CN220066284U - Quick unlocking structure of plug connector - Google Patents

Abstract

The utility model discloses a quick unlocking structure of a plug connector, which comprises a socket and a plug, wherein the plug-in end of the plug can be plugged into a socket of the socket to realize electric connection and conduction, a first buckle is arranged on the outer side wall of the socket, a second buckle is movably arranged on the side wall of the plug, the second buckle can be buckled and connected with the first buckle in a locking and releasing way, a plurality of driven transmission teeth are arranged on the second buckle, an unlocking handle and a handle reset elastic piece are also arranged on the second buckle, the unlocking handle can be installed on the plug in a reciprocating way, an active transmission tooth is arranged on the unlocking handle, the active transmission tooth is meshed with the driven transmission teeth for transmission, the handle reset elastic piece is installed on the plug, and provides an elastic reset force for the unlocking handle to move towards the buckling direction of the second buckle and the first buckle.

Description

Quick unlocking structure of plug connector

Technical Field

The present utility model relates to a connector, and more particularly to a quick unlocking structure for a pluggable connector.

Background

The plug connector is inserted with the socket on the socket through the plug end on the plug, and then metal clamping pieces on the plug end are elastically clamped and conducted with the inserting pins in the socket, electric signal transmission is achieved, the plug and the socket are often loosened due to the fact that the plug connector is possibly used in a vibration environment, the electric signal transmission is unstable, in order to ensure that the plug and the socket are always kept in a tight inserted state, stable electric signal transmission is ensured, lugs are distributed on the side walls of the plug and the socket, then through holes and threaded hole structures are respectively designed on the lugs, after the plug and the socket are inserted, the lugs on the side walls of the plug and the socket are fixedly connected through screws, and then the plug and the socket are fixed together.

Disclosure of Invention

In order to overcome the defects, the utility model provides a quick unlocking structure of a plug connector, which can realize quick unlocking of a socket and a plug, is convenient to operate and is beneficial to improving the construction efficiency.

The utility model adopts the technical scheme for solving the technical problems: the utility model provides a quick unblock structure of plug connector, includes socket and plug, the grafting end of plug can be inserted and is located the socket of socket and realize electric connection and switch on, is equipped with first buckle on the socket lateral wall, can move on the plug lateral wall be equipped with the second buckle, second buckle reciprocating motion can be connected and the dropout with first buckle lock, be equipped with a plurality of passive transmission teeth on the second buckle, still be equipped with unblock handle and handle reset elastic component, the installation that unblock handle can reciprocating motion is on the plug, be equipped with initiative transmission tooth on the unblock handle, initiative transmission tooth and passive transmission tooth meshing transmission, handle reset elastic mounting is on the plug, and the handle reset elastic component provides the elasticity reset force that makes second buckle and first buckle lock direction motion for the unblock handle.

As a further improvement of the utility model, the second buckle is axially stopped and is rotatably arranged on the plug in the circumferential direction, a plurality of passive transmission teeth are arranged on the circumferential outer side wall at one end of the second buckle to form a gear structure, the unlocking handle can be linearly and slidably arranged on the plug, one end of the unlocking handle is provided with an operation end which is always positioned at the outer side of the plug, and the other end of the driving transmission teeth are arranged along the sliding direction of the unlocking handle to form a rack structure.

As a further improvement of the utility model, the first buckle is a concave structure arranged on the surface of the side wall of the socket, the other end of the second buckle is provided with an eccentric lug, the eccentric lug can be inserted into the concave structure along with the rotating shaft of the second buckle, and the eccentric lug is stopped on the surface of the side wall of the concave structure facing the plug direction.

As a further improvement of the utility model, the second buckle comprises a rotating shaft, a cantilever and a transmission shaft, wherein the transmission shaft is coaxially and fixedly arranged at one axial end of the rotating shaft, the diameter of the transmission shaft is smaller than that of the rotating shaft, the cantilever is fixedly arranged at the other axial end of the rotating shaft, the cantilever extends towards the direction of the socket, the eccentric lug is fixedly arranged on the surface of the end part of the cantilever, the passive transmission teeth are distributed on the circumferential outer side wall of the transmission shaft, a rotating shaft hole and a handle hole are vertically and alternately arranged on the plug, the diameter of one end of the rotating shaft hole is larger than that of the other end, the rotating shaft can be rotatably inserted into the rotating shaft hole, the transmission shaft at one end of the rotating shaft extends out of the handle hole through one end of the rotating shaft hole, the other end of the cantilever rotates the shaft hole and extends out of the plug, the unlocking handle is inserted into the handle hole in a circumferential direction, the unlocking handle side wall is stopped on the end face at one axial end of the rotating shaft.

As a further improvement of the utility model, the cantilever is of an inclined extending structure that the free end is farther away from the axis of the rotating shaft than the root, and the eccentric lug is arranged on the surface of one side of the free end of the cantilever away from the axis of the rotating shaft.

As a further improvement of the utility model, the side wall of the unlocking handle is also provided with a limiting groove extending along the sliding direction of the unlocking handle or a limiting boss in a convex state, the inner side wall of the handle hole is correspondingly provided with a limiting boss or a limiting sliding groove extending along the sliding direction of the unlocking handle, and the limiting boss can be inserted into the limiting groove in a relative sliding way.

As a further improvement of the utility model, the plug comprises a first shell and a second shell, wherein a cavity structure is formed on the inner side of the first shell, a cavity opening communicated with the cavity structure is formed on one side wall of the first shell, a rotating shaft hole is positioned on the bottom surface of the cavity structure, a handle hole is positioned on the side wall of the cavity structure, a cross communication position of the rotating shaft hole and the handle hole is positioned in the cavity structure, the second shell can be inserted into the cavity opening of the first shell, the outer side wall of the second shell can be buckled and connected on the inner side wall of the cavity opening of the first shell, and the limiting boss is fixedly arranged on the second shell.

As a further improvement of the utility model, the handle hole is a blind hole, the handle reset elastic piece is a pressure spring inserted into the handle hole or an elastic supporting arm integrally formed on the other end of the unlocking handle, the pressure spring is tightly clamped between the bottom surface of the handle hole and the end surface of the other end of the unlocking handle, the elastic supporting arm is of an arc cantilever structure or an inclined cantilever structure with an included angle with the sliding direction of the unlocking handle, and the end part of the free end of the elastic supporting arm which can be elastically deformed is tightly abutted against the bottom surface of the handle hole.

As a further improvement of the utility model, the bottom surface of the handle hole and the end surface of the other end of the unlocking handle are correspondingly provided with spring limiting jacks for inserting and positioning the two ends of the pressure spring, and the end part of the free end of the elastic supporting arm is contacted with the bottom surface of the handle hole through an arc surface.

As a further improvement of the utility model, a pressing cambered surface matched with the belly of a finger of a person is formed on the operating end at one end of the unlocking handle, a guide post extending along the sliding direction of the unlocking handle is also fixedly arranged on the operating end, a guide slot extending along the sliding direction of the unlocking handle is arranged on the side wall of the plug, and the guide post can be inserted into the guide slot in a linear sliding manner.

The beneficial effects of the utility model are as follows: according to the utility model, the first buckle is arranged on the side wall of the socket, the second buckle is arranged in the plug in a moving way, the second buckle can be driven to move through the transmission mechanism of the driving tooth and the driven tooth by pressing the unlocking handle, and then the second buckle is tripped with the first buckle, so that the screw locking and screw loosening operations are avoided, the unlocking operation can be performed while the plug is plugged and unplugged, the time is not additionally occupied for unlocking, the construction efficiency is improved, the unlocking handle and the second buckle are transmitted through the gear-rack structure, the transmission strength is high, the clamping and damage are not easy to occur, the first buckle adopts a concave structure, the convex structure is not formed on the socket, and the external dimensions of the plug and the socket are not increased.

Drawings

FIG. 1 is an exploded perspective view of a plug and receptacle according to the present utility model;

FIG. 2 is a schematic diagram of a plug-and-socket connection state according to the present utility model;

FIG. 3 is a schematic diagram of a locked state of a plug and a socket according to the present utility model;

FIG. 4 is a schematic diagram of an unlocked state of a plug and receptacle according to the present utility model;

FIG. 5 is a schematic diagram of the driving principle of the driving gear on the unlocking handle and the driven gear on the second buckle;

FIG. 6 is a schematic diagram of the elastic return principle of the unlocking handle of the present utility model;

FIG. 7 is a perspective view of a first housing of the present utility model;

FIG. 8 is a perspective view of a second buckle according to the present utility model;

FIG. 9 is a first perspective view of a first operating handle of the present utility model;

FIG. 10 is a second perspective view of the first operating handle of the present utility model;

FIG. 11 is a front view of a second operating handle of the present utility model;

fig. 12 is a right side view of a second operating handle of the present utility model.

Detailed Description

Examples: the utility model provides a quick unblock structure of plug connector, includes socket 1 and plug 2, the grafting end 3 of plug 2 can be inserted and is located and realize electric connection in socket 4 of socket 1 and switch on, is equipped with first buckle on the socket 1 lateral wall, can move on the plug 2 lateral wall be equipped with the second buckle, second buckle reciprocating motion can be connected and the dropout with first buckle lock, be equipped with a plurality of passive transmission teeth 5 on the second buckle, still be equipped with unblock handle 6 and handle reset elastic component, unblock handle 6 can reciprocating motion install on plug 2, be equipped with initiative transmission tooth 8 on the unblock handle 6, initiative transmission tooth 8 and passive transmission tooth 5 meshing transmission, handle reset elastic component provides the elasticity reset force towards making second buckle and first buckle lock direction motion for unblock handle 6 on plug 2.

After the plug 2 is inserted into the socket 1, the second buckle is automatically buckled and connected with the first buckle on the socket 1 under the action of the handle reset elastic piece, so that the plug 2 and the socket 1 are automatically locked and positioned, the situation that the plug 2 and the socket 1 are unstable in electric connection due to use or misbumping in a vibration environment is prevented, when the plug 2 needs to be pulled out of the socket 1, the unlocking handle 6 is only required to be operated while the plug 2 is gripped, the unlocking handle 6 moves to realize the second buckle movement through the meshing of the driving transmission teeth 8 and the driven transmission teeth 5, the second buckle is separated from the first buckle, and the plug 2 is pulled out outwards at the moment.

The second buckle axial locking and circumference direction rotatable install on plug 2, a plurality of passive drive tooth 5 arrange into gear structure on second buckle one end circumference lateral wall, unlocking handle 6 can the straight line slidable install on plug 2, and unlocking handle 6 one end forms the operating end that is located the plug 2 outside all the time, and initiative drive tooth 8 is arranged along unlocking handle 6 slip direction at unlocking handle 6 other end and is formed rack structure. The unlocking handle 6 slides on the plug 2 in a straight line, the gear is driven to rotate through the rack, the second buckle rotates to be buckled with the first buckle to be connected or tripped, the structure can unlock the plug 2 and the socket 1 by pressing the unlocking handle 6, namely, the plug 2 and the socket 1 can be unlocked by pressing the unlocking handle 6 with fingers while holding the plug 2, the operation is extremely convenient and quick, in addition, the second buckle can move and position in the plug 2 in a straight line up and down manner, the unlocking handle 6 is rotationally arranged on the plug 2, the driving transmission teeth 8 form a gear structure on the unlocking handle 6, the driven transmission teeth 5 form a rack structure on the second buckle, when the gear rotates along with the unlocking handle 6, the second buckle slides up and down under the driving of the rack, the second buckle is tripped with the first buckle, the driving transmission teeth 8 and the driven transmission teeth 5 form a gear structure, and the unlocking is driven to rotate through the unlocking handle 6, and the like are equivalent replacement structures which are easy to think by a person skilled in the art according to the utility model, and the protection scope of the utility model.

The first buckle is a concave structure 9 arranged on the side wall surface of the socket 1, the other end of the second buckle is provided with an eccentric protruding block 10, the eccentric protruding block 10 can be inserted into the concave structure 9 along with a second buckle rotating shaft 11, and the eccentric protruding block 10 is stopped on the side wall surface of the concave structure 9 facing the direction of the plug 2. The locking of the plug 2 and the socket 1 is realized by inserting the eccentric protruding block 10 and the concave structure 9 together, the concave structure 9 can be a slot, a jack or a step structure, the eccentric protruding block 10 can be any protruding block, a bolt or the like, and the eccentric protruding block 10 can be any structure which can be selected by a person skilled in the art according to actual needs, and the locking device belongs to the protection scope of the utility model.

The second buckle comprises a rotating shaft 11, a cantilever 12 and a transmission shaft 13, wherein the transmission shaft 13 is coaxially and fixedly connected to one axial end of the rotating shaft 11, the diameter of the transmission shaft 13 is smaller than that of the rotating shaft 11, the cantilever 12 is fixedly arranged at the other axial end of the rotating shaft 11, the cantilever 12 extends towards the socket 1, the eccentric lug 10 is fixedly arranged on the surface of the end part of the cantilever 12, the driven transmission teeth 5 are distributed on the outer circumferential side wall of the transmission shaft 13, a rotating shaft hole 14 and a handle hole 15 are vertically crossed on the plug 2, the diameter of one end of the rotating shaft hole 14 is larger than that of the other end, the rotating shaft 11 can be rotatably inserted into the rotating shaft hole 14, the transmission shaft 13 at one end of the rotating shaft 11 extends out of the handle hole 15 through one end of the rotating shaft hole 14, the other end of the cantilever 12 extends out of the plug 2, the unlocking handle 6 is stopped in the circumferential direction and can linearly slide for a set distance in the inserting mode in the handle hole 15, and the side wall of the unlocking handle 6 is stopped on the end face of one axial end of the rotating shaft 11. The driven transmission teeth 5 on the transmission shaft 13 are meshed with the driving transmission teeth 8 on the unlocking handle 6 for transmission, so that the rotating shaft 11 is driven to rotate in the rotating shaft hole 14, the cantilever 12 is driven to synchronously turn over, the eccentric protruding block 10 at the free end part of the cantilever 12 is further inserted into the concave structure 9 on the side wall of the socket 1 or withdrawn from the concave structure 9 on the side wall of the socket 1, locking and unlocking are realized, the step surface at one end of the rotating shaft hole 14 and the unlocking handle 6 are distributed at two ends of the rotating shaft 11 for blocking and clamping, and the rotating shaft is axially stopped and positioned in the plug 2, so that the rotating shaft cannot fall off, the assembly structure is simple, and the second buckle and the operating handle can be rapidly assembled and positioned with the plug 2.

The cantilever 12 is of an inclined extending structure with the free end farther from the axis of the rotating shaft 11 than the root, and the eccentric lug 10 is arranged on the surface of one side of the free end of the cantilever 12 far from the axis of the rotating shaft 11. Through designing cantilever 12 into slope extending structure, like this it when turning over along with pivot 11, when it is in the lock state, can guarantee that eccentric lug 10 and the concave structure 9 on the socket 1 lateral wall are closely pegged graft and are fixed a position, when it is in the unblock state, form great clearance between cantilever 12 free end and the socket 1 lateral wall, avoid influencing plug 2 and pull out from socket 1, simultaneously, avoid plug 2 to pull out during cantilever 12 to receive friction damage.

The side wall of the unlocking handle 6 is also provided with a limiting groove 16 extending along the sliding direction of the unlocking handle or a limiting boss 17 in a protruding state, the inner side wall of the handle hole 15 is correspondingly provided with a limiting boss 17 or a limiting sliding groove extending along the sliding direction of the unlocking handle 6, and the limiting boss 17 can be inserted into the limiting groove 16 in a relative sliding manner. Through spacing lug insert in spacing groove 16, realize the reciprocal gliding distance of unlocking handle 6 promptly, avoid unlocking handle 6 to deviate from the plug 2 outside, in addition, also can be that unlocking handle 6 is located the inside part formation size increase structure of plug 2, plug 2 upper end handle hole 15 forms the opening and is less than the T shape hole of inner chamber, like this, also can restrict unlocking handle 6 sliding range, this kind all is the equivalent replacement structure that the person skilled in the art thinks very easily according to this patent, belongs to this patent protection scope.

The plug 2 comprises a first shell 18 and a second shell 19, a cavity structure 20 is formed on the inner side of the first shell 18, a cavity opening communicated with the cavity structure 20 is formed on one side wall of the first shell 18, a rotating shaft hole 14 is located on the bottom surface of the cavity structure 20, a handle hole 15 is located on the side wall of the cavity structure 20, the crossed communication position of the rotating shaft hole 14 and the handle hole 15 is located in the cavity structure, the second shell 19 can be inserted into the cavity opening of the first shell 18, the outer side wall of the second shell 19 can be buckled and connected with the inner side wall of the cavity opening of the first shell 18, and the limiting boss 17 is fixedly arranged on the second shell 19. The plug 2 housing is designed as a split structure snap-fitted by a first housing 18 and a second housing 19, which facilitates assembly and positioning of the second snap and release handle 6.

The handle hole 15 is a blind hole, the handle reset elastic piece is a pressure spring 7 inserted in the handle hole 15 or an elastic supporting arm 21 integrally formed on the other end of the unlocking handle 6, the pressure spring 7 is tightly clamped between the bottom surface of the handle hole 15 and the end surface of the other end of the unlocking handle 6, the elastic supporting arm 21 is of an arc cantilever 12 structure or an inclined cantilever 12 structure with an included angle with the sliding direction of the unlocking handle 6, and the end part of the free end of the elastic supporting arm 21 capable of elastically deforming is tightly abutted to the bottom surface of the handle hole 15. When the unlocking handle 6 is pressed to enter an unlocking state, the pressure spring 7 or the elastic supporting arm 21 is compressed to enable the unlocking handle to elastically deform, when the plug 2 is pulled out, or when the plug 2 is inserted into the socket 1, the unlocking handle 6 loses the pressing force, the pressure spring 7 or the elastic supporting arm 21 elastically resets to drive the unlocking handle 6 to reset, so that the second buckle is buckled to be in a connecting state, and besides the structure, the handle Duwei elastic piece can be of other elastic structures such as a spring piece, a tension spring and the like.

The bottom surface of the handle hole 15 and the end surface of the other end of the unlocking handle 6 are correspondingly provided with spring limiting insertion holes 22 for inserting and positioning the two ends of the pressure spring 7, and the end part of the free end of the elastic supporting arm 21 is contacted with the bottom surface of the handle hole 15 through an arc surface. The two ends of the pressure spring 7 are spliced and limited by the spring limiting jack 22, so that the pressure spring 7 is prevented from being deformed and damaged radially.

The operation end of one end of the unlocking handle 6 is provided with a pressing cambered surface 23 matched with the belly of a finger of a person, the operation end is also fixedly provided with a guide post 24 extending along the sliding direction of the unlocking handle 6, the side wall of the plug 2 is provided with a guide slot 25 extending along the sliding direction of the unlocking handle 6, and the guide post 24 can be inserted in the guide slot 25 in a linear sliding manner. When the unlocking handle 6 is pressed to slide, the guide column 24 is in sliding fit with the guide slot 25 on the plug 2 to realize the guide, and meanwhile, the strength of the unlocking handle 6 is increased, so that the unlocking handle 6 is prevented from being pressed for a long time to be damaged.

Claims (10)

1. The utility model provides a quick unblock structure of plug connector, includes socket (1) and plug (2), the grafting end (3) of plug can insert and locate in socket (4) of socket realize electric connection and switch on, its characterized in that: be equipped with first buckle on the socket lateral wall, be equipped with the second buckle that can move on the plug lateral wall, second buckle reciprocating motion can be connected and the dropout with first buckle lock, be equipped with a plurality of passive drive teeth (5) on the second buckle, still be equipped with unblock handle (6) and handle reset elastic component, unblock handle can reciprocating motion install on the plug, be equipped with initiative drive tooth (8) on the unblock handle, initiative drive tooth and passive drive tooth meshing transmission, handle reset elastic mounting is on the plug, and the handle reset elastic component provides the elasticity restoring force that makes second buckle and first buckle lock direction motion for the unblock handle.

2. The quick release structure of a plug connector as claimed in claim 1, wherein: the second buckle axial locking and circumference direction rotatable install on the plug, a plurality of passive drive tooth arrange into gear structure on second buckle one end circumference lateral wall, the unblock handle can straight line slidable install on the plug, and unblock handle one end forms the operating end that is located the plug outside all the time, and initiative drive tooth is arranged along unblock handle slip direction at the unblock handle other end and is formed rack structure.

3. The quick release structure of a plug connector as claimed in claim 2, wherein: the first buckle is a concave structure (9) arranged on the surface of the side wall of the socket, the other end of the second buckle is provided with an eccentric lug (10), the eccentric lug can be inserted into the concave structure along with the rotating shaft of the second buckle, and the eccentric lug is stopped on the surface of the side wall of the concave structure facing the plug direction.

4. The quick release structure of a plug connector as claimed in claim 3, wherein: the second buckle includes pivot (11), cantilever (12) and transmission shaft (13), the coaxial fixedly connected of transmission shaft locates pivot axial one end, and the transmission shaft diameter is less than the pivot diameter, and the cantilever is fixed to be located the pivot axial other end, and the cantilever extends towards the socket direction, and the eccentric lug is fixed to be located cantilever tip surface, passive drive tooth distributes on transmission shaft circumference lateral wall, perpendicular crisscross on the plug is equipped with pivot hole (14) and handle hole (15), pivot hole one end diameter is greater than the other end diameter, and the pivot can pivoted inserts and locates in the pivot hole, and the transmission shaft of pivot one end stretches out in the handle hole through pivot hole one end, and the cantilever rotation shaft hole other end stretches out the plug outside, the plug that the release handle circumference direction was stopped and axial can the straight line slip set distance is inserted and is located in the handle hole, and release handle lateral wall backstop is on the terminal surface of pivot axial one end.

5. The quick release structure of a plug connector as claimed in claim 4, wherein: the cantilever is of an inclined extension structure that the free end is farther away from the axis of the rotating shaft than the root, and the eccentric lug is arranged on the surface of one side of the free end of the cantilever away from the axis of the rotating shaft.

6. The quick release structure of a plug connector as claimed in claim 4, wherein: the unlocking handle is characterized in that a limiting groove (16) extending along the sliding direction of the unlocking handle is further formed in the side wall of the unlocking handle, a limiting boss in a protruding state is arranged on the side wall of the unlocking handle, a limiting boss (17) or a limiting sliding groove extending along the sliding direction of the unlocking handle is correspondingly arranged on the inner side wall of the handle hole, and the limiting boss can be inserted into the limiting groove in a relative sliding mode.

7. The quick release structure of a plug connector as claimed in claim 6, wherein: the plug comprises a first shell (18) and a second shell (19), a cavity structure (20) is formed on the inner side of the first shell, a cavity opening communicated with the cavity structure is formed on one side wall of the first shell, a rotating shaft hole is formed in the bottom surface of the cavity structure, a handle hole is formed in the side wall of the cavity structure, the crossed communicating position of the rotating shaft hole and the handle hole is located in the cavity structure, the second shell can be inserted into the cavity opening of the first shell, the outer side wall of the second shell can be buckled and connected on the inner side wall of the cavity opening of the first shell, and the limiting boss is fixedly arranged on the second shell.

8. The quick release structure of a plug connector as claimed in claim 4, wherein: the handle hole is a blind hole, the handle reset elastic piece is a pressure spring (7) inserted into the handle hole or an elastic supporting arm (21) integrally formed on the other end of the unlocking handle, the pressure spring is tightly clamped between the bottom surface of the handle hole and the end surface of the other end of the unlocking handle, the elastic supporting arm is of an arc cantilever structure or an inclined cantilever structure with an included angle in the sliding direction of the unlocking handle, and the end part of the free end of the elastic supporting arm, which can be elastically deformed, is tightly abutted to the bottom surface of the handle hole.

9. The quick release structure of a plug connector as claimed in claim 8, wherein: the bottom surface of the handle hole and the end surface of the other end of the unlocking handle are correspondingly provided with spring limiting jacks (22) for inserting and positioning two ends of the pressure spring, and the end part of the free end of the elastic supporting arm is contacted with the bottom surface of the handle hole through an arc surface.

10. The quick release structure of a plug connector as claimed in claim 2, wherein: the unlocking handle comprises an unlocking handle body, wherein a pressing cambered surface (23) matched with a human finger belly is formed on the operating end of one end of the unlocking handle body, a guide column (24) extending along the sliding direction of the unlocking handle body is fixedly arranged on the operating end, a guide slot (25) extending along the sliding direction of the unlocking handle body is formed in the side wall of the plug body, and the guide column can be inserted into the guide slot in a linear sliding mode.