WO2023040988A1 - Led display screen - Google Patents

Abstract

An LED display screen (4), comprising: at least one LED box body (100), a mounting frame (200), and a support base (300). The LED box body (100) is vertically and slidably mounted on the mounting frame (200). The support base (300) is fixed to the mounting frame (200), and the top surface of the support base (300) abuts against the bottom end of the LED box body (100). The display screen comprises at least one LED box body (100), a mounting frame (200), and a support base (300). The LED box body (100) is fixed to a wall by means of the mounting frame (200). The LED box body (100) is vertically and slidably mounted on the mounting frame (200), allowing the LED box body (100) to slide vertically, so that the LED box body (100) can be dismounted from the top. The maintenance is simple and convenient, a scaffold or a crane does not need to be used, the safety is high, and the maintenance cost is low. Further, the support base (300) is mounted on the mounting frame (200), and the top surface of the support base (300) abuts against the bottom end of the LED box body (100) to support the LED box body (100), thereby improving the mounting stability and reliability of the LED box body (100).

Description

LED display

This application claims the priority of the Chinese patent application with the application number 202111101062.8 and the application name "LED Display" submitted to the China Patent Office on September 18, 2021, the entire contents of which are incorporated in this application by reference.

technical field

The invention relates to the field of display technology, in particular to an LED display screen.

Background technique

Due to the advantages of high brightness, low energy consumption, long service life, wide viewing angle range, rich and diverse display methods and display content, LED display screens are widely used in information dissemination and advertising and other fields.

When the LED display is installed on a higher wall, such as the parapet on the second floor of the stadium and the stage, the LED display is usually installed directly on the wall. For the LED display screen maintained at the rear side, due to the small distance between the back of the LED display screen and the wall, maintenance channels cannot be set up, and maintenance cannot be performed at the rear side; for the LED display screen maintained at the front side, due to the installation The location is relatively high, and it is necessary to set up scaffolding or cooperate with a crane to achieve front maintenance, which is difficult to maintain.

For this reason, there is a need in the art for an LED display screen that is easy and convenient to maintain.

Contents of the invention

The invention provides an LED display screen, which can maintain the LED display screen from the top direction of the LED display screen.

In order to achieve the above object, the present invention adopts the following technical solutions:

The present invention provides an LED display screen, comprising: at least one LED box body, an installation frame and a support seat; the LED box body is vertically slidably installed on the installation frame; the support seat is fixed on the installed on the frame, and the top surface of the support seat abuts against the bottom end of the LED box.

Compared with the prior art, the LED display screen provided by the present invention has the following advantages:

The LED display screen provided by the present invention includes at least one LED box body, an installation frame and a support seat, the LED box body is fixed on the wall through the installation frame; the LED box body is vertically slidably installed on the installation frame, so that the LED The cabinet can slide vertically, so that the LED cabinet can be disassembled from the top, and the maintenance is simple and convenient, without the need for scaffolding or cranes, etc., with high safety and low maintenance costs; and the support seat is installed on the installation frame, and the top surface of the support seat It abuts against the bottom of the LED box to support the LED box and improves the stability and reliability of the installation of the LED box.

In addition to the technical problems solved by the present invention described above, the technical features constituting the technical solutions and the beneficial effects brought by the technical features of these technical solutions, other technical problems and technical problems that the LED display screen provided by the present invention can solve Other technical features contained in the solution and the beneficial effects brought by these technical features will be further described in detail in the specific implementation manner.

Description of drawings

FIG. 1 is a diagram of an installation scene of an LED display screen provided by an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the LED display screen provided by the embodiment of the present invention during installation;

Fig. 3 is the front view of Fig. 2;

Fig. 4 is the left view of Fig. 2;

Fig. 5 is the top view of Fig. 2;

Fig. 6 is a structural schematic diagram of a vertical guide rail and a support seat of an LED display screen provided by an embodiment of the present invention;

Fig. 7 is the front view of Fig. 6;

Fig. 8 is the left view of Fig. 6;

Figure 9 is a top view of Figure 6;

Fig. 10 is a schematic structural diagram of an LED box of an LED display provided by an embodiment of the present invention;

Fig. 11 is the left view of Fig. 10;

Figure 12 is a top view of Figure 10;

Fig. 13 is a partial structural schematic diagram of an LED box according to an embodiment of the present invention.

Detailed ways

Fig. 1 is a diagram of an installation scene of an LED display provided by an embodiment of the present invention. In combination with Figure 1, when the LED display is installed on a higher wall, for example, as shown in Figure 1, the stadium has a first-floor stand 1 and a second-floor stand 2, and a wall 3 is arranged at the front end of the second-floor stand 2. The wall body 3 has the function of a railing, and can be called a parapet wall in the technical field of architecture. The LED display screen 4 is installed on the front side of the wall body 3, and is used for information dissemination, advertising and the like.

During the use of the LED display screen 4, it is inevitable to perform maintenance. The conventional maintenance method of the LED display is usually the front maintenance method or the rear maintenance method, that is, the maintenance work is performed on the front side or the rear side of the LED display screen. The inventor found that because the distance between the back of the LED display screen and the wall 3 is very small, maintenance access cannot be provided, and the LED display screen 4 cannot adopt the post-maintenance method; Auxiliary equipment such as scaffolding or a crane can only be maintained on the first-floor stand 1 . The maintenance work is tedious and complicated, and the cost is high; and the slope setting of the stand 1 on the first floor increases the difficulty of the front maintenance method, and the safety is low.

The inventor considers disassembling the LED display screen 4 from the left, right or bottom side for maintenance. The moving distance of the LED display screen 4 in the left and right directions is too large, and it is more difficult to realize the curved wall body 3; The LED display screen 4 still needs auxiliary equipment such as scaffolding or a crane.

For this reason, the inventor has found through careful research that the LED display 4 is disassembled from the top on the second-floor grandstand 2 without the need for auxiliary equipment such as scaffolding or a crane. The inventor has further developed a LED display screen that can be maintained from the top. The LED box of the LED display screen is slidably installed on the vertical guide rail vertically, so that the LED box can slide out from the top, and the disassembly is simple and convenient without using auxiliary tools such as scaffolding or cranes; and on the vertical guide rail The bottom end is provided with a support base to support the LED box, improving the stability and reliability of the LED box installation; the back of the vertical guide rail can be slidably installed on the horizontal slide rail, and the horizontal slide rail is fixed on the wall. The body can slide horizontally, making the installation and adjustment of the LED box simple and convenient.

It should be noted here that Fig. 1 only shows the application scene of the LED display screen of the embodiment of the present invention, but it should not be regarded as a limitation on the application scene of the LED display screen of the embodiment of the present invention. The LED display screen of the embodiment of the present invention can be applied to the wall body that is hollowed out from the upper floor relative to the lower floor.

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

First of all, it should be explained that in the embodiment of the present invention, the orientation word "front" refers to the side of the display surface of the LED display, and the orientation word "rear" refers to the side away from the display surface of the LED display. The direction is the Z direction in the drawings; the horizontal direction is the X direction, and the vertical direction is the Y direction.

Fig. 2 is a schematic structural diagram of the LED display screen provided by the embodiment of the present invention during installation; Fig. 3 is a front view of Fig. 2; Fig. 4 is a left side view of Fig. 2; Fig. 5 is a top view of Fig. 2 .

Referring to FIG. 2 to FIG. 5 , an embodiment of the present invention provides an LED display screen, which includes: at least one LED box 100 , an installation frame 200 and a support seat 300 . Wherein, the LED box body 100 is used for displaying, and the installation frame 200 is used for fixing the LED box body 100 on the wall. The back of the installation frame 200 is used for fixed connection with the wall, for example, the installation frame 200 can be fixed on the wall by bolts.

Wherein, the LED box 100 is slidably installed on the installation frame 200 along the vertical Y, for example, the back of the LED box 100 is provided with a chute extending along the vertical Y, and the front side of the installation frame 200 is provided with a slider; Alternatively, the back of the LED box 100 is provided with a slider, and the front side of the installation frame 200 is provided with a chute extending vertically Y, and the slider is slidably installed in the chute, so that the LED box 100 can be mounted vertically. Slide to Y for easy disassembly and assembly.

The support base 300 is fixed on the installation frame 200 , and the top surface of the support base 300 abuts against the bottom of the LED box 100 to support the LED box 100 and limit the position of the support base 300 along the vertical Y direction. Wherein, the support base 300 can be fixed on the installation frame 200 by screws, and the support base 300 can also be fixed on the installation frame 200 by clamping, welding and the like.

Therefore, the LED display screen provided by the embodiment of the present invention includes at least one LED box body 100, an installation frame 200, and a support base 300. The LED box body 100 is fixed on the wall through the installation frame 200; the LED box body 100 is vertically Y is slidably installed on the installation frame 200, so that the LED box 100 can slide vertically Y, so that the LED box 100 can be disassembled from the top, and the maintenance is simple and convenient, without the need for scaffolding or cranes, etc., high safety and low maintenance costs Low; and the support base 300 is installed on the installation frame 200, the top surface of the support base 300 abuts against the bottom of the LED box 100 to support the LED box 100, improving the stability and reliability of the LED box 100 installation.

In some implementations, the front of the installation frame 200 is provided with at least one vertical chute 211, and the vertical chute 211 extends along the vertical Y; correspondingly, the back of the LED box 100 is provided with at least one set of sliders, The slider set includes at least one slider 110; the slider 110 is slidably installed in the vertical slide groove 211, so that the LED box 100 can slide vertically Y.

Wherein, the shape of the horizontal section of the vertical slide groove 211 is the same as that of the slider 110 . For example, the vertical chute 211 can be a T-shaped slot, and correspondingly, the slider 110 is a T-shaped block; The specific shapes of the chute 211 and the slider 110 are not limited.

In this way, it is enough to add a slider 110 on the back of the existing LED box 100, which is simple and convenient to operate, low in cost, and convenient to improve the existing LED box; avoid slotting on the LED box 100, and avoid affecting the LED box The layout of the bulk 100 electrical devices results in an increase in cost.

Optionally, the slider group includes a slider 110 . In order to improve the stability and reliability of the installation of the LED box 100 , the slider 110 may be a long strip structure extending along the vertical direction Y.

Figure 10 is a schematic structural view of the LED box of the LED display provided by the embodiment of the present invention; Figure 11 is the left view of Figure 10; Figure 12 is the top view of Figure 10; Figure 13 is a part of the LED box of the embodiment of the present invention Schematic.

Optionally, referring to Fig. 11 and Fig. 13, the slider group includes a plurality of sliders 110, and the plurality of sliders 110 are arranged at intervals along the vertical Y, for example, the slider group includes three sliders 110, two of which are 110 are arranged at the upper and lower ends of the LED box 100 respectively, and another slider 110 is arranged at the middle position. The embodiment of the present invention does not limit the number of sliders 110 in the slider group. In this embodiment, arranging multiple sliders 110 can improve the stability and reliability of the installation of the LED box 100; compared to setting a longer slider, this embodiment arranging a plurality of small sliders is not only convenient for processing, but also beneficial to Reduce the weight of the LED box 100 .

In some embodiments, the front of the installation frame 200 is provided with a plurality of vertical sliding slots 211 , and the plurality of vertical sliding slots 211 are arranged at intervals along the horizontal direction X. As shown in FIG. The interval between two adjacent vertical chute 211 can be the same, that is, a plurality of vertical chute 211 is evenly spaced along the horizontal direction X; certainly, the interval between at least two adjacent vertical chute 211 and The intervals between the other two adjacent vertical slide slots 211 are different.

Correspondingly, the back of the LED box 100 is provided with multiple sets of slider groups, and the multiple sets of slider groups are arranged at intervals along the horizontal direction X, and the sliders 110 in the same slider group are slidably installed in the same vertical chute 211 Among them, the number of slider groups is consistent with the number of vertical chute 211 , that is, the slider group and the vertical chute 211 are set in one-to-one correspondence, which further improves the stability and reliability of the installation of the LED box 100 .

Referring to FIG. 2 to FIG. 5 , the installation frame 200 of the embodiment of the present invention includes a plurality of vertical guide rails 210 arranged at intervals along the horizontal direction X, and each vertical guide rail 210 is provided with at least one vertical sliding slot 211 . Wherein, the vertical guide rail 210 extends along the vertical direction Y, and a plurality of vertical guide rails 210 are evenly spaced along the horizontal direction X. The embodiment of the present invention does not limit the number of vertical guide rails 210 and the interval between two adjacent vertical guide rails 210 , those skilled in the art can set them according to the size and quantity of the LED box 100 .

Each vertical guide rail 210 can be provided with a vertical slide slot 211, and each vertical guide rail 210 can also be provided with multiple vertical slide slots 211, and the multiple vertical slide slots 211 are arranged at intervals along the horizontal direction. The distance between two adjacent vertical slide slots 211 of the same vertical guide rail 210 may be smaller than the distance between two adjacent vertical guide rails 210 .

Continuing to refer to FIG. 2 to FIG. 5 , there may be multiple LED cabinets 100, and the multiple LED cabinets 100 are arranged at intervals along the horizontal direction X. Of course, in order to improve the display effect, the interval between two adjacent LED cabinets 100 It can be zero, that is, multiple LED boxes 100 are arranged in sequence along the horizontal direction X. Two adjacent LED cabinets 100 can share one vertical guide rail 210, and are respectively slidably installed in different vertical slide grooves 211 of the same vertical guide rail 210; of course, two adjacent LED cabinets 100 can also be separately installed on on the respective vertical guide rails 210. One LED box 100 can be provided with one vertical guide rail 210 correspondingly, and one LED box 100 can also be corresponding to multiple vertical guide rails 210 .

In some implementations, the adjacent two sets of slider groups of two adjacent LED cabinets 100 are respectively slidably installed in the two vertical slide grooves 211 of the same vertical guide rail 210, that is, two adjacent LED boxes 100 The cabinets 100 share one vertical guide rail 210 , which can avoid the machining error and misalignment error of guiding the vertical guide rail 210 , which may lead to an excessively large distance between two adjacent LED cabinets 100 .

In a specific implementation, referring to FIG. 2 , the vertical guide rail 210 is provided with two vertical slide grooves 211 at intervals along the horizontal direction X; each LED box 100 is provided with a set of sliders on the left and right sides respectively. Taking three vertical guide rails 210 and two LED cabinets 100 as an example for illustration. The left side slider group of the left LED box body 100 is slidably installed in the right side vertical chute 211 of the left side vertical guide rail 210; the right side slider group of the left side LED box body 100 is slidably installed in the in the left vertical chute 211 of the middle vertical guide rail 210; The right slider group of the box body 100 is slidably installed in the left vertical slide groove 211 of the right vertical guide rail 210 .

Fig. 6 is a schematic structural view of the vertical guide rail and the support seat of the LED display screen provided by the embodiment of the present invention; Fig. 7 is the front view of Fig. 6; Fig. 8 is the left view of Fig. 6; Fig. 9 is the top view of Fig. 6 .

Referring to FIG. 6 to FIG. 9 , the vertical guide rail 210 of this embodiment includes a mounting back plate 213 , a first side plate 214 , a second side plate 215 , a first limiting plate 216 and a second limiting plate 217 . Wherein, the first side plate 214 and the second side plate 215 are disposed in front of the installation backplane 213 at intervals relative to each other, and both the first side plate 214 and the second side plate 215 are perpendicular to the installation backplane 213 . The end of the first side plate 214 is bent toward the second side plate 215 to form a first limiting plate 216, and the first limiting plate 216 can be perpendicular to the first side plate 214; the end of the second side plate 215 faces the first The side plate 214 is bent to form a second limiting plate 217 , and the second limiting plate 217 may be perpendicular to the second side plate 215 . The distance between the second limiting plate 217 and the first limiting plate 216 is smaller than the distance between the first side plate 214 and the second side plate 215 . The first limiting plate 216 and the second limiting plate 217 form an opening, and a receiving portion is formed between the first side plate 214 and the second side plate 215 . The first limiting plate 216, the second limiting plate 217, the first side plate 214, the second side plate 215, and the installation back plate 213 between the first side plate 214 and the second side plate 215 form a vertical chute 211 .

12, the slider 110 includes a connecting portion 111 and a matching portion 112, the connecting portion 111 is respectively connected to the matching portion 112 and the LED box 100, the connecting portion 111 is passed through the opening; the matching portion 112 is located between the first side plate 214 and Between the second side plates 215; the length of the matching portion 112 along the horizontal direction X is greater than the distance between the first limiting plate 216 and the second limiting plate 217, so that the matching portion 112 is located in the vertical slide groove 211 without come out.

The vertical chute 211 of the present embodiment is provided with a first limiting plate 216 and a second limiting plate 217 at its end to prevent the slider 110 from coming out of the vertical chute 211 and improve the installation of the LED box 100. stability and reliability.

The installation frame 200 in the embodiment of the present invention further includes a fixing frame, which is fixedly connected with the vertical guide rail 210 and used for fixedly connecting with the wall. The fixing frame can be a structure such as a rectangular frame or a grid frame.

Continuing to refer to Fig. 2 to Fig. 5, in some possible implementations, the fixed frame includes a plurality of horizontal guide rails 220, and the horizontal guide rails 220 extend along the horizontal direction X; the plurality of horizontal guide rails 220 are arranged at intervals along the vertical Y; The slidable mount is fitted with a retaining nut. The optional horizontal guide rail 220 is C-shaped steel with low cost. The horizontal guide rail 220 is provided with a horizontal chute extending along the horizontal direction, and the fixing nut is slidably installed in the horizontal chute.

The installation frame 200 of this embodiment further includes fixing screws, which are threadedly connected with the vertical guide rail 210 and the fixing nut respectively, so as to fix the vertical guide rail 210 on the horizontal guide rail 220 .

Specifically, referring to FIG. 7 , an installation groove 212 is formed between two vertical slide grooves 211 of the vertical guide rail 210, and the bottom wall of the installation groove 212, that is, the installation backplane 213 between the two vertical slide grooves 211 is provided Mounting holes 2131 are arranged, and fixing screws pass through the mounting holes 2131 and are threadedly connected with fixing nuts.

In order to improve the stability and reliability of the installation of the vertical guide rail 210, the vertical guide rail 210 is provided with a plurality of installation holes 2131, and the plurality of installation holes 2131 are arranged at intervals along the vertical Y, for example, two installation holes are arranged at intervals along the vertical Y. Mounting holes 2131, wherein one of the mounting holes 2131 is a circular hole, and one of the mounting holes 2131 is an oblong hole extending vertically, which can provide a certain range of installation and avoid the fixing screw from being unable to be fixed due to installation errors and processing errors. Nut threaded connection to improve the convenience of installation.

Continuing to refer to Fig. 6 to Fig. 9, the support seat 300 of this embodiment includes a fixed plate 310 and a support plate 320, the fixed plate 310 is fixedly connected with the vertical guide rail 210, the support plate 320 is connected with the fixed plate 310, and the support plate 320 is connected with the LED The bottom end of the box body 100 abuts against it. The supporting plate 320 is perpendicular to the fixing plate 310, so that the supporting base 300 has an L-shaped structure.

The fixing plate 310 is located on the back of the installation backplane 213 of the vertical guide rail 210 , and the fixing plate 310 is fixedly connected to the installation backplane 213 through the first screw assembly 410 . The first screw assembly 410 includes a first screw and a first nut, the installation backplane 213 is provided with a first connection hole, the fixing plate 310 is provided with a second connection hole, and the first screw passes through the first connection hole and the second connection hole. The hole is threadedly connected with the first nut, thereby fixing the fixing plate 310 on the vertical guide rail 210 .

Optionally, the fixing plate 310 is provided with a plurality of second connection holes to improve the stability of the connection between the fixing plate 310 and the installation backplane 213 . Exemplarily, the fixing plate 310 is provided with three second connecting holes at intervals along the horizontal direction X. Correspondingly, a first connecting hole is respectively provided in the two vertical slide grooves 211 and one installation groove 212, and is respectively connected with the three second connecting holes. The two connecting holes correspond to each other, so that the sliding block 110 can be avoided and the sliding of the LED box 100 can be prevented from being restricted. Of course, some of the second connecting holes may also be arranged at intervals along the vertical Y. The embodiment of the present invention does not limit the number and arrangement of the second connection holes.

The support plate 320 is provided with a positioning column 330, and the bottom of the LED box 100 is provided with a positioning hole matching with the positioning column 330, and the positioning column 330 cooperates with the positioning hole to improve the convenience of installation. When one vertical guide rail 210 is connected to two LED boxes 100 at the same time, two positioning columns 330 are arranged at intervals along the horizontal direction X on the support plate 320 .

Continuing to refer to FIGS. 6 to 9 , a second screw assembly 420 is disposed at the top of the installation groove 212 of the vertical guide rail 210 , and the second screw assembly 420 may include a second screw and a second nut. The LED display screen of this embodiment also includes a top cover, which is fixed on the top of the vertical guide rail 210 by the second screw assembly 420 to cover the LED box 100 for protection, appearance and shielding.

10 to 13, the LED box 100 of the embodiment of the present invention includes an LED frame 120 and a light panel 130. The LED frame 120 is a grid structure, that is, includes multiple cross beams and multiple longitudinal beams, and the structure is stable and reliable. The lamp board 130 is fixed on the front side of the LED frame 120 , the slider 110 is also fixed on the back side of the LED frame 120 , and the positioning holes are arranged on the bottom end surface of the LED frame 120 . In order to make the light board 130 display a preset picture, the LED box 100 also includes a receiving card 140 and a power board 150 , the receiving card 140 is used to receive data signals, and the power board 150 is used to supply power to the light board 130 and other electrical components.

In the embodiment of the present invention, a plurality of handles 121 , for example two, are provided on the top of the LED frame 120 , and the plurality of handles 121 are arranged at intervals along the horizontal direction X to facilitate the installation and disassembly of the LED box 100 .

In the above description, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean specific features, structures described in connection with the embodiment or example , material or feature is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the various embodiments of the present invention. scope.

Claims (10)

An LED display screen, characterized in that it includes: at least one LED box body, an installation frame and a support seat; The LED box is vertically slidably mounted on the installation frame; The support seat is fixed on the installation frame, and the top surface of the support seat abuts against the bottom end of the LED box. The LED display screen according to claim 1, wherein at least one vertical chute is provided on the front of the installation frame; At least one slide block set is provided on the back of the LED box, and the slide block set includes at least one slide block; the slide block is slidably installed in the vertical slide groove. The LED display screen according to claim 2, wherein the front of the installation frame is provided with a plurality of vertical chutes, and the plurality of vertical chutes are arranged at intervals along the horizontal direction; The back of the LED box is provided with multiple sets of slider groups, and multiple sets of slider groups are arranged at intervals along the horizontal direction, and the sliders in the same slider group are slidably installed on the same in the vertical chute. The LED display screen according to claim 3, wherein the installation frame includes a plurality of vertical guide rails arranged at intervals along the horizontal direction, and each of the vertical guide rails is provided with at least one vertical slide slot . The LED display screen according to claim 4, wherein each of the vertical guide rails is provided with two vertical slide grooves at intervals along the horizontal direction; There are multiple LED boxes, and the multiple LED boxes are arranged in sequence along the horizontal direction; The adjacent two sets of slider groups of two adjacent LED boxes are respectively slidably installed in the two vertical slide slots of the same vertical guide rail. The LED display screen according to claim 4, wherein the vertical guide rail includes a mounting backboard, a first side plate, a second side plate, a first limiting plate and a second limiting plate; the first One side plate and the second side plate are arranged at a distance from each other in front of the installation back plate, and the end of the first side plate is bent toward the second side plate to form the first limiting plate, so The end of the second side plate is bent toward the first side plate to form the second limiting plate, and the distance between the second limiting plate and the first limiting plate is smaller than that of the first limiting plate. The distance between the side plate and the second side plate; the first limiting plate, the second limiting plate, the first side plate, the second side plate and the first side plate The vertical chute is formed between the installation backboard and the second side board; The slider includes a connecting portion and a matching portion, the connecting portion is respectively connected to the matching portion and the LED box, and the matching portion is located between the first side plate and the second side plate; The horizontal length of the matching portion is greater than the distance between the first limiting plate and the second limiting plate. The LED display screen according to any one of claims 4-6, wherein the installation frame further comprises a fixing frame, and the fixing frame is fixedly connected with the vertical guide rail. The LED display screen according to claim 7, wherein the fixing frame includes a plurality of horizontal guide rails, and the plurality of horizontal guide rails are vertically spaced apart; fixed nuts are slidably installed on the horizontal guide rails; The installation frame further includes fixing screws, and the fixing screws are threadedly connected with the vertical guide rail and the fixing nut respectively. The LED display screen according to any one of claims 2-6, wherein the slider group includes a plurality of sliders, and the plurality of sliders are vertically spaced apart. The LED display screen according to any one of claims 4-6, wherein the support seat includes a fixed plate and a support plate, the fixed plate is fixedly connected to the vertical guide rail, and the support plate is connected to the The fixed plate is connected, and the support plate abuts against the bottom end of the LED box; A positioning column is provided on the support plate, and a positioning hole matching the positioning column is provided at the bottom of the LED box.

Images