also published as: CN109390709A

Abstract

The invention discloses a quick wire locking mechanism, which comprises a wire pressing elastic sheet, a pin, a limiting button, a spring and a conductive terminal, wherein the wire pressing elastic sheet, the spring and the limiting button are arranged in the conductive terminal, a cable is arranged in the conductive terminal, and the wire pressing elastic sheet is used for locking or releasing the wire.

Description

Quick book sewing mechanism

Technical Field

The invention relates to the technical field of electric connectors, in particular to a quick wire locking mechanism which is used for connecting and locking a power wire or a signal wire.

Background

The locking mechanism is an important pivot part for power transmission and signal connection, and is widely applied to electrical equipment and an electrical connector, and is an important part for power line transmission and signal line connection, along with the rapid development of power technology and communication technology, the locking mechanism is more and more widely applied to the connector or the electrical equipment, and meanwhile, the requirements on the aspects of electrical performance, reliability, environmental adaptability, size of volume, easiness in maintenance and the like of the locking mechanism are higher and higher.

Disclosure of Invention

The invention aims to provide a quick wire locking mechanism aiming at the defects of the prior art, the quick wire locking mechanism adopts a structure that a wire pressing elastic sheet, a spring and a limit button are arranged in a conductive terminal, a cable is arranged in the conductive terminal, and the wire locking or releasing is completed by the wire pressing elastic sheet, so that the quick wire locking mechanism has the advantages of compact structure, small volume, high reliability, strong environment adaptability and easiness in maintenance.

The specific technical scheme for realizing the purpose of the invention is as follows:

a kind of fast line locking organization, its characteristic includes pressing the line shell fragment, pin, spacing key, spring and conductive terminal, the said conductive terminal is a rectangular stamping workpiece with cross-section of one end being "U" shape groove, cross-section of another end being "mouth" font, there are key guide slot, pin nail hole, shell fragment stopper and assemble prevent slow-witted spacing tenon symmetrically on both sides wall of its "U" shape groove end, there are spacing tongues in the bottom, the top of its "mouth" font end is folded and limited the key seat and inserting the line depth spacing surface; the limiting button is rectangular block-shaped, the end of the limiting button is provided with a clamping hook, the two sides of the limiting button are provided with sliding blocks, and the tail part of the limiting button is provided with a spring seat;

the limiting button is arranged on a limiting button seat of the conductive terminal, the sliding blocks on two sides of the limiting button are positioned in a button guide groove of the conductive terminal, the spring is arranged between a spring seat of the limiting button and the limiting button seat of the conductive terminal, two ends of the pin are arranged in pin holes on two side walls of the conductive terminal, the pressing line elastic sheet is V-shaped, the middle part of the pressing line elastic sheet is hinged with the pin, one end of the pressing line elastic sheet is in lap joint with a clamping hook of the limiting button, and the other end of the pressing.

And one end of the key guide groove on the conductive terminal is provided with a notch. And one end of the upper sliding block of the limiting button is provided with a bulge.

The invention adopts the structure that the wire pressing elastic sheet, the spring and the limit button are arranged in the conductive terminal, the cable is arranged in the conductive terminal, and the wire locking or releasing is completed by the wire pressing elastic sheet.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the assembled structure of the present invention;

fig. 3 is a schematic view of the usage state of the present invention.

Detailed Description

Referring to fig. 1 and 2, the invention comprises a line pressing elastic sheet 1, a pin 2, a limit key 3, a spring 4 and a conductive terminal 5, wherein the conductive terminal 5 is a long-strip stamping part with a U-shaped cross section at one end and a square-shaped cross section at the other end, two side walls of the U-shaped groove end are symmetrically provided with a key guide groove 51, a pin hole 53, an elastic sheet limit block 52 and an assembly fool-proof limit tenon 56, the bottom is provided with a limit tongue 55, and the top of the square-shaped end is folded to form a limit key seat and a line inserting depth limit surface 54; the limit key 3 is rectangular block, the end of the limit key is provided with a hook 31, the two sides of the limit key are provided with slide blocks 32, and the tail part of the limit key is provided with a spring seat 33.

Referring to fig. 1 and 2, the limit button 3 is disposed on the limit button seat of the conductive terminal 5, the sliders 32 on both sides of the limit button 3 are disposed in the button guide groove 51 of the conductive terminal 5, the spring 4 is disposed between the spring seat 33 of the limit button 3 and the limit button seat of the conductive terminal 5, both ends of the pin 2 are disposed in the pin holes 53 on both sides of the conductive terminal 5, the pressing line elastic piece 1 is V-shaped, the middle portion thereof is hinged to the pin 2, one end thereof is overlapped with the hook 31 of the limit button 3, and the other end thereof is in contact with the bottom surface of the U-shaped groove of the conductive terminal 5.

Referring to fig. 1 and 2, a notch 511 is formed at one end of the key guide slot 51 on the conductive terminal 5; and a protrusion 321 is arranged at one end of the sliding block 32 on the limit key 3.

Examples

Referring to fig. 1 and 3, the conductive terminal 5 of the present invention is used in conjunction with a rubber core or a base of a terminal in a connector or an electrical apparatus to form a wire locking mechanism of the connector or the electrical apparatus.

Referring to fig. 1, 2 and 3, when locking the cable, the limiting button 3 is pressed down to separate the protrusion 321 of the upper slide block 32 of the limiting button 3 from the notch 511 of the upper key guide slot 51 of the conductive terminal 5, the spring 4 is pressed right to push the limiting button 3, and the hook 31 of the end of the limiting button 3 is separated from one end of the cable pressing elastic sheet 1, the cable pressing elastic sheet 1 is released, the cable pressed with the cold pressing terminal is directly inserted from the U-shaped slot end of the conductive terminal 5 and the bottom of the other end of the cable pressing elastic sheet 1, the cable is inserted to the insertion depth limiting surface 54, one end of the cable pressing elastic sheet 1 is pressed down to cross the head of the limiting button 3, the limiting button 3 moves to the left under the action of the spring 4, the protrusion 321 of the upper slide block 32 of the limiting button 3 is meshed with the notch 511 of the upper key guide slot 51 of the conductive terminal 5, one end of the cable pressing elastic sheet 1 is lapped with the hook 31 of the limiting button 3, and finishing the locking of the wire.

Referring to fig. 1, 2 and 3, during unlocking, the limit key 3 is pressed down to separate the protrusion 321 of the upper slide block 32 of the limit key 3 from the notch 511 of the key guide slot 51 of the conductive terminal 5, the spring 4 is pressed rightwards to push the limit key 3, the hook 31 at the end of the limit key 3 is separated from one end of the wire pressing elastic sheet 1, the wire pressing elastic sheet 1 is released, the cable is pulled out from the U-shaped slot end of the conductive terminal 5, and the unlocking is finished.

Referring to fig. 1 and 2, in order to prevent the wire pressing elastic sheet 1 from popping up in a release state to cause accidental injury, the two side walls of the U-shaped groove end of the conductive terminal 5 are symmetrically provided with the elastic sheet limiting blocks 52, when the wire pressing elastic sheet 1 is in a complete release state, the other end of the wire pressing elastic sheet 1 is also blocked by the elastic sheet limiting blocks 52, and under the restriction of the pin 2 and the elastic sheet limiting blocks 52, the popping range of the wire pressing elastic sheet 1 is limited, and the accidental injury is avoided.

Referring to fig. 1 and 3, in order to facilitate the connection of the present invention with the rubber core or the base of the terminal, the present invention has a bidirectional position-limiting tongue 55 at the bottom of the conductive terminal 5 to prevent the present invention from axial displacement relative to the rubber core or the base of the terminal; the invention also arranges an assembling fool-proof limit tenon 56 on the conductive terminal 5, and the assembling fool-proof limit tenon 56 is matched with the limit groove of the rubber core or the base, thereby ensuring the correct assembly of the invention and the rubber core or the base of the wiring terminal and avoiding the phenomenon of misassembly.

Claims

1. A quick wire locking mechanism is characterized by comprising a wire pressing elastic sheet (1), a pin (2), a limiting button (3), a spring (4) and a conductive terminal (5), wherein the conductive terminal (5) is a long-strip stamping part with one end section being a U-shaped groove and the other end section being a square, two side walls of the U-shaped groove end are symmetrically provided with a button guide groove (51), a pin hole (53), an elastic sheet limiting block (52) and an assembling fool-proof limiting tenon (56), and the top of the square end is folded to form a limiting button seat and a wire inserting depth limiting surface (54); the bottom of the conductive terminal (5) is provided with a limit tongue (55); the limit key (3) is in a rectangular block shape, the end of the limit key is provided with a clamping hook (31), the two sides of the limit key are provided with sliding blocks (32), and the tail part of the limit key is provided with a spring seat (33);

the limiting button (3) is arranged on a limiting button seat of the conductive terminal (5), the sliding blocks (32) on two sides of the limiting button (3) are positioned in a button guide groove (51) of the conductive terminal (5), the spring (4) is arranged between a spring seat (33) of the limiting button (3) and the limiting button seat of the conductive terminal (5), two ends of the pin (2) are arranged in pin holes (53) on two side walls of the conductive terminal (5), the line pressing elastic sheet (1) is V-shaped, the middle part of the line pressing elastic sheet is hinged with the pin (2), one end of the line pressing elastic sheet is lapped with a hook (31) of the limiting button (3), and the other end of the line pressing elastic sheet is contacted with the bottom surface of a U-.

2. A quick lock wire mechanism according to claim 1, wherein the conductive terminal (5) is provided with a notch (511) at one end of the key guide slot (51).

3. The quick wire locking mechanism according to claim 1, wherein the limit button (3) is provided with a protrusion (321) at one end of the sliding block (32).