CN108323110B - Heat dissipation fin and its combination structure - Google Patents

Abstract

The present invention provides a heat dissipation fin and a combination structure thereof. The heat dissipation fin combination structure is composed of a plurality of heat dissipation fins. Each heat dissipation fin has a main body and forms a first plane. A first folded edge and a second folded edge extend on both sides of the first plane. The first plane has a first and a second hole corresponding to the first folded edge, and the first plane has a third and a fourth hole corresponding to the second folded edge. The first and the second folded edges respectively extend a first extension part and a second extension part vertically. The two front ends of the first extension part are respectively bent to form a first and a second buckle piece, and the two front ends of the second extension part are respectively bent to form a third and a fourth buckle piece. The first, second, third and fourth buckle pieces correspond to the first, second, third and fourth holes. These heat dissipation fins are stacked and combined with each other, and the first, second, third and fourth buckle pieces of the previous heat dissipation fin are correspondingly penetrated through the first, second, third and fourth holes of the adjacent rear heat dissipation fin and buckled with each other.

Description

Heat dissipation fin and its combination structure

technical field

The present invention relates to a heat dissipation fin and a combination structure thereof, in particular to a heat dissipation fin and a combination structure thereof, which have a hidden effect and can increase the stability of the connection structure between the heat dissipation fins.

Background technique

Due to the advancement of technology, the operating efficiency of electronic components has become higher and higher, so that the functional requirements for heat sinks have also increased. In order to increase the heat dissipation efficiency, the existing heat sinks have largely adopted stacked heat dissipation fins. Therefore, high-efficiency heat sinks have become one of the most important research and development priorities in the industry today.

Please refer to FIG. 1 , which is a three-dimensional combined view of a conventional heat dissipation fin. From the figure, it can be seen that the heat dissipation fin set 1 is composed of a plurality of heat dissipation fins 11 stacked on each other. The edge 111 is provided with a buckle end 1112 and a buckle portion 1111 on the folded edge 111. When the heat dissipation fin 11 and another heat dissipation fin 11 need to be stacked and combined, the heat dissipation fin 11 at the front end is provided The folded edge 111 is in contact with the plane 112 of the heat dissipation fin 11 at the rear end and abuts on the plane 112, so that the buckle end 1112 of the front heat dissipation fin 11 is hooked to the buckle part 1111 of the rear heat dissipation fin 11 to dissipate heat. The fin 11 is combined with another heat dissipation fin 11;

The structures (ie, the buckle portion 1111 and the buckle end 1112 ) that are engaged with each other when the existing heat dissipation fins are assembled are exposed outside the heat dissipation fins, resulting in poor overall visual effect; in addition, the heat dissipation fins 11 are located in the After being combined with each other, since the buckle end 1112 and the buckle portion 1111 are arranged on the folded edge 111 , the deformation is more or less generated under the influence of external force, resulting in poor stability of the combined heat dissipation fins 11 or easy to fall off. the phenomenon of disengagement;

As mentioned above, the prior art has the following disadvantages:

1. The overall visual effect is poor;

2. The connection structure between the heat dissipation fins is less stable and prone to loosening.

Therefore, how to solve the above-mentioned existing problems and deficiencies is the direction that the inventor of this case and the relevant manufacturers engaged in this industry are eager to research and improve.

SUMMARY OF THE INVENTION

In this way, in order to effectively solve the above problems, the main purpose of the present invention is to provide a heat dissipation fin with a hidden effect.

A secondary objective of the present invention is to provide a heat dissipation fin that increases the stability of the connection structure between the heat dissipation fins.

The secondary objective of the present invention is to provide a heat dissipation fin combination structure with hidden effect.

A secondary objective of the present invention is to provide a heat-dissipating fin bonding structure that can increase the stability of the connection structure between the heat-dissipating fins.

In order to achieve the above purpose, the present invention provides a heat dissipation fin, which is characterized by comprising:

a body having a first plane, a first folded edge and a second folded edge extend from two sides of the first plane, a first hole and a second hole are defined in the first plane corresponding to the first folded edge, and The first plane defines a third hole and a fourth hole corresponding to the second folded edge, and the first folded edge and the second folded edge respectively extend a first extension portion and a second extension portion vertically. The two front ends of the extension part are respectively bent to form a first buckle piece and a second buckle piece, and the two front ends of the second extension part are respectively bent to form a third buckle piece and a fourth buckle piece. The sheet, the second buckle piece, the third buckle piece and the fourth buckle piece correspond to the first hole, the second hole, the third hole and the fourth hole.

The heat dissipation fin, wherein: the first hole, the second hole, the third hole, and the fourth hole pass through the body.

The cooling fin, wherein: the first extension part has a first side and a second side, and the first buckle and the second buckle are formed by bending the first side toward the second side , and is parallel to the first extension.

The cooling fin, wherein: the second extension portion has a third side and a fourth side, and the third and fourth buckles are formed by bending the third side toward the fourth side , and is parallel to the second extension.

The cooling fins, wherein: the cross-sectional shape of the first buckle, the second buckle, the third buckle, and the fourth buckle are "ㄩ" shape or "U" shape or "ㄈ" shape or "ㄈ" shape. ㄇ" shape or "L" shape.

The present invention also provides a heat dissipation fin combination structure, which is characterized by comprising:

A plurality of heat dissipation fins, each heat dissipation fin has a body with a first plane, two sides of the first plane extend a first folded edge and a second folded edge, the first plane corresponds to the first folded edge defines a A first hole and a second hole, and the first plane defines a third hole and a fourth hole corresponding to the second folded edge, and the first folded edge and the second folded edge respectively extend vertically with a first extension portion and a second extension part, the two front ends of the first extension part are respectively bent to form a first buckle piece and a second buckle piece, and the two front ends of the second extension part are respectively bent to form a third buckle piece and a fourth clasp, the first clasp, the second clasp, the third clasp, and the fourth clasp correspond to the first hole, the second hole, the third hole and the fourth hole, the plurality of heat dissipation The fins are stacked and combined with each other, and the first clasp, the second clasp, the third clasp, and the fourth clasp of the former heat dissipation fin are correspondingly penetrated through the first holes and the second clasp of the adjacent latter heat dissipation fin. The hole, the third hole, and the fourth hole are fastened to each other.

In the heat dissipation fin combination structure, the first hole, the second hole, the third hole and the fourth hole penetrate through the body.

The heat dissipation fin combination structure, wherein: the first extension part has a first side and a second side, and the first buckle piece and the second buckle piece are bent from the first side to the second side Folded and formed parallel to the first extension.

The heat dissipation fin combination structure, wherein: the second extension part has a third side and a fourth side, and the third buckle and the fourth buckle are bent from the third side to the fourth side Folded and formed parallel to the second extension.

The cooling fin combination structure, wherein: the cross-sectional shape of the first buckle, the second buckle, the third buckle, and the fourth buckle is "ㄩ" shape or "U" shape or "ㄈ" shape Or "ㄇ" shape or "L" shape.

Compared with the prior art, the present invention has the beneficial effects that: through the design of the structure of the present invention, the first, second, third and fourth clasps of the former heat dissipation fin are correspondingly penetrated through the latter heat dissipation fins. The first, second, third, and fourth holes are fixed to each other, so that the first, second, third, and fourth buckles are completely hidden in the heat dissipation fins, so as to achieve the overall appearance of the heat dissipation fin module. The fastening structure and the method between each heat dissipation fin cannot be seen, which is a heat dissipation fin combination structure with a hidden effect, and can increase the stability of the connection structure between the heat dissipation fins.

Description of drawings

FIG. 1 is a three-dimensional combined view of an existing heat dissipation fin;

2 is a perspective view of a first embodiment of a heat dissipation fin of the present invention;

3A is another perspective view of the first embodiment of the heat dissipation fin of the present invention;

3B is an enlarged view of the first embodiment of the heat dissipation fin of the present invention;

3C is an enlarged side view of the first embodiment of the heat dissipation fin of the present invention;

3D is another side enlarged view of the first embodiment of the heat dissipation fin of the present invention;

3E is another enlarged view of the first embodiment of the heat dissipation fin of the present invention;

4A is an exploded perspective view of the first embodiment of the heat dissipation fin bonding structure of the present invention;

4B is an enlarged view of the first embodiment of the heat dissipation fin bonding structure of the present invention;

FIG. 5 is a perspective combined view of the first embodiment of the heat dissipation fin combining structure of the present invention.

Reference numeral description: cooling fin 2; body 20; first plane 201; first folding edge 202; first extension part 2021; first side 2021a; second side 2021b; The first buckle 2024; the second buckle 2025; the second hemming 203; the second extension 2031; the third side 2031a; the fourth side 2031b; the third hole 2032; the fourth hole 2033; the third buckle 2034; The fourth buckle 2035.

Detailed ways

The above objects of the present invention and their structural and functional characteristics will be described with reference to the preferred embodiments of the accompanying drawings.

Please refer to FIGS. 2 , 3A, 3B, 3C, 3D, and 3E, which are perspective views and enlarged views of the first embodiment of the heat dissipation fin of the present invention. As shown in the figure, a heat dissipation fin 2 includes A body 20 has a first plane 201 , a first fold 202 and a second fold 203 extend from two sides of the first plane 201 , the first plane 201 defines a first hole corresponding to the first fold 202 2022 and a second hole 2023, and the first plane 201 defines a third hole 2032 and a fourth hole 2033 corresponding to the second folding edge 203, and the first, second, third and fourth holes 2022, 2023, 2032 , 2033 runs through the body 20;

The first folded edge and the second folded edge 202 and 203 vertically extend a first extension portion 2021 and a second extension portion 2031 respectively. The first extension portion 2021 has a first side 2021a and a second side 2021b, The two front ends of the first extension portion 2021 are respectively bent from the first side 2021a toward the second side 2021b to form a first buckle piece 2024 and a second buckle piece 2025, and the first and second buckle pieces 2024, 2025 is parallel to the first extension part 2021, the second extension part 2031 has a third side 2031a and a fourth side 2031b, and the two front ends of the second extension part 2031 face the fourth side from the third side 2031a The side 2031b is bent to form a third buckle piece 2034 and a fourth buckle piece 2035 respectively, and the third and fourth buckle pieces 2034 and 2035 are parallel to the second extension portion 2031 . The buckle pieces 2024, 2025, 2034 and 2035 correspond to the first, second, third and fourth holes 2022, 2023, 2032 and 2033 respectively;

Wherein, in the present invention, the sizes of the first, second, third, and fourth buckles 2024, 2025, 2034, and 2035 are designed according to the sizes of the first, second, third, and fourth holes 2022, 2023, 2032, and 2033. , and the shape of each buckle and the hole is not limited, in this embodiment, the cross-sectional shape of each buckle is "ㄩ" shape or "U" shape or "ㄈ" shape or "ㄇ" shape or "L" shape For illustration (as shown in Figure 3C and Figure 3D), and each hole is described by a rectangle, but it is not limited, any buckle shape that can penetrate through each hole and has a buckle effect, in other words, as long as it can The shapes and sizes of the first, second, third, and fourth clasps 2024, 2025, 2034, and 2035 to be fastened to the first, second, third, and fourth holes 2022, 2023, 2032, and 2033 are included in the Within the scope of the present invention, a description is given first.

Please refer to FIGS. 4A , 4B and 5 , which are the exploded perspective view, the enlarged view and the three-dimensional combined view of the first embodiment of the heat dissipation fin bonding structure of the present invention. The above has explained some elements of the heat dissipation fin 2 and the parts between the elements. In this embodiment, it is further described that the heat dissipation fin combination structure includes a plurality of the aforementioned heat dissipation fins 2, and each heat dissipation fin 2 has a first plane 201 and its corresponding structural features (It has been described in detail above, and will not be repeated), wherein, each heat dissipation fin 2 is stacked and assembled with each other, and the first, second, third, and fourth clasps 2024, 2025, 2034, 2035 of the previous heat dissipation fin 2 The first, second, third and fourth holes 2022, 2023, 2032 and 2033 are correspondingly pierced through the adjacent rear heat dissipation fins 2, and the first buckle piece 2024 is correspondingly buckled in the first hole 2022, and the second buckle The pieces 2025 are correspondingly buckled in the second holes 2023, the third buckles 2034 are correspondingly buckled in the third holes 2032, and the fourth buckles 2035 are correspondingly buckled in the fourth holes 2033, so as to achieve two cooling fins 2 Stacked and fastened to each other;

Through the design of this structure of the present invention, by virtue of the first, second, third and fourth clasps 2024, 2025, 2034 and 2035 of the former heat dissipation fin 2, the first, second and third clasps of the latter heat dissipation fin 2 are correspondingly penetrated. , four holes 2022, 2023, 2032, 2033 to be fixed and buckled, so that the first, second, third, and fourth buckles 2024, 2025, 2034, 2035 are completely hidden in the cooling fins 2, so as to achieve From the overall appearance of the heat dissipation fin 2 module, the fastening structure and the method between each heat dissipation fin 2 cannot be seen, which is a combined structure of the heat dissipation fins 2 with a hidden effect.

In addition, by virtue of the hook-like structures of the first, second, third, and fourth buckles 2024, 2025, 2034, and 2035, the former heat dissipation fin 2 can be tightly hooked to the latter heat dissipation fin The fins 2 are not easily loosened, so as to increase the stability of the connection structure between the heat dissipation fins 2 .

As mentioned above, the present invention has the following advantages compared with the existing:

1. Combined structure of heat dissipation fins with hidden effect;

2. Increase the stability of the connection structure between the heat dissipation fins.

The above description is only illustrative rather than restrictive for the present invention. Those skilled in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined by the claims. All will fall within the protection scope of the present invention.

Claims (8)

1. A heat dissipation fin is characterized in that comprising: a body having a first plane, a first folded edge and a second folded edge extend from two sides of the first plane, a first hole and a second hole are defined in the first plane corresponding to the first folded edge, and The first plane defines a third hole and a fourth hole corresponding to the second folded edge, and the first folded edge and the second folded edge respectively extend a first extension portion and a second extension portion vertically. Two ends of the extension part are respectively bent to form a first buckle piece and a second buckle piece, and two ends of the second extension part are respectively bent to form a third buckle piece and a fourth buckle piece. A buckle piece, a second buckle piece, a third buckle piece, and a fourth buckle piece are correspondingly drilled through the first hole, the second hole, the third hole, and the fourth hole, and the first buckle piece, the second buckle piece , The cross-sectional shape of the third buckle and the fourth buckle is an "ㄩ" shape or a "U" shape or a "ㄈ" shape or a "ㄇ" shape with an opening, and the first buckle and The openings of the second clasp are opposite to each other, and the openings of the third clasp and the fourth clasp located on the second extending portion are opposite to each other. 2 . The heat dissipation fin of claim 1 , wherein the first hole, the second hole, the third hole and the fourth hole penetrate the body. 3 . 3 . The heat dissipation fin of claim 1 , wherein the first extension portion has a first side and a second side, and the first and second buckles are formed from the first side. 4 . It is bent and formed toward the second side and is parallel to the first extension. 4 . The heat dissipation fin of claim 1 , wherein the second extension portion has a third side and a fourth side, and the third and fourth clasps extend from the third side. 5 . It is bent and formed toward the fourth side and is parallel to the second extension. 5. A combined structure of heat dissipation fins, characterized by comprising: A plurality of heat dissipation fins, each heat dissipation fin has a body with a first plane, two sides of the first plane extend a first folded edge and a second folded edge, the first plane corresponds to the first folded edge defines a A first hole and a second hole, and the first plane defines a third hole and a fourth hole corresponding to the second folded edge, and the first folded edge and the second folded edge respectively extend vertically with a first extension portion and a second extension, two ends of the first extension are respectively bent to form a first buckle and a second buckle, and two ends of the second extension are respectively bent to form a third buckle and a fourth buckle, the cross-sectional shape of the first buckle, the second buckle, the third buckle and the fourth buckle is an "ㄩ" shape or a "U" shape or a "ㄈ" shape with an opening Or "ㄇ" shape, and the openings of the first and second buckles on the first extension are opposite, and the openings of the third and fourth buckles on the second extension are opposite. The buckle piece, the second buckle piece, the third buckle piece and the fourth buckle piece correspond to the first hole, the second hole, the third hole and the fourth hole. The plurality of heat dissipation fins are stacked and combined with each other. The first clasp, the second clasp, the third clasp, and the fourth clasp of the fin are correspondingly penetrated through the first hole, the second hole, the third hole and the fourth hole of the adjacent rear heat dissipation fin and buckle each other. 6 . The heat dissipation fin combination structure of claim 5 , wherein the first hole, the second hole, the third hole, and the fourth hole penetrate through the body. 7 . 7 . The heat dissipation fin combination structure as claimed in claim 5 , wherein the first extension portion has a first side and a second side, and the first clasp and the second clasp are formed by the first side. 8 . One side is bent toward the second side and is parallel to the first extension. 8 . The heat dissipation fin combination structure as claimed in claim 5 , wherein the second extending portion has a third side and a fourth side, and the third and fourth clasps are formed by the first clasp. 9 . The three sides are bent and formed toward the fourth side and are parallel to the second extension.

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