CN111862841B - An LED display that adapts to different environments - Google Patents

Abstract

The invention discloses an LED display screen adaptable to different environments, comprising an outer casing, one end of the outer casing is provided with a ventilation hole, a display screen is fixedly mounted on one side opening of the outer casing, and the other side of the display screen is fixed. A cooling fan is fixedly installed on one surface, the cooling fan is located inside the outer casing on the other side, and one end surface of the outer casing is fixedly installed with a connecting casing by fixing screws, and the connecting casing is fixedly sleeved on the ventilation hole The other end of the connecting shell is fixedly connected with a bracket plate, the other end of the bracket plate is fixedly connected with a rubber patch, the other side surface of the outer shell is provided with a through hole, the through hole is The side surface of the hole is fixedly filled with a sponge block, and the other end of the sponge block is located on the other side surface of the outer casing, which is convenient to use and effectively improves the good adaptability to the environment.

Description

An LED display that adapts to different environments

technical field

The present invention relates to the field of display screens, and more particularly, to an LED display screen adapted to different environments.

Background technique

In today's daily life, the use of LED displays is very common and can meet people's different life and business needs.

However, the existing LED display screens are mostly installed and fixed through the outer casing, and heat dissipation holes need to be reserved for ventilation and heat dissipation. When the existing structure is used outdoors, due to the lack of protection at the opening position, it is easy to enter the flying insects, etc., which not only affects the heat dissipation , and it is also easy to damage the internal components, the safety is poor, and it is not conducive to adjusting the installation position, the environmental adaptability is insufficient, and needs to be improved.

SUMMARY OF THE INVENTION

Aiming at the problems existing in the prior art, the purpose of the present invention is to provide an LED display screen adaptable to different environments. By arranging ventilation holes at the bottom of the outer casing, combined with connecting the casing to install the bracket plate and the rubber patch, it can be used when not in use. Fitted and closed to avoid the entry of flying insects, and can be opened when ventilated to ensure the heat dissipation effect. At the same time, the connecting plate and the right-angle mounting plate can be hinged to adjust the installation position, which can greatly improve the convenience and stability of use and ensure a good environment for the environment. Adaptability, easy to use.

In order to solve the above problems, the present invention adopts the following technical solutions.

An LED display screen adaptable to different environments includes an outer casing, the upper and lower ends of the outer casing are provided with ventilation holes, the front opening of the outer casing is fixedly installed with a display screen, and the back of the display screen is fixedly installed with a display screen. a cooling fan, the cooling fan is located in the inner cavity of the outer casing;

The lower end surface of the outer shell is fixedly installed with a connecting shell by fixing screws, the upper end of the connecting shell is fixedly sleeved on the lower end of the outer shell, and the lower end of the connecting shell is fixedly connected with the upper end of the bracket plate, and the upper end of the bracket plate is fixedly connected. The lower end is fixedly connected with a rubber patch;

The back of the outer casing is provided with a through hole, and the through hole is fixedly filled with a sponge block;

The upper end of the outer casing is also provided with a self-adjusting heat dissipation plate, which is fixed on the upper end of the outer casing in a herringbone shape; the self-adjusting heat dissipation plate includes a sunshade, and the sunshade is evenly provided with a plurality of heat dissipation grooves with a rectangular structure , a heat dissipation plate is rotatably connected in the heat dissipation groove through a horizontally arranged rotating shaft;

The upper and lower frames of the heat sink have downwardly inclined surfaces facing the surface of the heat sink, the left and right frames of the heat sink are vertical surfaces, the upper end of the left and right frames is provided with a limit plate on the side close to the surface of the sun visor, and the upper ends of the left and right frames are close to the sun visor. There is a lower limit plate on one side of the inner side of the plate;

The heat dissipation plate is made of inner metal plate and outer metal plate fixed to each other, the inner metal plate faces the inside of the sun visor, the outer metal plate faces the outside of the sun visor, and the thermal expansion coefficient of the inner metal plate is larger than that of the outer metal plate. The left and right sides of the upper end of the outer metal plate are respectively provided with upper limit grooves adapted to the upper limit plate, and the left and right sides of the lower end of the inner layer metal plate are respectively provided with lower limit grooves adapted to the lower limit plate.

Further, one end of the sponge block facing the display screen is fixed and compounded with a fixing ring, and the surface of the fixing ring is fixed and adhered to the inner wall of the casing.

Further, there are at least four through holes and sponge blocks, and they are evenly arranged on the back of the outer casing at equal intervals.

Further, the back of the outer casing is provided with a hinge shaft, and a connecting plate is hinged on the hinge shaft.

Further, one end of the connecting plate is hinged with the hinge shaft, and the other end of the connecting plate is fixedly connected with a right-angle mounting plate.

Further, there are four connecting plates, and they are respectively arranged at the four corners of the back of the outer casing.

Further, there are two rubber patches, and the surfaces are attached to each other.

Compared with the prior art, the advantages of the present invention are:

(1) In this scheme, ventilation holes are arranged at the bottom of the outer casing, combined with the mounting bracket plate and rubber patch of the connecting casing, which can be closed when not in use to prevent flying insects from entering, and can be opened when ventilating to ensure the heat dissipation effect.

(2) By installing a fixing ring on the rear side of the sponge, it is conducive to adhesion and positioning, convenient and stable, and conducive to maintenance and replacement.

(3) The connecting plate is hinged through the hinge shaft, and the angle can be rotated, which is convenient for adjusting the position of the left and right sides or the upper and lower ends, and has high adaptability, which is convenient for installation and positioning.

(4) The right-angle mounting plate is connected through the connecting plate, which can be installed and fixed by screws, which is convenient and stable, and is convenient for use.

(5) By installing the connecting plate at the four corners, it can be positioned at the four corners, which is safe and stable.

(6) Shade the display screen through the sun visor to reduce the temperature of the display screen caused by sunlight.

(7) The frame of the heat dissipation groove overlaps with the heat dissipation plate, and is connected end to end, which plays a good role in guiding rainwater when it rains, preventing rainwater from entering the interior of the display without affecting the heat dissipation of the wind through the heat dissipation groove.

(8) The outward bending of the heat dissipation plate occurs when the heat dissipation plate is heated, and the effect of automatically changing the opening and closing amount of the heat dissipation plate with the change of the heat dissipation of the display screen is achieved.

Description of drawings

1 is a schematic diagram of the overall structure of an LED display screen adapted to different environments according to the present invention;

FIG. 2 is a partial schematic diagram of the connection of a connection housing of an LED display screen adapted to different environments according to the present invention;

3 is a schematic diagram of the rear structure of an LED display screen adapted to different environments according to the present invention;

4 is a schematic structural diagram of a self-adjusting heat dissipation plate of an LED display screen adapted to different environments according to the present invention;

5 is a schematic cross-sectional structural diagram of a self-adjusting heat sink of an LED display screen adapted to different environments according to the present invention;

FIG. 6 is a schematic structural diagram of a heat dissipation plate of an LED display screen adapted to different environments according to the present invention.

The symbols in the accompanying drawings are described as follows:

1 outer casing, 11 ventilation holes, 12 display screen, 13 cooling fan, 14 fixing screws, 15 connecting casing, 16 bracket plate, 17 rubber patch, 2 through holes, 21 sponge block, 22 fixing ring, 23 hinge shaft, 24 connecting plate, 25 right-angle mounting plate, 3 self-adjusting heat dissipation plate, 31 sunshade, 311 upper limit plate, 312 lower limit plate, 32 heat dissipation plate, 321 outer metal plate, 3211 upper limit slot, 322 inner metal plate, 3221 lower limit slot, 323 shaft, 33 heat sink.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. The embodiments of the present invention, and all other embodiments obtained by those of ordinary skill in the art without creative work, fall within the protection scope of the present invention.

An LED display screen adapted to different environments, including an outer casing 1, please refer to Figure 1 and Figure 2, the upper and lower ends of the outer casing 1 are respectively provided with ventilation holes 11, which can ventilate and dissipate heat, and the opening position of one side of the outer casing 1 is fixed A display screen 12 is installed, and a cooling fan 13 is fixedly installed on the other side surface of the display screen 12, which is an axial flow fan, and is connected to the control circuit in parallel to blow air to the display screen 12, which is beneficial for heat dissipation. The cooling fan 13 is located in the outer casing. In the inner cavity of 1, the lower end surface of the outer shell 1 is fixedly installed with a connecting shell 15 through fixing screws 14, which is convenient for installation and fixing, and is conducive to protection. The lower end of the bracket plate 16 is fixedly connected with a bracket plate 16, and the lower end of the bracket plate 16 is fixedly connected with a rubber patch 17, which is supported by the bracket plate 16, which is conducive to the positioning connection, so that the two rubber patches 17 can be glued together, and then closed, Prevent flying insects from entering the outer casing 1 from the ventilation holes 11, and improve the safety protection effect. When ventilating and dissipating heat, the internal air flow will cause the rubber patch 17 to elastically deform and separate, thereby expanding the opening, which is conducive to rapid ventilation and heat dissipation, stable and efficient, and adaptable The back of the outer casing 1 is provided with a through hole 2, the inside of the through hole 2 is fixed and filled with a sponge block 21, and the other end of the sponge block 21 is fixed with a fixed ring 22, which can enter the air from the outside, and at the same time play a role in isolation and protection As a result, the surface of the fixing ring 22 is fixedly adhered to the inner wall of the outer casing 1 .

Please refer to FIG. 1 and FIG. 3 , a hinge shaft 23 is provided on the back of the outer casing 1 , and a connecting plate 24 is hinged on the hinge shaft 23 . One end of the connecting plate 24 is hinged with the hinge shaft 23, and the other end of the connecting plate 24 is fixedly connected with a right-angle mounting plate 25. The connecting plate 24 can be turned around the hinge shaft 23 at an angle, and can be installed on the left and right sides, and can also be installed at the upper and lower ends. , High environmental adaptability, easy to install and fix.

Please refer to FIG. 1, FIG. 4 and FIG. 5. The upper end of the outer casing 1 is also provided with a self-adjusting cooling plate 3, and the self-adjusting cooling plate 3 is fixed on the upper end of the outer casing 1 in a herringbone shape to play the role of sunshade and rain protection. The self-adjusting heat dissipation plate 3 includes a sunshade 31 that mainly plays a role of shielding and supporting, and the sunshade 31 is evenly provided with a number of heat dissipation grooves 33 with a rectangular structure for the heat dissipation of the display screen 12. The heat dissipation groove The radiating plate 32 is rotatably connected with the rotating shaft 323 arranged horizontally in the 33. When in use, the heat moves upward and tries to be discharged from the self-adjusting radiating plate 3. By changing the degree of opening and closing of the radiating plate 32 and the sunshade 31 or the cooling groove 33, The air intake volume of the heat dissipation slot 33 is affected, thereby changing the heat dissipation efficiency.

Referring to FIG. 5 , the upper and lower frames of the heat dissipation slot 33 have inclined structures, specifically, the downwardly inclined surfaces toward the surface of the heat dissipation slot 33 . Limiting plates are provided on the frames. To be precise, the upper end of the left and right frames are provided with upper limit plates 311 on the side close to the surface of the sun visor 31 , and the lower limit plates 312 are provided on the side of the upper ends of the left and right frames close to the inner side of the sun visor 31 .

Please refer to FIG. 6 , the heat dissipation plate 32 is made by fixing the inner metal plate 322 and the outer metal plate 321 to each other. , and the thermal expansion coefficient of the inner layer metal plate 322 is greater than that of the outer layer metal plate 321; in this way, when the heat emitted by the display screen increases, the inner layer metal plate 322 and the outer layer metal plate 321 expand unevenly and warp outward. The opening and closing amount of the heat dissipation plate 32 is increased. When the heat dissipation of the display screen is reduced, the amount of outward tilting of the heat dissipation plate decreases to reduce the opening and closing amount of the heat dissipation plate. The left and right sides of the upper end of the outer metal plate 321 Upper limit slots 3211 adapted to the upper limit plate 311 are respectively provided, and lower limit slots 3221 adapted to the lower limit plate 312 are respectively provided on the left and right sides of the lower end of the inner metal plate 322 .

It should be noted that the upper frame of the heat dissipation slot 33 is pressed against the upper edge of the heat dissipation plate 32, the lower edge of the heat dissipation plate 32 is pressed against the lower frame of the heat dissipation slot 33, the upper limit plate 311 is connected to the upper frame of the heat dissipation slot 33, and the lower limit plate The lower end of 312 is connected to the lower frame of the heat dissipation slot 33, the projection of the upper limit plate 311 and the lower limit plate 312 on the horizontal plane should be connected at the end, and the upper and lower edges of the heat dissipation plate 32 have an inclined surface structure adapted to the upper and lower frames of the heat dissipation slot 33, and The upper ends of the left and right edges of the heat dissipation plate 32 are vertically covered by the upper limit plate 311, and the lower ends of the left and right edges of the heat dissipation plate 32 are vertically covered by the lower limit plate 312, so that when rainwater is guided, the rainwater will not fall into Inside the display.

When in use, the connecting plate can be rotated around the hinge shaft 23, so that the right-angle mounting plate 25 can be turned around the hinge shaft 23, and then can be installed on the left and right sides, and can also be installed at the upper and lower ends. High, which is convenient for installation and fixation, and at the same time, it is supported by the bracket plate 16, which is conducive to positioning and connection, which can ensure that the two rubber patches 17 are fitted together, and then closed, preventing flying insects from entering the outer casing 1 from the ventilation holes 11, and improving safety protection. When ventilating and dissipating heat, the internal airflow will cause the rubber patch 17 to elastically deform and separate, thereby expanding the opening, which is conducive to rapid ventilation and heat dissipation.

The above description is only a preferred embodiment of the present invention; however, the protection scope of the present invention is not limited thereto. Any person skilled in the art who is familiar with the technical scope of the present invention, according to the technical solution of the present invention and its improvement concept, equivalently replaces or changes, should be covered within the protection scope of the present invention.

Claims (7)

1. An LED display screen adapted to different environments, comprising an outer casing (1), characterized in that: the upper and lower ends of the outer casing (1) are provided with ventilation holes (11), and the outer casing (1) is provided with ventilation holes (11). A display screen (12) is fixedly installed at the front opening position, a cooling fan (13) is fixedly installed on the back of the display screen (12), and the cooling fan (13) is located in the inner cavity of the outer casing (1); The lower end surface of the outer casing (1) is fixedly mounted with a connecting casing (15) through fixing screws (14), the upper end of the connecting casing (15) is fixedly sleeved on the lower end of the outer casing (1), and the connecting casing is connected to the casing (15). The lower end of (15) is fixedly connected with the upper end of the bracket plate (16), and the lower end of the bracket plate (16) is fixedly connected with a rubber patch (17); The back of the outer casing (1) is provided with a through hole (2), and the through hole (2) is fixedly filled with a sponge block (21); The upper end of the outer casing (1) is further provided with a self-adjusting heat dissipation plate (3), and the self-adjusting heat dissipation plate (3) is fixed on the upper end of the outer casing (1) in a herringbone shape; the self-adjusting heat dissipation plate (3) includes a sunshade a plate (31), a plurality of heat dissipation grooves (33) having a rectangular structure are evenly arranged on the sun visor (31), and a heat dissipation plate (32) is rotatably connected in the heat dissipation groove (33) through a horizontally arranged rotating shaft (323); Both the upper and lower frames of the heat dissipation slot (33) have downwardly inclined surfaces facing the surface of the heat dissipation slot (33), the left and right frames of the heat dissipation slot (33) are vertical surfaces, and the upper ends of the left and right frames are close to a surface of the sun visor (31). An upper limit plate (311) is arranged on the side, and a lower limit plate (312) is arranged on the side of the upper end of the left and right frames close to the inner side of the sun visor (31); The heat dissipation plate (32) is made by fixing the inner metal plate (322) and the outer metal plate (321) to each other, the inner metal plate (322) faces the inner side of the sun visor (31), and the outer metal plate ( 321) faces the outside of the sun visor (31), and the thermal expansion coefficient of the inner layer metal plate (322) is greater than that of the outer layer metal plate (321); the left and right sides of the upper end of the outer layer metal plate (321) are respectively provided with adapter The upper limit slot (3211) of the upper limit plate (311), the left and right sides of the lower end of the inner metal plate (322) are respectively provided with lower limit slots (3221) adapted to the lower limit plate (312). 2. The LED display screen adapted to different environments according to claim 1, characterized in that: one end of the sponge block (21) facing the display screen (12) is fixed with a fixing ring (22), and the fixing ring (22) is compounded. The surface of the ring (22) is fixedly adhered to the inner wall of the outer casing (1). 3. The LED display screen adapting to different environments according to claim 1, characterized in that there are at least four through holes (2) and sponge blocks (21), and they are evenly arranged on the outer casing at equal intervals. (1) on the back. 4. An LED display screen adapted to different environments according to claim 1, characterized in that: the back of the outer casing (1) is provided with a hinge shaft (23), and the hinge shaft (23) is hinged on the There are connecting plates (24). 5. The LED display screen adapted to different environments according to claim 4, characterized in that: one end of the connecting plate (24) is hinged with the hinge shaft (23), and the other end of the connecting plate (24) is hinged The fixed connection is provided with a right-angle mounting plate (25). 6. The LED display screen adapted to different environments according to claim 4, characterized in that: there are four said connecting plates (24), and they are respectively arranged at the four corners of the back of the outer casing (1). 7 . The LED display screen adapted to different environments according to claim 1 , characterized in that: there are two rubber patches ( 17 ), and the surfaces are attached to each other. 8 .

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