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CN114203056A - Display device and display equipment - Google Patents

Display device and display equipment Download PDF

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Publication number
CN114203056A
CN114203056A CN202210094456.3A CN202210094456A CN114203056A CN 114203056 A CN114203056 A CN 114203056A CN 202210094456 A CN202210094456 A CN 202210094456A CN 114203056 A CN114203056 A CN 114203056A
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China
Prior art keywords
display device
middle frame
support member
heat dissipation
display panel
Prior art date
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Pending
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CN202210094456.3A
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Chinese (zh)
Inventor
王策
罗璇
熊韧
王志会
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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Application filed by BOE Technology Group Co Ltd, Chengdu BOE Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Priority to CN202210094456.3A priority Critical patent/CN114203056A/en
Publication of CN114203056A publication Critical patent/CN114203056A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20954Modifications to facilitate cooling, ventilating, or heating for display panels
    • H05K7/20963Heat transfer by conduction from internal heat source to heat radiating structure

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

本公开提供了一种显示装置及显示设备,该显示装置至少包括:显示面板、支撑件以及中框;其中,显示面板与支撑件的第一面连接,在支撑件与第一面相对的第二面上设置有至少一个散热孔;中框设置在支撑件远离显示面板的一侧,中框通过连接件与支撑件连接,以使中框与支撑件之间具有间隙。本公开通过在支撑件远离显示面板一侧的表面开设散热孔,增大了支撑件的比表面,在相同时间内提升了支撑件的散热性能,便于显示面板热量散出;与此同时通过连接件实现支撑件与中框之间的间隙设置,隔绝了显示面板热量对背弯区的影响,同时避免出现胶体脱落的现象发生,实现了显示装置整体的高效散热,避免显示装置出现连接不良或寿命降低的情况发生。

Figure 202210094456

The present disclosure provides a display device and a display device, the display device at least includes: a display panel, a support member and a middle frame; wherein, the display panel is connected to a first surface of the support member, and the display panel is connected to a first surface of the support member, and the first surface of the support member is opposite to the first surface. At least one heat dissipation hole is arranged on both sides; the middle frame is arranged on the side of the support member away from the display panel, and the middle frame is connected with the support member through the connecting member, so that there is a gap between the middle frame and the support member. The present disclosure increases the specific surface of the support by opening heat dissipation holes on the surface of the support on the side away from the display panel, improves the heat dissipation performance of the support at the same time, and facilitates the heat dissipation of the display panel; at the same time, by connecting The gap between the support and the middle frame is set by the component, which isolates the influence of the heat of the display panel on the back bending area, and at the same time avoids the phenomenon of colloid falling off, realizes the efficient heat dissipation of the display device as a whole, and avoids the display device. A reduction in lifespan occurs.

Figure 202210094456

Description

Display device and display equipment
Technical Field
The present disclosure relates to the field of display technologies, and in particular, to a display device and a display apparatus.
Background
In various display devices, especially those having a large screen (usually over 12 inches), the display device has a larger display panel size and a larger number of driver ICs, so that the heat generation of the display device is more obvious.
In a conventional large-size screen design, a support of a display device is directly bonded with a middle frame of the whole machine through acrylic high-viscosity glue, a back bending area (pad bending) connected with a display panel (panel) is bonded on the back of the middle frame (namely the surface of one side of the middle frame, which is far away from the support), and a drive IC is arranged on the back bending area to realize the control of the display panel. However, the general polyester viscose has poor high temperature resistance, when the display device is used for a long time, the heating condition of the display device is serious, the viscose is easy to lose efficacy, the back bending area falls off, the problems that the display effect is influenced by poor contact of the driving IC and the like can occur, and meanwhile, the heating of the display panel can not be dissipated timely, the burn of the internal wiring of the panel can be caused, and the service life of the display device is influenced.
Disclosure of Invention
An object of the embodiments of the present disclosure is to provide a display device and a display apparatus, so as to solve the problem that the display effect or the service life of the display device is affected due to the poor heat dissipation effect of the display device in the prior art.
The embodiment of the disclosure adopts the following technical scheme: a display device comprising at least: the display device comprises a display panel, a support piece and a middle frame; the display panel is connected with the first surface of the support piece, and at least one heat dissipation hole is formed in the second surface, opposite to the first surface, of the support piece; the middle frame is arranged on one side of the second surface of the supporting piece and is connected with the supporting piece through a connecting piece, so that a gap is reserved between the middle frame and the supporting piece.
In some embodiments, the depth of the louvers does not exceed 1/2 of the support thickness.
In some embodiments, the distance between any two adjacent louvers is greater than the radius of a circle circumscribing the louvers.
In some embodiments, the radius of the circumscribing circle of the louvers is between 1 and 5 centimeters.
In some embodiments, the sum of the orthogonal projection areas of all the louvers perpendicular to the second face of the support is 60% to 80% of the surface area of the second face of the support.
In some embodiments, the thermal via is a blind hole.
In some embodiments, the connecting member includes a plurality of first connecting structures respectively disposed at four corners of the second surface of the supporting member, and a plurality of second connecting structures respectively disposed at four corners of the first surface of the middle frame, wherein the first surface of the middle frame is a surface close to the second surface of the supporting member, the number of the first connecting structures and the number of the second connecting structures are the same, and the first connecting structures and the second connecting structures are matched with each other to realize a fixed connection between the supporting member and the middle frame.
In some embodiments, the first connecting structure is a screw hole provided on the second surface of the support member, and the second connecting structure is a nut provided on the first surface of the middle frame.
In some embodiments, the screw hole has a depth of 1/2 the thickness of the support member, and the nut protrudes a height greater than 1/2 the thickness of the support member in a direction perpendicular to the first side of the middle frame.
In some embodiments, the middle frame is made of a metal material.
In some embodiments, the second surface of the middle frame is provided with a groove for accommodating a back bending area of the display device; the second surface of the middle frame is the surface opposite to the first surface of the middle frame.
In some embodiments, the display panel includes a back bending region, the back bending region is connected to a flexible circuit board, and the back bending region is at least provided with a driving IC to drive the display panel through the driving IC.
In some embodiments, the display panel is connected to a circuit board, the circuit board includes the back bend region, and the circuit board is fixed to the second surface of the middle frame through the back bend region, wherein the circuit board includes a chip on film and/or a flexible circuit board.
In some embodiments, the bottom surface of the groove is fixedly connected with the back bending region through heat-conducting silica gel.
In some embodiments, the depth of the groove is the same as the sum of the thickness of the thermally conductive silicone and the recurved zone.
Embodiments of the present disclosure also provide a display apparatus including at least the display device as described above.
The beneficial effects of this disclosed embodiment lie in: the heat dissipation holes are formed in the surface of the support piece, which is far away from the display panel, so that the specific surface of the support piece is increased, the heat dissipation performance of the support piece is improved in the same time, and the heat of the display panel is conveniently dissipated; meanwhile, the gap between the support piece and the middle frame is arranged through the connecting piece, the influence of the heat of the display panel on a back bending area is isolated, the phenomenon that the colloid drops is avoided, the integral efficient heat dissipation of the display device is realized, and the condition that the connection is poor or the service life of the display device is reduced is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments described in the present disclosure, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a display device according to a first embodiment of the present disclosure;
FIG. 2 is a schematic view of a first arrangement of a second side of a support member according to a first embodiment of the present disclosure;
FIG. 3 is a schematic view of a second arrangement of the second side of the support member according to the first embodiment of the present disclosure;
FIG. 4 is a schematic view of a first side of a middle frame according to a first embodiment of the present disclosure;
FIG. 5 is a schematic view illustrating a groove on a middle frame according to a first embodiment of the present disclosure;
fig. 6 is a schematic view illustrating the arrangement of the heat conductive silicone grease according to the first embodiment of the present disclosure.
Detailed Description
Various aspects and features of the disclosure are described herein with reference to the drawings.
It will be understood that various modifications may be made to the embodiments of the present application. Accordingly, the foregoing description should not be construed as limiting, but merely as exemplifications of embodiments. Other modifications will occur to those skilled in the art within the scope and spirit of the disclosure.
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the disclosure and, together with a general description of the disclosure given above, and the detailed description of the embodiments given below, serve to explain the principles of the disclosure.
These and other characteristics of the present disclosure will become apparent from the following description of preferred forms of embodiment, given as non-limiting examples, with reference to the attached drawings.
It should also be understood that, although the present disclosure has been described with reference to some specific examples, a person of skill in the art shall certainly be able to achieve many other equivalent forms of the disclosure, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.
The above and other aspects, features and advantages of the present disclosure will become more apparent in view of the following detailed description when taken in conjunction with the accompanying drawings.
Specific embodiments of the present disclosure are described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely exemplary of the disclosure that may be embodied in various forms. Well-known and/or repeated functions and structures have not been described in detail so as not to obscure the present disclosure with unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present disclosure in virtually any appropriately detailed structure.
The specification may use the phrases "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the disclosure.
In various display devices, especially those having a large screen (usually over 12 inches), the display device has a larger display panel size and a larger number of driver ICs, so that the heat generation of the display device is more obvious.
In a conventional large-size screen design, a support of a display device is directly bonded with a middle frame of the whole machine through high-viscosity glue such as acrylic glue, a back bending area (pad bending) connected with a display panel is bonded on the back of the middle frame (namely the surface of one side of the middle frame far away from the support), and a driving IC is arranged on the back bending area to realize the control of the display panel. However, the general polyester viscose has poor high temperature resistance, when the display device is used for a long time, the heating condition of the display device is serious, the viscose is easy to lose efficacy, the back bending area falls off, the problems that the display effect is influenced by poor contact of the driving IC and the like can occur, and meanwhile, the heating of the display panel can not be dissipated timely, the burn of the internal wiring of the panel can be caused, and the service life of the display device is influenced.
In order to solve the above problem, a first embodiment of the present disclosure provides a display device, a schematic structural diagram of which is shown in fig. 1, the display device at least includes a display panel 10, a supporting member 20 for supporting the display panel 10, and a middle frame 30 for protecting the display panel 10 and the supporting member 20 and facilitating assembly with a complete machine. Specifically, the display panel 10 is connected to a first surface of the supporting member 20 (i.e., a bottom surface of the supporting member 20 in fig. 1), and the supporting member 20 is usually made of metal, so that the supporting member has a good heat conduction effect on the basis of having a strong supporting performance, and is convenient for dissipating heat generated by the display panel 10.
For the large-sized display panel 10, which generates more heat during operation and requires the display device to have better heat dissipation performance, the second surface (i.e. the surface opposite to the first surface, the top surface of the support 20 in fig. 1) of the support 20 in this embodiment is provided with at least one heat dissipation hole 21 (not shown in fig. 1), which is mainly disposed in the central area of the second surface of the support 20, so that the specific surface S of the support 20 is increased without affecting the supporting performance of the support 20, and the support 20 dissipates more heat at the same time, thereby achieving better heat dissipation effect. During actual manufacturing, the heat dissipation holes 21 may be specifically set as blind holes, so as to improve the supporting strength of the supporting member 20 while ensuring the heat dissipation effect, and the heat dissipation blind holes are used for further explanation hereinafter.
The middle frame 30 is disposed on a side of the supporting member 20 away from the display panel 10, and the middle frame 30 and the supporting member 20 are fixedly connected by a connecting member 40 (as shown by a dashed line in fig. 1), and the middle frame 30 and the supporting member 20 are not in direct contact, and a certain gap is provided therebetween, so that heat insulation between the supporting member 20 and the middle frame 30 is achieved by air or other gas filled in the gap, thereby preventing heat emitted by the display panel 10 from being transferred to the middle frame 30 via the supporting member, affecting the heat dissipation effect of the back bending region 50 disposed on the middle frame 30, and simultaneously ensuring that the heat of the back bending region 50 is not transferred to the display panel 10. In addition, the connecting piece 40 is different from the colloid used in the prior art, and the connecting piece cannot lose the connecting function due to the influence of temperature, and although there may be a certain influence on the occupied space of the display device, the risk of bad connection between the supporting piece 20 and the middle frame 30 caused by the failure of the colloid material can be avoided, and meanwhile, the heat dissipation area of the display device is increased, and the heat dissipation effect is improved.
The second surface of the supporting member 21 is usually provided with a plurality of blind heat dissipating holes 21, so as to realize the purpose of raising the specific surface S of the supporting member 20 by the opening of the blind heat dissipating holes, and it can be known from the equation Q/t ═ S that the larger the specific surface S of the material is, the more the heat Q is dissipated by the material at the same time t, and thus the heat dissipating performance of the supporting member 20 is raised. In some embodiments, any two of the blind heat dissipation holes 21 are not overlapped, and the number of the blind heat dissipation holes 21 can be determined according to the size of the blind heat dissipation holes 21, the surface area of the second surface of the support member 20, and the heat dissipation requirement; the sum of the orthographic projection areas of all the heat dissipation blind holes 21 perpendicular to the second surface of the support member 20 is usually set to account for 60% to 80% of the surface area of the second surface of the support member 20, if the area is less than 60%, the required heat dissipation effect may not be achieved, and if the area exceeds 80%, the number of the heat dissipation blind holes 21 is too large, which may affect the support performance of the support member 20, and after the display panel 10 is attached, the stamping risk of the display panel 10 is easily generated.
Furthermore, the depth of the blind heat dissipation hole 21 is determined according to the thickness of the support 20, and generally does not exceed 1/2 of the thickness of the support 20, and if the depth of the blind heat dissipation hole 21 is too deep, the thickness of the support 20 at the corresponding position is reduced, which affects the supporting performance of the support 20.
When actually manufacturing the heat dissipation blind hole 21, the shape of the heat dissipation blind hole 21 may be set to be circular, rectangular, triangular or any other shape as long as the design requirement is met, and the shape is not limited in this embodiment. However, in general, the sizes of the plurality of blind heat dissipation holes 21 disposed on the same supporting member 20 are the same, and the situations that the sizes of some blind heat dissipation holes 21 are larger and the sizes of some blind heat dissipation holes 21 are smaller do not occur, so that the stress distribution of the supporting member 20 is more uniform, and the supporting performance of the supporting member 20 is not affected. When arranging of blind hole 21 dispels the heat, as long as let a plurality of blind hole 21 of dispelling the heat relatively even set up on support piece 20 second face can, and the distance between arbitrary two adjacent blind hole 21 of dispelling the heat should not be too near, lead to support piece 20's support intensity to descend easily, therefore, under the condition of not restricting the blind hole 21 shape of dispelling the heat, this embodiment restricts the distance L between arbitrary two adjacent blind hole 21 of dispelling the heat all be greater than blind hole 21's circumscribed circle radius R can, if blind hole 21 dispels the heat is the circular port, then it can to prescribe a limit to the distance between arbitrary two adjacent blind hole 21 of dispelling the heat to be greater than blind hole 21 radius of dispelling the heat. In some embodiments, the radius of the circumscribed circle of the blind heat dissipation hole 21 is set to be between 1 cm and 5 cm, if the radius is too small, the blind heat dissipation hole 21 cannot achieve a good heat dissipation effect, and if the radius exceeds 5 cm, the strength of the remaining support member 20 at the position of the blind heat dissipation hole 21 is reduced, which easily affects the display effect of the display device.
Fig. 2 and 3 respectively show two arrangements of the blind heat dissipation holes 21 on the premise that the blind heat dissipation holes 21 are circular holes. The blind heat dissipation holes 21 shown in fig. 2 are randomly arranged on the second surface of the support member 20, and no special position limitation exists between adjacent blind heat dissipation holes 21 as long as L is greater than R; the blind heat dissipating holes 21 shown in fig. 3 are arranged in an array on the second surface of the support member 20. In actual installation, the number, size and position of the blind heat dissipation holes 21 may be designed according to the size of the supporting member 20 and the heat dissipation requirement of the display device, and the embodiment is not particularly limited.
Further, the connecting member 40 at least includes a plurality of first connecting structures 41 respectively disposed at four corners of the second surface of the supporting member 20 and a plurality of second connecting structures 42 disposed at four corners of the first surface of the middle frame 30, wherein the first surface of the middle frame 30 is a surface close to the second surface of the supporting member 20, and the first connecting structures 41 and the second connecting structures 42 are matched with each other in shape and function to realize connection and fixation of the supporting member 20 and the middle frame 30, so the number of the first connecting structures 41 and the second connecting structures 42 should be the same, and the positions of the first connecting structures 41 and the positions of the second connecting structures 42 on the supporting member 20 and the middle frame 30 are corresponding to each other, thereby ensuring that the first connecting structures 41 and the second connecting structures 42 can be smoothly connected.
As shown in fig. 2 and 3, a first connecting structure 41 is disposed at each of four corners of the second surface of the supporting member 20, and fig. 4 is a schematic view illustrating a second connecting structure 42 disposed at each of four corners of the first surface of the middle frame 30, wherein when the connection is actually performed, the second surface of the supporting member 20 is disposed opposite to the first surface of the middle frame 30, and the first connecting structure 41 and the second connecting structure 42 are aligned and matched with each other to achieve the fixation. In some embodiments, the first connecting structure 41 may be configured as a screw hole, the second connecting structure 42 is configured as a nut, the first connecting structure 41 may also be configured as a concave structure having a slot, the second connecting structure may also be configured as a convex structure matching with the slot, or other connecting structures that can be fixed may also be used, which is not limited in this embodiment.
Taking the first connecting structure 41 as a screw hole and the second connecting structure 42 as a nut as an example, the depth of the screw hole formed on one side of the supporting member 20 is 1/2 of the thickness of the supporting member, that is, the connecting effect between the supporting member and the nut is ensured as much as possible without affecting the strength of the supporting member 20; the nut disposed on one side of the middle frame 30 needs to ensure that the height of the protrusion is greater than 1/2 of the thickness of the supporting member 20, compared with the first surface of the middle frame 30, so that after the nut is fixed with the screw hole, a gap is formed between the supporting member 20 and the middle frame 30, and the purpose of utilizing air in the gap to insulate heat is achieved.
When the middle frame 30 is actually arranged, the middle frame 30 can be made of metal materials, so that the middle frame has good supporting strength and good heat dissipation performance. In the actual use process of the display device, the second surface of the middle frame 30 (i.e. the surface opposite to the first surface of the middle frame, the top surface of the middle frame 30 in fig. 4) is further provided with a groove 31 for accommodating the back bending region 50 connected to the display panel 10, as shown in fig. 5, the size (e.g. the groove width a) of the groove 31 may be the same as the size of the current back bending region 50. The back bending area 50 is generally used for arranging a driver IC of the display panel 10, and is connected with the display panel 10 through a Flexible Printed Circuit (FPC), and the FPC is placed at the bottom of the second surface of the middle frame 30 after being bent to reduce the width of a frame of the display device arranged around the display device, and the driver IC also needs to dissipate heat to ensure the working performance of the driver IC during working, so that after the back bending area 50 is connected with the middle frame 30 made of metal, the heat generated by the driver IC can be dissipated through the metal middle frame 30 with a larger area, and the heat dissipation effect of the display device is further improved. In addition, the display panel 10 can be connected to the middle frame 30 through a circuit board, which includes a back bending region 50 and is fixed on the second surface of the middle frame 30 through the back bending region 50, wherein the circuit board can be a Flexible Printed Circuit (FPC), a Chip On Film (COF), or other flexible circuit boards.
In some embodiments, the connection between the back bending region 50 and the bottom of the groove 31 may also be made through a heat conductive silicone grease 51, as shown in fig. 6, the heat conductive silicone grease 51 is coated on the surface of the back bending region 50 contacting the middle frame 30, embedded in the groove 31 after being bent, and adhered to the bottom of the groove 31. By the arrangement of the heat conductive silicone grease 51, good heat transfer between the back bending region 50 and the middle frame 30 can be realized, so that high heat generated by the operation of the driver IC is transferred to the middle frame 30 through the heat conductive silicone grease 51, and efficient heat dissipation is performed by utilizing the excellent heat dissipation performance of the middle frame 30 and the gap between the middle frame 30 and the support member 20.
It should be noted that, when the groove 31 is actually opened, the depth d of the groove 31 may be set according to the thickness of the heat-conducting silicone grease 51 and the thickness of the back bending area 50, and the depth d of the groove 31 is usually set to the sum of the thickness of the heat-conducting silicone grease 51 and the thickness of the back bending area 50, so that the back bending area 50 is completely accommodated in the groove 31 after being bent, thereby ensuring that the second surface of the middle frame 30 is flat, and facilitating the later assembly with the whole machine.
According to the display panel heat dissipation device, the heat dissipation blind hole is formed in the surface, far away from the display panel, of the support piece, the specific surface of the support piece is increased, the heat dissipation performance of the support piece is improved in the same time, and the heat dissipation of the display panel is facilitated; meanwhile, the gap between the support piece and the middle frame is arranged through the connecting piece, the influence of the heat of the display panel on a back bending area is isolated, the phenomenon that the colloid drops is avoided, the integral efficient heat dissipation of the display device is realized, and the condition that the connection is poor or the service life of the display device is reduced is avoided.
The second embodiment of the present disclosure provides a display device, which may be a large-sized device with a display function, such as a notebook computer, a tablet computer, and a vehicle-mounted computer, and the device at least includes the display device provided in the first embodiment, and through the arrangement of the heat dissipation blind holes and the gaps of the support members in the display device, the heat dissipation performance of the display device is improved, the phenomenon that the colloid drops is avoided, the overall efficient heat dissipation of the display device is realized, the occurrence of the poor connection or the reduced service life of the display device is avoided, and the good service environment of the display device is ensured.
While the present disclosure has been described in detail with reference to the embodiments, the present disclosure is not limited to the specific embodiments, and those skilled in the art can make various modifications and alterations based on the concept of the present disclosure, and the modifications and alterations should fall within the scope of the present disclosure as claimed.

Claims (16)

1.一种显示装置,其特征在于,包括:1. A display device, characterized in that, comprising: 显示面板、支撑件以及中框;其中,Display panel, support and middle frame; wherein, 所述显示面板与所述支撑件的第一面连接,在所述支撑件与第一面相对的第二面上设置有至少一个散热孔;The display panel is connected to the first surface of the support member, and at least one heat dissipation hole is provided on the second surface of the support member opposite to the first surface; 所述中框设置在所述支撑件远离所述显示面板的一侧,所述中框通过连接件与所述支撑件连接,以使所述中框与所述支撑件之间具有间隙。The middle frame is arranged on a side of the support member away from the display panel, and the middle frame is connected with the support member through a connecting member, so that there is a gap between the middle frame and the support member. 2.根据权利要求1所述的显示装置,其特征在于,所述散热孔的深度不超过所述支撑件厚度的1/2。2 . The display device according to claim 1 , wherein the depth of the heat dissipation hole does not exceed 1/2 of the thickness of the support member. 3 . 3.根据权利要求1所述的显示装置,其特征在于,任意两个相邻的所述散热孔之间的距离大于所述散热孔的外接圆的半径。3 . The display device according to claim 1 , wherein a distance between any two adjacent heat dissipation holes is greater than a radius of a circumscribed circle of the heat dissipation holes. 4 . 4.根据权利要求3所述的显示装置,其特征在于,所述散热孔的外接圆的半径在1至5厘米之间。4 . The display device according to claim 3 , wherein the radius of the circumscribed circle of the heat dissipation hole is between 1 cm and 5 cm. 5 . 5.根据权利要求1所述的显示装置,其特征在于,所有所述散热孔垂直于所述支撑件的第二面的正投影的面积之和为所述支撑件第二面的表面积的60%至80%。5 . The display device according to claim 1 , wherein the sum of the areas of the orthographic projections of all the heat dissipation holes perpendicular to the second surface of the support member is 60% of the surface area of the second surface of the support member. 6 . % to 80%. 6.根据权利要求1所述的显示装置,其特征在于,所述散热孔为盲孔。6 . The display device according to claim 1 , wherein the heat dissipation holes are blind holes. 7 . 7.根据权利要求1所述的显示装置,其特征在于,所述连接件包括分别设置在所述支撑件第二面四角上的多个第一连接结构,以及设置在所述中框第一面四角上的多个第二连接结构,其中,所述中框的第一面为靠近所述支撑件第二面的表面,所述第一连接结构和所述第二连接结构数量相同,并且所述第一连接结构和所述第二连接结构互相匹配以实现所述支撑件和所述中框之间的固定连接。7 . The display device according to claim 1 , wherein the connecting member comprises a plurality of first connecting structures respectively disposed on the four corners of the second surface of the supporting member, and a first connecting structure disposed on the middle frame. 8 . A plurality of second connection structures on the four corners of the surface, wherein the first surface of the middle frame is a surface close to the second surface of the support member, the number of the first connection structures and the second connection structures are the same, and The first connection structure and the second connection structure are matched with each other to realize the fixed connection between the support member and the middle frame. 8.根据权利要求7所述的显示装置,其特征在于,所述第一连接结构为设置在所述支撑件第二面上的螺孔,所述第二连接结构为设置在所述中框第一面上的螺母。8 . The display device according to claim 7 , wherein the first connection structure is a screw hole provided on the second surface of the support member, and the second connection structure is provided on the middle frame. 9 . Nuts on the first side. 9.根据权利要求8所述的显示装置,其特征在于,所述螺孔的深度为所述支撑件厚度的1/2,所述螺母延所述中框第一面的垂直方向凸起的高度大于所述支撑件厚度的1/2。9 . The display device according to claim 8 , wherein the depth of the screw hole is 1/2 of the thickness of the support member, and the nut protrudes along the vertical direction of the first surface of the middle frame. 10 . The height is greater than 1/2 of the thickness of the support. 10.根据权利要求1至9中任一项所述的显示装置,其特征在于,所述中框由金属材质制成。10 . The display device according to claim 1 , wherein the middle frame is made of metal material. 11 . 11.根据权利要求10所述的显示装置,其特征在于,所述中框的第二面开设有凹槽,用以容置所述显示装置的背弯区,所述中框的第二面为所述中框第一面相对的表面。11 . The display device according to claim 10 , wherein a groove is formed on the second surface of the middle frame for accommodating the back bending area of the display device, and the second surface of the middle frame is provided with a groove. 12 . is the surface opposite to the first surface of the middle frame. 12.根据权利要求11所述的显示装置,其特征在于,所述显示面板包括背弯区,所述背弯区与柔性电路板连接,所述背弯区至少设置有驱动IC,以通过所述驱动IC对所述显示面板进行驱动。12 . The display device according to claim 11 , wherein the display panel comprises a back-bending area, the back-bending area is connected to the flexible circuit board, and the back-bending area is at least provided with a driving IC to pass through the The drive IC drives the display panel. 13.根据权利要求11所述的显示装置,其特征在于,所述显示面板与电路板连接,所述电路板包括所述背弯区,所述电路板通过所述背弯区固定至所述中框的第二面,其中,所述电路板包括覆晶薄膜和/或柔性电路板。13 . The display device according to claim 11 , wherein the display panel is connected to a circuit board, the circuit board includes the back-bending area, and the circuit board is fixed to the back-bending area through the back-bending area. 14 . The second side of the middle frame, wherein the circuit board includes a chip on film and/or a flexible circuit board. 14.根据权利要求11所述的显示装置,其特征在于,所述凹槽的底面通过导热硅胶与所述背弯区固定连接。14 . The display device according to claim 11 , wherein the bottom surface of the groove is fixedly connected to the back-bending region through thermally conductive silica gel. 15 . 15.根据权利要求14所述的显示装置,其特征在于,所述凹槽的深度与所述导热硅胶和所述背弯区的厚度之和相同。15 . The display device according to claim 14 , wherein the depth of the groove is the same as the sum of the thicknesses of the thermally conductive silica gel and the back-bending region. 16 . 16.一种显示设备,其特征在于,所述显示设备至少包括如权利要求1至15中任一项所述的显示装置。16. A display device, characterized in that, the display device comprises at least the display device according to any one of claims 1 to 15.
CN202210094456.3A 2022-01-26 2022-01-26 Display device and display equipment Pending CN114203056A (en)

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