CN218851186U

CN218851186U - Heat radiator

Info

Publication number: CN218851186U
Application number: CN202222343666.XU
Authority: CN
Inventors: 黄自辉; 杨智勇; 郭燕凌; 马南成
Original assignee: Dongguan Wen Tong Electronic Technology Co ltd
Current assignee: Dongguan Wen Tong Electronic Technology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-04-11
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to a radiator, include: the heat dissipation core body is contacted with an external heating source; the fan mounting frame covers the heat dissipation core body; the heat dissipation fan bracket is arranged on the fan mounting bracket; the fan mounting frame is provided with heat dissipation holes in a penetrating mode, one side, facing the fan mounting frame, of the heat dissipation fan is provided with an air suction opening communicated with the heat dissipation holes, and the side face of the heat dissipation fan is provided with an air outlet communicated with the air suction opening. The utility model can dissipate heat into the air, has simple integral structure and greatly reduces the production cost; on the other hand utilizes radiator fan to strengthen the heat dissipation of radiating core, makes from this in the radiating core and form good circulation of air to based on the structure of blowing up toward outward, the realization need not to consider the dust problem, and then need not to set up the dirt structure of straining, and through expanding the heat outward, avoids appearing the heat and piles up the problem, greatly promotes the radiating effect.

Description

Heat radiator

Technical Field

The utility model belongs to the technical field of the radiator, especially, relate to a radiator.

Background

With the development of technology, electronic devices have more and more functions, and therefore, electronic devices (such as chips) arranged in the electronic devices have more and more functions. Generally, when electronic equipment works, a large amount of heat is generated by electronic devices, and the excessive heat cannot be quickly dissipated and accumulated to generate high temperature, so that the equipment which works is possibly damaged, and the heat sink can effectively solve the problem. The radiator is a layer of good heat-conducting medium attached to the electronic device which generates heat, and can radiate the electronic device which generates heat.

However, there are some drawbacks in the heat dissipation of the heat sink on the market, and specifically, as disclosed in the utility model patent with publication No. CN216792833U, a heat sink with a filtering structure is provided, which includes a heat sink main body and a fan, and further includes a filtering structure, where the filtering structure includes: the mounting box is connected with the air inlet end of the fan, and a first mounting cavity penetrating through the mounting box is formed in the middle of the mounting box; the elastic filter screen is detachably arranged in the first installation cavity; the middle part of the bottom supporting box is provided with a second mounting cavity which penetrates through the bottom supporting box, and the bottom supporting box is also connected with the mounting box; the outer side filter plate is detachably arranged in the second mounting cavity.

Although the radiator disclosed in the above patent document can accumulate external dust on the outer side filter plate and the elastic filter screen to prevent dust from accumulating on the radiator main body, the radiator still has disadvantages, specifically, the structure is too complex, on one hand, the production cost is increased, on the other hand, the working principle is that external wind is blown to a part needing heat dissipation, and in the air blowing process, the air blowing is poor due to the blocking of the filter structure, and after the external wind is blown to the part needing heat dissipation, hot wind is still accumulated, and further the heat dissipation effect is poor.

Therefore, it is necessary to design a heat sink.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radiator aims at solving prior art radiator and because of the structure is too complicated, causes manufacturing cost's improvement to and partial radiator is to blow outside wind to needs radiating position when the heat dissipation, and again because filtration's the blockking of air supply in-process leads to the air supply not good, and blow to needs radiating position after, hot-blast still piles up, and then leads to the not good technical problem of radiating effect.

In order to achieve the above object, an embodiment of the present invention provides a heat sink, including:

the heat dissipation core body is contacted with an external heating source;

the fan mounting frame covers the heat dissipation core body;

the heat dissipation fan frame is arranged on the fan mounting frame;

the fan mounting frame is provided with a heat dissipation hole in a penetrating mode, one surface, facing the fan mounting frame, of the heat dissipation fan is provided with an air suction opening communicated with the heat dissipation hole, and the side face of the heat dissipation fan is provided with an air outlet communicated with the air suction opening.

Optionally, the heat dissipation core includes:

the heat source contact seat is in contact with an external heating source and is used for absorbing heat on the external heating source;

and the heat dissipation module is fixedly attached to the heat source contact seat and used for dissipating heat of the heat source contact seat.

Optionally, the heat dissipation module includes a heat dissipation substrate fixedly attached to the heat source contact base, and a plurality of heat dissipation fins fixed on a surface of the heat dissipation substrate; the plurality of radiating fins are welded and fixed side by side along the length direction of the radiating substrate.

Optionally, the heat dissipation module and the heat source contact base are integrally formed, and the lower surface of the heat dissipation module is fixedly attached to the upper surface of the heat source contact base, so as to form an inverted boss shape.

Optionally, opposite corners of the fan mounting rack are respectively protruded upwards to form a fan mounting column, and opposite corners of the cooling fan are respectively protruded outwards to form a nesting seat matched with the fan mounting column; the fan mounting post is inserted in the nesting seat to realize that the radiating fan frame is arranged on the fan mounting frame.

Optionally, two opposite sides of the fan mounting bracket are respectively bent downward to form a wrapping wing, and the fan mounting bracket and the two wrapping wings enclose to form an enclosing space adapted to the width of the heat dissipation core; the heat dissipation core is accommodated in the surrounding space, the upper surface of the heat dissipation core is tightly attached to the fan mounting frame, and two side edges of the heat dissipation core are tightly attached to the cladding wings.

Optionally, the heat sink further comprises an external fixing frame; the external fixing frame is fixedly arranged on the heat dissipation core body and used for fixing the heat dissipation core body on an external heating source.

Optionally, the external fixing frame includes a pair of external arms symmetrically disposed on two sides of the bottom of the heat dissipation core, and a fastening hole is formed through an outermost end of each external arm.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the radiator have one of following technological effect at least: when the radiator is used, the heat dissipation core body is in direct contact with an external heating source, so that the heat of the external heating source is transmitted to the heat dissipation core body, on one hand, the heat dissipation core body is utilized to increase the heat dissipation area, and further, the heat can be dissipated into the air through the high-efficiency heat dissipation of the heat dissipation core body, the overall structure is simple, and the production cost is greatly reduced; on the other hand utilizes radiator fan to strengthen the heat dissipation of heat dissipation core, radiator fan is at the during operation, the heat that the heat dissipation core gived off inhales from louvre and suction opening, discharge from the air outlet again, make from this in the heat dissipation core and form good circulation of air, and based on the structure of blowing up toward outer, the realization need not to consider the dust problem, and then need not to set up the dirt structure of straining, and through expanding the heat outward, avoid appearing the heat and pile up the problem, greatly promote the radiating effect and then the heat outwards transmits soon, the radiating effect is splendid.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a perspective view of a heat sink according to an embodiment of the present invention under a first vision.

Fig. 2 is a perspective view of a heat sink according to an embodiment of the present invention under a second vision.

Fig. 3 is a schematic diagram of a preliminary decomposition of the heat sink according to an embodiment of the present invention.

Fig. 4 is a completely exploded schematic view of a heat sink according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of the heat dissipation core provided by the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

100. a heat dissipation core; 110. A heat source contact base; 120. A heat dissipation module;

130. a heat-dissipating substrate; 140. A heat sink; 200. A fan mounting bracket;

210. heat dissipation holes; 220. A fan mounting post; 230. Coating the wing;

300. a heat radiation fan; 310. An air suction opening; 320. An air outlet;

330. a nesting seat; 400. The external fixed mount; 410. An external arm;

420. fastening holes.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, 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 functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 4, a heat sink is provided, which includes a heat dissipating core 100, a fan mounting bracket 200 and a heat dissipating fan 300.

The heat dissipation core 100 is in contact with an external heat source; the fan mounting bracket 200 is covered on the heat dissipation core 100; the heat dissipation fan 300 is mounted on the fan mounting bracket 200; the fan mounting bracket 200 is provided with a heat dissipating hole 210 through the opening, one surface of the heat dissipating fan 300 facing the fan mounting bracket 200 is provided with an air suction opening 310 communicated with the heat dissipating hole 210, and the side surface of the heat dissipating fan 300 is provided with an air outlet 320 communicated with the air suction opening.

Specifically, in this embodiment, when the heat sink of the present invention is in use, the heat dissipation core 100 directly contacts with an external heat source, so as to transmit heat from the external heat source to the heat dissipation core 100, on one hand, the heat dissipation core 100 is utilized to increase the heat dissipation area, so as to dissipate heat into the air through efficient heat dissipation of the heat dissipation core 100 itself, and the overall structure is simple, thereby greatly reducing the production cost; on the other hand utilizes radiator fan 300 to strengthen the heat dissipation of heat dissipation core 100, radiator fan 300 is at the during operation, the heat that heat dissipation core 100 gived off inhales from louvre 210 and suction opening 310, discharge from air outlet 320 again, make from this in the heat dissipation core 100 and form good circulation of air, and based on the structure of blowing up outward, the realization need not to consider the dust problem, and then need not to set up the dirt structure, and through expanding the heat outward, avoid appearing the heat and pile up the problem, greatly promote the radiating effect and then the outside transmission of heat is fast, the radiating effect is splendid.

In another embodiment of the present invention, as shown in fig. 2 and 5, the heat dissipating core 100 includes:

a heat source contact socket 110, the heat source contact socket 110 being in contact with an external heat source for absorbing heat from the external heat source;

and the heat dissipation module 120, the heat dissipation module 120 is fixedly attached to the heat source contact base 110, and is used for dissipating heat of the heat source contact base 110.

Specifically, in this embodiment, the heat dissipation core 100 effectively fuses the heat source contact base 110 and the heat dissipation module 120, wherein the heat source contact base 110 contacts an external heat source to rapidly transfer heat generated by the heat source to the heat dissipation module 120, so that the heat dissipation module 120 is utilized to greatly increase a heat dissipation area, and the air flow is enhanced by virtue of the structural advantages of the heat dissipation module 120, and heat generated by the external heat source is rapidly dissipated to the surrounding environment through the heat dissipation module 120.

In another embodiment of the present invention, as shown in fig. 5, the heat dissipation module 120 includes a heat dissipation substrate 130 fixedly attached to the heat source contact base 110 and a plurality of heat dissipation fins 140 fixed on a surface of the heat dissipation substrate 130; the plurality of heat dissipation fins 140 are welded and fixed side by side along the longitudinal direction of the heat dissipation substrate 130. Specifically, in this embodiment, the heat dissipation module 120 is configured to have a structure formed by a plurality of the heat dissipation fins 140, so that the contact area between the heat dissipation module 120 and the outside air is increased, which is more beneficial to dissipation of heat on each of the heat dissipation fins 140, thereby greatly improving the heat dissipation efficiency of the heat dissipation module 120.

In another embodiment of the present invention, as shown in fig. 5, the heat dissipation module 120 is integrally formed with the heat source contact base 110, and the lower surface of the heat dissipation module 120 is fixedly attached to the upper surface of the heat source contact base 110, thereby forming an inverted boss shape. Specifically, in this embodiment, the heat dissipation module 120 and the heat source contact base 110 are fixedly attached to each other, and the heat dissipation module 120 and the heat source contact base 110 are welded together to form the heat dissipation module 120, so that the welding quality of the heat dissipation module 120 is more stable, the manual intervention is reduced, the labor intensity is reduced, and the production efficiency and the product quality are effectively improved.

In another embodiment of the present invention, as shown in fig. 1 and 3, the opposite corners of the fan mounting bracket 200 are respectively formed with a fan mounting post 220 protruding upward, and the opposite corners of the heat dissipating fan 300 are respectively formed with a nesting seat 330 protruding outward and adapted to the fan mounting post 220; the fan mounting post 220 is inserted into the socket 330 to mount the heat dissipating fan 300 on the fan mounting bracket 200. Specifically, in this embodiment, a splicing structure is disposed between the fan mounting bracket 200 and the heat dissipation fan 300, and the splicing structure can effectively splice the fan mounting bracket 200 and the heat dissipation fan 300 by using the fan mounting posts 220 and the nesting seats 330, so that the heat dissipation fan 300 can be fixedly installed. In the installation process of the heat dissipation fan 300, the fan mounting posts 220 can be inserted into the nesting seats 330, so that the heat dissipation fan 300 is fixed on the fan mounting rack 200.

In another embodiment of the present invention, as shown in fig. 1 and 4, two opposite sides of the fan mounting bracket 200 are respectively bent downward to form a covering wing 230, and the fan mounting bracket 200 and the two covering wings 230 enclose an enclosing space adapted to the width of the heat dissipating core 100; the heat dissipation core 100 is accommodated in the enclosure space, the upper surface of the heat dissipation core 100 is tightly attached to the fan mounting bracket 200, and two side edges of the heat dissipation core 100 are tightly attached to the covering wings 230. Specifically, in the present embodiment, by providing a pair of the covering wings 230 on both sides of the fan mounting bracket 200, the heat dissipation core 100 can be stably clamped in the surrounding space by the two covering wings 230. In addition, the fan mounting frame 200 and the heat dissipation core 100 are clamped and fixed, so that clamping and assembling can be performed on site, time and labor are saved, and meanwhile, on-site welding is not needed any more, and the fan mounting frame is more environment-friendly and safer.

In another embodiment of the present invention, as shown in fig. 1 to 4, the heat sink further includes an external fixing frame 400; the external fixing frame 400 is fixedly disposed on the heat dissipating core 100, and is used for fixing the heat dissipating core 100 to an external heat source. Specifically, in this embodiment, by additionally providing the external fixing frame 400, the convenience of the radiator during use can be effectively improved, and the stability of the radiator during use is improved.

As shown in fig. 2 and 4, the external fixing frame 400 includes a pair of external arms 410 symmetrically disposed at two sides of the bottom of the heat dissipation core 100, and a fastening hole 420 is formed through an outermost end of each of the external arms 410. Specifically, the external fixing frame 400 can fix the heat dissipation core 100 to an external heat source by arranging the external arm 410, and the external arm 410 is fixed to the external heat source by using the fastening hole 420 of the external arm 410, so as to fix the heat dissipation core 100 to the external heat source.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A heat sink, comprising:

the heat dissipation core body is contacted with an external heating source;

the fan mounting frame covers the heat dissipation core body;

the heat dissipation fan frame is arranged on the fan mounting frame;

the fan mounting rack is provided with heat dissipation holes in a penetrating mode, one surface, facing the fan mounting rack, of the heat dissipation fan is provided with an air suction opening communicated with the heat dissipation holes, and the side face of the heat dissipation fan is provided with an air outlet communicated with the air suction opening.

2. The heat sink of claim 1, wherein: the heat dissipation core includes:

3. The heat sink of claim 2, wherein: the heat dissipation module comprises a heat dissipation substrate fixedly attached to the heat source contact base and a plurality of heat dissipation fins fixed on the surface of the heat dissipation substrate; the plurality of radiating fins are welded and fixed side by side along the length direction of the radiating substrate.

4. The heat sink of claim 2, wherein: the heat dissipation module and the heat source contact seat are integrally formed, and the lower surface of the heat dissipation module is fixedly attached to the upper surface of the heat source contact seat, so that an inverted boss shape is formed.

5. The heat sink of claim 1, wherein: opposite corners of the fan mounting rack are respectively upwards protruded to form a fan mounting column, and opposite corners of the heat radiation fan are respectively outwards protruded to form an embedded seat matched with the fan mounting column; the fan mounting column is inserted in the nesting seat to realize that the radiating fan is erected on the fan mounting frame.

6. The heat sink of claim 1, wherein: two opposite sides of the fan mounting rack are respectively bent downwards to form a wrapping wing, and the fan mounting rack and the two wrapping wings are enclosed to form an enclosing space matched with the width of the heat dissipation core body; the heat dissipation core is accommodated in the surrounding space, the upper surface of the heat dissipation core is tightly attached to the fan mounting frame, and two side edges of the heat dissipation core are tightly attached to the cladding wings.

7. The heat sink according to any one of claims 1-6, wherein: the radiator also comprises an external fixed frame; the external fixing frame is fixedly arranged on the heat dissipation core body and used for fixing the heat dissipation core body on an external heating source.

8. The heat sink of claim 7, wherein: the external fixing frame comprises a pair of external arms symmetrically arranged on two sides of the bottom of the heat dissipation core body, and the outermost end of each external arm is provided with a fastening hole in a penetrating mode.