JP3104468U - Cooling device air guide - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air guide device for a cooling device.
The heat guide includes a base attached to an upper surface of a CPU, a heat sink provided on the base, and a cooling fan attached to an outer side of the heat sink to introduce external wind to the heat sink portion. A notch is formed on at least one side, the notch corresponds to other electronic devices around the CPU, and a notch is also provided in a corresponding portion of the heat sink. Thus, the external wind introduced by the cooling fan passes through the notch, and each electronic device removes heat generated by operation to the outside of the heat sink, thereby achieving a cooling effect on other electronic devices around the CPU. .
[Selection diagram] FIG.

Description

  The present invention comprises a base attached to the upper surface of the CPU, a heat sink provided on the base, a cooling fan attached to the outer side of the heat sink to introduce external wind to the heat sink portion, and the air guide device has at least the base. A notch is formed on one side, the notch corresponds to other electronic devices around the CPU, and a notch is also provided in a corresponding portion of the heat sink. Thus, the external wind introduced by the cooling fan passes through the notch, and each electronic device removes heat generated by operation to the outside of the heat sink, thereby achieving a cooling effect on other electronic devices around the CPU. .

  A traditional cooling device 10a used in the CPU 20a is as shown in FIG. 1, the cooling device 10a includes a heat conducting plate 1a abutting on the CPU 20a, and a heat sink 2a is provided on the heat conducting plate 1a; The heat sink 2a is composed of a plurality of fins 21a arranged at equal intervals and upright. A cover 3a is provided on the heat sink 2a, and a cooling fan 4a is fixed on the cover 3a. In use, heat generated during operation of the CPU 20a is transmitted to the heat sink 2a upward from the heat guide plate 1a, and further, external air is introduced into the heat sink 2a by the cooling fan 4a, so that heat of the heat sink 2a is deprived. A cooling effect is achieved.

  The heat conduction plate 1a of the above-described well-known cooling device 10a is entirely in contact with the upper surface of the CPU 20a, and therefore can only cool the CPU 20a, and any other electronic devices attached around the CPU 20a are provided with the heat conduction plate 1a. Although located below, but not in contact with the heat conducting plate 1a, when the heat conducting plate 1a conducts heat generated by other electronic devices, its heat conduction cooling efficiency is insufficient. As the speed increases, the amount of generated heat also increases. Therefore, how to rapidly cool other electronic devices around the CPU 20a is a problem to be solved by the persons concerned.

  The main object of the present invention is to provide a kind of cooling device air guide device, which is a device that allows the cooling device to achieve a cooling effect also on other electronic devices around the CPU. There is.

The idea of claim 1 is
A base attached to the upper surface of the CPU,
A heat sink attached to the base, wherein a plurality of spaced fins are stacked;
A cooling fan attached to one side of the heat sink and introducing external wind to the heat sink portion;
A notch provided on at least one side of the base, the notch corresponding to another electronic device in the vicinity of the CPU, and a notch also provided in a corresponding portion of the heat sink. It is used as a wind guide device.
According to a second aspect of the present invention, in the air guide device of the cooling device according to the first aspect, the convex blocks are respectively extended from the four circumferences of the base, and a screw component wound with a spring is screwed around the convex blocks. The air guide device of the cooling device.
According to a third aspect of the present invention, in the air guide device of the cooling device according to the first aspect, two fixed pieces separated from each other by a predetermined distance on one side of the base are fixed by screw parts, and a cooling fan is fixed to the fixed piece. The cooling device is an air guide device.
According to a fourth aspect of the present invention, there is provided an air guide device for a cooling device according to the first aspect, wherein a plurality of fins of the heat sink are arranged upright.
According to a fifth aspect of the present invention, in the cooling device according to the first or fourth aspect, a U-shaped heat pipe is assembled to the heat sink, and one free end of the U-shaped heat pipe passes through the fin. The other free end is provided in a concave groove provided in an intermediate portion of the base, so that the air guide device of the cooling device is provided.
The invention according to claim 6 is directed to an air guide device of a cooling device,
A base attached to the upper surface of the CPU,
A first heat sink mounted on the base and having a plurality of spaced fins stacked thereon;
A second heat sink positioned adjacent to the first heat sink and having a plurality of spaced fins stacked thereon;
A first cooling fan located outside of the first heat sink on the opposite side that is not adjacent to the second heat sink;
A second cooling fan located outside the second heat sink on the opposite side that is not adjacent to the first heat sink;
A rotation direction of the first cooling fan and the second cooling fan is the same, a notch is provided on at least one side of the base, and the notch corresponds to another electronic device near the CPU; A notch is also provided in a corresponding portion of the heat sink, and the air guide device of the cooling device is provided.
According to a seventh aspect of the present invention, in the air guide device of the cooling device according to the sixth aspect, the convex blocks are respectively extended from four rounds of the base, and a screw component wound with a spring is screwed around the convex blocks. The air guide device of the cooling device.
The invention according to claim 8 is the air guiding device for a cooling device according to claim 6, wherein two fixing pieces separated from each other by a predetermined distance on one side of the base are fixed by screw parts, and the first cooling fan is connected to the fixing piece. And a wind guide device for the cooling device.
According to a ninth aspect of the present invention, there is provided an air guide device for a cooling device according to the sixth aspect, wherein the plurality of fins of the first heat sink are arranged upright.
According to a tenth aspect of the present invention, in the cooling device according to the sixth or ninth aspect, a U-shaped heat pipe is assembled to the first heat sink, and one free end of the U-shaped heat pipe is connected to the fin. The air guide device of the cooling device is characterized in that the free end is penetrated and the other free end is installed in a concave groove provided in an intermediate portion of the base.
An eleventh aspect of the present invention is directed to an air guide device for a cooling device according to the sixth aspect, wherein the fins of the second heat sink have a lateral arrangement.
According to a twelfth aspect of the present invention, in the cooling device according to the sixth or eleventh aspect, an L-shaped heat pipe is assembled to the second heat sink, and one free end of the L-shaped heat pipe is connected to the fin. Penetrating, the other free end is installed on the heat conducting plate, the heat conducting plate is fixed to the bottom surface of the base, the second heat sink is suspended on the upper part on one side of the base, and is adjacent to the first heat sink. The air guide device of the cooling device, which is arranged so as to fit.
The invention according to claim 13 is the air guide device of the cooling device according to claim 6, wherein the positioning pieces are extended downward from two corresponding sides of the second heat sink, and the two positioning pieces are directly screwed to the printed circuit board. The cooling device is an air guiding device.
According to a fourth aspect of the present invention, in the air guide device of the cooling device of the sixth aspect, the first cooling fan introduces external wind to two adjacent heat sink portions, and the second cooling fan conducts the two heat sink portions. The air guide device of the cooling device is characterized by discharging heat to the outside.

  The air guide device of the cooling device of the present invention includes a base attached to the upper surface of the CPU, a heat sink provided on the base, and a cooling fan attached to the outer side of the heat sink to introduce external wind to the heat sink portion, A cutout is formed in at least one side of the base of the air guide device, the cutout corresponds to other electronic devices around the CPU, and a cutout is provided in a corresponding portion of the heat sink. Thus, the external wind introduced by the cooling fan passes through the notch, and each electronic device removes heat generated by operation to the outside of the heat sink, thereby achieving a cooling effect on other electronic devices around the CPU. .

  According to the present invention, the cooling device is mounted on a base mounted on the upper surface of the CPU, a heat sink provided on the base and having a plurality of fins arranged at regular intervals and arranged upright, and an outer side of the heat sink. It has a cooling fan that introduces external wind to the heat sink. A cutout is formed in at least one side of the base of the air guide device, the cutout corresponds to other electronic devices around the CPU, and a cutout is provided in a corresponding portion of the heat sink. Thus, the external wind introduced by the cooling fan passes through the notch, and each electronic device removes heat generated by operation to the outside of the heat sink, thereby achieving a cooling effect on other electronic devices around the CPU. .

  The present invention also provides two adjacent first and second heat sinks on the base of the cooling device, wherein the first heat sink is mounted in a corresponding notch in the base and is not adjacent to the other two heat sinks. One side corresponds to the first cooling fan and the second cooling fan, respectively, and the blades of the two cooling fans have the same rotation direction. Thereby, the first cooling fan introduces the external wind to the two heat sink portions, and the second cooling fan extracts the heat of the two heat sink portions to the outside, so that one of the two cooling fans introduces one of the two cooling fans. By the discharging operation, the air circulation in the entire cooling device is accelerated, and the cooling effect is enhanced.

  The present invention also reduces the volume of the cooling device by incorporating a plurality of heat pipes in each heat sink. The first heat sink is formed by stacking a plurality of fins arranged in an upright manner, the fins are provided with a U-shaped heat pipe, and one free end of the U-shaped heat pipe is passed through the fins. The other free end is set in a groove provided in the base. The second heat sink is formed by stacking a plurality of fins arranged in a horizontal direction, and the fins are combined with a plurality of L-shaped heat pipes. Is installed on a heat conducting plate, and the heat conducting plate is installed on the bottom surface of the base.

  Please refer to FIG. In the cooling device according to the present invention, in the preferred embodiment, the cooling device 10 is used for cooling the CPU 20 (FIG. 7), and the cooling device 10 includes two heat sinks 2 and 3.

  The cooling device 10 includes a base 1, an intermediate portion of the base 1 is in contact with the upper surface of the CPU 20, and the convex blocks 11 are extended from four rounds of the base 1, and a spring 121 is wound around the convex blocks 11. Then, the cooling device 10 is fixed to the printed circuit board 30 by these screw components 12 (see FIG. 5). Further, two fixing pieces 14 separated from each other by a fixed distance are fixed to an appropriate position on one side of the base 1 with a screw component 13.

  As shown in FIGS. 2 and 3, in the present invention, a first heat sink 2 and a second heat sink 3 adjacent to each other are provided on a base 1, and the first heat sink 2 is entirely on the base 1. A plurality of fins 21 arranged so as to be positioned and close to two fixing pieces 14 provided on the base 1, and arranged vertically so that the first heat sink 2 is arranged on the first heat sink 2. 22 are combined, the U-shaped heat pipe 22 is built in the fins 21, and a capillary tissue and a working fluid are provided inside the U-shaped heat pipe 22, and a cooling effect is provided by the operation of the capillary tissue and the working fluid. To achieve. One free end 221 of the U-shaped heat pipe 22 is inserted into these fins 21, and the other free end 222 is set in a concave groove 15 provided in an intermediate portion of the base 1.

  The second heat sink 3 has a plurality of fins 31 arranged in a horizontal direction, and a plurality of L-shaped heat pipes 32 are inserted through the fins 31 (FIG. 7). A capillary tissue and a working fluid are provided inside these L-shaped heat pipes 32, and a cooling effect is achieved by operation of the capillary tissue and the working fluid. One free end 321 of these L-shaped heat pipes 32 is inserted through these fins 31, and the other free end 322 is set on a heat conducting plate 33, and the heat conducting plate 33 is fixed to the bottom surface of the base 1, The second heat sink 3 is held above the one side of the base 1 in a floating state and is adjacent to the first heat sink 2.

  In the present invention, the air guide device has a notch 16 formed on at least one side of the base 1, and the notch 16 corresponds to another electronic device 40 just near the CPU 20 (FIG. 5), and the first heat sink 2 The notch 23 is also provided in the corresponding part of.

  As shown in FIG. 5, a first cooling fan 4 and a second cooling fan 5 corresponding to each other are provided on non-adjacent sides of the first heat sink 2 and the second heat sink 3. Is fixed between the two fixing pieces 14 by screw parts 41 and is located on the side of the first heat sink 2. The second cooling fan 5 is positioned with its two corresponding sides extending downward and positioned. A piece 51 is provided, and the two positioning pieces 51 are screwed to the printed circuit board 30 and located on the outer side of the second heat sink 3. The rotation directions of the blades of the first and second cooling fans 4 and 5 are the same, that is, the first cooling fan 4 introduces the external wind into the adjacent first heat sink 2 and second heat sink 3, The cooling fan 5 discharges the heat conducted by the first heat sink 2 and the second heat sink 3 to the outside.

  As shown in FIGS. 3 and 6, when assembling the cooling device 10 of the present invention, the first heat sink 2 is assembled on the base 1 and one free end 222 of the U-shaped heat pipe 22 is connected to the base 1. The heat sink 3 is fixed to one end of the L-shaped heat pipe 32 of the second heat sink 3 and is fixed to the bottom surface of the base 1 so that the second heat sink 3 is connected to one side of the base 1. In a suspended state, and is adjacent to the first heat sink 2.

  Subsequently, the first cooling fan 4 is screwed into two fixing pieces 14 provided on the base 1 and positioned on one side of the first heat sink 2, and finally the base 1 and the second cooling fan 5 are connected to the printed circuit board. 30, the second cooling fan 5 is brought into contact with one side of the second heat sink 3. When the cooling device 10 is fixed to the printed circuit board 30, the base 1 covers the CPU 20, and the electronic device 40 around the CPU 20 is located in the notch 16 provided on the side of the base 1. Thereby, the assembly of the cooling device 10 is completed.

  As shown in FIG. 7, when the cooling device 10 according to the present invention is operated, the first cooling fan 4 introduces external wind to the first and second heat sinks 2 and 3 depending on the direction of rotation of the blades. The cooling is performed by utilizing the relatively low temperature of the wind, and the cooling is performed by the U-shaped heat pipe 22 and the L-shaped heat pipe 32. Next, the second cooling fan 5 draws the heat of the first and second heat sinks 2 and 3 to the outside according to the rotation direction of the blades, and prevents the heat from accumulating on the first and second heat sinks 2 and 3. I do.

  Further, the other electronic devices 40 around the CPU 20 are located in the notches 16 of the base 1 and correspond to the notches 23 provided in the first heat sink 2, so that heat generated during operation of the other electronic devices 40. Is transmitted directly to the notch 23 of the first heat sink 2, and the natural wind of the outside sent by the first cooling fan 4 is blown to the second heat sink 3 portion, and further sucked out to the outside by the second cooling fan 5. The purpose of rapidly cooling other electronic devices 40 around the CPU 20 is achieved.

  As can be seen from the above description, the structure of the present invention also achieves the effect of cooling other electronic devices 40 around the CPU 20. In addition, the operation of introducing one of the first and second cooling fans 4 and 5 and discharging one of the first and second cooling fans accelerates the airflow in the entire cooling device 10, thereby increasing the cooling efficiency of the entire cooling device 10. In addition, the cooling of the U-shaped heat pipe 22 and the L-shaped heat pipe 32 is performed directly, thereby increasing the operation efficiency of the U-shaped heat pipe 22 and the L-shaped heat pipe 32, and using the U-shaped heat pipe 22 and the L-shaped heat pipe 32. Service life can be increased. Further, since the U-shaped heat pipe 22 and the L-shaped heat pipe 32 are built in the first and second heat sinks 2 and 3, the area of the entire cooling device 10 can be reduced.

  As described above, the cooling device of the present invention can reliably achieve the above-described functions by the above structure. In addition, the structure of the present invention has novelty because it is not described in a publication distributed before the application and is not used publicly. It should be noted that any modification or alteration of details that can be performed in accordance with the above-described embodiment belongs to the claims of the present invention.

It is a three-dimensional external view of a well-known cooling device. FIG. 3 is an exploded view of the cooling device of the present invention. FIG. 3 is an external view of the cooling fan of the present invention before being assembled. It is sectional drawing of FIG. FIG. 4 is an external view of the cooling device and the cooling fan according to the present invention before they are mounted on a printed circuit board. FIG. 4 is an external view of the cooling device and the cooling fan according to the present invention after being assembled to a printed circuit board. FIG. 4 is a cross-sectional view illustrating an operation state of the cooling device of the present invention.

Explanation of reference numerals

10a Cooling device 20a CPU
1a Heat conductive plate 2a Heat sink 21a Fin 3a Cover 4a Cooling fan 10 Cooling device 1 Base 11 Convex mass 121 Spring 12, 13, 41 Screw component 14 Fixing piece 15 Depression groove 16 Notch 2 First heat sink 21, 31 Fin 22, 32 Heat Pipe 23 Notch 3 Second heat sink 33 Heat conducting plate 4 First cooling fan 5 Second cooling fan 51 Positioning piece 20 CPU 30 Printed circuit board 221, 222, 321, 322 Free end 40 Electronic device

Claims (14)

A base attached to the upper surface of the CPU,
A heat sink attached to the base, wherein a plurality of spaced fins are stacked;
A cooling fan attached to one side of the heat sink and introducing external wind to the heat sink portion;
A notch provided on at least one side of the base, the notch corresponding to another electronic device in the vicinity of the CPU, and a notch also provided in a corresponding portion of the heat sink. Device air guide.   2. The air guide device for a cooling device according to claim 1, wherein the protrusions extend from the four circumferences of the base, and a threaded component wound with a spring is screwed around the protrusions. Wind equipment.   2. The air guide device for a cooling device according to claim 1, wherein two fixed pieces separated from each other by a predetermined distance on one side of the base are fixed by screw parts, and a cooling fan is fixed to the fixed pieces. , Cooling device wind guide device.   The air guide device for a cooling device according to claim 1, wherein the plurality of fins of the heat sink are arranged upright.   5. The air guide device for a cooling device according to claim 1, wherein a U-shaped heat pipe is assembled to the heat sink, one free end of the U-shaped heat pipe penetrates the fin, and the other free end is connected to the heat sink. An air guide device for a cooling device, wherein the air guide device is installed in a concave groove provided in an intermediate portion of a base. In the air guide device of the cooling device,
A base attached to the upper surface of the CPU,
A first heat sink mounted on the base and having a plurality of spaced fins stacked thereon;
A second heat sink positioned adjacent to the first heat sink and having a plurality of spaced fins stacked thereon;
A first cooling fan located outside of the first heat sink on the opposite side that is not adjacent to the second heat sink;
A second cooling fan located outside the second heat sink on the opposite side that is not adjacent to the first heat sink;
A rotation direction of the first cooling fan and the second cooling fan is the same, a notch is provided on at least one side of the base, and the notch corresponds to another electronic device near the CPU; A notch is also provided in a corresponding portion of the heat sink, wherein the air guide device of the cooling device is provided.   7. The air guide device for a cooling device according to claim 6, wherein convex portions are respectively extended from four circumferences of the base, and threaded components each having a spring wound around the convex portions are screwed together. Wind equipment.   7. The air guide device for a cooling device according to claim 6, wherein two fixed pieces spaced apart from each other by a predetermined distance are fixed to one side of the base with screw parts, and the first cooling fan is fixed to the fixed pieces. The air guide device of the cooling device.   7. The air guide device for a cooling device according to claim 6, wherein the plurality of fins of the first heat sink are arranged upright.   The air guide device for a cooling device according to claim 6 or 9, wherein a U-shaped heat pipe is assembled to the first heat sink, and one free end of the U-shaped heat pipe penetrates the fin and the other free end. An air guide device for a cooling device, wherein an end is installed in a concave groove provided in an intermediate portion of a base.   The air guide device for a cooling device according to claim 6, wherein the fins of the second heat sink have a horizontal arrangement.   12. The air guide device for a cooling device according to claim 6, wherein an L-shaped heat pipe is assembled to the second heat sink, and one free end of the L-shaped heat pipe penetrates the fin and the other free end. The end is installed on the heat conducting plate, the heat conducting plate is fixed to the bottom surface of the base, the second heat sink is suspended on the upper part on one side of the base, and is arranged so as to be adjacent to the first heat sink. Characterized by the air guide device of the cooling device.   7. The air guide device for a cooling device according to claim 6, wherein the positioning pieces extend downward from two corresponding sides of the second heat sink, and the two positioning pieces are directly screwed to the printed circuit board. , Cooling device wind guide device. 7. The air guide device for a cooling device according to claim 6, wherein the first cooling fan introduces external wind to two adjacent heat sink portions, and the second cooling fan exhausts heat conducted by the two heat sink portions to the outside. A baffle device for a cooling device.

Images