CN216564766U

CN216564766U - Driving structure of fan

Info

Publication number: CN216564766U
Application number: CN202220011128.8U
Authority: CN
Inventors: 赵鹏; 蒋远祥; 郭养金
Original assignee: Shenzhen Tianji Electronic Technology Co ltd
Current assignee: Shenzhen Tianji Electronic Technology Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-05-17
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses a driving structure of a fan, comprising: the driving device comprises a driver shell, a sealing cover is arranged on one side of the driver shell, a driving shaft is arranged in the center of the driver shell, one end of the driving shaft is rotatably connected with the sealing cover, the other end of the driving shaft penetrates through the driver shell and extends to the outer side of the driver shell, and a rotor is fixedly connected to the outer surface of the driving shaft, which is positioned in the driver shell; the fan has the advantages that the air cooling mechanism is arranged, the air cooling mechanism has the function of increasing the air flow speed in the motor, the fan blades driven by the traditional motor can generate higher heat energy, the internal temperature of the motor is overhigh, the rotor is easy to burn out, the service life of the motor is shortened, the replacement period of the motor is shortened, the driving structure of the fan improves the air flow speed in the shell of the driver and the sealing cover, the purpose of cooling is achieved, the burning out of the internal rotor is prevented, and the service life of the motor is prolonged, and the replacement period of the motor is prolonged.

Description

Driving structure of fan

Technical Field

The utility model relates to the technical field of fan driving equipment, in particular to a driving structure of a fan.

Background

The electric fan is an electric appliance which drives fan blades to rotate by using a motor so as to accelerate the circulation of air, and is widely applied to daily production and life, and mainly comprises components such as an upright post, a fan head, fan blades, a mesh enclosure, a control device and the like, wherein the fan head mainly comprises a motor, front and rear end covers and an oscillating air supply mechanism, the motor is a core component of the electric fan;

the traditional motor driving fan blade can generate higher heat energy, so that the internal temperature of the motor is overhigh, a rotor is easily burnt out, the service life of the motor is shortened, and the replacement period of the motor is shortened.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, an object of the present invention is to provide a driving structure of a fan, in which an air cooling mechanism is provided, the air cooling mechanism has a function of increasing the air flow speed inside a motor, the driving structure of the fan increases the air flow speed inside a driver housing and a sealing cover, so as to achieve the purpose of cooling, prevent an inner rotor from being burned out, and prolong the service life and the replacement cycle of the motor.

In order to realize the purpose of the utility model, the utility model is realized by the following technical scheme: a driving structure of a fan, comprising: the driver shell, one side of driver shell is provided with sealed lid, the center of driver shell is provided with the drive shaft, the one end of drive shaft with sealed lid rotates to be connected, the other end of drive shaft runs through the driver shell and extends to the outside of driver shell, the drive shaft is located the external surface fixedly connected with rotor of the inside department of driver shell, the driver shell is close to rotor department fixedly connected with stator, the one end that the drive shaft is located the driver shell outside is provided with installation mechanism, the external surface fixedly connected with fin of driver shell, the outside of fin is provided with the water-cooling case, the water-cooling case with driver shell and sealed lid fixed connection, one side fixedly connected with water storage box of water-cooling case, the inside of water storage box is provided with water cooling mechanism, and air cooling mechanisms are arranged on two sides of the rotor.

The further improvement lies in that: the installation mechanism comprises fan blades, key grooves, key pins and clamping rings, the fan blades are sleeved on the outer surface of one end, located on the outer side of the driver shell, of the driving shaft, the driving shaft is close to the fan blades, the key grooves are formed in the position, close to the fan blades, of the driving shaft, the key pins are arranged inside the key grooves, the clamping rings are arranged on one sides of the key pins, and the clamping rings are connected with the driving shaft in a clamped mode.

The further improvement lies in that: the water-cooling mechanism includes immersible pump, inlet tube and circulating pipe, the inside of water storage box is provided with the immersible pump, the input fixedly connected with inlet tube of immersible pump, the output fixedly connected with circulating pipe of immersible pump, circulating pipe is around the inner wall of locating the water-cooling box, circulating pipe keeps away from the one end of immersible pump runs through water-cooling box and water storage box just extend to the inside of water storage box.

The further improvement lies in that: the air cooling mechanism comprises radiating blades and radiating holes, the two sides of the rotor are provided with the radiating blades, the radiating blades are fixed on the outer surface of the driving shaft, the driver shell and the sealing cover are close to the radiating blades, the radiating holes are formed in the sealing cover, the radiating holes in the sealing cover penetrate through the water storage box, and the water storage box is close to the dustproof mechanism arranged at the radiating holes.

The further improvement lies in that: the dustproof mechanism comprises an annular clamping block, an annular rubber mat, a dustproof net and an annular convex block, the water storage tank is close to the annular clamping block fixedly connected with the radiating hole, the annular rubber mat is arranged inside the annular clamping block, the dustproof net is fixedly connected inside the annular rubber mat, the annular convex block is fixedly connected to the outer surface of the annular rubber mat, and the annular convex block is connected with the annular clamping block in a clamped mode.

The further improvement lies in that: the water storage tank is characterized in that a water filling port is formed in the top of the water storage tank, a tank cover is arranged on the top of the water filling port, the tank cover is in threaded connection with the water filling port, a sealing gasket is arranged on the position, close to the water filling port, of the tank cover, and the sealing gasket is bonded with the tank cover.

The utility model has the beneficial effects that: the fan is provided with the air cooling mechanism, the air cooling mechanism has the function of increasing the air flow speed in the motor, the fan blades driven by the traditional motor can generate higher heat energy, so that the temperature in the motor is overhigh, the rotor is easy to burn out, the service life of the motor is shortened, the replacement period of the motor is shortened, the driving structure of the fan improves the air flow speed in the shell of the driver and the sealing cover, the purpose of cooling is achieved, the burning out of the inner rotor is prevented, and the service life and the replacement period of the motor are prolonged; the water cooling mechanism has a heat dissipation function, a heat dissipation sheet is generally arranged on the surface of the motor for heat dissipation in the traditional motor heat dissipation, the heat dissipation effect is poor, the driving structure of the fan can take away heat through circulating water, and the heat dissipation effect is improved; through setting up installation mechanism, installation mechanism has the purpose that has improved fan blade installation stability, and traditional electric fan generally installs the fan blade on the drive shaft through threaded connection, and long-time rotatory easy droing has the potential safety hazard, and the drive structure of this fan has improved the stability of installation, prevents that the fan blade from droing, has reduced the probability that the potential safety hazard produced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is an enlarged view of the utility model at B in FIG. 1;

fig. 4 is an enlarged view of the utility model at C in fig. 1.

Wherein: 1. a driver housing; 2. a sealing cover; 3. a drive shaft; 4. a rotor; 5. a stator; 6. a heat sink; 7. a water cooling tank; 8. a water storage tank; 9. a fan blade; 10. a keyway; 11. a key pin; 12. a snap ring; 13. a submersible pump; 14. a water inlet pipe; 15. a circulating water pipe; 16. a heat dissipating fin; 17. heat dissipation holes; 18. an annular fixture block; 19. an annular rubber pad; 20. a dust screen; 21. an annular projection; 22. a water filling port; 23. a box cover; 24. and a gasket.

Detailed Description

In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

According to fig. 1 to 4, the present embodiment provides a driving structure of a fan, including: driver casing 1, one side of driver casing 1 is provided with sealed lid 2, the center of driver casing 1 is provided with drive shaft 3, the one end of drive shaft 3 rotates with sealed lid 2 to be connected, the other end of drive shaft 3 runs through driver casing 1 and extends to the outside of driver casing 1, drive shaft 3 is located the outer fixed surface who locates inside driver casing 1 and is connected with rotor 4, driver casing 1 is close to rotor 4 fixedly connected with stator 5, the one end that drive shaft 3 is located the driver casing 1 outside is provided with installation mechanism, the outer fixed surface of driver casing 1 is connected with fin 6, the outside of fin 6 is provided with water-cooling tank 7, water-cooling tank 7 and driver casing 1 and sealed lid 2 fixed connection, one side fixedly connected with water storage tank 8 of water-cooling tank 7, the inside of water storage tank 8 is provided with water cooling mechanism, the both sides of rotor 4 are provided with air-cooled mechanism.

Installation mechanism includes fan blade 9, keyway 10, key round pin 11 and snap ring 12, and the surface cover that drive shaft 3 is located the one end in the driver casing 1 outside is equipped with fan blade 9, and drive shaft 3 is close to fan blade 9 department and has seted up keyway 10, and the inside of keyway 10 is provided with key round pin 11, and one side of key round pin 11 is provided with snap ring 12, and

snap ring

12 and 3 joints of drive shaft have improved the stability of installation, prevent that fan blade 9 from droing, have reduced the probability that the potential safety hazard produced.

The water-cooling mechanism includes immersible pump 13, inlet tube 14 and circulating pipe 15, the inside of water storage box 8 is provided with immersible pump 13, immersible pump 13's input fixedly connected with inlet tube 14, immersible pump 13's output fixedly connected with circulating pipe 15, circulating pipe 15 is around locating the inner wall of water cooling box 7, circulating pipe 15 is kept away from immersible pump 13's one end and is run through water cooling box 7 and water storage box 8 and extend to water storage box 8's inside, can take away the heat through the circulating water, the radiating effect has been improved.

Air-cooled mechanism includes radiator vane 16 and louvre 17, the both sides of rotor 4 all are provided with radiator vane 16, radiator vane 16 is fixed in drive shaft 3's surface, louvre 17 has all been seted up near radiator vane 16 department to driver casing 1 and sealed lid 2, the louvre 17 of sealed lid 2 department runs through water storage box 8, water storage box 8 is provided with dustproof mechanism near louvre 17 department, the inside air flow speed of driver casing 1 and sealed lid 2 has been improved, reach the purpose of cooling, prevent that inside rotor 4 from burning out, the life and the change cycle of motor have been prolonged.

Dustproof mechanism includes annular fixture block 18, annular cushion 19, dust screen 20 and annular lug 21, and water storage box 8 is close to louvre 17 fixedly connected with annular fixture block 18, and the inside of annular fixture block 18 is provided with annular cushion 19, and the inside fixedly connected with dust screen 20 of annular cushion 19, the outer fixed surface of annular cushion 19 is connected with annular lug 21, and annular lug 21 and the joint of annular fixture block 18 prevent that the dust from inside louvre 17 gets into the motor.

The water filling port 22 is formed in the top of the water storage tank 8, the box cover 23 is arranged on the top of the water filling port 22, the box cover 23 is in threaded connection with the water filling port 22, a sealing gasket 24 is arranged on the position, close to the water filling port 22, of the box cover 23, the sealing gasket 24 is bonded with the box cover 23, a user can add cooling liquid conveniently, and the cooling liquid is prevented from overflowing.

When the cooling water circulation type dust-proof net is used, a user sleeves the fan blades 9 on the driving shaft 3, inserts the key pins 11 into the key grooves 10, clamps the clamp rings 12 on the driving shaft 3, turns on the power supply, when the conductor rotates in a magnetic field due to the stress of current, the whole rotor 4 is driven to rotate, the rotor 4 rotates to drive the driving shaft 3, the driving shaft 3 simultaneously drives the fan blades 9 and the radiating blades 16, the radiating blades 16 rotate to blow out hot air in the driver shell 1 and the sealing cover 2 through the radiating holes 17, the submersible pump 13 pumps the cooling liquid in the water storage tank 8 into the circulating water pipe 15 through the water inlet pipe 14, the cooling liquid is circularly conveyed and discharged into the water storage tank 8 in the circulating water pipe 15, when the cooling liquid is short, the user rotates the tank cover 23 to add the cooling liquid into the water storage tank 8 through the water filling port 22, when the dust-proof net 20 needs to be replaced, the annular rubber cushion 19 is made of rubber material, after the annular rubber pad 19 is bent, the annular convex block 21 is taken out from the annular fixture block 18, a new dustproof net 20 is replaced, the annular rubber pad 19 is placed inside the annular fixture block 18 after the dustproof net 20 is folded, the annular rubber pad 19 is elastically restored, and the annular convex block 21 is clamped inside the annular fixture block 18.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A driving structure of a fan, comprising: driver housing (1), characterized in that: one side of the driver shell (1) is provided with a sealing cover (2), the center of the driver shell (1) is provided with a driving shaft (3), one end of the driving shaft (3) is rotatably connected with the sealing cover (2), the other end of the driving shaft (3) penetrates through the driver shell (1) and extends to the outer side of the driver shell (1), the driving shaft (3) is located on the outer surface of the inner part of the driver shell (1) and is fixedly connected with a rotor (4), the driver shell (1) is close to a stator (5) fixedly connected with the rotor (4), one end of the driving shaft (3) located on the outer side of the driver shell (1) is provided with an installing mechanism, the outer surface of the driver shell (1) is fixedly connected with a cooling fin (6), and the outer side of the cooling fin (6) is provided with a water cooling tank (7), the water cooling tank (7) is fixedly connected with the driver shell (1) and the sealing cover (2), one side of the water cooling tank (7) is fixedly connected with the water storage tank (8), the water cooling mechanism is arranged inside the water storage tank (8), and the air cooling mechanisms are arranged on two sides of the rotor (4).

2. A driving structure of a fan according to claim 1, wherein: installation mechanism includes fan blade (9), keyway (10), key round pin (11) and snap ring (12), drive shaft (3) are located the surface cover of the one end in driver casing (1) outside is equipped with fan blade (9), drive shaft (3) are close to keyway (10) have been seted up in fan blade (9) department, the inside of keyway (10) is provided with key round pin (11), one side of key round pin (11) is provided with snap ring (12), snap ring (12) with drive shaft (3) joint.

3. A driving structure of a fan according to claim 1, wherein: the water-cooling mechanism includes immersible pump (13), inlet tube (14) and circulating water pipe (15), the inside of water storage box (8) is provided with immersible pump (13), input fixedly connected with inlet tube (14) of immersible pump (13), the output fixedly connected with circulating water pipe (15) of immersible pump (13), circulating water pipe (15) are around the inner wall of locating water-cooling box (7), circulating water pipe (15) are kept away from the one end of immersible pump (13) is run through water-cooling box (7) and water storage box (8) and extend to the inside of water storage box (8).

4. A driving structure of a fan according to claim 1, wherein: air-cooled mechanism includes radiator vane (16) and louvre (17), the both sides of rotor (4) all are provided with radiator vane (16), radiator vane (16) are fixed in the surface of drive shaft (3), driver casing (1) and sealed lid (2) are close to louvre (17) have all been seted up in radiator vane (16) department, louvre (17) of sealed lid (2) department run through water storage box (8), water storage box (8) are close to louvre (17) department is provided with dustproof mechanism.

5. The driving structure of a fan according to claim 4, wherein: the dustproof mechanism comprises an annular clamping block (18), an annular rubber cushion (19), a dustproof net (20) and an annular convex block (21), the water storage tank (8) is close to the annular clamping block (18) fixedly connected with the heat dissipation hole (17), the annular rubber cushion (19) is arranged inside the annular clamping block (18), the dustproof net (20) is fixedly connected with the inside of the annular rubber cushion (19), the annular convex block (21) is fixedly connected with the outer surface of the annular rubber cushion (19), and the annular convex block (21) is connected with the annular clamping block (18) in a clamped mode.

6. A driving structure of a fan according to claim 1, wherein: the water storage tank is characterized in that a water filling port (22) is formed in the top of the water storage tank (8), a tank cover (23) is arranged on the top of the water filling port (22), the tank cover (23) is in threaded connection with the water filling port (22), a sealing gasket (24) is arranged on the position, close to the water filling port (22), of the tank cover (23), and the sealing gasket (24) is bonded with the tank cover (23).