CN108302067A - A kind of power plant's fan noise reducer - Google Patents
A kind of power plant's fan noise reducer Download PDFInfo
- Publication number
- CN108302067A CN108302067A CN201810359141.0A CN201810359141A CN108302067A CN 108302067 A CN108302067 A CN 108302067A CN 201810359141 A CN201810359141 A CN 201810359141A CN 108302067 A CN108302067 A CN 108302067A
- Authority
- CN
- China
- Prior art keywords
- damping
- babinet
- block
- sound insulation
- sound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 18
- 238000010521 absorption reaction Methods 0.000 claims abstract description 36
- 238000013016 damping Methods 0.000 claims description 80
- 238000009413 insulation Methods 0.000 claims description 38
- 229920000742 Cotton Polymers 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 244000152100 Sorbus torminalis Species 0.000 claims description 2
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 4
- 241000219146 Gossypium Species 0.000 description 17
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of power plant fan noise reducers,Including apparatus main body,Babinet,Plate,Fixed block,Link block,Handle,Fixed convex block,Sliding slot,Sliding block,Resetting spring,Filter screen,Sound-absorption hole,Fastening plates,Sliding rail,Pulley and roll shaft,It is provided with babinet on the outside of described device main body,One end of the babinet is embedded with plate,One end of the plate is connected with filter screen,The other end of the plate is provided with handle,The other end both sides of the babinet are both provided with link block,Fixed block is installed on the outside of the link block,The inside both sides of the fixed block offer sliding rail,The sliding rail has been internally embedded pulley,The upper end of the pulley is connected with roll shaft,One end of the roll shaft is welded with fastening plates,The power plant has installation easy to disassemble with fan noise reducer,It may filter that gaseous impurity and the good function of soundproof effect,Improve the convenience used and practicability.
Description
Technical field
The present invention relates to wind turbine noise reduction technology field, specially a kind of power plant's fan noise reducer.
Background technology
With industrialized reinforcement, along with being this accessory problem of environmental pollution.Wherein the regulation of noise pollution again at
The most important thing, the noise pollution of wind turbine always is insoluble problem, even if a large amount of manpower and materials is spent to go to solve,
And it produces little effect.Into the in the past few years higher and higher requirement of fan noise national standard, so being facilitated with greater need for a kind of processing, effect
Apparent equipment goes to reduce noise.
But fan noise reducer currently on the market do not have installation easy to disassemble, may filter that gaseous impurity and
The good function of soundproof effect, therefore, it is necessary to design a kind of power plant with fan noise reducer.
Invention content
The present invention provides a kind of power plant's fan noise reducer, can effectively solve mentioned above in the background art
Problem.
To achieve the above object, the present invention provides the following technical solutions：A kind of power plant's fan noise reducer, including
Apparatus main body, babinet, plate, the first damping sound insulation pad damping layer, fixed block, link block, the second damping sound insulation pad damping layer,
Hand, fixed convex block, sliding slot, sliding block, resetting spring, filter screen, the first sound absorption cotton, third damping sound insulation pad damping layer, second inhale
Sound cotton, high-performance acoustic pad, sound-absorption hole, fastening plates, sliding rail, pulley and roll shaft are provided with babinet on the outside of described device main body,
The inner wall adhesion of the babinet has the first damping sound insulation to pad damping layer, and the side adhesion of the first damping sound insulation pad damping layer has
The junction of first sound absorption cotton, first damping sound insulation pad damping layer and the first sound absorption cotton is provided with sound-absorption hole, and described first
The side of sound absorption cotton is connected with third damping sound insulation pad damping layer, and the side of third damping sound insulation pad damping layer is embedded with the
The side needle adhesion of two sound absorption cottons, the second sound absorption cotton has high-performance acoustic pad, the outside adhesion of the high-performance acoustic pad
There is the second damping sound insulation to pad damping layer, one end of the babinet is embedded with plate, and the upper end of the plate is embedded with fixed convex block,
The both sides of the fixed convex block are welded with sliding block, and the sliding block is embedded in the both sides of sliding slot, and the bottom end of the fixed convex block connects
It is connected to resetting spring, the side of the resetting spring is welded on the inner bottom of plate, and one end of the plate is connected with filtering
The other end of net, the plate is provided with handle, and the other end both sides of the babinet are both provided with link block, the link block
Outside is equipped with fixed block, and the inside both sides of the fixed block offer sliding rail, and the sliding rail has been internally embedded pulley, institute
The upper end for stating pulley is connected with roll shaft, and one end of the roll shaft is welded with fastening plates.
Preferably, the high-performance acoustic pad is a kind of component of polyurethane material.
Preferably, first damping sound insulation pads damping layer, and the second damping sound insulation pads damping layer and third damping sound insulation pad
The inside of damping layer is embedded with sheet metal.
Preferably, the side of the fastening plates is provided with anti-skid chequer.
Preferably, the outer wall of the babinet is coated with rust-proof coating.
Preferably, it is bolted to connection between the fixed block and link block.
Preferably, the junction of the fixed convex block and babinet is provided with card slot.
Compared with prior art, beneficial effects of the present invention：Structure of the invention is scientific and reasonable, safe and convenient to use, the electricity
Station-service fan noise reducer, is provided with the components such as fixed block and link block so that babinet it is easier for installation, operation more
It is convenient to add, and one end of link block be provided with adjustable fastening plates, it can be achieved that different size wind turbine installation, use scope is more
Extensively, the components such as plate and filter screen are provided with, the large granular impurity of some in wind turbine can be got rid of, and the mode of grafting is advantageous
In the cleaning of filter screen, it is provided with sound-absorption hole, the noise that wind turbine generates can mutually collide in sound-absorption hole, to cancel out each other,
It is effectively increased the soundproof effect of apparatus main body.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the board plug structure schematic diagram of the present invention；
Fig. 3 is the high-performance acoustic mat structure schematic diagram of the present invention；
Fig. 4 is the fixed-block-architecture (FBA) schematic diagram of the present invention；
Figure label：1, apparatus main body；2, babinet；3, plate；4, the first damping sound insulation pads damping layer；5, fixed block；6, it connects
Block；7, the second damping sound insulation pads damping layer；8, handle；9, fixed convex block；10, sliding slot；11, sliding block；12, resetting spring；13, mistake
Strainer；14, the first sound absorption cotton；15, third damping sound insulation pads damping layer；16, the second sound absorption cotton；17, high-performance acoustic pad；18、
Sound-absorption hole；19, fastening plates；20, sliding rail；21, pulley；22, roll shaft.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment：As shown in Figs 1-4, a kind of technical solution of present invention offer, a kind of power plant's fan noise reducer,
Including apparatus main body 1, babinet 2, plate 3, the first damping sound insulation pad damping layer 4, fixed block 5, link block 6, the second damping sound insulation
Pad damping layer 7, handle 8, fixed convex block 9, sliding slot 10, sliding block 11, resetting spring 12, the sound absorption of filter screen 13, first cotton 14, third
Damping sound insulation pads the sound absorption of damping layer 15, second cotton 16, high-performance acoustic pad 17, sound-absorption hole 18, fastening plates 19, sliding rail 20, pulley
21 and roll shaft 22, the outside of apparatus main body 1 is provided with babinet 2, and the inner wall adhesion of babinet 2 has the first damping sound insulation to pad damping layer 4,
The side adhesion of first damping sound insulation pad damping layer 4 has the first sound absorption cotton 14, the first damping sound insulation to pad damping layer 4 and first and absorb sound
The junction of cotton 14 is provided with sound-absorption hole 18, and the side of the first sound absorption cotton 14 is connected with third damping sound insulation pad damping layer 15, the
The side of three damping sound insulations pad damping layer 15 is embedded with the second sound absorption cotton 16, and the side needle adhesion of the second sound absorption cotton 16 has high-performance
Sound insulating pad 17, the outside adhesion of high-performance acoustic pad 17 have the second damping sound insulation to pad damping layer 7, and one end of babinet 2 is embedded with slotting
The upper end of plate 3, plate 3 is embedded with fixed convex block 9, and the both sides of fixed convex block 9 are welded with sliding block 11, and sliding block 11 is embedded in sliding slot
The bottom end of 10 both sides, fixed convex block 9 is connected with resetting spring 12, and the side of resetting spring 12 is welded on the inner bottom of plate 3
End, one end of plate 3 are connected with filter screen 13, and the other end of plate 3 is provided with handle 8, and the other end both sides of babinet 2 are respectively provided with
There are link block 6, the outside of link block 6 that fixed block 5 is installed, the inside both sides of fixed block 5 offer sliding rail 20, sliding rail 20
It is internally embedded pulley 21, the upper end of pulley 21 is connected with roll shaft 22, and one end of roll shaft 22 is welded with fastening plates 19.
In order to increase the soundproof effect of high-performance acoustic pad 17, in the present embodiment, it is preferred that high-performance acoustic pad 17 is one
The component of kind polyurethane material.
In order to reduce the amplitude of babinet 2, in the present embodiment, it is preferred that the first damping sound insulation pads damping layer 4, the second damping
The inside of sound insulating pad damping layer 7 and third damping sound insulation pad damping layer 15 is embedded with sheet metal.
In order to increase the skin-friction force of fastening plates 19, in the present embodiment, it is preferred that the side of fastening plates 19 is provided with anti-
Sliding line.
In order to increase the antirust ability of babinet 2, in the present embodiment, it is preferred that the outer wall of babinet 2 is coated with rust-proof coating.
For the ease of removing and installing, in the present embodiment, it is preferred that be bolted between fixed block 5 and link block 6
Connection.
For the ease of the installation of fixed convex block 9, in the present embodiment, it is preferred that fixed convex block 9 and the junction of babinet 2 are set
It is equipped with card slot.
The operation principle and process for using of the present invention：In use, according to the shell sizes of wind turbine, fastening plates are adjusted accordingly
19 slide in 20 upper end of sliding rail, until the side of fastening plates 19 is tightly attached to the outer wall of blower housing, are then fastened by bolts, just
It can complete the installation of babinet 2, it is when work, the side of plate 3 is laterally inserted along the position of babinet 2, by consolidating for 3 side of plate
Determine convex block 9 to stick into card slot, when wind turbine rotates, can effectively get rid of some large granular impurities, the first damping sound insulation
The junction of the pad sound absorption cotton 14 of damping layer 4 and first is provided with sound-absorption hole 18, fan noise again by sound-absorption hole 18 when, by
In the small of sound-absorption hole 18, noise can mutually be collided in the inside of sound-absorption hole 18, to effectively weaken the transmission of noise, from
And realize the reduction of noise.
Finally it should be noted that：The foregoing is merely the preferred embodiments of the present invention, are not intended to restrict the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the present invention
Within the scope of shield.
Claims (7)
1. a kind of power plant fan noise reducer, including apparatus main body（1）, babinet（2）, plate（3）, the first damping sound insulation
Pad damping layer（4）, fixed block（5）, link block（6）, the second damping sound insulation pad damping layer（7）, handle（8）, fixed convex block（9）、
Sliding slot（10）, sliding block（11）, resetting spring（12）, filter screen（13）, first sound absorption cotton（14）, third damping sound insulation pad damping layer
（15）, second sound absorption cotton（16）, high-performance acoustic pad（17）, sound-absorption hole（18）, fastening plates（19）, sliding rail（20）, pulley（21）
And roll shaft（22）, it is characterised in that：Described device main body（1）Outside be provided with babinet（2）, the babinet（2）Inner wall it is viscous
It is connected with the first damping sound insulation pad damping layer（4）, the first damping sound insulation pad damping layer（4）Side adhesion have the first sound absorption cotton
（14）, the first damping sound insulation pad damping layer（4）With the first sound absorption cotton（14）Junction be provided with sound-absorption hole（18）, described
First sound absorption cotton（14）Side be connected with third damping sound insulation pad damping layer（15）, the third damping sound insulation pad damping layer
（15）Side be embedded with the second sound absorption cotton（16）, the second sound absorption cotton（16）Side needle adhesion have high-performance acoustic pad
（17）, the high-performance acoustic pad（17）Outside adhesion have the second damping sound insulation pad damping layer（7）, the babinet（2）One
End is embedded with plate（3）, the plate（3）Upper end be embedded with fixed convex block（9）, the fixed convex block（9）Both sides weld
It is connected to sliding block（11）, the sliding block（11）It is embedded in sliding slot（10）Both sides, the fixed convex block（9）Bottom end be connected with reset
Spring（12）, the resetting spring（12）Side be welded on plate（3）Inner bottom, the plate（3）One end connection
There is filter screen（13）, the plate（3）The other end be provided with handle（8）, the babinet（2）Other end both sides be both provided with
Link block（6）, the link block（6）Outside fixed block is installed（5）, the fixed block（5）Inside both sides offer
Sliding rail（20）, the sliding rail（20）Be internally embedded pulley（21）, the pulley（21）Upper end be connected with roll shaft（22）, institute
State roll shaft（22）One end be welded with fastening plates（19）.
2. a kind of power plant fan noise reducer according to claim 1, which is characterized in that the high-performance acoustic
Pad（17）For a kind of component of polyurethane material.
3. a kind of power plant fan noise reducer according to claim 1, which is characterized in that it is described first damping every
Sound pads damping layer（4）, the second damping sound insulation pad damping layer（7）Damping layer is padded with third damping sound insulation（15）Inside be embedded with
Sheet metal.
4. a kind of power plant fan noise reducer according to claim 1, which is characterized in that the fastening plates（19）
Side be provided with anti-skid chequer.
5. a kind of power plant fan noise reducer according to claim 1, which is characterized in that the babinet（2）'s
Outer wall is coated with rust-proof coating.
6. a kind of power plant fan noise reducer according to claim 1, which is characterized in that the fixed block（5）
With link block（6）Between be bolted to connection.
7. a kind of power plant fan noise reducer according to claim 1, which is characterized in that the fixed convex block
（9）With babinet（2）Junction be provided with card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810359141.0A CN108302067A (en) | 2018-04-20 | 2018-04-20 | A kind of power plant's fan noise reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810359141.0A CN108302067A (en) | 2018-04-20 | 2018-04-20 | A kind of power plant's fan noise reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108302067A true CN108302067A (en) | 2018-07-20 |
Family
ID=62848565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810359141.0A Pending CN108302067A (en) | 2018-04-20 | 2018-04-20 | A kind of power plant's fan noise reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108302067A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140586A (en) * | 2018-08-03 | 2019-01-04 | 六安志成智能科技有限公司 | A kind of active carbon filtering device and its air cleaning facility |
| CN111379748A (en) * | 2020-04-10 | 2020-07-07 | 台州市杰龙风机厂 | Dust exhaust fan is with return bend mechanism that has filtering mechanism |
| CN111503026A (en) * | 2020-04-10 | 2020-08-07 | 台州市杰龙风机厂 | Slant air outlet centrifugal fan |
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| CN101404159A (en) * | 2008-10-14 | 2009-04-08 | 江苏中能电力设备有限公司 | Sound insulation module on sound insulation apparatus of large noise equipment |
| CN201707910U (en) * | 2010-04-02 | 2011-01-12 | 攀钢集团冶金工程技术有限公司 | Sound insulating hood |
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| CN207195232U (en) * | 2017-07-28 | 2018-04-06 | 周如彬 | A kind of industrial adjustable type ventilation blower |
| CN208040775U (en) * | 2018-04-20 | 2018-11-02 | 中国电建集团河南工程有限公司 | A kind of power plant's fan noise reducer |
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| US20030161720A1 (en) * | 2002-02-26 | 2003-08-28 | Smith Paul Michael | Turbine motor with noise reduction system |
| CN101404159A (en) * | 2008-10-14 | 2009-04-08 | 江苏中能电力设备有限公司 | Sound insulation module on sound insulation apparatus of large noise equipment |
| CN201707910U (en) * | 2010-04-02 | 2011-01-12 | 攀钢集团冶金工程技术有限公司 | Sound insulating hood |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140586A (en) * | 2018-08-03 | 2019-01-04 | 六安志成智能科技有限公司 | A kind of active carbon filtering device and its air cleaning facility |
| CN111379748A (en) * | 2020-04-10 | 2020-07-07 | 台州市杰龙风机厂 | Dust exhaust fan is with return bend mechanism that has filtering mechanism |
| CN111503026A (en) * | 2020-04-10 | 2020-08-07 | 台州市杰龙风机厂 | Slant air outlet centrifugal fan |
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