CN111911752A

CN111911752A - LED double-sided display screen

Info

Publication number: CN111911752A
Application number: CN202010584142.2A
Authority: CN
Inventors: 柳茂青; 徐光华
Original assignee: SHENZHEN ONLY OPTOELECTRONIC TECHNOLOGY CO LTD; Shanghai Lattice Shangshi Logo Co ltd
Current assignee: SHENZHEN ONLY OPTOELECTRONIC TECHNOLOGY CO LTD; Shanghai Lattice Shangshi Logo Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2020-11-10
Anticipated expiration: 2040-06-23
Also published as: CN111911752B

Abstract

The invention discloses an LED double-sided display screen, and belongs to the technical field of LED display screens. The LED double-sided display screen comprises a mounting rack, a front display screen and a rear display screen: the support rod of the mounting rack is vertically arranged in the outer frame, two ends of the support rod are respectively fixed on an upper frame and a lower frame of the outer frame, and the front side and the rear side of the support rod are respectively provided with a power supply accommodating structure with an opening facing the front display screen and the rear display screen; the front display screen and the rear display screen both comprise a plurality of display units arranged in a matrix; each row of display units of the front display screen and the rear display screen are respectively and correspondingly fixed on the front side and the rear side of one supporting rod of the mounting frame, and the power box of each display unit is arranged in the power supply containing structure with the opening of the supporting rod facing forwards. The invention greatly reduces the weight and thickness of the whole display screen, reduces the size limitation of the LED double-sided display screen during hoisting, and the power box, the electric wire, the control card and the like of each display unit are hidden in the power box accommodating structure, so that the wiring is orderly and orderly, and the maintenance is convenient.

Description

LED double-sided display screen

Technical Field

The invention relates to the technical field of LED display screens, in particular to an LED double-sided display screen.

Background

An LED (light emitting diode) display screen has the advantages of low power consumption, high power and long service life, and is widely applied to various fields.

Common LED display screens (including transparent screens) in the prior art are all single-sided display and can only display one side of information, and the LED double-sided display screens fix two independent LED display screens back to back together, so that the weight and the thickness of the LED double-sided display screens are large, and the size of the LED double-sided display screens cannot be too large when the LED double-sided display screens need to be hoisted.

Disclosure of Invention

Technical problem to be solved

In view of the above disadvantages and shortcomings of the prior art, the present invention provides an LED dual-sided display screen, which solves the technical problem that the LED dual-sided display screen cannot be too large in size when it needs to be hoisted due to the large weight and thickness of the LED dual-sided display screen in the prior art.

(II) technical scheme

In order to achieve the purpose, the invention adopts the main technical scheme that:

in a first aspect, an embodiment of the present invention provides an LED double-sided display screen, where the LED double-sided display screen includes an installation frame, a front display screen, and a rear display screen:

the mounting frame comprises an outer frame and at least one supporting rod, the at least one supporting rod is vertically arranged in the outer frame, two ends of the at least one supporting rod are respectively fixed with an upper frame and a lower frame of the outer frame, and power supply accommodating structures with openings facing the front display screen and the rear display screen are respectively arranged on the front side and the rear side of the supporting rod;

the front display screen and the rear display screen respectively comprise a plurality of display units which are arranged in a matrix, the back surfaces of the display units are provided with power supply box fixing devices, and power supply boxes are arranged on the power supply box fixing devices;

each row of display units of the front display screen is correspondingly fixed on the front side of one support rod of the mounting rack, and the power supply box of each display unit is arranged in the power supply accommodating structure with the opening of the support rod facing forwards;

each row of display units of the rear display screen are correspondingly fixed on the rear side of one support rod of the mounting rack, and the power supply box of each display unit is arranged in the power supply accommodating structure with the opening of the support rod facing backwards.

Preferably, the supporting rod is a section bar with an H-shaped cross section, and is provided with two U-shaped grooves which are symmetrical in front and back, and the U-shaped grooves are the power supply accommodating structure.

Optionally, the left and right sides at bracing piece both ends all is equipped with the angle sign indicating number of an L shape, the angle sign indicating number includes two mutually perpendicular's fixed limit, wherein, a fixed limit of angle sign indicating number is fixed on the bracing piece, and another fixed limit is fixed on last frame or the lower frame.

Optionally, the upper frame is further provided with at least one hoisting structure, and the hoisting structure comprises two hoisting rings which are respectively matched with a chain of a crane of the LED double-sided display screen and a lifting hook of a bearing steel wire rope.

Optionally, the display unit includes at least one display module, and the display module supports front installation.

Optionally, the display module is an LED transparent display module.

Optionally, the power supply box fixing device of the display unit is a U-shaped groove, the power supply box of the display unit is fixed on the U-shaped groove, two side plates of the U-shaped groove are further provided with installation switching structures, and the installation switching structures are fixed on the supporting rods corresponding to the display unit.

Optionally, the mounting adapter structure comprises one

And one side of the metal sheet is fixed on a side plate of a U-shaped groove of the H-shaped section bar, and the other side of the metal sheet is fixed on a side plate of the U-shaped groove of the power supply box fixing device.

Optionally, the support rod and the outer frame are both aluminum alloy sections.

(III) advantageous effects

The invention has the following beneficial effects:

1. the mounting frame is provided with a supporting rod which is a vertical main beam of the mounting frame and is also a mounting framework, a plurality of display units of a front display screen and a rear display screen of the LED double-sided display screen are directly fixed on the supporting rod instead of simply fixing the two display screens together with the box body back to back, so that the weight and the thickness of the whole display screen are greatly reduced, and the limitation on the size of the LED double-sided display screen during hoisting is reduced;

2. the supporting rod is provided with a power supply box accommodating structure, each row of display units of the front display screen and the rear display screen are correspondingly fixed on one supporting rod, and a power supply box, an electric wire, a control card and the like of each display unit can be hidden in the power supply box accommodating structure, so that the wiring of the LED double-sided display screen is neat and ordered, and the maintenance is convenient;

3. the supporting rod and the mounting frame are made of aluminum alloy sections, so that the weight of the LED double-sided display screen is further reduced;

4. the display module supports the front installation and is convenient to install and maintain.

Drawings

Fig. 1 is a schematic front view of a mounting frame of an LED double-sided display screen according to embodiment 1 of the present invention;

FIG. 2 is an exploded view of the mounting frame of FIG. 1;

FIG. 3 is an enlarged view of the corner brace structure at A in FIG. 2;

figure 4 is a schematic view of the hoisting structure of figure 2;

FIG. 5 is a schematic front view of an LED double-sided display screen;

FIG. 6 is a perspective view of one of the display units of FIG. 5;

fig. 7 is a schematic view of a display unit of the front display panel and a display unit of the rear display panel fixed to the same support rod.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. Where directional terms such as "upper", "lower", "left", "right", etc. are used herein with reference to the orientation of fig. 1.

The mounting frame of the LED double-sided display screen is provided with the supporting rods, the supporting rods are vertical main beams of the mounting frame and are mounting frameworks, the display units of the front display screen and the rear display screen of the LED double-sided display screen are directly fixed on the supporting rods instead of simply fixing the two display screens together with the box body back to back, the weight and the thickness of the whole display screen are greatly reduced, the limitation on the size of the LED double-sided display screen during hoisting is reduced, and a power supply box, an electric wire, a control card and the like of each display unit can be hidden in a power supply box containing structure, so that the wiring of the LED double-sided display screen is neat and orderly, and the maintenance is convenient.

In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

Detailed description of the preferred embodimentsthe detailed description section.

Example 1:

the utility model provides a two-sided display screen of LED, this two-sided display screen of LED includes mounting bracket, preceding display screen and back display screen:

the mounting rack comprises an outer frame and at least one supporting rod, the at least one supporting rod is vertically arranged in the outer frame, two ends of the at least one supporting rod are respectively fixed with an upper frame and a lower frame of the outer frame, and power supply accommodating structures with openings facing the front display screen and the rear display screen are respectively arranged on the front side and the rear side of the supporting rod;

the front display screen and the rear display screen both comprise a plurality of display units arranged in a matrix, and the back of each display unit is provided with a power supply box;

each row of display units of the front display screen are correspondingly fixed on the front side of one support rod of the mounting rack, and the power supply box of each display unit is arranged in the power supply accommodating structure with the opening of the support rod facing forwards;

each row of display units of the rear display screen is correspondingly fixed on the rear side of one support rod of the mounting rack, and the power supply box of each display unit is arranged in the power supply accommodating structure with the opening of the support rod facing backwards.

The LED double-sided display panel of the present embodiment is described below with reference to the drawings.

Referring to fig. 1 to 4, the outer frame 110 of the mounting frame is composed of an upper frame 111, a left frame 112, a lower frame 113 and a right frame 114 which are connected end to end in sequence.

Go up frame 111 and lower frame 113 and can constitute by the concatenation of many aluminium alloy ex-trusions 1111, the concatenation department of two adjacent aluminium alloy ex-trusions 1111 adopts connecting plate 1112 fixed to set up a bracing piece 120 in seam department, in order to increase the steadiness of mounting bracket.

The support rod 120 is made of a section bar with an H-shaped cross section, and has two U-shaped grooves symmetrical in front and back as the power supply accommodating structure.

The support rods 120 are fixed to the outer frame 110 by means of L-shaped corner brackets 130. As shown in fig. 3, the corner brace 130 includes two fixing edges 131 perpendicular to each other and rib plates 132 disposed perpendicular to the two fixing edges 131. The left and right sides of the two ends of the supporting rod 120 are respectively provided with an angle brace 130, one fixing edge 131 of the angle brace 130 is fixed on the supporting rod 120, and the other fixing edge 131 is fixed on the upper frame 111 or the lower frame 113 of the outer frame 110.

As shown in fig. 2 and 4, two hoisting structures 140 are provided on the upper frame 111. The hoisting structure 140 comprises a hoisting ring fixing plate 141 and two hoisting rings 142. The bail fixing plate 141 may be fixed to the upper frame 111 by bolts and nuts. In practical applications, the hanging ring 142 may be directly fixed on the hanging ring fixing plate 141, or may be disposed on top of a bolt for fixing the hanging ring fixing plate 141. The two hanging rings 142 of each hoisting structure 140 are respectively matched with a chain 151 of a crane 150 of the LED double-sided display screen and a hook of a bearing steel wire rope 152.

In practice, the crane 150 may be an electric crane, such as a CH-500 electric crane.

In practical applications, the supporting rod 120 and the outer frame 110 are made of aluminum alloy sections.

In practical application, each frame of the outer frame 110 may further be provided with a wrapping edge to enhance the appearance of the LED dual-sided display screen.

Referring to fig. 5, the front display screen includes a plurality of display units 210'. Each row of the display units 210 'is fixed to one of the support rods 120, and each display unit 210' includes at least one display module supporting front installation for convenience of installation. In practical application, the display module can also be an LED transparent display module.

As shown in fig. 6, a power pack fixing device 211 'is provided at the rear surface of each display unit 210'. The power supply box fixing device 211' is a U-shaped groove, and electronic components such as electric wires and control boards can be placed in the U-shaped groove. The power box 212 'of the display unit 210' is fixed on the U-shaped groove. The two side plates of the U-shaped groove are also provided with an installation switching structure 213 ', and the installation switching structure 213' is one

A sheet of metal in shape.

The structure of the rear display screen is the same as that of the front display screen, and the description is omitted here.

As shown in fig. 7, one display unit 210' of the front display and one display unit 210 "of the rear display are fixed to the same support bar 120:

the power supply box 212 ' of the display unit 210 ' is disposed in the U-shaped groove with the opening facing forward on the support rod 120, one side of the metal sheet of the mounting adapter structure 213 ' is fixed on the side plate of the U-shaped groove with the opening facing forward, and the other side is fixed on the side plate of the U-shaped groove of the power supply box fixing device 211 ' of the display unit 210 ';

the power box 212 of the display unit 210 "is disposed in the U-shaped groove with the opening facing backward on the support rod 120, and one side of the metal sheet of the mounting adapter 213" is fixed on the side plate of the U-shaped groove with the opening facing backward, and the other side is fixed on the side plate of the U-shaped groove of the power box fixing device 211 "of the display unit 210".

In practical applications, electronic components such as power lines and control cards of the display unit can also be disposed in the power supply accommodating structure of the support rod.

The LED double-sided display screen of the embodiment has the following advantages:

4. the display module supports front installation, and is convenient to install and maintain;

5. the mounting bracket is hung on the electric crane through the chain, can rise or descend under the drive of the electric crane, and does not need to carry out high-altitude operation when installation and maintenance personnel maintain the LED double-sided display screen, so that the working environment is safer.

In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any 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 invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a two-sided display screen of LED which characterized in that, two-sided display screen of LED includes mounting bracket, preceding display screen and back display screen:

the mounting frame comprises an outer frame and at least one support rod vertically arranged in the outer frame, two ends of the support rod are respectively fixed on an upper frame and a lower frame of the outer frame, and power supply accommodating structures with openings facing the front display screen and the rear display screen are respectively arranged on the front side and the rear side of the support rod;

the front display screen and the rear display screen respectively comprise a plurality of display units which are arranged in a matrix, and the back surfaces of the display units are provided with power supply boxes;

2. The LED double-sided display screen as recited in claim 1, wherein the support bar is a section bar with an "H" shaped cross section, and has two symmetrical U-shaped grooves, and the U-shaped grooves are the power supply accommodating structures.

3. The LED double-sided display screen as recited in claim 1, wherein the left and right sides of the two ends of the support bar are each provided with an L-shaped corner brace, the corner brace comprises two mutually perpendicular fixing edges, one of the fixing edges is fixed on the support bar, and the other fixing edge is fixed on the upper frame or the lower frame.

4. The LED double-sided display screen as claimed in claim 1, wherein the upper frame further comprises at least one hanging structure, and the hanging structure comprises two hanging rings respectively engaged with a chain of a crane of the LED double-sided display screen and a hook of a bearing wire rope.

5. The LED dual sided display of claim 2, wherein the display unit includes at least one display module that supports front mounting.

6. The LED double-sided display screen of claim 5, wherein the display module is an LED transparent display module.

7. The LED double-sided display screen as recited in claim 5, wherein the back of the display unit is provided with a power supply box fixing device, the power supply box fixing device is a U-shaped groove, the power supply box of the display unit is fixed on the U-shaped groove, and two side plates of the U-shaped groove are further provided with installation and switching structures, and the installation and switching structures are fixed on corresponding support rods of the display unit.

8. The LED dual-sided display screen of claim 7, wherein the mounting adapter structure is one piece

9. The LED double-sided display screen of claim 1, wherein the support bar and the outer frame are aluminum alloy sections.