CN218826061U

CN218826061U - LED box and LED display device with same

Info

Publication number: CN218826061U
Application number: CN202222919381.6U
Authority: CN
Inventors: 黄金红
Original assignee: Glux Visual Effects Tech Shenzhen Co Ltd
Current assignee: Glux Visual Effects Tech Shenzhen Co Ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-04-07
Anticipated expiration: 2032-11-02

Abstract

The utility model provides a LED box and have its LED display device. Specifically, the LED box includes: a back plate; the LED display module is arranged on the front side of the back plate; the power supply box is arranged on the rear side of the back plate; and the fan structure is arranged between the back plate and the power supply box. Use the technical scheme of the utility model the problem that the radiating effect is not good of the LED box among the correlation technique can be solved effectively.

Description

LED box and LED display device with same

Technical Field

The utility model relates to a LED display device field particularly, relates to a LED box and have its LED display device.

Background

LED display device can produce higher heat at the during operation, and the heat if not in time the effluvium can lead to the phenomenon of the color cast to appear in the color development of LED lamp pearl, and then influences LED display module's display effect. In addition, the poor still life who influences LED display module assembly easily of heat dissipation.

In the related art, in order to solve the above problems, a heat dissipation structure generally needs to be disposed in the LED display device, but the overall layout of the LED display device needs to be considered for the disposition position and the disposition size of the heat dissipation structure, so the heat dissipation effect is often not ideal.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a LED box and have its LED display device to solve the not good problem of radiating effect of the LED box among the correlation technique.

In order to achieve the above object, according to an aspect of the present invention, there is provided an LED box, including: a back plate; the LED display module is arranged on the front side of the back plate; the power supply box is arranged on the rear side of the back plate; and the fan structure is arranged between the back plate and the power supply box.

Furthermore, a vent hole is arranged on the position, opposite to the fan structure, of the back plate.

Further, at least part of the fan structure extends into the ventilation holes.

Furthermore, the power supply box covers a part of the fan structure, the fan structure comprises a frame and fan blades arranged in the frame, and the fan blades comprise a first area opposite to the power supply box and a second area exposed out of the power supply box.

Further, the power supply box comprises a front plate close to the back plate, a rear plate arranged at an interval with the front plate and a side plate arranged between the front plate and the rear plate, an avoiding concave portion is arranged on the side plate, the fan structure is arranged at the avoiding concave portion, and the second area is exposed out of the power supply box through the avoiding concave portion.

Further, the power supply box further comprises heat dissipation fins arranged at the avoiding concave portion, and the heat dissipation fins are arranged opposite to the second area.

Furthermore, the power supply box is provided with a first mounting hole, the frame is provided with a second mounting hole, and the LED box body further comprises a fastener penetrating through the first mounting hole and the second mounting hole.

Further, the power supply box further comprises support ribs arranged on the front plate, the power supply box is abutted to the back plate through the support ribs, and a heat dissipation gap is formed between the front plate and the back plate.

Furthermore, the LED display modules are multiple, and the fan structure is located at the splicing position of the two adjacent LED display modules.

According to the utility model discloses an on the other hand provides a LED display device, including the LED box of a plurality of concatenation settings, the LED box is foretell LED box.

Use the technical scheme of the utility model, LED display module set up the front side at the backplate, the power pack sets up the rear side at the backplate, the fan structure sets up between backplate and power pack, the fan structure can accelerate the air between power pack and the backplate and flow, cool down to power pack and the backplate that is close to the power pack, reduce the probability that LED display module appears the color cast phenomenon because of the power pack generates heat, thereby the display effect of LED display module has been guaranteed on the one hand, on the other hand helps promoting the life of LED box.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic perspective view of an angle of an embodiment of an LED box according to the present invention;

FIG. 2 is a schematic perspective view of another angle of the LED housing of FIG. 1;

FIG. 3 shows a side view of the LED housing of FIG. 2;

FIG. 4 shows an enlarged schematic view of the LED housing of FIG. 3 at A;

FIG. 5 shows a front view of the LED housing of FIG. 1, wherein FIG. 5 shows the LED housing with a portion of the display screen removed;

FIG. 6 shows an enlarged schematic view of the LED housing of FIG. 5 at B;

FIG. 7 shows a rear view of the LED housing of FIG. 1;

FIG. 8 shows a cross-sectional view at C-C of the LED housing of FIG. 7;

fig. 9 shows an enlarged schematic structure view at the LED box D of fig. 8.

Wherein the figures include the following reference numerals:

10. a back plate; 11. a vent hole; 1. a heat dissipation gap; 20. an LED display module; 21. a display screen; 22. an insulating frame; 30. a power supply box; 31. a front plate; 311. a fixed wing plate; 3111. mounting a column; 32. a back plate; 33. a side plate; 34. avoiding the concave part; 35. a heat dissipating fin; 36. supporting ribs; 40. a fan structure; 41. a frame; 411. a second mounting hole; 42. a fan blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

The inventor finds that the part of the LED box body which generates heat seriously during working is concentrated at the power box, and the LED display module 20 close to the power box is easy to have color cast, so the LED box body is designed to solve the problem. Specifically, the method comprises the following steps:

as shown in fig. 1, 2, 3, 7 and 8, the LED box of the present embodiment includes: the LED display module comprises a back plate 10, an LED display module 20, a power supply box 30 and a fan structure 40, wherein the LED display module 20 is arranged on the front side of the back plate 10; the power supply box 30 is arranged at the rear side of the backboard 10; the fan structure 40 is disposed between the back plate 10 and the power supply box 30.

By applying the technical scheme of the embodiment, the LED display module 20 is arranged at the front side of the back plate 10, the power supply box 30 is arranged at the rear side of the back plate 10, the fan structure 40 is arranged between the back plate 10 and the power supply box 30, the fan structure 40 can accelerate the air flow between the power supply box 30 and the back plate 10, the power supply box 30 and the back plate 10 close to the power supply box 30 are cooled, the probability of color cast phenomenon caused by the heat generation of the LED display module 20 due to the power supply box 30 is reduced, thereby ensuring the display effect of the LED display module 20 on the one hand, and being beneficial to prolonging the service life of the LED box body on the other hand.

The LED display device of the present embodiment may be a suspension type display device or a pedal type display device. The aforementioned "front side" refers to a side of the LED display device facing a user, and the aforementioned "rear side" refers to a side of the LED display device facing away from the user.

As shown in fig. 5, 6 and 9, in the present embodiment, the back plate 10 is provided with the vent holes 11 at positions opposed to the fan structures 40. In the above structure, the fan structure 40 can suck air from the ventilation holes 11 of the back plate 10, and uses the centrifugal force generated when the fan blades 42 rotate to throw the air flow between the power supply box 30 and the back plate 10, thereby cooling the power supply box 30. The structure can improve the smoothness of air flow around the fan structure 40, so that the fan structure 40 can conveniently realize air flow, and the heat dissipation requirement is met.

As shown in fig. 8 and 9, in the present embodiment, at least a part of the fan structure 40 protrudes into the ventilation hole 11. In the above structure, the fan structure 40 extends into the ventilation hole 11 to reduce the overall thickness of the LED box, which helps to realize the miniaturization design of the LED box.

As shown in fig. 1 to 3 and fig. 6 to 8, in the present embodiment, the power box 30 covers a portion of the fan structure 40, the fan structure 40 includes a frame 41 and a fan blade 42 disposed in the frame 41, and the fan blade 42 includes a first region opposite to the power box 30 and a second region exposed to the power box 30. In the above structure, the fan blades 42 have the second region exposed to the power box 30, and this arrangement can further improve the smoothness of the air flow around the fan structure 40, thereby improving the heat dissipation effect of the fan structure 40.

It should be noted that the better the air flowability around the fan structure 40, the faster the air flowing speed when the fan structure 40 operates, the better the heat dissipation effect of the fan structure 40. Increasing the smoothness of the air flow around fan structure 40 therefore helps to reduce the power consumption of fan structure 40.

As shown in fig. 1 to 3 and 6 to 8, in the present embodiment, the power supply box 30 includes a front plate 31 close to the back plate 10, a rear plate 32 spaced apart from the front plate 31, and a side plate 33 disposed between the front plate 31 and the rear plate 32, the side plate 33 is provided with an avoiding recess 34, the fan structure 40 is disposed at the avoiding recess 34, and the second region is exposed to the power supply box 30 through the avoiding recess 34. In the above structure, the power supply box 30 is provided with the avoidance concave portion 34 to expose the fan blade 42 to the power supply box 30, so that the fan blade 42 is exposed without increasing the volume of the fan structure 40, and the arrangement of the internal structure of the power supply box 30 is not affected. The arrangement mode is favorable for reducing the dead weight of the LED box body, and the light weight design of the LED box body is realized.

It should be noted that, the fan structure 40 is disposed in a manner that the airflow generated by the fan structure 40 can be blown to the front plate 31 and the side plates 33 of the power supply box 30, so that the contact area between the airflow and the power supply box 30 is increased, and the heat dissipation effect on the power supply box 30 is further improved.

As shown in fig. 1, 2 and 8, in the present embodiment, the power supply box 30 further includes a heat dissipation fin 35 disposed at the avoidance recess 34, and the heat dissipation fin 35 is disposed opposite to the second region. In the above structure, the heat dissipation fins 35 further increase the heat dissipation area of the power supply box 30, which is helpful for improving the cooling efficiency of the power supply box 30. On the other hand, the heat dissipating fins 35 include a plurality of heat dissipating plates arranged in an array, and the plurality of heat dissipating plates can guide the airflow generated by the fan structure 40, thereby reducing the probability of turbulent airflow and contributing to reducing the noise generated when the fan structure 40 operates.

As shown in fig. 6 and 9, in the present embodiment, the power supply box 30 is provided with a first mounting hole, the frame 41 is provided with a second mounting hole 411, and the led box further includes a fastener penetrating through the first mounting hole and the second mounting hole 411. In the above structure, the fastening member fixes the fan structure 40 on the power supply box 30, and the power supply box 30 is fixed on the back plate 10, so as to fix the fan structure 40.

When the back board 10 is installed, the fan structure 40 and the power supply box 30 are fixed, the fan structure 40 extends into the ventilation hole 11 of the back board 10, the power supply box 30 abuts against the back board 10, and the back board 10 and the power supply box 30 are connected through the fastening member.

As shown in fig. 9, the front plate 31 of the power supply box 30 is provided with a fixed wing 311 protruding from the side plate 33, the fixed wing 311 is provided with a mounting post 3111, the mounting post abuts against the frame 41 of the fan structure 40, the first mounting hole is provided in the mounting post, the fastening member is a screw, and the screw is screwed into the mounting post 3111 from the second mounting hole 411 of the fan structure 40.

As shown in fig. 3 and 4, in the present embodiment, the power supply box 30 further includes support ribs 36 disposed on the front plate 31, the power supply box 30 abuts against the back plate 10 through the support ribs 36, and the heat dissipation gap 1 is formed between the front plate 31 and the back plate 10. In the above structure, the support ribs 36 enable the heat dissipation gap 1 to be formed between the front plate 31 and the back plate 10, so as to further improve the heat dissipation effect of the fan structure 40 on the power supply box 30.

As shown in fig. 5 and fig. 6, in the present embodiment, there are a plurality of LED display modules 20, and the fan structure 40 is located at a joint of two adjacent LED display modules 20. In the above structure, the splicing position of the LED display module 20 has an installation gap, and the fan structure 40 can suck air through the installation gap and the ventilation hole 11, and blow the air to the power supply box 30, so as to cool the power supply box 30.

It should be further noted that, as shown in fig. 5 and fig. 6, in this embodiment, the LED display module 20 includes a display screen 21 and an insulating frame 22 disposed at the rear side of the display screen 21, the insulating frame 22 is a frame structure with relatively poor arrangement of transverse ribs and vertical ribs, so that the ventilation holes 11 of the back plate 10 are disposed toward the insulating frame 22, when the fan structure 40 sucks air, the air can pass through the insulating frame 22 through the mounting gap between two adjacent display screens 21 and enter the ventilation holes 11, and then is blown toward between the back plate 10 and the power supply box 30 through the centrifugal action of the fan structure 40.

The application further provides an LED display device, wherein the embodiment of the LED display device comprises a plurality of LED box bodies which are spliced, and the LED box bodies are the LED box bodies. In the structure, the LED box body has the advantages of good heat dissipation effect and long service life, so that the LED display device with the LED box body also has the advantages.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An LED box, its characterized in that includes:

a back plate (10);

the LED display module (20) is arranged on the front side of the back plate (10);

a power supply box (30) disposed at a rear side of the back plate (10);

a fan structure (40) disposed between the backplate (10) and the power supply box (30).

2. LED cabinet according to claim 1, characterized in that a ventilation hole (11) is provided on the back plate (10) at a position opposite to the fan structure (40).

3. The LED cabinet of claim 2, wherein at least part of the fan structure (40) protrudes into the vent hole (11).

4. The LED cabinet of claim 1, wherein the power supply box (30) covers a portion of the fan structure (40), the fan structure (40) including a frame (41) and a fan blade (42) disposed within the frame (41), the fan blade (42) including a first region opposite the power supply box (30) and a second region exposed to the power supply box (30).

5. The LED box body according to claim 4, wherein the power supply box (30) comprises a front plate (31) close to the back plate (10), a rear plate (32) arranged at a distance from the front plate (31), and a side plate (33) arranged between the front plate (31) and the rear plate (32), an avoiding recess (34) is arranged on the side plate (33), the fan structure (40) is arranged at the avoiding recess (34), and the second area is exposed to the power supply box (30) through the avoiding recess (34).

6. The LED cabinet according to claim 5, wherein the power supply box (30) further comprises a heat dissipating fin (35) disposed at the avoiding recess (34), the heat dissipating fin (35) being disposed opposite to the second region.

7. The LED box body according to claim 4, wherein a first mounting hole is formed in the power supply box (30), a second mounting hole (411) is formed in the frame (41), and the LED box body further comprises a fastener penetrating through the first mounting hole and the second mounting hole (411).

8. The LED box body according to claim 5, wherein the power supply box (30) further comprises a support rib (36) arranged on the front plate (31), the power supply box (30) is abutted to the back plate (10) through the support rib (36), and a heat dissipation gap (1) is formed between the front plate (31) and the back plate (10).

9. The LED box body as claimed in claim 8, wherein the number of the LED display modules (20) is plural, and the fan structure (40) is located at the joint of two adjacent LED display modules (20).

10. An LED display device, comprising a plurality of LED boxes arranged in a splicing manner, wherein the LED boxes are the LED boxes of any one of claims 1 to 9.