CN208778099U - A kind of solid space noise reduction sound arrester - Google Patents
A kind of solid space noise reduction sound arrester Download PDFInfo
- Publication number
- CN208778099U CN208778099U CN201821546607.XU CN201821546607U CN208778099U CN 208778099 U CN208778099 U CN 208778099U CN 201821546607 U CN201821546607 U CN 201821546607U CN 208778099 U CN208778099 U CN 208778099U
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- noise
- shell
- noise reduction
- sound
- solid space
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- 239000007787 solid Substances 0.000 title claims abstract description 13
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 229920000728 polyester Polymers 0.000 claims abstract description 9
- 229920000742 Cotton Polymers 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 2
- 239000012814 acoustic material Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model belongs to noise reduction technical field of sound isolation, discloses a kind of solid space noise reduction sound arrester, is provided with shell；The surface of shell offers sound-proof box, is filled with polyester fiber sound insulation cotton layer inside the sound-proof box；It is bolted motor and exhaust fan on the right side of shell, motor is connect with exhaust fan by shaft, and lower end is embedded with power interface on the right side of shell；Enclosure interior has been bolted integrated box, has been screwed noise receiver inside integrated box.The utility model changes previous noise reduction mode, start to administer by the source in noise, increase a closed sound arrester, using newest polyester fiber acoustic material, the working environment of staff can be improved very well, while increase the multiple electronic modules for eliminating noise, further to eliminate noise, other additional implementation conditions are not needed, it is easy for installation, the normal operation of motor group is ensured to greatest extent.
Description
Technical field
The utility model belongs to industrial plants technical field more particularly to a kind of solid space noise reduction sound arrester.
Background technique
Currently, the prior art commonly used in the trade is such that
Generating set noise is mainly by exhaust noise, mechanical noise, combustion noise, cooling fan and exhaust noise, air inlet
Noise, generator noise various sources comprehensive area source of sound made of collecting.Serious noise can be generated in actual motion
Pollution,
Mainly include the following types: reducing exhaust noise in the mode of traditional elimination noise.Exhaust noise is unit master
The noise source wanted can generally make exhaust noise reduce 40-60db (a) using the silencer of special impedance type combined type；It reduces
Noise of axial flow fan.Reducing generating set cooling blower noise can be selected resistive plate silencer；Sound insulation, the sound absorption processing of computer room
With unit vibration isolation.After the exhaust noise and cooling blower noise of unit reduce, left Main Noise Sources are diesel engine machines
Tool noise and combustion noise.The method of use is remaining window in addition to the necessary interior wall observation window being connected with observation ward
It removes, Suo Youkong, hole want closely knit closure, and the oise insulation factor of brick wall wall requires to want 40db (a) or more.Machine room is using fire prevention
Insulate against sound door and window.But existing mode can not get a desired effect, however it remains the noise pollution of high-decibel seriously affects
The health of staff.
In conclusion problem of the existing technology is:
(1) existing generating set noise elimination apparatus area occupied is larger, soundproof effect is unobvious；
(2) basic condition that existing noise cancellation method needs is complicated, and existing mode can not reach expected effect
Fruit.
Utility model content
In view of the problems of the existing technology, the utility model provides a kind of solid space noise reduction sound arrester.
The utility model is realized in this way a kind of solid space noise reduction sound arrester is provided with
Shell；
The surface of shell offers sound-proof box, is filled with polyester fiber sound insulation cotton layer inside the sound-proof box；
It is bolted motor and exhaust fan on the right side of shell, motor is connect with exhaust fan by shaft, on the right side of shell
Lower end is embedded with power interface；
Enclosure interior has been bolted integrated box, and noise receiver, noise have been screwed inside integrated box
Receiver is connected with analog-digital converter by conducting wire, and analog-digital converter is electrically connected with filter, and filter is electrically connected with denoiser,
Denoiser is electrically connected with digital analog converter；
It is bolted integrated amplifier on the outside of integrated box, integrated amplifier is electrically connected with digital analog converter.
The utility model changes previous noise reduction mode, starts to administer by the source in noise, increase by one it is closed
Sound arrester can improve the working environment of staff using newest polyester fiber acoustic material very well, while increasing and disappearing
Except multiple electronic modules of noise, further to eliminate noise, other additional implementation conditions are not needed, it is easy for installation, it is maximum
The normal operation of limit guarantee motor group.
Further, housing tip offers air hole.
The utility model can be convenient tray interior heat dissipation by air hole.
Further, shell two sides are welded with fixed frame, and fixed frame offers fixation hole.
The utility model can be convenient the fixation to overall housing by fixed frame and fixation hole.
Further, display is embedded on the left of shell, display lower end is linked with switch key, and inner walls pass through bolt
It is fixed with temperature monitor and noise level monitor, temperature monitor and noise level monitor are electrically connected with display.
The utility model by temperature monitor and noise level monitor can temperature value to enclosure interior and noise figure into
Row detection, and shown by display.
Detailed description of the invention
Fig. 1 is solid space noise reduction sound arrester structural schematic diagram provided by the embodiment of the utility model；
Fig. 2 is integrated box structural schematic diagram provided by the embodiment of the utility model；
Fig. 3 is filter circuit figure provided by the embodiment of the utility model；
Fig. 4 is denoiser circuit diagram provided by the embodiment of the utility model；
In figure: 1, shell；2, sound-proof box；3, polyester fiber sound insulation cotton layer；4, air hole；5, display；6, fixed frame；7,
Fixation hole；8, switch key；9, motor；10, exhaust fan；11, power interface；12, integrated box；13, noise receiver；14, mould
Number converter；15, filter；16, denoiser；17, digital analog converter；18, integrated amplifier.
Specific embodiment
For the invention, features and effects that can further appreciate that the utility model, the following examples are hereby given, and cooperates
Detailed description are as follows for attached drawing.
The structure of the utility model is explained in detail with reference to the accompanying drawing.
As shown in Figures 1 to 4, solid space noise reduction sound arrester provided by the embodiment of the utility model include: shell 1,
Sound-proof box 2, polyester fiber sound insulation cotton layer 3, air hole 4, display 5, fixed frame 6, fixation hole 7, switch key 8, motor 9, row
Fan 10, power interface 11, integrated box 12, noise receiver 13, analog-digital converter 14, filter 15, denoiser 16, digital-to-analogue turn
Parallel operation 17, integrated amplifier 18.
1 surface of shell offers sound-proof box 2, is filled with polyester fiber sound insulation cotton layer 3 inside sound-proof box 2；Lead on the right side of shell 1
It crosses bolt and is fixed with motor 9 and exhaust fan 10, motor 9 is connect with exhaust fan 10 by shaft, and 1 right side lower end of shell is embedded with electricity
Source interface 11；It has been bolted integrated box 12 inside shell 1, has been screwed noise receiver inside integrated box 12
13, noise receiver 13 is connected with analog-digital converter 14 by conducting wire, and analog-digital converter 14 is electrically connected with filter 15, filter
15 are electrically connected with denoiser 16, and denoiser 16 is electrically connected with digital analog converter 17；Collection has been bolted on the outside of integrated box 12
At power amplifier 18, integrated amplifier 18 is electrically connected with digital analog converter 17.
Preferably, 1 top of shell offers air hole 4.
Preferably, 1 two sides of shell are welded with fixed frame 6, fixed frame 6 offers fixation hole 7.
Preferably, being embedded with display 5 on the left of shell 1,5 lower end of display is linked with switch key 8,1 inner wall of shell
Temperature monitor DT-612 and noise level monitor GM1352 have been bolted it, temperature monitor and noise level monitor and display
Device 5 is electrically connected.
When the utility model is used, first fixed frame 6 is placed on the air outlet of motor group, spiral shell is used by fixation hole 7
Silk is fixed, and then letter powers on power interface 11 in outside, and wherein noise receiver 13 is linked into the module of motor group,
Key 8 is turned on the switch when the operation of motor group, and device is started to work at this time, noise signal is transmitted to by noise receiver 13
Analog-digital converter 14 is converted into digital signal through analog signal, is then filtered by filter 15, signal at this time passes through
The processing of denoiser 16 can weaken to greatest extent, and noise signal is finally converted to analog signal by digital analog converter 17.
Put outside by integrated amplifier 18, the polyester fiber sound insulation cotton layer 3 in sound-proof box 2 can further reduce signal, wherein
The heat in device is discharged under the drive of motor 9 for exhaust fan 10, maintains the constant of temperature, temperature monitor and noise measuring
Instrument can temperature value to enclosure interior and noise figure detect, and shown by display 5, which has relatively strong
Three-dimensional effect, well solve the noise problem of motor group.
The above is only the preferred embodiment to the utility model, is not made in any form to the utility model
Limitation, it is all according to the technical essence of the utility model any simple modification made to the above embodiment, equivalent variations with
Modification, is all within the scope of the technical scheme of the utility model.
Claims (4)
1. a kind of solid space noise reduction sound arrester, which is characterized in that the solid space noise reduction sound arrester is provided with
Shell；
The surface of shell offers sound-proof box, is filled with polyester fiber sound insulation cotton layer inside the sound-proof box；
It is bolted motor and exhaust fan on the right side of shell, motor is connect with exhaust fan by shaft, lower end on the right side of shell
Embedded with power interface；
Enclosure interior has been bolted integrated box, and noise receiver, noise Rx have been screwed inside integrated box
Device is connected with analog-digital converter by conducting wire, and analog-digital converter is electrically connected with filter, and filter is electrically connected with denoiser, noise reduction
Device is electrically connected with digital analog converter；
It is bolted integrated amplifier on the outside of integrated box, integrated amplifier is electrically connected with digital analog converter.
2. solid space noise reduction sound arrester as described in claim 1, which is characterized in that housing tip offers air hole.
3. solid space noise reduction sound arrester as described in claim 1, which is characterized in that shell two sides are welded with fixed frame, Gu
Determine frame and offers fixation hole.
4. solid space noise reduction sound arrester as described in claim 1, which is characterized in that be embedded with display on the left of shell, show
Show that device lower end is linked with switch key, inner walls have been bolted temperature monitor and noise level monitor, temperature detection
Instrument and noise level monitor are electrically connected with display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821546607.XU CN208778099U (en) | 2018-09-21 | 2018-09-21 | A kind of solid space noise reduction sound arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821546607.XU CN208778099U (en) | 2018-09-21 | 2018-09-21 | A kind of solid space noise reduction sound arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778099U true CN208778099U (en) | 2019-04-23 |
Family
ID=66162120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821546607.XU Active CN208778099U (en) | 2018-09-21 | 2018-09-21 | A kind of solid space noise reduction sound arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208778099U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841911A (en) * | 2019-11-22 | 2020-02-28 | 西安科技大学 | Sieving machine with silence case |
| CN112531953A (en) * | 2020-11-27 | 2021-03-19 | 上海电气电站设备有限公司 | Sound-insulation noise-reduction casing structure of integrated generator |
-
2018
- 2018-09-21 CN CN201821546607.XU patent/CN208778099U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841911A (en) * | 2019-11-22 | 2020-02-28 | 西安科技大学 | Sieving machine with silence case |
| CN112531953A (en) * | 2020-11-27 | 2021-03-19 | 上海电气电站设备有限公司 | Sound-insulation noise-reduction casing structure of integrated generator |
| CN112531953B (en) * | 2020-11-27 | 2022-03-04 | 上海电气电站设备有限公司 | Sound-insulation noise-reduction casing structure of integrated generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A stereo space noise reduction and sound insulation device Effective date of registration: 20230220 Granted publication date: 20190423 Pledgee: Shaanxi Qinnong Rural Commercial Bank Co.,Ltd. Chanba Sub branch Pledgor: XI'AN CHANGDONG SHIP POWER Co.,Ltd. Registration number: Y2023610000107 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20190423 Pledgee: Shaanxi Qinnong Rural Commercial Bank Co.,Ltd. Chanba Sub branch Pledgor: XI'AN CHANGDONG SHIP POWER Co.,Ltd. Registration number: Y2023610000107 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A three-dimensional space noise reduction and sound insulation device Granted publication date: 20190423 Pledgee: Shaanxi Qinnong Rural Commercial Bank Co.,Ltd. Chanba Sub branch Pledgor: XI'AN CHANGDONG SHIP POWER Co.,Ltd. Registration number: Y2024610000108 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |