CN205883827U - Display device and radiator unit thereof - Google Patents

Abstract

The utility model discloses a display device and a heat dissipation component thereof. The heat dissipation assembly includes a backplane and a display module, and further includes a first housing and a second housing, wherein the first housing is located on the side of the backplane away from the display module, and the first A first cavity is formed between the casing and the backboard, and a fan is arranged in the first cavity; the second casing is located on a side of the first casing away from the backplane, and the first A second cavity is formed between the second casing and the first casing, and an air conditioner is arranged in the second cavity. The utility model can ensure that the air blown out by the fan is low temperature, thereby reducing the temperature of the glass parts and improving the heat dissipation performance.

Description

Display device and heat dissipation component thereof

technical field

The utility model relates to the technical field of electronic products, in particular to a heat dissipation component of a display device and a display device provided with the heat dissipation component.

Background technique

Outdoor activities are more popular in European and American countries, such as outdoor supermarkets, sunbathing on the beach, outdoor dinner parties, etc. are very popular. In these places, there are usually advertisements on TV and other display devices, and the audience for advertisements is very large. This kind of display device requires very high brightness, and the power of the light bar is very high. Under the sun, the glass parts are prone to dark spots due to high temperature. At the same time, the outdoor environment is dusty and the air humidity is high, and the life of the display device is short.

Utility model content

The main purpose of the utility model is to provide a heat dissipation structure of a display device, aiming at solving the defects of poor heat dissipation performance and easy damage to glass components in the prior art.

In order to achieve the above purpose, the heat dissipation assembly of the display device proposed by the present invention includes a backplane and a display module, and also includes a first casing and a second casing, wherein: the first casing is located away from the backplane On one side of the display module, a first cavity is formed between the first casing and the back plate, and a fan is arranged in the first cavity; the second casing is located in the first casing A side of the body away from the backboard, a second cavity is formed between the second casing and the first casing, and an air conditioner is disposed in the second cavity.

Preferably, the back plate includes a side plate and a peripheral plate, the peripheral plate is located at the edge of the side plate, and through holes are opened on the top and/or bottom peripheral plate, and the first housing accommodates the The peripheral plate forms a first cavity.

Preferably, a channel is formed between the top inner surface of the first shell and the top peripheral plate, and/or, a groove is formed between the bottom inner surface of the first shell and the bottom peripheral plate Channels are formed.

Preferably, the air conditioner includes an outer circulation air inlet and an outer circulation air outlet, the second housing is provided with a first hole and a second hole, the first hole corresponds to the position of the outer circulation air inlet, The second hole corresponds to the position of the outer circulation air outlet.

Preferably, a baffle plate is provided at the position of the first hole on the second housing to isolate the first hole from the second hole.

Preferably, the baffle is a structure that gradually shrinks from a direction away from the first hole to a direction close to the first hole.

Preferably, the air conditioner includes an internal circulation air return port and an internal circulation air outlet, the air conditioner is installed on a first L-shaped bent plate, and one surface of the first L-shaped bent plate is provided with a second One opening, the first opening corresponds to the position of the inner circulation air outlet.

Preferably, the fan is a cross-flow fan, and the cross-flow fan is installed on a second L-shaped bent plate, and a second opening is provided on one surface of the second L-shaped bent plate, and the second opening Corresponding to the position of the air inlet of the cross-flow fan.

Preferably, the display module includes a light guide plate and a light bar, the light bar is located under the bottom of the light guide plate, and a heat sink is also arranged between the light bar and the back plate.

In the technical solution of the utility model, the first casing is located on the side of the backplane away from the display module, a first cavity is formed between the first casing and the backplane, and the first cavity is formed between the first casing and the backplane. A fan is arranged in a cavity; the second casing is located on a side of the first casing away from the backboard, and a second cavity is formed between the second casing and the first casing, An air conditioner is arranged in the second cavity. The utility model can reduce the temperature of the air in the first cavity through the air conditioner, and then ensure that the air blown by the fan is low temperature, thereby reducing the temperature of the glass parts, avoiding the dark field phenomenon caused by the high temperature of the glass parts, and improving the heat dissipation performance. Thus prolonging the service life.

On the other hand, a fan is set in the first cavity of the utility model, and an air conditioner is set in the second cavity, thereby realizing the design of separate internal and external air passages. Compared with the structure of the prior art, dust and water vapor are not easy to penetrate into the glass. Surface, can reduce the phenomenon of dust and condensation on the glass surface, improve the life of the display device.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative work.

FIG. 1 is a schematic structural view of a heat dissipation assembly of a display device according to an embodiment of the present invention;

Figure 2 is an enlarged view of area A in Figure 1;

Fig. 3 is a schematic structural view of a backboard according to an embodiment of the present invention;

Fig. 4 is a sectional view of the backplane of the embodiment shown in Fig. 3;

Fig. 5 is an enlarged view of area B in Fig. 4;

Fig. 6 is a schematic structural view of a first housing according to an embodiment of the present invention;

Fig. 7 is a schematic structural view of an air conditioner according to an embodiment of the present invention;

Fig. 8 is a schematic structural view of the air conditioner shown in Fig. 7 in an installed state;

Fig. 9 is a schematic structural view of a first L-shaped bent plate according to an embodiment of the present invention;

Fig. 10 is a schematic structural view of a second housing according to an embodiment of the present invention;

Fig. 11 is a schematic structural view of a baffle according to an embodiment of the present invention;

Fig. 12 is a schematic structural view of a second L-shaped bent plate according to an embodiment of the present invention.

Explanation of reference numbers:

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relationship between the components in a certain posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

In addition, in the present application, descriptions such as "first", "second" and so on are used for description purposes only, and should not be understood as indicating or implying their relative importance or implicitly indicating the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, the terms "connection" and "fixation" should be understood in a broad sense, for example, "fixation" can be a fixed connection, a detachable connection, or an integration; It may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediary, and it may be an internal communication between two elements or an interaction relationship between two elements, unless otherwise clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In addition, the technical solutions of the various embodiments of the present invention can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered as the technical solution. Combination does not exist, nor is it within the scope of protection required by the utility model.

The utility model provides a heat dissipation component of a display device.

Please refer to Fig. 1 and Fig. 2, in an embodiment of the present invention, the heat dissipation assembly of the display device includes a backplane 1 and a display module 2, and also includes a first housing 4 and a second housing 5, wherein;

The first casing 4 is located on the side of the backplane 1 away from the display module 2, a first cavity is formed between the first casing 4 and the backplane 1, and the first cavity The body is provided with a fan 6;

The second housing 5 is located on the side of the first housing 4 away from the backplane 1, a second cavity is formed between the second housing 5 and the first housing 4, and the An air conditioner 7 is arranged in the second cavity.

Since the temperature of the air in the first cavity can be lowered by the air conditioner 7, the air blown out by the fan 6 is guaranteed to be low temperature, thereby reducing the temperature of the glass parts, avoiding the dark field phenomenon caused by the high temperature of the glass parts, and improving the heat dissipation performance. Thus prolonging the service life.

On the other hand, the fan 6 is set in the first cavity of the utility model, and the air conditioner 7 is set in the second cavity, thereby realizing the design of separate internal and external air ducts. Compared with the structure of the prior art, dust and water vapor are not easy to penetrate. Into the glass surface, can reduce the phenomenon of dust and condensation on the glass surface, improve the life of the display device.

Please refer to FIG. 3 to FIG. 5 , preferably, the back panel 1 includes a side panel 11 and a peripheral panel 12, the peripheral panel 12 is located at the edge of the side panel 11, and the peripheral panel 12 at the top and/or bottom A through hole 13 is opened on it, and the first casing 4 contains the peripheral plate 12 to form a first cavity. By opening the through hole 13 on the peripheral plate 12 of the back plate 1, the through hole 13 can promote the flow (ventilation) of the air around the glass parts, and further improve the heat dissipation performance. It should be noted that the "top" and "bottom" referred to in the present invention are relative to the use state of the display device, specifically in the orientation shown in Figure 1, the direction of the upper end is "top", and the direction of the lower end is Orientation is "bottom".

Please refer to FIG. 2 and FIG. 6 , preferably, a groove is formed between the top inner surface 41 of the first housing 4 and the outer peripheral plate 12 of the top, and/or, the first housing 4 A channel is formed between the bottom inner surface 42 and the bottom peripheral plate 12 . Since the channel can form a larger space between the first housing 4 and the backplane 1, that is, the volume of the first cavity is increased, thereby facilitating the air circulation in the first cavity, and facilitating the connection between the backplane 1 and the backplane 1. The air inside the first cavity conducts heat transfer to improve heat dissipation performance.

Please refer to Figures 7-10, preferably, the air conditioner 7 includes an outer circulation air inlet 71 and an outer circulation air outlet 72, and the second housing 5 is provided with a first hole 51 and a second hole 52, so The first hole 51 corresponds to the position of the outer circulation air inlet 71 , and the second hole 52 corresponds to the position of the outer circulation air outlet 72 . With the air conditioner 7 of this specific structure, the side wall of the air conditioner 7 is in close contact with the side wall of the second casing 5, the structure is compact, and modular installation can be facilitated. The first hole 51 and the second hole 52 on the second housing 5 facilitate the air circulation of the air conditioner 7 . Referring to FIG. 10 , the side bars around the second shell 52 are fixed on the first shell 4 .

Referring to FIG. 1 , preferably, a baffle plate 8 is provided at the position of the first hole 51 on the second housing 5 to isolate the first hole 51 from the second hole 52 . Since the first hole 51 and the second hole 52 are isolated, that is, the outer circulation air inlet 71 and the outer circulation air outlet 72 of the air conditioner 7 are isolated, this can effectively prevent the air from the outer circulation air outlet 72 from flowing back to the outer circulation air inlet 71 , to avoid reducing the heat exchange efficiency of the air conditioner 7 due to the short circuit of the air duct.

Please refer to Fig. 11, preferably, the baffle plate 8 is a structure that gradually shrinks from a direction away from the first hole 51 to a direction close to the first hole 51, through which the gradually shrinking structure can speed up the air intake speed, which is more conducive to Air conditioner 7 operating efficiency.

Please refer to Figures 7-10, preferably, the air conditioner 7 includes an internal circulation air return port 73 and an internal circulation air outlet 74, and the air conditioner 7 is installed on the first L-shaped bending plate 9, and the first One of the surfaces of the L-shaped bent plate 9 is provided with a first opening 91 corresponding to the position of the inner circulation air outlet 74 . The first L-shaped bent plate 9 is used as a mounting bracket for the air conditioner 7, and has a simple structure and is convenient for processing and manufacturing. Moreover, a first opening 91 is provided on it to facilitate the air circulation in the air conditioner 7. Preferably, the first opening 91 blows out low-temperature air toward the bottom, thereby forming a low-temperature area at the bottom of the second cavity.

Preferably, the fan 6 is a cross-flow fan, and the cross-flow fan is installed on a second L-shaped bent plate 100 (refer to FIG. 12 ), and one surface of the second L-shaped bent plate 100 is provided with a first Two openings 101, the second opening 101 corresponds to the position of the air inlet of the cross-flow fan. Due to the cross-flow fan with a special structure, the side wall of the cross-flow fan is located between the back plate 1 and the first housing 4, the structure is compact, and the space occupied is small; in addition, the second L-shaped bending plate 100 is used as the The mounting bracket is provided with a second opening 101, which is convenient for the cross-flow fan 6 to enter the air, facilitates the air circulation in the first cavity, and improves the heat dissipation performance.

Please refer to FIG. 2 , preferably, the display module 2 includes a light guide plate 22 , a light bar 21 and a liquid crystal panel 23 , the light bar 21 is located under the bottom of the light guide plate 22 , and the light bar 21 is connected to the A radiator 200 is also provided between the backplanes 1 , and the liquid crystal panel 23 is located on a side of the light guide plate 22 away from the backplane 1 . The radiator 200 is beneficial to reduce the heat generated by the light bar 21 . The structure of the display module 2 can also adopt other possible implementation manners.

Preferably, the display module 2 further includes a glass cover 24, and the back plate 1 is provided with a first step 14 and a second step 15, the first step 14 is used for installing the glass cover 24, and the second step 15 is used for installing the liquid crystal panel 23 . In addition, there may be a gap between the glass cover plate 24 and the liquid crystal panel 23 to form a "gap air channel" to facilitate air circulation and heat dissipation therein.

The present invention also provides a display device, which includes the heat dissipation assembly of the display device in the foregoing embodiments. The specific structure of the heat dissipation assembly of the display device refers to the above-mentioned embodiments. Since the display device adopts all the technical solutions of all the above-mentioned embodiments, it at least has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments, and will not repeat them here. A repeat. More preferably, the display device is a television for outdoor use.

The above are only preferred embodiments of the present utility model, and are not therefore limiting the patent scope of the present utility model. Under the conception of the present utility model, the equivalent structural transformations made by using the specification of the utility model and the contents of the accompanying drawings, or directly /Indirect application in other related technical fields is included in the patent protection scope of the present utility model.

Claims (10)

1. A heat dissipation assembly for a display device, comprising a backplane and a display module, characterized in that it also includes a first housing and a second housing, wherein; The first casing is located on the side of the backplane away from the display module, a first cavity is formed between the first casing and the backplane, and a fan is arranged in the first cavity; The second housing is located on the side of the first housing away from the backboard, a second cavity is formed between the second housing and the first housing, and a There is an air conditioner. 2. The heat dissipation assembly of a display device according to claim 1, wherein the back plate comprises a side plate and a peripheral plate, and the peripheral plate is located at the edge of the side plate, and the periphery of the top and/or bottom is A through hole is opened on the board, and the first housing contains the peripheral board to form a first cavity. 3. The heat dissipation assembly of the display device according to claim 2, wherein a groove is formed between the top inner surface of the first housing and the peripheral plate of the top, and/or, the first A channel is formed between the inner surface of the bottom of the housing and the peripheral plate of the bottom. 4. The heat dissipation assembly of a display device according to claim 1, wherein the air conditioner comprises an outer circulation air inlet and an outer circulation air outlet, and the second housing is provided with a first hole and a second hole, The first hole corresponds to the position of the outer circulation air inlet, and the second hole corresponds to the position of the outer circulation air outlet. 5. The heat dissipation assembly of the display device according to claim 4, wherein a baffle plate is provided at the position of the first hole on the second housing to isolate the first hole from the second hole . 6 . The heat dissipation assembly of a display device according to claim 5 , wherein the baffle is a structure that gradually shrinks from a direction away from the first hole to a direction close to the first hole. 7 . 7. The heat dissipation assembly of the display device according to claim 1, wherein the air conditioner comprises an internal circulation air return port and an internal circulation air outlet, and the air conditioner is installed on the first L-shaped bending plate, the A first opening is provided on one surface of the first L-shaped bent plate, and the first opening corresponds to the position of the inner circulation air outlet. 8. The display device heat dissipation assembly according to any one of claims 1-7, wherein the fan is a cross-flow fan, and the cross-flow fan is installed on a second L-shaped bending plate, and the second L A second opening is provided on one of the surfaces of the bent plate, and the second opening corresponds to the position of the air inlet of the cross-flow fan. 9. The display device cooling assembly according to any one of claims 1-7, wherein the display module comprises a light guide plate, a light bar and a liquid crystal panel, and the light bar is located under the bottom of the light guide plate A heat sink is further arranged between the light bar and the backboard, and the liquid crystal panel is located on a side of the light guide plate away from the backboard. 10. A display device, characterized in that the display device comprises the heat dissipation assembly of the display device according to any one of claims 1-9.