CN219458155U - Convenient plug-in type electric connector - Google Patents

Abstract

The utility model relates to a convenient plug-in type electric connector, which comprises a plug and a socket matched with the plug, wherein the plug is connected with a plug shell, the socket is connected with a socket shell, and when the plug is inserted into the socket, the lower part of the plug shell is inserted into the upper part of the socket shell; the plug and socket shell is characterized in that a limiting piece capable of moving radially is arranged between the plug shell and the socket shell, the limiting piece can lock or unlock the plug shell and the socket shell through radial movement, and a limiting sleeve capable of moving axially relative to the socket shell and driving the limiting piece to move radially during axial movement is sleeved outside the socket shell. The utility model is characterized in that: the plug shell after the plug is inserted into the socket is limited by the limiting piece which can move radially to lock or unlock the plug shell and the socket shell, so that reliable electric connection is formed between the plug and the socket; when the plug is required to be pulled out, the plug can be taken out by pulling down the limiting sleeve which can drive the limiting piece to move radially, so that the plug is convenient and quick, and the practicability is high.

Description

Convenient plug-in type electric connector

[ field of technology ]

The utility model relates to the field of connectors, in particular to a convenient plug-in type electric connector.

[ background Art ]

The electric connector generally comprises a male plug and a female plug, wherein one end of the male plug is connected with a conductive wire, and the other end of the male plug is provided with a contact pin; one end of the female plug is connected with a conductive wire, and the other end of the female plug is provided with a jack, and the conductive wire are electrically connected by inserting the contact pin into the jack.

However, if the male plug and the female plug are connected too loosely, the falling off and power failure are easy to occur; and the male plug is connected with the female plug too tightly, which easily causes that the male plug is difficult to pull out from the female plug. Therefore, the connection of the male plug and the female plug is particularly important. At present, most electric connectors realize connection of a male plug and a female plug through direct plug-in, and when the plug-in use times are more, the plug-in force of a jack to a pin is reduced, so that the connection of the male plug and the female plug is loose; the chinese patent document with publication number CN201230090Y discloses a spiral-link type electrical connector and a socket thereof, when screwing the plug and socket, the protrusion or groove structure provided on the ring surface of the opening end of the plug housing is interlocked with the corresponding groove or protrusion structure provided on the socket locking nut, so as to prevent the relative movement between the protrusion and socket in the circumferential direction, thereby well solving the problem of loosening in the middle of the prior art. But the male plug and the female plug are tightly connected in a spiral connection mode, so that quick plugging and unplugging between the male plug and the female plug cannot be realized.

[ utility model ]

The utility model aims to provide a convenient plug-in type electric connector, which ensures reliable connection between a plug and a socket while keeping the plug-in process convenient.

In order to solve the technical problems, the utility model provides the following technical scheme: the plug is connected with a plug shell, the socket is connected with a socket shell, and when the plug is inserted into the socket, the lower part of the plug shell is inserted into the upper part of the socket shell; the plug and socket shell is characterized in that a limiting piece capable of moving radially is arranged between the plug shell and the socket shell, the limiting piece can lock or unlock the plug shell and the socket shell through radial movement, and a limiting sleeve capable of moving axially relative to the socket shell and driving the limiting piece to move radially during axial movement is sleeved outside the socket shell.

As a further optimization scheme of the utility model, the socket shell is provided with a containing hole, the limiting piece is arranged in the containing hole and can move along the radial direction of the socket shell, the outer side wall of the lower part of the plug shell is provided with a first groove, the inner side wall of the limiting sleeve is provided with a second groove, and when the first groove is aligned with the containing hole, the limiting piece can be clamped between the first groove and the containing hole; when the second groove aligns with the accommodating hole, the limiting piece can be clamped between the second groove and the accommodating hole.

As a further optimization scheme of the utility model, a first elastic piece for pushing the limit sleeve upwards is arranged between the socket shell and the limit sleeve, and a limit structure for preventing the limit sleeve from being separated is arranged on the socket shell.

As a further optimization scheme of the utility model, a tailstock is also arranged below the socket shell, the socket can move up and down relative to the socket shell, and a second elastic piece capable of pushing the socket upwards is arranged on the tailstock.

As a further optimization scheme of the utility model, the two side walls of the first groove and the two side walls of the second groove are inclined planes.

As a further optimization scheme of the utility model, a detachable connection structure is arranged between the socket shell and the tailstock.

As a further optimization scheme of the utility model, the limiting structure comprises a spring clamping piece which is arranged at the upper part of the socket shell and can prevent the limiting sleeve from being separated.

As a further optimization scheme of the utility model, the plug is a male plug, and the socket is a female plug; or the plug is a female plug, and the socket is a male plug.

As a further optimization scheme of the utility model, the plug is provided with a plug conductive piece, at least two plug conductive parts are arranged on the plug conductive piece, and the plug conductive parts are connected with the conductive wires one by one; the socket is provided with a socket conducting piece, at least two socket conducting parts are arranged on the socket conducting piece, and the socket conducting parts are connected with the conducting wires one by one.

As a further optimization scheme of the utility model, the limiting piece is a ball.

Compared with the prior art, the utility model has the following advantages: the plug shell after the plug is inserted into the socket is limited by the limiting piece which can move radially to lock or unlock the plug shell and the socket shell, so that reliable electric connection is formed between the plug and the socket; when the plug is required to be pulled out, the plug can be taken out only by pulling down the limiting sleeve capable of driving the limiting piece to move radially, and the plug is convenient and fast and has high practicability.

[ description of the drawings ]

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

FIG. 1 is a schematic perspective view of example 1 of the present utility model;

fig. 2 is a schematic diagram in full section of the plug and socket in embodiment 1 of the present utility model;

fig. 3 is a schematic diagram in full section after the limit sleeve is pressed downwards when the plug is separated from the socket in embodiment 1 of the present utility model;

fig. 4 is a schematic diagram in full section of the embodiment 1 of the present utility model after the plug is mated with the socket;

fig. 5 is a schematic diagram in full section of embodiment 2 of the present utility model when the plug is separated from the socket;

fig. 6 is a schematic diagram in full section of the embodiment 2 of the present utility model after the plug is mated with the socket;

fig. 7 is a schematic diagram in full section of the embodiment 3 of the present utility model after the plug and the socket are mated;

FIG. 8 is a perspective view of a plug with multiple plug conductive portions and a socket with multiple socket conductive portions according to the present utility model;

[ detailed description ] of the utility model

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 8, the utility model discloses a convenient plug-in type electric connector, which comprises a plug 1 and a socket 2 matched with the plug 1, wherein the plug 1 is connected with a plug housing 3, the socket 2 is connected with a socket housing 4, and when the plug 1 is inserted into the socket 2, the lower part of the plug housing 3 is inserted into the upper part of the socket housing 4; a limiting piece 5 capable of moving radially is arranged between the plug housing 3 and the socket housing 4, the limiting piece 5 can lock or unlock the plug housing 3 and the socket housing 4 through radial movement, and a limiting sleeve 6 capable of moving axially relative to the socket housing 4 and driving the limiting piece 5 to move radially during axial movement is sleeved outside the socket housing 4. The plug 1 and the socket 2 are connected with a conductive wire or an electric device, and the plug housing 3 after the plug 1 is inserted into the socket 2 is limited by the limiting piece 5 which can move radially to lock or unlock the plug housing 3 and the socket housing 4, so that reliable electric connection is formed between the plug 1 and the socket 2; when the plug 1 needs to be pulled out, the plug 1 can be taken out only by driving the limiting piece 5 to move radially through the limiting sleeve 6, and the plug is convenient and quick and has strong practicability.

Example 1

As shown in fig. 1 to 4, in embodiment 1, a socket housing 4 includes a socket fixing tube for fixing a socket 2, the socket fixing tube is provided with a plurality of limiting members 5 capable of moving radially, and receiving holes 41 corresponding to the limiting members 5 one by one, the limiting members 5 are disposed in the receiving holes 41 and capable of moving radially along the socket housing 4, the socket fixing tube further includes a fixing tube cavity into which a plug 1 is inserted, a first groove 31 capable of receiving the limiting members 5 is disposed on an outer side wall of a lower portion of the plug housing 3, when the plug 1 is inserted into the socket 2 by a certain distance, the first groove 31 is opposite to the limiting members 5, and a first pressing portion capable of pressing the limiting members 5 inwards is disposed on a lower side of the first groove 31; the inner side wall of the limit sleeve 6 is provided with a second groove 61 which can accommodate the limit piece 5, and the lower side of the limit second groove 61 is also provided with a second jacking part which can jack the limit piece 5 inwards. When the first groove 31 is aligned with the accommodating hole 41, the limiting piece 5 can be clamped between the first groove 31 and the accommodating hole 41; when the second groove 61 is aligned with the receiving hole 41, the stopper 5 can be caught between the second groove 61 and the receiving hole 41. By providing the receiving hole 41 and limiting the plug housing 3 provided with the first recess 31 by the limiting member 5 provided in the receiving hole 41, a reliable electrical connection between the plug 1 and the socket 2 is achieved.

In embodiment 1, a first elastic member 42 for pressing the limit sleeve 6 upward is provided between the socket housing 4 and the limit sleeve 6, and a limit structure 7 for preventing the limit sleeve 6 from being separated is provided on the socket housing 4. By the arrangement of the first elastic piece 42, the plug 1 can be inserted and pulled out only by pulling down the limit sleeve 6; the spacing sleeve 6 is prevented from disengaging by the spacing structure 7.

In the process that the limiting sleeve 6 is pushed upwards by the first elastic piece 42, the limiting sleeve 6 can apply a certain acting force to the limiting piece 5 so that the limiting piece 5 is pushed inwards; in the process of pulling out the plug housing 3, the plug housing 3 applies a certain acting force to the limiting piece 5 so that the limiting piece 5 is pressed outwards. In embodiment 1, both side walls of the first groove 31 and both side walls of the second groove 61 are inclined surfaces, and when the limiting sleeve 6 moves upward, the limiting sleeve 6 can apply an inward pressing force to the limiting member 5 through the arrangement of the inclined surfaces; when the plug housing 3 is pulled out upwards, the plug housing 3 can give the acting force of the limiting piece 5 for pushing outwards through the arrangement of the inclined plane.

In embodiment 1, when the plug 1 is not inserted into the socket 2, the first elastic member 42 pushes the limit sleeve 6 upwards, the second pushing portion of the limit sleeve 6 is opposite to the limit member 5, and the pushing portion pushes the limit member 5 inwards to the fixed pipe cavity, so that the plug 1 is limited to be inserted by the limit member 5;

when the plug 1 needs to be inserted into the socket 2, the limit sleeve 6 is pressed downwards firstly, so that the second groove 61 on the upper side of the second jacking part is opposite to the limit piece 5, the first jacking part on the plug housing 3 is propped outwards against the limit piece 5 positioned in the cavity of the fixed pipe in the process of inserting the plug 1 into the socket 2, and the limit piece 5 is propped into the second groove 61, so that the limit of the limit piece 5 to the insertion of the plug 1 is released;

when the plug 1 is inserted into the socket 2 for a certain distance, the first groove 31 is opposite to the limiting piece 5, at the moment, the downward pressing of the limiting sleeve 6 is canceled, the limiting sleeve 6 moves upwards under the upward pressing action of the first elastic piece 42, the second groove 61 is staggered with the limiting piece 5 in the upward moving process of the limiting sleeve 6, the limiting piece 5 is separated from the second groove 61, the second pressing part is opposite to the limiting piece 5 after the limiting sleeve 6 moves upwards for a certain distance, and the pressing limiting piece 5 moves inwards into the first groove 31, so that the limitation of the position of the plug 1 is completed;

when the plug 1 needs to be taken out, the limit sleeve 6 is firstly pressed downwards so that the second groove 61 is opposite to the limit piece 5, then the plug housing 3 is pulled upwards, the first groove 31 is staggered with the limit piece 5 in the process of pulling up the plug housing 3, the limit piece 5 is separated from the first groove 31, the first jacking part is opposite to the limit piece 5 after the plug housing 3 is pulled up for a certain distance, and the jacking limit piece 5 is outwards moved into the second groove 61, so that the limit of the limit piece 5 on the position of the plug 1 is released to pull out the plug 1;

after the plug 1 is pulled out, the downward pressing of the limiting sleeve 6 is canceled, the limiting sleeve 6 moves upwards under the action of upward jacking of the first elastic piece 42, the second groove 61 is staggered with the limiting piece 5 in the upward moving process of the limiting sleeve 6, the limiting piece 5 is separated from the second groove 61, the second jacking part is opposite to the limiting piece 5 after the limiting sleeve 6 moves upwards for a certain distance, and the jacking part jacks the limiting piece 5 inwards to the cavity of the fixed pipe, so that the plug 1 is limited to be inserted through the limiting piece 5 again.

Example 2

As shown in fig. 5 and 6, embodiment 2 is different from embodiment 1 in that a tail seat 8 provided below the socket fixing tube is added as compared with embodiment 1, the socket 2 can move up and down relative to the socket housing 4, a second elastic member 81 capable of pressing the socket 2 upward is provided on the tail seat 8, and a third pressing portion capable of pressing the limiting member 5 is further provided on the upper portion of the socket 2, and when the plug 1 is not inserted into the socket 2, the third pressing portion is opposite to the limiting member 5. Through the arrangement of the second elastic piece 81, the plug 1 can be inserted into the socket 2 without pulling down the limit sleeve 6, and convenience is improved.

In embodiment 2, a detachable connection structure 9 is provided between the socket housing 4 and the tailstock 8. By the arrangement of the detachable connection structure 9, the replacement of the second elastic member 81 is made more convenient. The detachable connection structure 9 is particularly in threaded connection, and the threaded connection has the characteristics of strong vibration resistance, high reliability and the like, so that the stability of the connector is ensured; the detachable connection structure 9 may also be implemented in other manners, such as a manner of fastening, inserting, magnetically attaching, etc. to fixedly connect the socket housing 4 with the tailstock 8.

In embodiment 2, when the plug 1 is not inserted into the socket 2, the second groove 61 is opposite to the limiting member 5, and the third pressing portion is opposite to the limiting member 5 and presses the limiting member 5 to the second groove 61 outwards, so that the limiting member 5 completes the limiting of the limiting sleeve 6 through the cooperation of the limiting member 5 and the second groove 61 under the action that the limiting sleeve 6 is pressed upwards by the first elastic member 42;

when the plug 1 is inserted into the socket 2 for a certain distance, the first groove 31 is opposite to the limiting piece 5, and the limiting piece 5 moves inwards to the first groove 31 under the top pressure of the limiting sleeve 6, so that the limiting of the limiting sleeve 6 is released, and the position of the plug 1 is limited through the mutual matching of the limiting piece 5 and the first groove 31;

when the plug 1 needs to be taken out, the limiting sleeve 6 is pressed downwards, the second groove 61 is opposite to the limiting piece 5, then the plug housing 3 is pulled out upwards, the first groove 31 is staggered with the limiting piece 5 in the process that the plug housing 3 is pulled out upwards, the limiting piece 5 is separated from the first groove 31, the first jacking part is opposite to the limiting piece 5 after the plug housing 3 is pulled out upwards for a certain distance, and the jacking limiting piece 5 moves outwards into the second groove 61, so that the limitation of the limiting piece 5 on the position of the plug 1 is relieved, and the plug 1 is pulled out.

The embodiment 1 and the embodiment 2 are both provided with a limiting structure 7 for preventing the limiting sleeve 6 from separating from the socket fixing tube, specifically, the top of the socket fixing tube is provided with a boss with a diameter larger than the inner diameter of the limiting sleeve 6, and the limiting sleeve 6 is prevented from separating through the boss.

Example 3

As shown in fig. 7, embodiment 3 is different from embodiment 2 in that the stopper structure 7 is realized by a boss as compared with embodiment 2, and in embodiment 3, the stopper sleeve 6 is prevented from being detached from the receptacle fixing tube in the receptacle housing 4 by a spring clip 71 provided on the upper portion of the receptacle housing 4 and capable of preventing the stopper sleeve 6 from being detached. The socket fixing tube top is equipped with spring fastener mounting groove, demountable installation has spring fastener 71 on the spring fastener mounting groove, the diameter of spring fastener 71 is greater than limit sleeve 6 internal diameter, thereby realizes preventing whether the break away from of limit sleeve 6 through the installation of control spring fastener 71 with dismantle, thereby also can take out limit sleeve 6 in order to change through dismantling spring fastener 71 when limit sleeve 6 needs to change.

In the embodiments 1, 2 and 3, the plug 1 is a male plug, and the socket 2 is a female plug; the socket 2 may be a male plug by setting the plug 1 as a female plug, and only the relative position between the female plug and the male plug may be changed without changing the connection structure.

As shown in fig. 8, the plug 1 is provided with a plug conductive member 11, at least two plug conductive portions are arranged on the plug conductive member 11, and the plug conductive portions are connected with the conductive wires one by one; the socket 2 is provided with a socket conductive member 21, at least two socket conductive portions are arranged on the socket conductive member 21, and the socket conductive portions are connected with the conductive wires one by one. Through the setting of a plurality of plug conductive parts and a plurality of socket conductive parts, can switch on many conductive lines, be applied to lamp arm, lamp holder, lamp pole, lamp shade, etc. lamps and lanterns assemble the module, realize quick connect, quick maintenance change and the arbitrary concatenation of style.

In the embodiments 1, 2 and 3, the limiting member 5 is a ball, and the setting of the limiting member 5, specifically, a ball standard member, is convenient for production.

In the embodiments 1, 2 and 3, the top of the plug housing 2 and the bottom of the socket housing 4 may be made into a connection manner such as internal threads, external threads, etc., and connected to different conductive wires or other electrical devices; and the cable can also be made into a shape required by other linking forms such as welding or hanging wires, so as to be convenient for the application of welding or hanging wires.

Claims (10)

1. A convenient plug-in type electric connector is characterized in that: the plug comprises a plug (1) and a socket (2) matched with the plug (1), wherein the plug (1) is connected with a plug shell (3), the socket (2) is connected with a socket shell (4), and when the plug (1) is inserted into the socket (2), the lower part of the plug shell (3) is inserted into the upper part of the socket shell (4); the plug is characterized in that a limiting piece (5) capable of radially moving is arranged between the plug shell (3) and the socket shell (4), the limiting piece (5) can lock or unlock the plug shell (3) and the socket shell (4) through radial movement, and a limiting sleeve (6) capable of axially moving relative to the socket shell (4) and driving the limiting piece (5) to radially move during axial movement is sleeved outside the socket shell (4).

2. The portable electrical plug-in connector of claim 1, wherein: the socket comprises a socket shell (4), wherein an accommodating hole (41) is formed in the socket shell (4), a limiting piece (5) is arranged in the accommodating hole (41) and can move along the socket shell (4) in the radial direction, a first groove (31) is formed in the outer side wall of the lower portion of the plug shell (3), a second groove (61) is formed in the inner side wall of a limiting sleeve (6), and when the first groove (31) is aligned with the accommodating hole (41), the limiting piece (5) can be clamped between the first groove (31) and the accommodating hole (41); when the second groove (61) is aligned with the accommodating hole (41), the limiting piece (5) can be clamped between the second groove (61) and the accommodating hole (41).

3. The portable electrical plug-in connector of claim 2, wherein: a first elastic piece (42) for pushing the limit sleeve (6) upwards is arranged between the socket shell (4) and the limit sleeve (6), and a limit structure (7) for preventing the limit sleeve (6) from being separated is arranged on the socket shell (4).

4. A portable electrical plug-in connector as defined in claim 3, wherein: the socket is characterized in that a tail seat (8) is further arranged below the socket shell (4), the socket (2) can move up and down relative to the socket shell (4), and a second elastic piece (81) capable of pushing the socket (2) upwards is arranged on the tail seat (8).

5. The portable electrical plug-in connector of claim 4, wherein: both side walls of the first groove (31) and both side walls of the second groove (61) are inclined planes.

6. The portable electrical plug-in connector of claim 5, wherein: a detachable connection structure (9) is arranged between the socket shell (4) and the tailstock (8).

7. A portable electrical plug-in connector according to any one of claims 3-6, wherein: the limiting structure (7) comprises a spring clamping piece (71) which is arranged on the upper portion of the socket shell (4) and can prevent the limiting sleeve (6) from being separated.

8. A portable electrical plug-in connector according to any one of claims 1-6, wherein: the plug (1) is a male plug, and the socket (2) is a female plug;

or the plug (1) is a female plug, and the socket (2) is a male plug.

9. A portable electrical plug-in connector according to any one of claims 1-6, wherein: the plug (1) is provided with a plug conducting piece (11), the plug conducting piece (11) is provided with at least two plug conducting parts, and the plug conducting parts are connected with the conducting wires one by one; the socket (2) is provided with a socket conducting piece (21), the socket conducting piece (21) is provided with at least two socket conducting parts, and the socket conducting parts are connected with the conducting wires one by one.

10. A portable electrical plug-in connector according to any one of claims 1-6, wherein: the limiting piece (5) is a ball.