CN214744845U

CN214744845U - LED display screen fixing device convenient to dismantle

Info

Publication number: CN214744845U
Application number: CN202121029715.1U
Authority: CN
Inventors: 刘云峰
Original assignee: Zhongtian Yunzhi Engineering Co ltd
Current assignee: Zhongtian Yunzhi Engineering Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-16
Anticipated expiration: 2031-05-13

Abstract

The application provides LED display screen fixing device convenient to dismantle belongs to LED display screen technical field. The LED display screen fixing device convenient to disassemble comprises a fixing mechanism and a clamping mechanism. The fixing mechanism comprises a supporting component, a rotating component, a lifting component, a pressing component, a first supporting plate and a first inserting block, wherein the supporting component comprises a fixing box. This application is through fixed case, the bull stick, the threaded rod, the screw hole, the slide, a supporting plate, the third layer board, the third inserted block, the third slot, a handle, the second layer board, the guide rail, a spring, the second inserted block, the effect of second slot and joint board, thereby LED display screen fixing device convenient to detach's purpose has been reached, when people dismantle the LED display screen, need not twist through the instrument and move a plurality of screws and dismantle the LED display screen, dismantle maintenance installation labour saving and time saving, convenient dismantlement, the efficiency of LED display screen installation and dismantlement is improved.

Description

LED display screen fixing device convenient to dismantle

Technical Field

The application relates to the field of LED display screens, in particular to an LED display screen fixing device convenient to detach.

Background

The LED display screen is a flat-panel display, constitute by LED module panel little by one, be used for showing characters, image, the equipment of various information such as video, most LED display screen size is all big on the contrary at present, LED display screen on the market is for firm when fixed mounting, fix through a plurality of screws usually, but break down when the LED display screen leads to needing to dismantle the maintenance installation and waste time and energy, inconvenient dismantlement, the efficiency of LED display screen installation and dismantlement is influenced.

How to invent a fixing device of an LED display screen which is convenient to disassemble to improve the problems becomes a problem to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In order to compensate for the defects, the application provides the LED display screen fixing device convenient to disassemble, and aims to solve the problem that the LED display screen fixing device is inconvenient to disassemble.

The embodiment of the application provides a LED display screen fixing device convenient to dismantle, including fixed establishment and latch mechanism.

The fixing mechanism comprises a supporting component, a rotating component, a lifting component, a pressing component, a first supporting plate and a first inserting block, the supporting component comprises a fixing box, the rotating component is connected to the inner wall of the fixing box, the rotating component penetrates and extends to the outside of the rotating component, the rotating component can rotate in the fixing box, the rotating component penetrates through the lifting component in a threaded manner, one end of the lifting component penetrates and extends to the outside of the fixing box, the pressing component penetrates through the fixing box in a sliding manner, the first supporting plate is installed on one side of the fixing box, the first inserting block is connected to one side of the first supporting plate, the clamping mechanism comprises a clamping plate and an LED display screen body, the LED display screen body is connected to one side of the clamping plate, a groove is formed in the other side of the clamping plate, and the lifting component is inserted in the groove, a second slot and a first slot are formed in two ends of the clamping plate respectively, one end of the pressing assembly is inserted into the second slot, and the first inserting block is inserted into the first slot.

In the implementation process, the fixing box is used for being fixedly installed on the wall surface, then the clamping plate on the LED display screen body is clamped and fixed through the lifting assembly, the pressing assembly, the first supporting plate and the first inserting block, the LED display screen body is installed and detached, the rotating assembly is used for enabling the lifting assembly to be in contact with or separate from the clamping plate, and people can conveniently detach the LED display screen body.

In a specific embodiment, one end of the first insert block is a conical structure, and the first slot is attached to the first insert block.

In the implementation process, the first inserting block is inserted into the first slot and used for supporting the LED display screen body through the clamping and connecting plate to fix the LED display screen body.

In a specific embodiment, the rotating assembly comprises a support plate, a threaded rod, a rotating rod and a limiting ring, the support plate is connected to the inner wall of the fixed box, one end of the threaded rod is rotatably connected to one side of the support plate, the other end of the threaded rod penetrates through and extends to the outside of the fixed box, the rotating rod is mounted at the other end of the threaded rod, the limiting ring is arranged into two symmetrical distribution, and the limiting ring is connected to the outer surface of the threaded rod.

In the implementation process, the rotating rod is used for driving the threaded rod to rotate, and the support plate and the limiting ring are used for improving the stability of the threaded rod during rotation, so that the threaded rod is not easy to deviate during rotation.

In a specific implementation scheme, a second through hole is formed in one end of the fixing box, the second through hole is in clearance fit with the threaded rod, and the two limiting rings are located on two sides of the second through hole.

In the above implementation, the second through hole is used to enable the threaded rod to rotate in the fixing box.

In a specific implementation scheme, the lifting assembly comprises a sliding plate, a sliding rail, a supporting plate, a third supporting plate and a third insert block, wherein a threaded hole is formed in the inner surface of the sliding plate, the threaded rod is in threaded connection with the threaded hole, the sliding rail is connected to one end of the sliding plate, the supporting plate is installed on one side of the sliding plate, the number of the third supporting plate is two, the third supporting plate is connected to one side of the supporting plate, the third supporting plate penetrates through and extends to the outside of the fixed box, the third supporting plate is inserted into the groove, and the third insert block is installed on one side of the third supporting plate.

In the implementation process, the threaded hole is used for enabling the sliding plate to drive the supporting plate to move up and down along with the rotation of the threaded rod, and the supporting plate can drive the third supporting plate and the third inserting block to move up and down.

In a specific embodiment, a third slot is formed in the inner wall of the groove, the third insert block is of a conical structure, and the third insert block is inserted into the third slot.

In the implementation process, the third inserting block is inserted into the third slot and used for limiting the clamping plate, so that the clamping plate is fixed on the fixing box, and the LED display screen body is positioned.

In a specific embodiment, the inner wall of the fixed box is provided with a sliding groove, the sliding rail is of an arc-shaped structure, and the sliding rail is slidably connected to the sliding groove.

In the implementation process, the sliding rail and the sliding groove are used for enabling the sliding plate to move up and down along with the rotation of the threaded rod.

In a specific embodiment, a sliding opening is formed in one side of the fixed box, and the third supporting plate is slidably connected to the sliding opening.

In the implementation process, the sliding opening is used for enabling the third supporting plate to penetrate through the fixing box to drive the third supporting plate and the third inserting block to move up and down.

In a specific embodiment, compress tightly the subassembly and include guide rail, limiting plate, spring, second layer board, second inserted block and handle, first through-hole has been seted up to the fixed case other end, the guide rail slide run through in first through-hole, limiting plate connect in guide rail one end, the spring cup joint in the guide rail surface, the spring is located the limiting plate with between the fixed incasement wall, the second layer board install in the guide rail other end, the handle connect in second layer board one side, the protective sheath has been cup jointed to the handle surface, the second inserted block install in second layer board opposite side, the second inserted block is the circular cone type structure, the second inserted block peg graft in the second slot.

In the above-mentioned realization process, the elasticity of spring passes through guide rail, limiting plate and second layer board and makes the second inserted block insert in the second slot, consolidates the joint board, improves the joint strength between joint board and the fixed case, and the handle is used for driving the second inserted block rebound through the second layer board, makes the separation of second inserted block and second slot, makes the convenient dismantlement of LED display screen body.

In a specific embodiment, one side of the fixed box is fixedly connected with a buffer block, the number of the buffer blocks is two, and the buffer blocks are attached to the other side of the clamping plate.

In the implementation process, the buffer block is used for protecting the joint of the clamping plate and the fixed box, and abrasion of the joint of the fixed box and the clamping plate is reduced.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a detachable LED display screen fixing device provided in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a fixing mechanism provided in an embodiment of the present application;

FIG. 3 is a schematic structural view of a support assembly according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural diagram of a rotating assembly according to an embodiment of the present disclosure;

FIG. 5 is a schematic structural diagram of a lift assembly according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a hold-down assembly according to an embodiment of the present disclosure;

fig. 7 is a schematic structural diagram of a clamping mechanism according to an embodiment of the present disclosure.

In the figure: 10-a fixing mechanism; 110-a support assembly; 111-a stationary box; 112-a sliding port; 113-a first via; 114-a second via; 115-a chute; 120-a rotating assembly; 121-support plate; 122-a threaded rod; 123-rotating rod; 124-a spacing ring; 130-a lifting assembly; 131-a slide plate; 132-a slide rail; 133-a support plate; 134-a third pallet; 135-a third insert; 136-a threaded hole; 140-a hold down assembly; 141-a guide rail; 142-a limiting plate; 143-a spring; 144-a second pallet; 145-a second insert; 146-a handle; 150-a first pallet; 160-a first insert; 170-a buffer block; 20-a clamping mechanism; 210-a clamping plate; 220-LED display screen body; 230-a second slot; 240-a first slot; 250-grooves; 260-third slot.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a detachable LED display screen fixing device, which includes a fixing mechanism 10 and a clamping mechanism 20.

Wherein, fixed establishment 10 pegs graft in latch mechanism 20, and latch mechanism 20 passes through the latch structure to be fixed on fixed establishment 10, fixes the LED display screen, convenient and fast when dismantling simultaneously, labour saving and time saving.

Referring to fig. 1, 2 and 3, the fixing mechanism 10 includes a supporting component 110, a rotating component 120, a lifting component 130, a pressing component 140, a first supporting plate 150 and a first inserting block 160, the supporting component 110 includes a fixing box 111, the rotating component 120 is connected to an inner wall of the fixing box 111, the rotating component 120 extends through the fixing box 120, the rotating component 120 can rotate in the fixing box 111, the rotating component 120 is threaded through the lifting component 130, one end of the lifting component 130 extends through the fixing box 111, the pressing component 140 slidably extends through the fixing box 111, the first supporting plate 150 is mounted on one side of the fixing box 111, specifically, the first supporting plate 150 is fixedly mounted on one side of the fixing box 111 by welding, the first inserting block 160 is connected to one side of the first supporting plate 150, specifically, the first inserting block 160 is fixedly connected to one side of the first supporting plate 150 by welding, the fixing box 111 is used for fixedly mounting on a wall surface, rotating assembly 120 can make lifting unit 130 reciprocate, makes the LED display screen make things convenient for people to dismantle, has set up and has compressed tightly subassembly 140, can consolidate between LED display screen and the fixed box 111, improves the joint strength between fixed box 111 and the LED display screen.

Referring to fig. 2, 3, 4, 5, and 7, the rotating assembly 120 includes a support plate 121, a threaded rod 122, a rotating rod 123 and a limiting ring 124, the support plate 121 is connected to the inner wall of the fixed box 111, specifically, the support plate 121 is fixedly connected to the inner wall of the fixed box 111 by welding, one end of the threaded rod 122 is rotatably connected to one side of the support plate 121, specifically, one end of the threaded rod 122 is rotatably connected to one side of the support plate 121 by a bearing, the other end of the threaded rod 122 extends to the outside of the fixed box 111, the rotating rod 123 is installed at the other end of the threaded rod 122, specifically, the rotating rod 123 is fixedly installed at the other end of the threaded rod 122 by welding, the limiting ring 124 is arranged in two symmetrical distributions, the limiting ring 124 is connected to the outer surface of the threaded rod 122, specifically, the limiting ring 124 is fixedly connected to the outer surface of the threaded rod 122 by welding, one end of the fixed box 111 is provided with a second through hole 114, the second through hole 114 is in clearance fit with the threaded rod 122, two spacing rings 124 are located second through hole 114 both sides, have set up bull stick 123, can drive threaded rod 122 and rotate, have set up extension board 121 and spacing ring 124, can improve the stability when threaded rod 122 rotates, are difficult for the skew when making threaded rod 122 rotate, have set up second through hole 114, can make threaded rod 122 can rotate in fixed box 111.

In some specific embodiments, the lifting assembly 130 includes a sliding plate 131, a sliding rail 132, a supporting plate 133, a third supporting plate 134 and a third insert 135, wherein a threaded hole 136 is formed in an inner surface of the sliding plate 131, the threaded rod 122 is in threaded connection with the threaded hole 136, the sliding rail 132 is connected to one end of the sliding plate 131, specifically, the sliding rail 132 is fixedly connected to one end of the sliding plate 131 by welding, the supporting plate 133 is installed at one side of the sliding plate 131, specifically, the supporting plate 133 is fixedly installed at one side of the sliding plate 131 by welding, the third supporting plate 134 is connected to one side of the supporting plate 133, specifically, the third supporting plate 134 is fixedly connected to one side of the supporting plate 133 by welding, the third supporting plate 134 extends to the outside of the fixing box 111, the third supporting plate 134 is inserted into the groove 250, the third insert 135 is installed at one side of the third supporting plate 134, specifically, the third insert 135 is fixedly installed at one side of the third supporting plate 134 by welding, the inner wall of the groove 250 is provided with a third slot 260, the third insert block 135 is of a conical structure, the third insert block 135 is inserted into the third slot 260, the inner wall of the fixed box 111 is provided with a sliding groove 115, the sliding rail 132 is of an arc structure, the sliding rail 132 is connected to the sliding groove 115 in a sliding manner, one side of the fixed box 111 is provided with a sliding opening 112, the third support plate 134 is connected to the sliding opening 112 in a sliding manner, a threaded hole 136 is arranged, the sliding plate 131 can drive the support plate 133 to move up and down along with the rotation of the threaded rod 122, so as to drive the third support plate 134 and the third insert block 135 to move up and down, the third insert block 135 can be inserted into the third slot 260 to limit the clamping plate 210 when moving down, so that the clamping plate 210 is clamped and fixed on the fixed box 111 to position the LED display screen body 220, when the third insert block 135 moves up, the third insert block 135 is separated from the third slot 260, so that people can conveniently disassemble the LED display screen, the sliding rail 132 and the sliding groove 115 are arranged, slide plate 131 is allowed to move up and down in accordance with the rotation of threaded rod 122, and slide rail 132 and slide groove 115 are provided so that slide plate 131 can move up and down in accordance with the rotation of threaded rod 122.

Referring to fig. 2, 3, 6 and 7, the pressing assembly 140 includes a guide rail 141, a limiting plate 142, a spring 143, a second supporting plate 144, a second insert 145 and a handle 146, the other end of the fixing box 111 is provided with a first through hole 113, the guide rail 141 slidably penetrates through the first through hole 113, the limiting plate 142 is connected to one end of the guide rail 141, specifically, the limiting plate 142 is fixedly connected to one end of the guide rail 141 by welding, the spring 143 is sleeved on the outer surface of the guide rail 141, the spring 143 is located between the limiting plate 142 and the inner wall of the fixing box 111, the second supporting plate 144 is installed at the other end of the guide rail 141, specifically, the second supporting plate 144 is fixedly installed at the other end of the guide rail 141 by welding, the handle 146 is connected to one side of the second supporting plate 144, specifically, the handle 146 is fixedly connected to one side of the second supporting plate 144 by welding, the outer surface of the handle 146 is sleeved with a protective sleeve, the second insert 145 is installed at the other side of the second supporting plate 144, the second insert block 145 is fixedly installed on the other side of the second supporting plate 144 through welding, the second insert block 145 is of a conical structure, the second insert block 145 is inserted into the second slot 230, the elastic force of the spring 143 passes through the guide rail 141, the limiting plate 142 and the second supporting plate 144 to enable the second insert block 145 to be inserted into the second slot 230, the clamping plate 210 is reinforced, the connection strength between the clamping plate 210 and the fixing box 111 is improved, the handle 146 is arranged and used for driving the second insert block 145 to move upwards through the second supporting plate 144, the second insert block 145 is separated from the second slot 230, and the LED display screen body 220 is convenient to detach.

Referring to fig. 1, 2, 3, and 7, the clamping mechanism 20 includes a clamping plate 210 and an LED display screen body 220, the LED display screen body 220 is connected to one side of the clamping plate 210, specifically, the LED display screen body 220 is fixedly connected to one side of the clamping plate 210 by adhesive bonding, a groove 250 is formed on the other side of the clamping plate 210, the lifting assembly 130 is inserted into the groove 250, a second slot 230 and a first slot 240 are respectively formed at two ends of the clamping plate 210, one end of the pressing assembly 140 is inserted into the second slot 230, and the first insertion block 160 is inserted into the first slot 240.

In some specific embodiments, first insert 160 one end is the circular cone type structure, first slot 240 laminates with first insert 160, fixed case 111 one side fixedly connected with buffer block 170, specifically, fixed case 111 one side is through gluing fixedly connected with buffer block 170, buffer block 170 sets up to two, buffer block 170 laminates with joint plate 210 another side, buffer block 170 is used for protecting the junction of joint plate 210 and fixed case 111, reduces the wearing and tearing of fixed case 111 and joint plate 210 junction.

The working principle of the device is as follows: the fixing box 111 is fixedly installed on a wall in advance, when people need to disassemble the LED display screen body 220, firstly, the rotating rod 123 is rotated, the rotating rod 123 drives the threaded rod 122 to rotate, the threaded rod 122 drives the sliding plate 131 to move upwards through the threaded hole 136, the sliding plate 131 drives the supporting plate 133 to move upwards, the supporting plate 133 drives the two third supporting plates 134 to move upwards in the groove 250, the two third supporting plates 134 drive the two third inserting blocks 135 to move upwards, the two third inserting blocks 135 separate from the two third slots 260, at this time, people hold the handle 146 and move the handle 146 upwards, the handle 146 drives the second supporting plate 144 to move upwards, the second supporting plate 144 overcomes the elastic force of the spring 143 through the guide rail 141 and moves the second inserting block 145 upwards, the second inserting block 145 separates from the second slot 230, at this time, people can move the clamping plate 210 and the LED display screen body 220 upwards, and the LED display screen body 220 can be taken off from the fixing box 111, thereby reached LED display screen fixing device convenient to detach's purpose, when people dismantled the LED display screen, need not twist through the instrument and move a plurality of screws and dismantle the LED display screen, dismantle maintenance installation labour saving and time saving, the convenient dismantlement improves the efficiency of LED display screen installation and dismantlement.

It should be noted that the specific model specifications of the threaded rod 122, the spring 143, and the LED display screen body 220 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the LED display screen body 220 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A LED display screen fixing device convenient to disassemble is characterized by comprising

A fixing mechanism (10), wherein the fixing mechanism (10) comprises a supporting component (110), a rotating component (120), a lifting component (130), a pressing component (140), a first supporting plate (150) and a first inserting block (160), the support assembly (110) includes a stationary box (111), the rotating assembly (120) is connected to an inner wall of the stationary box (111), the rotating component (120) extends through to the outside of the rotating component (120), the rotating component (120) can rotate in the fixed box (111), the rotating component (120) penetrates through the lifting component (130) in a threaded mode, one end of the lifting component (130) penetrates and extends to the outside of the fixed box (111), the pressing component (140) penetrates through the fixed box (111) in a sliding mode, the first supporting plate (150) is installed on one side of the fixed box (111), the first insert block (160) is connected to one side of the first supporting plate (150);

the clamping mechanism (20), the clamping mechanism (20) includes a clamping plate (210) and an LED display screen body (220), the LED display screen body (220) is connected to one side of the clamping plate (210), a groove (250) is formed in the other side of the clamping plate (210), the lifting assembly (130) is inserted into the groove (250), a second slot (230) and a first slot (240) are respectively formed in two ends of the clamping plate (210), one end of the pressing assembly (140) is inserted into the second slot (230), and the first insertion block (160) is inserted into the first slot (240).

2. The LED display screen fixing device convenient to disassemble as claimed in claim 1, wherein one end of the first insertion block (160) is in a cone-shaped structure, and the first slot (240) is attached to the first insertion block (160).

3. The LED display screen fixing device convenient to disassemble as claimed in claim 1, wherein the rotating assembly (120) comprises a support plate (121), a threaded rod (122), a rotating rod (123) and a limiting ring (124), the support plate (121) is connected to the inner wall of the fixed box (111), one end of the threaded rod (122) is rotatably connected to one side of the support plate (121), the other end of the threaded rod (122) extends to the outside of the fixed box (111) in a penetrating manner, the rotating rod (123) is mounted at the other end of the threaded rod (122), the limiting ring (124) is arranged in two symmetrical distribution, and the limiting ring (124) is connected to the outer surface of the threaded rod (122).

4. The LED display screen fixing device convenient to disassemble as claimed in claim 3, wherein one end of the fixing box (111) is provided with a second through hole (114), the second through hole (114) is in clearance fit with the threaded rod (122), and the two limiting rings (124) are located on two sides of the second through hole (114).

5. A LED display screen fixing device convenient to disassemble according to claim 3, the lifting component (130) comprises a sliding plate (131), a sliding rail (132), a supporting plate (133), a third supporting plate (134) and a third inserting block (135), the inner surface of the sliding plate (131) is provided with a threaded hole (136), the threaded rod (122) is in threaded connection with the threaded hole (136), the slide rail (132) is connected with one end of the sliding plate (131), the supporting plate (133) is arranged at one side of the sliding plate (131), the number of the third supporting plates (134) is two, the third supporting plates (134) are connected to one side of the supporting plate (133), the third supporting plates (134) penetrate and extend to the outside of the fixed box (111), the third supporting plate (134) is inserted into the groove (250), and the third inserting block (135) is installed on one side of the third supporting plate (134).

6. The LED display screen fixing device convenient to disassemble as claimed in claim 5, wherein a third slot (260) is formed in the inner wall of the groove (250), the third insertion block (135) is of a conical structure, and the third insertion block (135) is inserted into the third slot (260).

7. The LED display screen fixing device convenient to disassemble and assemble as claimed in claim 5, wherein a sliding groove (115) is formed in the inner wall of the fixing box (111), the sliding rail (132) is of an arc-shaped structure, and the sliding rail (132) is slidably connected to the sliding groove (115).

8. The LED display screen fixing device convenient to disassemble and assemble as claimed in claim 5, wherein a sliding opening (112) is formed in one side of the fixing box (111), and the third supporting plate (134) is slidably connected to the sliding opening (112).

9. The LED display screen fixing device convenient to disassemble and assemble as recited in claim 1, wherein the pressing component (140) comprises a guide rail (141), a limiting plate (142), a spring (143), a second supporting plate (144), a second inserting block (145) and a handle (146), the other end of the fixing box (111) is provided with a first through hole (113), the guide rail (141) slidably penetrates through the first through hole (113), the limiting plate (142) is connected to one end of the guide rail (141), the spring (143) is sleeved on the outer surface of the guide rail (141), the spring (143) is located between the limiting plate (142) and the inner wall of the fixing box (111), the second supporting plate (144) is installed at the other end of the guide rail (141), the handle (146) is connected to one side of the second supporting plate (144), and a protective sleeve is sleeved on the outer surface of the handle (146), the second inserting block (145) is installed on the other side of the second supporting plate (144), the second inserting block (145) is of a conical structure, and the second inserting block (145) is inserted into the second inserting groove (230).

10. The LED display screen fixing device convenient to disassemble as claimed in claim 1, wherein a buffer block (170) is fixedly connected to one side of the fixing box (111), the number of the buffer blocks (170) is two, and the buffer blocks (170) are attached to the other side of the clamping plate (210).