CN216599303U

CN216599303U - Heat radiation structure of exhaust fan

Info

Publication number: CN216599303U
Application number: CN202123007030.XU
Authority: CN
Inventors: 叶兆敏; 李兆金; 黎小平
Original assignee: Guangdong Dexin Air Conditioning Technology Co ltd
Current assignee: Guangdong Dexin Air Conditioning Technology Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-05-24
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a heat dissipation structure of an exhaust fan, which comprises a shell, a cavity, a water pump, a box body, a support and a liquid tank, wherein the shell is arranged in the middle of the top end of the support, the shell is rotatably arranged in the middle of the top end of the support through a shaft rod, a driving motor is arranged in the middle of the interior of the shell, fan blades are fixed at the output end of the driving motor, a third coil pipe is wound on the surface of the driving motor, one end of the third coil pipe is connected with a first coil pipe, the other end of the third coil pipe is connected with a second coil pipe, the driving motor is fixed in the shell through a fixing rod, the cavity is formed in the inner wall of the shell, a first pipeline is arranged on one side of the interior of the cavity, one end of the first pipeline is connected to one end of the first coil pipe, and the other end of the first pipeline is connected to the output end of the water pump. The fan has the advantages that the liquid flows for cooling circularly, the flowing air generated by the fan blades is matched with the two coil pipes to take away heat in a large area, and the heat dissipation efficiency is improved.

Description

Heat radiation structure of exhaust fan

Technical Field

The utility model relates to the technical field of exhaust fans, in particular to a heat dissipation structure of an exhaust fan.

Background

The exhaust fan achieves the ventilation effect by exhausting air indoors or outdoors. The flowing of air around human body can promote the evaporation of body fluid, and the exhaust fan has the function of natural cooling, thus avoiding the uncomfortable reaction caused by poor ventilation such as sultry, peculiar smell, dust, oil smoke and the like.

When the existing exhaust fan runs, a motor for driving the exhaust fan generates heat, and the traditional heat dissipation method is to dissipate the heat by utilizing flowing wind generated by the rotation of fan blades, but the heat dissipation efficiency is low and is not practical.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat dissipation structure of an exhaust fan, which has the advantages that the liquid flows for cooling circularly, the flowing air generated by fan blades is matched with two coil pipes to take away heat in a large area, the heat dissipation efficiency is improved, and the problems brought by the technical background are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a heat radiation structure of exhaust fan, includes shell, cavity, water pump, box body, support and liquid case, be equipped with the shell in the middle of the top of support, and the shell passes through the axostylus axostyle and rotates the top of installing at the support in the middle of, be equipped with driving motor in the middle of the inside of shell, driving motor's output is fixed with the flabellum, and driving motor's surface winding has the third coil pipe, and the one end of third coil pipe is connected with first coil pipe, and the other end of third coil pipe is connected with the second coil pipe, and driving motor passes through the dead lever and fixes the inside at the shell.

Preferably, the inner wall of shell has seted up the cavity, and inside one side of cavity is equipped with first pipeline, and the one end of first pipeline is connected to the one end of first coil pipe, and the other end of first pipeline is connected to the output of water pump.

Preferably, the other side in the cavity is provided with a second pipeline, one end of the second pipeline is connected to one end of the second coil pipe, the other end of the second pipeline is connected to the top end of the liquid tank, and the liquid tank is connected with the input end of the water pump.

Preferably, the liquid tank and the water pump are both fixed inside the box body, and the box body is arranged on the bottom surface of the outer portion of the shell.

Preferably, a fluid infusion port is formed in the top end of one side of the outer portion of the box body, and a power line is arranged on the bottom surface of the outer portion of the box body.

Preferably, a first protective net is fixed on the outer front surface of the housing, and a second protective net is fixed on the outer front surface of the housing.

Preferably, one end of the shaft lever is rotatably provided with a fastening sleeve, and the inner surface of the fastening sleeve and the surface of one end of the shaft lever are both provided with threads and are meshed with each other.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the fan blades can rotate in the shell by arranging the driving motor, so that the effect of power output is achieved, and the driving motor can generate flowing wind when rotating by arranging the fan blades, so that the effect of blowing out the flowing wind generated by rotation is achieved.

2. According to the utility model, the third coil pipe is arranged, so that heat emitted by the surface of the driving motor can be absorbed into the driving motor, the effect of heat conduction is achieved, and through the matching of the first coil pipe and the second coil pipe, liquid with heat output by the third coil pipe and liquid with waste heat conveyed by the liquid tank through the water pump can be subjected to air cooling, so that the effect of large-area air cooling and heat dissipation is achieved.

3. According to the utility model, through the matching of the liquid tank and the water pump, the cooling liquid in the first pipeline, the first coil pipe, the third coil pipe, the second coil pipe and the second pipeline can circularly flow, so that the effect of circularly flowing and radiating is achieved, through the matching of the first protective net and the second protective net, the front surface and the rear surface of the shell can be blocked, and the effect of preventing the fan blades rotating at high speed in the shell from hurting people is achieved.

Drawings

FIG. 1 is a schematic diagram of the internal structure of the present invention in a front view;

FIG. 2 is a schematic view of the external appearance structure of the present invention;

FIG. 3 is a schematic view of a rear view of the present invention;

fig. 4 is a side view of the driving motor of the present invention.

The reference numerals and names in the figures are as follows:

1. a housing; 2. a cavity; 3. fixing the rod; 4. a third coil pipe; 5. a drive motor; 6. a first coil pipe; 7. a first conduit; 8. a water pump; 9. a box body; 10. a support; 11. a power line; 12. a liquid tank; 13. a fluid infusion port; 14. a second conduit; 15. fastening sleeves; 16. a shaft lever; 17. a second coiled tube; 18. a fan blade; 19. a first protection net; 20. and a second protective net.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention includes: a heat radiation structure of an exhaust fan comprises a shell 1, a cavity 2, a water pump 8, a box body 9, a support 10 and a liquid tank 12, wherein the shell 1 is arranged in the middle of the top end of the support 10, the shell 1 is rotatably arranged in the middle of the top end of the support 10 through a shaft lever 16, a driving motor 5 is arranged in the middle of the inner part of the shell 1, a fan blade 18 can rotate in the shell 1 by arranging the driving motor 5, the effect of power output is achieved, the fan blade 18 is fixedly arranged at the output end of the driving motor 5, the driving motor 5 can generate flowing wind when rotating the driving motor by arranging the fan blade 18, the effect of blowing out the flowing wind by rotation is achieved, a third coil pipe 4 is wound on the surface of the driving motor 5, the heat radiated from the surface of the driving motor 5 can be absorbed into the third coil pipe 4, the effect of heat conduction is achieved, one end of the third coil pipe 4 is connected with a first coil pipe 6, the other end of third coil pipe 4 is connected with second coil pipe 17, and through the cooperation of first coil pipe 6 and second coil pipe 17, it can carry out the forced air cooling to make third coil pipe 4 output have thermal liquid and liquid case 12 carry through water pump 8 and come the liquid that still has the waste heat, has reached the radiating effect of large tracts of land forced air cooling, and driving motor 5 passes through dead lever 3 to be fixed in the inside of shell 1.

Specifically, cavity 2 has been seted up to the inner wall of shell 1, and inside one side of cavity 2 is equipped with first pipeline 7, and the one end of first pipeline 7 is connected to the one end of first coil 6, and the other end of first pipeline 7 is connected to the output of water pump 8, and the installation of first pipeline 7 makes the inside cooling liquid in liquid case 12 can transmit the inside of first coil 6.

Specifically, the other side in the cavity 2 is provided with a second pipeline 14, one end of the second pipeline 14 is connected to one end of a second coil 17, the other end of the second pipeline 14 is connected to the top end of the liquid tank 12, the liquid tank 12 is connected with the input end of the water pump 8, and the liquid in the second coil 17 can be transmitted to the inside of the liquid tank 12 due to the installation of the second pipeline 14.

Specifically, liquid tank 12 and water pump 8 are all fixed in the inside of box body 9, and box body 9 establishes the outside basal surface at shell 1, and through liquid tank 12 and water pump 8's cooperation, the cooling liquid that makes in first pipeline 7, first coil 6, third coil 4, second coil 17 and the second pipeline 14 can carry out the circulation flow, has reached the radiating effect of circulation flow.

Specifically, a liquid supplementing port 13 is arranged at the top end of one side of the outer portion of the box body 9, a power line 11 is arranged on the bottom surface of the outer portion of the box body 9, the liquid supplementing port 13 enables cooling liquid in the liquid tank 12 to be supplemented for subsequent use after being reduced, and the power line 11 enables the liquid cooling device to be externally connected for power supply.

Specifically, a first protective net 19 is fixed on the outer front surface of the housing 1, a second protective net 20 is fixed on the outer front surface of the housing 1, and the front and rear surfaces of the housing 1 can be blocked by matching the first protective net 19 and the second protective net 20, so that the effect of preventing the fan blades 18 rotating at high speed in the housing 1 from hurting people is achieved.

Specifically, a fastening sleeve 15 is rotatably mounted at one end of the shaft lever 16, threads are respectively arranged on the inner surface of the fastening sleeve 15 and the surface of one end of the shaft lever 16 and are meshed with each other, and the fastening sleeve 15 can fix the angle of the rotating shell 1 when one end of the shaft lever 16 rotates due to the meshing of the threads, so that the wind blowing angle of the wind-driven generator can be fixed conveniently.

The working principle is as follows: before the cooling device is used, a worker needs to firstly utilize the power line 11 to supply power to the external connection of the cooling device, then the switch is turned on, the driving motor 5 and the water pump 8 of the cooling device start to operate after the external connection power supply, the driving motor 5 rotates the fan blade 18 fixed at the output end to generate flowing air, the water pump 8 pumps cooling liquid in the liquid tank 12 into the cooling liquid after operating, the cooling liquid is conveyed into the first coil pipe 6 through the first pipeline 7 and is conveyed into the third coil pipe 4 through the first coil pipe 6, heat generated on the surface of the driving motor 5 is absorbed and taken away by the third coil pipe 4, then the cooling liquid with heat enters the second coil pipe 17 and is conveyed into the second pipeline 14 through the second coil pipe 17, and the cooling liquid is conveyed back into the liquid tank 12 through the second pipeline 14, so that the circulation is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a heat radiation structure of exhaust fan, includes shell (1), cavity (2), water pump (8), box body (9), support (10) and liquid case (12), its characterized in that: be equipped with shell (1) in the middle of the top of support (10), and shell (1) rotates through axostylus axostyle (16) and installs in the middle of the top of support (10), be equipped with driving motor (5) in the middle of the inside of shell (1), the output of driving motor (5) is fixed with flabellum (18), and the surface winding of driving motor (5) has third coil pipe (4), and the one end of third coil pipe (4) is connected with first coil pipe (6), and the other end of third coil pipe (4) is connected with second coil pipe (17), and driving motor (5) are fixed in the inside of shell (1) through dead lever (3).

2. The heat dissipating structure of an exhaust fan in accordance with claim 1, wherein: cavity (2) have been seted up to the inner wall of shell (1), and inside one side of cavity (2) is equipped with first pipeline (7), and the one end of first pipeline (7) is connected to the one end of first coil pipe (6), and the other end of first pipeline (7) is connected to the output of water pump (8).

3. The heat dissipating structure of an exhaust fan in accordance with claim 1, wherein: the inside opposite side of cavity (2) is equipped with second pipeline (14), and the one end of second pipeline (14) is connected to the one end of second coil pipe (17), and the other end of second pipeline (14) is connected to the top of liquid case (12), and liquid case (12) are connected with the input of water pump (8).

4. The heat dissipating structure of an exhaust fan in accordance with claim 1, wherein: the liquid tank (12) and the water pump (8) are fixed inside the box body (9), and the box body (9) is arranged on the bottom surface of the outer portion of the shell (1).

5. The heat dissipating structure of an exhaust fan in accordance with claim 1, wherein: the top end of one side of the outer part of the box body (9) is provided with a liquid supplementing port (13), and the bottom surface of the outer part of the box body (9) is provided with a power line (11).

6. The heat dissipating structure of an exhaust fan in accordance with claim 1, wherein: a first protective net (19) is fixed on the outer front surface of the shell (1), and a second protective net (20) is fixed on the outer front surface of the shell (1).

7. The heat dissipating structure of an exhaust fan in accordance with claim 1, wherein: one end of the shaft lever (16) is rotatably provided with a fastening sleeve (15), and the inner surface of the fastening sleeve (15) and one end surface of the shaft lever (16) are both provided with threads and are meshed with each other.