Display screen heat dissipation structure and display screen

Abstract

The utility model discloses a display screen heat dissipation structure and a display screen, the display screen heat dissipation structure comprises a screen module, a lower cover, a heat dissipation part and a graphite flake, the graphite flake is arranged between the screen module and the heat dissipation part, heat of the screen module is transferred to the heat dissipation part, the graphite flake can conduct the heat of the screen module to the heat dissipation part for heat dissipation, and the heat dissipation part is arranged between the lower cover and the heat dissipation part. The heat dissipation effect on the screen module is improved; a main air inlet part is arranged at the bottom of the lower cover, a main air outlet part is arranged at the upper end part of the lower cover, the heat dissipation component comprises a fan, a flow guide part and a heat dissipater, the flow guide part comprises a frame part and a guide part, the fan is arranged in the guide part, and the fan is matched with the guide part, so that convection can be formed in the lower cover to dissipate heat of components in the lower cover; in addition, the radiator is arranged between the fan and the main air outlet part, air flow formed by the fan can cool the radiator, the radiating part can cool the screen module and components in the lower cover, and the radiating effect of the display screen is improved.

Description

Technical Field

[0001] The present application relates to the technical field of display screens, and in particular to a display screen heat dissipation structure and a display screen. Background Art

[0002] OLED screens have the characteristics of self-luminescence, and while they emit light, they also generate a certain amount of heat. In particular, 2K and 4K screens generate even greater heat. A narrow, enclosed space is formed between the screen module and the antenna board. Conductive heat dissipation components cannot be placed between the screen module and the antenna board, and the heat cannot be dissipated in time. This heat will cause the temperature of the display surface to rise, as high as 40 to 50 degrees, resulting in a poor user experience and a decline in hardware performance. Utility Model Content

[0003] The present application aims to solve at least one of the technical problems existing in the prior art. To this end, the present application proposes a display screen heat dissipation structure that can dissipate heat from a screen module with good heat dissipation effect.

[0004] The display screen heat dissipation structure according to the first aspect of the present application includes:

[0005] Screen module;

[0006] A lower cover, wherein a main air inlet is disposed at the bottom of the lower cover, and a main air outlet is disposed at the upper end of the lower cover;

[0007] a heat dissipation component, the heat dissipation component comprising a fan, a guide member and a radiator, the guide member comprising a frame portion arranged around the main air inlet portion and a guide portion arranged toward the main air outlet portion, the fan is arranged in the guide portion, and the radiator is at least partially arranged between the fan and the main air outlet portion;

[0008] A graphite sheet is arranged between the screen module and the heat sink to transfer the heat of the screen module to the heat sink.

[0009] The display screen heat dissipation structure according to the embodiment of the first aspect of the present application has at least the following beneficial effects: the display screen heat dissipation structure of the present application includes a screen module, a lower cover, a heat dissipation component and a graphite sheet, the graphite sheet is arranged between the screen module and the radiator, and the graphite sheet can conduct the heat of the screen module to the radiator for heat dissipation, thereby improving the heat dissipation effect on the screen module; a main air inlet is arranged at the bottom of the lower cover, and a main air outlet is arranged at the upper end of the lower cover, the heat dissipation component includes a fan, a guide member and a radiator, the guide member includes a frame and a guide member, the fan is arranged in the guide member, and the fan and the guide member cooperate to form convection in the lower cover to dissipate heat for the components in the lower cover; the radiator is arranged between the fan and the main air outlet, and the airflow formed by the fan can also dissipate heat for the radiator, and the arrangement of the heat dissipation component can dissipate heat for the components inside the screen module and the lower cover, thereby improving the heat dissipation effect of the display screen.

[0010] According to some embodiments of the present application, the main air intake portion is arranged in the middle portion of the lower cover, and the main air intake portion includes a plurality of air intake holes.

[0011] According to some embodiments of the present application, the radiator includes a first heat sink, a second heat sink and a heat pipe connecting the first heat sink and the second heat sink, the first heat sink is arranged between the fan and the main air outlet, and the second heat sink is arranged on the outside of the guide member.

[0012] According to some embodiments of the present application, the graphite sheet is provided with a protrusion, and the protrusion is arranged to abut against the heat sink.

[0013] According to some embodiments of the present application, a buffer foam is further included, and the buffer foam is arranged between the screen module and the graphite sheet, and the position of the buffer foam corresponds to the position of the protrusion.

[0014] According to some embodiments of the present application, the lower cover is provided with a mounting portion for mounting the flow guide member, and a shape of the mounting portion is adapted to a shape of the flow guide member.

[0015] According to some embodiments of the present application, auxiliary air inlets are provided on both sides of the lower cover.

[0016] According to some embodiments of the present application, a foot pad is also provided at the bottom of the lower cover.

[0017] The display screen according to the second aspect of the present application includes the display screen heat dissipation structure of the first aspect of the present application.

[0018] The display screen according to the embodiment of the second aspect of the present application has at least the following beneficial effects: the display screen of the present application includes a screen module, a lower cover, a heat dissipation component and a graphite sheet; the graphite sheet is arranged between the screen module and the heat dissipation component to transfer the heat of the screen module to the heat dissipation component; the graphite sheet can conduct the heat of the screen module to the heat dissipation component for heat dissipation, thereby improving the heat dissipation effect of the screen module; the fan and the guide part cooperate to form convection in the lower cover to dissipate the heat of the components in the lower cover; the radiator is arranged between the fan and the main air outlet, and the airflow formed by the fan can also dissipate the heat of the radiator; the setting of the heat dissipation component can dissipate the heat of the screen module and the components inside the lower cover, thereby improving the heat dissipation effect of the display screen.

[0019] According to some embodiments of the present application, it also includes an upper cover, a silicon steel sheet, an antenna plate and a back plate, the screen module is installed on the upper cover, and the silicon steel sheet, the antenna plate and the back plate are arranged between the graphite sheet and the heat dissipation component.

[0020] Additional aspects and advantages of the present application will be given in part in the description below, and in part will become apparent from the description below, or will be learned through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present application will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 This is a schematic diagram of the exploded structure of the display screen heat dissipation structure of an embodiment of the present application;

[0023] Figure 2 is a schematic structural diagram of a lower cover and a heat dissipation component according to an embodiment of the present application;

[0024] Figure 3 It is a structural schematic diagram of the lower cover and the heat dissipation component from another perspective of an embodiment of the present application. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0026] In the description of the present application, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, inside, outside, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0027] In the description of this application, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed", etc. are understood to exclude the number itself, and "above", "below", "within", etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0028] In the description of this application, unless otherwise clearly defined, terms such as setting, installing, connecting, assembling, and matching should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in this application based on the specific content of the technical solution.

[0029] Refer to the following Figures 1 to 3 The heat dissipation structure of a display screen according to an embodiment of the present application is described.

[0030] The display screen heat dissipation structure of the embodiment of the present application is as follows Figures 1 to 3As shown, the screen module 100, the lower cover 200, the heat dissipation component 300 and the graphite sheet 400 are included. The bottom of the lower cover 200 is provided with a main air inlet 210, and the upper end of the lower cover 200 is provided with a main air outlet 220. The heat dissipation component 300 includes a fan 310, a guide and a heat sink. The guide includes a frame 321 arranged around the main air inlet 210 and a guide 322 arranged toward the main air outlet 220. The fan 310 is arranged on the guide In the guide part 322, the fan 310 draws air in the guide part 322. The fan 310 is arranged toward the main air outlet 220. The airflow enters the lower cover 200 from the main air inlet 210 at the bottom of the lower cover 200. Since the frame part 321 of the guide member is arranged around the main air inlet 210, the airflow entering the lower cover 200 will be guided to the main air outlet 220 for delivery under the action of the fan 310, and convection will be formed in the lower cover 200, which can take away the heat in the lower cover 200. The graphite sheet 400 is arranged between the screen module 100 and the radiator. The graphite sheet 400 transfers the heat of the screen module 100 to the radiator, which can dissipate the heat of the screen module 100. The radiator is at least partially arranged between the fan 310 and the main air outlet 220. The convective gas generated by the fan 310 will pass through the radiator to dissipate the heat of the radiator, thereby improving the heat dissipation effect. It is understandable that, in some embodiments, the heat sink is also partially disposed in the lower cover 200, and can dissipate heat for other components in the lower cover 200, thereby achieving a better heat dissipation effect.

[0031] The display screen heat dissipation structure of the present application includes a screen module 100, a lower cover 200, a heat dissipation component 300 and a graphite sheet 400. The graphite sheet 400 is arranged between the screen module 100 and the heat dissipation component 300 to transfer the heat of the screen module 100 to the heat dissipation component 300. The graphite sheet 400 can conduct the heat of the screen module 100 to the heat dissipation component 300 for heat dissipation, thereby improving the heat dissipation effect of the screen module 100; the bottom of the lower cover 200 is provided with a main air inlet 210, the upper end of the lower cover 200 is provided with a main air outlet 220, and the heat dissipation component 300 includes a heat dissipation portion 210, a heat dissipation portion 220, and a heat dissipation portion 300. It includes a fan 310, a guide member and a heat sink. The guide member includes a frame portion 321 and a guide portion 322. The fan 310 is arranged in the guide portion 322. The fan 310 and the guide portion 322 cooperate to form convection in the lower cover 200 to dissipate heat for the components in the lower cover 200; the heat sink is arranged between the fan 310 and the main air outlet 220. The airflow formed by the fan 310 can also dissipate heat for the heat sink. The setting of the heat dissipation component 300 can dissipate heat for the components inside the screen module 100 and the lower cover 200, thereby improving the heat dissipation effect of the display screen.

[0032] According to some embodiments of the present application, the main air intake 210 is arranged in the middle of the lower cover 200, and the main air intake 210 includes a plurality of air intake holes. The main air intake 210 is arranged at the bottom of the lower cover 200, and the main air intake 210 is arranged in the middle of the lower cover 200, and the main air intake 210 includes a plurality of air intake holes, and the air intake holes are arranged in the middle of the lower cover 200. The airflow enters the lower cover 200 from the air intake holes, and forms convection under the action of the fan 310, so as to dissipate heat inside the lower cover 200.

[0033] According to some embodiments of the present application, the heat sink includes a first heat sink 331, a second heat sink 332, and a heat pipe 333 connecting the first heat sink 331 and the second heat sink 332. The first heat sink 331 is arranged between the fan 310 and the main air outlet 220, and the second heat sink 332 is arranged outside the guide. The heat sink is at least partially arranged between the fan 310 and the main air outlet 220, and the graphite sheet 400 is arranged between the screen module 100 and the heat sink to transfer the heat of the screen module 100 to the heat sink. Specifically, the heat sink includes a first heat sink 331, a second heat sink 332, and a heat pipe 333. The first heat sink 331 is arranged between the fan 310 and the main air outlet 220, and the graphite sheet 400 is arranged between the screen module 100 and the first heat sink 331. The graphite sheet 400 transfers the heat of the screen module 100 to the first heat sink 331 to dissipate heat for the screen module 100. The heat pipe 333 is used to connect the first heat sink 331 and the second heat sink 332. The second heat sink 332 is arranged on the outside of the guide member. The second heat sink 332 abuts other components in the lower cover 200, and can conduct the heat of other components to the first heat sink 331 through the heat pipe 333 for heat dissipation, thereby achieving a better heat dissipation effect. It should be noted that in some embodiments, the material of the heat sink is copper, and the copper heat sink has a good heat dissipation effect. Many fins are arranged on the heat sink to increase the heat dissipation area. In some embodiments, the heat pipe 333 is arranged as a phase change copper tube, which can efficiently conduct heat.

[0034] According to some embodiments of the present application, the graphite sheet 400 is provided with a protrusion 410, and the protrusion 410 is arranged against the heat sink. The graphite sheet 400 is arranged between the screen module 100 and the heat sink to transfer the heat of the screen module 100 to the heat sink. Specifically, the graphite sheet 400 is provided with a protrusion 410, and the position of the protrusion 410 corresponds to the position of the heat sink. The protrusion 410 is arranged against the heat sink. The graphite sheet 400 can transfer the heat of the screen module 100 to the heat sink through the protrusion 410, thereby achieving heat dissipation of the screen module 100.

[0035] According to some embodiments of the present application, a buffer foam is further included, and the buffer foam is arranged between the screen module 100 and the graphite sheet 400, and the position of the buffer foam corresponds to the position of the protrusion 410. The protrusion 410 is arranged against the heat sink, and the position of the buffer foam corresponds to the position of the protrusion 410. The arrangement of the buffer foam can avoid contact problems caused by the tolerance of the heat sink, so that the heat sink and the protrusion 410 are in full contact, ensuring the heat dissipation effect. The buffer foam can also play a role in buffering and shock absorption, and protect the structure inside the display screen.

[0036] According to some embodiments of the present application, the lower cover 200 is provided with a mounting portion for mounting the guide member, and the shape of the mounting portion is adapted to the shape of the guide member. The guide member is arranged on the lower cover 200, and the lower cover 200 is provided with a mounting portion, and the guide member is mounted on the lower cover 200 by cooperating with the mounting portion. Specifically, the shape of the mounting portion is adapted to the shape of the guide member, and is suitable for assembling the guide member.

[0037] According to some embodiments of the present application, auxiliary air inlets 230 are provided on both sides of the lower cover 200. The auxiliary air inlets 230 are provided on both sides of the lower cover 200, and the auxiliary air inlets 230 on both sides of the lower cover 200 can play a role of natural convection, and can export the heat generated in the lower cover 200. It can be understood that in some embodiments, the auxiliary air inlet 230 includes a plurality of air inlet holes, and the provision of a plurality of air inlet holes can increase the air inlet area and improve the heat dissipation effect.

[0038] According to some embodiments of the present application, a foot pad is further provided at the bottom of the lower cover 200. The foot pad is used to support the lower cover 200. Specifically, a plurality of foot pads are provided, and the plurality of foot pads are provided around the lower cover 200 to support the lower cover 200. In addition to protecting the lower cover 200, it is also beneficial for airflow to enter from the main air inlet 210 at the bottom of the lower cover 200, thereby improving the heat dissipation effect.

[0039] Refer to the following Figures 1 to 3 Describe the display screen of the embodiment of the present application. The display screen of the embodiment of the present application includes a screen module 100, a lower cover 200, a heat dissipation component 300 and a graphite sheet 400. The graphite sheet 400 is arranged between the screen module 100 and the heat dissipation component 300 to transfer the heat of the screen module 100 to the heat dissipation component 300. The graphite sheet 400 can conduct the heat of the screen module 100 to the heat dissipation component 300 for heat dissipation, thereby improving the heat dissipation effect of the screen module 100; the fan 310 and the guide part 322 cooperate to form convection in the lower cover 200 to dissipate heat for the components in the lower cover 200; the radiator is arranged between the fan 310 and the main air outlet 220, and the airflow formed by the fan 310 can also dissipate heat for the radiator. The arrangement of the heat dissipation component 300 can dissipate heat for the components inside the screen module 100 and the lower cover 200, thereby improving the heat dissipation effect of the display screen.

[0040] Reference Figure 1 According to some embodiments of the present application, it also includes an upper cover 510, a silicon steel sheet 520, an antenna plate 530 and a back plate 540. The screen module 100 is installed on the upper cover 510, and the silicon steel sheet 520, the antenna plate 530 and the back plate 540 are arranged between the graphite sheet 400 and the heat dissipation component 300. The screen module 100 is used to obtain path data and display images. The screen module 100 is bonded to the upper cover 510 by adhesive. The upper cover 510 is provided with a plurality of positioning posts, and the antenna plate 530 is fixedly connected to the positioning posts. The antenna plate 530 is bonded to the back plate 540, and a silicon steel sheet 520 is bonded between the antenna plate 530 and the back plate 540 to shield the interference of external signals on the antenna plate 530.

[0041] The embodiments of the present application are described in detail above in conjunction with the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present application.

Claims

1. Display screen heat dissipation structure, characterized in that: include: Screen module; A lower cover, wherein a main air inlet is disposed at the bottom of the lower cover, and a main air outlet is disposed at the upper end of the lower cover; a heat dissipation component, the heat dissipation component comprising a fan, a guide member and a radiator, the guide member comprising a frame portion arranged around the main air inlet portion and a guide portion arranged toward the main air outlet portion, the fan is arranged in the guide portion, and the radiator is at least partially arranged between the fan and the main air outlet portion; A graphite sheet is arranged between the screen module and the heat sink to transfer the heat of the screen module to the heat sink.

2. The display screen heat dissipation structure according to claim 1, characterized in that: The main air inlet portion is arranged in the middle of the lower cover, and the main air inlet portion includes a plurality of air inlet holes.

3. The display screen heat dissipation structure according to claim 1, characterized in that: The radiator includes a first radiating fin, a second radiating fin and a heat conducting pipe connecting the first radiating fin and the second radiating fin, the first radiating fin is arranged between the fan and the main air outlet, and the second radiating fin is arranged outside the guide member.

4. The display screen heat dissipation structure according to claim 1, characterized in that: The graphite sheet is provided with a protrusion, and the protrusion is arranged to abut against the heat sink.

5. The display screen heat dissipation structure according to claim 4, characterized in that: It also includes a buffer foam, which is arranged between the screen module and the graphite sheet, and the position of the buffer foam corresponds to the position of the protrusion.

6. The display screen heat dissipation structure according to claim 1, characterized in that: The lower cover is provided with a mounting portion for mounting the flow guide member, and the shape of the mounting portion is adapted to the shape of the flow guide member.

7. The display screen heat dissipation structure according to claim 1, characterized in that: Auxiliary air inlet parts are arranged on both sides of the lower cover.

8. The display screen heat dissipation structure according to claim 1, characterized in that: A foot pad is also provided at the bottom of the lower cover.

9. A display screen, characterized in that It comprises the display screen heat dissipation structure as described in any one of claims 1 to 8.

10. The display screen according to claim 9, characterized in that: It also includes an upper cover, a silicon steel sheet, an antenna plate and a back plate. The screen module is installed on the upper cover, and the silicon steel sheet, the antenna plate and the back plate are arranged between the graphite sheet and the heat dissipation component.

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