CN203327467U - Heat radiation module - Google Patents

Abstract

The utility model relates to a heat dissipation module includes a heat dissipation unit and a fan unit. The heat dissipation unit comprises a plurality of heat dissipation fins stacked from top to bottom in sequence. The first end portion of each of the heat dissipation fins is divided into a first inclined flow guiding section and a second inclined flow guiding section which are separated from each other. The first inclined flow guide section at the first tail end of each radiating fin is bent downwards, and the second inclined flow guide section at the first tail end of each radiating fin is bent upwards in an inclined mode. The fan unit comprises at least one fan adjacent to the heat dissipation unit, and the fan faces to the first inclined flow guide sections and the second inclined flow guide sections of the heat dissipation fins. Therefore, the utility model discloses the water conservancy diversion structural design that accessible "first inclined type water conservancy diversion section presents the downward sloping and buckles" and "second inclined type water conservancy diversion section presents the tilt up and buckles" to effectively promote radiating module's radiating effect.

Description

Cooling module

technical field

The utility model relates to a heat dissipation module, in particular to a heat dissipation module which can effectively improve the heat dissipation effect through the design of a flow guide structure at an air inlet.

Background technique

Since the processing speed and operating frequency of integrated circuit components such as computer CPUs are getting higher and higher, the heat generated is also higher, and high heat will cause adverse effects on all integrated circuit components. Therefore, using a A heat sink that can quickly remove the heat generated by integrated circuit components is very important. Most of the existing heat sinks are flat plate structures, which can conduct heat conduction by means of stacking multiple sheets, and can be blown by fans to dissipate heat. In recent years, in order to enhance the heat dissipation effect, there have been heat pipe radiators, which are designed to stack multiple heat sinks on the heat pipe for heat transfer, and the heat can be taken away from the integrated circuit components through the heat pipe. After that, heat dissipation is carried out through the conduction of the heat sink and the blowing of the fan. However, the heat dissipation effect that can be provided by the existing heat dissipation method of "conduction through the heat sink and supplemented by blowing by the fan" still needs to be enhanced.

Contents of the invention

The embodiment of the present invention is to provide a heat dissipation module, which can effectively improve the heat dissipation effect of the heat dissipation module of the present invention through the design of the guide structure at the air inlet.

A heat dissipation module provided by one embodiment of the present invention includes: a heat dissipation unit and a fan unit. The heat dissipation unit includes a plurality of heat dissipation fins stacked in sequence, each of the heat dissipation fins has a first end portion and a second end portion opposite to the first end portion, each of the heat dissipation fins The first end portion is divided into a first inclined flow guide section and a second inclined flow guide section separated from each other, the first end portion of each of the heat sinks The oblique air guiding section is bent downward, and the second inclined air guiding section of the first end portion of each heat sink is bent upward obliquely. The fan unit includes at least one fan adjacent to the heat dissipation unit, wherein at least one fan faces the plurality of first inclined guide sections and the plurality of second inclined sections of the plurality of heat sinks diversion section.

In a better technical solution:

Each of the heat sinks has a connection part integrally connected between the first end part and the second end part, and the two connection parts of each two adjacent heat sinks are connected to each other. Separated by a predetermined distance, the first inclined flow guide section and the second inclined flow guide section of the first end portion of each heat sink are inclined to the connecting portion, and each The second end portion of one of the cooling fins is parallel to the connecting portion.

Each of the heat sinks has a connecting portion connected between the first end portion and the second end portion, and the first inclined shape of the first end portion of each heat sink Relative to the connecting portion, the flow guide section is bent downward at a first predetermined acute angle less than 90 degrees, and the second inclined flow guide section of the first end portion of each of the heat sinks A second predetermined acute angle less than 90 degrees is bent upwardly with respect to the connecting portion.

The heat dissipation unit includes a plurality of first guide-type air inlets, a plurality of second guide-type air inlets adjacent to the plurality of first guide-type air inlets, and a plurality of first guide-type air inlets respectively corresponding to the plurality of first guide-type air inlets A diversion-type air inlet or a common air outlet of multiple second diversion-type air inlets, wherein each of the first diversion-type air inlets is formed on every two adjacent first inclined-type Between the guide sections, each of the second guide air inlets is formed between every two adjacent second inclined guide sections, and each of the common air outlets is formed between every two Between two adjacent second end portions, the cooling air generated by at least one fan passes through a plurality of the first guide-type air inlets and a plurality of the second guide-type air inlets to blow into the cooling unit.

It further includes a heat pipe unit, the heat pipe unit includes a plurality of heat pipe structures, wherein each heat pipe structure passes through a plurality of heat sinks, and at least one of the fans is an axial fan.

Another embodiment of the present invention provides a heat dissipation module, which includes: a first heat dissipation unit, a second heat dissipation unit and a fan unit. The first heat dissipation unit includes a plurality of first heat dissipation fins stacked in sequence, each of the first heat dissipation fins has a first end portion and a second end portion opposite to each other, each of the first heat dissipation fins The first end portion of the sheet forms a first oblique flow guiding section bent downward. The first heat dissipation unit and the second heat dissipation unit are separated from each other by a predetermined distance, and the second heat dissipation unit includes a plurality of second heat dissipation fins stacked in sequence and respectively corresponding to a plurality of the first heat dissipation fins, each of which The second heat sink has a first end portion and a second end portion opposite to each other, and each of the first end portions of the second heat sink forms a second inclined guide that is bent upwards. flow segment. The fan unit includes at least one fan adjacent to the first heat dissipation unit and the second heat dissipation unit, wherein at least one fan faces the plurality of first inclined guides of the plurality of first heat dissipation fins. A flow section and a plurality of second inclined flow guide sections of the plurality of second cooling fins.

In a better technical solution:

Each of the first heat dissipation fins has a connecting portion integrally connected between the first end portion and the second end portion of the first heat dissipation fin, and every two adjacent first heat dissipation fins The two connecting parts of a heat sink are separated from each other by a predetermined distance, and the first inclined flow guide section of the first end portion of each of the first heat sinks is inclined to the first heat sink The connecting portion of the first cooling fin, and the second end portion of each of the first cooling fins is parallel to the connecting portion of the first cooling fin, wherein each of the second cooling fins has an integrally formed connection In a connecting portion between the first end portion and the second end portion of the second heat sink, the two connecting portions of each two adjacent second heat sinks are separated from each other by one A predetermined distance, the second inclined guide section of the first end portion of each second heat sink is inclined to the connecting portion of the second heat sink, and each of the second heat sinks The second end portion of the cooling fin is parallel to the connecting portion of the second cooling fin.

Each of the first heat sinks has a connecting portion connected between the first end portion and the second end portion of the first heat sink, and the first heat sink of each of the first heat sinks The first inclined flow guiding section of the first end portion is bent downwards at a first predetermined acute angle less than 90 degrees with respect to the connecting portion of the first heat sink, wherein each of the first slanted flow guide sections The two heat sinks have a connecting portion connected between the first end portion and the second end portion of the second heat sink, and each of the first end portions of the second heat sink The second inclined air guiding section is bent upwardly at a second predetermined acute angle less than 90 degrees with respect to the connecting portion of the second heat sink.

The first heat dissipation unit includes a plurality of first guide-type air inlets and a plurality of first air outlets respectively corresponding to the plurality of first guide-type air inlets, each of the first guide-type air inlets Each of the first air outlets is formed between every two adjacent first inclined guide sections of the first heat dissipation unit, and each of the first air outlets is formed between every two adjacent first air outlets of the first heat dissipation unit Between the second end portions of the cooling fan, the cooling air generated by at least one fan is blown into the first heat dissipation unit through a plurality of the first guide air inlets.

The second heat dissipation unit includes a plurality of second flow guide air inlets and a plurality of second air outlets respectively corresponding to the plurality of second flow guide air inlets, each of the second flow guide air inlets It is formed between every two adjacent second oblique guide sections of the second heat dissipation unit, and each of the second air outlets is formed between every two adjacent second air guide sections of the second heat dissipation unit. Between the second end portions of the cooling fan, the cooling air generated by at least one fan is blown into the second heat dissipation unit through a plurality of second guide air inlets.

The beneficial effect of the present invention may lie in that the heat dissipation module provided by the embodiment of the present invention can present a direction through "the first inclined flow guide section at the first end of each heat sink The second inclined guide section of the first end of each of the heat sinks presents an upward inclined bend" or "the first heat sink of each of the first heat sinks A terminal portion forms a first oblique air guiding section bent downwards, and the first end portion of each of the second cooling fins forms a second inclined air guiding section bent upwards "The diversion structure design to effectively improve the heat dissipation effect of the heat dissipation module of the present utility model.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of a single heat sink of the heat dissipation module of the first embodiment of the present invention;

Fig. 2 is a three-dimensional combination schematic diagram of the heat dissipation module of the first embodiment of the present invention;

Fig. 3A is a schematic cross-sectional view of the 3A-3A section line of Fig. 2;

Fig. 3B is a schematic cross-sectional view of the 3B-3B section line of Fig. 2;

Fig. 4 is a three-dimensional schematic diagram of a plurality of heat pipe structures used in the heat dissipation module of the first embodiment of the present invention;

5A is a schematic perspective view of a single first heat sink of the heat dissipation module of the second embodiment of the present invention;

5B is a schematic perspective view of a single second heat sink of the heat dissipation module of the second embodiment of the present invention;

FIG. 6 is a schematic perspective view of the combination of the heat dissipation module of the second embodiment of the present invention;

Fig. 7A is a schematic cross-sectional view of the 7A-7A section line of Fig. 6;

FIG. 7B is a schematic cross-sectional view of the section line 7B-7B in FIG. 6 .

Explanation of reference numerals: heat dissipation module M; heat dissipation unit 1; heat sink 10; first end portion 101; first inclined flow guide section 1011; Part 103; first deflector type air inlet 11; second deflector type air inlet 12; common air outlet 13; first heat dissipation unit 1A; first heat sink 10A; first end portion 101A; Flow section 1010A; second end portion 102A; connecting portion 103A; first guide air inlet 11A; first air outlet 12A; second heat dissipation unit 1B; second heat sink 10B; Inclined guide section 1010B; second end part 102B; connecting part 103B; second guide type air inlet 11B; second air outlet 12B; fan unit 2; fan 20; inclined upward cooling air W1; oblique downward cooling air W2 ; heat pipe unit 3 ; heat pipe structure 30 ; first predetermined acute angle θ1 ; second predetermined acute angle θ2 .

Detailed ways

[First embodiment]

Referring to FIG. 1 to FIG. 4 , the first embodiment of the present invention provides a heat dissipation module M for improving the heat dissipation effect, which includes: a heat dissipation unit 1 and a fan unit 2 .

First, as shown in FIG. 1 and FIG. 2 , the cooling unit 1 includes a plurality of heat sinks 10 stacked from bottom to top, and each heat sink 10 has a first end portion 101 and a first end opposite to the first end. The second end portion 102 of the portion 101. In addition, the first end portion 101 of each heat sink 10 is divided into a first inclined flow guide section 1011 and a second inclined flow guide section 1012 separated from each other, wherein the first end portion 1012 of each heat sink 10 The first inclined flow guiding section 1011 of the end portion 101 is bent downward, and the second inclined flow guiding section 1012 of the first end portion 101 of each fin 10 is bent upward.

Furthermore, as shown in FIG. 1 , FIG. 3A and FIG. 3B , each heat sink 10 has a connecting portion 103 integrally formed between the first end portion 101 and the second end portion 102 . Wherein, the two connecting parts 103 of every two adjacent heat sinks 10 are separated by a predetermined distance from each other through the above-mentioned stacking method, and the first inclined flow guide section 1011 of the first end part 101 of each heat sink 10 and the second inclined guide section 1012 are inclined to the connecting portion 103 , and the second end portion 102 of each heat sink 10 is parallel to the connecting portion 103 . For example, as shown in FIG. 3A , the first inclined guide section 1011 of the first end portion 101 of each heat sink 10 is bent downwards with a first angle less than 90 degrees relative to the connecting portion 103 . The predetermined acute angle θ1, wherein FIG. 3A takes the first predetermined acute angle θ1=30 degrees as an example for illustration. As shown in FIG. 3B , the second inclined guide section 1012 of the first end portion 101 of each heat sink 10 is bent upwards at a second predetermined acute angle θ2 of less than 90 degrees relative to the connecting portion 103, wherein FIG. 3B takes the second predetermined acute angle θ2=30 degrees as an example for illustration. However, the utility model is not limited thereto.

Furthermore, as shown in FIG. 2 , FIG. 3A and FIG. 3B , the cooling unit 1 includes a plurality of first guide air inlets 11 , and a plurality of second guides adjacent to the plurality of first guide air inlets 11 . The flow-type air inlet 12 and a plurality of shared air outlets 13 respectively correspond to the plurality of first flow-guiding air inlets 11 or the plurality of second flow-guiding air inlets 12 . Furthermore, each first guide type air inlet 11 will be formed between every two adjacent first inclined guide sections 1011 (as shown in FIG. 3A ), and each second guide type The air inlet 12 will be formed between every two adjacent second inclined guide sections 1012 (as shown in FIG. 3B ), and each shared air outlet 13 will be formed between every two adjacent second ends. Between parts 102 (as shown in FIG. 3A and FIG. 3B ). Therefore, every two adjacent first guide-type air inlets 11 and second guide-type air inlets 12 share a corresponding common air outlet 13 .

Furthermore, as shown in FIG. 3A and FIG. 3B , the fan unit 2 includes at least one fan 20 adjacent to the heat dissipation unit 1, wherein the fan 20 faces a plurality of first inclined guide sections 1011 of a plurality of heat sinks 10 and a plurality of The second inclined diversion section 1012 . For example, the fan 20 can be an axial fan, and the blades of the axial fan can rotate counterclockwise to generate cooling air blown to the plurality of cooling fins 10, but the present invention is not limited thereto. . Furthermore, as shown in FIG. 3A , since the plurality of first air-guiding air inlets 11 adopt a special design of “bending downward with a first predetermined acute angle θ1 less than 90 degrees with respect to the connecting portion 103”, Therefore, the inclined upward cooling wind W1 generated by the counterclockwise rotation of the fan 20 can easily and almost unimpededly pass through a plurality of first guide air inlets 11 to be blown into the cooling unit 1, thereby effectively increasing the cooling capacity of the cooling unit 1. The heat dissipation effect of a heat sink 10. In addition, as shown in FIG. 3B , since the plurality of second guide-type air inlets 12 adopt the special design of “bent upwardly with respect to the connecting portion 103 at a second predetermined acute angle θ2 less than 90 degrees”, the fan 20 is The obliquely downward cooling wind W2 generated by the counterclockwise rotation can pass through the plurality of second flow-guiding air inlets 12 very easily and almost unimpededly to be blown into the heat dissipation unit 1, thereby effectively lifting the plurality of heat dissipation fins 10 of the heat dissipation unit 1 cooling effect.

It is worth mentioning that, as shown in Figure 4, the heat dissipation module M of the first embodiment of the present utility model can further include: a heat pipe unit 3, wherein the heat pipe unit 3 includes a plurality of heat pipe structures 30, and each heat pipe structure 30 can pass through multiple heat sinks 10 at the same time.

[Second Embodiment]

Please refer to FIG. 5A to FIG. 7B , the second embodiment of the present invention provides a heat dissipation module M for improving the heat dissipation effect, which includes: a first heat dissipation unit 1A, a second heat dissipation unit 1B and a fan unit 2.

First, as shown in FIG. 5A and FIG. 6 , the first heat dissipation unit 1A and the second heat dissipation unit 1B are separated from each other by a predetermined distance. The first heat dissipation unit 1A includes a plurality of first heat dissipation fins 10A stacked in sequence from bottom to top, wherein each first heat dissipation fin 10A has a first end portion 101A and a second end portion 102A opposite to each other, and The first end portion 101A of each first heat sink 10A forms a first oblique air guiding section 1010A bent downward. In addition, the second heat dissipation unit 1B includes a plurality of second heat dissipation fins 10B that are stacked from bottom to top and respectively correspond to the plurality of first heat dissipation fins 10A, wherein each second heat dissipation fin 10B has a first heat dissipation fin 10B that is opposite to each other. A terminal portion 101B and a second terminal portion 102B, and the first terminal portion 101B of each second heat sink 10B forms a second oblique air guiding section 1010B bent upward.

Furthermore, as shown in FIG. 5A and FIG. 7A , each first heat sink 10A has a connecting portion integrally formed between the first end portion 101A and the second end portion 102A of the first heat sink 10A. 103A. Wherein, the two connecting parts 103A of every two adjacent first heat sinks 10A are separated from each other by a predetermined distance through the above-mentioned stacking method, and the first inclined shape of the first end part 101A of each first heat sink 10A The air guiding section 1010A is inclined to the connecting portion 103A of the first heat sink 10A, and the second end portion 102A of each first heat sink 10A is parallel to the connecting portion 103A of the first heat sink 10A. For example, as shown in FIG. 7A , the first inclined air guide section 1010A of the first end portion 101A of each first heat sink 10A is bent downwardly with respect to the connecting portion 103A of the first heat sink 10A. A first predetermined acute angle θ1 less than 90 degrees, wherein FIG. 7A uses the first predetermined acute angle θ1 = 30 degrees as an example, but the present invention is not limited thereto.

Furthermore, as shown in FIG. 5B and FIG. 7B , each second heat sink 10B has a connecting portion integrally formed between the first end portion 101B and the second end portion 102B of the second heat sink 10B. 103B. Wherein, the two connecting portions 103B of every two adjacent second cooling fins 10B are separated by a predetermined distance from each other through the above-mentioned stacking manner, and the second inclined type of the first end portion 101B of each second cooling fin 10B The air guiding section 1010B is inclined to the connecting portion 103B of the second heat sink 10B, and the second end portion 102B of each second heat sink 10B is parallel to the connecting portion 103B of the second heat sink 10B. For example, as shown in FIG. 7B , the second oblique air guide section 1010B of the first end portion 101B of each second heat sink 10B is bent upwardly by an angle relative to the connecting portion 103B of the second heat sink 10B. The second predetermined acute angle θ2 is less than 90 degrees, wherein FIG. 7B uses the second predetermined acute angle θ2=30 degrees as an example, but the present invention is not limited thereto.

Furthermore, as shown in FIG. 6 and FIG. 7A , the first heat dissipation unit 1A includes a plurality of first guide air inlets 11A and a plurality of first outlets respectively corresponding to the plurality of first guide air inlets 11A. Tuyere 12A. Wherein, each first air-guiding air inlet 11A is formed between every two adjacent first inclined air-guiding sections 1010A of the first cooling unit 1A, and each first air outlet 12A is formed between Between every two adjacent second end portions 102A of the first heat dissipation unit 1A. As shown in FIG. 6 and FIG. 7B , the second heat dissipation unit 1B includes a plurality of second guide air inlets 11B and a plurality of second air outlets 12B respectively corresponding to the plurality of second guide air inlets 11B. Wherein, each second air guide type air inlet 11B is formed between every two adjacent second inclined air guide sections 1010B of the second heat dissipation unit 1B, and each second air outlet 12B is formed between Between every two adjacent second end portions 102A of the second heat dissipation unit 1B.

Moreover, as shown in FIG. 7A and FIG. 7B, the fan unit 2 includes at least one fan 20 adjacent to the first heat dissipation unit 1A and the second heat dissipation unit 1B, wherein the fan 20 faces the plurality of first heat dissipation fins 10A. The inclined flow guide section 1010A and the second inclined flow guide sections 1010B of the plurality of second cooling fins 10B.

Furthermore, as shown in FIG. 7A , since the plurality of first diversion-type air inlets 11A adopt a special design of “bending downwards at a first predetermined acute angle θ1 less than 90 degrees with respect to the connecting portion 103A”, Therefore, the obliquely upward cooling wind W1 generated by the counterclockwise rotation of the fan 20 can easily and almost unimpededly pass through the plurality of first air guide air inlets 11A to be blown into the first heat dissipation unit 1A, thereby effectively improving the first heat dissipation. The heat dissipation effect of the plurality of first heat dissipation fins 10A of the unit 1A. In addition, as shown in FIG. 7B , since the plurality of second guide-type air inlets 11B adopt the special design of “bent upwards with a second predetermined acute angle θ1 less than 90 degrees with respect to the connecting portion 103B”, the fan 20 because The obliquely downward cooling wind W2 generated by the counterclockwise rotation can pass through the multiple second air-guiding air inlets 11B very easily and almost unimpededly to be blown into the second heat dissipation unit 1B, thus effectively improving the multiplicity of the second heat dissipation unit 1B. The heat dissipation effect of the second heat sink 10B.

[Possible efficacy of the embodiment]

To sum up, the beneficial effect of the present utility model can be that the heat dissipation module M provided by the embodiment of the present utility model can pass through “the first inclined flow guide section of the first end portion 101 of each heat sink 10 1011 presents a downward sloping bend, and the second sloping guide section 1012 of the first end portion 101 of each heat sink 10 presents an upward slant bend” or “the first end portion of each first heat sink 11A 101A forms a first oblique flow guide section 1010A bent downward, and the first end portion 101B of each second fin 11B forms a second inclined air guide section 1010B" bent upward. The diversion structure is designed to effectively improve the heat dissipation effect of the heat dissipation module of the present invention.

The above description is only illustrative, rather than restrictive, of the present utility model. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined in the claims. But all will fall within the protection scope of the present utility model.

Claims (10)

1. a radiating module, is characterized in that, it comprises:

One heat-sink unit, described heat-sink unit comprises a plurality of sequentially stacking fin, wherein each described fin has one first terminal part and second terminal part in contrast to described the first terminal part, described first terminal part of each described fin is distinguished into one first squint formula diversion section separated from one another and one second squint formula diversion section, the downward-sloping bending of described the first squint formula diversion section of described first terminal part of each described fin, and the described second squint formula diversion section of described first terminal part of each the described fin bending that is inclined upwardly, and

One fan unit, described fan unit comprises the fan of the described heat-sink unit of at least one vicinity, wherein at least one described wafter is to a plurality of described the first squint formula diversion section and a plurality of described second squint formula diversion section of a plurality of described fin.

2. radiating module as claimed in claim 1, it is characterized in that: each described fin has a junction be connected between described the first terminal part and described the second terminal part one-body moldedly, two described connecting portions preset distance separated from one another of every two adjacent described fin, the described first squint formula diversion section of described first terminal part of each described fin and described the second squint formula diversion section favour described connecting portion, and described second terminal part of each described fin is parallel to described connecting portion.

3. radiating module as claimed in claim 1, it is characterized in that: each described fin has a connecting portion be connected between described the first terminal part and described the second terminal part, the described first squint formula diversion section of described first terminal part of each described fin is less than the first predetermined acute angle of 90 degree with downward-sloping bending one with respect to described connecting portion, and the described second squint formula diversion section of described first terminal part of each described fin is less than the second predetermined acute angle of 90 degree with the bending one that is inclined upwardly with respect to described connecting portion.

4. radiating module as claimed in claim 1, it is characterized in that: described heat-sink unit comprises a plurality of the first flow-guiding type air intake vents, a plurality of the second flow-guiding type air intake vents that are respectively adjacent to a plurality of described the first flow-guiding type air intake vents, and a plurality of shared air outlets that correspond respectively to a plurality of described the first flow-guiding type air intake vents or a plurality of described the second flow-guiding type air intake vents, wherein each described first flow-guiding type air intake vent is formed between every two adjacent described the first squint formula diversion sections, each described second flow-guiding type air intake vent is formed between every two adjacent described the second squint formula diversion sections, and each described shared air outlet is formed between every two adjacent described the second terminal parts, the cooling air that wherein at least one described fan produces by a plurality of described the first flow-guiding type air intake vents and a plurality of described the second flow-guiding type air intake vent to be blown in described heat-sink unit.

5. radiating module as claimed in claim 1, it is characterized in that: further comprise a heat pipe unit, described heat pipe unit comprises a plurality of heat pipe structures, wherein each heat pipe structure is through a plurality of described fin, and at least one described fan is a tube-axial fan.

6. a radiating module, is characterized in that, it comprises:

One first heat-sink unit, described the first heat-sink unit comprises a plurality of sequentially stacking the first fin, wherein each described first fin has reciprocal one first terminal part and one second terminal part, and described first terminal part of each described the first fin forms the first squint formula diversion section of a downward-sloping bending;

One second heat-sink unit, described the first heat-sink unit and described the second heat-sink unit preset distance separated from one another, the second heat-sink unit comprises a plurality of sequentially stacking and correspond respectively to the second fin of a plurality of described the first fin, wherein each described second fin has reciprocal one first terminal part and one second terminal part, and described first terminal part of each described the second fin forms second a squint formula diversion section that is inclined upwardly and bends; And

One fan unit, described fan unit comprises the fan of described the first heat-sink unit of at least one vicinity and described the second heat-sink unit, and wherein at least one described wafter is to a plurality of described first squint formula diversion section of a plurality of described the first fin and a plurality of described second squint formula diversion section of a plurality of described the second fin.

7. radiating module as claimed in claim 6, it is characterized in that: each described first fin has described the first terminal part of being connected in described the first fin and a junction between described the second terminal part one-body moldedly, two described connecting portions preset distance separated from one another of every two adjacent described the first fin, the described first squint formula diversion section of described first terminal part of each described the first fin favours the described connecting portion of described the first fin, and described second terminal part of each described the first fin is parallel to the described connecting portion of described the first fin, wherein each described second fin has described the first terminal part of being connected in described the second fin and a junction between described the second terminal part one-body moldedly, two described connecting portions preset distance separated from one another of every two adjacent described the second fin, the described second squint formula diversion section of described first terminal part of each described the second fin favours the described connecting portion of described the second fin, and described second terminal part of each described the second fin is parallel to the described connecting portion of described the second fin.

8. radiating module as claimed in claim 6, it is characterized in that: each described first fin has one and is connected in described first terminal part of described the first fin and the connecting portion between described the second terminal part, and the described first squint formula diversion section of described first terminal part of each described the first fin is less than the first predetermined acute angle of 90 degree with respect to the described connecting portion of described the first fin with downward-sloping bending one, wherein each described second fin has one and is connected in described first terminal part of described the second fin and the connecting portion between described the second terminal part, and the described second squint formula diversion section of described first terminal part of each described the second fin is less than the second predetermined acute angle of 90 degree with respect to the described connecting portion of described the second fin with the bending one that is inclined upwardly.

9. radiating module as claimed in claim 6, it is characterized in that: described the first heat-sink unit comprises a plurality of the first flow-guiding type air intake vents and a plurality of the first air outlet that corresponds respectively to a plurality of described the first flow-guiding type air intake vents, each described first flow-guiding type air intake vent is formed between every two adjacent described first squint formula diversion sections of described the first heat-sink unit, each described first air outlet is formed between every two adjacent described second terminal parts of described the first heat-sink unit, and the cooling air that at least one described fan produces by a plurality of described the first flow-guiding type air intake vents to be blown in described the first heat-sink unit.

10. radiating module as claimed in claim 6, it is characterized in that: described the second heat-sink unit comprises a plurality of the second flow-guiding type air intake vents and a plurality of the second air outlet that corresponds respectively to a plurality of described the second flow-guiding type air intake vents, each described second flow-guiding type air intake vent is formed between every two adjacent described second squint formula diversion sections of described the second heat-sink unit, each described second air outlet is formed between every two adjacent described second terminal parts of described the second heat-sink unit, and the cooling air that at least one described fan produces by a plurality of described the second flow-guiding type air intake vents to be blown in described the second heat-sink unit.

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