Waterproof dustproof high-brightness LED display screen

Abstract

The utility model relates to the technical field of display equipment, and discloses a waterproof dustproof high-brightness LED display screen which comprises a display screen body and a dustproof cover fixedly installed on the rear side of the display screen body, and IR heat insulation glue is arranged on the front side of the display screen body. A cooling fan and a cooling aluminum plate are arranged on the rear side, close to the left side and the right side, of the display screen body respectively, the front face of the screen is designed in a full-attaching mode, special IR heat insulation glue is attached to the surface of the screen, most heat in the environment can be isolated, the temperature difference of the two sides of tempered glass can reach 7-10 degrees, and the temperature of the surface of the liquid crystal screen is reduced; the LED display screen is simple in structure and convenient to use, the heat dissipation efficiency of the light bar is higher, the heat generated in the working process can be better dissipated through the assistance of the heat dissipation fan, the display screen body has the IP65 protection level and can adapt to the complex outdoor environment, and dust and rainwater in the air are prevented from invading the interior of a machine, and the normal operation of the display screen body is prevented from being seriously influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of display equipment, in particular to a waterproof, dustproof and high-brightness LED display screen. Background Art

[0002] Advertising machines are a new generation of intelligent devices. They form a complete advertising broadcast control system through terminal software control, network information transmission and multimedia terminal display, and use multimedia materials such as pictures, text, videos, small plug-ins (weather, exchange rates, etc.) for advertising. The original concept of advertising machines was to change advertising from passive to active, so the interactivity of advertising machines gives them many public service functions, and thereby attracts customers to actively browse advertisements.

[0003] Outdoor advertising machines need to operate for long periods of time in outdoor environments, so they must have high-brightness display capabilities. However, outdoor scenes often face the challenges of wind and rain. Dust and rain in the air can easily penetrate the interior of the machine, seriously affecting the normal operation of the outdoor advertising machine.

[0004] Therefore, we propose a waterproof, dustproof and high-brightness LED display to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a waterproof, dustproof and high-brightness LED display screen to solve the problems raised by the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a waterproof, dustproof, high-brightness LED display screen, comprising a display screen body and a dust cover fixedly installed on the rear side of the display screen body, the front side of the display screen body is provided with IR thermal insulation glue, and the rear side of the display screen body is respectively provided with a cooling fan and a cooling aluminum plate near the left and right sides, the rear side of the display screen body is respectively fixedly installed with mounting plates near the left and right sides, and the cooling fan and the cooling aluminum plate are located between the mounting plates, and a mounting seat is commonly provided on the rear side of the mounting plate, a card interface is respectively provided on the mounting seat near the left and right sides, and the inner cavity of the card interface is respectively movably connected with a card socket, the front side of the card socket is respectively fixedly connected to the rear side of the adjacent mounting plate, a cavity is provided in the middle part of the mounting seat, and a card assembly is installed on the top of the mounting seat near the middle.

[0007] The cam is fixedly mounted on a bottom portion of the rotary table, and the lower end of the rotary table is movably mounted on the bottom wall of the rotary table. The cam is fixedly mounted on the bottom wall of the rotary table, and a movable rod is arranged on the rear side of the rotary rod. The upper and lower ends of the movable rod are fixedly mounted with a threaded rod A and a threaded rod B respectively. The opposite ends of the threaded rod A and the threaded rod B are movably mounted on the inner wall of the cavity cavity, and the output shafts of the threaded rods A and the threaded rod B are respectively threadedly mounted with threaded sleeves, and hinged rods are movably mounted on the left and right sides of the threaded sleeves, and sliding plates are slidably mounted on the rear side of the cavity cavity near the left and right sides, and the ends of the hinged rods away from the threaded sleeves are movably mounted on adjacent sliding plates, and a number of clamping rods are fixedly mounted at equal intervals on the opposite sides of the sliding plates. Openings are respectively opened on the left and right sides of the cavity cavity, and the opposite ends of the clamping rods pass through adjacent openings and extend to the inner cavity of the adjacent card interface.

[0008] Preferably, a bolt is threadedly installed through the top of the turntable near the rear side.

[0009] Preferably, a plurality of limiting grooves are provided near the middle of the top of the mounting seat, and the limiting grooves are arranged in a circular array with the axis of the turntable as the center, and the output end of the bolt is inserted into the inner cavity of one of the limiting grooves.

[0010] Preferably, a plurality of positioning grooves are formed at equal intervals on opposite sides of the clamping seat, and the output ends of the clamping rods are respectively inserted into the inner cavities of adjacent positioning grooves.

[0011] Preferably, a first single-groove wheel and a second single-groove wheel are fixedly sleeved on the output shafts of the rotating rod and the movable rod respectively, and a belt is sleeved on the outer sides of the first single-groove wheel and the second single-groove wheel.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. The front of the screen adopts a full-fit design, and the surface is bonded with special IR thermal insulation glue, which can isolate most of the heat in the environment and can make the temperature difference between the two sides of the tempered glass reach 7-10°, reducing the temperature of the LCD surface. By optimizing the internal light strip layout, the light strip heat dissipation efficiency is higher, supplemented by a cooling fan, so that the heat generated during work can be better dissipated. The display screen body has an IP65 protection level and can adapt to complex outdoor environments, preventing dust and rain in the air from invading the interior of the machine and seriously affecting the normal operation of the display screen body.

[0014] 2. Through the mutual cooperation among the turntable, bolts, rotating rod, movable rod, belt, threaded rod A, threaded rod B, threaded sleeve, hinged rod, sliding plate and clamping rod, the display screen body can be quickly disassembled and assembled, which is convenient to operate and is conducive to its inspection, maintenance and replacement without the help of tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0016] Figure 2 It is a rear side perspective view of the present invention;

[0017] Figure 3 It is a partial cross-sectional perspective view of the mounting base of the present invention;

[0018] Figure 4 It is a partial rear side view of the utility model;

[0019] Figure 5 It is a partial bottom perspective view of the mounting plate of the present invention;

[0020] Figure 6 It is a partial bottom perspective view of the hinged rod of the present invention;

[0021] Figure 7 It is a partial cross-sectional view of the mounting base of the utility model;

[0022] Figure 8 It is a partial bottom view of the utility model.

[0023] In the figure: 1. display screen body; 2. dust cover; 3. cooling fan; 4. heat dissipation aluminum plate; 5. mounting plate; 6. mounting base; 61. limit slot; 7. snap-fit ​​base; 71. positioning slot; 8. snap-fit ​​assembly; 81. turntable; 811. bolt; 82. rotating rod; 83. movable rod; 831. belt; 84. threaded rod A; 85. threaded rod B; 86. threaded sleeve; 87. hinged rod; 88. sliding plate; 89. snap-fit ​​rod. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1: Please refer to Figure 1-8A waterproof and dustproof high-brightness LED display screen includes a display screen body 1 and a dust cover 2 fixedly installed on the rear side of the display screen body 1. The layout of the light strips in the display screen body 1 is optimized to make the heat dissipation efficiency of the light strips higher. A cooling fan 3 and a heat dissipation aluminum plate 4 are used to better dissipate the heat generated by the machine during operation. The front side of the display screen body 1 is provided with IR heat insulation glue, and the rear side of the display screen body 1 is provided with a cooling fan 3 and a heat dissipation aluminum plate 4 near the left and right sides respectively. The rear side of the display screen body 1 is fixedly installed with a mounting plate 5 near the left and right sides respectively, and the cooling fan 3 and the heat dissipation aluminum plate 4 are located between the mounting plates 5. The mounting plates 5 are provided with a plurality of heat dissipation plates. A mounting base 6 is provided on the rear side. The mounting base 6 is prefabricated and fixed on the wall. Card interfaces are respectively provided on the mounting base 6 near the left and right sides, and the inner cavities of the card interfaces are movably connected with card connectors 7. The front sides of the card connectors 7 are respectively fixedly connected to the rear sides of the adjacent mounting plates 5. A cavity is provided in the middle of the mounting base 6, and a card connector assembly 8 is installed near the middle of the top of the mounting base 6. Through the setting of special IR thermal insulation glue, most of the heat in the environment can be isolated, and the temperature difference on both sides of the tempered glass can reach 7-10°, thereby reducing the surface temperature of the display screen body 1. The display screen body 1 can be quickly disassembled and assembled through the setting of the card connector assembly 8.

[0026] In this embodiment, the front of the screen adopts a fully laminated design, with a special IR thermal insulation adhesive laminated on the surface, which can isolate most of the heat in the environment and achieve a temperature difference of 7-10° on both sides of the tempered glass, thereby reducing the surface temperature of the LCD screen. By optimizing the internal light strip layout, the light strip has a higher heat dissipation efficiency. With the help of a cooling fan 3 and a heat dissipation aluminum plate 4, the heat generated in the display body 1 can be better dissipated. In addition, the entire device can meet the protection levels of IP55 and IP65, adapt to complex outdoor environments, and avoid the infiltration of dust and rainwater.

[0027] Example 2: This example is an improvement made on the basis of Example 1. For details, please refer to Figure 1-3 and Figure 5-7The clamping assembly 8 includes a turntable 81 arranged at the top of the mounting seat 6 near the upper middle part and a rotating rod 82 fixedly installed at the middle part of the bottom of the turntable 81. The lower end of the rotating rod 82 movably extends through the inner cavity of the cavity and is movably installed on the bottom wall of the inner cavity of the cavity. A movable rod 83 is provided on the rear side of the rotating rod 82. The upper and lower ends of the movable rod 83 are respectively fixedly installed with a threaded rod A84 and a threaded rod B85. The opposite ends of the threaded rod A84 and the threaded rod B85 are respectively movably installed on the inner wall of the inner cavity of the cavity, and the output shafts of the threaded rods A84 and B85 are respectively threaded. A threaded sleeve 86 is installed, and hinged rods 87 are movably installed on the left and right sides of the threaded sleeve 86, and sliding plates 88 are slidably installed on the rear side of the cavity near the left and right sides. The ends of the hinged rods 87 away from the threaded sleeve 86 are movably installed on the adjacent sliding plates 88, and a number of clamping rods 89 are fixedly installed at equal intervals on the opposite side of the sliding plates 88. Openings are respectively opened on the left and right sides of the cavity, and the opposite ends of the clamping rods 89 pass through the adjacent openings and extend to the inner cavity of the adjacent card interface, so that the display body 1 can be installed and disassembled.

[0028] A bolt 811 is threadedly installed on the top of the turntable 81 near the rear side, which is conducive to limiting the position of the turntable 81.

[0029] Several limiting grooves 61 are provided near the middle of the top of the mounting base 6, and the limiting grooves 61 are arranged in a circular array with the axis of the turntable 81 as the center. The output end of the bolt 811 is inserted into the inner cavity of one of the limiting grooves 61, which serves to position the turntable 81.

[0030] A plurality of positioning grooves 71 are provided at equal intervals on opposite sides of the clamping seat 7, and the output ends of the clamping rods 89 are respectively inserted into the inner cavities of adjacent positioning grooves 71, which is conducive to clamping and fixing the clamping seat 7, thereby also realizing the clamping and fixing of the display screen body 1.

[0031] The first single sheave and the second single sheave are fixedly sleeved on the output shafts of the rotating rod 82 and the movable rod 83 respectively, and the outer sides of the first single sheave and the second single sheave are jointly sleeved with a belt 831, which can synchronously drive the rotating rod 82 and the movable rod 83 to rotate.

[0032] When the screwdriver 81 is in the unlocked position, the screwdriver 81 is in the unlocked position, and the locking cam 8 ...

[0033] Working principle: The front of the screen adopts a full-fit design, and the surface is bonded with special IR thermal insulation glue, which can isolate most of the heat in the environment, and can make the temperature difference between the two sides of the tempered glass reach 7-10°, thereby reducing the temperature of the LCD screen surface. By optimizing the internal light strip layout, the light strip heat dissipation efficiency is higher, supplemented by the cooling fan 3 and the heat dissipation aluminum plate 4, the heat generated in the display body 1 can be better dissipated. In addition, the entire device can meet the protection levels of IP55 and IP65, adapt to complex outdoor environments, and avoid the infiltration of dust and rainwater. When installing the display body 1, the mounting base 6 can be inserted into the inner cavity of the adjacent card interface respectively, and then the bolt 811 can be turned to move it upward away from the inner cavity of one of the limit slots 61, and then the turntable 81 can be turned to bring When the movable rotating rod 82 rotates, the rotating rod 82 will drive the movable rod 83 to rotate through the transmission of the belt 831. When the movable rod 83 rotates, it will drive the threaded rod A84 and the threaded rod B85 to rotate synchronously. When the threaded rod A84 and the threaded rod B85 rotate, they will drive the adjacent threaded sleeves 86 to move away from each other. When the threaded sleeves 86 move away from each other, they will drive the sliding plates 88 on both sides to move in the opposite direction. When the sliding plates 88 move in the opposite direction, they will drive several adjacent clamping rods 89 to move in the opposite direction and be inserted into the inner cavity of the adjacent positioning grooves 71 respectively, so as to realize the clamping and fixing of the clamping seat 7. After the installation is completed, the rotation of the turntable 81 can be stopped, and then the bolt 811 can be rotated in the opposite direction so that it can continue to be inserted into the inner cavity of one of the limit slots 61 to limit the turntable 81.

[0034] The contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A waterproof and dustproof high-brightness LED display screen, comprising a display screen body (1) and a dust cover (2) fixedly mounted on the rear side of the display screen body (1), characterized in that: The front side of the display screen body (1) is provided with IR heat insulation glue, and the rear side of the display screen body (1) is provided with a heat dissipation fan (3) and a heat dissipation aluminum plate (4) near the left and right sides respectively. The rear side of the display screen body (1) is fixedly installed with a mounting plate (5) near the left and right sides respectively, and the heat dissipation fan (3) and the heat dissipation aluminum plate (4) are located between the mounting plates (5). The rear side of the mounting plate (5) is provided with a mounting seat (6). The mounting seat (6) is provided with a card interface near the left and right sides respectively, and the inner cavity of the card interface is movably connected with a card seat (7). The front side of the card seat (7) is fixedly connected to the rear side of the adjacent mounting plate (5). A cavity is provided at the middle part of the mounting seat (6), and a card assembly (8) is installed at the top of the mounting seat (6) near the middle part.

2. The waterproof and dustproof high-brightness LED display according to claim 1, characterized in that: The clamping assembly (8) includes a turntable (81) arranged at the top of the mounting seat (6) near the middle and a rotating rod (82) fixedly installed at the middle of the bottom of the turntable (81), the lower end of the rotating rod (82) movably extends through the inner cavity of the cavity and is movably installed on the bottom wall of the inner cavity of the cavity, and a movable rod (83) is provided on the rear side of the rotating rod (82), and the upper and lower ends of the movable rod (83) are respectively fixedly installed with a threaded rod A (84) and a threaded rod B (85), and the opposite ends of the threaded rod A (84) and the threaded rod B (85) are respectively movably installed on the inner wall of the inner cavity of the cavity, and the threaded rod A (84) and the threaded rod B (85) are respectively fixedly installed. A threaded sleeve (86) is respectively threadedly mounted on the output shaft of B (85), and a hinged rod (87) is movably mounted on the left and right sides of the threaded sleeve (86), and a sliding plate (88) is slidably mounted on the rear side of the cavity near the left and right sides, and one end of the hinged rod (87) away from the threaded sleeve (86) is movably mounted on the adjacent sliding plate (88), and a plurality of clamping rods (89) are fixedly mounted at equal intervals on the opposite side of the sliding plate (88), and an opening is respectively opened on the left and right sides of the cavity, and the opposite ends of the clamping rods (89) pass through the adjacent openings and extend to the inner cavity of the adjacent card interface.

3. The waterproof and dustproof high-brightness LED display according to claim 2, characterized in that: A bolt (811) is threadedly installed on the top of the turntable (81) near the rear side.

4. The waterproof and dustproof high-brightness LED display according to claim 3, characterized in that: A plurality of limiting grooves (61) are provided near the middle of the top of the mounting seat (6), and the limiting grooves (61) are arranged in a circular array with the axis of the turntable (81) as the center, and the output end of the bolt (811) is inserted into the inner cavity of one of the limiting grooves (61).

5. The waterproof and dustproof high-brightness LED display according to claim 1, characterized in that: A plurality of positioning grooves (71) are provided at equal intervals on opposite sides of the clamping seat (7), and the output ends of the clamping rods (89) are respectively inserted into the inner cavities of adjacent positioning grooves (71).

6. The waterproof and dustproof high-brightness LED display according to claim 2, characterized in that: A first single-groove wheel and a second single-groove wheel are fixedly sleeved on the output shafts of the rotating rod (82) and the movable rod (83), respectively, and a belt (831) is sleeved on the outer sides of the first single-groove wheel and the second single-groove wheel.

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