CN212649996U

CN212649996U - Radiating fin group distributed in ladder shape

Info

Publication number: CN212649996U
Application number: CN202021820419.9U
Authority: CN
Inventors: 胡文杰
Original assignee: Sihui Hongyi Electronic Technology Co ltd
Current assignee: Sihui Hongyi Electronic Technology Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-03-02
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a be heat dissipation fin group that echelonment distributes belongs to heat dissipation technical field. The utility model is formed by buckling and connecting a plurality of groups of radiating fins which are arranged in parallel and have different heights in sequence, thereby leading the air outlet to be in a ladder-shaped structure, increasing the radiating area and improving the radiating performance; each radiating fin is composed of a front side face, a rear side face and a central plane, wherein the front side face and the rear side face are far away from the central plane and extend to form a clamp used for clamping, the central plane is provided with a clamping hook extending towards the clamping groove, a clamping groove used for containing the clamping hook and the clamp is arranged between the clamp and the central plane, when the radiating fin locking device is used, the clamping hook of the upper-level radiating fin is inserted into the clamping groove, then the clamp of the lower-level radiating fin is inserted into the clamping groove, and therefore the clamping hook of the upper-level radiating fin is locked in the clamping groove, and finally a stable locking structure in the three-dimensional direction is.

Description

Radiating fin group distributed in ladder shape

Technical Field

The utility model relates to a heat dissipation technical field, concretely relates to be heat radiation fin group that echelonment distributes.

Background

With the development of electronic industry technology, the transistor density of various chips is increasing day by day, and in order to make the cpu operate stably, a high-efficiency heat sink is now necessary. The most common and effective method: the fan is used for driving air to flow, so that the air exchanges heat with the heat-collecting radiating fin group to take away the heat of the radiating fins to achieve the purpose of cooling. The heat radiation fin group is assembled by a plurality of heat radiation fins, the prior art mostly adopts direct front-back clamping connection between adjacent heat radiation fins, the connection structure has high requirement on the stamping precision of the heat radiation fins and low stamping efficiency, and meanwhile, the stability along the direction vertical to the installation direction is not high after the heat radiation fins are installed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be the radiating fin group of echelonment distribution.

The technical scheme of the utility model is that: a radiating fin group distributed in a step shape is formed by buckling and connecting a plurality of groups of radiating fins arranged in parallel with different heights in sequence, so that a plurality of radiating air channels arranged in parallel are formed, one side of each radiating air channel is an air inlet, the other side of each radiating air channel is an air outlet, and the air outlets of the radiating fin group are in a step-shaped structure; the radiating fins comprise a front side surface, a rear side surface and a central plane, the front side surface and the rear side surface have the same structure, a clamp for clamping extends from the front side surface and the rear side surface to the direction away from the central plane, a clamping hook extends from the central plane to the clamping groove, a clamping groove for accommodating the clamping hook and the clamp is arranged between the clamp and the central plane, the clamping hook of the upper-stage radiating fin is clamped at the top end of the clamping groove, and the clamping hook is locked in the clamping groove through the clamp of the lower-stage radiating fin;

according to the further technical scheme, the front side face is provided with an upper group of clips and a lower group of clips and clamping grooves, and the central plane is correspondingly provided with an upper group of hooks and a lower group of hooks.

The utility model has the advantages that:

the utility model has simple structure, improves the structure of the heat radiation fins in the prior art, and the heat radiation fins arranged in parallel with different heights are sequentially buckled and connected, so that the air outlet of the heat radiation fin group is in a ladder-shaped structure, the heat radiation area is increased, and the heat radiation performance is improved; and adjacent three cooling fin can form the locking structure of three-dimensional direction, for the buckle of two adjacent cooling fin in the prior art center is connected, and is lower to cooling fin's punching press precision requirement, and the structural stability after the equipment is higher, is fit for promoting production.

Drawings

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

fig. 2 is a schematic structural view of the heat dissipation fin shown in fig. 1.

The heat dissipation structure comprises a heat dissipation fin 1, a heat dissipation fin 11, a front side face 12, a rear side face 13, a central plane 2, an air inlet 3, an air outlet 4, a clamp 5, a clamping groove 6 and a clamping hook.

Detailed Description

The invention will be further elucidated below by means of non-limiting examples, with the understanding that the invention is not limited thereto.

As shown in fig. 1-2, the present invention relates to a heat dissipation fin set distributed in a step shape, wherein the heat dissipation fin set 1 is formed by fastening and connecting a plurality of heat dissipation fins 1 arranged in parallel, so as to form a plurality of heat dissipation air channels arranged in parallel, one side of each heat dissipation air channel is an air inlet 2, the other side of each heat dissipation air channel is an air outlet 3, and the heat dissipation fins 1 are arranged in a step shape, so as to ensure that the air outlets 3 of the heat dissipation fin set 1 are in a step shape; the stepped structure of the air outlets 3 of the radiating fins 1 can increase the radiating area and improve the radiating performance, and the radiating fins 1 form a vacant space to accommodate other components of the notebook computer, so that the internal structure of the notebook computer is more compact.

The heat dissipation fin 1 comprises a front side surface 11, a rear side surface 12 and a central plane 13, the front side surface 11 and the rear side surface 12 have the same structure, the front side surface 11 and the rear side surface 12 extend away from the central plane 13 and are provided with an upper group of clamps 4 and a lower group of clamps 4, the central plane 13 correspondingly extends towards the clamp grooves 5 and is provided with an upper group of clamps 6 and a lower group of clamp grooves 5 for containing the clamps 6 and the clamps 4, when the heat dissipation fin is installed, the clamps 6 of the upper stage of heat dissipation fin 1 are firstly inserted into the clamp grooves 5, and then the clamps 4 of the lower stage of heat dissipation fin 1 are inserted into the clamp grooves 5 so as to lock the clamps 6 of the upper stage of heat dissipation fin 1 in the clamp grooves 5; the hook 6 and the slot 5 of the upper-stage radiating fin 1 form a locking structure along the direction of the central plane 13 of the upper-stage radiating fin 1, and the clips 4 and the slot 5 of the lower-stage radiating fin 1 form locking structures along the directions of the front side surface 11 and the back side surface 12, so that the adjacent three radiating fins 1 form a locking structure in the three-dimensional direction, the requirement on the stamping precision of the radiating fins 1 is lower, the structural stability after assembly is higher, and the radiating fin is suitable for popularization and production.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A heat radiation fin group which is distributed in a ladder shape is characterized in that: the radiating fin group is formed by sequentially buckling and connecting a plurality of groups of radiating fins which are arranged in parallel and have different heights, so that a plurality of radiating air channels which are arranged in parallel are formed, one side of each radiating air channel is an air inlet, the other side of each radiating air channel is an air outlet, and the air outlets of the radiating fin group are of a stepped structure; radiating fin comprises leading flank, trailing flank, midplane, the leading flank is the same with the structure of trailing flank, the leading flank keeps away from the midplane direction with the trailing flank and extends to have the checkpost that is used for the joint, the midplane extends to draw-in groove department and is provided with the trip, be equipped with the draw-in groove that is used for holding trip, checkpost between checkpost and the midplane, the top card of draw-in groove is equipped with the trip of last one-level radiating fin and locks the trip in the draw-in groove through next one-level radiating fin's checkpost.

2. The set of heat dissipating fins arranged in a stepped configuration as set forth in claim 1, wherein: an upper group of clips, a lower group of clips and a clamping groove are arranged on the front side surface, and an upper group of hooks and a lower group of hooks are correspondingly arranged on the central plane.