CN218334558U

CN218334558U - Connector locking mechanism

Info

Publication number: CN218334558U
Application number: CN202222502919.3U
Authority: CN
Inventors: 夏建华; 李晓印; 左凤琼; 张柳
Original assignee: Sichuan Ruikeda Connection System Co ltd
Current assignee: Sichuan Ruikeda Connection System Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-17
Anticipated expiration: 2032-09-21

Abstract

The utility model relates to the technical field of connectors, in particular to a connector locking mechanism, which comprises a plug shell, a handle and a locking block, wherein the locking block is arranged on the handle in a sliding way; the top of the plug shell is provided with a top rib; the handle comprises a connecting plate and rotating plates, the two rotating plates are arranged at two ends of the connecting plate, and the two rotating plates are respectively in rotating connection with two side surfaces of the plug shell; the connecting plate top is provided with the mounting groove, and the bottom setting of mounting groove has set gradually locking groove, sliding tray and stopping groove, is the locking muscle between locking groove and the sliding tray, and the locking piece bottom is provided with stopping lug and locking lug, and the top muscle corresponds with the sliding tray, and the both sides of mounting groove are provided with the stroke groove, and the locking piece both sides are provided with the slider, the slider with stroke groove sliding connection. The utility model has the advantages that the unblock process is succinct, high-efficient, and secondary locking structure simple in the structural realization of casing mould, need not to realize secondary locking through oblique top or capable position, reduces manufacturing cost.

Description

Connector locking mechanism

Technical Field

The utility model relates to a connector technical field, especially a connector locking mechanism.

Background

Because vehicle vibration use scene, the handle needs the secondary locking function, avoids the handle to loosen and connects the inefficacy. Operability of the handle during use in this scenario is an important issue to be faced by connector design. 1. The existing handle locking scheme has the advantages that the primary locking function and the secondary locking function are respectively realized by a plurality of parts, the structure is complex, the locking is unreliable, and the operation action is complicated; 2. when the shell cannot be demoulded in the cable outgoing direction or the cable vertical direction through the line position and the inclined top, the structure can be realized only by increasing the line position in the cable vertical direction, so that the manufacturing cost is increased, and the traditional structure cannot be used or is high in manufacturing cost; for example, chinese patent No. CN202011085678.6 discloses a locking mechanism of a high-voltage connector, which adopts a plurality of locking block parts to realize the functions of primary locking and secondary locking, and is complex to operate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a connector locking mechanism.

The purpose of the utility model is realized through the following technical scheme: a connector locking mechanism comprises a plug shell, a handle and a locking block, wherein the handle is rotatably arranged on the plug shell, and the locking block is slidably arranged on the handle;

the top of the plug shell is provided with a top rib;

the handle comprises a connecting plate and rotating plates, the two rotating plates are arranged at two ends of the connecting plate, and the two rotating plates are respectively and rotatably connected with two side surfaces of the plug shell;

the top of the connecting plate is provided with a mounting groove, the bottom of the mounting groove is sequentially provided with a locking groove, a sliding groove and a retaining groove, a locking rib is arranged between the locking groove and the sliding groove, the bottom of the locking block is provided with a retaining lug and a locking lug, the retaining lug is arranged in the retaining groove in a sliding manner, the top rib corresponds to the sliding groove,

the two sides of the mounting groove are provided with travel grooves, the two sides of the locking block are provided with sliding blocks, and the sliding blocks are connected with the travel grooves in a sliding mode.

Specifically, the mounting groove bottom be provided with the spout, locking groove, sliding tray and stopping groove set up the bottom at the spout, the bottom of locking piece sets up the sliding block, the sliding block with spout sliding connection.

Specifically, the both ends of sliding block all are provided with the breach, all be provided with the cantilever in the breach, stopping lug and locking lug set up respectively the one end of cantilever.

Specifically, one side of mounting groove is provided with the opening, one side of locking piece is provided with second locking dog, second locking dog is arranged in the opening, the plug housing top is provided with first locking backstop, first locking backstop cooperates the restriction handle with second locking dog and rotates.

Specifically, the two sides of the plug shell are provided with salient points, and the rotating plate is provided with elastic buckles corresponding to the salient points.

Specifically, plug housing both sides be provided with the installation axle, the commentaries on classics board on be provided with the mounting hole, the installation axle rotates with the mounting hole and is connected.

Specifically, one side of installation axle is provided with the dog.

The utility model has the advantages of it is following:

1. the utility model adopts the elastic structure of the locking block cantilever, and the handle elastic buckle is deformed in the locking process to directly realize one-time locking; when unlocking, the locking block is pushed to unlock secondary locking, and interference between the locking block and the plug shell prevents the handle from rotating to realize a secondary locking function; the secondary locking and unlocking process is operated on the same part of a part, and the unlocking process is simple and efficient; in addition, the locking scheme does not need complex structures such as slide or inclined top and the like on the shell mold, reduces the manufacturing cost, and solves the pain points of complicated locking action and high manufacturing cost.

Drawings

Fig. 1 is an exploded view of the locking mechanism of the present invention;

fig. 2 is a schematic view of the structure of the plug housing of the present invention;

FIG. 3 is a schematic view of the handle structure of the present invention;

FIG. 4 is a schematic view of the top structure of the lock block of the present invention;

FIG. 5 is a schematic view of the bottom structure of the lock block of the present invention;

FIG. 6 is a schematic view of the top structure of the handle of the present invention;

FIG. 7 is an enlarged view of the structure at A in FIG. 3;

fig. 8 is a schematic view of a first extreme position structure of the locking mechanism of the present invention;

fig. 9 is a schematic view of a second extreme position structure of the locking mechanism of the present invention;

fig. 10 is a schematic cross-sectional structural view of the locking block of the present invention installed on the handle along the locking direction;

FIG. 11 is an enlarged view of the structure at B in FIG. 10;

fig. 12 is a schematic cross-sectional view of the locking mechanism of the present invention in the second limit position;

FIG. 13 is an enlarged view of the structure at C in FIG. 12;

fig. 14 is a schematic cross-sectional view of the locking mechanism of the present invention in the second limit position;

FIG. 15 is an enlarged view of the structure of FIG. 14 at D;

fig. 16 is a schematic cross-sectional view of the locking mechanism of the present invention in a locked state;

FIG. 17 is an enlarged view of the structure of FIG. 16 at E;

in the figure: 100-plug housing, 101-mounting shaft, 102-top rib, 103-convex point, 104-first locking stop block, 105-stop block, 200-locking block, 201-sliding block, 202-backstop convex block, 203-locking convex block, 204-second locking stop block, 205-sliding block, 206-cantilever, 300-handle, 301-mounting hole, 302-backstop groove, 303-locking groove, 304-stroke groove, 305-elastic buckle, 306-locking rib, 307-sliding groove, 310-connecting plate, 320-rotating plate, 330-mounting groove, 340-sliding groove and 350-opening.

Detailed Description

In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention, i.e., the described embodiments are merely illustrative of some, but not all, of the embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one of 8230, and" comprising "does not exclude the presence of additional like elements in a process, method, article, or apparatus comprising the element.

The present invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-17, a connector locking mechanism comprises a plug housing 100, a handle 300 and a lock block 200, wherein the handle 300 is rotatably arranged on the plug housing 100, and the lock block 200 is slidably arranged on the handle 300;

the top of the plug housing 100 is provided with a top rib 102;

the handle 300 comprises a connecting plate 310 and two rotating plates 320, the two rotating plates 320 are arranged at two ends of the connecting plate 310, and the two rotating plates 320 are respectively connected with two side surfaces of the plug housing 100 in a rotating manner;

bumps 103 are arranged on both sides of the plug housing 100, and the rotating plate 320 is provided with elastic buckles 305 corresponding to the bumps 103;

the top of the connecting plate 310 is provided with a mounting groove 330, the bottom of the mounting groove 330 is provided with a locking groove 303, a sliding groove 307 and a retaining groove 302 in sequence, a locking rib 306 is arranged between the locking groove 303 and the sliding groove 307, the bottom of the locking block 200 is provided with a retaining lug 202 and a locking lug 203, the retaining lug 202 is slidably arranged in the retaining groove 302, and the top rib 102 corresponds to the sliding groove 307;

an opening 350 is formed in one side of the mounting groove 330, a second locking stop 204 is formed in one side of the locking piece 200, the second locking stop 204 is disposed in the opening 350, a first locking stop 104 is formed at the top of the plug housing 100, and the first locking stop 104 and the second locking stop 204 cooperate to limit the rotation of the handle 300;

the both sides of mounting groove 330 are provided with stroke groove 304, locking piece 200 both sides be provided with slider 201, slider 201 with stroke groove 304 sliding connection. In this embodiment, when the locking block 200 is in an initial position, two sliders 201 on one side of the locking block 200 are provided, one slider 201 on the other side is provided, two mounting notches corresponding to the sliders 201 are provided on one side of a corresponding mounting groove 330, when the locking block 200 is mounted, the two sliders 201 on one side are aligned with the mounting notches, one slider 201 on the other side is aligned with the opening 350, then the locking block 200 is pressed down to place the sliders 201 in the travel grooves 304 on both sides of the mounting groove 330, at this time, the locking protrusion 203 is located in the sliding groove 307, the anti-retreat protrusion 202 is pressed on the bottom surface of the mounting groove 330 to deform the anti-retreat protrusion 202, at this time, the locking block 200 is pushed in a locking direction, so that the anti-retreat protrusion 202 is pushed into the anti-retreat groove 302, at this time, the anti-retreat protrusion 202 is in a recovery state, the anti-retreat protrusion 202 is limited by the anti-retreat groove 302, when the anti-retreat protrusion 202 is pushed in an unlocking direction, the anti-retreat protrusion 202 abuts against the inner wall of the anti-retreat groove 302, at this time, the locking block 200 is in an unlocking limit position, when the locking block 200 is in the unlocking position, the slider 201 will not aligned with the mounting notch, and the mounting groove 200 will not be mounted in the mounting groove 200, so that the locking block 200 will not be removed from the mounting groove 200; when in use, the plug is separated from the socket when the handle 300 rotates to the first limit position, and the plug is inserted into the socket when the handle 300 rotates to the second limit position; when the handle 300 rotates to approach the second limit position, the elastic buckle 305 of the handle 300 elastically deforms to cross the convex point 103 on the plug housing 100, and after the convex point 103 is completely crossed, the hole on the elastic buckle 305 of the handle is completely overlapped with the convex point 103, and the handle 300 cannot rotate towards the first limit position at this time, so that one-time locking is realized; meanwhile, the top rib 102 on the plug housing 100 is placed in the sliding groove 307 and pushes the anti-backing lug 202 of the locking block 200 out of the sliding groove 307, and the limit of the locking direction of the locking block 200 is released; then the locking block 200 is pushed along the locking direction, the backstop bump 202 penetrates through the locking rib 306 on the handle 300, after reaching the limit position of the stroke slot 304, the backstop bump 202 is clamped into the groove of the locking slot 303 on the handle 300, and at the moment, the locking bump 203 is matched with the locking rib 306, so that the locking block 200 is prevented from automatically retreating; meanwhile, the second locking stop 204 on the locking piece 200 is matched with the first locking stop 104 on the plug housing 100 in the rotation direction of the handle 300, so that the handle 300 cannot rotate towards the first limit position, secondary locking is realized, the side surface of the first locking stop 104 is attached to the second locking stop 204 to realize limitation, or a clamping groove is arranged on the second locking stop 204, a clamping block is arranged on the first locking stop 104, the clamping block is clamped into the clamping groove to realize limitation when the locking piece 200 is located at the locking position, the locking strength is strengthened by secondary locking, and the locking piece 200 is prevented from automatically withdrawing from the locking position in the vehicle running process.

Furthermore, a sliding groove 340 is arranged at the bottom of the mounting groove 330, the locking groove 303, the sliding groove 307 and the retaining groove 302 are arranged at the bottom of the sliding groove 340, a sliding block 205 is arranged at the bottom of the locking piece 200, and the sliding block 205 is slidably connected with the sliding groove 340. In this embodiment, the sliding block 205 and the sliding groove 340 can also play a role of guiding, so that the locking block 200 is more stably installed.

Further, both ends of the sliding block 205 are provided with notches, the notches are internally provided with cantilevers 206, and the stopping convex block 202 and the locking convex block 203 are respectively arranged at one ends of the cantilevers 206. In this embodiment, by providing the notch, the cantilever 206 and the locking block 200 are integrally formed, one end of the cantilever 206 is suspended, so the stopping protrusion 202 and the locking protrusion 203 are disposed at one end of the cantilever 206, when the stopping protrusion 202 is pressed on the bottom surface of the mounting groove 330, the stopping protrusion 202 is pressed into the notch, at this time, the cantilever 206 is bent, and similarly, when the locking protrusion 203 is pushed up on the top rib 102, the locking protrusion 203 is pushed into the notch, so the cantilever 206 is bent, so the locking block 200 can be pushed in the locking direction, and when the locking protrusion 203 crosses the locking rib 306, the locking protrusion 203 is locked into the locking groove 303 by losing the limit of the locking rib 306 and then the recovery state of the cantilever 206.

Further, the plug housing 100 is provided with mounting shafts 101 at two sides thereof, the rotating plate 320 is provided with mounting holes 301, and the mounting shafts 101 are rotatably connected with the mounting holes 301. The handle 300 rotates about the mounting shaft 101 in this embodiment.

Further, a stopper 105 is disposed on one side of the mounting shaft 101. In the present embodiment, the stopper 105 limits the rotation angle of the rotating plate 320, and this position is the first limit position.

The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.

Claims

1. A connector locking mechanism, characterized by: the plug comprises a plug shell (100), a handle (300) and a locking block (200), wherein the handle (300) is rotatably arranged on the plug shell (100), and the locking block (200) is arranged on the handle (300) in a sliding manner;

the top of the plug shell (100) is provided with a top rib (102);

the handle (300) comprises a connecting plate (310) and rotating plates (320), the two rotating plates (320) are arranged at two ends of the connecting plate (310), and the two rotating plates (320) are respectively connected with two side surfaces of the plug shell (100) in a rotating mode;

the plug comprises a plug shell (100), wherein salient points (103) are arranged on two sides of the plug shell (100), and elastic buckles (305) matched with the salient points (103) are arranged on a rotating plate (320);

the top of the connecting plate (310) is provided with a mounting groove (330), the bottom of the mounting groove (330) is sequentially provided with a locking groove (303), a sliding groove (307) and a stopping groove (302), a locking rib (306) is arranged between the locking groove (303) and the sliding groove (307), the bottom of the locking block (200) is provided with a stopping lug (202) and a locking lug (203), the stopping lug (202) is slidably arranged in the stopping groove (302), and the top rib (102) corresponds to the sliding groove (307);

travel grooves (304) are formed in two sides of the mounting groove (330), sliding blocks (201) are arranged on two sides of the locking block (200), and the sliding blocks (201) are in sliding connection with the travel grooves (304);

one side of mounting groove (330) is provided with opening (350), one side of locking piece (200) is provided with second locking dog (204), second locking dog (204) are arranged in opening (350), plug housing (100) top is provided with first locking backstop piece (104), first locking backstop piece (104) and second locking dog (204) cooperation restriction handle (300) rotate.

2. A connector locking mechanism according to claim 1, wherein: mounting groove (330) bottom be provided with spout (340), locking groove (303), sliding tray (307) and stopping groove (302) set up the bottom at spout (340), the bottom of locking piece (200) sets up sliding block (205), sliding block (205) with spout (340) sliding connection.

3. A connector locking mechanism according to claim 2, wherein: the two ends of the sliding block (205) are provided with notches, the notches are internally provided with cantilevers (206), and the stopping convex block (202) and the locking convex block (203) are respectively arranged at one end of each cantilever (206).

4. A connector locking mechanism according to claim 1, wherein: plug housing (100) both sides be provided with installation axle (101), commentaries on classics board (320) on be provided with mounting hole (301), installation axle (101) and mounting hole (301) rotate and are connected.

5. A connector locking mechanism according to claim 4, wherein: one side of installation axle (101) is provided with dog (105).