CN211264854U

CN211264854U - Plug-in mounting structure of LED display screen

Info

Publication number: CN211264854U
Application number: CN202020371419.9U
Authority: CN
Inventors: 王松林; 应开雄; 施立峰
Original assignee: Qiu Sheng Optoelectronic Technology Co ltd
Current assignee: Qiu Sheng Optoelectronic Technology Co ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-08-14
Anticipated expiration: 2030-03-20

Abstract

The utility model discloses a grafting mounting structure of LED display screen relates to the technical field of LED display screen, including the display screen body, one side of display screen body is connected with the socket, be connected with the power supply base on the socket, this body coupling of display screen has one side of socket and is provided with supplementary coupling assembling on the power supply base, supplementary coupling assembling includes the grafting piece that links to each other with the power supply base lateral wall and the guide piece that links to each other with the display screen body. The utility model discloses have the effect that improves the connection stability between power supply pin and the power supply base.

Description

Plug-in mounting structure of LED display screen

Technical Field

The utility model belongs to the technical field of the technique of LED display screen and specifically relates to a grafting mounting structure of LED display screen is related to.

Background

The LED display screen is a device which is composed of small LED module panels and is used for displaying various information such as characters, images, videos and the like.

The conventional LED digital display screen is shown in figure 1 and comprises a display screen body 1, wherein a display surface is arranged on one side of the display screen body 1, a circuit board for controlling the display screen is connected to the other side of the display screen body 1, and a socket 11 is connected to the circuit board. One side of the display screen body 1 connected with the socket 11 is provided with an installation frame 13, and a cavity 14 for accommodating a circuit board and power supply pins is formed in the installation frame 13. The cavity 14 is also coated with a resin layer 15 that closes the circuit board. The socket 11 is inserted and fitted to the power supply base 12 through the resin layer 15.

The above prior art solutions have the following drawbacks: the LED digital display is connected with the power supply base through the insertion fit between the power supply pin and the socket of the power supply base. The connection mode has large mechanical load on the power supply pins of the LED digital display, and the power supply pins are easily damaged by bending and the like when shaking and the like occur in the using process.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a grafting mounting structure of LED display screen, through setting up supplementary connected guide piece and locating part on the power supply pin to LED digital display for the connection between power supply pin and the power supply base is more stable.

The above object of the present invention can be achieved by the following technical solutions:

a plug-in mounting structure of an LED display screen comprises a display screen body, wherein a socket is connected to a PCB on the back of the display screen body, a power supply base is connected to the socket, an auxiliary connecting assembly is arranged on one side of the display screen body, which is connected with the socket, and the power supply base, and comprises a plug-in block connected with the side wall of the power supply base and a guide piece connected with the display screen body; the guide piece comprises a guide block and an auxiliary block which are connected with the display screen body, the guide block is arranged on two sides of the socket in the length direction, the auxiliary block is arranged on two sides of the socket in the width direction, an insertion groove matched with the insertion block is formed in the side wall, close to one side of the socket, of the guide block, and the insertion block is clamped with the insertion groove; positioning blocks are fixedly connected to two sides of the insertion block, positioning grooves matched with the positioning blocks are formed in the side walls of the two sides of the insertion groove, and the positioning blocks are clamped with the positioning grooves; the one end that supplementary piece display screen body links to each other rotates continuously, be connected with the butt piece on the lateral wall of the one end that supplementary piece and display screen body link to each other, the one end that supplementary piece kept away from and links to each other with the display screen body is provided with the locating part, the locating part links to each other with the guide block.

Through adopting above-mentioned technical scheme, when the power supply pin was pegged graft with the power supply base, the inserting piece on the power supply base was pegged graft with the inserting groove on the power supply guide piece, and the lateral wall and the guide piece of power supply base are laminated mutually with supplementary piece simultaneously for the power supply base is pegged graft in the cavity that guide piece and supplementary piece formed. Before the power supply base is matched and plugged with the power supply pins, the guide block is inclined, so that the opening of a cavity formed by the guide block and the auxiliary block is large, and the power supply base is convenient to be matched with the guide block and the auxiliary block. When the power supply base is in plug-in fit with the power supply pin, the power supply base is firstly in butt joint with the butt joint block, then in the process of continuing plug-in of the power supply base and the power supply pin, the power supply base pushes the butt joint block, the butt joint block drives the guide block to rotate, so that after the power supply base is completely in plug-in fit with the power supply pin, the guide block and the auxiliary block are limited by the limiting part to clamp the power supply base tightly, and the power supply base is stably matched with the power supply pin.

The utility model discloses further set up to: the limiting piece comprises an elastic first limiting piece and a second limiting piece, the side wall of one side of the auxiliary piece close to the guide piece is vertically connected with the first limiting piece, a second limiting block is connected on the side wall of one side of the first limiting block, which is far away from one end connected with the auxiliary block and is far away from the display screen body, the side wall of one side of the second limiting block far away from the auxiliary block is provided with an inclined surface inclined towards the direction close to the auxiliary block, the side wall of the guide block close to the auxiliary block is provided with a limit groove, the width of the limit groove is equal to the sum of the width of the first limit block and the width of the second limit block, the top wall of the guide block is provided with a limit hole communicated with the limit groove, a reset block is arranged in the limit hole in a sliding way, the first limiting block is connected with the limiting groove in a sliding mode, the second limiting block is connected with the limiting hole in a clamping mode, and the reset block is connected with the second limiting block in a butting mode.

Through adopting above-mentioned technical scheme, when the power supply base when pegging graft the cooperation with the power supply pin, the guide block is when rotating, and first stopper and second stopper and the corresponding cooperation of spacing groove, the lateral wall of spacing groove extrude the second stopper for first stopper is crooked, and first stopper and second stopper slide along the spacing groove along with the rotation of guide block. After the power supply base is completely inserted and matched with the power supply pins, the second limiting block is clamped with the limiting hole and is abutted against the reset block, so that the auxiliary block is abutted against the power supply base. When power supply base and power supply pin need be demolishd, can be through pressing the reset block for the reset block moves down and pushes down the second stopper along spacing hole, thereby makes the second stopper drive first stopper crooked, makes auxiliary block and guide block separation, separates between auxiliary block and the power supply base, makes power supply base and power supply pin change the separation.

The utility model discloses further set up to: the top wall of guide piece has been seted up the spread groove along the length direction of guide piece, the spread groove is linked together with spacing hole, slidable mounting has the sliding block in the spread groove, the sliding block links to each other with the reset block.

Through adopting above-mentioned technical scheme, the sliding block links to each other the reset block of guide piece both sides for the sliding block can drive the reset block of both sides simultaneously and remove and press the second stopper when pressing, thereby convenient operation.

The utility model discloses further set up to: the auxiliary block is connected with an arc-shaped clamping block on the side wall of one side close to the power supply base, a clamping groove matched with the clamping block is formed in the side wall of the power supply base, and the clamping block is in clamping fit with the clamping groove.

Through adopting above-mentioned technical scheme, when supplementary piece and power supply base laminated mutually, the cooperation of pegging graft mutually of arc fixture block on the supplementary piece and the draw-in groove on the lateral wall of power supply base for the power supply base is pegging graft the cooperation back with the power supply pin, and the power supply base is more stable.

The utility model discloses further set up to: one side that the guide block deviates from the socket is provided with the guide, the guide includes first guide block and the second guide block that links to each other with the lateral wall of guide block, form logical groove between first guide block and the second guide block, first guide way has been seted up on the lateral wall of first guide block orientation second guide block, the second guide way has been seted up on the lateral wall of second guide block orientation first guide block, be connected with the connecting block that uses with first guide way and second guide way cooperation on the lateral wall of power supply base, connecting block and first guide way, lead to groove and second guide way joint.

Through adopting above-mentioned technical scheme, when the power supply base was pegged graft with the power supply pin, the both sides of the connecting block on the power supply base were pegged graft with first guide way and second guide way phase correspondence respectively, and the grafting of connecting block plays location and the guide effect to the power supply base for peg graft between power supply base and the power supply pin is more accurate, is difficult for causing the damage to the power supply pin.

The utility model discloses further set up to: link to each other through replying between second guide block and the guide block, reply including replying the spring and replying the pivot, seted up on the lateral wall of guide block and rotated the groove, the rotation hole has been seted up to the one end that second guide block and guide block link to each other, rotate downthehole rotation and install the reply pivot, the both ends of revolving axle link to each other with the lateral wall that rotates the both sides in groove is fixed, set up on the lateral wall of guide block and rotate the mounting groove that the groove is linked together, be provided with the reply spring in the mounting groove, the one end of reply spring links to each other with the lateral wall of one side of mounting groove is fixed, the other end of reply spring links to each other with the second guide block.

Through adopting above-mentioned technical scheme, the second guide block can rotate, and during the rotation, the second guide block promotes the answer spring for answer the spring compressed, the distance increase between second guide block and the first guide block this moment, make the connecting block insert between first guide block and the second guide block more easily. After the connecting block is inserted, the second guide block is released, so that the second guide block returns to the initial state under the action of the return force of the return spring, and the connecting block is clamped.

The utility model discloses further set up to: the guide block is kept away from to the second guide way on the lateral wall of one side of guide block fixedly connected with a set of curved lug, the length direction interval equidistance setting along the second guide way of arc lug, seted up on the connecting block with lug matched with arc draw-in groove, lug and draw-in groove joint cooperation.

Through adopting above-mentioned technical scheme, the setting of arc lug makes the connecting block when pegging graft, does not need the manual second guide block that rotates of people, and when the connecting block was inserted, the connecting block promoted the arc lug for arc lug atress drives the second guide block and rotates, makes things convenient for grafting operation. Meanwhile, after the connection block is connected in an inserting mode, the arc-shaped protruding block is connected with the arc-shaped clamping groove in the connection block in a clamping mode, and therefore the connection block can be connected in an inserting mode more stably.

The utility model discloses further set up to: fixedly connected with locking block on the lateral wall of one side that first guide block is close to the guide block, the roof of locking block sets up to the cambered surface, the locking groove has been seted up on the lateral wall of connecting block, locking block and locking groove looks joint.

Through adopting above-mentioned technical scheme, the locking piece further improves the grafting stability of connecting block, and the connecting block is when pegging graft, and the cambered surface looks butt of connecting block and locking piece for the locking piece promotes the second guide block and rotates, thereby makes the connecting block insert conveniently. And when the connecting block inserts the back, because the bottom surface of locking piece is the plane for the connecting block is difficult for taking place to become flexible under the external force effect, improves the stability of connecting.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the auxiliary block and the guide block are arranged to match the power supply base, so that the power supply base is more stably connected with the power supply pins, and the strength is higher;

2. the connection of the power supply base and the power supply pin is further stabilized by arranging the connecting block, and the connection stability is improved.

Drawings

FIG. 1 is an exploded view of a prior art LED display screen;

fig. 2 is a perspective view of the LED display screen of the present invention;

fig. 3 is an exploded view of the power supply pin and the power supply base of the LED display panel of the present invention;

FIG. 4 is a cross-sectional view of the power base and accessory connection;

FIG. 5 is an enlarged view of A in FIG. 3;

fig. 6 is an enlarged view of B in fig. 4.

Reference numerals: 1. a display screen body; 11. a socket; 12. a power supply base; 13. a mounting frame; 14. a cavity; 15. a resin layer; 2. an auxiliary connection member; 21. an insertion block; 22. a guide; 221. a guide block; 222. an auxiliary block; 23. inserting grooves; 24. positioning blocks; 25. positioning a groove; 3. a guide member; 31. a first guide block; 32. a second guide block; 33. a through groove; 34. a first guide groove; 35. a second guide groove; 36. connecting blocks; 37. a bump; 38. a locking block; 39. a locking groove; 4. a recovery member; 41. a return spring; 42. a return rotating shaft; 43. a rotating groove; 44. mounting grooves; 5. a butting block; 6. a limiting member; 61. a first stopper; 62. a second limiting block; 63. a limiting groove; 64. a limiting hole; 65. a reset block; 66. a slider; 661. a sliding groove; 67. and (7) clamping blocks.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 2, the utility model discloses a grafting mounting structure of LED display screen, including display screen body 1, one side of display screen body 1 is the display surface, fixedly connected with socket 11 on the back PCB board of the opposite side of display screen body 1. The socket 11 is plugged with a power supply base 12.

Referring to fig. 2 and 3, an auxiliary connector 2 is provided at a side of the display screen body 1 connected to the socket 11, and the auxiliary connector 2 includes a socket block 21 connected to a sidewall of the power supply base 12 and a guide member 22 connected to the sidewall of the display screen body 1. The guide 22 includes a guide block 221 and an auxiliary block 222. Guide blocks 221 are arranged on two sides of the width direction of the socket 11, and the guide blocks 221 are fixedly connected with the side wall of the display screen body 1. The side wall of the guiding block 221 near the socket 11 is provided with an inserting groove 23 matched with the inserting block 21, and the inserting block 21 is clamped with the inserting groove 23.

Referring to fig. 3, positioning blocks 24 are fixedly connected to two sides of the insertion block 21, positioning grooves 25 matched with the positioning blocks 24 are formed in side walls of two sides of the insertion groove 23, and the positioning blocks 24 are clamped with the positioning grooves 25.

Referring to fig. 3, a side of the guide block 221 facing away from the socket 11 is provided with a guide 3, the guide 3 includes a first guide block 31 and a second guide block 32, and the first guide block 31 and the second guide block 32 are symmetrically disposed about a symmetry axis of the guide block 221. The first guide block 31 is fixedly connected to the guide block 221.

Referring to fig. 3 and 4, the second guide block 32 is provided with a restoring member 4, and the restoring member 4 includes a restoring spring 41 and a restoring rotating shaft 42. The side wall of the guide block 221 is provided with a rotation groove 43 along the height direction of the guide block 221, and one end of the second guide block 32 close to the guide block 221 is connected with the rotation groove 43 in a sliding manner. One end of the second guide block 32 close to the guide block 221 is provided with a rotation hole along the height direction of the guide block 221, a return rotating shaft 42 is rotatably connected in the rotation hole, and the return rotating shaft 42 penetrates through two ends of the rotation hole and is fixedly connected with the side wall of the rotation groove 43.

Referring to fig. 4, a mounting groove 44 is formed on a side wall of the guide block 221 of the second guide block 32 on a side away from the first guide block 31, and the mounting groove 44 is communicated with the rotation groove 43. A return spring 41 is arranged in the mounting groove 44, one end of the return spring 41 is fixedly connected with the side wall of the second guide block 32, and the other end of the return spring 41 is fixedly connected with the side wall of the mounting groove 44.

Referring to fig. 3 and 4, a through groove 33 is formed between the first guide block 31 and the second guide block 32, a first guide groove 34 is formed in a side wall of the first guide block 31 facing the second guide block 32 along a length direction of the first guide block 31, and a second guide groove 35 is formed in a side wall of the second guide block 32 facing the first guide block 31 in a length direction of the second guide block 32. The side walls of the two sides of the power supply base 12 are fixedly connected with connecting blocks 36, and the connecting blocks 36 are clamped with the first guide grooves 34, the through grooves 33 and the second guide grooves 35.

Referring to fig. 3 and 5, a set of arc-shaped protrusions 37 is fixedly connected to the side wall of one side of the second guide groove 35 away from the guide block 221, the arc-shaped protrusions 37 are equidistantly arranged along the length direction of the second guide groove 35 at intervals, an arc-shaped slot matched with the protrusions 37 is formed in the connecting block 36, and the protrusions 37 are in clamping fit with the slot.

Referring to fig. 3 and 5, a locking block 38 is fixedly connected to a side wall of the second guide block 32 on a side close to the guide block 221, a top wall of the locking block 38 is an arc surface, a locking groove 39 is formed in a side wall of the connecting block 36, and the locking block 38 is in clamping connection with the locking groove 39.

Referring to fig. 3 and 4, the socket 11 is provided at both sides in the length direction with auxiliary blocks 222, and the auxiliary blocks 222 are rotatably coupled to the sidewalls of the display screen body 1. The auxiliary block 222 is fixedly connected with a butting block 5 on the side wall of one side of the display screen body 1, which is close to the socket 11, and the butting block 5 is perpendicular to the auxiliary block 222.

Referring to fig. 4 and 6, the end of the auxiliary block 222 away from the display screen body 1 is provided with a limiting member 6. The limiting member 6 includes an elastic first limiting member 61 and a second limiting member 62. Perpendicular fixedly connected with first stopper 61 on the lateral wall of the supplementary piece 222 one side that is close to socket 11, the one end fixedly connected with second stopper 62 that supplementary piece 222 links to each other is kept away from to first stopper 61, and second stopper 62 is continuous with the lateral wall that first stopper 61 deviates from one side of display screen body 1 is fixed. The side wall of the second stopper 62 on the side away from the auxiliary block 222 is provided with an inclined slope. The guide block 221 is provided with a limiting groove 63 on the side wall close to the auxiliary guide block, the width of the limiting groove 63 is equal to the sum of the width of the first limiting block 61 and the width of the second limiting block 62, and the first limiting block 61 and the second limiting block 62 are slidably connected with each other through the limiting groove 63. The top wall of the guide block 221 is provided with a limit hole 64 communicated with the limit groove 63, and the second limit block 62 is connected with the limit hole 64 in a sliding manner.

Referring to fig. 4 and 6, a reset block 65 is slidably mounted in the limiting hole 64, and an end surface of the reset block 65 abuts against the second limiting block 62. The connecting groove has been seted up along the length direction of guide block 221 on the roof of guide block 221, and the connecting groove is linked together with spacing hole 64, and slidable mounting has sliding block 66 in the connecting groove, sliding block 66 links to each other with reset block 65.

Referring to fig. 4 and 6, an arc-shaped fixture block 67 is connected to a side wall of the auxiliary block 222 close to the power supply base 12, a clamping groove matched with the fixture block 67 is formed in the side wall of the power supply base 12, and the fixture block 67 is in clamping fit with the clamping groove.

The implementation principle of the embodiment is as follows: when the power supply base 12 is plugged into the power supply pin, the connection block 36 on the power supply base 12 is inserted into the first guide groove 34, the second guide groove 35 and the through groove 33, and the plug block 21 is inserted into the plug groove 23. In the process of inserting the power supply base 12 into the power supply pin, the connecting block 36 abuts against the arc-shaped protrusion 37, and the connecting block 36 pushes the arc-shaped protrusion 37, so that the arc-shaped protrusion 37 drives the second guide block 32 to rotate, and the connecting block 36 is smoothly inserted into the second guide groove 35, the through groove 33 and the first guide groove 34. The connecting block 36 is inserted while abutting against the arc surface of the locking block 38, so that the locking block 38 also pushes the second guide block 32 to rotate under the pressing of the connecting block 36.

When the power supply base 12 is plugged into the socket 11, the arc-shaped projection 37 is engaged with the arc-shaped slot. The locking block 38 snaps into the locking slot 39. When power supply base 12 is pegging graft with socket 11, power supply base 12 butt joint piece 5 for butt joint piece 5 receives the extrusion and drives supplementary piece 222 and rotate, supplementary piece 222 rotates and drives first stopper 61 and second stopper 62 and correspond with spacing groove 63 and peg graft, first stopper 61 receives the extrusion of spacing groove 63 lateral wall earlier and crooked, first stopper 61 and second stopper 62 after the bending get into in the spacing groove 63, after power supply base 12 pegs graft with socket 11, second stopper 62 and spacing hole 64 joint, deformation is resumeed to first stopper 61.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a grafting mounting structure of LED display screen, includes display screen body (1), be connected with socket (11) on the back PCB board of display screen body (1), be connected with power supply base (12) on socket (11), its characterized in that: an auxiliary connecting assembly is arranged on one side of the display screen body (1) connected with the socket (11) and the power supply base (12), and comprises an inserting block (21) connected with the side wall of the power supply base (12) and a guide piece (22) connected with the display screen body (1); the guide piece (22) comprises a guide block (221) and an auxiliary block (222) which are connected with the display screen body (1), the guide block (221) is arranged on two sides of the socket (11) in the length direction, the auxiliary block (222) is arranged on two sides of the socket (11) in the width direction, an insertion groove (23) matched with the insertion block (21) is formed in the side wall of one side, close to the socket (11), of the guide block (221), and the insertion block (21) is connected with the insertion groove (23) in a clamping mode; positioning blocks (24) are fixedly connected to two sides of the insertion block (21), positioning grooves (25) matched with the positioning blocks (24) are formed in the side walls of the two sides of the insertion groove (23), and the positioning blocks (24) are clamped with the positioning grooves (25); the one end that supplementary piece (222) display screen body (1) link to each other rotates and links to each other, be connected with butt piece (5) on the lateral wall of the one end that supplementary piece (222) and display screen body (1) link to each other, the one end that links to each other with display screen body (1) is kept away from in supplementary piece (222) is provided with locating part (6), locating part (6) link to each other with guide block (221).

2. The LED display screen plug-in mounting structure of claim 1, wherein: the limiting piece (6) comprises a first limiting piece (61) and an elastic second limiting piece (62), the first limiting piece (61) is vertically connected to the side wall of one side, close to the guide piece (221), of the auxiliary piece (222), the second limiting piece (62) is connected to the side wall of one side, far away from one end connected with the auxiliary piece (222), of the first limiting piece (61) and far away from one side of the display screen body (1), the side wall of one side, far away from the auxiliary piece (222), of the second limiting piece (62) is set to be an inclined surface inclined towards the direction close to the auxiliary piece (222), a limiting groove (63) is formed in the side wall, close to the auxiliary piece (222), of the guide piece (221), the width of the limiting groove (63) is equal to the sum of the width of the first limiting piece (61) and the width of the second limiting piece (62), and a limiting hole (64) communicated with the limiting groove (63) is formed in the top, sliding mounting has reset block (65) in spacing hole (64), first stopper (61) and spacing groove (63) slide and link to each other, second stopper (62) and spacing hole (64) joint, reset block (65) and second stopper (62) looks butt.

3. The LED display screen plug-in mounting structure of claim 2, wherein: the connecting groove has been seted up along the length direction of guide piece (221) on the roof of guide piece (221), the connecting groove is linked together with spacing hole (64), slidable mounting has sliding block (66) in the connecting groove, sliding block (66) link to each other with reset block (65).

4. The LED display screen plug-in mounting structure of claim 2, wherein: the auxiliary block (222) is connected with an arc-shaped clamping block (67) on the side wall of one side close to the power supply base (12), a clamping groove matched with the clamping block (67) is formed in the side wall of the power supply base (12), and the clamping block (67) is in clamping fit with the clamping groove.

5. The LED display screen plug-in mounting structure of claim 1, wherein: one side that guide block (221) deviates from socket (11) is provided with guide (3), guide (3) include first guide block (31) and second guide block (32) that link to each other with the lateral wall of guide block (221), it leads to groove (33) to form between first guide block (31) and second guide block (32), first guide way (34) have been seted up on the lateral wall of first guide block (31) orientation second guide block (32), second guide way (35) have been seted up on the lateral wall of second guide block (32) orientation first guide block (31), be connected with on the lateral wall of power supply base (12) connecting block (36) of using with first guide way (34) and second guide way (35) cooperation, connecting block (36) and first guide way (34), lead to groove (33) and second guide way (35) joint.

6. The LED display screen plug-in mounting structure of claim 5, wherein: the second guide block (32) is connected with the guide block (221) through a return piece (4), the return piece (4) comprises a return spring (41) and a return rotating shaft (42), a rotating groove (43) is arranged on the side wall of the guide block (221), a rotating hole is arranged at one end of the second guide block (32) connected with the guide block (221), a return rotating shaft (42) is rotatably arranged in the rotating hole, two ends of the return rotating shaft (42) are fixedly connected with the side walls at two sides of the rotating groove (43), the side wall of the guide block (221) is provided with an installation groove (44) communicated with the rotating groove (43), a return spring (41) is arranged in the mounting groove (44), one end of the return spring (41) is fixedly connected with the side wall of one side of the mounting groove (44), the other end of the return spring (41) is connected with the second guide block (32).

7. The LED display screen plug-in mounting structure of claim 6, wherein: fixedly connected with a set of curved lug (37) on the lateral wall of one side of guide block (221) is kept away from in second guide way (35), the length direction interval equidistance setting along second guide way (35) is seted up in lug (37), seted up on connecting block (36) with lug (37) matched with arc draw-in groove, lug (37) and draw-in groove joint cooperation.

8. The LED display screen plug-in mounting structure of claim 6, wherein: fixedly connected with locking block (38) on the lateral wall of one side that first guide block (31) is close to guide block (221), the roof of locking block (38) sets up to the cambered surface, locking groove (39) have been seted up on the lateral wall of connecting block (36), locking block (38) and locking groove (39) looks joint.