CN220400151U

CN220400151U - Arc display screen

Info

Publication number: CN220400151U
Application number: CN202321881738.4U
Authority: CN
Inventors: 葛毅; 郭成兵; 徐叶壮
Original assignee: Nanjing Lopu Co ltd; Nanjing Luopu Technology Co ltd
Current assignee: Nanjing Lopu Co ltd; Nanjing Luopu Technology Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-01-26
Anticipated expiration: 2033-07-17

Abstract

The utility model relates to the technical field of display screens, in particular to an arc-shaped display screen, which comprises a box body, an arc-shaped connecting piece, a right-angle connecting piece and a display module, wherein the box body and the display module are attracted through magnetic force; the box body is formed by aluminum alloy die casting and is subjected to CNC four-axis secondary precision machining to enable the dimensional tolerance to be +/-0.05 mm, the box body is trapezoid with a base angle of 45 degrees, right-angle grooves are formed in four corners, and the two box bodies are spliced with the right-angle grooves at right angles through right-angle connectors; the two box bodies are connected through an adjusting bolt, and the arc-shaped connecting piece is installed at the joint of the two box bodies in a positioning pin positioning and screw connection mode to realize arc-shaped splicing. The box body is trapezoid in shape, interference is avoided when the arc-shaped parts are spliced, the arc-shaped connecting piece is rapidly positioned according to the positioning pins on the box body and is fixedly connected with the arc-shaped box body through the screws, the installation is convenient and accurate, and if black lines appear in the module, fine adjustment can be performed through the adjusting screws between the box bodies.

Description

Arc display screen

Technical Field

The utility model relates to the technical field of display screens, in particular to an arc-shaped display screen.

Background

At present, outdoor or indoor radian display screens with small space are matched with cuboid sheet metal boxes at radian positions, interference is easy to occur when the boxes are subjected to radian splicing, and the arc display screens can be completed by means of adapter blocks. And because of the existence of the PCB, when the radian is spliced, the direct distance between the luminous tubes is large, so that the visual angle is poor, and the radian of the whole film watching effect exists as a black line.

Disclosure of Invention

The utility model solves the problems that in the related art, when a sheet metal box body is subjected to radian splicing, interference is easy to occur, the splicing can be completed by means of the adapter block, and black lines are easy to occur in the radian position, and provides the arc-shaped display screen.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the arc-shaped display screen comprises a box body, an arc-shaped connecting piece, a right-angle connecting piece and a display module, wherein the box body and the display module are attracted through magnetic force; the box body is trapezoid with a base angle of 45 degrees, right-angle grooves are formed in four corners, and the two box bodies are spliced with the right-angle grooves at right angles through right-angle connectors; the two box bodies are connected through an adjusting bolt, and the arc-shaped connecting piece is installed at the joint of the two box bodies in a positioning pin positioning and screw connection mode to realize arc-shaped splicing.

As the preferable scheme, the box is formed by aluminum alloy die casting and is subjected to CNC four-axis secondary precision machining, so that the dimensional tolerance is +/-0.05 mm, and the arc-shaped connecting piece is subjected to CNC four-axis precision machining.

Preferably, ribs which are criss-cross are arranged in the box body.

As a preferable scheme, the two box bodies are spliced with the right-angle groove through the right-angle connecting piece and the countersunk head screw.

Preferably, the display module comprises an area array driving plate, and an iron core is welded on the area array driving plate.

As a preferable scheme, a plurality of internally threaded hole columns are arranged on the box body, the internally threaded hole columns are internally connected with a magnetic steel seat in a threaded manner, and a first magnetic core is embedded in an upper notch of the magnetic steel seat.

Preferably, a plurality of second magnetic cores are arranged on the box body through countersunk screws.

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

(1) The box body is trapezoidal in shape, interference is avoided when the arc-shaped parts are spliced, the angle between the box bodies is accurately controlled by the arc-shaped connecting pieces, the project requirements are met, the arc-shaped connecting pieces are rapidly positioned according to positioning pins on the box bodies, the arc-shaped connecting pieces are fixedly connected with the arc-shaped box bodies through hexagonal cylindrical head screws in M8, the installation is convenient and accurate, and if black lines appear in the modules, fine adjustment can be performed through adjusting screws between the box bodies;

(2) The box body and the arc-shaped connecting piece are precisely machined by adopting CNC four shafts, so that the machining precision is high, and the problem of box body splicing height difference is solved;

(3) The box body is designed at an angle of 45 degrees from left to right, and is provided with a special right-angle connecting piece in the middle to fix the box body, so that perfect transition of a right-angle screen is realized, and meanwhile, the 300X 337.5 box body can be spliced with the original 600X 337.5 box body in a seamless manner, so that the whole screen is more variable in size and more suitable for project requirements;

(4) The box body and the modules are positioned by the positioning pins, the modules are adsorbed on the box body by the aid of the magnetic cores, and the front disassembly and maintenance are convenient, and the modules which need to be replaced are sucked out only by the aid of the vacuum suction disc.

Drawings

FIG. 1 is a perspective view of an arcuate splice of the present utility model;

FIG. 2 is an exploded view of the arcuate splice of the present utility model;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a schematic view of the installation of two housings with an arcuate connector according to the present utility model;

FIG. 5 is a schematic view of the installation of two housings with an arcuate connector according to the present utility model;

FIG. 6 is a schematic view of the installation of two housings with right angle connectors according to the present utility model;

fig. 7 is an enlarged view at B in fig. 6;

FIG. 8 is a schematic illustration of a box of the present utility model spliced with a box of 600X 337.5 size;

FIG. 9 is a schematic view of the arcuate connector of the present utility model;

FIG. 10 is a schematic diagram of a display module according to the present utility model;

fig. 11 is a schematic structural view of the second magnetic core.

In the figure:

1. the box body comprises a box body, 11, right-angle grooves, 12, positioning pins, 13, an internally threaded hole column, 14, a magnetic steel seat, 15, a first magnetic core, 16, a second magnetic core, 17, an adjusting bolt, 18, ribs, 2, an arc-shaped connecting piece, 3, a right-angle connecting piece, 31, a countersunk head screw, 4, a display module, 41, an iron core, 5, a box body connecting piece and 6, 600 multiplied by 337.5.

Detailed Description

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

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

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

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

Example 1

As shown in fig. 1-5, 9 and 10, an arc display screen comprises a box body 1, an arc connecting piece 2, a right-angle connecting piece 3 and a display module 4, wherein the box body 1 and the display module 4 are attracted through magnetic force; the box 1 is trapezoidal that base angle is 45 angles, can not take place to interfere when carrying out the arc concatenation, and right angle groove 11 has been seted up to four angle departments of box 1 (namely the both ends of trapezoidal two hypotenuses), arc connecting piece 2 is an arc, link to each other through adjusting bolt 17 between two boxes 1 and install arc connecting piece 2 in the seam crossing of two boxes 1 through locating pin 12 location and screw connection mode, specifically, the bolt hole that supplies adjusting bolt 17 to pass has been seted up in the position of right angle groove 11, the screw that supplies M8 hexagon socket head cap screw to pass is all offered on the position and the arc connecting piece 1 next to the right angle groove 11, connect two boxes 1 through adjusting bolt 17, then link together arc connecting piece 2 and two boxes 1 through M8 hexagon socket head cap screw and flat pad, if black line appears, the accessible box 1 carries out the fine setting.

In one embodiment, the box is formed by aluminum alloy die casting and is subjected to CNC four-axis secondary precision machining to enable the dimensional tolerance to be +/-0.05 mm, the radian of the arc-shaped connecting piece 2 can be precisely machined by adopting the CNC four-axis according to actual needs, and the height difference of the box 1 during splicing can be eliminated.

In one embodiment, the inside of the box body 1 is provided with criss-cross ribs 18, so that the box body 1 is effectively prevented from shrinking and breaking, deformation is eliminated, and the strength and rigidity of the box body are enhanced.

In one embodiment, when the right angle splicing is performed, the two boxes 1 are spliced with the right angle groove 11 through the right angle connecting piece 3, specifically, the right angle connecting piece 3 is fastened in the right angle groove 11 of the two boxes 1 through the countersunk head screw 31.

In one embodiment, the display module 4 includes an area array driving board on which the iron core 41 is welded.

In one embodiment, be provided with a plurality of internal thread hole posts 13 on the box 1, internal thread hole post 13 internal thread connection has magnet steel seat 14, and first magnetic core 15 has been inlayed to the last notch of magnet steel 14, and here magnetic force size is 250MT, and magnetic force is moderate, and the quick assembly disassembly of being convenient for, when the module needs to overhaul, adsorb through the vacuum chuck, the module suction that will maintain, the rethread sucking disc or borrow the power installation module of hand can carry out positive maintenance, and such mode is maintained conveniently.

Example 2

As shown in fig. 11, unlike in embodiment 1, a plurality of second magnetic cores 16 are mounted on the case 1 by countersunk screws, and the case 1 and the display module 4 are assembled by the second magnetic cores 16 being attracted to the iron cores 41 on the area array driving plate.

Example 3

As shown in fig. 8, in the present application, the size of the box 1 is 300×337.5mm, and the box 6 is 600×337.5mm, which can be seamlessly spliced with the box connector 5, so that the whole screen size is more diversified, and the whole screen is more suitable for project requirements.

The above is a preferred embodiment of the present utility model, and a person skilled in the art can also make alterations and modifications to the above embodiment, therefore, the present utility model is not limited to the above specific embodiment, and any obvious improvements, substitutions or modifications made by the person skilled in the art on the basis of the present utility model are all within the scope of the present utility model.

Claims

1. An arc display screen, its characterized in that: the intelligent electronic device comprises a box body (1), an arc-shaped connecting piece (2), a right-angle connecting piece (3) and a display module (4), wherein the box body (1) and the display module (4) are attracted through magnetic force; the box body (1) is trapezoidal with a base angle of 45 degrees, right-angle grooves (11) are formed in four corners, the two box bodies (1) are connected through adjusting bolts (17), and arc-shaped connecting pieces (2) are installed at joints of the two box bodies (1) in a positioning pin (12) positioning and screw connection mode to achieve arc-shaped splicing.

2. The arcuate display screen as set forth in claim 1 wherein: the box body (1) is formed by aluminum alloy die casting and is subjected to CNC four-axis secondary precision machining, so that the dimensional tolerance is +/-0.05 mm, and the arc-shaped connecting piece (2) is subjected to CNC four-axis precision machining.

3. The arcuate display screen as set forth in claim 1 wherein: the inside of the box body (1) is provided with crisscross ribs (18).

4. The arcuate display screen as set forth in claim 1 wherein: the two box bodies (1) are spliced with the right-angle groove (11) through the right-angle connecting piece (3) and the countersunk head screw (31).

5. The arcuate display screen as set forth in claim 1 wherein: the display module (4) comprises an area array driving plate, and an iron core (41) is welded on the area array driving plate.

6. The arcuate display screen as set forth in claim 5, wherein: be provided with a plurality of internal thread hole posts (13) on box (1), internal thread hole post (13) internal thread is connected with magnet steel seat (14), the last notch of magnet steel seat (14) has inlayed first magnetic core (15).

7. The arcuate display screen as set forth in claim 5, wherein: a plurality of second magnetic cores (16) are arranged on the box body (1) through countersunk screws.