TWI632841B - Portable electronic device - Google Patents

Abstract

A portable electronic device includes a casing, a cover, a battery module, a heating element and a heat pipe. The housing includes an arcuate surface. The cover plate and the housing together define an accommodation space. The battery module is disposed in the accommodating space, and a gap is formed between the battery module and the curved surface. The heating element is disposed in the accommodating space. The heat pipe is disposed in the gap and thermally coupled to the heat generating component. In addition, the battery module may further include a stepped groove, and the heat pipe is disposed in the stepped groove.

Description

Portable electronic device

The present invention relates to an electronic device, and more particularly to a portable electronic device.

In recent years, with the development of the technology industry, the use of portable electronic devices such as smart phones and tablet computers is becoming more and more popular, and is light, convenient, multifunctional and beautiful. The design direction is developed to provide users with more choices. In general, portable electronic devices are usually equipped with components such as a central processing unit that generate heat, so the temperature of these heating elements must be reduced by the heat dissipating components to ensure that the heating elements can operate normally.

However, in the case where the appearance of the portable electronic device is continuously thinned, the overall thickness thereof is also continuously reduced, so that the installation space of the heat dissipating component is severely restricted, thereby affecting the heat dissipation performance of the portable electronic device.

The invention provides a portable electronic device having a smoother curved casing appearance and a thin overall thickness.

The portable electronic device of the present invention comprises a casing, a cover, a battery module, a heating element, a circuit board and a heat pipe. The housing includes an arcuate surface. The cover plate and the housing together define an accommodation space. The battery module is disposed in the accommodating space, and a gap is formed between the battery module and the curved surface. The heating element is disposed in the accommodating space. The heat pipe is disposed in the gap and thermally coupled to the heat generating component. The circuit board is disposed in the accommodating space, wherein the heat generating component is disposed on the circuit board, and the heat pipe extends between the circuit board and the heat generating component.

The portable electronic device of the present invention comprises a casing, a cover, a battery module, a heating element, a circuit board and a heat pipe. The cover plate and the housing together define an accommodation space. The battery module includes an extension protruding from a surface of the battery module to define a stepped groove with the surface. The heating element is disposed in the accommodating space. The heat pipe is disposed in the stepped groove and thermally coupled to the heat generating component. The circuit board is disposed in the accommodating space, wherein the heat generating component is disposed on the circuit board, and the heat pipe extends between the circuit board and the heat generating component

Based on the above, the housing of the portable electronic device of the present invention has a curved surface. Therefore, a gap is formed between the curved surface of the housing and the upper surface of the battery module, and the heat pipe can be disposed in the gap. . In addition, the battery module of the portable electronic device of the present invention can also adopt a stepped design and the heat pipe is disposed in the stepped groove of the battery module. In this way, the portable electronic device of the present invention can set the heat pipe without increasing the overall thickness thereof, improve the heat dissipation efficiency of the portable electronic device, and improve the space utilization rate in the portable electronic device.

The above described features and advantages of the invention will be apparent from the following description.

100, 100a, 100b, 100c‧‧‧ portable electronic devices

110‧‧‧shell

112‧‧‧ curved surface

120‧‧‧ cover

130‧‧‧Battery module

132‧‧‧Extension

134‧‧‧step groove

136‧‧‧ upper surface

138‧‧‧ top surface

140‧‧‧heating components

150‧‧‧heat pipe

160‧‧‧ boards

170‧‧‧ display module

G1‧‧‧ gap

S1‧‧‧ accommodating space

1 is a partial cross-sectional view of a portable electronic device in accordance with an embodiment of the present invention.

2 is a top plan view of a partial component of the portable electronic device of FIG. 1.

3 is a partial cross-sectional view of a portable electronic device in accordance with an embodiment of the invention.

4 is a top plan view of a partial component of the portable electronic device of FIG. 3.

FIG. 5 is a partial cross-sectional view of a portable electronic device in accordance with an embodiment of the invention.

6 is a partial cross-sectional view of a portable electronic device in accordance with an embodiment of the invention.

Referring to FIG. 1 and FIG. 2, in the embodiment, the portable electronic device 100 is, for example, a thin mobile device such as a smart phone or a tablet computer. The portable electronic device 100 includes a housing 110, a cover 120, a battery module 130, a heating element 140, and a heat pipe 150. The housing 110 includes an arcuate surface 112. Specifically, the housing 110 can be an arc-shaped housing as shown in FIG. 1 to ergonomically enhance the grip of the portable electronic device, and the curved surface 112 can be curved. An inner surface of the housing. The cover 120 and the housing 110 define an accommodation space S1. The battery module 130 is disposed in the accommodating space S1, and has a gap G1 between the battery module 130 and the curved surface 112. The heat generating component 140 is also disposed in the accommodating space S1, and the heat pipe 150 is disposed in the gap G1 between the battery module 130 and the curved surface 112, and is thermally coupled to the heat generating component 140.

In this way, since the housing 110 of the embodiment is a curved housing, the inner surface thereof is a curved surface 112, and the upper surface of the battery module 130 is a flat surface. Therefore, the curved surface 112 and the battery module 130 are A gap G1 is formed between the upper surfaces as shown in FIG. 1 , and the heat pipe 150 can be disposed in the gap G1. Therefore, the portable electronic device 100 of the embodiment can set the heat pipe without additionally increasing the overall thickness. The heat dissipation efficiency of the portable electronic device 100 is improved, and the space utilization rate in the portable electronic device 100 is further improved.

Further, the portable electronic device 100 can further include a circuit board 160 and a display module 170. The circuit board 160 is disposed in the accommodating space S1, and the heat generating component 140 can be, for example, the portable electronic device 100. The central processing unit is disposed on the circuit board 160, and the heat pipe 150 extends between the circuit board 160 and the heat generating component 140. The number of the heat generating elements 140 of the present embodiment may be plural, which are all disposed on the circuit board 160 and thermally coupled to the heat pipe 150. The display module 170 is disposed in the accommodating space S1 and located between the cover 120 and the battery module 130. In this embodiment, the cover 120 can be, for example, a transparent glass cover, and can also have a touch function, which covers the display module 170 to provide protection and allows the user to pass through the transparent cover 120. The screen displayed by the display module 170 is seen.

In this embodiment, the circuit board 160 and the heat generating component 140 thereon may also It is disposed in the gap G1 between the housing 110 and the battery module 130. Specifically, the circuit board 160 can be disposed between the battery module 130 and the heat pipe 150 as shown in FIG. 1 to enable the heat pipe 150 to be thermally coupled to the heat generating component 140 on the circuit board 160. In this embodiment, the battery module 130 can abut against the curved surface 112 of the housing 110, and the upper surface of the battery module 130 can define the gap G1 and the heat pipe 150 with the curved surface 112 of the housing 110. The circuit board 160 and the heat generating component 140 thereon are disposed in the gap G1.

Referring to FIG. 3 and FIG. 4 , different from the embodiment of FIG. 1 and FIG. 2 , in the embodiment, the circuit board 160 is adjacent to one side of the battery module 130 as shown in FIG. 4 , and further, the circuit board 160 can be The battery module 130 is substantially coplanar in the accommodating space S1. In this configuration, the battery module 130 further includes an extending portion 132 protruding from an upper surface 136 of the battery module 130, and the extending portion 132 and the upper surface 136 of the battery module 130 are defined as shown in FIG. a stepped recess 134, and a top surface 138 of the extending portion 132 of the battery module 130 and the curved surface 112 of the housing 110 define a gap G1. The heat pipe 150 of the embodiment is disposed in the gap G1. And extending laterally to the circuit board 160 to form a thermal coupling with the heat generating component 140 disposed on the circuit board 160.

In this configuration, since the circuit board 160 is adjacent to the side of the battery module 130 rather than being stacked above the battery module 130, the battery module 130 may be provided with an extension 132 extending in the direction of the curved surface 112 to The battery module 130 is increased in volume without affecting the overall thickness of the portable electronic device 100a to increase its battery capacity, thereby improving the endurance of the portable electronic device 100a during use. and, In this embodiment, the heat pipe 150 can be disposed by using the gap G1 between the curved surface 112 of the housing 110 and the top surface 138 of the extending portion 132. Therefore, the portable electronic device 100a of the embodiment can be added without additional The heat pipe 150 is disposed in the overall thickness to improve the heat dissipation efficiency of the portable electronic device 100a and improve the space utilization rate in the portable electronic device 100a.

In addition, in this embodiment, the stepped recess 134 of the battery module 130 can be symmetrically disposed as shown in FIG. 4, so that the top shape of the battery module 130 approaches a symmetrical curved surface, thus covering the battery. The appearance of the housing 110 of the module 130 can be smooth and curved to meet the ergonomic design and enhance the grip of the portable electronic device 100a.

Referring to FIG. 5 , different from the embodiment of FIG. 3 and FIG. 4 , in the embodiment, the battery module 130 further includes an extending portion 132 protruding from a surface of the battery module 130 to define the surface together with the surface. A stepped groove 134. However, in the embodiment, the surface and the stepped grooves 134 are both facing the cover 120. That is, the extension portion 132 of the present embodiment protrudes from the surface of the battery module 130 facing the cover 120 to define a stepped groove 134 facing the cover 120. The heat pipe 150 is disposed in the stepped groove 134 and is thermally coupled to the heat generating component. In this embodiment, the housing 110 need not be an arcuate housing.

In this embodiment, the circuit board can be similar to the configuration of FIG. 4, adjacent to one side of the battery module 130, and the heat generating component is disposed on the circuit board, and the heat pipe 150 extends to the circuit board 160 and the heat generating component 140. between. In other words, the circuit board of this embodiment can be substantially coplanar with the battery module 130 in the accommodating space. In S1, the heat pipe 150 disposed in the stepped groove 134 of the battery module 130 may extend laterally to the circuit board to form a thermal coupling with the heat generating component. Of course, the present embodiment is only for exemplification. In other embodiments, the circuit board can be stacked on the battery module 130 similarly to the configuration of FIG. 2, and the present invention does not limit the configuration of the circuit board and the heat pipe 150. A method of thermally coupling with a heating element.

With this configuration, the heat pipe 150 is disposed in the stepped groove 134 of the battery module 130 by using the stepped design of the battery module 130. Therefore, the portable electronic device 100b of the present embodiment can provide the heat pipe 150 without increasing the overall thickness thereof, thereby improving the heat dissipation efficiency of the portable electronic device 100b, and improving the internal capacity of the portable electronic device 100b. Space usage.

Referring to FIG. 6 , different from the embodiment of FIG. 3 and FIG. 4 , in the embodiment, the battery module 130 further includes an extending portion 132 protruding from a surface of the battery module 130 to define a step together with the surface. Groove 134. Moreover, in the present embodiment, the surface and the stepped groove 134 are both facing the housing 110, and a top surface of the extending portion 132 can abut against the curved surface 112 of the housing 110. That is, the extension portion 132 of the present embodiment protrudes from the surface of the battery module 130 facing the housing 110 to define a stepped groove 134 facing the housing 110. The heat pipe 150 is disposed in the stepped groove 134 facing the housing 110 and is thermally coupled to the heat generating component.

In this embodiment, the circuit board can be similar to the configuration of FIG. 4, adjacent to one side of the battery module 130, and the heat generating component is disposed on the circuit board. In other words, the circuit board of the present embodiment can be disposed substantially in the accommodating space S1 with the battery module 130, and the heat disposed in the stepped recess 134 of the battery module 130. Tube 150 can extend to the circuit board to form a thermal coupling with the heat generating component.

With such a configuration, the battery module 130 of the present embodiment is provided with an extending portion 132 extending in the direction of the curved surface 112 of the housing 110 so as not to affect the overall thickness of the portable electronic device 100c. The volume of the battery module 130 is increased to increase the battery capacity, thereby improving the endurance of the portable electronic device 100a. Moreover, the stepped recess 134 defined by the extending portion 132 of the battery module 130 is used to accommodate the heat pipe 150. Therefore, the portable electronic device 100c of the embodiment can be added without increasing the overall thickness. The heat pipe 150 is disposed to improve the heat dissipation efficiency of the portable electronic device 100c and improve the space utilization rate in the portable electronic device 100c.

In addition, in the embodiment, the stepped grooves 134 of the battery module 130 can be symmetrically arranged as shown in FIG. 4, so that the top shape of the battery module 130 approaches a symmetrical curved surface. As such, the appearance of the housing 110 covering the battery module 130 can be smoothed to conform to the ergonomic design, thereby improving the grip of the portable electronic device 100c.

In summary, the housing of the portable electronic device of the present invention has a curved surface, so that a gap is formed between the curved surface of the housing and the upper surface of the battery module, and the heat pipe can be disposed in the gap. in. In addition, the battery module of the portable electronic device of the present invention can also adopt a stepped design and the heat pipe is disposed in the stepped groove of the battery module. In this way, the portable electronic device of the present invention can set the heat pipe without additionally increasing the overall thickness thereof, thereby improving the heat dissipation efficiency of the portable electronic device and improving the space utilization rate in the portable electronic device.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any one of ordinary skill in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of the invention is defined by the scope of the appended claims.

Claims (12)

A portable electronic device includes: a casing, the casing includes an arc-shaped surface; a cover plate defines a receiving space together with the casing; and a battery module disposed in the receiving space a gap between the battery module and the curved surface; a heat generating component disposed in the receiving space; a heat pipe disposed in the gap and thermally coupled to the heat generating component; and a circuit board The heat generating component is disposed on the circuit board, and the heat pipe extends between the circuit board and the heat generating component. The portable electronic device of claim 1, wherein the circuit board is disposed between the battery module and the heat pipe. The portable electronic device of claim 1, wherein the circuit board is adjacent to a side of the battery module. The portable electronic device of claim 1, wherein the battery module abuts the housing, wherein an upper surface of the battery module defines the gap with the curved surface. The portable electronic device of claim 1, further comprising: a display module disposed in the accommodating space and located between the cover and the battery module. The portable electronic device of claim 1, wherein the battery module includes an extension protruding from an upper surface of the battery module, a top surface of the extension and the curved surface defining Out of the gap. A portable electronic device includes: a casing; a cover plate defining a receiving space together with the casing; a battery module including an extending portion protruding from a surface of the battery module to Forming a stepped groove with the surface; a heating element disposed in the accommodating space; a heat pipe disposed in the stepped groove and thermally coupled to the heat generating component; and a circuit board disposed on the surface The heat generating component is disposed on the circuit board, and the heat pipe extends between the circuit board and the heat generating component. The portable electronic device of claim 7, wherein the surface and the stepped groove face the cover. The portable electronic device of claim 7, wherein the housing comprises an arcuate surface. The portable electronic device of claim 9, wherein the surface and the stepped groove face the curved surface, and a top surface of the extending portion abuts the curved surface. The portable electronic device of claim 7, wherein the circuit board is adjacent to a side of the battery module. The portable electronic device of claim 7, further comprising: a display module disposed in the accommodating space and located between the cover and the battery module.