CN202646173U - Integrated sound-absorbing/insulating device for ventilation and noise reduction of large-size fan and driving motor - Google Patents
Integrated sound-absorbing/insulating device for ventilation and noise reduction of large-size fan and driving motor Download PDFInfo
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- CN202646173U CN202646173U CN 201220288850 CN201220288850U CN202646173U CN 202646173 U CN202646173 U CN 202646173U CN 201220288850 CN201220288850 CN 201220288850 CN 201220288850 U CN201220288850 U CN 201220288850U CN 202646173 U CN202646173 U CN 202646173U
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Abstract
The utility model discloses an integrated sound-absorbing/insulating device capable of obtaining an ideal ventilating noise-reducing effect and mainly applied to a fan, an assembly of driving motors of the fan and the fan having a demand on an inlet air temperature. The sound-absorbing/insulating, damping and vibration-reducing materials are reasonably utilized and different sound-absorbing/insulating equipment and sound-absorbing/insulating modes are developed by adopting the methods of module design, and the like, so that the demand on the noise reduction is met. A ventilating fan is mounted at an air inlet of the fan, the air inlet is arranged in the position corresponding to the inlet air of the driving motor, and an air outlet is reasonably arranged, so that an excellent ventilating radiating effect is achieved.
Description
Technical field
But the utility model is the sound absorption equipment that belongs to a kind of ventilation and heat, refers in particular to a kind of integral type sound arrester for large fan and drive motor ventilation noise reduction.
Background technique
At present, domestic most large fans, drive motor all exist serious problem of noise pollution, and the known noise reduction measure of taking is for installing acoustic hood.But, advanced hotness temperature control device being equipped with the assemblying body of some blower fans and drive motor thereof occurred on the market, and blower fan, ventilation and heat requires quite high, and traditional acoustic hood device can not meet the demands.In recent years, each environmental protection mechanism all furthers investigate this difficult problem both at home and abroad, has taked different noise reduction measures, but all can not produce desirable effect.
Summary of the invention
For solving the deficiency in the existing ventilation noise reduction technology, the utility model proposes a kind of integral type sound absorption denoising device of features simple structure, this device can not only satisfy the demand of equipment ventilation and heat, and ideal noise reduction is arranged.
The utility model is to be achieved by following technical proposals:
Be used for the integral type sound absorption device of large fan and drive motor ventilation noise reduction by after analyzing grasp different model blower fan and drive motor noise characteristic, propagation law and hotness temperature control device working mechanism, according to different noise reduction requirements, rationally utilize sound absorption, damping, damping material, adopt different sound absorption equipment and the sound absorption patterns of means exploitation such as modular design, realize the effective control to blower fan and drive motor noise; Utilize simultaneously advanced measure and rational deployment, guarantee maintenance repair.Difference can realize that noise insulation factor reaches 10～30dBA as requested.
The integral type sound absorption device that is used for large fan and drive motor ventilation noise reduction, it comprises sound absorption module, soundproof door, advances air-discharge silencer, ventilator, reducing, link, bottom surface, noise source, ventilation and heat, 1), sound absorption module, link, soundproof door, advance the structure that air-discharge silencer, bottom surface form a sealing it is characterized in that:, noise source is positioned at enclosed construction; 2), the air-inlet sound eliminator of blower fan, reducing, ventilator make up the air-inlet sound eliminator of drive motor, reducing combination, good aeration radiation system of air-discharge silencer formation.
Above-mentioned air-inlet sound eliminator, reducing, ventilator combination, it is that air-inlet sound eliminator is in the outside of device, and fixed by flange and apparatus main body, reducing is connected by flange with apparatus main body at the corresponding air-inlet sound eliminator of device interior location, and ventilator is installed in the other end of reducing; 2), the air-inlet sound eliminator of drive motor, reducing combination, it is that air-inlet sound eliminator is installed in device inside, is connected by flange with apparatus main body, reducing is installed between air-inlet sound eliminator and the drive motor intake grill; 3), the air-inlet sound eliminator of blower fan, reducing, ventilator combination, it is mounted in the air inlet corresponding position, between drive motor intake grill place air-inlet sound eliminator+reducing combination is mounted in the drive motor intake grill and installs.
Drive the air port at the sound absorption device near the air inlet place, the supporting installation air-inlet sound eliminator in sound absorption device intake grill place and ventilator, the air quantity of ventilator designs according to the air output of blower fan and the heat exchange amount of blower fan and drive motor.Select suitable position to open one or more exhaust ports according to the layout of blower fan and drive motor at the sound absorption device again, air-discharge silencer is installed at the exhaust port place, and the silencing apparatus sound deadening capacity requires design according to whole noise reduction, and ventilation will meet corresponding air-conditioning requirement.
The beneficial effects of the utility model are to satisfy the noise reduction requirement when guaranteeing the good ventilation radiating effect; Adopt simultaneously modular designs, simple in structure, be convenient to dismounting, make things convenient for overhaul of the equipments.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is first embodiment's of the present utility model planimetric map.
Fig. 2 is the A face front view of Fig. 1.
Fig. 3 is the C face front view of Fig. 1.
Fig. 4 is the D face front view of Fig. 1.
Fig. 5 is the B face front view of Fig. 1.
Fig. 6 is first embodiment's of the present utility model intake grill layout plan.
Fig. 7 is first embodiment's of the present utility model exhaust outlet installation diagram.
Among the figure: 1, the air-inlet sound eliminator of blower fan, 2, air-discharge silencer, 3, ventilator, 4, the air-inlet sound eliminator of drive motor, 5, the reducing between air-inlet sound eliminator and the drive motor intake grill, 6, soundproof door, 7, blower fan airduct, 8, device link, 9, drive motor heat radiation intake grill, 10, the drive motor heat radiation air outlet, 11, air inlet, 12, the reducing between air-inlet sound eliminator and the ventilator is outside E, the device, in F, the device.
Embodiment
Further specify below in conjunction with accompanying drawing
Shown in Fig. 1 ~ 7, the integral type sound absorption device that is used for large fan and drive motor ventilation noise reduction, it comprises sound absorption module, soundproof door, advances air-discharge silencer, ventilator, reducing, link, bottom surface, noise source, ventilation and heat, 1), sound absorption module, link, soundproof door, advance the structure that air-discharge silencer, bottom surface form a sealing it is characterized in that:, noise source is positioned at enclosed construction; 2), the air-inlet sound eliminator of blower fan, reducing, ventilator make up the air-inlet sound eliminator of drive motor, reducing combination, good aeration radiation system of air-discharge silencer formation.
Above-mentioned air-inlet sound eliminator, reducing, ventilator combination, it is that air-inlet sound eliminator is in the outside of device, and fixed by flange and apparatus main body, reducing is connected by flange with apparatus main body at the corresponding air-inlet sound eliminator of device interior location, and ventilator is installed in the other end of reducing; 2), the air-inlet sound eliminator of drive motor, reducing combination, it is that air-inlet sound eliminator is installed in device inside, is connected by flange with apparatus main body, reducing is installed between air-inlet sound eliminator and the drive motor intake grill; 3), the air-inlet sound eliminator of blower fan, reducing, ventilator combination, it is mounted in the air inlet corresponding position, between drive motor intake grill place air-inlet sound eliminator+reducing combination is mounted in the drive motor intake grill and installs.
Device and the thickness of soundproof door 6 require design according to noise reduction, and its sound absorption material is followed successively by steel plate, damping, super glass wool, nonwovens, 20% perforation protection slab from outside to inside, adopts square tube as agent structure; Air inlet place air-inlet sound eliminator 1, air-discharge silencer 2, drive motor intake grill place air-inlet sound eliminator 4 are resistive plate silencer, and silencer sheet spacing, sheet are thick, effective length to be to install whole noise reduction requirement as according to design.
Among the figure, air-inlet sound eliminator 4 is connected combination and is connected with drive motor intake grill 9 with reducing, for the drive motor ventilation and heat provides enough air quantity, avoided the device internal heat to circulate, and has improved result of ventilating heat dissipation, has guaranteed the normal operation of motor; Air-inlet sound eliminator 1 and ventilator 3 are connected to form assemblying body by reducing 12 among the figure, be installed in the air inlet place, mainly play two effects, one, avoid the normal operation of the whole equipment of air inlet suction device internal heat air impact, two, make the inner turbulent flow that produces of device, be beneficial to heat radiation.Air-discharge silencer 2 is installed in different positions according to the layout of blower fan and drive motor among the figure, is convenient to the internal heat air and in time discharges.
Soundproof door 6 is installed, convenient observation, trip service near blower fan and drive motor.Whole apparatus module formula design, each module connects by device link 8, if easy disassembly when equipment need to hang out or hang in.
Claims (2)
1. the integral type sound absorption device that is used for large fan and drive motor ventilation noise reduction, it comprises sound absorption module, soundproof door, advances air-discharge silencer, ventilator, reducing, link, bottom surface, noise source, ventilation and heat, 1), sound absorption module, link, soundproof door, advance the structure that air-discharge silencer, bottom surface form a sealing it is characterized in that:, noise source is positioned at enclosed construction; 2), the air-inlet sound eliminator of blower fan, reducing, ventilator make up the air-inlet sound eliminator of drive motor, reducing combination, good aeration radiation system of air-discharge silencer formation.
2. the integral type sound absorption device for large fan and drive motor ventilation noise reduction according to claim 1,1), air-inlet sound eliminator, reducing, ventilator combination it is characterized in that described:, it is that air-inlet sound eliminator is in the outside of device, and fixed by flange and apparatus main body, reducing is connected by flange with apparatus main body at the corresponding air-inlet sound eliminator of device interior location, and ventilator is installed in the other end of reducing; 2), the air-inlet sound eliminator of drive motor, reducing combination, it is that air-inlet sound eliminator is installed in device inside, is connected by flange with apparatus main body, reducing is installed between air-inlet sound eliminator and the drive motor intake grill; 3), the air-inlet sound eliminator of blower fan, reducing, ventilator combination, it is mounted in the air inlet corresponding position, between drive motor intake grill place air-inlet sound eliminator, reducing combination are mounted in the drive motor intake grill and install.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220288850 CN202646173U (en) | 2012-06-19 | 2012-06-19 | Integrated sound-absorbing/insulating device for ventilation and noise reduction of large-size fan and driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220288850 CN202646173U (en) | 2012-06-19 | 2012-06-19 | Integrated sound-absorbing/insulating device for ventilation and noise reduction of large-size fan and driving motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202646173U true CN202646173U (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220288850 Expired - Lifetime CN202646173U (en) | 2012-06-19 | 2012-06-19 | Integrated sound-absorbing/insulating device for ventilation and noise reduction of large-size fan and driving motor |
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| Country | Link |
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| CN (1) | CN202646173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228312A (en) * | 2020-09-29 | 2021-01-15 | 西安长庆科技工程有限责任公司 | Prying belt type noise reduction and sound insulation cover of natural gas compressor and mounting method |
| CN114811934A (en) * | 2021-01-21 | 2022-07-29 | 中国船舶重工集团公司第七一一研究所 | Noise control method for self-cooling type draught fan room and air blower room |
-
2012
- 2012-06-19 CN CN 201220288850 patent/CN202646173U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228312A (en) * | 2020-09-29 | 2021-01-15 | 西安长庆科技工程有限责任公司 | Prying belt type noise reduction and sound insulation cover of natural gas compressor and mounting method |
| CN114811934A (en) * | 2021-01-21 | 2022-07-29 | 中国船舶重工集团公司第七一一研究所 | Noise control method for self-cooling type draught fan room and air blower room |
| CN114811934B (en) * | 2021-01-21 | 2024-03-22 | 中国船舶集团有限公司第七一一研究所 | Noise control method for self-cooling induced air machine room and blower machine room |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200924 Address after: No.99, Huaxing Road, Xihu District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Tiandi Environmental Protection Technology Co., Ltd Address before: 311203, 19 floor, building 1, Pacific Plaza, No. 451 Jincheng Road, Xiaoshan District, Zhejiang, Hangzhou Patentee before: ZHEJIANG DONGFA ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |