CN216119379U

CN216119379U - Display screen

Info

Publication number: CN216119379U
Application number: CN202122666445.1U
Authority: CN
Inventors: 安佰军
Original assignee: Hisense Visual Technology Co Ltd
Current assignee: Hisense Visual Technology Co Ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-03-22
Anticipated expiration: 2031-11-02

Abstract

The utility model relates to a display screen which comprises a plurality of display modules and a connecting sheet for connecting adjacent display modules, wherein each display module comprises a box body, a bracket and a lamp panel, and the front side of the box body is provided with an assembling surface; each corner of the front side of the box body is provided with a notch part, and a positioning surface is formed at the notch part; the distance between the assembling surface and the positioning surface is a fixed value; the bracket is arranged on the assembling surface; the lamp panel is arranged on the front side surface of the bracket; in adjacent display module assembly, the breach portion department of adjacent box is located to the connection piece, connects and corresponds adjacent locating surface to make adjacent locating surface be located the coplanar, utilize the interval between each fitting surface and each locating surface to be the fixed value, can make each fitting surface of adjacent box front side be located the coplanar, improve the roughness of box concatenation, and then make each bracket can be located the coplanar, and then reduce disconnected poor and clearance between the concatenation back LED lamp plate.

Description

Display screen

Technical Field

The utility model relates to the technical field of display equipment, in particular to a display screen.

Background

The LED display screen displays various information such as characters, graphs, images, animation, videos and the like by controlling the on and off of each LED light source lamp on the LED lamp panel. With the continuous development of LED technology, LED display screens are stepping into the micro-pitch era from the small pitch. The smaller the distance between the LEDs is, the higher the requirement on assembly is, namely the higher the requirements on the offset and the gap between the spliced LED lamp panels are.

The LED display screen is generally formed by seamlessly splicing a plurality of independent display modules from top to bottom and from left to right, and each display module can be spliced in the same box body through a plurality of LED lamp panels through a bracket, so that the break and the gap between the LED lamp panels after splicing are easily influenced by the break and the gap between the box body and the box body.

At present, in relevant LED display screens, the splicing and cascading flatness between the box body and the box body are poor, so that the offset and the gap between the box body and the box body are easily caused, and the offset and the gap between the LED lamp panels are further caused after the splicing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a display screen to optimize the splicing structure of the display screen in the related technology and improve the splicing flatness of a box body.

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to an aspect of the present invention, the present invention provides a display screen, the display screen includes a plurality of display modules and a plurality of connection pieces for connecting adjacent display modules, each of the display modules includes: the front side of the box body is provided with an assembling surface; each corner of the front side of the box body is concavely provided with a notch part, and a positioning surface is formed at the notch part; the assembling surface and the positioning surface are arranged in parallel at intervals from front to back, and the distance between the assembling surface and the positioning surface is a fixed value; a bracket provided on the mounting surface; the lamp panel is arranged on the front side surface of the bracket; in the adjacent display modules, the box bodies are spliced and adjacent, and the gap parts of the adjacent box bodies are correspondingly adjacent; the connecting sheet is arranged at the position of the gap part of the adjacent box body and is connected with the corresponding adjacent positioning surface, so that the adjacent positioning surfaces are positioned on the same plane.

In some embodiments of this application, the box is the rectangle, four bights of the leading flank of box all are equipped with breach portion, with four the locating surface is located the coplanar that breach portion corresponds.

In some embodiments of the present application, a corner of the positioning surface is provided with a first positioning hole, the connecting piece is provided with at least two first through holes matching with the first positioning hole; between two adjacent spliced boxes, the two first through holes on the connecting sheet are respectively arranged in one-to-one correspondence with the two adjacent first positioning holes.

In some embodiments of the present application, on the connection piece, there are four first through holes, and the four first through holes are arranged in a rectangle; between four adjacent concatenation boxes, four adjacent first locating holes are the rectangle and arrange, just four on the connection piece first through-hole respectively with four adjacent first locating holes one-to-one.

In some embodiments of the present application, the positioning surface is further provided with a second positioning hole and a third positioning hole; the second positioning hole and the third positioning hole are both positioned on one side of the first positioning hole far away from the corresponding corner; the connecting line of the first positioning hole and the second positioning hole is parallel to one side edge of the corresponding corner of the box body, and the connecting line of the first positioning hole and the third positioning hole is parallel to the other side edge of the corresponding corner of the box body; between two adjacent spliced boxes, the four first through holes on the connecting sheet are respectively arranged in one-to-one correspondence with the adjacent two first positioning holes and the adjacent two second positioning holes, or in one-to-one correspondence with the adjacent two first positioning holes and the adjacent two third positioning holes.

In some embodiments of the present application, a distance between the first positioning hole and the second positioning hole is equal to a distance between the first positioning hole and the third positioning hole; the four first through holes in the connecting sheet are arranged at four vertexes of a square.

In some embodiments of the present application, the connecting piece is interposed between the back surface of the bracket and the positioning surface.

In some embodiments of the present application, a thickness of the connecting piece in the front-rear direction is the same as a distance between the back surface of the bracket and the positioning surface.

In some embodiments of the present application, the display screen further includes a connecting plate, a fixing hole is formed at a corner portion of the back surface of the box body, a second through hole opposite to the fixing hole is formed in the connecting plate, and at least two second through holes are formed in the second through hole; between two adjacent concatenation the box, the connecting plate is located the dorsal part of box, and connect two the back of box, two on the connecting plate the second through-hole respectively with adjacent two the fixed orifices one-to-one arranges.

In some embodiments of the present application, four second through holes are provided in the connecting plate, and the four second through holes are arranged in a rectangular shape; between four adjacent concatenation boxes, four adjacent fixed orificess are the rectangle and arrange, just four on the connecting plate the second through-hole respectively with four adjacent fixed orificess one-to-one.

According to the technical scheme, the embodiment of the utility model at least has the following advantages and positive effects:

in the display screen of the embodiment of the utility model, the connecting sheet is used for connecting the corresponding adjacent box bodies of the adjacent display modules, and the notch parts and the positioning surfaces of the corners of the box bodies are used for enabling the connecting sheet to be arranged at the notch parts of the adjacent box bodies and connecting the corresponding adjacent positioning surfaces of the adjacent box bodies so as to enable the positioning surfaces of the adjacent box bodies to be positioned on the same plane; utilize the interval between each fitting surface and each locating surface to be the fixed value, can make each fitting surface of adjacent box front side be located the coplanar, improve the roughness of box concatenation, and then make each bracket can be located the coplanar, and then reduce disconnected poor and the clearance between the concatenation back LED lamp plate.

Drawings

Fig. 1 is an exploded schematic view of a display module according to an embodiment of the utility model.

Fig. 2 is a front view of the case of fig. 1.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a rear view of the case of fig. 1.

Fig. 5 is a schematic structural diagram of the case body in assembly.

Fig. 6 is a schematic structural view of the region a in fig. 5.

Fig. 7 is an exploded view of fig. 6.

Fig. 8 is a structural view of the connecting piece in fig. 6.

Fig. 9 is a side view of fig. 8.

Fig. 10 is a schematic structural view of the region B in fig. 5.

Fig. 11 is an exploded view of fig. 10.

Fig. 12 is a schematic structural view of the region C in fig. 5.

Fig. 13 is an exploded view of fig. 12.

Fig. 14 is a schematic view of the structure of fig. 5 from another perspective.

Fig. 15 is a schematic structural view of a region D in fig. 14.

Fig. 16 is an exploded view of fig. 15.

Fig. 17 is a schematic structural view of a region D in fig. 14.

Fig. 18 is an exploded view of fig. 17.

Fig. 19 is a schematic structural view of a region D in fig. 14.

Fig. 20 is an exploded view of fig. 19.

The reference numerals are explained below: 1. a box body; 11. a notch portion; 111. positioning the surface; 112. a first positioning hole; 113. a second positioning hole; 114. a third positioning hole; 12. a fixing hole; 2. a bracket; 3. a lamp panel; 4. HUB plate; 5. an adapter plate; 6. connecting sheets; 61. a first through hole; 7. a connecting plate; 71. a second through hole; 72. and (4) switching the holes.

Detailed Description

Exemplary embodiments that embody features and advantages of the utility model are described in detail below in the specification. It is to be understood that the utility model is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the utility model and the description and drawings are to be regarded as illustrative in nature and not as restrictive.

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 devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.

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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

For convenience of description, reference is made herein to the orientation of the display screen as it is being used, up, down, left, right, front, and back, unless otherwise specified. The lamp plate place direction of display screen is preceding, and the direction of carrying on the back mutually is just back.

Referring to fig. 1, a display screen provided by an embodiment of the present invention includes one or more display modules. The display screen can be formed by one display module and also can be formed by seamlessly splicing a plurality of display modules from top to bottom and from left to right. Each display module is an independent individual and can be independently installed on the support, and then the display screen which is integrally rectangular is spliced on the support. It should be noted that, according to the requirement, a plurality of display modules can be spliced into a display screen which is polygonal or in other shapes as a whole.

Every display module assembly all includes box 1, bracket 2, lamp plate 3, HUB board 4, keysets 5, connection piece 6 and connecting plate 7.

Fig. 2 is a front view of the case 1 in fig. 1. Fig. 3 is a side view of fig. 2. Fig. 4 is a rear view of the case 1 of fig. 1.

Referring to fig. 1 to 4, the box body 1 is a rectangular housing structure, and the front side of the box body 1 has an opening. The box 1 can be used to provide installation space for parts such as bracket 2, lamp plate 3, HUB board 4 and keysets 5 to carry out structural support. It will be appreciated that other shapes of housing structures may be used for the housing 1.

Referring to fig. 1, a bracket 2 is installed at an opening at the front side of a case 1 to provide a mounting plane for a lamp panel 3. A mounting surface (not shown) is provided on the front side of the housing 1, and the mounting surface is used for fixedly mounting the bracket 2. The mounting surface is located inside the case 1 and is arranged parallel to and spaced apart from the front end surface of the case 1. The mounting surface may be a front end surface of the case 1, that is, the front end surface of the case 1 may be directly used as the mounting surface.

Referring to fig. 1, two brackets 2 are disposed on the front side of the box 1, and the two brackets 2 are flatly laid on the mounting surface of the front side of the box 1. It can be understood that one or more than three brackets 2 can be correspondingly arranged on the front side of the box body 1 according to requirements.

The lamp plate 3 is installed on the leading flank of bracket 2, as the display surface of display module assembly. The front side surface of the lamp panel 3 is provided with a plurality of LED lamps, and various information such as characters, figures, images, animation, videos and the like can be displayed by controlling the on and off of the plurality of LED lamps. The lamp plate 3 is a plurality of, and a plurality of lamp plate 3 tiling is on the leading flank of bracket 2 to ensure to assemble the roughness of display surface.

Referring to fig. 1, twelve lamp panels 3 are arranged on the front side of the box body 1, and the twelve lamp panels 3 are tiled on the front side surfaces of the two brackets 2, that is, six lamp panels 3 are installed on the front side of one bracket 2. It can be understood that the number of the front lamp panels 3 of the bracket 2 can be adjusted according to the requirement.

Still referring to fig. 1, the HUB board 4 is disposed in the case 1, and the HUB board 4 is disposed on the back side of the bracket 2, i.e., the HUB board 4 is disposed between the bracket 2 and the case 1. HUB board 4 is used for carrying out telecommunication signal connection with a plurality of lamp plates 3 of this bracket 2 front side, and HUB board 4 is used for showing signal conversion such as characters, picture, video received and controls the control signal of lamp plate 3, and then control a plurality of lamp plates 3 that correspond bracket 2 front side and carry out the pattern display.

Specifically, all protruding first connecting terminal (not marking in the figure) that is equipped with in the dorsal part of every lamp plate 3, all protruding a plurality of second connecting terminal (not marking in the figure) that are equipped with in the front side of HUB board 4 simultaneously, every second connecting terminal homoenergetic carries out electric signal connection with the first connecting terminal on a lamp plate 3. Seted up a plurality of perforation on bracket 2, the dorsal first connecting terminal homoenergetic of every lamp plate 3 can pass the perforation and peg graft with the second connecting terminal counterpoint of HUB board 4.

Still referring to fig. 1, the adaptor plate 5 is disposed in the case 1, and the adaptor plate 5 is disposed on the back side of the HUB plate 4, i.e., the adaptor plate 5 is disposed between the HUB plate 4 and the case 1. The keysets 5 is used for carrying out telecommunication signal connection with a plurality of HUB boards 4 to be used for receiving and showing the signal, and transmit this demonstration signal to each HUB board 4 respectively, so that carry out synchro control to a plurality of lamp plates 3 of different bracket 2 front sides.

It should be noted that the adaptor board 5 and the HUB board 4 may be integrated into a whole, that is, they may be integrated into a whole, and simultaneously implement the functions of receiving and converting signals.

Fig. 5 is a schematic structural view of the case 1 in assembly. Fig. 6 is a schematic structural view of the region a in fig. 5. Fig. 7 is an exploded view of fig. 6.

Referring to fig. 5 to 7, the connecting pieces 6 are disposed at each corner of the front side of the case 1, and are used to connect and fix the front sides of the adjacent cases 1, and further connect and fix the adjacent display modules.

Specifically, a notch 11 is recessed at each corner of the front side of the case 1. One side of breach portion 11 towards the adjacent border of box 1 is the opening form, and then when the adjacent concatenation of box 1, connection piece 6 can stretch into respectively in the breach portion 11 of adjacent box 1 through the opening part, and then connects adjacent box 1.

The notch parts 11 face the front side of the box body 1 to form positioning surfaces 111, the positioning surfaces 111 and the assembling surface on the front side of the box body 1 are arranged in parallel at intervals from front to back, and the distance between the positioning surface 111 and the assembling surface of each notch part 11 is a fixed value.

When a plurality of display module assembly adjacent concatenation, each 1 concatenation of box is adjacent and make the breach portion 11 of adjacent box 1 correspond adjacently, and 11 departments of breach portion are located to recycle connection piece 6, and then are fixed with each 1 concatenation of adjacent box. Connection piece 6 can make the locating surface 111 of each box 1 be located the coplanar, and then make the fitting surface of each box 1 front side can be located the coplanar, and then eliminate disconnected poor and clearance between box 1 and the box 1 effectively, improve the roughness of 1 concatenations of box, thereby guarantee to install a plurality of brackets 2 at each box 1 front side can assemble on the coplanar, and then guarantee to install a plurality of lamp plates 3 at each bracket 2 front side can assemble on the coplanar, finally reduce or eliminate disconnected poor and clearance between the concatenation back LED lamp plate 3 effectively.

Referring to fig. 5, the box body 1 has a rectangular structure, so that four corners of the front side of the box body 1 are provided with the notches 11, and four positioning surfaces 111 corresponding to the four notches 11 are located on the same plane.

Fig. 8 is a schematic view of the structure of the connecting piece 6 in fig. 6. Fig. 9 is a side view of fig. 8.

Referring to fig. 6 to 9, the notch 11 is provided with a first positioning hole 112 at a corner of the positioning surface 111, i.e., a position close to a corresponding corner of the case 1. Meanwhile, at least two first through holes 61 matched with the first positioning holes 112 are formed in the connecting sheet 6.

When the box bodies 1 are spliced and adjacent to each other, one first through hole 61 on the connecting sheet 6 can be arranged corresponding to the first positioning hole 112 of one of the box bodies 1, and the other first through hole 61 on the connecting sheet 6 can be arranged corresponding to the first positioning hole 112 of the other adjacent box body 1. The connecting piece 6 is fixed to the corresponding positioning surface 111 by a bolt or a screw inserted into the first through hole 61 and the first positioning hole 112.

Referring to fig. 7, in some embodiments, the positioning surface 111 further has a second positioning hole 113 and a third positioning hole 114 spaced apart from the first positioning hole 112. The second positioning hole 113 and the third positioning hole 114 are both located on a side of the first positioning hole 112 away from the corresponding corner.

The first positioning hole 112 and the second positioning hole 113 are arranged at intervals up and down, and a connecting line of the first positioning hole 112 and the second positioning hole 113 is parallel to the left side or the right side edge of the corresponding corner of the box body 1. The first positioning holes 112 and the third positioning holes 114 are arranged at left and right intervals, and the connecting line of the first positioning holes 112 and the third positioning holes 114 is parallel to the upper side or the lower side edge of the corresponding corner of the box body 1. So that the connecting line of the first positioning hole 112 and the second positioning hole 113 is perpendicular to the connecting line of the first positioning hole 112 and the third positioning hole 114.

Referring to fig. 5 to 7, four first through holes 61 are provided in the connecting sheet 6, and the four first through holes 61 are arranged in a rectangular shape.

In some embodiments, when two boxes 1 are adjacently spliced left and right, in two adjacent boxes 1 on the left and right, two first positioning holes 112 and two second positioning holes 113 of two notch portions 11 that are adjacently and correspondingly left and right are arranged in a rectangle, so that four first through holes 61 on the connecting sheet 6 can be arranged in one-to-one correspondence with the two first positioning holes 112 and the two second positioning holes 113, so that the connecting sheet 6 can be fixedly connected to the corresponding positioning surfaces 111, and the front sides of the two boxes 1 can be adjacently spliced and fixed left and right.

Referring to fig. 1, 3, 6 and 9, the connecting sheet 6 is sandwiched between the back surface of the bracket 2 and the positioning surface 111. In some embodiments, the width of the connecting piece 6 and the interval between the positioning surface 111 of the notch portion 11 and the mounting surface on the front side of the case 1 are equal, that is, the width of the connecting piece 6 is just equal to a fixed value between the positioning surface 111 and the mounting surface, so that the connecting piece 6 can be stably interposed between the rear surface of the bracket 2 and the positioning surface 111.

It will be appreciated that in other embodiments, the width of the connecting piece 6 may be less than a fixed value between the positioning surface 111 and the mounting surface.

Fig. 10 is a schematic structural view of the region B in fig. 5. Fig. 11 is an exploded view of fig. 10.

Referring to fig. 10 and 11, in some embodiments, when two cases 1 are vertically adjacent to each other, in the two adjacent cases 1, two first positioning holes 112 and two third positioning holes 114 of two notch portions 11 that are vertically adjacent to each other are arranged in a rectangular shape, so that four first through holes 61 on the connecting sheet 6 can be arranged in one-to-one correspondence with the two first positioning holes 112 and the two third positioning holes 114, and the connecting sheet 6 can be connected and fixed with the corresponding positioning surfaces 111, so that the front sides of the two cases 1 can be vertically adjacent to each other and fixed.

Fig. 12 is a schematic structural view of the region C in fig. 5. Fig. 13 is an exploded view of fig. 12.

Referring to fig. 12 and 13, in some embodiments, when four box bodies 1 are adjacently spliced up and down, left and right, four first positioning holes 112 of four notch portions 11 that are adjacently and correspondingly arranged up and down, left and right are arranged in a rectangular shape in the adjacent four box bodies 1, so that four first through holes 61 on the connecting sheet 6 can be correspondingly arranged with the four first positioning holes 112 one by one, and the connecting sheet 6 can be fixedly connected with the corresponding positioning surfaces 111, and the front sides of the four box bodies 1 can be adjacently spliced up and down, left and right.

Referring to fig. 5 to 13, in some embodiments, the distance between the first positioning hole 112 and the second positioning hole 113 is equal to the distance between the first positioning hole 112 and the third positioning hole 114, that is, the first positioning hole 112, the second positioning hole 113 and the third positioning hole 114 are arranged at three vertexes of an equiangular right triangle. Meanwhile, the four first through holes 61 in the connecting piece 6 are arranged at four vertices of a square. And then the connecting sheet 6 can rotate freely, and can be assembled on the first positioning hole 112 and the second positioning hole 113 in an aligned mode or on the first positioning hole 112 and the third positioning hole 114 in an aligned mode, so that the mounting difficulty is simplified, and the mounting convenience is improved.

Fig. 14 is a schematic view of the structure of fig. 5 from another perspective. Fig. 15 is a schematic structural view of a region D in fig. 14. Fig. 16 is an exploded view of fig. 15.

Referring to fig. 14 to 16, the connection plates 7 are disposed at each corner of the back side of the case 1 and are used to connect and fix the back sides of the adjacent cases 1, and further connect and fix the adjacent display modules. The connecting sheet 6 is matched with the connecting plate 7 to fix the box bodies 1 in tandem, so that the connection stability of the adjacent box bodies 1 is improved.

Specifically, fixing holes 12 are opened at respective corners of the back side of the case 1. Meanwhile, a second through hole 71 opposite to the fixing hole 12 is formed in the connecting plate 7, and at least two second through holes 71 are formed.

In some embodiments, when two boxes 1 are adjacently spliced left and right, the fixing holes 12 are symmetrically arranged left and right in the adjacent left and right boxes 1, so that two second through holes 71 on the connecting plate 7 can be arranged in one-to-one correspondence with the two fixing holes 12, and further, the back sides of the two boxes 1 can be adjacently spliced left and right by screws or bolts penetrating through the second through holes 71 and the fixing holes 12.

Fig. 17 is a schematic structural view of a region D in fig. 14. Fig. 18 is an exploded view of fig. 17.

Referring to fig. 17 and 18, in some embodiments, when two box bodies 1 are spliced vertically adjacent to each other, two fixing holes 12 adjacent vertically to each other are arranged in the two adjacent upper and lower box bodies 1 at intervals, so that two second through holes 71 on the connecting plate 7 can be arranged in one-to-one correspondence with the two fixing holes 12, and further, the back sides of the two box bodies 1 can be spliced and fixed vertically adjacent to each other by screws or bolts penetrating through the second through holes 71 and the fixing holes 12.

Fig. 19 is a schematic structural view of a region D in fig. 14. Fig. 20 is an exploded view of fig. 19.

Referring to fig. 19 and 20, four second through holes 71 are provided on the connecting plate 7, and the four second through holes 71 are arranged in a rectangular shape.

In some embodiments, when four boxes 1 are adjacently spliced up and down, left and right, four fixing holes 12 that are adjacently corresponding up and down, left and right are arranged in a rectangular shape in the adjacent four boxes 1, so that four second through holes 71 on the connecting plate 7 can be arranged in one-to-one correspondence with the four fixing holes 12, and then the back sides of the four boxes 1 can be adjacently spliced and fixed up and down, left and right by screws or bolts penetrating through the second through holes 71 and the fixing holes 12.

Referring to fig. 14 to 20, in some embodiments, a plurality of switch holes 72 are formed on the connecting plate 7, and the switch holes 72 are arranged at intervals. The connection plate 7 and the rear side of the housing 1 can be fixed to the wall via the switch openings 72 or to a switch bracket and thus to the wall.

Based on the technical scheme, the embodiment of the utility model at least has the following advantages and positive effects: in the display screen of the embodiment of the utility model, the connecting sheet 6 is used for connecting the corresponding adjacent box bodies 1 of the adjacent display modules, and the notch parts 11 and the positioning surfaces 111 at the corners of the box bodies 1 are used for enabling the connecting sheet 6 to be arranged at the notch parts 11 of the adjacent box bodies 1 and connecting the corresponding adjacent positioning surfaces 111 of the adjacent box bodies 1 so as to enable the positioning surfaces 111 of the adjacent box bodies 1 to be positioned on the same plane; utilize the interval between each fitting surface and each locating surface 111 to be the fixed value, can make each fitting surface of adjacent box 1 front side be located the coplanar, improve the roughness of 1 concatenation of box, and then make each bracket 2 can be located the coplanar, and then reduce the offset and the clearance between the LED lamp plate 3 after the concatenation.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. The utility model provides a display screen, its characterized in that includes a plurality of display module assembly and a plurality of connection piece that is used for connecting adjacent display module assembly, every display module assembly all includes:

the front side of the box body is provided with an assembling surface; each corner of the front side of the box body is concavely provided with a notch part, and a positioning surface is formed at the notch part; the assembling surface and the positioning surface are arranged in parallel at intervals from front to back, and the distance between the assembling surface and the positioning surface is a fixed value;

a bracket provided on the mounting surface; and

the lamp panel is arranged on the front side surface of the bracket;

in the adjacent display modules, the box bodies are spliced and adjacent, and the gap parts of the adjacent box bodies are correspondingly adjacent; the connecting sheet is arranged at the position of the gap part of the adjacent box body and is connected with the corresponding adjacent positioning surface, so that the adjacent positioning surfaces are positioned on the same plane.

2. The display screen according to claim 1, wherein the box body is rectangular, four corners of the front side of the box body are provided with the notch portions, and four positioning surfaces corresponding to the four notch portions are located on the same plane.

3. The display screen of claim 2, wherein a corner of the positioning surface is provided with a first positioning hole, the connecting piece is provided with at least two first through holes matched with the first positioning holes;

between two adjacent spliced boxes, the two first through holes on the connecting sheet are respectively arranged in one-to-one correspondence with the two adjacent first positioning holes.

4. The display screen of claim 3, wherein four first through holes are formed in the connecting sheet, and the four first through holes are arranged in a rectangular shape;

between four adjacent concatenation boxes, four adjacent first locating holes are the rectangle and arrange, just four on the connection piece first through-hole respectively with four adjacent first locating holes one-to-one.

5. The display screen of claim 4, wherein the positioning surface is further provided with a second positioning hole and a third positioning hole; the second positioning hole and the third positioning hole are both positioned on one side of the first positioning hole far away from the corresponding corner;

the connecting line of the first positioning hole and the second positioning hole is parallel to one side edge of the corresponding corner of the box body, and the connecting line of the first positioning hole and the third positioning hole is parallel to the other side edge of the corresponding corner of the box body;

between two adjacent spliced boxes, the four first through holes on the connecting sheet are respectively arranged in one-to-one correspondence with the adjacent two first positioning holes and the adjacent two second positioning holes, or in one-to-one correspondence with the adjacent two first positioning holes and the adjacent two third positioning holes.

6. The display screen of claim 5, wherein a spacing between the first positioning hole and the second positioning hole is equal to a spacing between the first positioning hole and the third positioning hole;

the four first through holes in the connecting sheet are arranged at four vertexes of a square.

7. A display screen according to claim 1 wherein the connecting tab is sandwiched between the rear face of the bracket and the locating face.

8. A display screen according to claim 7 wherein the thickness of the attachment tab in the fore-aft direction is the same as the spacing between the rear face of the bracket and the locating face.

9. The display screen of claim 1, further comprising a connecting plate, wherein a corner of the back of the box body is provided with a fixing hole, the connecting plate is provided with a second through hole opposite to the fixing hole, and the number of the second through holes is at least two;

between two adjacent concatenation the box, the connecting plate is located the dorsal part of box, and connect two the back of box, two on the connecting plate the second through-hole respectively with adjacent two the fixed orifices one-to-one arranges.

10. The display screen of claim 9, wherein four second through holes are formed in the connecting plate, and the four second through holes are arranged in a rectangular shape;

between four adjacent concatenation boxes, four adjacent fixed orificess are the rectangle and arrange, just four on the connecting plate the second through-hole respectively with four adjacent fixed orificess one-to-one.