Double-sided display screen device

Abstract

The utility model discloses a double-sided display screen device which comprises a main body frame which is of a hollow rectangular frame body structure with two open ends; the first display screen is detachably mounted in the first opening of the main body frame; the second display screen is detachably mounted in the second opening of the main body frame, and the second display screen and the first display screen are symmetrically arranged; the mounting frame is detachably mounted on the backlight side of the first display screen or the second display screen; the main control board, the power supply board, the front backlight board and the rear backlight board are detachably mounted on the mounting frame; the adjusting plates are mounted on the inner side of one side face of the main body frame, a plurality of mounting holes are formed in the adjusting plates in the length direction of the adjusting plates, and a plurality of mounting via holes corresponding to the mounting holes are formed in the side face of the main body frame. The double-sided display screen device solves the problems that an existing double-sided display screen device is complex in structure and inconvenient to assemble.

Description

Technical Field

[0001] The utility model relates to the technical field of displays, and particularly relates to a double-sided display device. Background Art

[0002] A double-sided display refers to a new type of display device with two display screens. The two display screens of the double-sided display can be synchronously or asynchronously displayed simultaneously, and are generally used in public places for operation guidance, route guidance, and advertisement playback, etc. The existing structure design of the double-sided display is relatively complex, resulting in cumbersome assembly of the display screen and increasing the manufacturing cost of the display device. Summary of the Utility Model

[0003] The main purpose of the utility model is to provide a double-sided display device, aiming to solve the problems of complex structure and inconvenient assembly of the existing double-sided display device.

[0004] To achieve the above purpose, the utility model provides a double-sided display device, including:

[0005] A main body frame, which is set as a hollow rectangular frame structure with both ends open;

[0006] A first display screen, which is detachably installed in the first opening of the main body frame;

[0007] A second display screen, which is detachably installed in the second opening of the main body frame, and the second display screen is symmetrically arranged with the first display screen;

[0008] A mounting rack, which is detachably installed on the backlight side of the first display screen or the second display screen;

[0009] The main control board, the power board, the front backlight board and the back backlight board can all be detachably installed on the mounting rack;

[0010] A plurality of adjusting plates are installed on the inner side of one side surface of the main body frame. A plurality of mounting holes are formed in the adjusting plates along their length directions, and a plurality of mounting through holes corresponding to the mounting holes are formed in the side surface of the main body frame.

[0011] Optionally, a plurality of first threaded holes are evenly formed on the sides of the first display screen and the second display screen respectively, and first screw through holes corresponding to the first threaded holes one by one are formed on the edges of the first opening and the second opening of the main body frame.

[0012] Optionally, a plurality of support columns for abutting against the mounting rack are arranged on the backlight side of the first display screen or the second display screen. A plurality of second threaded holes are formed along the axial direction at the ends of the support columns, and second screw through holes corresponding to the second threaded holes one by one are formed on the mounting rack.

[0013] Optionally, a wire outlet groove is formed on the side surface of the main body frame for installing the adjusting plate, and a wire outlet cover plate is detachably installed on the wire outlet groove, and a plurality of wire outlet holes are formed on the wire outlet cover plate.

[0014] Optionally, the wire outlet holes are arranged in a U shape, and a U-shaped rubber ring is further installed inside the wire outlet holes.

[0015] Optionally, a plurality of wire tying holes corresponding to the wire outlet holes are further provided on the wire outlet cover plate, and the wire tying holes are used for the wire tie to pass through.

[0016] Optionally, two adjusting plates are provided, and the two adjusting plates are symmetrically arranged on both sides of the wire outlet groove.

[0017] Optionally, a first antenna connected to the first display screen and a second antenna connected to the second display screen are respectively installed on the outer side of the side surface of the main body frame for installing the adjusting plate, and the first antenna and the second antenna are symmetrically arranged on both sides of the wire outlet groove.

[0018] Optionally, a glass cover plate is respectively provided on the light-emitting sides of the first display screen and the second display screen.

[0019] Optionally, the first display screen and the second display screen are adhesively fixed to the glass cover plate.

[0020] The beneficial effects of the present utility model are as follows: The structure of the existing double-sided display device is improved. The first display screen and the second display screen are detachably and symmetrically installed in two openings of the main body frame, which is convenient for the assembly and disassembly of the display screen. After the display screen is disassembled, the components inside the main body frame can be replaced and repaired; the main control board, the power board, the front backlight board and the back backlight board are detachably installed on the mounting rack, and the mounting rack is detachably connected to one of the display screens to form an integrated structure, which can be fixed to the main body frame by the installation of the display screen after being assembled outside the main body frame, and the assembly is more convenient and fast; the setting of the adjusting plate can install the double-sided display device by selecting the mounting holes at different positions according to different installation environment requirements. Description of the Drawings

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on the structures shown in these drawings without creative efforts.

[0022] Figure 1 It is a schematic diagram of the overall structure of the double-sided display device of the present utility model;

[0023] Figure 2 Exploded view of the structure of the double-sided display device of the present utility model;

[0024] Figure 3 Another perspective exploded view of the structure of the double-sided display device of the present utility model;

[0025] Figure 4 Schematic diagram of the wire outlet structure of the double-sided display device of the present utility model;

[0026] Label description:

[0027] Main body frame 1; mounting through hole 11; first screw through hole 12; wire outlet groove 14; wire outlet cover plate 15; wire outlet hole 16; U-shaped rubber ring 17; wire tying hole 18; wire tie 19;

[0028] First display screen 21; second display screen 22; first threaded hole 211; support column 212; second threaded hole 213;

[0029] Mounting bracket 3; second screw through hole 31; main control board 4; power supply board 5; front backlight board 6; rear backlight board 7; adjustment board 8; mounting hole 81; first antenna 91; second antenna 92; glass cover plate 10.

[0030] The realization, functional features and advantages of the purpose of the present utility model will be further described in conjunction with the embodiments and with reference to the accompanying drawings. Specific embodiments

[0031] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0032] It should be noted that if there are directional indications (such as up, down, left, right, front, back...) involved in the embodiments of the present utility model, then the directional indications are only used to explain the relative positional relationship and movement conditions between the components in a certain specific posture (as shown in the accompanying drawings). If this specific posture changes, then the directional indications will also change accordingly.

[0033] In addition, if the descriptions such as "first" and "second" are involved in the embodiments of the present utility model, the descriptions of "first", "second", etc. are only for descriptive purposes and cannot be construed as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and / or" appearing throughout the text is that it includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, or solution B, or the solution where A and B are satisfied simultaneously. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0034] An embodiment of the present utility model provides a double-sided display device. Referring to Figures 1 to 3 , it includes:

[0035] The main body frame 1 is set as a hollow rectangular frame structure with both ends open;

[0036] The first display screen 21 is detachably installed in the first opening of the main body frame 1;

[0037] The second display screen 22 is detachably installed in the second opening of the main body frame 1, and the second display screen 22 is symmetrically arranged with the first display screen 21;

[0038] The mounting bracket 3 is detachably installed on the backlight side of the first display screen 21 or the second display screen 22;

[0039] The main control board 4, the power supply board 5, the front backlight board 6 and the back backlight board 7 can all be detachably installed on the mounting bracket 3;

[0040] A plurality of adjusting plates 8 are installed on the inner side of one side surface of the main body frame 1. A plurality of mounting holes 81 are provided along the length direction of the adjusting plate 8, and a plurality of mounting through holes 11 corresponding to the mounting holes 81 are provided on the side surface of the main body frame 1.

[0041] In this embodiment, the main body frame 1 is set as a hollow rectangular frame structure with both ends open. Among them, the first display screen 21 and the second display screen 22 are respectively installed in the two openings, so that the main body frame 1 forms a complete and closed housing structure. The relevant components are all installed in the main body frame 1 to form a complete double-sided display device, and the first display screen 21 and the second display screen 22 are detachably installed, which is convenient for assembly and later maintenance of the internal components. The main control board 4, the power board 5, the front backlight board 6 and the back backlight board 7 can all be detachably installed on a mounting rack 3 to form an integral body. Then, the mounting rack 3 is detachably installed on the backlight side of the first display screen 21 or the second display screen 22 to form an integral body with one of the display screens. Through the fixed connection between the display screen and the main body frame 1, the overall installation is completed. Thus, most of the components can be assembled outside the main body frame 1. After the assembly is completed, they are uniformly installed in place at one time through the fixation of the display screen. The assembly is simple and greatly improves the assembly efficiency. It should be noted that the detachable connection described in this embodiment can adopt fixing methods such as riveting, clamping, bonding, and threaded connection in the prior art. Preferably, in this embodiment, the detachable connection between the components is carried out by means of screw fixation, which ensures stable connection and is convenient for disassembly.

[0042] Further, a plurality of first threaded holes 211 are respectively and evenly formed on the sides of the first display screen 21 and the second display screen 22, and first screw through holes 12 corresponding to the first threaded holes 211 one by one are respectively formed on the edges of the first opening and the second opening of the main body frame 1. In this embodiment, after the first display screen 21 and the second display screen 22 are inserted into the two ports of the main body frame 1, the sides of the first display screen 21 and the second display screen 22 are respectively attached to the edges of the two openings of the main body frame 1. At this time, screws are passed through the first screw through holes 12 and connected to the first threaded holes 211, and the first display screen 21 and the second display screen 22 can be fixed in the two openings of the main body frame 1. The operation is simple and the assembly and disassembly are convenient.

[0043] Further, a number of support columns 212 for abutting against the mounting bracket 3 are provided on the backlight side of the first display screen 21 or the second display screen 22. A number of second threaded holes 213 are axially formed at the end of the support column 212, and second screw through holes 31 corresponding to the second threaded holes 213 one by one are formed on the mounting bracket 3. After the circuit board such as the main control board 4 is assembled on the mounting bracket 3, it is connected to the first display screen 21 or the second display screen 22. Specifically, the mounting bracket 3 is placed on the end of the support column 212 so that the second threaded holes 213 correspond to the second screw through holes 31 one by one, and then tightened with screws to complete the fixation of the mounting bracket 3. In this embodiment, the whole mounting bracket 3 is placed on a number of support columns 212, and there is no direct contact between the mounting bracket 3 and the first display screen 21 or the second display screen 22. A large amount of heat will be generated after the display screen and the circuit board on the mounting bracket 3 work for a long time. The two parts of the structure are separated by the support column 212, and there is a space in the middle for heat to dissipate, so as to effectively avoid the problem that the display screen device cannot be used normally due to overheating and improve its service life.

[0044] Further, a wire outlet groove 14 is formed on the side surface of the main body frame 1 for mounting the adjusting plate 8. A wire outlet cover plate 15 is detachably mounted on the wire outlet groove 14, and a number of wire outlet holes 16 are formed on the wire outlet cover plate 15. In this embodiment, a wire outlet cover plate 15 is provided on the wire outlet groove 14, and the circuit is led out through the wire outlet holes 16 on the wire outlet cover plate 15, which can prevent small animals such as mice from drilling into the interior of the main body frame 1 and biting the internal circuit, playing a good protective role for the display screen device. At the same time, the wire outlet cover plate 15 can be detachably fixed by screws. After the wire outlet cover plate 15 is removed, it is convenient to route the wire inside.

[0045] Further, the wire outlet hole 16 is arranged in a U shape, and a U-shaped rubber ring 17 is also installed inside the wire outlet hole 16. In this embodiment, the wire outlet hole 16 is arranged in a U shape and extends to the edge of the wire outlet cover plate 15, which is more convenient for processing and wiring than a circular wire outlet hole 16. Adding a U-shaped rubber ring 17 inside the wire outlet hole 16 can prevent the cable from rubbing against the wire outlet hole 16 repeatedly and affecting the service life of the cable.

[0046] Further, referring to Figure 4 , a number of wire tying holes 18 corresponding to the wire outlet holes 16 are also provided on the wire outlet cover plate 15, and the wire tying holes 18 are used for the wire tie 19 to pass through. By passing the wire tie 19 through the wire tying holes 18, the cable can be effectively fixed, preventing the cable from being pulled loose by external force and ensuring the normal use of the display screen device.

[0047] Further, two adjusting plates 8 are provided, and the two adjusting plates 8 are symmetrically arranged on both sides of the wire outlet groove 14. In this embodiment, by providing two adjusting plates 8, the display device can be hoisted on an external hoisting structure. According to different actual installation environments, mounting holes 81 at different positions on the adjusting plates 8 can be selected for connection, improving the installation versatility of the display device and facilitating its installation and fixation.

[0048] Further, on the outer sides of the sides of the main body frame 1 for mounting the adjusting plates 8, a first antenna 91 connected to the first display screen 21 and a second antenna 92 connected to the second display screen 22 are respectively installed. The first antenna 91 and the second antenna 92 are symmetrically arranged on both sides of the wire outlet groove 14. In this embodiment, by adding antennas for the first display screen 21 and the second display screen 22 respectively, the signal transceiver performance can be effectively improved, ensuring the stability of signal transmission.

[0049] Further, a glass cover plate 10 is respectively provided on the light-emitting sides of the first display screen 21 and the second display screen 22. In this embodiment, adding a glass cover plate 10 on the light-emitting side of the display screen can effectively protect the display screen, prevent the display screen from being damaged by external forces, and improve the service life of the display device.

[0050] Further, the first display screen 21 and the second display screen 22 are adhesively fixed to the glass cover plate 10. It should be noted that the display screen and the glass cover plate 10 can be adhesively fixed using an adhesive in the prior art to form an integral body, facilitating assembly.

[0051] The above are only optional embodiments of the present invention, and thus do not limit the patent scope of the present invention. Any equivalent structural transformation made under the inventive concept of the present invention by using the content of the specification and drawings of the present invention, or any direct / indirect application in other related technical fields, is included in the patent protection scope of the present invention.

Claims

1. A double-sided display device, characterized in that, Comprising: A main body frame, which is set as a hollow rectangular frame structure with openings at both ends; A first display screen, which is detachably installed in the first opening of the main body frame; A second display screen, which is detachably installed in the second opening of the main body frame, and the second display screen is symmetrically arranged with the first display screen; A mounting rack, which is detachably installed on the backlight side of the first display screen or the second display screen; The main control board, power board, front backlight board and back backlight board can all be detachably installed on the mounting rack; A plurality of adjusting plates are installed on the inner side of one side surface of the main body frame. A plurality of mounting holes are formed in the adjusting plates along their length directions, and a plurality of mounting through holes corresponding to the mounting holes are formed in the side surface of the main body frame.

2. The double-sided display device according to claim 1, characterized in that A plurality of first threaded holes are evenly formed on the sides of the first display screen and the second display screen respectively. First screw through holes corresponding to the first threaded holes one by one are formed on the edges of the first opening and the second opening of the main body frame.

3. The double-sided display device according to claim 1, characterized in that, A plurality of support columns for abutting against the mounting rack are arranged on the backlight side of the first display screen or the second display screen. A plurality of second threaded holes are formed in the axial direction of the end portions of the support columns, and second screw through holes corresponding to the second threaded holes one by one are formed on the mounting rack.

4. The double-sided display device according to claim 1, characterized in that, A wire outlet groove is formed on the side surface of the main body frame for installing the adjusting plate. A wire outlet cover plate is detachably installed on the wire outlet groove, and a plurality of wire outlet holes are formed in the wire outlet cover plate.

5. The double-sided display device according to claim 4, characterized in that The wire outlet holes are arranged in a U shape, and a U-shaped rubber ring is further installed inside the wire outlet holes.

6. The double-sided display device according to claim 5, characterized in that, A plurality of wire tying holes corresponding to the wire outlet holes are further arranged on the wire outlet cover plate, and the wire tying holes are used for the wire ties to pass through.

7. The double-sided display device according to claim 4, wherein, Two adjusting plates are provided, and the two adjusting plates are symmetrically arranged on both sides of the wire outlet groove.

8. The double-sided display device according to claim 4, wherein, A first antenna connected to the first display screen and a second antenna connected to the second display screen are further installed on the outer sides of the side surfaces of the main body frame for installing the adjusting plates respectively, and the first antenna and the second antenna are symmetrically arranged on both sides of the wire outlet groove.

9. The double-sided display device according to claim 1, wherein A glass cover plate is respectively arranged on the light-emitting sides of the first display screen and the second display screen.

10. The double-sided display device according to claim 9, wherein, The first display screen and the second display screen are fixedly bonded to the glass cover plate.

Images