CN219874305U - Plug-in component of LED display screen and LED display screen - Google Patents

Abstract

The utility model provides a plug-in component of an LED display screen and the LED display screen, wherein the plug-in component of the LED display screen comprises: the first plug connector comprises a first plug connector, a first plug connector part and a pushing piece, wherein a driving column is arranged on the first plug connector part, a linear chute for the driving column to penetrate is arranged on the first plug connector part, and the pushing piece is hinged with the driving column and can push the driving column to linearly move in the linear chute; the second plug connector comprises a second plug socket and a second plug part arranged on the second plug socket; the pulling assembly comprises a first elastic piece and a pulling piece, wherein the first elastic piece is connected between the first inserting seat and the pushing piece, the pulling piece is arranged outside the first inserting seat, the first end of the pulling piece is hinged to the pushing piece, and the second end of the pulling piece extends in a direction away from the first inserting piece. The technical scheme of the utility model effectively solves the problems that the male head of the connector is easy to touch and damage in the related technology.

Description

Plug-in component of LED display screen and LED display screen

Technical Field

The utility model relates to the technical field of LED display, in particular to a plug-in component of an LED display screen and the LED display screen.

Background

In the related art, the LED boxes are connected in series by wire pairs between the boxes after being spliced. When the power supply and the signal cascade are realized, the male connector and the female connector between the adjacent boxes are inserted in pairs.

The connector male head and the connector female head are fixedly arranged on adjacent box bodies, and the connector male head comprises a male head seat and a male head part arranged on the male head seat; the connector female head comprises a female head seat and a female head arranged on the female head seat. In order to facilitate connection, the male head protrudes out of the male head seat, and the male head is inserted into the female head in a butt mode, so that the male head of the connector and the female head of the connector are inserted in a butt mode.

However, since the male head protrudes from the male head seat, the male head is easily touched during the splicing process of the LED box body, and the male head of the connector is easily damaged.

Disclosure of Invention

The utility model mainly aims to provide a plug-in assembly of an LED display screen and the LED display screen, so as to solve the problem that the male head of a connector is easy to damage due to the fact that the male head of the connector is easy to touch in the related technology.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a socket assembly of an LED display screen, comprising: the first plug connector comprises a first plug connector, a first plug connector part and a pushing piece, wherein the first plug connector part is arranged on the first plug connector part in a linearly movable manner, the pushing piece is used for pushing the first plug connector part to move along the linear direction, a driving column is arranged on the first plug connector part, a linear chute for the driving column to penetrate is arranged on the first plug connector part, and the pushing piece is hinged with the driving column and can push the driving column to linearly move in the linear chute; the second plug connector comprises a second plug socket and a second plug part arranged on the second plug socket, and the first plug part is provided with a connection position protruding out of the first plug socket and matched with the second plug part in a plug manner and a disconnection position retracted into the first plug socket and separated from the second plug part; the pulling assembly comprises a first elastic piece and a pulling piece, wherein the first elastic piece is connected between the first inserting seat and the pushing piece, the pulling piece is arranged outside the first inserting seat, the first end of the pulling piece is hinged to the pushing piece, the second end of the pulling piece extends to a direction away from the first inserting piece, the first elastic piece applies a reset force for enabling the first inserting portion to be kept at the disconnection position to the pushing piece, and the pulling piece applies a pulling force for enabling the first inserting portion to be switched from the disconnection position to the connection position to the pushing piece.

Further, the pulling assembly further comprises a pulling seat arranged outside the first inserting seat and a pulling plate which is pivotally connected to the pulling seat, the second end of the pulling piece is connected to the pulling plate through a connecting shaft, and the connecting shaft is arranged at intervals with the rotation axis of the pulling plate so that the second end of the pulling piece rotates around the rotation axis of the pulling plate.

Further, draw the subassembly still include with draw the backstop structure that the seat interval set up, the backstop structure includes backstop seat and movably sets up the backstop round pin on the backstop seat, draw the both ends of drawing the board and be provided with respectively with backstop round pin complex first bayonet socket and second bayonet socket, the connecting axle is located and draws between rotation axis and the second bayonet socket of board, when the backstop round pin inserts in the first bayonet socket, makes first grafting portion keep in disconnected position under the effect of restoring force, when the backstop round pin inserts in the second bayonet socket, makes first grafting portion keep in connected position under the effect of pulling force.

Further, be provided with mounting hole and spacing hole on the backstop seat, the mounting hole runs through two sides that the backstop seat set up relatively, the axis in spacing hole is perpendicular to the axis in mounting hole, the backstop round pin includes the round pin body and the fixed operation piece that sets up on the round pin body, in the movable mounting hole of round pin body, the round pin body has and wears out in the mounting hole and can with first bayonet socket or second bayonet socket backstop complex backstop end, the operation piece wears out in the spacing hole, the spacing hole can restrict the movable range of operation piece.

Further, an anti-slip structure is arranged on the part of the operation block penetrating through the limiting hole.

Further, the pulling assembly further comprises a second elastic piece arranged in the stop seat, and the second elastic piece applies elastic force towards the pulling seat to the stop pin.

Further, a pull rod is hinged between the pushing piece and the first end of the pulling piece, the first end of the pull rod is hinged to the pushing piece, the second end of the pull rod is provided with a hook, and the first end of the pulling piece is hinged to the hook.

Further, the first socket comprises a first plate body and a second plate body which are arranged at intervals and two connecting plates which are connected between the first plate body and the second plate body at intervals, the first plate body, the second plate body and the two connecting plates enclose an installation space, the first socket part can be arranged in the installation space in a linear movement mode, the linear sliding groove is formed in the first plate body and penetrates through two surfaces of the first plate body, which are arranged in a back-to-back mode, the second plate body is provided with an opening, and the opening penetrates through two end faces of the second plate body, which are arranged in a back-to-back mode.

Further, the pushing piece includes first push rod and the second push rod of angled connection, and the first end of first push rod is provided with the rectangular reaming that supplies the actuating post to penetrate, and rectangular reaming extends to the second end of first push rod by the first end of first push rod, and first elastic component is connected between the first end of first bayonet socket and second push rod, is provided with the pivot on the lateral wall of first bayonet socket, and the junction of the second end of first push rod and the second end of second push rod is provided with the commentaries on classics hole with pivot normal running fit.

According to another aspect of the utility model, there is provided an LED display screen including a first display unit, a second display unit, and a plug assembly, where the first display unit and the second display unit are arranged side by side, the plug assembly is a plug assembly of the LED display screen, a first plug member of the plug assembly is mounted at a first side of the first display unit adjacent to the second display unit, a second plug member of the plug assembly is mounted at a second side of the second display unit adjacent to the first display unit, and a pulling assembly of the plug assembly is mounted at a third side of the first display unit adjacent to the first side.

By applying the technical scheme of the utility model, the plug-in assembly of the LED display screen comprises: the first plug connector, the second plug connector and the pulling assembly. The first plug connector comprises a first plug connector seat, a first plug connector part which is arranged on the first plug connector seat in a linearly movable manner and a pushing piece which pushes the first plug connector part to move along the linear direction. The first plug-in connection part is provided with a driving column, the first plug-in connection seat is provided with a linear chute for the driving column to penetrate, and the pushing piece is hinged with the driving column and can push the driving column to linearly move in the linear chute. The second plug connector comprises a second plug socket and a second plug part arranged on the second plug socket, and the first plug part is provided with a connection position protruding out of the first plug socket and matched with the second plug part in a plug manner and a disconnection position retracted into the first plug socket and separated from the second plug part. Because the pushing piece promotes the drive post and moves in sharp spout rectilinear movement to make first grafting portion can follow sharp direction and remove, peg graft with the second grafting portion fast and accurately, be favorable to improving packaging efficiency. The pulling assembly comprises a first elastic piece and a pulling piece, wherein the first elastic piece is connected between the first inserting seat and the pushing piece, the pulling piece is arranged outside the first inserting seat, the first end of the pulling piece is hinged to the pushing piece, the second end of the pulling piece extends in a direction away from the first inserting piece, and the first elastic piece applies a reset force for enabling the first inserting portion to be kept at the disconnection position to the pushing piece. Like this, under the effect of reset force, first grafting portion withdraw to in the first grafting seat, do not protrude in first grafting seat, prevent to touch first grafting portion, reduced the possibility of damaging first grafting portion, solved among the correlation technique and touched public head easily, damaged the public head of connector's problem easily. The pulling member is arranged to facilitate operation of the pushing member, and the pulling member applies a pulling force to the pushing member to switch the first plug-in portion from the disconnected position to the connected position. Under the action of the pulling force, the first plug-in part is kept at the connecting position, so that the first plug-in part is reliably plugged with the second plug-in part, and the first plug-in part and the second plug-in part are prevented from loosening.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a schematic perspective view of a first connector and a second connector of an embodiment of a connector assembly of an LED display according to the utility model;

FIG. 2 shows an exploded view of a first connector of the connector assembly of the LED display of FIG. 1;

FIG. 3 shows a schematic perspective view of a pulling assembly of a plug assembly of the LED display screen of FIG. 1;

FIG. 4 shows an exploded view of a portion of the structure of the pulling assembly of FIG. 3;

fig. 5 shows a schematic perspective view of a stop structure of the pulling assembly of fig. 3

Fig. 6 shows a schematic rear view of an embodiment of an LED display screen according to the utility model.

Wherein the above figures include the following reference numerals:

10. a first plug member; 11. a first socket; 111. a first plate body; 112. a second plate body; 113. a connecting plate; 114. a straight line chute; 12. a first plug-in connection; 121. a drive column; 13. a pushing member; 131. a first push rod; 1311. reaming the strip; 132. a second push rod; 133. a rotating shaft; 134. a turning hole;

20. a second plug member; 21. a second socket; 22. a second plug-in connection;

31. a pulling assembly; 311. a pulling seat; 312. a pulling plate; 313. a pulling member; 314. a connecting shaft; 315. a first bayonet; 316. a second bayonet; 32. a stop structure; 321. a stop seat; 3211. a mounting hole; 3212. a limiting hole; 322. a stop pin; 3221. a pin body; 3222. an operation block; 3223. an anti-slip structure; 323. a second elastic member; 33. a first elastic member; 34. a pull rod; 341. a hook;

40. a first display unit; 41. and a third side.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, the plugging assembly of the LED display screen of the present embodiment includes: the first connector 10, the second connector 20 and the pulling assembly 31. The first connector 10 comprises a first connector 11, a first connector part 12 which is arranged on the first connector 11 in a linearly movable manner, and a pushing piece 13 which pushes the first connector part 12 to move in a linear direction, a driving column 121 is arranged on the first connector part 12, a linear chute 114 for the driving column 121 to penetrate is arranged on the first connector 11, and the pushing piece 13 is hinged with the driving column 121 and can push the driving column 121 to move in the linear chute 114 in a linear manner. The second connector 20 includes a second socket 21 and a second plug portion 22 disposed on the second socket 21, and the first plug portion 12 has a connection position protruding from the first socket 11 and mating with the second plug portion 22, and a disconnection position retracted into the first socket 11 and separated from the second plug portion 22. The pulling assembly 31 includes a first elastic member 33 and a pulling member 313, the first elastic member 33 is connected between the first socket 11 and the pushing member 13, the pulling member 313 is disposed outside the first socket 11, a first end of the pulling member 313 is hinged to the pushing member 13, and a second end of the pulling member 313 extends in a direction away from the first socket 10. The first elastic member 33 applies a restoring force to the pushing member 13 to hold the first plug-in portion 12 at the off position, and the pulling member 313 applies a pulling force to the pushing member 13 to switch the first plug-in portion 12 from the off position to the connection position.

By applying the technical scheme of the embodiment, the first plugging portion 12 has a connection position protruding from the first plugging seat 11 and in plug-in fit with the second plugging portion 22, and a disconnection position retracted into the first plugging seat 11 and separated from the second plugging portion 22. Since the pushing member 13 pushes the driving post 121 to move linearly in the linear chute 114, the first plugging portion 12 can move in a linear direction, so as to quickly and accurately plug with the second plugging portion 22, which is beneficial to improving the assembly efficiency. The pulling assembly 31 comprises a first elastic member 33 and a pulling member 313, the first elastic member 33 is connected between the first socket 11 and the pushing member 13, the pulling member 313 is arranged outside the first socket 11, a first end of the pulling member 313 is hinged to the pushing member 13, and a second end of the pulling member 313 extends away from the first plug member 10, wherein the first elastic member 33 applies a restoring force to the pushing member 13 to keep the first plug portion 12 at the open position. Like this, under the effect of reset force, first grafting portion 12 withdraw to first socket 11 in, do not protrude in first socket 11, prevent touching first grafting portion 12, reduced the possibility of damaging first grafting portion 12, solved the public head of touching easily among the related art, the public head of easy damage connector's problem. The pulling member 313 is provided to facilitate the operation of the pushing member 13, and the pulling member 313 applies a pulling force to the pushing member 13 to switch the first socket 12 from the disconnected position to the connected position. Under the action of the pulling force, the first plug-in part 12 is kept at the connecting position, so that the first plug-in connector 10 is reliably plugged with the second plug-in connector 20, and looseness of the first plug-in connector 10 and the second plug-in connector 20 is avoided. The first plugging portion 12 of the present embodiment is preferably a male plugging portion, and the second plugging portion 22 is preferably a female plugging portion, so that after the male plugging portion and the female plugging portion are plugged, the signal transmission is facilitated.

The second end of the pulling member 313 extends in a direction away from the first connector 10 means that the second end of the pulling member 313 needs to be pulled, and the second end of the pulling member 313 is exposed outside the first connector 10. In the present embodiment, the first elastic member 33 is preferably an extension spring.

As shown in fig. 1 to 6, the pulling assembly 31 further includes a pulling seat provided outside the first socket 11 and a pulling plate pivotally connected to the pulling seat, the second end of the pulling member 313 is connected to the pulling plate through a connecting shaft, and the connecting shaft 314 is provided at a distance from the rotation axis of the pulling plate 312 such that the second end of the pulling member 313 rotates about the rotation axis of the pulling plate 312. In this way, the pulling plate 312 rotates on the pulling seat 311 to pull the pulling member 313, so that the pulling plate 312 pushes the second end of the pulling member 313 to rotate around the rotation axis of the pulling plate 312 through the connecting shaft 314, and the pulling member 313 can apply a pulling force to the pushing member 13, so that the first socket 12 is moved from the disconnected position to the connected position. Conversely, the first elastic member 33 pulls the pushing member 13 to apply a restoring force to the pushing member 13, so that the pushing member 13 pushes the first plug portion 12 to move from the connection position to the disconnection position.

As shown in fig. 1 to 6, the pulling assembly 31 further includes a stopping structure 32 spaced from the pulling seat 311, and the stopping structure 32 includes a stopping seat 321 and a stopping pin 322 movably disposed on the stopping seat 321. The two ends of the pulling plate 312 are respectively provided with a first bayonet 315 and a second bayonet 316 which are matched with the stop pin 322, and the connecting shaft 314 is positioned between the rotation axis of the pulling plate 312 and the second bayonet 316. When the pulling plate 312 is driven to rotate counterclockwise around the rotation axis of the pulling plate by the reset force and the stop pin 322 is to be rotated to the position corresponding to the first bayonet 315, the first plug-in portion 12 is kept at the off position by the reset force when the stop pin 322 is inserted into the first bayonet 315. The pulling plate 312 is driven to rotate clockwise around the rotation axis thereof manually or by means of a tool, and when the stop pin 322 is inserted into the second bayonet 316 to be rotated to a position corresponding to the second bayonet 316, the first socket 12 is maintained in the connection position by the pulling force. In this embodiment, the pulling plate 312 can rotate 180 degrees, and when the first bayonet 315 and the second bayonet 316 on the pulling plate 312 are respectively engaged with the stop pin 322, the first plugging portion 12 is convenient to switch between the disconnected position and the connected position, the operation is convenient, and the implementation is easy. And when the first plug-in part 12 keeps in the connected position, the stability of the plug-in assembly of the LED display device during plug-in can be enhanced, and meanwhile, when the first plug-in part 12 keeps in the disconnected position, the plug-in assembly of the LED display device cannot loosen on the display unit, and the stability of installation can be enhanced.

As shown in fig. 1 to 6, a mounting hole 3211 and a limiting hole 3212 are formed in the stop seat 321, the mounting hole 3211 penetrates through two side surfaces of the stop seat 321, which are oppositely arranged, and the axis of the limiting hole 3212 is perpendicular to the axis of the mounting hole 3211. The stopper pin 322 includes a pin body 3221 and an operation block 3222 fixedly provided on the pin body 3221. The pin 3221 is movably mounted in the hole 3211, the pin 3221 has a stop end penetrating through the mounting hole 3211 and capable of being in stop fit with the first bayonet 315 or the second bayonet 316, the operation block 3222 is penetrated out of the limit hole 3212, and the limit hole 3212 is capable of limiting a movement range of the operation block 3222. The operation block 3222 moves in the limiting hole 3212, so that the pin body 3221 of the stop pin 322 moves in the mounting hole 3211, and the pin body 3221 is convenient to be in stop fit with the first bayonet 315 or the second bayonet 316.

As shown in fig. 1 to 6, when the stopper pin 322 is manually driven to move, an anti-slip structure 3223 is provided on a portion of the operation block 3222 penetrating the stopper hole 3212 for anti-slip. The anti-slip structure 3223 is preferably an anti-slip tooth.

As shown in fig. 1 to 6, the pulling assembly 31 further includes a second elastic member 323 disposed in the stopper seat 321, and the second elastic member 323 applies an elastic force toward the pulling seat 311 to the stopper pin 322. When the stop pin 322 is inserted into the first bayonet 315, the first plug-in portion 12 is kept at the off position under the action of the reset force, and the stop pin 322 is ensured to be reliably inserted into the first bayonet 315 under the action of the elastic force, so that the stop pin 322 is prevented from automatically exiting the first bayonet 315. When the stop pin 322 is inserted into the second bayonet 316, the first plug portion 12 is maintained in the connection position by the pulling force, and the stop pin 322 is ensured to be reliably inserted into the second bayonet 316 by the elastic force, so that the stop pin 322 is prevented from automatically withdrawing from the second bayonet 316. The second elastic member 323 is preferably a compression spring.

As shown in fig. 1 to 6, a pull rod 34 is hinged between the pushing member 13 and a first end of the pulling member 313, the first end of the pull rod 34 is hinged to the pushing member 13, a second end of the pull rod 34 is provided with a hook 341, and the first end of the pulling member 313 is hinged to the hook 341. The pull rod 34 is provided to facilitate the articulation of the pulling member 313 with the pushing member 13 and to facilitate the pulling member 313 to apply a pulling force to the pushing member 13.

In this embodiment, the pulling member 313 includes a pulling wire. In order that the pulling wire does not interfere with other structures (such as a wire) during the movement of the pulling push member 13, the pulling assembly 31 further includes a guide tube sleeved on the outer side of the pulling wire, so that the guide tube isolates the pulling wire from the other structures and prevents the pulling wire from contacting the other structures. The pulling wire is preferably a steel wire.

Specifically, in this embodiment, the pulling seat 311 includes a pulling seat body and a side plate disposed on one side of the pulling seat body, the side plate is perpendicular to a side surface of the pulling seat body, the side plate and the stop structure 32 are located on two sides of a rotation axis of the pulling plate 312, and a wire passing hole through which a pulling wire passes is disposed on the side plate for supporting the pulling wire.

As shown in fig. 1 to 6, the first socket 11 includes a first plate 111 and a second plate 112 disposed at a distance, and two connection plates 113 connected between the first plate 111 and the second plate 112 at a distance. The first plate 111, the second plate 112 and the two connecting plates 113 enclose an installation space, and the first plugging portion 12 is disposed in the installation space in a linearly movable manner. In this way, the first plate 111, the second plate 112 and the two connecting plates 113 can stop the outside of the first plug-in portion 12, and prevent the first plug-in portion 12 from generating relative rotation in the installation space, so that the first plug-in portion 12 can only move in the linear direction in the installation space. For ease of assembly, the linear chute 114 is provided on the first plate body 111 and penetrates through two surfaces of the first plate body 111 disposed opposite to each other, so that the driving post 121 can be inserted into the linear chute 114 from the penetrated portions of the two surfaces of the first plate body 111 disposed opposite to each other. In order to facilitate the observation of the position of the first plugging portion 12 in the installation space, the second plate 112 is provided with an opening, which penetrates through two opposite end surfaces of the second plate 112, so as to effectively avoid touching the first plugging portion 12.

As shown in fig. 1 to 6, the pusher 13 includes a first push rod 131 and a second push rod 132 connected at an angle. The first end of the first pushrod 131 is provided with a long hinge hole 1311 through which the driving post 121 penetrates, and the long hinge hole 1311 extends from the first end of the first pushrod 131 to the second end of the first pushrod 131. In the process of pushing the driving post 121 to move by the first end of the first push rod 131, the hole wall of the elongated hinge hole 1311 is in abutting fit with the driving post 121, and pushes the driving post 121, so that the driving post 121 slides in the elongated hinge hole 1311, and the driving post 121 can conveniently reciprocate in the linear sliding groove 114. The first elastic member 33 is connected between the first socket 11 and the first end of the second push rod 132. In order to facilitate the rotation of the pushing member 13 on the first socket 11, a rotating shaft 133 is disposed on an outer sidewall of the first socket 11, and a rotating hole 134 in rotation fit with the rotating shaft 133 is disposed at a connection portion between the second end of the first push rod 131 and the second end of the second push rod 132. The long hinge hole 1311 has a long axis and a short axis, and the length of the long axis is longer than the length of the short axis.

The utility model also provides an LED display screen, as shown in fig. 1 and 6, the LED display screen of the embodiment comprises a first display unit 40, a second display unit and a plug-in assembly, wherein the first display unit 40 and the second display unit are arranged side by side, and the plug-in assembly is the plug-in assembly of the LED display screen. The plug-in component of the LED display screen can solve the problem that the male head is easy to touch and the male head of the connector is easy to damage in the related technology, so that the LED display screen with the plug-in component can solve the same technical effect. The first connector 10 of the plug assembly is mounted at a first side of the first display unit 40 adjacent to the second display unit, the second connector 20 of the plug assembly is mounted at a second side of the second display unit adjacent to the first display unit 40, and the pulling assembly 31 of the plug assembly is mounted at a third side 41 of the first display unit 40 adjacent to the first side.

Specifically, the third side 41 is provided with a first through hole and a second through hole which are disposed at intervals, the pulling plate 312 is located in the first through hole, the partial stopper pin 322 is located in the second through hole, and the pulling plate 312 and the stopper pin 322 can be touched through the first through hole and the second through hole at the outside of the first display unit 40. One end of the pulling plate 312 is driven to rotate clockwise around the rotation axis thereof manually or by means of a tool through the first through hole, and the other end of the pulling plate 312 is rotated to the outside of the first display unit 40 through the first through hole, so that the other end of the pulling plate 312 is driven to rotate manually, and the pulling plate 312 is rotated to a position where the first bayonet 315 or the second bayonet 316 on the pulling plate 312 corresponds to the stopper pin 322.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A plug assembly for an LED display screen, comprising:

the first plug connector (10) comprises a first plug connector (11), a first plug connector part (12) which is arranged on the first plug connector (11) in a linearly movable manner and a pushing piece (13) which pushes the first plug connector part (12) to move in a linear direction, wherein a driving column (121) is arranged on the first plug connector part (12), a linear chute (114) for the driving column (121) to penetrate is arranged on the first plug connector (11), and the pushing piece (13) is hinged with the driving column (121) and can push the driving column (121) to linearly move in the linear chute (114);

the second plug connector (20) comprises a second plug connector (21) and a second plug connector part (22) arranged on the second plug connector (21), wherein the first plug connector part (12) is provided with a connection position protruding out of the first plug connector (11) and in plug fit with the second plug connector part (22) and a disconnection position retracting into the first plug connector (11) and separated from the second plug connector part (22);

the pulling assembly (31) comprises a first elastic piece (33) and a pulling piece (313), the first elastic piece (33) is connected between the first inserting seat (11) and the pushing piece (13), the pulling piece (313) is arranged outside the first inserting seat (11), a first end of the pulling piece (313) is hinged to the pushing piece (13), a second end of the pulling piece (313) extends to a direction far away from the first inserting piece (10),

wherein the first elastic member (33) applies a restoring force to the pushing member (13) to hold the first plug-in portion (12) at the disconnected position, and the pulling member (313) applies a pulling force to the pushing member (13) to switch the first plug-in portion (12) from the disconnected position to the connected position.

2. The plug assembly of an LED display screen according to claim 1, wherein the pulling assembly (31) further comprises a pulling seat provided outside the first plug seat (11) and a pulling plate pivotally connected to the pulling seat, the second end of the pulling member (313) is connected to the pulling plate through a connecting shaft, and the connecting shaft (314) is provided at a distance from the rotation axis of the pulling plate (312) so that the second end of the pulling member (313) rotates around the rotation axis of the pulling plate (312).

3. The LED display screen plug assembly according to claim 2, wherein the pulling assembly (31) further comprises a stop structure (32) arranged at intervals from the pulling seat (311), the stop structure (32) comprises a stop seat (321) and a stop pin (322) movably arranged on the stop seat (321), two ends of the pulling plate (312) are respectively provided with a first bayonet (315) and a second bayonet (316) matched with the stop pin (322), the connecting shaft (314) is positioned between the rotation axis of the pulling plate (312) and the second bayonet (316), when the stop pin (322) is inserted into the first bayonet (315), the first plug-in part (12) is kept at the disconnected position under the action of the reset force, and when the stop pin (322) is inserted into the second bayonet (316), the first plug-in part (12) is kept at the connected position under the action of the pull force.

4. A socket assembly of an LED display screen according to claim 3, wherein the stop base (321) is provided with a mounting hole (3211) and a limiting hole (3212), the mounting hole (3211) penetrates through two side surfaces of the opposite arrangement of the stop base (321), an axis of the limiting hole (3212) is perpendicular to an axis of the mounting hole (3211), the stop pin (322) comprises a pin body (3221) and an operation block (3222) fixedly arranged on the pin body (3221), the pin body (3221) is movably arranged in the mounting hole (3211), the pin body (3221) is provided with a stop end penetrating through the mounting hole (3211) and being capable of being matched with the first bayonet (315) or the second bayonet (316) in a stop mode, the operation block (3222) penetrates out of the limiting hole (3212), and the movement range of the operation block (3222) is limited.

5. The plug assembly of an LED display screen according to claim 4, wherein an anti-slip structure (3223) is provided on a portion of the operation block (3222) that passes through the limiting hole (3212).

6. A plug assembly for a LED display according to claim 3, wherein the pulling assembly (31) further comprises a second elastic member (323) arranged in the stop seat (321), the second elastic member (323) applying an elastic force to the stop pin (322) in a direction towards the pulling seat (311).

7. A plug assembly for a LED display screen according to claim 3, wherein a pull rod (34) is hinged between the push member (13) and the first end of the pull member (313), the first end of the pull rod (34) is hinged to the push member (13), the second end of the pull rod (34) is provided with a hook (341), and the first end of the pull member (313) is hinged to the hook (341).

8. The plugging assembly of an LED display screen according to claim 1, wherein the first plugging seat (11) comprises a first plate body (111) and a second plate body (112) which are arranged at intervals, and two connecting plates (113) which are connected between the first plate body (111) and the second plate body (112) at intervals, the first plate body (111), the second plate body (112) and the two connecting plates (113) enclose a mounting space, the first plugging portion (12) can be arranged in the mounting space in a linear moving manner, the linear sliding groove (114) is formed in the first plate body (111) and penetrates through two surfaces of the first plate body (111) which are arranged oppositely, and an opening is formed in the second plate body (112) and penetrates through two end faces of the second plate body (112) which are arranged oppositely.

9. The plug assembly of an LED display screen according to claim 1, wherein the pushing member (13) comprises a first push rod (131) and a second push rod (132) which are connected at an angle, a long-strip hinge hole (1311) for the driving post (121) to penetrate is provided at a first end of the first push rod (131), the long-strip hinge hole (1311) extends from the first end of the first push rod (131) to a second end of the first push rod (131), the first elastic member (33) is connected between the first plug seat (11) and the first end of the second push rod (132), a rotating shaft (133) is provided on an outer side wall of the first plug seat (11), and a rotating hole (134) in rotation fit with the rotating shaft (133) is provided at a junction of the second end of the first push rod (131) and the second end of the second push rod (132).

10. The utility model provides a LED display screen, includes first display element (40), second display element and grafting subassembly, its characterized in that, first display element (40) with the second display element arranges side by side, the grafting subassembly is the grafting subassembly of the LED display screen of any one of claims 1 to 9, first grafting piece (10) of grafting subassembly install in first display element (40) with the adjacent first side department of second display element, second grafting piece (20) of grafting subassembly install in second display element with the adjacent second side department of first display element (40), the pulling subassembly (31) of grafting subassembly install in first display element (40) with the adjacent third side (41) of first side department.