CN210290281U - Novel amortization shock attenuation fan - Google Patents
Novel amortization shock attenuation fan Download PDFInfo
- Publication number
- CN210290281U CN210290281U CN201920758191.6U CN201920758191U CN210290281U CN 210290281 U CN210290281 U CN 210290281U CN 201920758191 U CN201920758191 U CN 201920758191U CN 210290281 U CN210290281 U CN 210290281U
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- fan
- sound
- proof box
- noise
- wall
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Abstract
The utility model discloses a novel amortization shock attenuation fan, including sound-proof box and fan, the venthole has been seted up to the sound-proof box left surface, and the inlet port has been seted up to the sound-proof box right flank, is equipped with the cavity between sound-proof box inner wall and the outer wall, and the inside winding of cavity has evenly distributed's cooling water pipe, and both sides are equipped with inlet tube and outlet pipe respectively around the sound-proof box, and the sound-proof box inner wall is equipped with the acoustic celotex board, and the fan is installed in the sound-proof box, and the fan passes through the pedestal mounting on the bumper shock absorber. With fan fixed mounting in the sound-proof box, the cooling water pipe can effectually reduce the incasement temperature, utilizes the bumper shock absorber can alleviate the vibrations of fan, and the noise abatement improves the life of fan to utilize the noise that the acoustic celotex board can effectual absorption fan produced, the muffler falls to making an uproar to the secondary of fan, and the noise that produces the fan falls to minimumly.
Description
Technical Field
The utility model relates to a fan equipment field, concretely relates to is a novel amortization shock attenuation fan.
Background
The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit short for gas compression and gas conveying machinery. The fan types are various and are used in different industries, but the fan types can generate great noise to affect physical and psychological health of people, the noise sources of the fan are mainly structural vibration noise and aerodynamic noise caused by rotation of fan blades, and in addition, part of the noise of the fan is generated due to vibration.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: to the defect of above-mentioned prior art, provide a novel amortization shock attenuation fan.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel amortization shock attenuation fan, includes sound-proof box and fan to the bottom surface is the reference surface, the venthole has been seted up to the sound-proof box left surface, the inlet port has been seted up to the sound-proof box right flank, be equipped with the cavity between sound-proof box inner wall and the outer wall, the inside winding of cavity has evenly distributed's cooling water pipe, both sides are equipped with inlet tube and outlet pipe respectively around the sound-proof box, the sound-proof box inner wall is equipped with the acoustic celotex board, the fan is installed in the sound-proof box, the fan passes through pedestal mounting on the bumper shock absorber, be equipped with the muffler on the fan, the muffler passes the vent.
Furthermore, the periphery of the air outlet and the periphery of the air inlet are provided with radiating holes which are uniformly distributed on the circumference, so that the fan can radiate heat conveniently in the running process of the fan.
Furthermore, the air outlet end of the fan is connected with a noise reduction joint with a smooth inner wall, the sectional area ratio of the two ends of the noise reduction joint is 1:10, and the noise reduction joint is gradually reduced from the air outlet end to the outside, so that the suction force of the fan is larger, and the noise is low.
Furthermore, the fan blade on the fan is provided with noise reduction bristles which are in a sawtooth shape or a wavy shape, and the noise reduction bristles are arranged in a row on the rear edge of the fan blade and protrude out of the rear edge, so that pressure fluctuation on two sides of the fan blade is balanced in the air flow direction, and noise is reduced.
Further, the muffler with the end of giving vent to anger of fan is connected through the mode of screw thread, and better is fixed the muffler, reduces vibrations.
The utility model has the advantages that: with fan fixed mounting in the sound-proof box, the cooling water pipe can effectually reduce the incasement temperature, utilizes the bumper shock absorber can alleviate the vibrations of fan, and the noise reduction improves the life of fan to utilize the acoustic celotex board can the effectual noise that absorbs the fan and produce, the muffler falls the noise to the secondary of fan, and the noise that produces the fan falls to minimumly, this simple structure, and noise reduction effect is good.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of a novel noise-reduction and shock-absorption fan of the present invention;
FIG. 2 is a cross-sectional view of a novel noise-reduction and shock-absorption fan of the present invention;
FIG. 3 is a right side view of the novel noise reduction and vibration reduction fan of the present invention;
FIG. 4 is a schematic view of a fan blade according to the present invention;
fig. 5 is the utility model discloses the brush hair of making an uproar falls in the fan blade installation back effect picture.
Reference numerals: 1. a sound insulation box; 2. a fan; 3. an air outlet; 4. an air inlet; 5. a cavity; 6. a cooling water pipe; 7. a water inlet pipe; 8. a water outlet pipe; 9. a sound insulating board; 10. a base; 11. a shock absorber; 12. a muffler; 13. heat dissipation holes; 14. a noise reducing joint; 15. a fan blade; 16. noise reducing bristles.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Referring to fig. 1 to 5, a novel amortization shock attenuation fan in one embodiment is shown, including sound-proof box 1 and fan 2, use the bottom surface as the reference surface, venthole 3 has been seted up to 1 left surface of sound-proof box, inlet port 4 has been seted up to 1 right surface of sound-proof box, be equipped with cavity 5 between 1 inner wall of sound-proof box and the outer wall, the inside winding of cavity 5 has evenly distributed's cooling water pipe 6, both sides are equipped with inlet tube 7 and outlet pipe 8 respectively around the sound- proof box 1, 1 inner wall of sound-proof box is equipped with acoustic celotex board 9, fan 2 installs in sound-proof box 1, fan 2 passes through base 10 and installs on bumper shock absorber 11, be equipped with muffler 12 on fan 2, muffler 12 passes venthole 3 extends to the sound-proof box 1 outside.
Further as a preferred embodiment, the peripheries of the air outlet 3 and the air inlet 4 are both provided with heat dissipation holes 13 which are uniformly distributed on the circumference, so that the fan 2 can dissipate heat conveniently in the operation process of the fan 2.
Further as a preferred embodiment, the air outlet end of the fan 2 is connected with a noise reduction joint 14 with a smooth inner wall, the ratio of the cross-sectional areas of the two ends of the noise reduction joint 14 is 1:10, and the noise reduction joint 14 is tapered outwards from the air outlet end, so that the suction force of the fan 2 is larger, and the noise is low.
Further as a preferred embodiment, the fan blade 15 of the fan 2 is provided with noise reduction bristles 16, and the noise reduction bristles 16 are zigzag or wavy, and are arranged in a row on the trailing edge of the fan blade 15 and protrude out of the trailing edge, so that pressure fluctuation on both sides of the fan blade 15 in the air flow direction is balanced, and noise is reduced.
Further as a preferred embodiment, the silencer 12 is connected with the air outlet end of the fan 2 in a threaded manner, so that the silencer 12 is better fixed, and vibration is reduced.
The utility model discloses an operation description as follows: in the actual working process, wind gets into sound-proof box 1 from inlet port 4, goes out by venthole 3 after fan 2 improves gas pressure, and the noise that produces during this is fallen the noise by acoustic celotex board 9, fall the brush hair 16 and muffler 12 of making an uproar and is fallen, and cooling water pipe 6 in the cavity 5 reduces the heat that produces in the fan 2 operation, then discharges unnecessary heat by louvre 13, and the vibrations when fan 2 moves are reduced to bumper shock absorber 11 on the fan 2.
The utility model has the advantages that: with fan fixed mounting in the sound-proof box, the cooling water pipe can effectually reduce the incasement temperature, utilizes the bumper shock absorber can alleviate the vibrations of fan, and the noise reduction improves the life of fan to utilize the acoustic celotex board can the effectual noise that absorbs the fan and produce, the muffler falls the noise to the secondary of fan, and the noise that produces the fan falls to minimumly, this simple structure, and noise reduction effect is good.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (5)
1. The utility model provides a novel amortization shock attenuation fan which characterized in that: including sound-proof box and fan, the venthole has been seted up to sound-proof box left surface, the inlet port has been seted up to sound-proof box right flank, be equipped with the cavity between sound-proof box inner wall and the outer wall, the inside winding of cavity has evenly distributed's cooling water pipe, both sides are equipped with inlet tube and outlet pipe respectively around the sound-proof box, sound-proof box inner wall is equipped with the acoustic celotex board, the fan is installed in the sound-proof box, the fan passes through pedestal mounting on the bumper shock absorber, be equipped with the muffler on the fan, the muffler passes the venthole extends to the sound-proof box outside.
2. The novel noise-reduction and shock-absorption fan according to claim 1 is characterized in that: the periphery of the air outlet and the periphery of the air inlet are provided with radiating holes which are uniformly distributed on the circumference.
3. The novel noise-reduction and shock-absorption fan according to claim 1 is characterized in that: the air outlet end of the fan is connected with a noise reduction joint with a smooth inner wall.
4. The novel noise-reduction and shock-absorption fan according to claim 1 is characterized in that: the fan blade on the fan is provided with noise reduction bristles.
5. The novel noise-reduction and shock-absorption fan according to claim 1 is characterized in that: the silencer is connected with the air outlet end of the fan in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920758191.6U CN210290281U (en) | 2019-05-24 | 2019-05-24 | Novel amortization shock attenuation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920758191.6U CN210290281U (en) | 2019-05-24 | 2019-05-24 | Novel amortization shock attenuation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210290281U true CN210290281U (en) | 2020-04-10 |
Family
ID=70071007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920758191.6U Expired - Fee Related CN210290281U (en) | 2019-05-24 | 2019-05-24 | Novel amortization shock attenuation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210290281U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555199A (en) * | 2021-01-25 | 2021-03-26 | 天津市福锐达电气成套设备工程有限公司 | Multifunctional fan isolation box |
| CN113833698A (en) * | 2021-09-23 | 2021-12-24 | 天长市天粮米业有限公司 | A fan noise reduction device for rice processing equipment |
-
2019
- 2019-05-24 CN CN201920758191.6U patent/CN210290281U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555199A (en) * | 2021-01-25 | 2021-03-26 | 天津市福锐达电气成套设备工程有限公司 | Multifunctional fan isolation box |
| CN113833698A (en) * | 2021-09-23 | 2021-12-24 | 天长市天粮米业有限公司 | A fan noise reduction device for rice processing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |