CN211580474U

CN211580474U - Spliced screen

Info

Publication number: CN211580474U
Application number: CN201921687735.0U
Authority: CN
Inventors: 刘田影; 赵琪
Original assignee: Jilin Huanqi Science And Technology Co ltd
Current assignee: Jilin Huanqi Science And Technology Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-09-25
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a spliced screen, which accelerates the heat dissipation of the spliced screen by arranging a graphene heat dissipation layer on the rear shell of the spliced screen; meanwhile, local hot spots are eliminated by the heat dissipation layer of the graphene, and the phenomenon that the display effect of the position of the spliced screen is abnormal due to overhigh local temperature is avoided; the problem that the heat quantity is large because a plurality of spliced screens are combined together in the prior art, and the heat dissipation of the spliced screens is slow, so that the heat is accumulated, and the temperature of the whole screen can rise after a long time; especially, in some places where the circuit arrangement of the spliced screen is dense, due to large heat productivity and high temperature, the display effect of the positions is easy to be abnormal.

Description

Spliced screen

Technical Field

The utility model relates to a show technical field, especially relate to a concatenation screen.

Background

With the development of science and technology, electronic display products have become indispensable articles for daily use in people's life, and people have higher requirements on the practicability and the aesthetic property of displays. Spliced screens formed by splicing and combining a plurality of display screens are more and more favored by the market due to larger display space.

In the prior art, as a plurality of spliced screens are combined together, the heat productivity is large, and the heat dissipation of the spliced screen is slow, so that the heat is accumulated, and the temperature of the whole screen can rise after a long time; especially, in some places where the circuit arrangement of the spliced screen is dense, due to large heat productivity and high temperature, the display effect of the positions is easy to be abnormal.

SUMMERY OF THE UTILITY MODEL

The utility model provides a spliced screen, which accelerates the heat dissipation of the spliced screen by arranging a graphene heat dissipation layer on the rear shell of the spliced screen; meanwhile, local hot spots are eliminated by the heat dissipation layer of the graphene, and the phenomenon that the display effect of the position of the spliced screen is abnormal due to overhigh local temperature is avoided.

The above technical purpose of the utility model is realized through following technical scheme:

a spliced screen comprises a screen and a rear shell; the backshell includes the backshell body and sets up in the heat dissipation layer of backshell body, the heat dissipation layer is graphite alkene layer.

By adopting the structure, the heat dissipation of the spliced screen is accelerated by arranging the graphene heat dissipation layer on the rear shell of the spliced screen; simultaneously, graphite alkene has higher plane coefficient of heat conductivity, can in time carry out the conduction of plane direction fast with the local heat of part position to eliminate local hot, avoid local high temperature, lead to the concatenation screen part position display effect to appear unusually, the density of graphite alkene is less relatively, can not produce too big influence to the weight of concatenation screen as the heat dissipation layer.

The thickness of the graphene layer is preferably 0.1mm or less.

By adopting the structure, the thickness of the graphene layer is smaller, so that the heat dissipation of the graphene layer is more facilitated, and the cost can be saved.

Further preferably, the rear housing body is aluminum.

By adopting the structure, the aluminum rear shell body has good corrosion resistance, and good electric and thermal conductivity; the density of aluminium is less, can effectively alleviate the quality of concatenation screen, is fit for the material as the backshell body.

Further optimized, the rear shell is provided with a heat radiation fan and a heat radiation hole.

By adopting the structure, the position of the heat dissipation fan and the heat dissipation holes, which avoids the circuit, is arranged on the spliced screen rear shell to form air convection, so that a heat dissipation channel is formed, and the heat dissipation is further assisted.

Further optimization is that heat dissipation windows are arranged in the heat dissipation holes, so that large-size dust impurities are prevented from entering the spliced screen.

By adopting the structure, the heat dissipation holes are easy to enter dust, the normal work of the spliced screen is influenced, and the heat dissipation windows are arranged on the heat dissipation holes to prevent large-particle dust sundries from entering the spliced screen.

To sum up, the utility model discloses following beneficial effect has:

the utility model provides a spliced screen, which accelerates the heat dissipation of the spliced screen by arranging a graphene heat dissipation layer on the rear shell of the spliced screen; meanwhile, local hot spots are eliminated by the heat dissipation layer of the graphene, and the phenomenon that the display effect of the position of the spliced screen is abnormal due to overhigh local temperature is avoided; the problem that the heat quantity is large because a plurality of spliced screens are combined together in the prior art, and the heat dissipation of the spliced screens is slow, so that the heat is accumulated, and the temperature of the whole screen can rise after a long time; especially, in some places where the circuit arrangement of the spliced screen is dense, due to large heat productivity and high temperature, the display effect of the positions is easy to be abnormal.

Drawings

Fig. 1 is a schematic view of the spliced screen of the present invention.

Fig. 2 is a schematic view of a heat dissipation layer in an embodiment of the present invention, which is mainly used for illustrating that the heat dissipation layer is located on the bottom surface of the rear case body.

Fig. 3 is a schematic view of a heat dissipation layer in an embodiment of the present invention, which is mainly used for illustrating that the heat dissipation layer is located on the rear case body.

Fig. 4 is a schematic view of the spliced screen in an embodiment of the present invention, which is mainly used for explaining the heat dissipation fan and the heat dissipation holes.

Fig. 5 is a schematic view at a of fig. 4, mainly illustrating a heat dissipation window.

Reference numerals: 1. A screen; 2. A rear housing; 201. a rear housing body; 202. a heat dissipation layer; 3. A heat radiation fan; 4. heat dissipation holes; 5. and a heat dissipation window.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Example 1

As shown in fig. 1, 2 and 3, a spliced screen comprises a screen 1 and a rear shell 2; the rear shell 2 includes a rear shell body 201 and a heat dissipation layer 202 disposed on the rear shell body 201, and the heat dissipation layer 202 is a graphene layer. The graphene heat dissipation layer 202 is arranged on the rear shell 2 of the spliced screen, so that heat dissipation of the spliced screen is accelerated; simultaneously, graphite alkene has higher plane coefficient of heat conductivity, can in time carry out the conduction of plane direction fast with the local heat of concatenation screen part position to eliminate local hot, avoid local high temperature, lead to concatenation screen part position display effect to appear unusually, the density of graphite alkene is less relatively, can not produce too big influence to the weight of concatenation screen as the heat dissipation layer.

Graphene is a novel material, has the advantages of high temperature resistance, small thermal expansion coefficient, good heat conduction and electrical conductivity, small friction coefficient and the like, can be attached to a curved surface or an irregular surface, is attached to the rear shell body 201 in a coating mode and the like, and is mature in operation process.

Preferably, the thickness of the graphene layer 202 is 0.1mm or less. The thickness of the graphene layer is small, so that the heat dissipation of the graphene layer is facilitated, and the cost can be saved.

Preferably, the heat dissipation layer 202 is disposed on at least one of the upper and bottom surfaces of the rear case body 201. As shown in fig. 2, a heat dissipation layer 202 is disposed on the bottom surface of the rear case body 201; as shown in fig. 3, the heat dissipation layer 202 is disposed on the rear case body 201; it is also possible to dispose the heat dissipation layer 202 on both the bottom and top surfaces of the rear case body 201.

Preferably, the rear case body 201 is aluminum. The rear shell body 201 made of aluminum has good corrosion resistance, good electric conductivity and thermal conductivity, can effectively reduce the quality of a spliced screen, and is suitable for being used as a material of the rear shell body 201.

Example 2

This embodiment is based on embodiment 1, and is right the utility model discloses a spliced screen is further explained.

As shown in fig. 4, the rear housing is provided with a heat dissipation fan 3 and heat dissipation holes 4. The heat dissipation fan 3 and the heat dissipation holes 4 are arranged on the spliced screen rear shell 2 at positions avoiding the circuit to form air convection to form a heat dissipation channel for further assisting in heat dissipation.

Preferably, as shown in fig. 5, a heat dissipation window 5 is arranged in the heat dissipation hole 4 to prevent large-volume dust and impurities from entering the spliced screen. The louvre 4 gets into the dust easily, influences the normal work of concatenation screen, sets up heat dissipation window 5 on louvre 4, prevents that the dust debris of large granule from getting into the concatenation screen.

The above specific embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments and the embodiments without inventive contribution as required after reading the present specification, but all the modifications are protected by patent law within the scope of the claims of the present invention.

Claims

1. A spliced screen is characterized by comprising a screen and a rear shell; the rear shell comprises a rear shell body and a heat dissipation layer, the heat dissipation layer is a graphene layer, heat dissipation holes are further formed in the rear shell, heat dissipation windows are formed in the heat dissipation holes, and large-size dust sundries are prevented from entering the spliced screen.

2. The tiled screen of claim 1 wherein the graphene layers are below 0.1mm thick.

3. The tiled screen of claim 1, wherein the heat dissipation layer is disposed on at least one of the top and bottom surfaces of the rear housing body.

4. The tiled screen of claim 1 wherein the rear housing body is aluminum.