CN110165480B

CN110165480B - Self-unlocking connector

Info

Publication number: CN110165480B
Application number: CN201910391331.5A
Authority: CN
Inventors: 任正旭; 郑海亮; 陈凯; 林国钦; 秦胜勋
Original assignee: Luxshare Precision Components Kunshan Co Ltd
Current assignee: Luxshare Precision Components Kunshan Co Ltd
Priority date: 2019-05-12
Filing date: 2019-05-12
Publication date: 2021-01-26
Anticipated expiration: 2039-05-12
Also published as: CN110165480A

Abstract

The invention discloses a self-unlocking connector, which comprises a connector body and an unlocking mechanism, wherein the outer side surface of the connector body is concavely provided with a lock catch groove for inserting a lock catch part of a mating connector into a lock catch, the unlocking mechanism comprises an unlocking rod, a sliding part and an actuating part, the unlocking rod comprises a first pivot part, a pressing arm and a swinging arm, the connecting body comprises a second pivot part which is rotatably connected with the first pivot part, the sliding part is provided with a pressing piece which extends downwards, the actuating part comprises an elastic actuating arm, the pressing piece can press the sliding part to slide forwards or backwards when the actuating arm swings downwards, the pressing piece presses the swinging arm to move inwards, the pressing arm moves outwards and pushes the lock catch part out of the lock catch groove, the unlocking function is realized, the unlocking mechanism is ingenious in design, the working principle is simple, and the unlocking is smooth, the operation is simple.

Description

Self-unlocking connector

Technical Field

The present invention relates to an electrical connector, and more particularly, to a self-unlocking connector having an unlocking mechanism.

Background

In order to ensure that two electric connectors which are mutually inserted and matched are reliably kept together, a locking mechanism is usually arranged to lock the two electric connectors together, meanwhile, an unlocking mechanism is usually arranged to unlock the locking mechanism in order to facilitate the two electric connectors which are locked together to be easily separated, the unlocking mechanism is of an up-down pressing type, a side pressing type, a drawing type, a front-back sliding type and the like, the structure and the action mode of the unlocking mechanism are particularly important, and the smoothness of unlocking, the operation experience of a user and the like can be influenced.

Disclosure of Invention

The invention aims to provide a self-unlocking connector which is easy and convenient to unlock.

In order to achieve the purpose, the invention adopts the following technical scheme: a self-unlocking connector comprises a connector body and an unlocking mechanism arranged on the connector body, wherein a lock catch groove for inserting a lock catch part of a matched connector into a lock catch is concavely arranged on the outer side surface of the connector body, the unlocking mechanism comprises an unlocking rod, a sliding piece and an actuating piece, the unlocking rod comprises a first pivot part, a pressing arm and a swinging arm, the first pivot part is rotatably connected with the connector body, the pressing arm extends forwards from the first pivot part, the swinging arm extends backwards from the first pivot part, the connecting body comprises a second pivot part which is rotatably connected with the first pivot part, the pressing arm is laterally aligned with the lock catch groove, the sliding piece is provided with a pressing piece which extends downwards, the actuating piece comprises an elastic actuating arm, when the actuating arm swings downwards, the pressing piece can press the sliding piece to slide forwards or backwards, and the pressing piece presses the swinging arm to move inwards, the pressing arm moves outwards and pushes the locking part out of the locking groove.

As a further improved technical solution, the actuating member includes a top wall, the actuating arm extends obliquely upward from the top wall, and the sliding member is slidably disposed on the top wall.

As a further improved technical scheme of the invention, the sliding piece comprises a sliding piece which is arranged on the top wall in a sliding mode front and back, and the pressing piece extends downwards from the sliding piece.

As a further improved technical scheme of the invention, the sliding piece is provided with an upward extending matching part, and when the actuating arm swings downwards, the actuating arm can press the matching part to drive the sliding piece to move forwards or backwards.

As a further improved technical solution of the invention, the end of the actuating arm is provided with a circular ring which is bent downwards and then upwards for contacting with the matching part.

As a further improvement of the invention, the slider has a punched hole left by forming the fitting portion, and the top wall has a through hole left by forming the actuator arm.

As a further improved technical scheme of the invention, a guide convex part and a guide sliding groove which are matched with each other are arranged between the sliding piece and the actuating piece, and the guide sliding groove extends forwards and backwards.

As a further improved technical scheme of the invention, the actuating piece comprises a through hole for the pressing piece to pass through downwards, and the pressing piece is limited to move back and forth in the through hole.

As a further improved technical scheme of the invention, the unlocking mechanism further comprises an elastic piece, and the elastic piece is provided with an elastic arm which is pressed against the swing arm to restore the original position.

As a further improved technical scheme of the invention, the unlocking mechanism further comprises a button and a positioning piece, the positioning piece is provided with a through hole and an elastic sheet which presses against the sliding piece to restore the original position, the button is movably arranged in the through hole up and down, and the outer side of the button is provided with a flange which upwards presses against the positioning piece.

As a further improved technical solution of the invention, the positioning element includes a top plate and a support plate extending downward from the top plate, the through hole is disposed on the top plate, the support plate is supported downward on the actuating element, the support plate is provided with a movable hole for limiting the actuating arm to move up and down, and the actuating arm passes through the movable hole.

As a further improved technical scheme of the invention, the pressing arm is provided with a convex part at least partially positioned in the lock catch groove, and an arc surface or an inclined surface which is in mutual contact is arranged between the pressing piece and the swing arm.

According to the self-unlocking connector, when the actuating piece swings downwards, the pressing sliding piece slides forwards or backwards, the pressing piece presses the swinging arm of the unlocking rod to move inwards, the pressing arm moves outwards and pushes the locking part of the mating connector out of the locking groove, the unlocking function is achieved, the unlocking mechanism is ingenious in design, the working principle is simple, unlocking is smooth, and operation is simple and convenient.

Drawings

Fig. 1 is a perspective view of the self-unlocking connector of the present invention.

Fig. 2 is a schematic perspective view of another angle of the self-unlocking connector of the present invention.

Fig. 3 is a top view of the self-unlocking connector of the present invention.

Fig. 4 is an enlarged view within a circle of fig. 3.

Fig. 5 is a perspective view of the self-unlocking connector of the present invention, without showing the push button.

Fig. 6 is an exploded perspective view of the self-unlocking connector of the present invention.

Fig. 7 is a perspective view of the connector body of the self-unlocking connector of the present invention.

Detailed Description

Referring to fig. 1 to 2, the present invention discloses a self-unlocking connector 100, wherein the self-unlocking connector 100 is a plug connector, and includes a connector body 10 and an unlocking mechanism 20 disposed on the connector body 10.

As shown in fig. 7, the connector body 10 is made of metal or insulating material, and an electrical connector is disposed inside the connector body, where the electrical connector is a metal terminal or a PCB, and is used to electrically contact with a mating connector (not shown) to transmit signals or power between the self-unlocking connector 100 and the mating connector. The connector body 10 includes a base 11, a plug 12 extending forward from the base 11, and a pair of side arms 13 extending backward from left and right ends of the base 11, wherein two second pivot portions 112 aligned with each other are disposed on left and right sides of the base 11, and each second pivot portion 112 includes a first circular hole 1120 penetrating vertically. The inserting portion 12 is used for inserting into a mating connector, and the two opposite lateral surfaces of the inserting portion 12 are provided with locking grooves 120 for inserting the locking portions of the mating connector into the locking device, so as to prevent the self-unlocking connector 100 from being loosened from the mating connector.

As shown in fig. 3 to fig. 6, the unlocking mechanism 20 includes an unlocking lever 21 rotatably disposed on the connector body 10, an elastic member 22 pressed against the unlocking lever 21, a sliding member 23 pressed against the unlocking lever 21 to rotate, an actuating member 24 pressed against the sliding member 23 to slide back and forth, a button 25 pressing the actuating member 24, a positioning member 26 positioning the button 25, and a rotating shaft 27.

The unlocking lever 21 includes a first pivot portion 212, a pressing arm 211 extending forward from the first pivot portion 212, and a swing arm 213 extending backward from the first pivot portion 212, the front end of the pressing arm 211 is aligned with the latch groove 120 of the connector body 10, and is provided with a protrusion 215 partially located in the latch groove 120, the first pivot portion 212 also includes a second circular hole 2120 penetrating up and down, the rotating shaft 27 is inserted into the second circular hole 2120, and the upper and lower ends are respectively fixed or rotatably connected with the first circular hole 1120, so that the unlocking lever 21 can rotate relative to the connector body 10. The outer side surface of the swing arm 213 near the rear end is provided with a bump 214 and a pressing surface 216 arranged on the bump 214, the pressing surface 216 is a tangent plane or an arc surface, and the pressing surface 216 extends backwards and outwards.

The elastic member 22 includes a fixing arm 221 and an elastic arm 222 extending from the rear end of the fixing arm 221 in a forward bending manner, the fixing arm 221 is fixed on the outer side surface of the side arm 13 of the connector main body 10 by means of laser welding, the elastic arm 222 is located inside the side arm 13 and presses the swing arm 213 of the unlocking lever 21 outward, so that the unlocking lever 21 can restore itself after rotating, the elastic arm 222 can press the inner side surface of the swing arm 213, or the rear end of the swing arm 213 is provided with an insertion slot 2130 for the elastic arm 222 to be inserted and fixed, and only the acting force for the swing arm 213 to rotate outward is provided.

The sliding member 23 includes a horizontal sliding piece 231 and a pressing piece 232 extending from the left and right ends of the sliding piece 231 in a downward bending manner, the lower surface of the sliding piece 231 is provided with a plurality of guiding protrusions 233, the inner side of the sliding piece 231 is provided with a matching portion 235 extending in an upward and backward bending manner and a punching hole 236 left by the matching portion 235 formed by punching, and the matching portion 235 is connected with the rear inner edge of the punching hole 236. The pressing surface 232 has a contact surface 238 for contacting the pressing surface 218, and the contact surface 238 is configured as a curved surface or a slope.

The actuating member 24 includes a top wall 241 and side walls 242 extending from the left and right ends of the top wall 231 in a downward bending manner, a through hole 246 and an elastic actuating arm 245 extending from the front edge of the through hole 246 in an upward and backward tilting manner are provided on the inner side of the top wall 241, the rear end of the actuating arm 245 is provided with a circular ring 247 bending downward and upward first, the top wall 241 is provided with guide sliding grooves 243 located on the left and right sides of the actuating arm 245 and extending forward and backward, the side walls 242 are arranged in an inclined manner, the lower edges are fixed on the upper surfaces of the side arms 13 of the connector body 10 by laser welding, and the.

The sliding piece 231 of the sliding member 23 is slidably disposed on the top wall 241 back and forth, the guiding protrusion 233 is engaged with the guiding sliding groove 243 to provide a guide for the sliding of the sliding member 23, so as to prevent the sliding member 23 from moving left and right, the pressing piece 232 downwardly passes through the through hole 248 and can move back and forth in the through hole 248, the pressing piece 232 is simultaneously located in front of the pressing surface 218 of the unlocking lever 21, the pressing piece and the pressing surface are disconnected or contacted together, the actuating arm 245 is located above the sliding piece 231, when the actuating arm 245 swings downward, the actuating arm 245 pushes against the engaging portion 235 through the circular ring 247, so that the sliding member 23 drives the pressing piece 232 to move back, the pressing piece 232 pushes against the pressing surface 218 backward, so as to force the swing arm 213 of the unlocking lever 21 to move inward, the swing arm 211 moves outward, and finally the protrusion 215 pushes the locking portion located in the locking groove 120 out of the locking.

The button 25 abuts downwardly against the actuating arm 245 of the actuating member 24 for pressing the actuating arm 245 downwardly to swing downwardly, and after the external force exits the button 25, the actuating arm 245 can press the button 25 upwardly to the original position. The button 25 is provided with a flange 250 on the side.

The positioning member 26 includes a horizontal top plate 261, a through hole 262 vertically penetrating the top plate 261, a support piece 263 bent and extending downward from the front and rear edges of the through hole 262, and a spring piece 264 extending downward from the rear edge of the through hole 262, the button 25 is movably disposed in the through hole 262 up and down, and the flange 250 abuts against the lower surface of the top plate 261 to prevent the button 25 from separating from the positioning member 26. The support piece 263 is fixed on the upper surface of the top wall 241 of the actuating element 24 by laser welding, the support piece 263 is further provided with a moving hole 265 for the actuating arm 245 to pass through, and the actuating arm 245 is limited in the moving hole 265 to elastically swing up and down. The resilient tab 264 abuts forwardly against the rear end of the slider 231 of the slider 23, providing a force to restore the slider 23 to its original position. The elastic piece 264 is arranged in an inverted T shape, and the left end and the right end incline forwards and extend to the sliding piece 23.

The self-unlocking connector 100 of the present invention mainly works on the principle that: the button 25 is pressed by external force to move downwards, the button 25 presses against the actuating arm 245 of the actuating piece 24, the actuating arm 245 presses against the sliding piece 23 to move backwards, the pressing piece 232 of the sliding piece 23 presses the unlocking rod 21 to rotate against the elastic force of the elastic piece 22 in the process of moving backwards, the unlocking rod 21 pushes the locking part of the mating connector out of the locking groove 120, the unlocking function is completed, the self-unlocking connector 100 and the mating connector can be easily separated, when the external force pressing the button 25 is removed, the unlocking lever 21 of the unlocking mechanism 20 is automatically restored under the elastic restoring force of the elastic member 22, the sliding member 23 and the button 25 are automatically restored under the elastic restoring force of the elastic sheet 262 of the positioning member 26, even if the elastic sheet 262 is omitted, the sliding member 23 can be driven to move forward to the original state in the process of restoring the unlocking lever 21, and the actuating member 24 and the button 25 can restore to the original state by themselves. Thus, the unlocking mechanism 20 of the self-unlocking connector 100 of the invention has the advantages of ingenious design, simple working principle, smooth unlocking and simple and convenient operation, and after unlocking, the unlocking mechanism 20 can automatically restore the original state.

The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present specification should be based on the technical personnel in the technical field, such as the directional descriptions of "front", "back", "left", "right", "upper", "lower", etc., although the present specification has described the present invention in detail with reference to the above embodiments, the ordinary skilled in the art should understand that the technical personnel in the technical field can still make modifications or equivalent substitutions on the present invention, and all the technical solutions and modifications thereof without departing from the spirit and scope of the present invention should be covered in the claims of the present invention.

Claims

1. A self-unlocking connector comprising a connector body (10) and an unlocking mechanism (20) provided on the connector body (10), characterized in that: the outer side surface of the connector body (10) is concavely provided with a locking groove (120) for inserting a locking part of a matched connector into a locking buckle, the unlocking mechanism (20) comprises an unlocking rod (21), a sliding part (23), an actuating part (24) and a button (25), the unlocking rod (21) comprises a first pivot part (212), a pressing arm (211) extending forwards from the first pivot part (212) and a swing arm (213) extending backwards from the first pivot part (212), the connector body (10) comprises a second pivot part (112) rotatably connected with the first pivot part (212), the pressing arm (211) is laterally aligned with the locking groove (120), the sliding part (23) is provided with a pressing piece (232) extending downwards, the actuating part (24) comprises an elastic actuating arm (245), and the button (25) is pressed downwards against the actuating arm (245), when the button (25) presses the actuating arm (245) to swing downwards, the actuating arm (245) presses the sliding piece (23) to slide forwards or backwards, the pressing piece (232) presses the swinging arm (213) to move inwards, and the pressing arm (211) moves outwards and pushes the locking part out of the locking groove (120).

2. The self-unlocking connector according to claim 1, wherein: the actuating member (24) includes a top wall (241), the actuating arm (245) extends obliquely upward from the top wall (241), and the slider (23) is slidably disposed on the top wall (241).

3. The self-unlocking connector according to claim 2, wherein: the sliding piece (23) comprises a sliding piece (231) which is arranged on the top wall (241) in a front-back sliding mode, and the pressing piece (232) extends downwards from the sliding piece (231).

4. The self-unlocking connector according to claim 3, wherein: the sliding piece (231) is provided with an upward extending matching part (235), and when the actuating arm (245) swings downwards, the actuating arm can press the matching part (235) to drive the sliding piece (23) to move forwards or backwards.

5. The self-unlocking connector according to claim 4, wherein: the actuating arm (245) is terminated by a downwardly and upwardly bent ring (247) for contacting the mating portion (235).

6. The self-unlocking connector according to claim 4, wherein: the slider (231) has a stamped aperture (236) left by forming the mating portion (235), and the top wall (241) has a through-hole (246) left by forming the actuator arm (245).

7. The self-unlocking connector according to claim 3, wherein: a guide convex part (233) and a guide sliding groove (243) which are matched with each other are arranged between the sliding piece (231) and the actuating piece (24), and the guide sliding groove (243) extends forwards and backwards.

8. The self-unlocking connector according to claim 1, wherein: the actuating piece (24) comprises a through hole (248) for the pressing piece (232) to pass through downwards, and the pressing piece (232) is limited to move back and forth in the through hole (248).

9. The self-unlocking connector according to claim 1, wherein: the unlocking mechanism (20) further comprises an elastic piece (22), and the elastic piece (22) is provided with an elastic arm (222) which is pressed against the swing arm (213) to restore the original position.

10. The self-unlocking connector according to claim 1, wherein: the unlocking mechanism (20) further comprises a positioning piece (26), the positioning piece (26) is provided with a through hole (262) and an elastic sheet (264) which is used for abutting against the sliding piece (23) to restore the original position, the button (25) is movably arranged in the through hole (262) from top to bottom, and a flange (250) which abuts against the positioning piece (26) upwards is arranged on the outer side of the button (25).

11. The self-unlocking connector according to claim 10, wherein: the positioning member (26) comprises a top plate (261) and a supporting piece (263) extending downwards from the top plate (261), the through hole (262) is formed in the top plate (261), the supporting piece (263) is supported downwards on the actuating member (24), the supporting piece (263) is provided with a movable hole (265) for limiting the actuating arm (245) to move up and down, and the actuating arm (245) penetrates through the movable hole (265).

12. The self-unlocking connector according to claim 1, wherein: the pressing arm (211) is provided with a convex part (215) at least partially positioned in the locking groove (120), and the pressing piece (232) and the swing arm (213) are provided with arc surfaces or inclined surfaces which are in mutual contact.