CN114724462B

CN114724462B - Display device

Info

Publication number: CN114724462B
Application number: CN202210344235.7A
Authority: CN
Inventors: 张晓音; 郭含尹
Original assignee: Hubei Changjiang New Display Industry Innovation Center Co Ltd
Current assignee: Hubei Changjiang New Display Industry Innovation Center Co Ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-07-04
Anticipated expiration: 2042-03-31
Also published as: CN114724462A

Abstract

The application discloses display device relates to and shows technical field, includes: a display panel; the heat dissipation assembly is positioned at one side of the display panel, which is away from the light-emitting surface; the heat dissipation assembly comprises a sliding piece and a wind shield, and the plane of the wind shield is intersected with the plane of the display panel; the sliding piece is fixedly connected with the windshield, and the sliding piece can drive the windshield to move. The application can effectively radiate heat for the display panel through being provided with the radiating component.

Description

Display device

Technical Field

The present application relates to the field of display technologies, and in particular, to a display device.

Background

The research in the technical field of light emitting diode (Light Emitting Diode, LED) display panels is day-to-day and the market competition is very strong. With the recent maturity of Mini-LED technology and Micro-LED technology, people tend to splice a plurality of display panels to work together when related products such as large-size televisions are manufactured.

However, when a plurality of display panels are spliced, heat dissipation is not uniform, and the problem of poor display uniformity caused by overlarge working temperature difference among the display panels is easily caused, so that improvement is needed for the above-mentioned poor phenomena.

Disclosure of Invention

In view of this, the present application provides a display device, which is provided with a heat dissipation assembly, and can effectively dissipate heat for a display panel.

In order to solve the technical problems, the application has the following technical scheme:

in a first aspect, the present application provides a display device, including:

a display panel;

the heat dissipation assembly is positioned at one side of the display panel, which is away from the light-emitting surface; the heat dissipation assembly comprises a sliding piece and a wind shield, and the plane of the wind shield is intersected with the plane of the display panel; the sliding piece is fixedly connected with the windshield, and the sliding piece can drive the windshield to move.

Compared with the prior art, the display device provided by the invention has the advantages that at least the following beneficial effects are realized:

the display device is provided with the display panel and the heat dissipation assembly positioned on one side of the display panel, which is away from the light emitting surface of the display panel, optionally, the heat dissipation assembly is arranged on one side of the display panel in an array manner, or the heat dissipation assembly is arranged in a region with higher heat of the display panel in a concentrated manner; the heat dissipation component is used for dissipating heat of the display panel and comprises a sliding piece and a wind shield, wherein the wind shield is of a thin sheet-shaped structure, a plane of the wind shield is intersected with a plane of the display panel, and optionally, the plane of the wind shield is vertical to the plane of the display panel; the sliding part is fixedly connected with the wind shield, the sliding part can drive the wind shield to move, the heat concentrated space is enlarged along with the movement of the wind shield, and the heat in the unit area is reduced, so that the heat of the area with higher heat of the display panel can be dissipated, and the quality of the display panel is ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present application;

fig. 2 is a schematic diagram of another structure of a display device according to an embodiment of the disclosure;

fig. 3 is a schematic diagram of another structure of a display device according to an embodiment of the disclosure;

FIG. 4 is a schematic view of a sliding member according to an embodiment of the present disclosure;

FIG. 5 is a cross-sectional view of the slider along A-A' provided by the embodiment of FIG. 4;

fig. 6 is a schematic diagram of another structure of a display device according to an embodiment of the disclosure;

fig. 7 is a schematic diagram of another structure of a display device according to an embodiment of the disclosure;

fig. 8 is a schematic diagram of another structure of a display device according to an embodiment of the disclosure;

fig. 9 is a schematic diagram of another structure of a display device according to an embodiment of the disclosure;

fig. 10 is a schematic diagram of another structure of a display device according to an embodiment of the present application.

Detailed Description

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect. Furthermore, the term "coupled" as used herein includes any direct or indirect electrical coupling. Accordingly, if a first device couples to a second device, that connection may be through a direct electrical coupling to the second device, or through another device or coupling means coupled to ground. The description hereinafter sets forth the preferred embodiment for carrying out the present application, but is not intended to limit the scope of the present application in general, for the purpose of illustrating the general principles of the present application. The scope of the present application is defined by the appended claims. The same points between the embodiments are not described in detail.

The following detailed description refers to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present application, fig. 2 is a schematic structural diagram of a display device according to an embodiment of the present application, fig. 3 is a schematic structural diagram of a display device according to an embodiment of the present application, and referring to fig. 1 to 3, a display device 100 according to an embodiment of the present application includes:

a display panel 10;

the heat dissipation component 20 is positioned on one side of the display panel 10 away from the light emergent surface; the heat dissipation assembly 20 comprises a sliding piece 30 and a wind shielding piece 40, wherein the plane of the wind shielding piece 40 is intersected with the plane of the display panel 10; the sliding member 30 is fixedly connected with the windshield 40, and the sliding member 30 can drive the windshield 40 to move.

Specifically, as shown in fig. 1 to 3, the display device 100 in this embodiment includes a display panel 10 and a heat dissipation assembly 20 disposed on a side of the display panel 10 away from the light emitting surface of the display panel 10, where the heat dissipation assembly 20 is optionally arranged on one side of the display panel 10 in an array manner, or the heat dissipation assembly 20 is arranged in a region with higher heat of the display panel 10 in a concentrated manner; the heat dissipation assembly 20 is configured to dissipate heat of the display panel 10, the heat dissipation assembly 20 includes a slider 30 and a wind shielding plate 40, the wind shielding plate 40 is of a thin sheet structure, a plane of the wind shielding plate 40 intersects with a plane of the display panel 10, and optionally, the plane of the wind shielding plate 40 is perpendicular to the plane of the display panel 10; the sliding piece 30 is fixedly connected with the wind shielding piece 40, and the sliding piece 30 can drive the wind shielding piece 40 to move, along with the movement of the wind shielding piece 40, the heat concentrated space is enlarged, and the heat in unit area is reduced, so that the heat of the area with higher heat of the display panel 10 can be dissipated, and the quality of the display panel 10 is ensured.

It should be noted that, the embodiment shown in fig. 1 only schematically illustrates the positional relationship between the display panel 10 and the heat dissipation assembly 20, and does not represent the actual dimensions of the display panel 10 and the heat dissipation assembly 20; the embodiment of fig. 2 only schematically illustrates a split structural view of the heat dissipating device, and does not represent the actual dimensions of the structures; the embodiment shown in fig. 3 is only schematically shown in a position where the slider 30 moves the windshield 40, and does not represent the actual size thereof.

It should be noted that, a wind scooper 120 is disposed on a side of the heat dissipating device facing away from the display panel 10, and the wind scooper 120 protects the heat dissipating device.

Fig. 4 is a schematic structural view of a sliding member provided in the embodiment of the present application, fig. 5 is a cross-sectional view along A-A' of the sliding member provided in the embodiment of fig. 4, please refer to fig. 4 and fig. 5, and fig. 2 is combined, in an alternative embodiment of the present application, the same sliding member 30 includes a first sliding portion 31 and a second sliding portion 32, and the first sliding portion 31 and the second sliding portion 32 are arranged along a first direction D1; the first sliding portion 31 and the second sliding portion 32 are each slidable in a direction parallel to the plane in which the display panel 10 is located;

the first sliding portion 31 and the second sliding portion 32 in the same sliding member 30 fix two adjacent windshields 40, respectively, the windshields 40 are arranged along a first direction D1, extend along a second direction D2, intersect the first direction D1 and the second direction D2, and are parallel to a plane in which the display panel 10 is located.

Note that the embodiment shown in fig. 4 only schematically shows the positional relationship of the first sliding portion 31 and the second sliding portion 32 included in the slider 30, and does not represent the actual dimensions of the first sliding portion 31 and the second sliding portion 32; the embodiment shown in fig. 5 only schematically shows the structural schematic of the first sliding portion 31 and the second sliding portion 32, and does not represent the actual dimensions of the first sliding portion 31 and the second sliding portion 32.

Specifically, please continue to refer to fig. 4 and 5, and referring to fig. 2, in the present embodiment, the same slider 30 includes a first sliding portion 31 and a second sliding portion 32, and the first sliding portion 31 and the second sliding portion 32 are disposed opposite to each other and are arranged along a first direction D1; alternatively, the first sliding portion 31 and the second sliding portion 32 may slide with respect to the plane of the display panel 10, with the sliding direction along the first direction D1; more specifically, the first sliding portion 31 and the second sliding portion 32 slide in opposite directions, driving the windshield 40 to slide, and realizing a larger heat dissipation space.

Further, the first sliding portion 31 and the second sliding portion 32 in the same sliding member 30 respectively fix different windshields 40, the windshields 40 extend along the second direction D2, are arranged along the first direction D1, and the first direction D1 and the second direction D2 intersect, alternatively, the first direction D1 is perpendicular to the second direction D2; wherein a space is formed between the wind shielding sheet 40 and the slider 30, and between the display panel 10, to which space heat generated from the display panel 10 can be dissipated, and the first and second sliding

portions

31 and 32 in the same slider 30 fix two wind shielding sheets 40 adjacent in the first direction D1, respectively, and the first and second sliding

portions

31 and 32 can move in opposite directions, such that the space between the wind shielding sheet 40 fixed by the first sliding portion 31 and the wind shielding sheet 40 fixed by the second sliding portion 32 increases, and the heat per unit area decreases; in this way, by increasing the heat dissipation space at the corresponding position of the back surface of the corresponding display panel 10, the heat per unit area is reduced.

Fig. 6 is a schematic diagram of another structure of a display device according to an embodiment of the present application, and referring to fig. 6, in an alternative embodiment of the present application, two ends of the same windshield 40 along the second direction D2 are respectively connected to the first sliding portion 31 or the second sliding portion 32 of the different sliding members 30.

In the embodiment shown in fig. 6, only a schematic structure in which both ends of the same windshield 40 are connected to the first sliding portion 31 or the second sliding portion 32 is shown, and the actual size of the windshield 40 is not represented.

Specifically, as shown in fig. 6, and referring to fig. 2, in the present embodiment, two ends of the same wind shielding sheet 40 along the second direction D2 are respectively fixed with different sliding members 30, it can be understood that two ends of the same wind shielding sheet 40 are respectively fixed with the first sliding portions 31 of the different sliding members 30, or two ends of the same wind shielding sheet 40 are respectively fixed with the second sliding portions 32 of the different sliding members 30; that is, both ends of the same windshield 40 can move in the first direction D1 at the same time, so that the heat dissipation space can be increased to the maximum extent, the heat in the unit area can be reduced, the heat dissipation to the display panel 10 can be effectively performed, and the quality of the display panel 10 can be improved.

With continued reference to fig. 4 and 5, in an alternative embodiment of the present application, the heat dissipation assembly 20 further includes a housing cavity 50, where the housing cavity 50 includes a first sidewall 51;

the sliding piece 30 is at least partially positioned in the accommodating cavity 50, the sliding piece 30 positioned in the accommodating cavity 50 is in sliding connection with the accommodating cavity 50, and the sliding piece 30 positioned in the accommodating cavity 50 and the first side wall 51 of the accommodating cavity 50 form a closed space 52; the slider 30 is linked with the windshield 40.

It should be noted that, in the embodiment shown in fig. 5, the structure of the accommodating cavity 50 is only schematically shown, and does not represent the actual size of the accommodating cavity 50, wherein the thickness of the first sidewall 51 does not represent the actual size.

Specifically, referring to fig. 4 and 5, the heat dissipation assembly 20 included in the display panel 10 in the embodiment further includes a receiving cavity 50, where the receiving cavity 50 includes a first sidewall 51, and the receiving cavity 50 extends along the first direction D1, and optionally, the receiving cavity 50 is a cavity, which may be cylindrical or rectangular; the sliding member 30 is at least partially located in the accommodating cavity 50, and a part of the sliding member 30 located in the accommodating cavity 50 is slidably connected with the first side wall 51 of the accommodating cavity 50, it being understood that the first side wall 51 of the accommodating cavity 50 is an inner surface of the cavity, and a part of the sliding member 30 is movable relative to the first side wall 51 of the accommodating cavity 50; further, the sliding member 30 located in the accommodating cavity 50 and the first side wall 51 of the accommodating cavity 50 form a closed space 52, and the gas in the closed space 52 expands under the condition of being heated, so that part of the sliding member 30 moves under the action of the air pressure, and further the wind shield 40 can be driven to move, further the increase of the heat dissipation space is realized, the heat in unit area is reduced, the heat dissipation of the display panel 10 is realized, and the quality of the display panel 10 is improved.

With continued reference to fig. 4 and 5, and with reference to fig. 2, in an alternative embodiment of the present application, the same sliding member 30 includes a first sliding portion 31 and a second sliding portion 32, the first sliding portion 31 includes a first supporting portion 31-1 and a second supporting portion 31-2, the first supporting portion 31-1 extends along a first direction D1, the second supporting portion 31-2 extends along a third direction D3, the first supporting portion 31-1 is located in the accommodating cavity 50, at least part of the second supporting portion 31-2 is located outside the accommodating cavity 50, an end portion of the second supporting portion 31-2 located outside the accommodating cavity 50 is connected with the windshield 40, the first supporting portion 31-1 is fixedly connected with the second supporting portion 31-2, and the first supporting portion 31-1 drives the second supporting portion 31-2 to move along the first direction D1; the second sliding portion 32 includes a third branch portion 32-1 and a fourth branch portion 32-2, the third branch portion 32-1 extends along the first direction D1, the fourth branch portion 32-2 extends along the third direction D3, the third branch portion 32-1 is located in the accommodating cavity 50, at least part of the fourth branch portion 32-2 is located outside the accommodating cavity 50, an end portion of the fourth branch portion 32-2 located outside the accommodating cavity 50 is connected with the windshield 40, the third branch portion 32-1 is fixedly connected with the fourth branch portion 32-2, and the third branch portion 32-1 drives the fourth branch portion 32-2 to move along the first direction D1; the first direction D1 intersects the third direction D3.

Note that, in the embodiment shown in fig. 5, only the structure of the first sliding portion 31 and the structure of the second sliding portion 32 are schematically shown, and the actual dimensions of the first branch portion 31-1, the second branch portion 31-2, the third branch portion 32-1, and the fourth branch portion 32-2 are not represented.

Specifically, please continue to refer to fig. 4 and 5, and referring to fig. 2, in this embodiment, the same slider 30 includes a first sliding portion 31 and a second sliding portion 32, wherein the first sliding portion 31 and the second sliding portion 32 are disposed opposite to each other, and optionally, the first sliding portion 31 and the second sliding portion 32 are mirror-symmetrical; the first sliding portion 31 includes a first supporting portion 31-1 and a second supporting portion 31-2, the first supporting portion 31-1 extends along a first direction D1, the first supporting portion 31-1 is located in the accommodating cavity 50, the second supporting portion 31-2 extends along a third direction D3, the second supporting portion 31-2 is at least partially located outside the accommodating cavity 50, the second supporting portion 31-2 is connected with the windshield 40, and the first supporting portion 31-1 is fixedly connected with the second supporting portion 31-2; the first supporting part 31-1 moves under the action of air pressure, the first supporting part 31-1 drives the second supporting part 31-2 to move, and the second supporting part 31-2 drives the windshield 40 to move; the second sliding portion 32 has the same structure as the first sliding portion 31, the second sliding portion 32 includes a third branch portion 32-1 and a fourth branch portion 32-2, the third branch portion 32-1 extends along the first direction D1, the third branch portion 32-1 and the first branch portion 31-1 are located in the same accommodating cavity 50, the fourth branch portion 32-2 extends along the third direction D3, the fourth branch portion 32-2 is at least partially located outside the accommodating cavity 50, the fourth branch portion 32-2 is connected with the windshield 40, and the third branch portion 32-1 is fixedly connected with the fourth branch portion 32-2; the third branch part 32-1 moves under the action of air pressure, the third branch part 32-1 drives the fourth branch part 32-2 to move, and the fourth branch part 32-2 drives the wind shield 40 to move; in this way, the second branch portion 31-2 drives the wind shielding plate 40 to move, and the fourth branch portion 32-2 drives the wind shielding plate 40 to move, so that the heat dissipation space of the display panel 10 can be increased, the heat in the unit panel can be reduced, the heat dissipation can be performed on the display panel 10, and the quality of the display panel 10 can be improved.

With continued reference to fig. 4 and 5, and in conjunction with fig. 2, in an alternative embodiment of the present application, the accommodating cavity 50 includes a first slot 53 and a second slot 54, and the first slot 53 and the second slot 54 each extend along a first direction D1; along the third direction D3, the first branch portion 31-1 covers the first slot 53, and the first branch portion 31-1 and the first slot 53 are in seamless connection with each other towards one side of the accommodating cavity 50, the third branch portion 32-1 covers the second slot 54, and the third branch portion 32-1 and the second slot 54 are in seamless connection with each other towards one side of the accommodating cavity 50;

the second branch part 31-2 passes through the first slot 53, and the end part of the second branch part 31-2 positioned in the accommodating cavity 50 is fixedly connected with the first branch part 31-1;

the fourth branch portion 32-2 passes through the second slot 54, and the end portion of the fourth branch portion 32-2 located in the accommodating cavity 50 is fixedly connected with the third branch portion 32-1.

It should be noted that the embodiment shown in fig. 4 only schematically illustrates the positional relationship between the first slot 53 and the second slot 54, and does not represent the actual dimensions.

Specifically, as shown in fig. 4 and 5, and referring to fig. 2, the same accommodating cavity 50 in the present embodiment includes a first slot 53 and a second slot 54, and the first slot 53 and the second slot 54 extend along a first direction D1; optionally, the first slot 53 and the second slot 54 are elongated slots; the orthographic projection of the first supporting portion 31-1 in the third direction D3 covers the orthographic projection of the first slot 53 in the third direction D3, and the first supporting portion 31-1 and the first slot 53 are seamlessly jointed with one side of the accommodating cavity 50, it can be understood that the first supporting portion 31-1 is movable in the accommodating cavity 50, no matter which part of the accommodating cavity 50 the first supporting portion 31-1 moves to, the first supporting portion 31-1 and the first slot 53 are always seamlessly jointed with one side of the accommodating cavity 50, so that the first supporting portion 31-1 and the first side wall 51 of the accommodating cavity 50 can form a closed space 52, after the closed space 52 is heated, the first supporting portion 31-1 is movable under air pressure to drive the second supporting portion 31-2 to move, and further drive the windshield 40 to move; the orthographic projection of the third supporting portion 32-1 in the third direction D3 covers the orthographic projection of the second groove 110 in the third direction D3, and the third supporting portion 32-1 and the second slot 54 are seamlessly joined towards one side of the accommodating cavity 50, it can be understood that the third supporting portion 32-1 is movable in the accommodating cavity 50, no matter which part of the accommodating cavity 50 the third supporting portion 32-1 moves to, the third supporting portion 32-1 and the second slot 54 are seamlessly joined towards one side of the accommodating cavity 50 all the time, so that the third supporting portion 32-1 and the first side wall 51 of the accommodating cavity 50 can be ensured to form a closed space 52, after the closed space 52 is heated, the third supporting portion 32-1 is movable under air pressure to drive the fourth supporting portion 32-2 to move, and further drive the wind shield 40 to move, so that the heat dissipation space is increased; further, the second branch 31-2 passes through the first slot 53, the end of the second branch 31-2 located in the accommodating cavity 50 is fixedly connected with the first branch 31-1, the end of the second branch 31-2 located outside the accommodating cavity 50 is connected with the windshield 40, the fourth branch 32-2 passes through the second slot 54, the end of the fourth branch 32-2 located in the accommodating cavity 50 is fixed with the third branch 32-1, and the end of the fourth branch 32-2 located outside the accommodating cavity 50 is connected with the windshield 40; in this way, the windshield 40 can move along the first direction D1, thereby increasing the heat dissipation space, further reducing the heat in unit area, dissipating the heat of the display panel 10, and improving the quality of the display panel 10.

With continued reference to fig. 4 and 5, and in conjunction with fig. 2, in an alternative embodiment of the present application, the second leg 31-2 is movably connected to the windshield 40, and the fourth leg 32-2 is movably connected to the windshield 40.

Specifically, please continue to refer to fig. 4 and 5, and referring to fig. 2, in this embodiment, the second branch portion 31-2 is movably connected to the windshield 40, the fourth branch portion 32-2 is movably connected to the windshield 40, and it is understood that the second branch portion 31-2 is detachably connected to the windshield 40, and the fourth branch portion 32-2 is detachably connected to the windshield 40; in this way, after a part of the wind shielding sheet 40 is damaged, the part of the wind shielding sheet 40 can be replaced, and maintenance cost can be saved.

With continued reference to fig. 4 and 5, in an alternative embodiment of the present application, the accommodating cavity 50 further includes two second sidewalls 55 disposed opposite to each other along the first direction D1, and the first sidewall 51 is perpendicular to the second sidewalls 55 and connects the two second sidewalls 55;

the second sidewall 55 includes a vent hole 56, and the vent hole 56 penetrates the second sidewall 55 in a thickness direction of the second sidewall 55.

It should be noted that the embodiments shown in fig. 4 and 5 only schematically illustrate the relative positions of the exhaust holes 56, and do not represent actual dimensions.

Specifically, as shown in fig. 4 and 5, in the present embodiment, the accommodating cavity 50 further includes two second side walls 55 disposed along the first direction D1, the two second side walls 55 are disposed opposite to each other, the two second side walls 55 are perpendicular to the first side walls 51, and two sides of the first side walls 51 along the first direction D1 are fixedly connected with the second side walls 55, respectively; further, the second side wall 55 is provided with air vents 56, and optionally, the air vents 56 penetrate through the second side wall 55 in the thickness direction of the second side wall 55, and the number of the air vents 56 can be determined according to actual requirements; the exhaust hole 56 is used for exhausting gas, and after the sealed space formed by the first side wall 51 of the accommodating cavity 50 and the sliding member 30 is heated and expanded, part of the sliding member 30 moves, so that the exhaust hole 56 can exhaust a part of gas, and is beneficial to the movement of the sliding member 30, further drives the movement of the windshield 40, increases the heat dissipation space, reduces the heat of unit area, dissipates heat of the display panel 10, and improves the quality of the display panel 10.

Fig. 7 is a schematic diagram of another structure of a display device according to an embodiment of the present application, fig. 8 is a schematic diagram of another structure of a display device according to an embodiment of the present application, and referring to fig. 2, in an alternative embodiment of the present application, the heat dissipation assembly 20 further includes a first heat dissipation fin 60, the first heat dissipation fin 60 is fixedly connected with the accommodating cavity 50, and at least one first heat dissipation fin 60 is located between two wind shields 40 fixed by the same sliding member 30.

It should be noted that, the embodiment shown in fig. 7 only schematically illustrates the positional relationship of the first heat sink 60, and does not represent the actual size of the first heat sink 60. The embodiment shown in fig. 8 only schematically shows the positional relationship of the first heat sink 60, and does not represent the actual size.

Specifically, as shown in fig. 7 and 8, and referring to fig. 2, the heat dissipation assembly 20 in the present embodiment further includes a first heat dissipation plate 60, where the first heat dissipation plate 60 is fixedly connected with the accommodating cavity 50, optionally, the first heat dissipation plate 60 is fixedly connected with an outer wall of the accommodating cavity 50, and at least one first heat dissipation plate 60 is located between two wind shields 40 fixed on the same sliding member 30, it is also understood that two first heat dissipation plates 60 may be disposed between the first sliding portion 31 and the second sliding portion 32 included in the same sliding member 30; even if the wind shielding plate 40 does not move, the first heat dissipation plate 60 can dissipate heat and can take away heat, and in addition, after the wind shielding plate 40 moves, the heat dissipation space can be increased, the heat in unit area is reduced, the heat dissipation is performed on the display panel 10, and the quality of the display panel 10 is ensured.

Fig. 9 is a schematic structural diagram of a display device according to an embodiment of the present application, and referring to fig. 9, and referring to fig. 2, in an alternative embodiment of the present application, the heat dissipation assembly 20 further includes a second heat dissipation plate 70, at least one second heat dissipation plate 70 is linked with the wind shielding plates 40, and the second heat dissipation plate 70 is located between two wind shielding plates 40 fixed by the same sliding member 30;

the second fin 70 is fixed to a side wall of the windshield 40 opposite to the first direction D1.

It should be noted that the embodiment shown in fig. 9 only schematically illustrates the movement position of the second heat sink 70, and does not represent the actual size of the second heat sink 70.

Specifically, as shown in fig. 9 in conjunction with fig. 2, the heat dissipating assembly 20 of the present embodiment further includes a second heat sink 70, wherein the second heat sink 70 is linked with the wind shielding plate 40, it is understood that the wind shielding plate 40 is linked with at least one second heat sink 70, that is, the second heat sink 70 can move along with the wind shielding plate 40; optionally, the second heat sink 70 is fixedly connected to the wind shielding plate 40, in more detail, the second heat sink 70 is fixed to a side wall of the wind shielding plate 40 opposite to the wind shielding plate 40 along the first direction D1, and the second heat sink 70 is located between the two wind shielding plates 40 fixed to the same sliding member 30, and two second heat sinks 70 are disposed between the two wind shielding plates 40 fixed to the same sliding member 30; after the wind shielding plate 40 moves, the second cooling fin 70 also moves a certain position, the second cooling fin 70 can dissipate heat, heat can be taken away, and after the wind shielding plate 40 moves, the heat dissipation space can be increased, the heat in unit area is reduced, the heat dissipation is carried out on the display panel 10, and the quality of the display panel 10 is ensured.

Fig. 10 is a schematic structural diagram of a display device according to an embodiment of the present application, and referring to fig. 10, and referring to fig. 2, in an alternative embodiment of the present application, the heat dissipation assembly 20 further includes a third heat dissipation plate 80, where the third heat dissipation plate 80 is fixed to the sliding member 30 and is linked to the sliding member 30, and the third heat dissipation plate 80 is located between two wind shields 40 fixed to the same sliding member 30.

Note that, the embodiment shown in fig. 10 only schematically illustrates the movement position of the second heat sink 70, and does not represent the actual size of the second heat sink 70.

Specifically, as shown in fig. 10, the heat dissipating assembly 20 in the present embodiment further includes a third heat dissipating fin 80, wherein the third heat dissipating fin 80 is linked with the sliding member 30, and it is understood that the sliding member 30 includes a first sliding portion 31 and a second sliding portion 32, and the first sliding portion 31 and the second sliding portion 32 are respectively fixed to one third heat dissipating fin 80, that is, the third heat dissipating fin 80 can move along with the sliding member 30; optionally, the third heat sink 80 is fixedly connected to the sliding member 30, and two second heat sinks 70 are disposed between the same sliding member 30; after the sliding piece 30 moves, the third cooling fin 80 also moves a certain position, the third cooling fin 80 can dissipate heat, heat can be taken away, the cooling space can be increased after the wind shield 40 moves, the heat in unit area is reduced, the heat is dissipated to the display panel 10, and the quality of the display panel 10 is ensured.

In an alternative embodiment of the present application, the materials of the first heat sink 60, the second heat sink 70, and the third heat sink 80 may be high heat conductive metals, including but not limited to copper sheets and aluminum sheets.

With continued reference to fig. 2, in an alternative embodiment of the present application, the heat dissipation assembly 20 further includes a substrate 90, and the substrate 90 is located on the non-light-emitting surface of the display panel 10;

the plurality of sliders 30 are arranged in an array on the substrate 90, and the same windshield 40 is fixed to at least two first sliding portions 31 arranged in the second direction D2, or the same windshield 40 is fixed to at least two second sliding portions 32 arranged in the second direction D2.

Specifically, as shown in fig. 2, the heat dissipation assembly 20 in the present embodiment further includes a substrate 90, the substrate 90 is used for carrying the heat dissipation assembly 20, the substrate 90 is located on the non-light-emitting surface side of the display panel 10, and optionally, the substrate 90 may be a flexible substrate 90; a plurality of sliding parts 30 are arranged on the substrate 90 in an array manner, the sliding parts 30 are fixedly connected with the substrate 90, at least two first sliding parts 31 arranged along the second direction D2 are fixedly connected with the same windshield 40, and optionally, all the first sliding parts 31 arranged along the second direction D2 are fixedly connected with the same windshield 40; alternatively, at least two second sliding portions 32 arranged along the second direction D2 are fixedly connected to the same windshield 40, alternatively, all first sliding portions 31 arranged along the second direction D2 are fixedly connected to the same windshield 40, which may be understood as a integrally extended windshield 40 of the windshield 40; on the one hand, the two ends of the wind shielding piece 40 along the second direction D2 can move, so that the heat dissipation area is increased to the maximum extent, and the heat in unit area is reduced; on the other hand, the number of the windshields 40 can be reduced, and the process can be saved.

It should be further noted that, a cover plate 130 is disposed on a side of the substrate 90 facing away from the display panel 10, and the cover plate 130 plays a role in limiting at least part of the heat dissipation assembly 20 and protecting at the same time.

With continued reference to fig. 2, in an alternative embodiment of the present application, the substrate 90 further includes a groove 110, the groove 110 extends along a first direction D1, and is arranged along a second direction D2, and at least a portion of the slider 30 is fixed in the groove 110.

It should be noted that the embodiment shown in fig. 2 only schematically illustrates the position of the groove 110, and does not represent the actual size of the groove 110.

Specifically, as shown in fig. 2, the substrate 90 in the present embodiment further includes a groove 110, the groove 110 is used for placing the heat dissipation component 20, that is, the accommodating cavity 50 of the heat dissipation component 20 is placed in the groove 110, and the accommodating cavity 50 is at least partially placed in the groove 110, at least partially placed outside the groove 110, and the groove 110 extends along the first direction D1 and is arranged along the second direction D2; the grooves 110 can bear the heat dissipation assembly 20, so that the heat dissipation assembly 20 can operate safely and efficiently.

With continued reference to fig. 2 and 4, in an alternative embodiment of the present application, the heat dissipating assembly 20 further includes a housing cavity 50, the housing cavity 50 further includes a first mounting hole 57, the substrate 90 includes a second mounting hole 111, and the first mounting hole 57 is screwed with the second mounting hole 111.

Fig. 2 and 4 schematically show the positions of the first mounting hole 57 and the second mounting hole 111, respectively, and do not represent the actual dimensions.

Specifically, as shown in fig. 2 and 4, the heat dissipating assembly 20 of the present embodiment further includes a receiving cavity 50, and the receiving cavity 50 is fixed in the recess 110 and is fixed by threads; optionally, a first mounting hole 57 is formed on the outer sidewall of the accommodating cavity 50, a second mounting hole 111 is formed on the substrate 90, the first mounting hole 57 and the second mounting hole 111 are arranged in one-to-one correspondence, and the first mounting hole 57 and the second mounting hole are fixed through threads; in this way, the accommodating cavity 50 is fixed on the substrate 90, so as to realize the bearing function of the substrate 90.

With continued reference to FIG. 2, in an alternative embodiment of the present application, a windshield 40 is removably coupled to the slider 30.

Specifically, as shown in fig. 2, the wind shielding sheets 40 are detachably connected to the sliding members 30 in the present embodiment, alternatively, the sliding members 30 arranged along the second direction D2 on the substrate 90 are connected to only two wind shielding sheets 40, that is, the wind shielding sheets 40 extend along the second direction D2 and are integral, wherein the wind shielding sheets 40 are detachable, and local replacement of the wind shielding sheets 40 is easy; optionally, at least two sliding members 30 arranged along the second direction D2 on the base plate 90 are connected to two windshields 40, wherein the windshields 40 are detachable, so that the range of partially replacing the windshields 40 is smaller, and the partially replacing the windshields 40 is easier.

With continued reference to FIG. 2, in an alternative embodiment of the present application, the windshield 40 is made of an elastic material.

Specifically, as shown in fig. 2, the windshield 40 is made of an elastic material, wherein the sliding member 30 drives the windshield 40 to be pulled during the movement of the windshield 40, and the windshield 40 is made of an elastic material; on the one hand, the wind shielding sheet 40 can be ensured not to be damaged after being subjected to tensile force; on the other hand, after the heat dissipation of the display panel 10 is completed, the slider 30 drives the windshield 40 to return, so that the windshield 40 can be ensured to be recovered and reused.

According to the embodiments, the beneficial effects of the application are as follows:

While the foregoing description illustrates and describes the preferred embodiments of the present application, it is to be understood that this application is not limited to the forms disclosed herein, but is not to be construed as an exclusive use of other embodiments, and is capable of many other combinations, modifications and environments, and adaptations within the scope of the inventive concept described herein, through the foregoing teachings or through the skill or knowledge of the relevant arts. And that modifications and variations which do not depart from the spirit and scope of the present invention are intended to be within the scope of the appended claims.

Claims

1. A display device, comprising:

a display panel;

the heat dissipation assembly is positioned at one side of the display panel, which is away from the light emitting surface; the heat dissipation assembly comprises a sliding piece and a wind shield, and the plane of the wind shield is intersected with the plane of the display panel; the sliding piece is fixedly connected with the windshield, and the sliding piece can drive the windshield to move;

the heat dissipation assembly further comprises a containing cavity, wherein the containing cavity comprises a first side wall;

the sliding piece is at least partially positioned in the accommodating cavity, the sliding piece positioned in the accommodating cavity is in sliding connection with the accommodating cavity, and the sliding piece positioned in the accommodating cavity and the first side wall of the accommodating cavity form a closed space; the slider is linked with the windshield.

2. The display device according to claim 1, wherein the same slider includes a first slider portion and a second slider portion, the first slider portion and the second slider portion being arranged in a first direction; the first sliding part and the second sliding part can slide along a direction parallel to the plane of the display panel;

two adjacent wind shields are respectively fixed on the first sliding part and the second sliding part in the same sliding part, the wind shields are distributed along the first direction and extend along the second direction, and the first direction and the second direction are intersected and parallel to the plane where the display panel is located.

3. The display device according to claim 2, wherein both ends of the same windshield in the second direction are connected to the first sliding portion or the second sliding portion of the different slider, respectively.

4. The display device according to claim 1, wherein the same sliding member includes a first sliding portion and a second sliding portion, the first sliding portion includes a first branch portion and a second branch portion, the first branch portion extends along a first direction, the second branch portion extends along a third direction, the first branch portion is located in the accommodating cavity, at least part of the second branch portion is located outside the accommodating cavity, an end portion of the second branch portion located outside the accommodating cavity is connected to the windshield, the first branch portion is fixedly connected to the second branch portion, and the first branch portion drives the second branch portion to move along the first direction; the second sliding part comprises a third supporting part and a fourth supporting part, the third supporting part extends along the first direction, the fourth supporting part extends along the third direction, the third supporting part is positioned in the accommodating cavity, at least part of the fourth supporting part is positioned outside the accommodating cavity, the end part of the fourth supporting part positioned outside the accommodating cavity is connected with the windshield, the third supporting part is fixedly connected with the fourth supporting part, and the third supporting part drives the fourth supporting part to move along the first direction; the first direction intersects the third direction.

5. The display device of claim 4, wherein the receiving cavity comprises a first slot and a second slot, each extending in the first direction; along the third direction, the first branch part covers the first slot, the first branch part and the first slot are in seamless connection with one side of the accommodating cavity, the third branch part covers the second slot, and the third branch part and the second slot are in seamless connection with one side of the accommodating cavity;

the second branch part penetrates through the first slot, and the end part of the second branch part, which is positioned in the accommodating cavity, is fixedly connected with the first branch part;

the fourth branch part penetrates through the second slot, and the end part of the fourth branch part, which is positioned in the accommodating cavity, is fixedly connected with the third branch part.

6. The display device of claim 5, wherein the second leg is movably coupled to the windshield and the fourth leg is movably coupled to the windshield.

7. The display device according to claim 1, wherein the accommodation chamber further includes two second side walls disposed opposite to each other in a first direction, the first side wall being perpendicular to the second side walls and connecting the two second side walls;

the second side wall comprises an exhaust hole, and the exhaust hole penetrates through the second side wall along the thickness direction of the second side wall.

8. The display device of claim 1, wherein the heat sink assembly further comprises a first heat sink fixedly connected to the receiving cavity, and at least one of the first heat sinks is located between two of the windshields fixed to the same slider.

9. The display device of claim 1, wherein the heat sink assembly further comprises a second heat sink, at least one of the second heat sinks being in communication with the windshield, and the second heat sink being located between two of the windshields secured to the same slider;

the second cooling fin and the side wall of the wind shield plate, which is opposite to the first direction, are fixed, and the first direction intersects with the plane of the wind shield plate.

10. The display device of claim 1, wherein the heat sink assembly further comprises a third heat sink secured to the slider and in linkage with the slider, the third heat sink being located between two of the windshields secured to the same slider.

11. The display device of claim 2, wherein the heat sink assembly further comprises a substrate, the substrate being positioned on a non-light-emitting surface of the display panel;

the plurality of sliding parts are arranged on the substrate in an array manner, and the same windshield is fixed with at least two first sliding parts arranged along the second direction, or the same windshield is fixed with at least two second sliding parts arranged along the second direction.

12. The display device of claim 11, wherein the substrate further comprises a groove extending in the first direction and arranged in the second direction, at least a portion of the heat sink assembly being secured in the groove.

13. The display device of claim 12, wherein the heat sink assembly further comprises a receiving cavity, the receiving cavity further comprising a first mounting hole, the substrate comprising a second mounting hole, the first mounting hole being threadably secured to the second mounting hole.

14. The display device of claim 1, wherein the windshield is removably coupled to the slider.

15. The display device according to claim 1, wherein the wind shielding sheet is made of an elastic material.