Connector convenient to operate

Abstract

The utility model discloses a connector convenient to operate, a plugging column of a plug can be inserted into a plugging sleeve at one end of a socket, a first buckle is arranged on the outer side wall of the circumference of the plugging sleeve, a handle is installed on the plug in a sliding manner by a set distance, and an elastic retaining structure provides elastic retaining force for the handle to move towards a locking direction. An elastic lock catch capable of elastically swinging in the radial direction of the inserting column is arranged on the handle, a second buckle is formed at the free end of the elastic lock catch, and when the handle is located at the locking position, the second buckle can be connected with the first buckle in a buckled mode to prevent the inserting sleeve from being separated from the inserting column. And the plug is also provided with a linkage mechanism which drives the elastic lock catch to swing when the handle moves towards the unlocking direction, and when the handle moves to the unlocking position, the linkage mechanism enables the second buckle at the upper end of the elastic lock catch to be released from the first buckle on the plugging sleeve, and the plug is convenient to operate, and can ensure the stability of connection between the plug and the socket.

Description

TECHNICAL FIELD

[0001] The utility model relates to a plug-in connector, in particular to a connector convenient to operate. BACKGROUND

[0002] The plug-in connector realizes electric conduction and current transmission by inserting the plug-in post of the plug into the plug-in sleeve of the socket, and is commonly used in plug-in charging structures. After the traditional plug and socket are plugged in, the fixed positioning is realized through the friction between them. The friction between the plug and the socket will gradually decrease after long-term use of the connector, resulting in poor connection stability and easy occurrence of open circuit. Therefore, in order to improve the service life, it is necessary to increase the friction resistance between the plug and the socket. In this way, it is difficult to plug in and out, and the terminal is easy to be damaged. This structure is also easy to cause the plug to be taken out due to external force when the plug and the socket are plugged in, so that the current transmission is interrupted.

[0003] In order to improve the plugging stability of the plug-in connector, a lock structure is arranged on the plug and the socket of the plug-in connector at present. When the plug and the socket are plugged in, the plug and the socket are locked and connected through the lock structure, so as to improve the connection stability of the plug and the socket. The most convenient structure in the existing lock structure is to arrange a handle on the plug and a buckling surface on the socket. The convex part on the handle passes through the avoidance opening on the plug shell and is buckled and positioned with the buckling surface on the socket. However, the surface of the convex part on the handle is in contact with the buckling surface on the socket through a concave surface, and the avoidance opening side wall of the plug shell is needed after pressing and unlocking. The buckling surface of the handle convex and the socket is limited, so the head seat holding force provided by this kind of lock structure is limited, and the plug can be pulled out by force. CONTENT OF THE UTILITY MODEL

[0004] In order to make up for the above shortcomings, the utility model provides a connector convenient to operate. The plug-in connector is convenient to operate, and the plug and the socket can be stably kept in the locked state after plugging in.

[0005] The utility model discloses a connector convenient operation, including socket and plug, the socket one end is equipped with the plug sleeve, and the plug one end is equipped with the plug-in post, the plug-in post can be inserted in the plug sleeve, be equipped with first buckle on the plug sleeve circumference outside wall, the plug can be slidably arranged distance and be equipped with a handle, still be equipped with a elastic retaining structure that provides to the handle to the movement of locking direction for the plug, be equipped with the elastic lock catch that can be along the radial elastic swing of plug-in post on the handle, the free end of elastic lock catch forms second buckle, when the handle is at the locking position, the second buckle of elastic lock catch free end can be buckled with first buckle on the plug sleeve that is equipped with on the plug-in post outside and is prevented from separating the plug sleeve from the plug-in post, still be equipped with linkage mechanism on the plug, when the handle moves to the unlocking position, linkage mechanism makes the second buckle on the upper end of elastic lock catch and the first buckle on the plug sleeve unclench.

[0006] As a further improvement of the utility model, the linkage mechanism includes a slope provided on the plug and a protrusion provided on the side wall of the elastic lock catch. When the handle slides on the plug, the protrusion on the elastic lock catch slides along the slope on the plug, forcing the elastic lock catch to swing.

[0007] As a further improvement of the utility model, the plug-in post of the plug is further coaxially provided with an insulating protective sleeve. The plug sleeve of the socket can be accommodated in the annular gap between the insulating protective sleeve and the plug-in post. The side wall of the insulating protective sleeve of the plug is provided with a hollow gap. The second buckle end of the elastic lock catch can enter the annular gap through the hollow gap and be buckled together with the first buckle on the plug sleeve.

[0008] As a further improvement of the utility model, the first buckle on the circumferential outer side wall of the plug sleeve is a flange or a groove provided on the circumferential outer side of the end of the plug sleeve. The second buckle of the free end of the elastic lock catch is a boss provided on the side wall of the free end of the elastic lock catch. The boss can be stopped on the inner wall of the flange or the groove on the circumferential outer side of the plug sleeve, preventing the plug sleeve from sliding axially away from the plug.

[0009] As a further improvement of the utility model, the boss has a straight surface tangent to the circumferential outer side of the plug sleeve or the bottom surface of the groove at the middle part in the sliding direction of the handle. The boss has chamfered inclined surfaces at both ends in the sliding direction of the handle. The hollow gap on the side wall of the insulating protective sleeve forms a stop surface towards the side wall in the locking direction of the handle. The boss of the free end of the elastic lock catch is stopped on the stop surface towards the locking direction. A flat surface is further formed on the outer side wall of the insulating protective sleeve. When the elastic lock catch is in the locking state, the side wall thereof is flat on the flat surface.

[0010] As a further improvement of the utility model, a handle accommodating cavity is arranged in the shell of the plug, the handle accommodating cavity shares a side wall with the ring-shaped insulation protective sleeve, the hollow gap communicates the inner space of the insulation protective sleeve with the handle accommodating cavity, and the handle can be slidably inserted into the handle accommodating cavity.

[0011] As a further improvement of the utility model, a handle accommodating cavity is arranged in the shell of the plug, the handle accommodating cavity shares a side wall with the ring-shaped insulation protective sleeve, the hollow gap communicates the inner space of the insulation protective sleeve with the handle accommodating cavity, and the handle can be slidably inserted into the handle accommodating cavity.

[0012] As a further improvement of the utility model, a handle accommodating cavity is arranged in the shell of the plug, the handle accommodating cavity shares a side wall with the ring-shaped insulation protective sleeve, the hollow gap communicates the inner space of the insulation protective sleeve with the handle accommodating cavity, and the handle can be slidably inserted into the handle accommodating cavity.

[0013] As a further improvement of the utility model, a handle accommodating cavity is arranged in the shell of the plug, the handle accommodating cavity shares a side wall with the ring-shaped insulation protective sleeve, the hollow gap communicates the inner space of the insulation protective sleeve with the handle accommodating cavity, and the handle can be slidably inserted into the handle accommodating cavity.

[0014] As a further improvement of the utility model, a handle accommodating cavity is arranged in the shell of the plug, the handle accommodating cavity shares a side wall with the ring-shaped insulation protective sleeve, the hollow gap communicates the inner space of the insulation protective sleeve with the handle accommodating cavity, and the handle can be slidably inserted into the handle accommodating cavity.

[0015] The utility model discloses the beneficial technical effects are: the utility model discloses through pressing handle makes its elastic suspension arm structure's elastic lock catch synchronous swing under the linkage mechanism effect, to realize the purpose that the plug socket separates quickly, and the unlocking operation is vertical pressing, and its elastic lock catch realizes the design of unlocking and locking through swing, makes the boss of the second buckle structure on handle and the sleeve side wall of the plug socket sleeve as the first buckle structure's annular surface contact surface increase, thereby make the first buckle and the second buckle can provide more holding force, before unlocking the plug and the socket, even forcibly use force also can not pull out the plug, ensure the stability of the plug and the socket connection, the utility model discloses simple structure, convenient operation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the plug and socket in the plug-in state perspective drawing;

[0017] Figure 2 It is the plug and socket in the plug-in state perspective drawing;

[0018] Figure 3 schematic view of prior art in unlocking state;

[0019] Figure 4 schematic view of prior art in locking state;

[0020] Figure 5 schematic view of the utility model in unlocking state;

[0021] Figure 6 schematic view of the utility model in locking state;

[0022] Figure 7 handle perspective view of the utility model;

[0023] Figure 8 plug without handle state diagram of the utility model. DETAILED DESCRIPTION

[0024] Embodiment: a convenient operation connector, including socket 1 and plug 2, the socket 1 one end is equipped with the plug sleeve 11, and the plug 2 one end is equipped with the plug post 21, the plug post 21 can be inserted in the plug sleeve 11, the plug sleeve 11 circumferential outside wall is equipped with the first buckle, the plug 2 can be slidably equipped with a handle 3 of a certain distance, and the plug 2 is also equipped with an elastic retaining structure 4 for providing the handle 3 with movement towards the locking direction, the handle 3 is equipped with an elastic lock 31 that can be radially elastically swung along the plug post 21, the free end of the elastic lock 31 is formed with a second buckle, when the handle 3 is in the locking position, the second buckle of the free end of the elastic lock 31 can be buckled with the first buckle on the plug sleeve 11 sleeved on the outside of the plug post 21 to prevent the plug sleeve 11 from being separated from the plug post 21, the plug 2 is also equipped with a linkage mechanism, when the handle 3 moves towards the unlocking direction, the linkage mechanism drives the elastic lock 31 to swing, when the handle 3 moves to the unlocking position, the linkage mechanism makes the second buckle on the upper end of the elastic lock 31 be unbuckled with the first buckle on the plug sleeve 11.

[0025] The handle 3 on the plug 2 is kept in the locking state under the action of the elastic retaining structure 4, when the plug post 21 of the plug 2 is inserted into the plug sleeve 11 of the socket 1 to realize electrical connection conduction, the second buckle on the elastic lock 31 of the handle 3 is automatically buckled with the first buckle on the circumferential outside wall of the plug sleeve 11 under the elastic force of the elastic cantilever structure of the elastic lock 31, to prevent the plug sleeve 11 from being separated from the plug post 21 along the axial direction, thereby realizing the automatic locking function of the plug 2 and the socket 1.

[0026] When the plug 2 needs to be unlocked and separated from the socket 1, only the handle 3 needs to be slid, and under the driving of the linkage mechanism, the elastic lock 31 is elastically swung, so that the second buckle at the free end of the elastic lock 31 is uncoupled from the first buckle on the circumferential outer side wall of the plug sleeve 11, at this time, the plug 2 can be easily pulled off from the socket 1, the structure is convenient to operate, improves the electrical connection stability when the plug 2 is plugged into the socket 1, and facilitates quick unlocking of the two.

[0027] After the plug 2 is pulled off from the socket 1, the handle 3 loses the external force and is automatically restored to the locking position under the action of the elastic retention structure 4.

[0028] The linkage mechanism comprises an inclined surface 22 arranged on the plug 2 and a protrusion 311 arranged on the side wall of the elastic lock 31, when the handle 3 is slid on the plug 2, the protrusion 311 on the elastic lock 31 slides along the inclined surface 22 on the plug 2 to force the elastic lock 31 to swing. When the handle 3 is slid, the elastic lock 31 is synchronously slid with the handle 3, the protrusion 311 on the elastic lock 31 slides along the inclined surface 22 on the side wall of the plug 2, thereby forcing the elastic lock 31 to elastically swing, wherein the protrusion 311 on the elastic lock 31 is in optimal contact with the inclined surface 22 on the plug 2 through a circular arc surface or an inclined surface 22, to ensure smooth sliding.

[0029] The plug 2 is coaxially provided with an insulating protective sleeve 23 outside the plug-in column 21, the plug sleeve 11 of the socket 1 can be accommodated in the annular gap between the insulating protective sleeve 23 and the plug-in column 21, the side wall of the insulating protective sleeve 23 of the plug 2 is provided with a hollow gap 231, the second buckle end of the elastic lock 31 can enter the annular gap through the hollow gap 231 and be connected together with the first buckle on the plug sleeve 11. When the plug-in column 21 of the plug 2 is inserted into the plug sleeve 11 of the socket 1, the plug sleeve 11 of the socket 1 is inserted into the insulating protective sleeve 23 of the plug 2, thereby achieving the insulation protection of the plug-in part, which can play a waterproof and dustproof effect, to ensure the use safety and the stability of current and signal transmission when the plug 2 is plugged into the socket 1, after the plug 2 is plugged into the socket 1, the second buckle of the elastic lock 31 enters the annular gap through the hollow gap 231 of the insulating protective sleeve 23, thereby locking the plug sleeve 11 of the socket 1.

[0030] The first buckle on the circumferential outer side wall of the plug sleeve 11 is a flange 12 or a groove arranged on the circumferential outer side of the end of the plug sleeve 11, the second buckle at the free end of the elastic lock 31 is a boss 312 arranged on the side wall of the free end of the elastic lock 31, the boss 312 can be stopped on the inner side wall of the flange 12 or the groove on the circumferential outer side of the plug sleeve 11 to prevent the plug sleeve 11 from sliding away from the plug 2 along the plug-in column 21. The locking function is achieved by the concave-convex blocking, in addition, the locking function can also be achieved by the hooking mode.

[0031] The convex boss 312 is a straight surface tangent to the outer circumferential surface of the insertion sleeve 11 or the bottom surface of the groove at the middle of the sliding direction of the handle 3, and the two ends of the convex boss 312 in the sliding direction of the handle 3 are chamfered inclined surfaces 22. The hollow gap 231 on the side wall of the insulation protective sleeve 23 forms a stop surface on the side wall facing the locking direction of the handle 3, and the convex boss 312 at the free end of the elastic lock 31 stops on the stop surface facing the locking direction. A flat surface is also formed on the outer side wall of the insulation protective sleeve 23, and the side wall of the elastic lock 31 is flat on the flat surface when it is in the locked state. This structure is beneficial to keep the elastic lock 31 in a stable position in the locked state, and improves the locking stability.

[0032] A handle accommodating cavity 24 is provided in the shell of the plug 2, and the handle accommodating cavity 24 shares a side wall with the ring-shaped insulation protective sleeve 23. The hollow gap 231 communicates the inner space of the insulation protective sleeve 23 with the handle accommodating cavity 24, and the handle 3 can be slidably inserted into the handle accommodating cavity 24. Placing the handle 3 in the handle accommodating cavity 24 can protect the handle 3 and effectively prevent accidental touch.

[0033] A handle guiding sliding groove 241 is also provided in the handle accommodating cavity 24, and a guiding rod 32 is also provided on the handle 3, which can be linearly slidably inserted into the handle guiding sliding groove 241. The guiding rod 32 reciprocally slides in the handle guiding sliding groove 241 to realize guiding and limiting in the direction perpendicular to the sliding direction. The handle guiding sliding groove 241 can be a ring-shaped structure or an open slot-shaped structure, and the guiding rod 32 is a columnar structure matched therewith.

[0034] An axially extending spring insertion slot 321 is provided in the guiding rod 32, and the elastic retaining structure is a spring which is inserted into the spring insertion slot 321. One end of the spring is fixedly connected with the bottom surface of the spring insertion slot 321, and the other end of the spring extends out of the opening of the spring insertion slot 321 and is fixedly connected with the bottom surface of the handle guiding sliding groove 241. The above structure hides the spring between the guiding column and the handle guiding sliding groove 241, saves space, and also plays a guiding role in the compression deformation of the spring.

[0035] An outward protruding limiting protrusion 33 or a long slot-shaped limiting sliding groove is also provided on the handle 3, and a long slot-shaped limiting sliding groove or an outward protruding limiting protrusion 33 is provided on the inner side wall of the handle accommodating cavity 24. The limiting protrusion 33 is slidably inserted into the limiting sliding groove, and the limiting protrusion 33 is limited in sliding distance by the inner side wall of the limiting groove on the two side walls in the sliding direction of the handle 3. The limiting protrusion 33 cooperates with the long slot-shaped limiting sliding groove to limit the sliding distance of the handle 3, preventing the handle 3 from being separated from the plug 2.

[0036] The handle accommodating cavity 24 is also provided with a sunk head structure 25 with an expanded size at the opening, and the handle 3 is formed with an operation pressing plate 34 capable of being accommodated in the sunk head structure 25, and the elastic lock buckle 31 is integrally formed at the root of the operation pressing plate 34. When the plug 2 is unlocked from the socket 1, the operation pressing plate 34 only needs to be pressed by the thumb, and the operation is convenient. Anti-skid lines can be formed on the operation pressing plate 34, force is conveniently applied, and an anti-skid effect is achieved.

Claims

1. A connector for easy operation, characterized by: The plug (2) is provided with a handle (3) which can slide a certain distance on the plug, and the plug is also provided with an elastic retaining structure (4) which provides the handle with an elastic force in the direction of locking, the handle is provided with an elastic lock (31) which can elastically swing in the radial direction of the plug, and the free end of the elastic lock is provided with a second buckle, when the handle is in the locking position, the second buckle of the free end of the elastic lock can be buckled with the first buckle on the plug sleeve to prevent the plug sleeve from being separated from the plug, and the plug is also provided with a linkage mechanism which can drive the elastic lock to swing when the handle moves in the unlocking direction, and when the handle moves to the unlocking position, the linkage mechanism can make the second buckle on the upper end of the elastic lock be unbuckled with the first buckle on the plug sleeve.

2. The connector of claim 1, wherein: The linkage mechanism comprises an inclined surface (22) provided on the plug and a protrusion (311) provided on the side wall of the elastic lock, when the handle slides on the plug, the protrusion on the elastic lock slides along the inclined surface on the plug to force the elastic lock to swing.

3. The connector of claim 1, wherein: The outer side of the plug is also coaxially provided with an insulating protective sleeve (23), the plug sleeve of the socket can be accommodated in the annular gap between the insulating protective sleeve and the plug, the side wall of the insulating protective sleeve of the plug is provided with a hollow gap (231), the second buckle end of the elastic lock can enter the annular gap through the hollow gap and be buckled with the first buckle on the plug sleeve.

4. The connector of claim 3, wherein: The first buckle on the circumferential outer side wall of the plug sleeve is a flange (12) or a groove provided on the circumferential outer side of the end of the plug sleeve, and the second buckle on the free end of the elastic lock is a boss (312) provided on the side wall of the free end of the elastic lock, the boss can be stopped on the inner side wall of the flange or the groove on the circumferential outer side of the plug sleeve to prevent the plug sleeve from sliding axially away from the plug.

5. The connector of claim 4, wherein: The boss is a straight surface tangent to the circumferential outer side of the plug sleeve or the bottom surface of the groove at the middle part in the sliding direction of the handle, and the two ends of the boss in the sliding direction of the handle are chamfered inclined surfaces, the hollow gap on the side wall of the insulating protective sleeve forms a stop surface on the side wall in the direction of locking of the handle, the boss on the free end of the elastic lock is stopped on the stop surface in the direction of locking, and a flat surface is also formed on the outer side wall of the insulating protective sleeve, and when the elastic lock is in the locking state, the side wall of the elastic lock is flat on the flat surface.

6. A connector for easy operation according to claim 3 or 4, characterized in that: A handle accommodating cavity (24) is provided in the shell of the plug, the handle accommodating cavity shares a side wall with the insulating protective sleeve, the hollow gap communicates the inner space of the insulating protective sleeve with the handle accommodating cavity, and the handle can be slidably inserted into the handle accommodating cavity.

7. A connector of claim 6 wherein: A handle guide sliding groove (241) is also provided in the handle accommodating cavity, and a guide rod (32) is also provided on the handle, which can be linearly slidably inserted into the handle guide sliding groove.

8. A connector of claim 7, characterized in that: The guide rod is internally provided with an axially extending spring slot (321), the elastic retaining structure is a spring, the spring is inserted into the spring slot, one end of the spring is fixedly connected with the bottom surface of the spring slot, and the other end of the spring extends out of the opening of the spring slot and is fixedly connected with the bottom surface of the handle guide slot.

9. The connector of claim 6, wherein: The handle is further provided with an outwardly protruding limiting protrusion (33) or a long slot-shaped limiting sliding slot, the inner side wall of the handle accommodating cavity is provided with a long slot-shaped limiting sliding slot or an outwardly protruding limiting protrusion, the limiting protrusion is slidably inserted into the limiting sliding slot, and the limiting protrusion is limited in sliding distance by being stopped on the inner side wall of the limiting slot on the two side walls in the sliding direction of the handle.

10. The connector of claim 6, wherein: The opening of the handle accommodating cavity is further provided with a size-outwardly-expanded countersunk structure (25), the handle is formed with an operation pressing plate (34) capable of being accommodated in the countersunk structure, and the root of the elastic lock catch is integrally formed on the operation pressing plate.

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