CN221074775U - Silencing and noise reducing device for axial flow fan - Google Patents
Silencing and noise reducing device for axial flow fan Download PDFInfo
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- CN221074775U CN221074775U CN202322731936.9U CN202322731936U CN221074775U CN 221074775 U CN221074775 U CN 221074775U CN 202322731936 U CN202322731936 U CN 202322731936U CN 221074775 U CN221074775 U CN 221074775U
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- wall
- fixedly connected
- axial flow
- flow fan
- main body
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- 230000001603 reducing effect Effects 0.000 title claims abstract description 15
- 230000030279 gene silencing Effects 0.000 title claims abstract description 13
- 229920001971 elastomer Polymers 0.000 claims abstract description 33
- 239000006260 foam Substances 0.000 claims abstract description 7
- 239000000806 elastomer Substances 0.000 claims abstract description 5
- 230000035939 shock Effects 0.000 claims description 17
- 230000009467 reduction Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 2
- 238000007664 blowing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006263 elastomeric foam Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the field of axial flow fans, and discloses an axial flow fan silencing and noise reducing device, which comprises a main body and an elastomer foam layer, wherein a placing groove is formed in the middle of the outer wall of the front end of the main body, the outer wall of the front end of the placing groove is fixedly connected with a second rubber ring, a through groove is formed in the center of the outer wall of the front end of the main body, conical blocks are fixedly connected to the front end and the rear end of the inner wall of the through groove, and a supporting plate is fixedly connected to the rear part of the lower end of the inner wall of the through groove.
Description
Technical Field
The utility model relates to the field of axial flow fans, in particular to a silencing and noise reducing device of an axial flow fan.
Background
The axial flow fan is an airflow mechanical device which moves air along the axial direction and discharges the air in the same direction, the working principle of the axial flow fan is based on Bernoulli's theorem and Newton's third law, the airflow direction of the axial flow fan is mainly concentrated in the direction vertical to the axis, and the axial flow fan has the characteristics of high speed and large flow, is suitable for occasions with long air duct and large discharge resistance, the form of the axial flow fan can be divided into two types of straight-blade type fans and inclined-blade type fans, the straight-blade type fans are suitable for occasions with low wind pressure and large wind quantity, and the inclined-blade type fans are suitable for occasions with large wind pressure and small wind quantity.
But partial axial fan can produce great noise when using, and great noise can cause to influence user for user can feel tired, distraction, thereby reduced work efficiency and quality, higher noise also can produce the influence to the surrounding of this axial fan place, thereby produces noise pollution.
Accordingly, a person skilled in the art provides a noise reduction device for an axial flow fan to solve the above-mentioned problems in the related art.
Disclosure of utility model
Compared with the existing partial axial flow fan, the axial flow fan is provided with the conical blocks at the air outlet and the air inlet, the conical blocks can block the noise generated by the operation of the motor in the axial flow fan to a certain extent, so that the noise is limited in the through groove on the main body to a great extent, the elastic foam layer is used for continuously absorbing the noise, the noise generated by the operation of the motor is reduced and transmitted to the outside of the axial flow fan, and the first rubber shock pad is arranged between the motor and the supporting plate, so that the vibration generated between the motor and the supporting plate can be reduced, the noise generated by the operation of the motor and the supporting plate is reduced, the noise generated by the operation of the axial flow fan is reduced, and the application range of the axial flow fan is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an axial fan amortization noise reduction device, includes main part and elastomer foam layer, the standing groove has been seted up at the middle part of main part front end outer wall, the outer wall fixedly connected with second rubber circle of standing groove front end, logical groove has been seted up to the center department of main part front end outer wall, the front end and the equal fixedly connected with toper piece of rear end of logical inslot wall, the rear portion fixedly connected with backup pad of logical inslot wall lower extreme, the upper surface fixedly connected with first rubber shock pad of backup pad, the fixed slot has all been seted up to the both sides at backup pad upper surface middle part, the center department fixedly connected with servo motor of first rubber shock pad upper surface, servo motor's output fixedly connected with flabellum.
Through above-mentioned technical scheme, compare current partial axial fan, this axial fan is provided with first rubber circle between main part and support frame, is provided with the second rubber shock pad between this axial fan and the position of placing to reduce the vibrations that the main part produced because of the operation, make this axial fan because the produced noise of operation vibrations obtain reducing, thereby make this axial fan make an uproar effect of making an uproar obtain promoting.
Further, connecting blocks are fixedly connected to the front ends of the two sides of the outer wall of the main body, and a first rubber ring is clamped and matched with one side, close to the main body, of the outer wall of the connecting block;
Through above-mentioned technical scheme to reduce vibrations between main part and the support frame.
Further, two sides of the outer wall of the main body are respectively matched with a supporting frame in a clamping way, and the front end and the rear end of the lower surface of the supporting frame are respectively fixedly connected with a second rubber shock pad;
Through the technical scheme, the support frame can reduce vibration generated during operation of the axial flow fan through the second rubber shock pad.
Further, a handle is fixedly connected to the center of the upper end of the outer wall of the main body;
Through the technical scheme, a user can move the axial flow fan through the handle.
Further, the lower part of the front end of the inner wall of the support frame is fixedly connected with a stabilizer bar, and the lower part of the rear end of the inner wall of the support frame is fixedly connected with a placing plate;
through above-mentioned technical scheme to make the support frame can improve stability through the stabilizer bar with place the board.
Further, an electric telescopic rod is hinged at the center of the upper surface of the placing plate;
Through the technical scheme, a user can adjust the blowing position of the axial flow fan by controlling the electric telescopic rod.
Further, the front end of the outer wall of the main body is fixedly connected with a flange, and the outer wall of the front end of the flange is provided with a plurality of connecting holes;
Through the technical scheme, a user can fix the axial flow fan at a higher position through the connecting holes arranged on the flange plate.
Further, the outer wall of the front end of the main body is fixedly connected with a protective filter plate, and a plurality of bolts are connected with the periphery of the outer wall of the front end of the protective filter plate through threads;
Through the technical scheme, a user can detach and replace the protective filter plate through rotating the bolts, so that the service life of the axial flow fan is prolonged.
The utility model has the following beneficial effects:
1. Compared with the existing partial axial flow fan, the noise reduction device for the axial flow fan provided by the utility model has the advantages that the conical blocks are arranged at the air outlet and the air inlet of the axial flow fan, the conical blocks can block the noise generated by the operation of the motor in the axial flow fan to a certain extent, so that the noise is limited in the through groove on the main body to a great extent, the elastic foam layer is used for continuously absorbing the noise, so that the noise generated by the operation of the motor is reduced and transmitted to the outside of the axial flow fan, and the first rubber shock pad is arranged between the motor and the supporting plate, so that the vibration generated between the motor and the supporting plate can be reduced, the noise generated by the operation of the motor and the supporting plate is reduced, the noise generated by the operation of the axial flow fan is further reduced, and the application range of the axial flow fan is improved.
2. Compared with the existing partial axial flow fan, the silencing and noise reducing device for the axial flow fan is provided with the first rubber ring between the main body and the supporting frame, and the second rubber shock pad is arranged between the axial flow fan and the placed position, so that vibration of the main body caused by operation is reduced, noise of the axial flow fan caused by the operation vibration is reduced, and the noise reducing effect of the axial flow fan is improved.
3. Compared with the existing partial axial flow fan, the silencing and noise reducing device for the axial flow fan is provided with the electric telescopic rod between the support frame and the main body, and a user can remotely adjust the blowing position of the axial flow fan through the handheld controller, so that the convenience and the application range of the axial flow fan are improved.
Drawings
FIG. 1 is a schematic diagram of a silencing and noise reducing device for an axial flow fan according to the present utility model;
FIG. 2 is a schematic main structure of an axial flow fan silencing and noise reducing device according to the present utility model;
FIG. 3 is a schematic diagram of a through slot structure of an axial flow fan silencing and noise reducing device according to the present utility model;
Fig. 4 is a schematic diagram of a supporting frame structure of a silencing and noise reducing device of an axial flow fan according to the present utility model;
Fig. 5 is a main sectional view of a silencing and noise reducing device for an axial flow fan according to the present utility model.
Legend description:
1. A main body; 2. a handle; 3. a connecting block; 4. a first rubber ring; 5. a support frame; 6. a stabilizer bar; 7. placing a plate; 8. an electric telescopic rod; 9. a flange plate; 10. a connection hole; 11. a protective filter plate; 12. a bolt; 13. a placement groove; 14. a second rubber ring; 15. a through groove; 16. a conical block; 17. an elastomeric foam layer; 18. a support plate; 19. a first rubber shock pad; 20. a fixing groove; 21. a servo motor; 22. a fan blade; 23. and a second rubber shock pad.
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. 1-5, one embodiment provided by the present utility model is: the utility model provides an axial fan amortization noise reduction device, including main part 1 and elastomer foam layer 17, the equal fixedly connected with connecting block 3 of front end of main part 1 outer wall both sides, one side joint cooperation that connecting block 3 outer wall is close to main part 1 has first rubber circle 4, thereby reduce the vibrations between main part 1 and the support frame 5, the equal joint cooperation in both sides of main part 1 outer wall has support frame 5, the equal fixedly connected with second rubber shock pad 23 of front end and the rear end of support frame 5 lower surface, thereby make support frame 5 reduce the vibrations that this axial fan produced when moving through second rubber shock pad 23, standing groove 13 has been seted up at the middle part of main part 1 front end outer wall, the outer wall fixedly connected with second rubber circle 14 of standing groove 13 front end, logical groove 15 has been seted up in the center department of main part 1 front end outer wall, the equal fixedly connected with toper piece 16 of front end and the rear end of logical groove 15 inner wall lower extreme, the rear end fixedly connected with backup pad 18 of the upper surface fixedly connected with first rubber shock pad 19 of backup pad 18, fixed slot 20 has all been seted up at the both sides at the middle part of backup pad 18 upper surface, servo motor fixed connection 21 has servo motor fixed connection 21.
Compared with the existing partial axial flow fan, the conical blocks 16 are arranged at the air outlet and the air inlet of the axial flow fan, the conical blocks 16 can block noise generated by motor operation in the axial flow fan to a certain extent, so that the noise is limited in the through groove 15 in the main body 1 to a great extent, the noise is continuously absorbed through the elastomer foam layer 17, the noise generated by motor operation is reduced and transmitted to the outside of the axial flow fan, and the first rubber shock pad 19 is arranged between the motor and the supporting plate 18, so that vibration generated between the motor and the supporting plate 18 can be reduced, the noise generated between the motor and the supporting plate 18 due to operation is reduced, and the noise generated during use of the axial flow fan is further reduced, so that the application range of the axial flow fan is improved.
The center department fixedly connected with handle 2 of main part 1 outer wall upper end to make the user remove this axial fan through handle 2, the lower part fixedly connected with stabilizer bar 6 of support frame 5 inner wall front end, the lower part fixedly connected with of support frame 5 inner wall rear end places board 7, thereby make support frame 5 can improve stability through stabilizer bar 6 with place board 7, place the central department of board 7 upper surface and hinge and be connected with electric telescopic handle 8, make the user can thereby adjust this axial fan's position that blows through controlling electric telescopic handle 8, the front end fixedly connected with ring flange 9 of main part 1 outer wall, a plurality of connecting holes 10 have been seted up to the outer wall of ring flange 9 front end, thereby make the user can fix this axial fan in higher position through connecting hole 10 that sets up on the ring flange 9, the outer wall fixedly connected with of main part 1 front end protects filter plate 11, the peripheral threaded connection of protection filter plate 11 front end outer wall has a plurality of bolts 12, thereby make the user can dismantle the protection filter plate 11 through rotation bolt 12 and change, make this axial fan's life obtain.
Working principle: when the device is required to be used, the axial flow fan is placed at a required position through the handle 2, the electric telescopic rod 8 is remotely controlled through the handheld controller, so that the blowing position of the axial flow fan is adjusted, and the fan blade 22 can blow the required position by starting the servo motor 21.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail 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 or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides an axial fan amortization noise reduction device, includes main part (1) and elastomer foam layer (17), its characterized in that: the utility model discloses a motor, including main part (1) front end outer wall, standing groove (13) have been seted up at the middle part of main part (1) front end outer wall, outer wall fixedly connected with second rubber circle (14) of standing groove (13) front end, logical groove (15) have been seted up in the center department of main part (1) front end outer wall, the front end and the equal fixedly connected with toper piece (16) of rear end of logical groove (15) inner wall, the rear portion fixedly connected with backup pad (18) of logical groove (15) inner wall lower extreme, the upper surface fixedly connected with first rubber shock pad (19) of backup pad (18), fixed slot (20) have all been seted up to the both sides at backup pad (18) upper surface middle part, the center department fixedly connected with servo motor (21) of first rubber shock pad (19) upper surface, the output fixedly connected with flabellum (22) of servo motor (21).
2. The noise reduction device for an axial flow fan according to claim 1, wherein: the front ends of two sides of the outer wall of the main body (1) are fixedly connected with connecting blocks (3), and one side, close to the main body (1), of the outer wall of each connecting block (3) is clamped and matched with a first rubber ring (4).
3. The noise reduction device for an axial flow fan according to claim 1, wherein: the two sides of the outer wall of the main body (1) are respectively matched with a supporting frame (5) in a clamping mode, and the front end and the rear end of the lower surface of the supporting frame (5) are respectively fixedly connected with a second rubber shock pad (23).
4. The noise reduction device for an axial flow fan according to claim 1, wherein: the center of the upper end of the outer wall of the main body (1) is fixedly connected with a handle (2).
5. The silencing and noise reducing device for an axial flow fan according to claim 3, wherein: the lower part fixedly connected with stabilizer bar (6) of support frame (5) inner wall front end, the lower part fixedly connected with of support frame (5) inner wall rear end places board (7).
6. The silencing and noise reducing device of the axial flow fan according to claim 5, wherein: an electric telescopic rod (8) is hinged at the center of the upper surface of the placing plate (7).
7. The noise reduction device for an axial flow fan according to claim 1, wherein: the front end of the outer wall of the main body (1) is fixedly connected with a flange plate (9), and a plurality of connecting holes (10) are formed in the outer wall of the front end of the flange plate (9).
8. The noise reduction device for an axial flow fan according to claim 1, wherein: the outer wall of the front end of the main body (1) is fixedly connected with a protective filter plate (11), and a plurality of bolts (12) are connected with the periphery of the outer wall of the front end of the protective filter plate (11) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322731936.9U CN221074775U (en) | 2023-10-12 | 2023-10-12 | Silencing and noise reducing device for axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322731936.9U CN221074775U (en) | 2023-10-12 | 2023-10-12 | Silencing and noise reducing device for axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221074775U true CN221074775U (en) | 2024-06-04 |
Family
ID=91265592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322731936.9U Active CN221074775U (en) | 2023-10-12 | 2023-10-12 | Silencing and noise reducing device for axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221074775U (en) |
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2023
- 2023-10-12 CN CN202322731936.9U patent/CN221074775U/en active Active
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