CN-122028379-A - Heat abstractor, cooling system and electronic equipment

CN122028379ACN 122028379 ACN122028379 ACN 122028379ACN-122028379-A

Abstract

The invention provides a heat dissipation device, a heat dissipation system and electronic equipment, wherein the heat dissipation device comprises a plurality of heat dissipation structures which are arranged at intervals along a first preset direction, a heat dissipation channel is formed between two adjacent heat dissipation structures and used for air flow, the heat dissipation structures are provided with a first end and a second end which are oppositely arranged along the length direction of the heat dissipation structures, the first ends of the heat dissipation structures are configured to twist along a first rotation direction around the length direction of the heat dissipation structures, and the second ends of the heat dissipation structures are configured to twist along a second rotation direction opposite to the first rotation direction around the length direction of the heat dissipation structures so that the heat dissipation channels are arranged in a bending mode. The invention effectively solves the problem of poor heat dissipation effect of the heat dissipation fins caused by limited space of the electronic equipment in the prior art.

Inventors

YANG YUXIN
ZHANG XUZHOU
LU WENJIE
YU BINJUN

Assignees

广东虹勤通讯技术有限公司

Dates

Publication Date: 20260512
Application Date: 20260331

Claims (10)

1. A heat sink, comprising: the heat dissipation structures (20) are arranged at intervals along a first preset direction, heat dissipation channels (30) are formed between two adjacent heat dissipation structures (20), and the heat dissipation channels (30) are used for flowing air flow; the heat dissipation structure (20) has a first end and a second end disposed opposite each other along a length thereof; The first end of the heat dissipation structure (20) is configured to twist in a first rotation direction around the length direction of the heat dissipation structure, and the second end of the heat dissipation structure (20) is configured to twist in a second rotation direction opposite to the first rotation direction around the length direction of the heat dissipation structure, so that the heat dissipation channel (30) is arranged in a curved shape.
2. The heat sink of claim 1, wherein, The heat dissipation structure (20) comprises a first heat dissipation part (21) and a second heat dissipation part (22) which are connected with each other, wherein one end of the first heat dissipation part (21) far away from the second heat dissipation part (22) forms the first end, one end of the second heat dissipation part (22) far away from the first heat dissipation part (21) forms the second end, and the torsion directions of the first heat dissipation part (21) and the second heat dissipation part (22) are opposite; Wherein the first heat dissipation part (21) rotates along the first rotation direction at a first torsion angle A1, the first torsion angle A1 satisfies 0 degree < A1<90 degrees, and/or, The second heat dissipation part (22) rotates along the second rotation direction at a second torsion angle A2, and the second torsion angle A2 satisfies 0 degrees < A2<90 degrees.
3. The heat sink of claim 2, wherein, The heat dissipation channel (30) is provided with an air inlet and an air outlet which are communicated with each other, the heat dissipation structure (20) is provided with a third end and a fourth end which are oppositely arranged along the width direction of the heat dissipation structure, the third end is positioned at the air inlet, and the fourth end is positioned at the air outlet; a torsion center is arranged at the joint of the first heat dissipation part (21) and the second heat dissipation part (22), and a distance L is arranged between the torsion center and the fourth end; Wherein the distance L is adjustably sized.
4. A heat sink as in claim 3, wherein, In the first preset direction, a plurality of the distances L are gradually increased, and/or, Any two of the plurality of distances L are inconsistent along the first preset direction, and/or, Along the first preset direction, the distances L are divided into a plurality of groups, each group of distances L comprises weak wind distance groups and strong wind distance groups which are sequentially arranged, and any distance L in each strong wind distance group is larger than any distance L in each weak wind distance group.
5. The heat sink of claim 1, wherein, A space C is arranged between two adjacent heat dissipation structures (20); wherein, along the first preset direction, a plurality of the intervals C gradually decrease, and/or, Any two of the pitches C in the plurality of pitches C are inconsistent along the first preset direction.
6. The heat sink of claim 1, wherein, A space C is arranged between two adjacent heat dissipation structures (20); Along the first preset direction, the plurality of intervals C are divided into a plurality of groups, each group of intervals C comprises weak wind interval groups and strong wind interval groups which are sequentially arranged, and any one interval C in the strong wind interval groups is smaller than any one interval C in the weak wind interval groups.
7. The heat sink according to claim 1, the heat dissipation device is characterized by further comprising: The fixing assembly (10) comprises at least two fixing structures (11), and at least two fixing structures (11) are respectively connected with the first end and the second end.
8. A heat dissipation system, the heat dissipation system comprising: a heat sink; A blowing device (40), wherein one side of a blowing port of the blowing device (40) is provided with the heat radiating device, and the blowing port is arranged opposite to a heat radiating channel (30) of the heat radiating device so as to blow air flow to the heat radiating channel (30); Wherein the heat dissipating device is the heat dissipating device according to any one of claims 1 to 7.
9. The heat dissipating system of claim 8 wherein, The air flow blown by the blowing device (40) comprises a strong air flow (41) and a weak air flow (42); Wherein the strong wind air flow (41) is arranged corresponding to the strong wind distance group of the heat dissipation device, the weak wind air flow (42) is arranged corresponding to the weak wind distance group of the heat dissipation device, and/or, The strong wind air flow (41) is arranged corresponding to the strong wind interval group of the heat radiating device, and the weak wind air flow (42) is arranged corresponding to the weak wind interval group of the heat radiating device.
10. An electronic device, characterized in that it comprises the heat dissipation system according to any one of claims 8 to 9.

Description

Heat abstractor, cooling system and electronic equipment Technical Field The invention relates to the technical field of heat dissipation fins, in particular to a heat dissipation device, a heat dissipation system and electronic equipment. Background At present, in portable electronic devices such as notebook computers and tablet computers, a heat dissipation system is a key component affecting the performance and use experience of the whole machine. The heat dissipation fins are used as core components of the heat dissipation system, are generally arranged in a plurality of straight plates at intervals and are arranged in the computer, and are matched with a fan to conduct forced convection heat dissipation. In the prior art, manufacturers generally increase the number of heat dissipation fins or increase the air volume of fans to improve the heat dissipation performance of electronic devices. However, the internal space of the portable electronic device is limited, and the number of the heat dissipation fins is increased, which significantly increases the impedance of the system. Meanwhile, the mode of improving the air quantity of the fan can increase the operation noise and the operation power consumption of the portable electronic equipment, and the overall use experience of the portable electronic equipment is reduced. Disclosure of Invention The invention mainly aims to provide a heat dissipation device, a heat dissipation system and electronic equipment, so as to solve the problem that in the prior art, the heat dissipation effect of a heat dissipation fin is poor due to limited space of the electronic equipment. In order to achieve the above object, according to one aspect of the present invention, there is provided a heat dissipating device including a plurality of heat dissipating structures arranged at intervals along a first preset direction, a heat dissipating channel formed between two adjacent heat dissipating structures for a flow of an air stream, the heat dissipating structure having a first end and a second end arranged opposite to each other along a length direction thereof, wherein the first end of the heat dissipating structure is configured to twist in a first rotation direction around the length direction of the heat dissipating structure, and the second end of the heat dissipating structure is configured to twist in a second rotation direction opposite to the first rotation direction around the length direction of the heat dissipating structure, such that the heat dissipating channel is arranged in a curved shape. Further, the heat dissipation structure comprises a first heat dissipation part and a second heat dissipation part which are connected with each other, wherein a first end is formed at one end of the first heat dissipation part far away from the second heat dissipation part, a second end is formed at one end of the second heat dissipation part far away from the first heat dissipation part, and the torsion directions of the first heat dissipation part and the second heat dissipation part are opposite, wherein the first heat dissipation part rotates at a first torsion angle A1 along a first rotation direction, the first torsion angle A1 satisfies 0 degrees < A1<90 degrees, and/or the second heat dissipation part rotates at a second torsion angle A2 along a second rotation direction, and the second torsion angle A2 satisfies 0 degrees < A2<90 degrees. The heat dissipation structure is provided with a third end and a fourth end which are oppositely arranged along the width direction of the heat dissipation structure, the third end is positioned at the air inlet, the fourth end is positioned at the air outlet, a torsional center is arranged at the joint of the first heat dissipation part and the second heat dissipation part, a distance L is arranged between the torsional center and the fourth end, and the distance L is adjustable in size. Further, the distances L are gradually increased along the first preset direction, and/or any two distances L in the distances L are inconsistent along the first preset direction, and/or the distances L are divided into a plurality of groups along the first preset direction, wherein the groups of distances L comprise weak wind distance groups and strong wind distance groups which are sequentially arranged, and any distance L in the strong wind distance groups is larger than any distance L in the weak wind distance groups. Further, a space C is arranged between two adjacent heat dissipation structures, wherein the spaces C gradually decrease along a first preset direction, and/or any two spaces C in the spaces C are inconsistent along the first preset direction. Further, a space C is arranged between two adjacent heat dissipation structures, wherein the plurality of spaces C are divided into a plurality of groups along a first preset direction, the plurality of groups of spaces C comprise weak wind space groups and strong wind space groups whi