CN219242248U - Fan with dustproof noise reduction function - Google Patents
Fan with dustproof noise reduction function Download PDFInfo
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- CN219242248U CN219242248U CN202320063179.XU CN202320063179U CN219242248U CN 219242248 U CN219242248 U CN 219242248U CN 202320063179 U CN202320063179 U CN 202320063179U CN 219242248 U CN219242248 U CN 219242248U
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- fan
- motor
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- dust
- sound insulation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses a fan with dustproof and noise-reducing functions, which is characterized in that a shell outer cover is arranged on the outer surface of a circular outer shell to protect the outside of the fan, an unexpected accident caused by the fact that a person touches a rotating fan blade is prevented, a dustproof net is arranged on the inner side of the bottom of the circular outer shell, a mesh fan is arranged on the dustproof net to prevent impurities in air from being inhaled into the fan in the working process, a motor is arranged in the circular outer shell to drive a rotating shaft to rotate, the rotating shaft drives the fan blade to rotate, noise generated by the motor in rotation can be reduced by wrapping soundproof cotton on the outer surface of the motor, the hollow partition plate enables the noise to be reduced in the transmission process, soundproof cotton is wrapped on the outer surface of the soundproof inner cavity, after the noise generated by the fan enters the soundproof inner cavity, the soundproof cotton is wrapped on the outer surface of the soundproof inner cavity to carry out noise reduction, and further the outward transmission of the noise is reduced.
Description
Technical Field
The utility model relates to a fan with dustproof and noise reduction functions.
Background
The fan is one of household appliances commonly used in life, and the prior Chinese utility model patent application number is as follows: CN201420136126.7 proposes a fan structure comprising: the fan blade comprises fan blades and a shaft core, wherein the shaft core is arranged on the fan blades; the outer frame is internally provided with a middle pipe, the shaft core is arranged in the middle pipe, and the middle pipe and the outer frame are integrally formed; the stator, the magnetic strip ring and the motor shell are sequentially arranged on the outer side of the middle tube and the inner side of the fan blade from inside to outside; the outer side of the middle pipe is provided with a hydraulic bearing, and the tail end of the shaft core is connected with the hydraulic bearing.
But current application number: the fan structure proposed by CN201420136126.7 needs to be improved in the use process, firstly, after the fan is used for a long time, the motor can vibrate in the rotation process and then generate noise, the existing fan structure lacks the noise reduction structure for reducing noise pollution to the fan motor and internal wind noise, secondly, the existing fan can suck air in the working process, but the impurity in the air can be sucked in the long-time use process of the fan so as to damage the internal structure of the motor to influence the service life of the fan, so that we make an improvement on the fan structure, and propose a fan with dustproof noise reduction function.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a fan with dustproof and noise reduction functions, which comprises a circular outer shell, wherein a shell outer cover is arranged on the outer surface of the circular outer shell, a dustproof net is arranged on the inner side of the bottom of the circular outer shell, a motor is arranged in the circular outer shell, a rotating shaft is arranged above the motor, fan blades are sleeved on the outer surface of the rotating shaft, soundproof cotton is wrapped on the outer surface of the motor, a rotor is arranged in the motor, a hollow partition plate is arranged between the motor and the soundproof cotton, and a soundproof inner cavity is arranged on the lower portion of the circular outer shell.
Above-mentioned structure, through the surface of circular shell body is provided with the casing dustcoat and carries out the protection to the fan outside, prevents that someone's hand from touching the accident that the pivoted flabellum caused the careless, through the bottom inboard of circular shell body is provided with the dust screen, and the dust screen is provided with the damage that the inside that the impurity in the mesh fan in the air was prevented to the fan caused at the in-process of work, through the inside of circular shell body is provided with the motor and provides power drive axis of rotation and rotate, through the rotation of axis of rotation drives the fan flabellum and rotates, through the surface parcel of motor has soundproof cotton can reduce the noise of motor when rotating, through the motor with be provided with hollow baffle between the soundproof cotton, make sound noise reduction in the propagation through hollow baffle.
The utility model is further characterized in that positioning holes are formed in two side edges of the shell, and pins are arranged in the positioning holes.
According to the structure, the positioning holes are formed in the two side edges of the shell outer cover, so that effective positioning is performed when the shell outer cover is installed, and the pins are arranged in the positioning holes to fix the pins.
The utility model is further characterized in that a damping spring is arranged at the lower part of the motor, and the damping spring is wrapped on the outer surface of the soundproof cotton.
Above-mentioned structure, through the lower part of motor is provided with damping spring reducible the motor is at the vibration noise that the vibration in-process produced, and through damping spring parcel has the soundproof cotton is given sound to the vibration.
The utility model is further arranged that the outer surface of the inner cavity of the sound insulation is wrapped with sound insulation cotton.
Above-mentioned structure has the soundproof cotton through the surface parcel in the sound insulation inner chamber for after the noise that the fan produced enters into the sound insulation inner chamber, through the surface parcel in the sound insulation inner chamber has the soundproof cotton to carry out amortization and fall the noise, and then has reduced the outside propagation of noise.
The utility model is further characterized in that an electric wire plug is arranged on the outer surface of the round outer shell, the electric wire plug is connected with an electric wire of the motor, and an air cushion is arranged at the lower part of the motor.
Above-mentioned structure is provided with the electric wire plug through the surface of circular shell body and carries out the circular telegram and connect, through electric wire plug and motor wire connection can be effectively with the electricity transmission in the motor power supply, through the lower part of motor is provided with the air cushion and absorbs the vibration that the motor produced.
The utility model is further characterized in that the lower part of the circular outer shell is provided with a mounting disc, and threaded holes are formed in two sides of the mounting disc.
According to the structure, the mounting disc is arranged at the lower part of the circular outer shell, and the mounting disc is fixed through bolts by the threaded holes arranged at the two sides of the mounting disc.
The utility model is further arranged that the outer surface of the rotating shaft is sleeved with a bearing.
According to the structure, the bearing is sleeved on the outer surface of the rotating shaft, so that the rotating shaft can be effectively supported and fixed.
The utility model further provides that the sound insulation inner cavity is provided with a diversion channel, and the diversion channel is connected with the diversion channel.
Above-mentioned structure is provided with the air current of water conservancy diversion passageway with the inside air current of fan through the sound insulation inner chamber to shunt through the reposition of redundant personnel passageway and reduce wind noise.
Drawings
FIG. 1 is a cross-sectional block diagram of the present utility model;
FIG. 2 is a top view of the internal structure of the present utility model;
FIG. 3 is a perspective internal structural view of the present utility model;
FIG. 4 is a left side view of the present utility model;
fig. 5 is a top view of the present utility model.
Detailed Description
Embodiments of the fan with dustproof and noise reduction function of the present utility model are shown in fig. 1 to 5: including circular shell body 1, the surface of circular shell body 1 is provided with casing dustcoat 2, the bottom inboard of circular shell body 1 is provided with dust screen 3, the inside of circular shell body 1 is provided with motor 6, the top of motor 6 is provided with axis of rotation 7, the surface cover of axis of rotation 7 has fan flabellum 8, the surface parcel of motor 6 has soundproof cotton 9, be provided with rotor 10 in the motor 6, motor 6 with be provided with hollow baffle 11 between the soundproof cotton 9, the lower part of circular shell body 1 is provided with the sound insulation inner chamber 12.
By adopting the structure, the outer surface of the circular outer shell 1 is provided with the shell outer cover 2 to protect the outside of the fan, an unexpected accident caused by the fact that a person touches the rotating fan blade is prevented, the dust screen 3 is arranged on the inner side of the bottom of the circular outer shell 1, the dust screen 3 is provided with the mesh fan in the working process, the impurity in the air is prevented from being inhaled to damage caused by the inside of the fan, the motor 6 is arranged in the circular outer shell 1 to provide power to drive the rotating shaft 7 to rotate, the fan blade 8 is driven to rotate by the rotation of the rotating shaft 7, the noise of the motor 6 during rotation can be reduced by wrapping the soundproof cotton 9 on the outer surface of the motor 6, and the hollow partition 11 is arranged between the motor 6 and the soundproof cotton 9, so that the noise of the sound is reduced in the transmission process by the hollow partition 11.
In this embodiment, positioning holes 4 are formed in two side edges of the shell housing 2, and pins 5 are disposed in the positioning holes 4. By adopting the structure, the positioning holes 4 are formed in the two side edges of the shell outer cover 2, so that effective positioning is performed when the shell outer cover 2 is installed, and the pins 5 are arranged in the positioning holes 4 for pin fixation.
In this embodiment, a damping spring 16 is disposed at the lower part of the motor 6, and the damping spring 16 is wrapped on the outer surface of the soundproof cotton 9. With the structure, vibration noise generated in the vibration process of the motor 6 can be reduced by the vibration damping spring 16 arranged at the lower part of the motor 6, and vibration is damped by the sound damping cotton 9 wrapped by the vibration damping spring 16.
In this embodiment, the outer surface of the sound insulation inner cavity 12 is wrapped with the sound insulation cotton 9. By adopting the structure, the sound insulation cotton 9 is wrapped on the outer surface of the sound insulation inner cavity 12, so that after the noise generated by the fan enters the sound insulation inner cavity 12, the sound insulation cotton 9 is wrapped on the outer surface of the sound insulation inner cavity 12 to carry out noise reduction, and the outward transmission of the noise is reduced.
In this embodiment, the outer surface of the circular outer casing 1 is provided with a wire plug 15, the wire plug 15 is connected with the motor 6 by a wire, and an air cushion 18 is provided at the lower part of the motor 6. With the adoption of the structure, the electric wire plug 15 is arranged on the outer surface of the circular outer shell body 1 to be connected in an electrified mode, the electric wire plug 15 is connected with the motor 6 in an electric wire mode, electricity can be effectively transmitted to the motor 6 to supply power, and the air cushion 18 is arranged at the lower portion of the motor 6 to absorb vibration generated by the motor.
In this embodiment, a mounting plate 13 is disposed at the lower portion of the circular outer casing 1, and threaded holes 14 are disposed at both sides of the mounting plate 13. With the above structure, the mounting plate 13 is arranged at the lower part of the circular outer shell 1, and the mounting plate 13 is fixed by bolts through the threaded holes 14 arranged at the two sides of the mounting plate 13. In this embodiment, the outer surface of the rotating shaft 7 is sleeved with a bearing 17. With the structure, the bearing 17 is sleeved on the outer surface of the rotating shaft 7, so that the rotating shaft 7 can be effectively supported and fixed.
In this embodiment, the sound insulation inner cavity 12 is provided with a diversion channel 19, and the diversion channel 19 is connected with a diversion channel 20. With the above structure, the air flow in the fan is guided by the guide channel 19 arranged in the sound insulation cavity 12, and is split by the split channel 20, so that wind noise is reduced.
The above embodiment is just one fan with dust-proof and noise-reducing functions of the preferred embodiment of the present utility model, and common changes and substitutions made by those skilled in the art within the scope of the technical solution of the present utility model are included in the protection scope of the present utility model.
Claims (8)
1. The utility model provides a fan with dustproof function of making an uproar that falls, includes circular shell body, its characterized in that: the outer surface of the round outer shell is provided with a shell outer cover, the inner side of the bottom of the round outer shell is provided with a dust screen, the inside of the round outer shell is provided with a motor, the upper part of the motor is provided with a rotating shaft, the outer surface cover of axis of rotation has the fan flabellum, the surface parcel of motor has the cotton that gives sound insulation, be provided with the rotor in the motor, the motor with be provided with hollow baffle between the cotton that gives sound insulation, the lower part of circular shell body is provided with the sound insulation inner chamber.
2. The fan with dust-proof and noise-reducing function according to claim 1, wherein: positioning holes are formed in two side edges of the shell, and pins are arranged in the positioning holes.
3. The fan with dust-proof and noise-reducing function according to claim 2, wherein: the lower part of the motor is provided with a damping spring, and the damping spring is wrapped on the outer surface of the soundproof cotton.
4. A fan with dust and noise reducing function according to claim 3, wherein: the outer surface of the sound insulation inner cavity is wrapped with sound insulation cotton.
5. The fan with dust and noise preventing function according to claim 4, wherein: the outer surface of circular shell body is provided with the electric wire plug, the electric wire plug is connected with the motor electric wire, the lower part of motor is provided with the air cushion.
6. The fan with dust and noise prevention function according to claim 5, wherein: the lower part of circular shell body is provided with the mounting disc, the both sides of mounting disc are provided with the screw hole.
7. The fan with dust and noise prevention function according to claim 6, wherein: the bearing is sleeved on the outer surface of the rotating shaft.
8. The fan with dust and noise prevention function according to claim 7, wherein: the sound insulation inner cavity is provided with a diversion channel, and the diversion channel is connected with the diversion channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320063179.XU CN219242248U (en) | 2023-01-06 | 2023-01-06 | Fan with dustproof noise reduction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320063179.XU CN219242248U (en) | 2023-01-06 | 2023-01-06 | Fan with dustproof noise reduction function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219242248U true CN219242248U (en) | 2023-06-23 |
Family
ID=86849392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320063179.XU Active CN219242248U (en) | 2023-01-06 | 2023-01-06 | Fan with dustproof noise reduction function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219242248U (en) |
-
2023
- 2023-01-06 CN CN202320063179.XU patent/CN219242248U/en active Active
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