CN215860911U - Low-noise mixed flow fan device - Google Patents
Low-noise mixed flow fan device Download PDFInfo
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- CN215860911U CN215860911U CN202122499154.8U CN202122499154U CN215860911U CN 215860911 U CN215860911 U CN 215860911U CN 202122499154 U CN202122499154 U CN 202122499154U CN 215860911 U CN215860911 U CN 215860911U
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- mixed flow
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- shock absorber
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Abstract
The utility model discloses a low-noise mixed flow fan device, which comprises a fan device, a bottom plate, a shell and a damping assembly, wherein the shell is arranged on the bottom plate, the fan device is arranged in the shell, the damping assembly is arranged at the bottom of the shell, the fan device comprises a driving device, a driving shaft and fan blades, the driving device is arranged on the damping assembly, the driving shaft is connected to the driving device, the fan blades are arranged on the driving shaft, a fan blade cover is arranged on the outer side of each fan blade, and a noise reduction layer is arranged on the inner side of the shell and the inner side of the fan blade cover; the utility model belongs to the field of noise reduction fans, and particularly relates to a low-noise mixed flow fan device which can play a role in preliminary sound insulation and noise reduction through a noise reduction layer and an active noise reduction sound box, can reduce vibration generated by a mixed flow fan in use through a damping component, and further reduces noise.
Description
Technical Field
The utility model belongs to the technical field of noise reduction fans, and particularly relates to a low-noise mixed flow fan device.
Background
The mixed flow fan is a fan between an axial flow fan and a centrifugal fan, and during the operation process of the mixed flow fan, a large amount of noise is generated due to the extrusion of air on the device and the vibration of the device, so that the surrounding environment and the surrounding environment are influenced, and the requirements on noise reduction and shock absorption of the mixed flow fan are very important.
But at present common mixed flow fan still exists and falls the function of making an uproar imperfect, can produce the noise when the device operation, causes huge influence to the surrounding environment, simultaneously, its self still can produce vibrations when the device operation, untimely control, can cause the not hard up and not hard up problem of inner structure of fixation nut.
SUMMERY OF THE UTILITY MODEL
In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a low-noise mixed flow fan device which can achieve the primary sound insulation and noise reduction effects through a noise reduction layer and an active noise reduction sound, can reduce the vibration generated by the mixed flow fan during use through a damping component, and further reduces the noise generation.
The technical scheme adopted by the utility model is as follows: the utility model discloses a low-noise mixed flow fan device which comprises a fan device, a bottom plate, a shell and a damping assembly, wherein the shell is arranged on the bottom plate, the fan device is arranged in the shell, the damping assembly is arranged at the bottom of the shell, the fan device comprises a driving device, a driving shaft and fan blades, the driving device is arranged on the damping assembly, the driving shaft is connected to the driving device, the fan blades are arranged on the driving shaft, a fan blade cover is arranged on the outer side of each fan blade, and a noise reduction layer is arranged on the inner side of the shell and the inner side of the fan blade cover.
Further, damper assembly includes the bumper shock absorber, accepts board and transfer bar, the bumper shock absorber is located on the bottom plate, it locates on the bumper shock absorber to accept the board, the shell bottom both sides are located to the bumper shock absorber, transfer bar both ends articulate on the bumper shock absorber on the bottom plate and the bumper shock absorber of shell bottom both sides.
Furthermore, an active noise reduction sound box is arranged on the shell.
Furthermore, a cushioning layer is arranged between the bearing plate and the driving device, and the periphery of the bottom of the shell is provided with the cushioning layer.
The utility model with the structure has the following beneficial effects: this scheme low noise mixed flow fan device can play preliminary syllable-dividing and fall the effect of making an uproar through falling the layer of making an uproar and the stereo set of falling the initiative and making an uproar to can reduce the vibrations that mixed flow fan produced when using through damper assembly, further noise reduction's production.
Drawings
Fig. 1 is a schematic view of the overall structure of a low-noise mixed flow fan device according to the present invention.
The device comprises a fan device 1, a bottom plate 2, a bottom plate 3, a shell 4, a damping component 5, a driving device 6, a driving shaft 7, fan blades 8, a fan blade cover 9, a noise reduction layer 10, a damper 11, a bearing plate 12, a transmission rod 13, an active noise reduction sound box 14 and a vibration reduction layer.
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
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.
As shown in fig. 1, the low-noise mixed flow fan device of the present invention comprises a fan device 1, a bottom plate 2, a casing 3 and a damping assembly 4, wherein the casing 3 is arranged on the bottom plate 2, the fan device 1 is arranged in the casing 3, the damping assembly 4 is arranged at the bottom of the casing 3, the fan device 1 comprises a driving device 5, a driving shaft 6 and a fan blade 7, the driving device 5 is arranged on the damping assembly 4, the driving shaft 6 is connected to the driving device 5, the fan blade 7 is arranged on the driving shaft 6, a fan blade 7 cover is arranged on the outer side of the fan blade 7, and noise reduction layers 9 are arranged on the inner side of the casing 3 and the inner side of the fan blade 7 cover.
Further, damper 4 includes bumper shock absorber 10, accepts board 11 and transfer bar 12, bumper shock absorber 10 is located on bottom plate 2, it locates on bumper shock absorber 10 to accept board 11, bumper shock absorber 10 locates shell 3 bottom both sides, transfer bar 12 both ends articulate on bumper shock absorber 10 on bottom plate 2 and bumper shock absorber 10 of shell 3 bottom both sides.
Further, an active noise reduction sound 13 is arranged on the housing 3.
Furthermore, a cushioning layer 14 is arranged between the bearing plate 11 and the driving device 5, and the cushioning layer 14 is arranged around the bottom of the shell 3.
During the specific use, the layer of making an uproar 9 of falling can play the effect of making an uproar tentatively fall, and the initiative is fallen the stereo set 13 of making an uproar and is played opposite audio frequency by the speaker of stereo set through gathering the noise sample to the noise wave that offsets, bumper shock absorber 10 is through vertical and horizontal setting, can produce the cushioning effect of a plurality of angles, also can the noise reduction when combining the layer of bradyseism 14 and reducing vibrations.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (4)
1. The utility model provides a low noise mixed flow fan device which characterized in that: including fan device, bottom plate, shell and damper, the shell is located on the bottom plate, the fan device is located in the shell, damper locates the shell bottom, the fan device includes drive arrangement, drive shaft and fan blade, drive arrangement locates on the damper, drive shaft connection is on drive arrangement, the fan blade is located in the drive shaft, the fan blade outside is equipped with the fan blade cover, the shell inboard and fan blade cover inboard are equipped with the layer of making an uproar that falls.
2. A low noise mixed flow fan device according to claim 1, wherein: the shock absorption assembly comprises a shock absorber, a receiving plate and a transmission rod, the shock absorber is arranged on the bottom plate, the receiving plate is arranged on the shock absorber, the shock absorber is arranged on two sides of the bottom of the shell, and two ends of the transmission rod are hinged to the shock absorber on the bottom plate and the shock absorber on two sides of the bottom of the shell.
3. A low noise mixed flow fan device according to claim 2, wherein: and the shell is provided with an active noise reduction sound box.
4. A low noise mixed flow fan device according to claim 3, wherein: a cushioning layer is arranged between the bearing plate and the driving device, and the periphery of the bottom of the shell is provided with the cushioning layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122499154.8U CN215860911U (en) | 2021-10-18 | 2021-10-18 | Low-noise mixed flow fan device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122499154.8U CN215860911U (en) | 2021-10-18 | 2021-10-18 | Low-noise mixed flow fan device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215860911U true CN215860911U (en) | 2022-02-18 |
Family
ID=80263289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122499154.8U Active CN215860911U (en) | 2021-10-18 | 2021-10-18 | Low-noise mixed flow fan device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215860911U (en) |
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2021
- 2021-10-18 CN CN202122499154.8U patent/CN215860911U/en active Active
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