CN221236912U - Low-noise axial flow fan - Google Patents
Low-noise axial flow fan Download PDFInfo
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- CN221236912U CN221236912U CN202323069895.8U CN202323069895U CN221236912U CN 221236912 U CN221236912 U CN 221236912U CN 202323069895 U CN202323069895 U CN 202323069895U CN 221236912 U CN221236912 U CN 221236912U
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- fan
- noise reduction
- motor
- axial flow
- noise
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 28
- 238000009423 ventilation Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 13
- 229920000742 Cotton Polymers 0.000 claims description 8
- 239000000428 dust Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a low-noise axial flow fan, which comprises: the fan noise reduction mechanism is provided with an axial flow fan at one end, and a motor noise reduction mechanism is arranged at one end of the axial flow fan; according to the fan motor, the fan motor rotates the rotating shaft to drive the fan blades to rotate, the fan noise reduction mechanism absorbs and blocks noise generated by the fan at the moment, the motor noise reduction mechanism absorbs and blocks the noise generated by the fan motor, the motor noise reduction mechanism enables heat generated by the fan motor to be unable to be dissipated in the using process, the heat dissipation mechanism can reduce the heat in the motor, the performance of the fan motor is enabled to be stably exerted, the dust prevention mechanism can filter dust in air, the service life of the fan motor is prolonged, the fan is simple in structure and convenient to assemble and disassemble, and the fan noise reduction mechanism and the motor noise reduction mechanism can effectively reduce noise of the fan motor and the fan motor respectively.
Description
Technical Field
The utility model relates to the technical field of axial flow fans, in particular to a low-noise axial flow fan.
Background
The axial flow fan is an air flow in the same direction as the axis of the fan blade, such as an electric fan, and the fan of the air conditioner external unit is an axial flow running fan. The axial flow fan is characterized in that the air flows parallel to the axial flow of the fan, the axial flow fan is fixed in position and moves air, the axial flow fan mainly comprises a fan impeller and a shell, the structure is simple, and the axial flow fan can be used for ventilation in common factories, warehouses, offices, houses and other places, and can also be used for an air cooler, an evaporator, a condenser, spray drop and the like.
The existing axial flow fan can generate noise in the use process, the noise is generally from fan blades and motors of the axial flow fan, the axial flow fan is generally used for ventilation in factories, warehouses, offices, houses and other places, and the noise generated during the use can seriously influence surrounding people, so that the life quality and the working efficiency of people are reduced.
Disclosure of utility model
The utility model aims at: in order to solve the problems that the existing axial flow fan can generate noise in the use process, the noise is generally from fan blades and motors of the axial flow fan, the axial flow fan is generally used for ventilation in factories, warehouses, offices, houses and other places, surrounding people can be seriously influenced by the noise generated during the use, and the life quality and the working efficiency of people are reduced, the low-noise axial flow fan is provided.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a low noise axial flow fan comprising: the fan noise reduction mechanism comprises a fan noise reduction mechanism, wherein an axial flow fan is arranged at one end of the fan noise reduction mechanism, a motor noise reduction mechanism is arranged at one end of the axial flow fan, a heat dissipation mechanism is arranged at one end of the motor noise reduction mechanism, and a dustproof mechanism is arranged at one end of the motor noise reduction mechanism.
As still further aspects of the utility model: the fan noise reduction mechanism is internally provided with a fan noise reduction plate, the fan noise reduction mechanism is internally provided with a noise converging horn groove, the fan noise reduction mechanism is internally provided with a fixed lug, the fan noise reduction mechanism is internally provided with a connecting sealing plate I, and the fan noise reduction mechanism is internally provided with a fan noise reduction fixing screw.
As still further aspects of the utility model: the fan noise reduction plate is fixedly connected with the fixed lugs, the noise converging horn groove is formed in the fan noise reduction plate, the fan noise reduction fixing screws are used for enabling the fan noise reduction plate to be fixedly connected with the first connecting sealing plate and the axial flow fan, eight groups of fixed lugs are arranged and symmetrically distributed on the fan noise reduction plate, and four groups of fan noise reduction fixing screws are arranged.
As still further aspects of the utility model: the novel fan comprises an axial flow fan body, and is characterized in that a fixing frame is arranged in the axial flow fan body, fan blades are arranged in the axial flow fan body, a rotating shaft is arranged in the axial flow fan body, a fan rotating motor is arranged in the axial flow fan body, the fixing frame is fixedly connected with the fan rotating motor, the fan blades are fixedly connected with the rotating shaft, the rotating shaft is rotationally connected with the fan rotating motor, and the number of the fan blades is evenly distributed in the rotating shaft.
As still further aspects of the utility model: the motor noise reduction mechanism is internally provided with a motor noise reduction fixing screw, the motor noise reduction mechanism is internally provided with a connecting sealing plate II, the motor noise reduction mechanism is internally provided with a motor noise reduction plate, and the motor noise reduction mechanism is internally provided with a noise reduction mechanism ventilation slot hole.
As still further aspects of the utility model: the motor noise reduction fixing screws are used for fixedly connecting the motor noise reduction plate with the second connecting sealing plate and the axial flow fan, and a plurality of groups of ventilation slots of the noise reduction mechanism are uniformly distributed at one end of the motor noise reduction plate.
As still further aspects of the utility model: the heat-dissipation mechanism is internally provided with a heat-conducting plate, the heat-dissipation mechanism is internally provided with a heat-dissipation fin, and the heat-dissipation mechanism is internally provided with a heat-dissipation fixing screw.
As still further aspects of the utility model: the quantity of the radiating fins is provided with a plurality of groups of radiating fixing screws which are uniformly distributed at one end of the heat conducting plate, the quantity of the radiating fixing screws is provided with four groups, and the radiating mechanism is fixedly connected with the motor noise reduction mechanism through the radiating fixing screws.
As still further aspects of the utility model: the dustproof mechanism is internally provided with dustproof cotton, the dustproof mechanism is internally provided with a fixed plate, the dustproof mechanism is internally provided with a dustproof ventilation slot hole, and the dustproof mechanism is internally provided with a dustproof fixing screw.
As still further aspects of the utility model: the dustproof ventilation slots are uniformly distributed at one end of the fixing plate, four groups of dustproof fixing screws are arranged at the number of the dustproof ventilation slots, and the fixing plate fixes the dustproof cotton on the ventilation slots of the noise reduction mechanism through the dustproof fixing screws.
Compared with the prior art, the utility model has the beneficial effects that:
According to the fan motor, the fan motor rotates the rotating shaft to drive the fan blades to rotate, the fan noise reduction mechanism absorbs and blocks noise generated by the fan at the moment, the motor noise reduction mechanism absorbs and blocks the noise generated by the fan motor, the motor noise reduction mechanism enables heat generated by the fan motor to be unable to be dissipated in the using process, the heat dissipation mechanism can reduce the heat in the motor, the performance of the fan motor is enabled to be stably exerted, the dust prevention mechanism can filter dust in air, the service life of the fan motor is prolonged, the fan is simple in structure and convenient to assemble and disassemble, and the fan noise reduction mechanism and the motor noise reduction mechanism can effectively reduce noise of the fan motor and the fan motor respectively.
Drawings
Fig. 1 is a schematic view of the overall structure of a low noise axial flow fan according to the present utility model.
Fig. 2 is a schematic structural view of a fan noise reduction mechanism in a low noise axial flow fan according to the present utility model.
Fig. 3 is a schematic structural view of an axial flow fan in the low noise axial flow fan according to the present utility model.
Fig. 4 is a schematic structural view of a motor noise reduction mechanism in a low noise axial flow fan according to the present utility model.
Fig. 5 is a schematic structural view of a heat dissipation mechanism in a low noise axial flow fan according to the present utility model.
Fig. 6 is a schematic structural view of a dust-proof mechanism in a low noise axial flow fan according to the present utility model.
In the figure: 1. a fan noise reduction mechanism; 2. an axial flow fan; 3. a heat dissipation mechanism; 4. a motor noise reduction mechanism; 5. a dust-proof mechanism; 6. a fan noise reduction plate; 7. a noise converging horn slot; 8. a fixed ear; 9. connecting a first sealing plate; 10. fan noise reduction fixing screws; 11. a fixing frame; 12. a fan blade; 13. a rotating shaft; 14. a fan rotation motor; 15. a motor noise reduction fixing screw; 16. connecting a second sealing plate; 17. a motor noise reduction plate; 18. a noise reduction mechanism ventilation slot; 19. a heat conductive plate; 20. a heat sink; 21. a heat dissipation fixing screw; 22. dust-proof cotton; 23. a fixing plate; 24. dustproof ventilation slot holes; 25. dustproof fixing screw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
Referring to fig. 1, in an embodiment of the present utility model, a low noise axial flow fan includes: the fan noise reduction mechanism 1, fan noise reduction mechanism 1 one end is provided with axial fan 2, and axial fan 2 one end is provided with motor noise reduction mechanism 4, and motor noise reduction mechanism 4 one end is provided with heat dissipation mechanism 3, and motor noise reduction mechanism 4 one end is provided with dustproof mechanism 5.
Referring to fig. 2, a fan noise reduction plate 6 is disposed in the fan noise reduction mechanism 1, a noise converging horn slot 7 is disposed in the fan noise reduction mechanism 1, a fixing lug 8 is disposed in the fan noise reduction mechanism 1, a connecting sealing plate 9 is disposed in the fan noise reduction mechanism 1, a fan noise reduction fixing screw 10 is disposed in the fan noise reduction mechanism 1, and noise generated by a fan can be effectively reduced through the fan noise reduction mechanism 1.
Referring to fig. 2, a fan noise reduction plate 6 is fixedly connected with a fixing lug 8, a noise converging horn groove 7 is formed in the fan noise reduction plate 6, a fan noise reduction fixing screw 10 is used for fixedly connecting the fan noise reduction plate 6, a connecting sealing plate 9 and the axial flow fan 2, eight groups of fixing lugs 8 are symmetrically distributed on the fan noise reduction plate 6, four groups of fan noise reduction fixing screws 10 are arranged, and noise generated by the fan can be effectively absorbed by the fan noise reduction plate 6 through the noise converging horn groove 7.
Referring to fig. 3, a fixing frame 11 is disposed in an axial flow fan 2, fan blades 12 are disposed in the axial flow fan 2, a rotating shaft 13 is disposed in the axial flow fan 2, a fan rotating motor 14 is disposed in the axial flow fan 2, the fixing frame 11 is fixedly connected with the fan rotating motor 14, the fan blades 12 are fixedly connected with the rotating shaft 13, the rotating shaft 13 is rotationally connected with the fan rotating motor 14, five groups of fan blades 12 are uniformly distributed on the rotating shaft 13, and the performance of the axial flow fan 2 is improved by the multiple groups of fan blades 12.
Referring to fig. 4, a motor noise reduction fixing screw 15 is provided in the motor noise reduction mechanism 4, a connection closing plate two 16 is provided in the motor noise reduction mechanism 4, a motor noise reduction plate 17 is provided in the motor noise reduction mechanism 4, a noise reduction mechanism ventilation slot 18 is provided in the motor noise reduction mechanism 4, and noise generated by the fan rotating motor 14 can be effectively reduced by the motor noise reduction mechanism 4.
Referring to fig. 4, the motor noise reduction fixing screw 15 fixedly connects the motor noise reduction plate 17, the connection closing plate two 16 and the axial flow fan 2, and a plurality of groups of noise reduction mechanism ventilation slots 18 are uniformly distributed at one end of the motor noise reduction plate 17, and the plurality of groups of noise reduction mechanism ventilation slots 18 can enable air in the motor noise reduction mechanism 4 to circulate.
Referring to fig. 5, a heat conducting plate 19 is provided in the heat dissipating mechanism 3, a heat dissipating fin 20 is provided in the heat dissipating mechanism 3, a heat dissipating fixing screw 21 is provided in the heat dissipating mechanism 3, and the heat dissipating mechanism 3 can effectively dissipate heat in the motor noise reducing mechanism 4.
Referring to fig. 5, the number of the heat dissipation fins 20 is provided with a plurality of groups uniformly distributed at one end of the heat conduction plate 19, the number of the heat dissipation fixing screws 21 is provided with four groups, the heat dissipation mechanism 3 is fixedly connected with the motor noise reduction mechanism 4 through the heat dissipation fixing screws 21, and the heat dissipation capability of the heat dissipation mechanism 3 is improved by the plurality of groups of heat dissipation fins 20.
Referring to fig. 6, dustproof cotton 22 is provided in the dustproof mechanism 5, a fixing plate 23 is provided in the dustproof mechanism 5, dustproof ventilation slots 24 are provided in the dustproof mechanism 5, dustproof fixing screws 25 are provided in the dustproof mechanism 5, and the dustproof mechanism 5 can filter dust in the air.
Referring to fig. 6, the number of dustproof ventilation slots 24 is provided with a plurality of groups evenly distributed in one end of the fixing plate 23, the number of dustproof fixing screws 25 is provided with four groups, the fixing plate 23 fixes the dustproof cotton 22 on the ventilation slots 18 of the noise reduction mechanism through the dustproof fixing screws 25, and the fixing plate 23 can be quickly disassembled through the dustproof fixing screws 25, so that the dustproof cotton 22 is conveniently cleaned or replaced.
The working principle of the utility model is as follows: before use, the fan noise reduction plate 6, the connection sealing plate I9 and the axial flow fan 2 are fixedly connected through the fan noise reduction fixing screw 10, the motor noise reduction plate 17, the connection sealing plate II 16 and the axial flow fan 2 are fixedly connected through the motor noise reduction fixing screw 15, the heat dissipation mechanism 3 and the motor noise reduction mechanism 4 are fixedly connected through the heat dissipation fixing screw 21, the dust prevention mechanism 5 and the motor noise reduction mechanism 4 are fixedly connected through the dust prevention fixing screw 25, and finally the fan is integrally fixed through the fixing lug 8, so that the installation is completed; the fan noise reduction mechanism 1 absorbs and blocks noise generated by the fan at the moment, the motor noise reduction mechanism 4 absorbs and blocks the noise generated by the fan rotation motor 14, the motor noise reduction mechanism 4 enables heat generated by the fan rotation motor 14 to be unable to be dissipated in the using process, the heat dissipation mechanism 3 can reduce the heat in the motor, the performance of the fan rotation motor 14 is enabled to be stably exerted, the dust prevention mechanism 5 can filter dust in air, the service life of the fan rotation motor 14 is prolonged, the fan is simple in structure and convenient to assemble and disassemble, and the fan noise reduction mechanism 1 and the motor noise reduction mechanism 4 can respectively and effectively reduce the noise of the fan and the fan motor.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (10)
1. A low noise axial flow fan comprising: the fan noise reduction mechanism (1) is characterized in that an axial flow fan (2) is arranged at one end of the fan noise reduction mechanism (1), a motor noise reduction mechanism (4) is arranged at one end of the axial flow fan (2), a heat dissipation mechanism (3) is arranged at one end of the motor noise reduction mechanism (4), and a dustproof mechanism (5) is arranged at one end of the motor noise reduction mechanism (4).
2. The low-noise axial flow fan according to claim 1, wherein a fan noise reduction plate (6) is arranged in the fan noise reduction mechanism (1), a noise converging horn groove (7) is arranged in the fan noise reduction mechanism (1), a fixing lug (8) is arranged in the fan noise reduction mechanism (1), a connecting sealing plate I (9) is arranged in the fan noise reduction mechanism (1), and a fan noise reduction fixing screw (10) is arranged in the fan noise reduction mechanism (1).
3. The low-noise axial flow fan according to claim 2, wherein the fan noise reduction plate (6) is fixedly connected with the fixing lugs (8), the noise converging horn groove (7) is formed in the fan noise reduction plate (6), the fan noise reduction fixing screws (10) are fixedly connected with the fan noise reduction plate (6), the connecting sealing plate I (9) and the axial flow fan (2), eight groups of the fixing lugs (8) are arranged, the fixing lugs are symmetrically distributed on the fan noise reduction plate (6), and four groups of the fan noise reduction fixing screws (10) are arranged.
4. The low-noise axial flow fan according to claim 1, characterized in that a fixing frame (11) is arranged in the axial flow fan (2), fan blades (12) are arranged in the axial flow fan (2), a rotating shaft (13) is arranged in the axial flow fan (2), a fan rotating motor (14) is arranged in the axial flow fan (2), the fixing frame (11) is fixedly connected with the fan rotating motor (14), the fan blades (12) are fixedly connected with the rotating shaft (13), the rotating shaft (13) is rotationally connected with the fan rotating motor (14), and five groups of fan blades (12) are uniformly distributed on the rotating shaft (13).
5. The low-noise axial flow fan according to claim 1, wherein motor noise reduction fixing screws (15) are arranged in the motor noise reduction mechanism (4), a connecting closing plate II (16) is arranged in the motor noise reduction mechanism (4), a motor noise reduction plate (17) is arranged in the motor noise reduction mechanism (4), and noise reduction mechanism ventilation slots (18) are arranged in the motor noise reduction mechanism (4).
6. The low-noise axial flow fan according to claim 5, wherein the motor noise reduction fixing screw (15) fixedly connects the motor noise reduction plate (17), the connection sealing plate II (16) and the axial flow fan (2), and a plurality of groups of ventilation slots (18) of the noise reduction mechanism are uniformly distributed at one end of the motor noise reduction plate (17).
7. The low-noise axial flow fan according to claim 1, wherein a heat conducting plate (19) is arranged in the heat dissipation mechanism (3), a heat dissipation fin (20) is arranged in the heat dissipation mechanism (3), and a heat dissipation fixing screw (21) is arranged in the heat dissipation mechanism (3).
8. The low-noise axial flow fan according to claim 7, wherein a plurality of groups of heat radiating fins (20) are uniformly distributed at one end of the heat conducting plate (19), four groups of heat radiating fixing screws (21) are arranged, and the heat radiating mechanism (3) is fixedly connected with the motor noise reducing mechanism (4) through the heat radiating fixing screws (21).
9. The low-noise axial flow fan according to claim 1, wherein dustproof cotton (22) is arranged in the dustproof mechanism (5), a fixing plate (23) is arranged in the dustproof mechanism (5), dustproof ventilation slots (24) are arranged in the dustproof mechanism (5), and dustproof fixing screws (25) are arranged in the dustproof mechanism (5).
10. The low-noise axial flow fan according to claim 9, wherein a plurality of groups of dustproof ventilation slots (24) are uniformly distributed at one end of the fixing plate (23), four groups of dustproof fixing screws (25) are arranged, and the fixing plate (23) fixes the dustproof cotton (22) on the noise reduction mechanism ventilation slots (18) through the dustproof fixing screws (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323069895.8U CN221236912U (en) | 2023-11-14 | 2023-11-14 | Low-noise axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323069895.8U CN221236912U (en) | 2023-11-14 | 2023-11-14 | Low-noise axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221236912U true CN221236912U (en) | 2024-06-28 |
Family
ID=91614136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323069895.8U Active CN221236912U (en) | 2023-11-14 | 2023-11-14 | Low-noise axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221236912U (en) |
-
2023
- 2023-11-14 CN CN202323069895.8U patent/CN221236912U/en active Active
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