CN216852949U - Radiating fin - Google Patents

Abstract

The utility model relates to the technical field of radiators; the utility model discloses a radiating fin, its heat dissipation main part including setting up the cavity, the medial surface of heat dissipation main part is equipped with polylith forced air cooling piece, the lateral surface of heat dissipation main part is equipped with the water pipe that is used for mobile cooling water and increases heat radiating area's diffusion piece. The air cooling sheet of the utility model is positioned in the electric box, the fan is arranged in the electric box, hot air brings heat to the air cooling sheet through the fan, the heat is transferred to the outside through the heat dissipation main body, and then the cooling water of the water tank flows through the external water pipe, thereby realizing bringing heat away; because the air cooling piece of the heat dissipation main body is positioned in the electric box, an air outlet is not needed, oil mist and dust in an external processing environment can be prevented from entering the electric box, and the effect of keeping air in the electric box clean is achieved.

Description

Radiating fin

Technical Field

The utility model belongs to the technical field of the electronic box heat dissipation and specifically relates to a fin.

Background

With the advance of industrial automation, more and more enterprises use automation control equipment, and the automation control equipment needs to use an electric box, but the circuit board of the electric box generates more heat due to long operation time and high operation frequency, so that the heat in the electric box needs to be brought to the outside of the electric box through a fan. Therefore, the heat is firstly dissipated through the heat dissipation sheet and then cooled through the fan in a common heat dissipation mode of the electric box; however, in this way, an air outlet needs to be reserved to face the fan, so that oil mist and dust processed outside can enter the electric box, air in the electric box is not clean, and air pressure components in the electric box are prone to being stained with oil smoke and dust; secondly, the heat dissipation speed is not fast enough.

Therefore, improvements and developments in the prior art are yet to be made.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fin aims at solving current fin cooperation electronic box and uses and need set up the air outlet, leads to the oil mist and the dust of outside processing to get into inside the electronic box to and do not have the technical problem of secondary heat dissipation function.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: a radiating fin comprises a radiating main body with a cavity, wherein a plurality of air cooling fins are arranged on the inner side surface of the radiating main body, and a water pipe for flowing cooling water and a diffusion fin for increasing the radiating area are arranged on the outer side surface of the radiating main body.

The radiating fin is characterized in that the air cooling fin, the water pipe, the diffusing fin and the radiating main body are of an integrated structure.

The cooling fin, wherein, the cavity is provided with two-layerly, is first cavity layer and second cavity layer respectively, first cavity layer is close to the forced air cooling piece, first cavity layer is pressed close to on second cavity layer, and the lateral surface and the water piping connection on second cavity layer.

The radiating fin is characterized in that the first cavity layer is provided with a plurality of first cavities, and the second cavity layer is provided with a plurality of second cavities.

The width of the first cavity is larger than that of the second cavity, and the thickness of the first cavity is smaller than that of the second cavity.

The radiating fins are characterized in that the number of the water pipes is two, the two water pipes are respectively positioned on two sides of the outer side surface of the radiating body, and the diffusion sheet is arranged between the two water pipes.

The radiating fin is characterized in that the height of the diffusion sheet is lower than the diameter of the water pipe.

The radiating fin, wherein, radiating main part both ends are equipped with the screw hole that is used for the installation respectively.

The radiating fin is characterized in that the radiating main body is made of aluminum.

Has the advantages that: the air cooling sheet of the utility model is positioned in the electric box, the fan is arranged in the electric box, hot air brings heat to the air cooling sheet through the fan, the heat is transferred to the outside through the heat dissipation main body, and then the cooling water of the water tank flows through the external water pipe, thereby realizing bringing heat away; because the air cooling piece of the heat dissipation main body is positioned in the electric box, an air outlet is not needed, oil mist and dust in an external processing environment can be prevented from entering the electric box, and the effect of keeping air in the electric box clean is achieved.

Drawings

Fig. 1 is a first axial view of the present invention.

Fig. 2 is an isometric view of the present invention in a second orientation.

Fig. 3 is an isometric view of the present invention in a third orientation.

Fig. 4 is a perspective view of the first direction of the installation of the present invention.

Fig. 5 is a perspective view of the present invention in a second direction of use.

Fig. 6 is a perspective view of the present invention in a third direction.

Fig. 7 is an enlarged view of a portion a of fig. 6 according to the present invention.

Fig. 8 is a perspective view of the electric box of the present invention with the top cover removed.

Fig. 9 is an enlarged view of a portion B of fig. 8 according to the present invention.

In the figure: 1. the heat radiation structure comprises a heat radiation main body, 2. air cooling fins, 3. water pipes, 4. diffusion sheets, 5. cavities, 6. a first cavity layer, 7. a second cavity layer, 8. a first cavity, 9. a second cavity, 10. screw holes, 100. an electric box, 200. a heat radiation fin cover, 300. a fan, 400. a water tank, 500. a base, 600. a water pump and 700. a spiral water pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the present invention discloses a heat sink, which comprises a heat dissipating body 1 with a cavity 5, wherein a plurality of air cooling fins 2 are arranged on the inner side surface of the heat dissipating body 1, and a water pipe 3 for flowing cooling water and a diffusion sheet 4 for increasing the heat dissipating area are arranged on the outer side surface of the heat dissipating body 1; the two water pipes 3 are respectively positioned at two sides of the outer side surface of the heat dissipation body, and the diffusion sheet 4 is arranged between the two water pipes 3.

Preferably, the diffusion sheet 4 has five sheets and is uniformly distributed between the two water pipes 3. The diffusion sheet can further enable the temperature of the heat dissipation body and the outside air to exchange heat, thereby achieving the effect of reducing the temperature.

When using, as shown in fig. 4-9, the utility model discloses an air-cooling piece 2 is located the inside side of electronic box 100, and diffusion piece 4 one side of fin exposes in the surface of electronic box 100 to installation fin cover 200 in electronic box 100, fin cover 200 covers the fin, fan 300 is installed to the bottom of fin cover 200, and fan 300 takes out the steam at electronic box 100 top down, takes the heat to air-cooling piece 2 on, and the heat transmits the outside through heat dissipation body 1, and the outside water pipe 3 is flowed through by the cooling water of water tank 400 again to the realization is taken away the heat. Since the heat in the electric box 100 is firstly transferred to the air cooling fin 2 and then transferred to the outside through the heat dissipation body 1, the fan 300 does not dissipate the heat of the heat dissipation fins in the electric box 100, but brings the heat to the heat dissipation fins, so that an air outlet is not required; it is possible to prevent oil mist and dust processed from the outside from entering the inside of the electric cabinet 100. But the heat is transferred to the outside through the air cooling fin 2, and the cooling water flowing through the water pipe is used for rapidly cooling, so that the heat of the heat dissipation main body can be taken away. Since the water tank 400 is connected to the chip discharge port of the base 500, the water pump 600 mounted on the water tank 400 pumps the cutting coolant to the water pipes 3 of the heat sink again through the spiral water pipe 700, thereby realizing secondary utilization of the cooling water. Two water pipes 3 absorb heat at the outer side of the heat dissipation main body synchronously, and the heat is taken away by cooling water in the water pipes, so that the rapid cooling is realized. The upper end of the radiating fin cover 200 is provided with an air inlet 201, the air inlet 201 is in a small hole shape, air is pumped to have a pressure, and hot air is pumped downwards through the fan 300 to force the hot air to flow through the air cooling fins 2, so that the cooling effect is achieved.

Preferably, the air cooling plate 2, the water pipe 3, the diffusion plate 4 and the heat dissipation body 1 are of an integral structure, and due to the integral structure, the processing is convenient, the production is easy, the die drawing is easy, the production cost is greatly reduced, and the production efficiency is also improved.

Preferably, the cavity 5 is provided with two layers, namely a first cavity layer 6 and a second cavity layer 7, the first cavity layer 6 is close to the air cooling fin 2, the second cavity layer 7 is close to the first cavity layer 6, and the outer side surface of the second cavity layer 7 is connected with the water pipe 3; the heat is transferred to the second cavity layer 7 through the first cavity layer 6 and finally to the outer side surface of the heat dissipation body 1, and a little heat can be primarily taken away by using the air flow in the first cavity layer 6 and the second cavity layer 7.

Preferably, the first cavity layer 6 is provided with a plurality of first cavities 8, the second cavity layer 7 is provided with a plurality of second cavities 9, the first cavities 8 and the second cavities 9 can form an array heat dissipation channel, and the effect of dissipating heat layer by layer is realized, so that the heat dissipation effect is better, and heat absorbed by the air cooling fins can be gradually gathered to the outer side surface of the heat dissipation main body; then the water pipe quickly dissipates heat, and the diffusion sheet accelerates the exchange of heat and outside air.

Preferably, the width of the first cavity 8 is greater than that of the second cavity 9, and the thickness of the first cavity 8 is less than that of the second cavity 9, so that the first cavity 8 can better transfer heat to the second cavity 9, so that the heat can be better converged to the second cavity 9, and the second cavity 9 can better transfer heat to the outside of the heat dissipation body and be taken away by cooling water flowing in the water pipe.

Preferably, the height of the diffusion sheet 4 is smaller than the diameter of the water pipe 3, so that after the diffusion sheet exchanges heat with outside air, the air which has just exchanged heat can contact with the outer surface of the water pipe, and further the cooling of the air which has just exchanged heat is accelerated, so that the air near the diffusion sheet can exchange heat with the diffusion sheet again, the air flowing time is shortened, and the heat dissipation effect is improved.

Preferably, two ends of the heat dissipation body 1 are respectively provided with screw holes 10 for installation, and the number of the screw holes 10 is 4 and corresponds to four corners of the heat dissipation body 1; therefore, the matching electric box is convenient to install.

Preferably, the heat dissipation body 1 is made of aluminum, so that the heat dissipation body has good heat dissipation performance and is light in weight.

The air cooling sheet of the utility model is positioned in the electric box, the fan is arranged in the electric box, hot air brings heat to the air cooling sheet through the fan, the heat is transferred to the outside through the heat dissipation main body, and then the cooling water of the water tank flows through the external water pipe, thereby realizing bringing heat away; because the air cooling piece of the heat dissipation main body is positioned in the electric box, an air outlet is not needed, oil mist and dust in an external processing environment can be prevented from entering the electric box, and the effect of keeping air in the electric box clean is achieved.

The above is a preferred embodiment of the present invention, and certainly not to limit the scope of the present invention, it should be noted that, for those skilled in the art, modifications or equivalent substitutions of the technical solutions of the present invention without creative efforts may not depart from the protection scope of the technical solutions of the present invention.

Claims (9)

1. The radiating fin is characterized by comprising a radiating body with a cavity, wherein a plurality of air cooling fins are arranged on the inner side surface of the radiating body, and a water pipe for flowing cooling water and a diffusion fin for increasing the radiating area are arranged on the outer side surface of the radiating body.

2. The heat sink as recited in claim 1, wherein the air-cooling fin, the water pipe, the diffusion sheet and the heat dissipating body are of a unitary structure.

3. The heat sink as recited in claim 1, wherein the cavity is provided with two layers, a first cavity layer and a second cavity layer, the first cavity layer is close to the air cooling fin, the second cavity layer is close to the first cavity layer, and the outer side surface of the second cavity layer is connected with the water pipe.

4. A heat sink as recited in claim 3, wherein the first cavity layer is provided with a plurality of first cavities and the second cavity layer is provided with a plurality of second cavities.

5. A heat sink as recited in claim 4, wherein the width of the first cavity is greater than the width of the second cavity, and the thickness of the first cavity is less than the thickness of the second cavity.

6. A heat sink as recited in claim 1, wherein two of the water tubes are respectively disposed on both sides of the outer side of the heat dissipating body, and the diffusion sheet is disposed between the two water tubes.

7. A heat sink as recited in claim 6, wherein the height of the diffuser is less than the diameter of the water tube.

8. The heat sink as claimed in claim 1, wherein the heat dissipating body has screw holes at both ends for mounting.

9. A heat sink as recited in claim 1, wherein the heat dissipating body is made of aluminum.

Images