CN216123385U

CN216123385U - Radiating fin with adjustable radiating area

Info

Publication number: CN216123385U
Application number: CN202122543281.3U
Authority: CN
Inventors: 潘林火; 许胜杰
Original assignee: Hangzhou Fulin Electronic Technology Co ltd
Current assignee: Hangzhou Fulin Electronic Technology Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-22
Anticipated expiration: 2031-10-21

Abstract

The present disclosure relates to heat dissipation devices, and particularly to a heat dissipation device with adjustable heat dissipation area. The heat-conducting heat-radiating fin comprises a heat-conducting post, a first heat-radiating fin and a second heat-radiating fin, wherein one end of each of the first heat-radiating fin and the second heat-radiating fin is provided with a connecting ring, and the connecting rings are in threaded connection with the heat-conducting post. The first radiating fin and the second radiating fin are rotated to adjust the position relation between the radiating fins, so that when the first radiating fin is attached to the second radiating fin, the radiating area is relatively reduced, and when the first radiating fin and the second radiating fin are staggered, the radiating area is relatively increased. The utility model has the characteristics of simple structure and convenient use, and overcomes the defect that the heat dissipation area cannot be adjusted in the prior art.

Description

Radiating fin with adjustable radiating area

Technical Field

The present disclosure relates to heat dissipation devices, and particularly to a heat dissipation device with adjustable heat dissipation area.

Background

The radiating fin is a device for radiating heat of electronic elements which are easy to generate heat in electrical appliances, and is made of aluminum alloy, brass or bronze into a plate shape, a sheet shape, a plurality of sheet shapes and the like, for example, a CPU (central processing unit) in a computer needs to use a relatively large radiating fin, and power tubes, row tubes and power amplifier tubes in a power amplifier in a television set need to use the radiating fin.

The radiating fin on the market can not carry out convenient adjustment to the heat radiating area of fin according to specific use needs in the use, brings inconvenience for user's use, and for this reason, we have provided a adjustable heat radiating area's fin.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the traditional technology, the utility model provides the radiating fin which can conveniently adjust the radiating area.

In order to achieve the purpose, the radiating fin with the adjustable radiating area comprises a heat conducting column, a first radiating fin and a second radiating fin, wherein one end of each of the first radiating fin and the second radiating fin is provided with a connecting ring, and the connecting ring is in threaded connection with the heat conducting column.

One or more third radiating fins are arranged below the first radiating fin, the end part of each third radiating fin is provided with a connecting ring, and the third radiating fins are in threaded connection with the heat conducting columns through the connecting rings.

The first radiating fin and the second radiating fin are arranged in the same specification.

The first radiating fin and the second radiating fin are in fan-shaped rectangular shapes.

Further, the first radiating fin and the second radiating fin are composed of a plurality of vertical blades.

Furthermore, the lower end face of the heat conducting column is connected with a heat conducting plate which is a disc or a rectangular plate.

Finally, the heat conducting column is hollow or solid.

The utility model has the beneficial effects that: the position relation between the radiating fins is adjusted by rotating the first radiating fin and the second radiating fin, when the first radiating fin is attached to the second radiating fin, the radiating area is relatively reduced, and when the positions of the first radiating fin and the second radiating fin are staggered, the radiating area is relatively increased, and meanwhile, the effect of adjusting the radiating area can be realized by increasing or reducing the radiating fins.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view illustrating the effect of adjusting the heat dissipation area of the present invention;

FIG. 3 is a schematic perspective view of an embodiment of the present invention;

FIG. 4 is a schematic view of a first embodiment of a heat sink in accordance with the present invention;

FIG. 5 is a schematic view of a second embodiment of a heat sink in accordance with the present invention;

fig. 6 is a schematic view of a third embodiment of the heat sink in the present invention.

Reference numerals: the heat sink comprises a first heat sink 100, a heat conducting pillar 200, a second heat sink 300, a heat conducting plate 400, a connecting ring 500 and a third heat sink 600.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

The utility model is realized by the following embodiments

Referring to fig. 1 to 3, a heat sink with adjustable heat dissipation area includes a heat conduction column 200, a first heat sink 100 and a second heat sink 300, wherein one end of each of the first heat sink 100 and the second heat sink 300 is provided with a connection ring 500, and the connection ring 500 is in threaded connection with the heat conduction column 200.

In the above arrangement, the heat conducting column 200 is screwed with the first heat sink 100 and the second heat sink 300 through the connection ring 500, and any one of the heat sinks can be adjusted to overlap the other heat sink, so that the lower end surface of the one heat sink is tightly attached to the upper end surface of the other heat sink after overlapping, and at this time, the heat dissipation area is relatively reduced, and the heat dissipation area is relatively increased if the two heat sinks start to be staggered.

The heat conducting column 200 is hollow or solid, the heat conducting column 200 is further arranged, the lower end face of the heat conducting column 200 is connected with a heat conducting plate 400, the heat conducting plate 400 is a disc or rectangular plate, the heat conducting plate 400 is connected with an object to be cooled, and the connecting end face of the heat conducting plate 400 and the object to be cooled can be coated with heat conducting silicon.

Embodiment 1, in order to increase the heat dissipation area of the heat sink, referring to fig. 3, the present invention further provides that one or more third heat sinks 600 are disposed below the first heat sink 100, the end of the third heat sink 600 is provided with a connection ring 500, and the third heat sink 600 is threadedly connected to the heat conduction column 200 through the connection ring 500.

In this embodiment, the heat dissipation area of the heat dissipation plate can be increased by adding one or more third heat dissipation plates 600 according to actual conditions, so as to achieve the effect of adjusting the heat dissipation area of the heat dissipation plate.

Referring to fig. 4, the first heat sink 100 and the second heat sink 300 are fan-shaped as a first embodiment of the heat sink of the present invention.

Referring to fig. 5, as a second embodiment of the heat sink of the present invention, the first heat sink 100 and the second heat sink 300 are rectangular.

As a third embodiment of the heat dissipating fin of the present invention, referring to fig. 6, the first and second

heat dissipating fins

100 and 300 are composed of a plurality of vertical fins.

In the above embodiments, the first heat sink 100, the second heat sink 300, and the third heat sink 600 are all configured in the same specification, so that the heat sinks can be overlapped neatly after rotating.

In practical use of the utility model, the heat conducting plate 400 is connected with an object to be cooled, and when the cooling area needs to be increased, the cooling fins can be staggered by rotating the cooling fins, or the cooling area can be increased by adding the third cooling fin 600; if the heat dissipation area needs to be reduced, the heat dissipation fins can be overlapped through rotating the heat dissipation fins, and the heat dissipation area is relatively reduced because the two heat dissipation surfaces are overlapped. The utility model has the characteristics of simple structure and convenient use, and overcomes the defect that the heat dissipation area cannot be adjusted in the prior art.

Where details not described in this specification are known to those skilled in the art, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are used in the orientations and positional relationships indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the device or element being referred to must have a particular orientation for particular configuration and operation and are not to be considered as limiting the scope of the utility model.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A heat radiating fin with adjustable heat radiating area is characterized by comprising a heat conducting column (200), a first heat radiating fin (100) and a second heat radiating fin (300), wherein one end of each of the first heat radiating fin (100) and the second heat radiating fin (300) is provided with a connecting ring (500), and the connecting ring (500) is in threaded connection with the heat conducting column (200).

2. The heat radiating area adjustable heat radiating fin according to claim 1, wherein one or more third heat radiating fins (600) are provided under the first heat radiating fin (100), the end of the third heat radiating fin (600) is provided with a connection ring (500), and the third heat radiating fin (600) is screw-connected with the heat conducting pillar (200) through the connection ring (500).

3. The heat dissipation area adjustable heat sink as recited in claim 1, wherein the first heat sink (100) and the second heat sink (300) are of the same size.

4. The heat sink with adjustable heat dissipation area as recited in claim 1 or 3, wherein the first heat sink (100) and the second heat sink (300) are fan-shaped.

5. The heat dissipation area adjustable heat dissipation fin according to claim 1 or 3, wherein the first heat dissipation fin (100) and the second heat dissipation fin (300) are rectangular.

6. The adjustable heat dissipation area heat sink as recited in claim 1 or 3, wherein the first heat sink (100) and the second heat sink (300) are composed of a plurality of vertical fins.

7. The heat sink with adjustable heat dissipation area as recited in claim 1, wherein a heat-conducting plate (400) is attached to the lower end surface of the heat-conducting pillar (200), and the heat-conducting plate (400) is a disk or a rectangular plate.

8. The adjustable heat dissipation area heat sink as recited in claim 1 or 7, wherein the heat conducting pillar (200) is hollow or solid.