CN219015057U - V-shaped fin of radiator - Google Patents

Abstract

The utility model discloses a V-shaped fin of a radiator, which comprises a lower head located on the bottom side and an upper head located on the upper side. Evenly spaced radiating pipes are installed between the heads, and the radiating pipes are arranged in a flat pipe body structure. After entering the heat medium in the lower head, the heat medium is dispersed and enters the radiating pipes and spreads upwards to the upper head. The end position of each heat dissipation fin of the device is also provided with a heat dissipation baffle. The heat dissipation baffle is arranged at the air outlet end where the air flows out, and the heat dissipation baffle is perpendicular to the heat dissipation fins. After setting in this way, the external heat dissipation airflow passes through When the air flows through the gap, it will inevitably be blocked by the heat dissipation baffle, increasing the contact area between the air and the heat dissipation fins and the heat dissipation baffle, and the residence time in the air circulation gap, thereby increasing the heat transfer efficiency and heat transfer quality of the air. The overall structure setting is very ingenious and reasonable, and effectively increases the heat exchange efficiency.

Description

V-shaped fins of a radiator

technical field

The utility model relates to a fin structure in the technical field of radiators, in particular to a V-shaped fin of a radiator.

Background technique

In the prior art, the radiator mainly conducts the heat in the heat medium to the heat dissipation fins, and then generates heat exchange through the contact of the heat dissipation fins with the external air or the cold medium, thereby reducing the temperature of the internal heat medium and achieving heat dissipation. the goal of.

In the prior art, the shape of the heat dissipation fins directly affects the heat dissipation efficiency and heat dissipation quality. In the prior art, the shape of the radiator can be set into a wave-shaped structure, a parallel plate structure, a labyrinth structure, etc., and the most common shape It is arranged in a V-shaped structure.

For example: application publication number: the technical scheme of CN 106121803 A has just disclosed " radiator ", and in this technical scheme just heat dissipation fin is set to V-shaped structure, and the radiator of V-shaped structure can mainly be arranged in limited space. More heat dissipation fins, the number of heat dissipation fins directly determines the heat transfer area, so that after increasing the heat transfer area, the heat transfer efficiency can be increased accordingly.

However, in the existing V-shaped fin structure, even if the heat exchange area is increased, when the air used for heat exchange passes through the V-shaped fin, the contact between the air and the V-shaped fin is not thorough enough, and it is often skipped directly. The heat exchange efficiency of this method is not high, and the contact between the heat-exchanged air and the V-shaped fins is relatively weak.

Therefore, in order to solve the above problems, it is necessary to develop a radiator V-shaped fin that can increase the contact area between the V-shaped fin and the air and increase the heat exchange efficiency.

Utility model content

The purpose of this utility model is to provide a kind of radiator V-shaped fin for the deficiencies existing in the prior art; Its technical scheme is as follows:

A V-shaped fin of a radiator, comprising a lower head located on the bottom side and an upper head located on the upper side, the positions of the upper and lower lower heads and the upper head are corresponding, and the lower head and the upper head are installed There are radiating pipes evenly spaced, and the radiating pipes are arranged in a flat tube body structure. After entering the heat medium in the lower head, the heat medium is dispersed and enters into the radiating pipes and spreads upwards to the upper head.

V-shaped continuously installed heat dissipation fins are also arranged between adjacent heat dissipation pipes in the heat dissipation pipes, and an air circulation gap is formed between adjacent heat dissipation fins, and the external air flows through the air circulation gap and is connected with the The cooling fins reduce the temperature of the internal heat medium after heat exchange.

A heat dissipation baffle is also installed at the tail end of each heat dissipation fin. The heat dissipation baffle is located at the air outlet end of the air circulation gap, and the heat dissipation baffle and the heat dissipation fin are installed vertically. When the air flow gap between the cooling fins flows out, it will be blocked by the cooling fins.

Preferably, at least one side of each heat dissipation fin is provided with a vertical heat dissipation baffle, and the positions of the heat dissipation baffles on two adjacent heat dissipation fins are set correspondingly so that the heat dissipation baffles will not touch.

Preferably, the lower head is provided with a liquid inlet pipe, and the upper head is provided with a liquid outlet pipe.

Preferably, the heat dissipation pipes, heat dissipation fins and heat dissipation baffles are all made of copper or aluminum materials that are easy to conduct heat.

Preferably, the heat dissipation baffle on each heat dissipation fin is arranged at the middle position of the heat dissipation fin, and the two ends of the heat dissipation fin are not in contact with the heat dissipation pipes on both sides.

Preferably, the length of the heat dissipation baffle is set to two-thirds of the length of the heat dissipation fins, and the width of the heat dissipation baffle is set to 1-2 mm.

Preferably, the included angle between adjacent heat dissipation fins in the heat dissipation fins is set to 30-60°.

Beneficial effects: the utility model has the following beneficial effects:

1) In this device, V-shaped heat dissipation fins are arranged between two adjacent heat dissipation pipes, and heat dissipation baffles are also provided at the tail end of each heat dissipation fin. The air outlet end, and the heat dissipation baffle is perpendicular to the heat dissipation fins. After this setting, when the external heat dissipation airflow passes through the air circulation gap, it will inevitably be blocked by the heat dissipation baffle, increasing the contact between the air and the heat dissipation fins and the heat dissipation baffle. The area and the residence time inside the air circulation gap can increase the heat exchange efficiency and heat exchange quality of the air. The overall structure setting is very ingenious and reasonable, and can effectively increase the heat exchange efficiency;

2) The heat dissipation baffle on each heat dissipation fin in this device can be set on one side alone, or on both sides when the wave pitch is large or in special occasions; in the case of insufficient space, it can be set on one side only Heat dissipation baffles, and when the wave pitch is large and the space is sufficient, heat dissipation baffles can be installed on both sides of the heat dissipation fins, which is more reasonable in structure;

3) In this device, the position of the cooling baffle on the cooling fins should be set reasonably. The positions are set accordingly, and they will not touch each other. It is more reasonable for the air to enter the gap and be blocked from collision, and the heat exchange efficiency is further increased.

Description of drawings

Fig. 1 is a structural diagram of the utility model;

Figure 2 is an enlarged view of A in Figure 1;

Fig. 3 is a B-B sectional view in Fig. 2 .

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, further clarifies the utility model, and this embodiment implements under the premise of the technical solution of the utility model, and it should be understood that these examples are only used to illustrate the utility model and are not intended to limit the utility model range.

As shown in Fig. 1, Fig. 2 and Fig. 3, a V-shaped fin of a radiator includes a lower cap 1 on the bottom side and an upper cap 2 on the upper side, and a lower cap 1 and an upper cap on the upper and lower sides. The positions of the heads 2 are corresponding, and there are evenly spaced heat dissipation pipes 3 installed between the lower head 1 and the upper head 2. The heat dissipation pipes 3 are set in a flat tube structure. After entering the heat medium in the lower head 1, it is dispersed into the The heat dissipation pipe 3 spreads upwards into the upper sealing head 2 .

V-shaped continuously installed heat dissipation fins 4 are also arranged between adjacent heat dissipation pipes 3 in the heat dissipation pipes 3, and air circulation gaps 5 are formed between adjacent heat dissipation fins 4, and external air flows through the air circulation gaps 5. After exchanging heat with the cooling fins 4, the temperature of the internal heat medium is reduced.

A heat dissipation baffle 6 is also installed at the tail end of each heat dissipation fin 4, and the heat dissipation baffle 6 is located at the air outlet end of the air circulation gap 5, and the heat dissipation baffle 6 and the heat dissipation fin 4 are installed vertically, and the external air flows from When the air flow gap 5 between the cooling fins 4 flows out, it will be blocked by the cooling fins 6 .

At least one side of each heat dissipation fin 4 is provided with a vertical heat dissipation baffle 6 , and the positions of the heat dissipation baffles 6 on two adjacent heat dissipation fins 4 are set correspondingly so that the heat dissipation baffles 6 will not touch.

The lower head 1 is provided with a liquid inlet pipe 7, and the upper head 2 is provided with a liquid outlet pipe 8; the heat dissipation pipe 3, the heat dissipation fin 4 and the heat dissipation baffle 6 are all made of copper or aluminum materials that are easy to conduct heat .

The heat dissipation baffle 6 on each heat dissipation fin 4 is arranged at the middle position of the heat dissipation fin 4 , and the two ends of the heat dissipation fin 4 are not in contact with the heat dissipation pipes 3 on both sides.

The length of heat dissipation baffle 6 is set to two-thirds of the length of heat dissipation fin 4, and the width of heat dissipation baffle 6 is set accordingly, so that two heat dissipation baffles 6 adjacent up and down can not contact; The included angle between the cooling fins 4 is set to 30-60°. In this device, V-shaped heat dissipation fins are arranged between two adjacent heat dissipation pipes, and heat dissipation baffles are also provided at the tail end of each heat dissipation fin. end, and the heat dissipation fins are perpendicular to the heat dissipation fins. After this setting, when the external heat dissipation airflow passes through the air circulation gap, it will inevitably be blocked by the heat dissipation fins, increasing the contact area between the air, the heat dissipation fins and the heat dissipation fins and The residence time inside the air circulation gap increases the heat exchange efficiency and heat exchange quality of the air. The overall structure setting is very ingenious and reasonable, and effectively increases the heat exchange efficiency.

The heat dissipation baffle on each heat dissipation fin in this device can be set on one side alone, or can be set on both sides when the wave pitch is large or in special occasions; in the case of insufficient space, the heat dissipation baffle can only be set on one side fins, and the wave pitch is large, and the space is sufficient, heat dissipation baffles can be installed on both sides of the heat dissipation fins, which is more reasonable in structure.

In this device, the position of the cooling fins on the cooling fins is reasonably set, the length is set to two-thirds of the cooling fins, and the width is set to 1-2mm accordingly. The width should not be too wide, and the positions of the upper and lower cooling fins are corresponding It is more reasonable for the air to enter the gap, the air is blocked and the collision is blocked, and the heat exchange efficiency is further increased.

The above-mentioned specific implementation is only a preferred embodiment of the utility model, and is not used to limit the implementation of the utility model and the scope of the claims. All equivalent changes and modifications made according to the content of the patent protection scope of the utility model application are all Should be included in the utility model patent application scope.

Claims (7)

1. A V-fin for a heat sink, comprising: the heat dissipation device comprises a lower seal head (1) positioned at the bottom side and an upper seal head (2) positioned at the upper side, wherein the positions of the lower seal head (1) and the upper seal head (2) at the upper side and the lower side correspond to each other, a heat dissipation pipe (3) with uniform intervals is arranged between the lower seal head (1) and the upper seal head (2), the heat dissipation pipe (3) is of a flat pipe body structure, and the heat dissipation pipe (3) is dispersed into the heat dissipation pipe (3) to spread upwards into the upper seal head (2) after entering a heat medium in the lower seal head (1);

the heat dissipation device is characterized in that V-shaped continuously installed heat dissipation fins (4) are further arranged between adjacent heat dissipation tubes (3) in the heat dissipation tubes (3), air circulation gaps (5) are formed between the adjacent heat dissipation fins (4), and the temperature of an internal heat medium is reduced after external air flows through the air circulation gaps (5) and exchanges heat with the heat dissipation fins (4);

the tail end part of each radiating fin (4) is also provided with a radiating baffle (6), the radiating baffle (6) is positioned at the air outlet end of the air circulation gap (5), the radiating baffle (6) and the radiating fins (4) are vertically arranged, and when outside air flows out from the air circulation gap (5) between the radiating fins (4), the outside air is blocked by the radiating baffle (6).

2. A heat sink V-fin as defined in claim 1, wherein: at least one side of each radiating fin (4) is provided with a vertical radiating baffle (6), and the positions of the radiating baffles (6) on two adjacent radiating fins (4) are correspondingly arranged, so that the radiating baffles (6) cannot touch.

3. A heat sink V-fin as defined in claim 1, wherein: the lower end enclosure (1) is provided with a liquid inlet pipe (7), and the upper end enclosure (2) is provided with a liquid outlet pipe (8).

4. A heat sink V-fin as defined in claim 1, wherein: the radiating pipe (3), the radiating fins (4) and the radiating baffle (6) are made of copper or aluminum materials which are easy to conduct heat.

5. A heat sink V-fin as defined in claim 2, wherein: the heat dissipation baffle plates (6) on each heat dissipation fin (4) are arranged at the middle positions of the heat dissipation fins (4), and the two ends of the heat dissipation fins (4) are not contacted with the heat dissipation tubes (3) on the two sides.

6. A heat sink V-fin as defined in claim 5, wherein: the length of the heat dissipation baffle plate (6) is set to be two thirds of the length of the heat dissipation fin (4), and the width of the heat dissipation baffle plate (6) is set to be 1-2mm.

7. A heat sink V-fin as defined in claim 1, wherein: the included angle between every two adjacent radiating fins (4) in the radiating fins (4) is set to be 30-60 degrees.

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