CN105592666A - Display module and handheld device with heat dissipation structure - Google Patents

Abstract

The present invention provides a display module and a handheld device with a heat dissipation structure. The display module includes a touch panel, a display panel and a temperature averaging plate. One side and the other side of the display panel are respectively attached to the corresponding touch panel and the temperature averaging plate. In addition to using the temperature averaging plate as a support for the touch panel and the display panel, the present invention further uses the temperature averaging plate to quickly and evenly diffuse the received heat source to dissipate the heat, so as to effectively achieve a heat equalization effect.

Description

Display module and handheld device with heat dissipation structure

【Technical field】

The present invention relates to a display module and a handheld device, especially a display module with a heat dissipation structure that can replace the backplane of a conventional display module and has the effect of quickly and evenly diffusing heat from a received heat source. groups and handheld devices.

【Background technique】

As the calculation speed of current handheld devices (such as tablet computers, smart phones, etc.) gets faster, the heat generated by the internal computing execution unit also increases relatively, and in order to be portable, these devices are It becomes thinner and thinner. The handheld device is illustrated with a smart phone. A conventional smart phone includes a display module, a circuit board, a battery and a frame. The display module, the circuit board and the battery are sequentially installed in the frame. And the circuit board is provided with a plurality of electronic components (such as central processing unit (CPU), graphics processing unit (GPU), memory and other IC chips), and the display module consists of a touch display module and a backplane constituted, and the backplane is simply used to accommodate the functions of the touch display module.

Therefore, when the aforementioned electronic components (such as CPU, GPU; or display module) generate a heat source, the heat source generated by the electronic component (or display module) cannot be diffused evenly in real time, and the heat source generated by the electronic component will continue to accumulate ( or hoarding) on the electronic components themselves and their surroundings, it is easy to cause the electronic components inside the handheld device to perform inefficiently or even fail to operate normally, and another problem is extended, that is, when the user holds the handheld device for use, use The skin of the hands of the user will stick to the outside of the frame. At this time, because the heat source will continue to accumulate (or hoard) in the local position (that is, the electronic component itself and its surroundings), it will not be able to spread quickly and evenly, which is often easy to cause the user to use There is a problem of discomfort.

Therefore, how to solve the above-mentioned conventional problems and deficiencies is the direction that the inventor of this case and the relevant manufacturers engaged in this industry want to study and improve urgently.

【Content of invention】

In order to effectively solve the above problems, the main purpose of the present invention is to provide a display module with a heat dissipation structure that replaces the back frame of the conventional display module and has the effect of quickly and evenly dissipating the received heat source.

Another object of the present invention is to provide a handheld device that replaces the back frame of the conventional display module and has the effect of quickly and evenly dissipating heat from the received heat source.

In order to achieve the above purpose, the present invention provides a display module with a heat dissipation structure, including: a touch display panel, including a touch panel and a display panel, the touch panel has a touch surface and an opposite touch panel. The bottom surface of the control surface, the bottom surface of the touch panel is connected to the side opposite to the display panel, and it is located above the display panel; and a temperature chamber, which is provided with a first side and an opposite first side The second side of the side, the first side is attached to the other side opposite to the display panel.

The uniform temperature plate has a vacuum chamber and at least one capillary structure, the chamber is filled with a working fluid, and the capillary structure is formed on the inner wall of the chamber.

The vapor chamber further has a plurality of support columns, and the support columns are arranged in the chamber, the upper ends of which are set against the upper inner wall of the chamber, and the lower ends thereof are set against the lower inner wall of the chamber.

The area of the temperature chamber is greater than or equal to the area of the touch display panel.

Through the design of the display module of the present invention, the vapor chamber is used as the support of the touch panel and the display panel, and the received heat source is quickly and evenly diffused and dissipated by the vapor chamber to effectively achieve the effect of heat uniformity .

The present invention also provides a hand-held device, including: a display module, including a touch display panel and a temperature uniform plate, the touch display panel includes a touch panel and a display panel, and the display panel is arranged on the touch panel. Between the control panel and the temperature chamber, it has a touch surface and a bottom surface opposite to the touch surface, the bottom surface of the touch panel is attached to the side opposite to the display panel, and it is located on the side of the display panel Above, the temperature chamber is provided with a first side and a second side opposite to the first side, the first side is attached to the other side opposite to the display panel; an electronic component group, one side of which is opposite to the display panel The second side of the temperature equalization plate is attached to each other; and a frame body has an accommodating space, and the accommodating space is recessed and formed on one side of the frame body for accommodating the electronic component group and the display module group, and the other side of the electronic component group is attached to the bottom side of the accommodating space.

The electronic component set is provided with a circuit board and a battery. The circuit board is provided with a plurality of electronic components. A component is attached to the second side of the temperature chamber and adjacent to the circuit board.

The uniform temperature plate has a vacuum chamber and at least one capillary structure, the chamber is filled with a working fluid, and the capillary structure is formed on the inner wall of the chamber.

The vapor chamber further has a plurality of support columns, and the support columns are arranged in the chamber, the upper ends of which are set against the upper inner wall of the chamber, and the lower ends thereof are set against the lower inner wall of the chamber.

The frame is provided with a top and a bottom, and the touch surface of the touch panel is flush with the top of the frame.

The area of the temperature chamber is greater than or equal to the area of the touch display panel.

Through the design of the handheld device of the present invention, the vapor chamber is used as the support for the touch panel and the display panel, and the heat source generated by the electronic component group can be quickly and evenly diffused by the vapor chamber to effectively achieve The effect of uniform heat and the comfort effect can be achieved by allowing the user to use the handheld device.

【Description of drawings】

Fig. 1 is an exploded schematic view of the first preferred embodiment of the present invention.

Fig. 2 is a combined schematic view of the first preferred embodiment of the present invention.

Fig. 3A is a combined cross-sectional schematic view of the first preferred embodiment of the present invention.

Fig. 3B is an exploded cross-sectional schematic view of the first preferred embodiment of the present invention.

Fig. 4 is an exploded schematic view of the second preferred embodiment of the present invention.

Fig. 5 is a combined schematic view of the second preferred embodiment of the present invention.

FIG. 6A is a combined cross-sectional schematic view of the second preferred embodiment of the present invention.

Fig. 6B is an exploded cross-sectional schematic view of the second preferred embodiment of the present invention.

The component names corresponding to the reference signs in the figure are:

Display module...1

Touch Display Panel…12

Touch panel...121

Touch surface...1211

Bottom surface...1212

Display panel...123

Vapor chamber…14

chamber...141

Capillary structure...142

Support column…143

Working fluid...144

First side…145

Second side...146

Handheld…2

Electronic components group...21

Circuit board...211

Electronic components...2111

Batteries...213

Frame…22

top...221

Bottom...222

Platform Department...223

Accommodating space...224

Bottom side...2241

【detailed description】

The above-mentioned purpose of the present invention and its structural and functional characteristics will be described based on the preferred embodiments of the accompanying drawings.

The invention provides a display module and a handheld device with a heat dissipation structure. As shown in Figure 1 and Figure 2, it shows the disassembly and assembly diagram of the first preferred embodiment of the present invention, and supplemented by referring to the diagrams 3A and 3B; the display module 1 with a heat dissipation structure may include a touch Control display panel 12 and a uniform temperature plate 14, the aforementioned touch display panel 12 includes a touch panel 121 and a display panel 123, the touch panel 121 has a touch surface 1211 and a bottom surface opposite to the touch surface 1211 1212, the bottom surface 1212 of the touch panel 121 is combined with the side opposite to the display panel 123 to form the touch display panel 12, and the touch panel 121 is located above the display panel 123, in other words, That is, the display panel 123 is disposed between the touch panel 121 and the temperature chamber 14 . Wherein, during specific implementation, a protective layer (not shown in the figure) can be provided on the touch surface 1211. The protective layer has the functions of protection, scratch resistance and dustproof, and the protective layer can be selected as a transparent glass or film.

And the above-mentioned display panel 123 is illustrated with a liquid crystal display panel (liquid crystal display, LCD) in this preferred implementation, but it is not limited thereto. When the present invention is actually implemented, it can also be selected as a light emitting diode (light emitting diode) , LED) display panel, or other types of display panels. The above-mentioned temperature chamber 14 is provided with a first side 145, a second side 146 opposite to the first side 145, a vacuum chamber 141 formed by the first side 145 and the second side 146, at least one capillary The structure 142 and the plurality of support columns 143 , the first side 145 of the temperature chamber 14 is attached to the other side opposite to the display panel 123 . The chamber 141 is filled with a working fluid 144 (such as pure water, pure water, inorganic compounds, alcohols, ketones, liquid metal, cold coal or organic compounds), and the capillary structure 142 is sintered in this preferred embodiment. The powder body is used for illustration, but it is not limited thereto. In actual implementation, it can also be selected as a groove or a metal mesh (mesh, fiber, braid); the capillary structure 142 is formed on the inner wall of the chamber 141, and the The supporting pillars 143 are disposed in the chamber 141 , and the upper and lower ends thereof abut against the upper and lower inner walls of the chamber 141 respectively, and the supporting pillars 143 are used to support the chamber 14 . In addition, the area of the aforementioned temperature chamber 14 in this preferred embodiment is greater than or equal to the area of the touch display panel 12 .

Therefore, the back frame of the conventional display module is replaced by the temperature chamber 14 of the present invention, and the temperature chamber 14 is used as the support of the touch panel 121 and the display panel 123 in the present invention, and the temperature chamber 14 can also pass through the temperature chamber. 14 has a large heat dissipation area to quickly and evenly diffuse and dissipate the received heat source (such as the heat source generated by the second side 146 of the vapor chamber 14 contacting and absorbing the opposite electronic component) to achieve a uniform heat effect, thereby effectively increasing the touch control The service life of the display panel 12.

Therefore, by combining the design of the display module 1 with the temperature equalizing plate 14 arranged between the touch panel 121 and the display panel 123 of the present invention, it can effectively replace the back frame of the conventional display module and has both functions. The effect of quickly and evenly dissipating heat from the received heat source.

As shown in Figures 4 and 5, the disassembly and assembly diagrams of the second preferred embodiment of the present invention are shown. This preferred embodiment mainly applies the display module 1 of the aforementioned first preferred embodiment to a hand-held On the device 2, the handheld device 2 in this preferred embodiment is illustrated with a smart phone, but it is not limited thereto. In actual implementation, it can also be selected as a tablet computer, IPAD or IPAD2 or other portable touch control electronics.

The above-mentioned handheld device 2 includes a display module 1, an electronic component group 21 and a frame body 22. The structure of the display module 1 of this preferred embodiment, its connections and functions are roughly the same as those of the first preferred embodiment described above. The display module 1 is the same, so it will not be repeated here. And one side of the aforementioned electronic component group 21 is attached to the second side 146 opposite to the temperature chamber 14, and the other side is assembled on the bottom side 2241 of an accommodating space 224 that the frame body 22 has, and the The electronic component group 21 is provided with a circuit board 211 and a battery part 213 (such as a lithium battery), and the battery part 213 is attached on the second side 146 of the temperature equalizing plate 14. The aforementioned circuit board 211 is used in this preferred embodiment A printed circuit board 211 (printed circuit board, PCB) is used for illustration, but not limited thereto; the circuit board 211 is adjacent to the battery element 213 on the second side 146, and it is provided with a plurality of electronic components 2111, the The electronic components 2111 include a central processing unit (Central Processor Unit, CPU), a graphics processing unit (Graphic Processing Unit, GPU), memory (such as flash memory) and other components (such as capacitors, resistors, transistors or IC chips, etc.).

The plurality of electronic components 2111 are arranged on the circuit board 211, and are attached to the second side 146 corresponding to the temperature chamber 14, that is, the electronic components 2111 are soldered on the circuit board 211, and their One end surface is attached to the second side 146 of the relative temperature chamber 14, such as an end surface of the CPU (or GPU, IC chip) is attached to the second side 146, so as to pass through the temperature chamber 1411 to The heat generated by the received CPU (or GPU) is quickly and evenly spread on the entire temperature chamber 14 with a large heat dissipation area, so as to effectively avoid heat accumulation (or accumulation) in the heat source of the smart phone (ie, the handheld device 2) (such as CPU, GPU) at the effect.

As shown in Figure 4, Figure 6A, and Figure 6B, the aforementioned frame body 22 has the aforementioned accommodating space 224, a top 221 and a bottom 222, and the accommodating space 224 is recessed and formed on one side of the frame body 22 for use in To accommodate the electronic component group 21 and the display module 1, that is, the electronic component group 21 is located on the bottom side 2241 (ie, the inner side of the bottom 222) of the accommodating space 224, and the uniform temperature plate 14 of the display module 1 Then, it is located between the electronic component set 21 and the display panel 123 in the accommodating space 224 . And the touch surface of the touch panel is flush with the top 221 of the frame body 22 , which is used for the user to touch and execute.

So when the electronic components 2111 (such as CPU, GPU) and the battery 213 on the circuit board 211 generate heat, the heat received by the second side 146 of the temperature chamber 14 (that is, the heat generated by the CPU and the battery) 213) quickly and uniformly spread on the entire temperature chamber 14 with a large heat dissipation area, and at the same time, a little heat generated by the display panel 123 will also be absorbed by the first side 145 of the temperature chamber 1411 and quickly and uniformly spread on the chamber The heat is dissipated on the entire temperature chamber 1411, so that heat can be effectively prevented from accumulating (or hoarding) at the CPU (or GPU) and the battery 213 in the handheld device 2. In other words, the effect of local heat accumulation on the handheld device 2 can be improved. Moreover, it can effectively increase the service life of the touch display panel 12 and allow the user to obtain better comfort when holding the handheld device 2 for playing.

Therefore, through the design of the display module 1 with heat dissipation structure of the present invention applied to the handheld device 2, the uniform temperature plate 14 of the display module 1 can replace the back frame of the conventional display module, and can also be used The received heat is rapidly and evenly dissipated by the temperature equalization plate 14 to achieve a uniform heat effect, and to achieve the effect of improving the service life of the touch display panel 12 and the comfort in use.

As stated above, the present invention has the following disadvantages compared to the prior art:

1. It has the effect of quickly and evenly dissipating heat generated by the handheld device.

2. The back frame of the conventional display module is replaced by the uniform temperature plate of the display module of the present invention, and the effect of heat uniformity is achieved by the temperature uniform plate.

3. It has the effect of preventing heat from accumulating (or hoarding) at the heat source of the handheld device.

4. It has the effect of allowing the user to obtain a better sense of comfort when holding and playing with the handheld device.

But what is described above is only a preferred embodiment of the present invention, and all changes made by using the above-mentioned method, shape, structure, and device of the present invention should be included in the scope of rights of this case.

Claims (10)

1. a demonstration module with radiator structure, is characterized in that, comprising:

One touch-control display panel, comprises a contact panel and a display floater, and this contact panel has the bottom surface an of touch surface and contrary this touch surface, and the bottom surface of this contact panel connects with a side of relative this display floater, and it is positioned at the top of this display floater; And

One temperature-uniforming plate, it is provided with the second side of one first side and contrary this first side, and this first side is sticked mutually with the opposite side of relative this display floater.

2. the demonstration module according to claim 1 with radiator structure, is characterized in that, described temperature-uniforming plate has chamber and at least one capillary structure of a vacuum, is filled with a working fluid in this chamber, and this capillary structure is formed on this chamber inner wall.

3. there is according to claim 2 the demonstration module of radiator structure, it is characterized in that, described temperature-uniforming plate has more plural support column, and these support columns are located in this chamber, the upper inwall of establishing in should chamber is supported in its upper end, and the below inwall of establishing in should chamber is supported in its lower end.

4. the demonstration module according to claim 2 with radiator structure, is characterized in that, the area of described temperature-uniforming plate is more than or equal to the area of this touch-control display panel.

5. a hand-held device, is characterized in that, comprising:

One shows module, comprise a touch-control display panel and a temperature-uniforming plate, this touch-control display panel comprises a contact panel and a display floater, this display floater is located between this contact panel and temperature-uniforming plate, it has the bottom surface an of touch surface and contrary this touch surface, the bottom surface of this contact panel is sticked mutually with a side of relative this display floater, and it is positioned at the top of this display floater, this temperature-uniforming plate is provided with the second side of one first side and contrary this first side, and this first side is sticked mutually with the opposite side of relative this display floater;

One electronic component group, one side is sticked mutually with the second side of relative this temperature-uniforming plate; And

One framework, has an accommodation space, and this accommodation space is arranged with in a side that is formed on this framework, and in order to be installed with this electronic component group and to show module, and the opposite side of this electronic component group is sticked on the bottom side of this accommodation space.

6. hand-held device according to claim 5, it is characterized in that, described electronic component group is provided with a circuit board and a battery part, this circuit board is provided with plural electronic component, these electronic components are located on this circuit board, and with the second side that should temperature-uniforming plate is sticked mutually, this battery part is attached in the second side of this temperature-uniforming plate, and adjacent this circuit board.

7. hand-held device according to claim 6, is characterized in that, described temperature-uniforming plate has chamber and at least one capillary structure of a vacuum, is filled with a working fluid in this chamber, and this capillary structure is formed on this chamber inner wall.

8. there is according to claim 7 the hand-held device of radiator structure, it is characterized in that, described temperature-uniforming plate has more plural support column, and these support columns are located in this chamber, the upper inwall of establishing in should chamber is supported in its upper end, and the below inwall of establishing in should chamber is supported in its lower end.

9. hand-held device according to claim 8, is characterized in that, described framework is provided with a top and a bottom, the top of concordant this framework of touch surface of this contact panel.

10. hand-held device according to claim 8, is characterized in that, the area of described temperature-uniforming plate is more than or equal to the area of this touch-control display panel.