CN1328643C - Heat dissipation module and electronic device with rotating heat dissipation fins - Google Patents

Abstract

The invention relates to a heat radiation module with a rotary heat radiation fin, which comprises a fixed frame, a first heat radiation element, a shaft piece, an elastic element and a linkage element. The fixed frame is provided with a first side wall and a second side wall, the first side wall is provided with a first opening, a first sliding chute and a blocking part, and the second side wall is provided with a second opening and a second sliding chute; the first heat dissipation element is positioned on the fixed frame and provided with at least one third opening, a first convex part and a second convex part, the first convex part slides in the first sliding groove, and the second convex part slides in the second sliding groove; the shaft element penetrates through the first opening, the second opening and the third opening, and the first heat dissipation element rotates between a first position and a second position by taking the shaft element as a rotation center; a first end of the elastic element is connected with the blocking part, and a second end of the elastic element is linked with the first convex part; the linkage element is pivoted on the outer side of the second side wall and is linked with the second convex part.

Description

Heat dissipation module and electronic device with rotating heat dissipation fins

technical field

The invention relates to a heat dissipation module, in particular to a heat dissipation module and an electronic device with rotating heat dissipation fins to increase the space for heat dissipation.

Background technique

Among today's information products, notebook computers have gradually been widely used by people. Its main advantage is that it has good mobility and can be carried everywhere with the mobile needs of users. With the development and progress of today's information technology, a notebook computer is like a mobile workstation, allowing users to use network information retrieval and transmission, as well as database management, etc., it can be said to be the best way to implement a mobile office weapon. In addition to software configuration, the design of notebook computers also needs to consider humanized operation as one of the important design considerations, such as the convenience of interface connection, weight, and operability.

Due to the emphasis on thinness and portability of the notebook computer, the size of each component is relatively small. As shown in FIG. 1 , the cooling module 10 used in a notebook computer includes a casing 11 , a plurality of cooling fins 12 , and a fan 13 accommodated in the casing 11 . Wherein, the casing 11 is provided with an air inlet 111 and an air outlet 112 , and the cooling fin 12 is arranged at the air outlet 112 for heat dissipation. The fan 13 inhales cold air from the outside through the air inlet 111, and the hot air generated by the notebook computer is discharged from the air outlet 112, so that the hot and cold air circulates to reduce the temperature in the notebook computer.

However, in the existing heat dissipation module 10 , the heat dissipation fin 12 is disposed at the air outlet 112 and cannot be moved or rotated. Moreover, the space of the air outlet 112 is limited, so that the heat sink 12 cannot obtain a larger heat dissipation space, thereby limiting the heat dissipation performance of the heat sink 12 . As a result, the electronic components in the notebook computer are easily overheated or even damaged due to the high ambient temperature, thereby reducing the quality of the notebook computer.

Contents of the invention

In view of the above-mentioned problems, the object of the present invention is to overcome the deficiencies and defects of the prior art, to solve the shortcomings of the heat dissipation element that cannot be rotated and to increase the heat dissipation performance, and to provide a heat dissipation module with rotating heat dissipation fins that can increase the heat dissipation performance and electronic devices.

To achieve the above purpose, the present invention provides a heat dissipation module with rotating heat dissipation fins, which includes a fixed frame, a first heat dissipation element, a shaft element, an elastic element, and a linkage element. The fixed frame has a first side wall and a second side wall, the second side wall is arranged opposite to the first side wall, and the first side wall has a first opening, a first sliding groove and a blocking portion, The second side wall has a second opening and a second sliding groove; the first heat dissipation element is located on the fixed frame, and the first heat dissipation element has at least one third opening, a first protrusion and a second protrusion, The first protrusion slides in the first sliding groove, and the second protrusion slides in the second sliding groove, the first protrusion and the second protrusion drive the first heat dissipation element between a first position and a second position Rotation; the shaft passes through the first hole, the second hole and the third hole, and the first heat dissipation element rotates between the first position and the second position with the shaft as a rotation center; a first The end part is connected with the blocking part, and a second end part of the elastic element is linked with the first convex part, and provides an elastic force for the first convex part to drive the first heat dissipation element back to the first position; the linkage element is pivotally connected to the first convex part. On the outer sides of the two side walls, the interlocking element is interlocked with the second protrusion.

To achieve the above purpose, the present invention also provides an electronic device, which includes a first body, a second body, and a heat dissipation module. Wherein, the second body is pivotally connected with the first body and arranged oppositely, the heat dissipation module is accommodated in the second body, and the heat dissipation module has a fixed frame, a first heat dissipation element, a shaft member, an elastic element, and a connecting Moving components. The fixed frame has a first side wall and a second side wall, the second side wall is arranged opposite to the first side wall, and the first side wall has a first opening, a first sliding groove and a blocking portion, The second side wall has a second opening and a second sliding groove; the first heat dissipation element is located on the fixed frame, and the first heat dissipation element has at least one third opening, a first protrusion and a second protrusion, The first protrusion slides in the first sliding groove, and the second protrusion slides in the second sliding groove, the first protrusion and the second protrusion drive the first heat dissipation element between a first position and a second position Rotation; the shaft passes through the first hole, the second hole and the third hole, and the first heat dissipation element rotates between the first position and the second position with the shaft as a rotation center; a first The end part is connected with the blocking part, and a second end part of the elastic element is linked with the first convex part, and provides an elastic force for the first convex part to drive the first heat dissipation element back to the first position; the linkage element is pivotally connected to the first convex part. On the outer sides of the two side walls, the interlocking element is interlocked with the second protrusion.

Based on the above, the heat dissipation module and electronic device with rotatable heat dissipation fins of the present invention have a rotatable heat dissipation element. Compared with the prior art, the heat dissipation module and electronic device of the present invention have a rotatable heat dissipation element, so the heat dissipation space of the heat dissipation element can be increased to improve the heat dissipation efficiency of the heat dissipation module and effectively reduce the temperature of the electronic device , so as to ensure that the electronic device will not be overheated due to poor heat dissipation, thereby ensuring the quality of the electronic device. In addition, the rotatable heat dissipation element of the present invention can only be rotated when the first body and the second body are opened to increase the heat dissipation space; when the electronic device is not used, the first body and the second body are relatively closed, The rotatable heat dissipation element does not expose the electronic device, so it will not hinder the user's portability, nor will it collide with the rotatable heat dissipation element, so as to avoid damage to the rotatable heat dissipation element.

Description of drawings

FIG. 1 is a schematic diagram of an existing heat dissipation module;

Fig. 2 is a schematic diagram of the heat dissipation module with rotating heat dissipation fins of the present invention;

Fig. 3 is another schematic diagram of the heat dissipation module with rotating heat dissipation fins of the present invention;

FIG. 4 is a schematic view (including top view and side views) of the first heat dissipation element of the present invention at the first position P1;

Fig. 5 is a schematic diagram (including top view and side views) of the first heat dissipation element of the present invention at the second position P2;

6 is a side perspective view of the electronic device of the present invention, in which the first heat dissipation element is located at the first position P1;

FIG. 7 is another side perspective view of the electronic device of the present invention, in which the first heat dissipation element is located at the second position P2.

Explanation of symbols in the figure

10 cooling module

11 box shell

111 air inlet

112 air outlet

12 heat sink

13 fans

20 cooling modules

21 fixed frame

210 base

211 first side wall

212 second side wall

213 First opening

214 The first chute

215 block

217 Second opening

218 Second chute

219 First opening

22 The first cooling element

221 The third opening

222 The first convex part

223 Second convex part

224 first cooling fin

23 Shaft

24 Elastic elements

241 first end

242 second end

25 linkage components

251 First side

252 second side

26 Second cooling element

261 second cooling fin

262 The fourth opening

30 fans

4 electronic devices

41 The first body

411 The third convex part

42 Second body

421 second opening

422 The third opening

F external force

P1 first position

P2 second position

Detailed ways

In order to make the content of the present invention easier to understand, the preferred embodiments of the heat dissipation module and the electronic device with rotating heat dissipation fins of the present invention will be described below with reference to the relevant drawings.

First, please refer to FIG. 2 to FIG. 4 to illustrate a preferred embodiment of the heat dissipation module with rotating heat dissipation fins of the present invention. In this embodiment, the heat dissipation module with rotating heat dissipation fins disposed in a notebook computer is taken as an example. Of course, the heat dissipation module with rotational heat dissipation fins of the present invention is not limited to be disposed in a notebook computer.

As shown in FIG. 2 , the heat dissipation module 20 with rotating heat dissipation fins includes a fixed frame 21 , a first heat dissipation element 22 , a shaft element 23 , an elastic element 24 , and a linkage element 25 .

Please refer to FIG. 3 , the fixing frame 21 has a first side wall 211 and a second side wall 212 . The second sidewall 212 is opposite to the first sidewall 211 . The first sidewall 211 has a first opening 213 , a first sliding slot 214 and a blocking portion 215 . The second sidewall 212 has a second opening 217 and a second sliding groove 218 .

Please refer to FIG. 2 again. In this embodiment, the fixed frame 21 is further provided with a first opening 219. The first opening 219 can be used for a fan 30 to generate a flowing airflow in the fixed frame 21, so that the cold air flows from the first The opening 219 flows into the fixed frame 21 for heat dissipation.

In addition, the first heat dissipation element 22 is located on the fixed frame 21. In this embodiment, there is an air outlet between the first side wall 211 and the second side wall 212 of the fixed frame 21, and the first heat dissipation element 22 is placed at the air outlet. place.

Referring to FIGS. 3 to 5 , the first heat dissipation element 22 has at least one third opening 221 , a first protrusion 222 and a second protrusion 223 . The first protrusion 222 slides in the first sliding groove 214, and the second protrusion 223 slides in the second sliding groove 218. The first protrusion 222 and the second protrusion 223 drive the first heat dissipation element 22 in a first Rotate between the position P1 and a second position P2. In this embodiment, the first heat dissipation element 22 has a plurality of first heat dissipation fins 224 arranged in parallel.

The shaft member 23 passes through the first opening 213, the second opening 217 and the third opening 221, so that the first heat dissipation element 22 is arranged in the fixed frame 21 and leans against the base 210 of the fixed frame. The element 22 rotates between the first position P1 and the second position P2 with the shaft member 23 as a rotation center. When at the first position P1, a part of the first heat dissipation element 22 is exposed to the fixed frame 21, which can increase the space for heat dissipation and improve the performance of heat dissipation; while at the second position P2, most of the first heat dissipation element 22 Parts are all located in the fixed frame 21.

In this embodiment, the heat dissipation module 20 may further include a second heat dissipation element 26, the second heat dissipation element 26 has a plurality of second heat dissipation fins 261 arranged in parallel and a plurality of fourth openings 262, and the shaft member 23 passes through the The first opening 213 , the second opening 217 , the third opening 221 and the fourth opening 262 make the plurality of first heat dissipation fins 224 and the plurality of second heat dissipation fins 261 alternately arranged in pairs.

Referring to FIG. 2 , a first end portion 241 of the elastic element 24 is connected to the blocking portion 215 . In this embodiment, the blocking portion 215 is a protrusion, and the first end portion 241 of the elastic element 24 is fixed on the blocking portion 215 .

A second end portion 242 of the elastic element 24 is linked with the first protruding portion 222 and provides an elastic force for the first protruding portion 222 to drive the first heat dissipation element 22 back to the first position P1.

As shown in FIG. 4 and FIG. 5 , the linkage element 25 is pivotally connected to the outer side of the second side wall 212 , and the linkage element 25 is linked with the second protrusion 223 .

In this embodiment, the interlocking element 25 further includes a first side 251 and a second side 252. When an external force F presses down on the first side 251, the second side 252 pushes the second convex portion 223, so that the second convex portion 223 drives the first heat dissipation element 22 to rotate to the second position P2 , and the first heat dissipation element 22 also returns to the fixed frame 21 .

And when the external force F disappears, the elastic force of the elastic element 24 pulls the first protrusion 222, so that the first protrusion 222 drives the first heat dissipation element 22 back to the first position P1, so that the first heat dissipation element 22 is exposed to the fixed frame 21 In addition, to increase more heat dissipation space, thereby improving the heat dissipation efficiency of the entire module.

Next, please refer to FIG. 2 to FIG. 6 to illustrate a preferred embodiment of the electronic device of the present invention.

As shown in FIG. 6 , the electronic device 4 includes a first body 41 , a second body 42 , and a heat dissipation module 20 . In this embodiment, the heat dissipation module 20 provided on a notebook computer with rotating heat dissipation fins is taken as an example. Of course, the electronic device 4 of the present invention is not limited to a notebook computer.

Wherein, the first body 41 and the second body 42 are pivotally disposed opposite to each other. Taking a notebook computer as an example, the first body 41 can be a liquid crystal display, and the second body 42 can be a computer host.

2 and 6, the cooling module 20 is housed in the second body 42, the cooling module has a fixed frame 21, a first cooling element 22, a shaft 23, an elastic element 24, and a linkage element 25 . In this embodiment, the heat dissipation module 20 is housed in the mainframe of the notebook computer, and the heat dissipation module 20 can be connected with heat dissipation elements such as heat pipes to perform the heat dissipation operation of the mainframe together.

Please refer to FIG. 3 , the fixing frame 21 has a first side wall 211 and a second side wall 212 . The second sidewall 212 is opposite to the first sidewall 211 . The first sidewall 211 has a first opening 213 , a first sliding slot 214 and a blocking portion 215 . The second sidewall 212 has a second opening 217 and a second sliding groove 218 .

Please refer to FIG. 2 again. In this embodiment, the fixed frame 21 is further provided with a first opening 219. The first opening 219 can be used for a fan 30 to generate a flowing airflow in the fixed frame 21, so that the cold air flows from the first The opening 219 flows into the fixed frame 21 for heat dissipation.

In addition, the first heat dissipation element 22 is located on the fixed frame 21. In this embodiment, there is an air outlet between the first side wall 211 and the second side wall 212 of the fixed frame 21, and the first heat dissipation element 22 is placed at the air outlet. place.

Referring to FIGS. 3 to 5 , the first heat dissipation element 22 has at least one third opening 221 , a first protrusion 222 and a second protrusion 223 . The first protrusion 222 slides in the first sliding groove 214, and the second protrusion 223 slides in the second sliding groove 218. The first protrusion 222 and the second protrusion 223 drive the first heat dissipation element 22 in a first Rotate between the position P1 and a second position P2. In this embodiment, the first heat dissipation element 22 has a plurality of first heat dissipation fins 224 arranged in parallel.

The shaft member 23 passes through the first opening 213, the second opening 217 and the third opening 221, so that the first heat dissipation element 22 is arranged in the fixed frame 21 and leans against the base 210 of the fixed frame. The element 22 rotates between the first position P1 and the second position P2 with the shaft member 23 as a rotation center. When located at the first position P1, a part of the first heat dissipation element 22 is exposed to the fixed frame 21, or even exposed to the outside of the electronic device 4, which can increase the space for heat dissipation and improve the performance of heat dissipation; while at the second position P2 At this time, most of the first heat dissipation elements 22 are located in the fixed frame 21 .

In this embodiment, the heat dissipation module 20 may further include a second heat dissipation element 26, the second heat dissipation element 26 has a plurality of second heat dissipation fins 261 arranged in parallel and a plurality of fourth openings 262, and the shaft member 23 passes through the The first opening 213 , the second opening 217 , the third opening 221 and the fourth opening 262 make the plurality of first heat dissipation fins 224 and the plurality of second heat dissipation fins 261 alternately arranged in pairs.

Referring to FIG. 2 , a first end portion 241 of the elastic element 24 is connected to the blocking portion 215 . In this embodiment, the blocking portion 215 is a protrusion, and the first end portion 241 of the elastic element 24 is fixed on the blocking portion 215 .

A second end portion 242 of the elastic element 24 is linked with the first protruding portion 222 and provides an elastic force for the first protruding portion 222 to drive the first heat dissipation element 22 back to the first position P1.

As shown in FIG. 6 and FIG. 7 , the linkage element 25 is pivotally connected to the outer side of the second side wall 212 , and the linkage element 25 is linked with the second protrusion 223 .

In this embodiment, the linkage element 25 further includes a first side 251 and a second side 252, and the first body 41 further has a third protrusion 411, the third protrusion 411 is connected to the first side of the linkage element 25. The sides 251 are opposite to each other. In addition, the second body 42 further has a second opening 421 and a third opening 422. The first side 251 of the linkage element 25 is adjacent to the second opening 421. When the first cooling element 22 is located at the first position P1, A part of the first heat dissipation element 22 is exposed through the third opening 422 .

As shown in Figure 7, when an external force F presses down on the first side 251, the second side 252 pushes the second protrusion 223, so that the second protrusion 223 drives the first heat dissipation element 22 to rotate to the second position P2, and the first heat dissipation The element 22 is also returned into the fixed frame 21 . Wherein, the external force F can be generated by pressing down the third convex portion 411 when covering the first body 41 and the second body 42 .

As shown in Figure 6, when the external force F disappears, for example, when the first body 41 and the second body 42 are opened for operation, the third convex portion 411 no longer presses the linkage element 25, so the elastic element 24 The elastic force pulls the first protrusion 222, so that the first protrusion 222 drives the first heat dissipation element 22 to return to the first position P1, so that the first heat dissipation element 22 is exposed outside the fixed frame 21 to increase more heat dissipation space, and then Improve the heat dissipation efficiency of the entire module.

To sum up, the heat dissipation module and the electronic device provided by the present invention have a rotatable heat dissipation element. Compared with the prior art, the heat dissipation module and electronic device of the present invention have a rotatable heat dissipation element, so the heat dissipation space of the heat dissipation element can be increased to improve the heat dissipation efficiency of the heat dissipation module and effectively reduce the temperature of the electronic device , so as to ensure that the electronic device will not be overheated due to poor heat dissipation, thereby ensuring the quality of the electronic device. In addition, the rotatable heat dissipation element of the present invention can only be rotated when the first body and the second body are opened to increase the heat dissipation space; when the electronic device is not used, the first body and the second body are relatively closed, The rotatable heat dissipation element does not expose the electronic device, so it will not hinder the user's portability, nor will it collide with the rotatable heat dissipation element, so as to avoid damage to the rotatable heat dissipation element.

The above description is for illustration only, not for limitation. Any equivalent modification or change without departing from the spirit and scope of the present invention shall be included in the scope of the claims.

Claims (10)

1. the radiating module with rotary type radiating fin is characterized in that, comprises:

One fixed frame, it has a first side wall and one second sidewall, this second sidewall is relative with this first side wall and establish, and this first side wall has one first perforate, one first chute and a stopper, and this second sidewall has one second perforate and one second chute;

One first heat dissipation element, it is positioned at fixed frame, this first heat dissipation element has at least one the 3rd perforate, one first protuberance and one second protuberance, this first protuberance slides in this first chute, and this second protuberance slides in this second chute, and this first protuberance and this second protuberance drive this first heat dissipation element and rotate between a primary importance and a second place;

A part, it is arranged in this first perforate, this second perforate and the 3rd perforate, and this first heat dissipation element is that a rotation center rotates between this primary importance and this second place with this part;

One flexible member, one first end and this stopper link, a second end and this first protuberance interlock, and provide this first protuberance one to drive the elastic force that this first heat dissipation element returns back to this primary importance; And

One link driving element, it is articulated in the outside of this second sidewall, this link driving element and this second protuberance interlock.

2. the radiating module with rotary type radiating fin as claimed in claim 1, wherein, this fixed frame more comprises one first opening, and a fan is covered in this first opening, and this fan produces an airflow flowing in this fixed frame.

3. the radiating module with rotary type radiating fin as claimed in claim 1, wherein, this stopper is a projection, this first end of this flexible member is fixed in this stopper.

4. the radiating module with rotary type radiating fin as claimed in claim 1, wherein, this first heat dissipation element has a plurality of first radiating fins that are arranged in parallel.

5. the radiating module with rotary type radiating fin as claimed in claim 1, wherein, this link driving element more comprises one first side and one second side, when one external force presses down this first side, this second protuberance is moved in this second thruster, makes this second protuberance drive this first heat dissipation element and turns to this second place.

6. the radiating module with rotary type radiating fin as claimed in claim 5, wherein, when this external force disappeared, this elastic force of this flexible member spurred this first protuberance, makes this first protuberance drive this first heat dissipation element and returns back to this primary importance.

7. the radiating module with rotary type radiating fin as claimed in claim 1 wherein, more comprises:

One second heat dissipation element, this second heat dissipation element has a plurality of the 4th perforates, and this part is arranged in this first perforate, this second perforate, the 3rd perforate and the 4th perforate.

8. the radiating module with rotary type radiating fin as claimed in claim 7, wherein, this second heat dissipation element has a plurality of second radiating fins that are arranged in parallel.

9. the radiating module with rotary type radiating fin as claimed in claim 8, wherein, this first radiating fin and this second radiating fin are for being staggered individually in twos.

10. an electronic installation is characterized in that, comprises:

One first housing;

One second housing, it articulates also relative with this first housing and establishes; And

One radiating module, it is placed in this second housing, and this radiating module has:

One fixed frame, this fixed frame has a first side wall and one second sidewall, and this second sidewall is relative with this first side wall and establish, and this first side wall has one first perforate, one first chute and a stopper respectively, and this second sidewall is formed with one second perforate and one second chute respectively

One first heat dissipation element, it is positioned at fixed frame, this first heat dissipation element has at least one the 3rd perforate, one first protuberance and one second protuberance, this first protuberance slides in this first chute, and this second protuberance slides in this second chute, this first protuberance and this second protuberance drive this first heat dissipation element and rotate between a primary importance and a second place

A part, it is arranged in this first perforate, this second perforate and the 3rd perforate, this first heat dissipation element is that a rotation center rotates between this primary importance and this second place with this part,

One flexible member, one first end and this stopper link, a second end and this first protuberance interlock, and provide this first protuberance one to drive the elastic force that this first heat dissipation element returns back to this primary importance,

One link driving element, it is articulated in the outside of this second sidewall, this link driving element and this second protuberance interlock.

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