CN220151607U - Noise reduction shell of fan - Google Patents
Noise reduction shell of fan Download PDFInfo
- Publication number
- CN220151607U CN220151607U CN202223227434.4U CN202223227434U CN220151607U CN 220151607 U CN220151607 U CN 220151607U CN 202223227434 U CN202223227434 U CN 202223227434U CN 220151607 U CN220151607 U CN 220151607U
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- CN
- China
- Prior art keywords
- fan
- shell
- mounting hole
- housing
- noise reduction
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000009467 reduction Effects 0.000 title claims abstract description 15
- 229920000742 Cotton Polymers 0.000 claims abstract description 20
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 20
- 238000013016 damping Methods 0.000 claims abstract description 8
- 238000005253 cladding Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 18
- 230000007306 turnover Effects 0.000 claims description 16
- 241000883990 Flabellum Species 0.000 abstract description 2
- 238000009792 diffusion process Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a fan noise reduction shell which comprises a fan shell and sound absorbing cotton. This fan shell of making an uproar falls, the outside cladding of fan shell has inhales the sound cotton, inhale the outside symmetry of sound cotton and be equipped with the protecting crust, the edge of protecting crust corresponds and has offered first mounting hole jointly with the folded section, be equipped with first bolt in the first mounting hole, the opposite side of protecting crust is equipped with the hem, the second mounting hole has evenly been seted up on the hem, be equipped with the second bolt in the second mounting hole, the support frame is installed jointly in the outside of spliced pole, the below of support frame is equipped with the bottom plate, the bottom surface fixedly connected with slipmat of bottom plate, symmetry fixed mounting has damping buffer between bottom plate and the support frame, make can inhale the sound cotton to carry out the cladding to the fan shell, the noise that fan inner wall motor and flabellum produced absorbs the isolation, reduce the diffusion of fan noise, make the fan can be through the stable placing of slipmat, and cushion through damping buffer, thereby improve the vibrations condition in the fan operation.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a noise reduction shell of a fan.
Background
The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. The fan is a common short for gas compression and gas conveying machinery in China, and the fan generally comprises a ventilator, a blower and a wind driven generator.
When the fan is operated, noise can be generated, and the traditional fan is usually provided with only one metal barrel-shaped shell, so that the noise reduction effect is poor, and noise pollution in a working area of the fan is easy to cause.
Disclosure of Invention
The utility model aims to provide a fan noise reduction shell so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a fan shell of making an uproar falls, includes the fan shell, the both ends of fan shell all are equipped with the turn-over portion, the equal symmetrical fixedly connected with spliced pole in both sides of fan shell, the outside cladding of fan shell has the sound of inhaling cotton, the outside symmetry of inhaling the sound cotton is equipped with the protecting crust, the edge of protecting crust corresponds and has offered first mounting hole jointly with the turn-over portion, be equipped with first bolt in the first mounting hole, the opposite side of protecting crust is equipped with the hem, the second mounting hole has evenly been offered on the hem, be equipped with the second bolt in the second mounting hole, correspond spliced pole department and be equipped with dodge the notch on the protecting crust, the support frame is installed jointly in the outside of spliced pole, the below of support frame is equipped with the bottom plate, the bottom surface fixedly connected with slipmat of bottom plate, the setting of slipmat makes the bottom plate stably place subaerial, symmetrical fixed mounting has damping buffer between bottom plate and the support frame.
As a further scheme of the utility model: the front side and the rear side of the fan shell are respectively provided with a protective net, the protective nets are matched with the turnover parts, the protective nets are embedded in the turnover parts, and screw columns are arranged at fixed positions on the turnover parts corresponding to the protective nets.
As still further aspects of the utility model: one end of the threaded column penetrates through the protective net and is in threaded connection with a hand-screwed nut.
As still further aspects of the utility model: the fan is characterized in that a mounting plate is arranged on the inner side of the fan shell, a connecting plate is fixedly connected to the outer side of the mounting plate, and the connecting plate is fixedly connected with the inner wall of the fan shell.
As still further aspects of the utility model: one side of mounting panel fixed mounting has the motor, and the output of motor rotates and runs through the mounting panel and fixedly connected with flabellum.
As still further aspects of the utility model: the motor is externally connected with a power supply and a switch.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the matched use of the fan shell, the turnover part, the connecting column, the sound absorbing cotton, the protective shell, the first bolt, the folded edge, the second bolt and the avoidance notch, the fan shell can be coated by the sound absorbing cotton, noise generated by the fan inner wall motor and fan blades is absorbed and isolated, the diffusion of the fan noise is reduced, and meanwhile, the fan can be stably placed through the connecting column, the supporting frame, the bottom plate, the anti-skid pad and the damping buffer through the matched use of the connecting column, the supporting frame, the bottom plate, the anti-skid pad and the damping buffer, and the vibration condition of the fan in the running process is improved, and the noise is further reduced.
2. According to the utility model, through the cooperation of the turnover part, the protective net, the threaded column and the hand-screwed nut, the fan can be protected at two ends of the fan, and the fan blade damage caused by large impurities sucked in the operation process of the fan is avoided.
3. The utility model is integrally detachable into the fan shell, the sound absorbing cotton, the protective shell and the protective net, and is combined and fixed through the threaded connection of the bolts, so that the fan shell can be conveniently detached and maintained when needed.
Drawings
Fig. 1 is a schematic structural view of a fan noise reduction housing.
Fig. 2 is an enlarged view of a in a fan noise reduction housing.
Fig. 3 is a cross-sectional view of a fan noise reduction housing.
In the figure: 1. a blower housing; 2. a turnover part; 3. a connecting column; 4. sound absorbing cotton; 5. a protective shell; 6. a first bolt; 7. folding edges; 8. a second bolt; 9. avoiding the notch; 10. a support frame; 11. a bottom plate; 12. an anti-slip pad; 13. a damping buffer; 14. a protective net; 15. a threaded column; 16. screwing the nut by hand; 17. a mounting plate; 18. a connecting plate; 19. a motor; 20. and (3) a fan blade.
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.
Referring to fig. 1-3, in the embodiment of the utility model, a fan noise reduction housing comprises a fan housing 1, two ends of the fan housing 1 are respectively provided with a turnover part 2, two sides of the fan housing 1 are respectively and symmetrically fixedly connected with a connecting column 3, the outer side of the fan housing 1 is coated with sound absorption cotton 4, the outer side of the sound absorption cotton 4 is symmetrically provided with a protecting shell 5, the protecting shell 5 wraps and protects the sound absorption cotton 4, the packaging installation of the sound absorption cotton 4 is facilitated, meanwhile, the sound absorption cotton 4 is prevented from being damaged in use, the edge of the protecting shell 5 corresponds to the turnover part 2 and is jointly provided with a first mounting hole, a first bolt 6 is arranged in the first mounting hole, the opposite side of the protecting shell 5 is provided with a folding edge 7, second mounting holes are uniformly formed in the folding edge 7, second mounting holes are respectively provided with a second bolt 8, the positions of the protecting shell 5, corresponding to the connecting columns 3 are provided with avoiding notches 9, the connecting columns 3 penetrate out of the protecting shell 5, a supporting frame 10 is jointly installed on the outer side of the connecting column 3, a bottom plate 11 is arranged below the supporting frame 10, the bottom plate 11 is fixedly connected with an anti-skid pad 12, the bottom plate 12 is arranged on the bottom plate 12, the bottom plate 11 is stably placed on the bottom plate 11, and is placed on the opposite sides of the supporting frame 11, and is symmetrically arranged on the bottom plate 11, and is in a position between the supporting frame and the two sides of the supporting frame 10, and is further provided with a vibration damper 13, and is further damped by the vibration damper, and is effectively damped and mounted on the bottom surface.
The front side and the rear side of the fan shell 1 are respectively provided with a protective net 14, the protective nets 14 are matched with the turnover part 2, the protective nets 14 are embedded in the turnover part 2, and screw columns 15 are arranged on the turnover part 2 corresponding to the fixed positions of the protective nets 14.
One end of the threaded post 15 penetrates through the protection net 14 and is in threaded connection with a hand-screwed nut 16, so that the hand-screwed nut 16 is pressed and limited by the protection net 14.
The inside of the fan housing 1 is provided with a mounting plate 17, the outside of the mounting plate 17 is fixedly connected with a connecting plate 18, and the connecting plate 18 is fixedly connected with the inner wall of the fan housing 1.
One side of the mounting plate 17 is fixedly provided with a motor 19, the output end of the motor 19 rotates to penetrate through the mounting plate 17 and is fixedly connected with a fan blade 20, and the mounting plate 17 is provided with a through hole for the output end of the motor 19 to rotate to penetrate through.
The motor 19 is externally connected with a power supply and a switch, and the first bolt 6 and the second bolt 8 are identical in structure and comprise a screw and a nut.
The working principle of the utility model is as follows:
during the use, can place the fan subaerial through bottom plate 11, bottom plate 11 is through the steady placement of slipmat 12 subaerial, can inhale the cladding of cotton 4 in the outside of fan housing 1, then with the cladding of protecting crust 5 inhale the outside of cotton 4 of sound, make dodge notch 9 and spliced pole 3 correspondence, then fix fan housing 1 and protecting crust 5 through first bolt 6, then lock hem 7 through second bolt 8, thereby consolidate protecting crust 5, can put into the folding part 2 with protecting net 14 at this moment, make threaded column 15 run through protecting net 14, then screw on the nut 16 and install fixedly protecting net 14, during the fan operation, inhale the noise that cotton 4 produced the fan inside and keep apart the absorption, damping buffer 13 is buffering the vibrations of fan operation between support frame 10 and bottom plate 11 simultaneously, thereby further reduce the production of noise.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a fan shell of making an uproar falls, includes fan shell (1), its characterized in that: the fan housing (1) both ends all are equipped with the turn-over part (2), the equal symmetrical fixedly connected with spliced pole (3) in both sides of fan housing (1), the outside cladding of fan housing (1) has inhales sound cotton (4), inhale the outside symmetry of sound cotton (4) and be equipped with protecting crust (5), the edge and the turn-over part (2) of protecting crust (5) correspond and first mounting hole has been seted up jointly, be equipped with first bolt (6) in the first mounting hole, the opposite side of protecting crust (5) is equipped with hem (7), the second mounting hole has evenly been seted up on hem (7), be equipped with second bolt (8) in the second mounting hole, correspond spliced pole (3) department on protecting crust (5) and be equipped with dodge notch (9), support frame (10) are installed jointly in the outside of spliced pole (3), the below of support frame (10) is equipped with bottom plate (11), the bottom surface fixedly connected with slipmat (12) of bottom plate (11), symmetrical fixed mounting has damping buffer (13) between bottom plate (11) and support frame (10).
2. A fan noise reduction housing as defined in claim 1, wherein: the front side and the rear side of the fan shell (1) are respectively provided with a protective net (14), and a thread column (15) is arranged at a fixed position of the turnover part (2) corresponding to the protective net (14).
3. A fan noise reduction housing as defined in claim 2, wherein: one end of the threaded column (15) penetrates through the protective net (14) and is connected with a hand-screwed nut (16) in a threaded mode.
4. A fan noise reduction housing as defined in claim 1, wherein: the fan is characterized in that a mounting plate (17) is arranged on the inner side of the fan housing (1), a connecting plate (18) is fixedly connected to the outer side of the mounting plate (17), and the connecting plate (18) is fixedly connected with the inner wall of the fan housing (1).
5. The fan noise reduction housing of claim 4, wherein: one side of the mounting plate (17) is fixedly provided with a motor (19), and the output end of the motor (19) rotates to penetrate through the mounting plate (17) and is fixedly connected with a fan blade (20).
6. The fan noise reduction housing of claim 5, wherein: the motor (19) is externally connected with a power supply and a switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223227434.4U CN220151607U (en) | 2022-12-02 | 2022-12-02 | Noise reduction shell of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223227434.4U CN220151607U (en) | 2022-12-02 | 2022-12-02 | Noise reduction shell of fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151607U true CN220151607U (en) | 2023-12-08 |
Family
ID=89018984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223227434.4U Active CN220151607U (en) | 2022-12-02 | 2022-12-02 | Noise reduction shell of fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151607U (en) |
-
2022
- 2022-12-02 CN CN202223227434.4U patent/CN220151607U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |