CN211737590U - Noise reduction auxiliary device for tunnel fan - Google Patents
Noise reduction auxiliary device for tunnel fan Download PDFInfo
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- CN211737590U CN211737590U CN202020172573.3U CN202020172573U CN211737590U CN 211737590 U CN211737590 U CN 211737590U CN 202020172573 U CN202020172573 U CN 202020172573U CN 211737590 U CN211737590 U CN 211737590U
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- fan
- fixedly connected
- auxiliary device
- last fixed
- noise reduction
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Abstract
The utility model belongs to the technical field of tunnel fan, especially, be a tunnel fan is with auxiliary device that makes an uproar that falls, the on-line screen storage device comprises a fixed base, unable adjustment base's last fixed surface is connected with the support sleeve, support sleeve's inside wall swing joint has the guide bar, the last fixed surface of guide bar is connected with the shock pad, the last fixed surface of shock pad is connected with the mounting panel, the last fixed surface of mounting panel is connected with fan shell, fan shell's inside wall fixedly connected with sound absorbing layer, the air outlet has been seted up to fan shell's surface. The utility model discloses, through the setting of supporting sleeve, convenient operation is used to elasticity shock-absorbing function through damping spring reduces the noise that the fan vibrates when using and produces, and noise reduction that can be fine reduces operational environment's noise, reduces the dysphoria mood that makes the staff produce because of the noise, helps staff's physical and mental health.
Description
Technical Field
The utility model belongs to the technical field of the tunnel fan, concretely relates to tunnel fan is with making an uproar auxiliary device that falls.
Background
The blower is a short-term habit for gas compression and gas conveying machinery in China, and generally comprises a ventilator, a blower and a wind driven generator; the main structural components of the fan are an impeller, a shell, an air inlet, a support, a motor, a belt pulley, a coupling, a silencer, a transmission part and the like, and when most of fans are in operation, the generated noise is up to more than 110 decibels, so that noise pollution is caused, surrounding residents cannot have a rest, and the physical and mental health of workers is seriously damaged.
When the existing fan is used, because pressure gas flows fast in a fan shell and collides with a fan wall, the fan vibrates to generate a large amount of noise, the noise seriously affects the surrounding environment, and the physiological and psychological health of people who produce and live nearby the fan for a long time are damaged, so that the noise reduction auxiliary device for the tunnel fan is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the prior noise eliminator is difficult to the effective noise reduction effect of assurance in the tunnel among the prior art, and the auxiliary device that makes an uproar falls for tunnel fan that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a tunnel fan is with making an uproar auxiliary device that falls, includes unable adjustment base, unable adjustment base's last fixed surface is connected with the supporting sleeve, the inside wall swing joint of supporting sleeve has the guide bar, the last fixed surface of guide bar is connected with the shock pad, the last fixed surface of shock pad is connected with the mounting panel, the last fixed surface of mounting panel is connected with fan shell, fan shell's inside wall fixedly connected with sound absorbing layer, the air outlet has been seted up to fan shell's surface.
Preferably, the inner side wall of the supporting sleeve is fixedly connected with a damping spring, the upper surface of the damping spring is fixedly connected with a pressing plate, the upper surface of the pressing plate is fixedly connected with a pressing rod, and the upper surface of the pressing rod is fixedly connected with a damping pad.
Preferably, the upper surface of mounting panel fixedly connected with motor support, motor support's upper surface fixedly connected with motor, the output of motor runs through fan shell fixedly connected with fan.
Preferably, the number of the supporting sleeves is four, and the four supporting sleeves are arranged on the upper surface of the fixed base in a rectangular array.
Preferably, the sound absorption layer is internally provided with small holes which are uniformly distributed, and the sound absorption layer is made of sound absorption cotton.
Preferably, a silencer is arranged inside the fan shell.
Compared with the prior art, the utility model provides a tunnel fan is with making an uproar auxiliary device that falls possesses following beneficial effect:
1. the utility model discloses, through the setting on sound absorbing layer, sound absorbing layer's inside has evenly distributed's aperture, and the sound that the fan produced can get into sound absorbing layer's inside through these passageways for external sound in case get into just can't come out, will consume the energy gradually at this in-process, just so play syllable-dividing effect.
2. The utility model discloses, through the setting of supporting sleeve, convenient operation is used to elasticity shock-absorbing function through damping spring reduces the noise that the fan vibrates when using and produces, and noise reduction that can be fine reduces operational environment's noise, reduces the dysphoria mood that makes the staff produce because of the noise, helps staff's physical and mental health.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a cross section of the device of the present invention;
fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;
FIG. 4 is a schematic structural view of a support sleeve according to the present invention;
in the figure: 1. a fixed base; 2. a support sleeve; 3. a guide bar; 4. a shock pad; 5. mounting a plate; 6. a fan housing; 7. a sound absorbing layer; 8. an air outlet; 9. a damping spring; 10. pressing a plate; 11. a pressure lever; 12. a motor bracket; 13. a motor; 14. a fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, a noise reduction auxiliary device for a tunnel fan comprises a fixed base 1, wherein a supporting sleeve 2 is fixedly connected to the upper surface of the fixed base 1, a guide rod 3 is movably connected to the inner side wall of the supporting sleeve 2, a shock pad 4 is fixedly connected to the upper surface of the guide rod 3, a mounting plate 5 is fixedly connected to the upper surface of the shock pad 4, a fan shell 6 is fixedly connected to the upper surface of the mounting plate 5, a sound absorption layer 7 is fixedly connected to the inner side wall of the fan shell 6, and an air outlet 8 is formed in the outer surface of the fan shell 6;
the inner side wall of the supporting sleeve 2 is fixedly connected with a damping spring 9, the upper surface of the damping spring 9 is fixedly connected with a pressing plate 10, the upper surface of the pressing plate 10 is fixedly connected with a pressing rod 11, and the upper surface of the pressing rod 11 is fixedly connected with a damping pad 4;
the supporting sleeve 2 reduces the noise generated by the vibration of the fan 14 when in use through the elastic damping function of the damping spring 9, can well reduce the noise, reduce the noise of a working environment, reduce the dysphoria of staff caused by the noise, and is beneficial to the physical and mental health of the staff;
the upper surface of the mounting plate 5 is fixedly connected with a motor bracket 12, the upper surface of the motor bracket 12 is fixedly connected with a motor 13, and the output end of the motor 13 penetrates through the fan shell 6 and is fixedly connected with a fan 14;
the number of the supporting sleeves 2 is four, and the four supporting sleeves 2 are arranged on the upper surface of the fixed base 1 in a rectangular array mode;
the sound absorption layer 7 is internally provided with small holes which are uniformly distributed, and the sound absorption layer 7 is made of sound absorption cotton;
the sound absorption layer 7 is internally provided with small holes which are uniformly distributed, and sound generated by the fan 14 can enter the sound absorption layer 7 through the passages, so that once the outside sound enters, the outside sound cannot come out, the energy can be gradually consumed in the process, and the sound insulation effect is achieved;
a silencer is arranged inside the fan shell 6.
The utility model discloses a theory of operation and use flow: the supporting sleeve 2 reduces the noise generated by the vibration of the fan 14 when in use through the elastic damping function of the damping spring 9, can well reduce the noise, reduce the noise of a working environment, reduce the dysphoria of staff caused by the noise, and is beneficial to the physical and mental health of the staff;
the sound absorption layer 7 is internally provided with small holes which are uniformly distributed, and sound generated by the fan 14 can enter the sound absorption layer 7 through the passages, so that once the outside sound enters, the outside sound cannot come out, the energy can be gradually consumed in the process, and the sound insulation effect is achieved.
Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a tunnel fan is with making an uproar auxiliary device that falls, includes unable adjustment base (1), its characterized in that, the last fixed surface of unable adjustment base (1) is connected with supporting sleeve (2), the inside wall swing joint of supporting sleeve (2) has guide bar (3), the last fixed surface of guide bar (3) is connected with shock pad (4), the last fixed surface of shock pad (4) is connected with mounting panel (5), the last fixed surface of mounting panel (5) is connected with fan shell (6), the inside wall fixedly connected with sound absorbing layer (7) of fan shell (6), air outlet (8) have been seted up to the surface of fan shell (6).
2. The noise reduction auxiliary device for the tunnel fan according to claim 1, wherein a damping spring (9) is fixedly connected to an inner side wall of the supporting sleeve (2), a pressing plate (10) is fixedly connected to an upper surface of the damping spring (9), a pressing rod (11) is fixedly connected to an upper surface of the pressing plate (10), and a damping pad (4) is fixedly connected to an upper surface of the pressing rod (11).
3. The noise reduction auxiliary device for the tunnel fan is characterized in that a motor support (12) is fixedly connected to the upper surface of the mounting plate (5), a motor (13) is fixedly connected to the upper surface of the motor support (12), and an output end of the motor (13) penetrates through a fan shell (6) and is fixedly connected with a fan (14).
4. The noise reduction auxiliary device for the tunnel fan is characterized in that the number of the supporting sleeves (2) is four, and the four supporting sleeves (2) are arranged on the upper surface of the fixed base (1) in a rectangular array.
5. The noise reduction auxiliary device for the tunnel fan according to claim 1, wherein the sound absorption layer (7) has uniformly distributed small holes therein, and the sound absorption layer (7) is made of sound absorption cotton.
6. A noise reduction auxiliary device for a tunnel fan according to claim 1, characterized in that a silencer is arranged inside the fan casing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020172573.3U CN211737590U (en) | 2020-02-16 | 2020-02-16 | Noise reduction auxiliary device for tunnel fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020172573.3U CN211737590U (en) | 2020-02-16 | 2020-02-16 | Noise reduction auxiliary device for tunnel fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211737590U true CN211737590U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020172573.3U Expired - Fee Related CN211737590U (en) | 2020-02-16 | 2020-02-16 | Noise reduction auxiliary device for tunnel fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211737590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810933A (en) * | 2022-04-07 | 2022-07-29 | 广州医科大学附属第一医院（广州呼吸中心） | Silent tail gas generating device for pollutant gas exposure cabin |
-
2020
- 2020-02-16 CN CN202020172573.3U patent/CN211737590U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810933A (en) * | 2022-04-07 | 2022-07-29 | 广州医科大学附属第一医院（广州呼吸中心） | Silent tail gas generating device for pollutant gas exposure cabin |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 Termination date: 20210216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |