CN205448238U - Among new trend clarification plant noise device falls - Google Patents
Among new trend clarification plant noise device falls Download PDFInfo
- Publication number
- CN205448238U CN205448238U CN201620230162.9U CN201620230162U CN205448238U CN 205448238 U CN205448238 U CN 205448238U CN 201620230162 U CN201620230162 U CN 201620230162U CN 205448238 U CN205448238 U CN 205448238U
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- noise reduction
- reduction device
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- taper platform
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Abstract
The utility model provides an among new trend clarification plant noise device falls, belongs to new trend clarification plant field, be provided with in the wind channel and fall the noise device, it includes inlayer and skin to fall the noise device, the outer wind channel that is, inner layer structure is the toper platform, the periphery of toper platform comprises the micropore board, it sets up on the big mesa of toper platform to fall noise device entry, the little mesa of toper platform is the blind plate, being connected between little mesa side blind plate and the wind channel is provided with on the terminal surface falls the export of noise device, through utilizing this kind of toper platform micropore board, can change gas flow direction, avoid right angle air current flow direction, alleviate the impact of air current to the blind plate, can make huge air current become tiny air current, reduce the noise that big air current led to the fact, can obtain the indoor environment of peace and quiet, can improve study or work efficiency.
Description
Technical field
This utility model relates to a kind of by noise structure, particularly to the noise reduction device in a kind of fresh-air purifying equipment, belongs to fresh-air purifying equipment field.
Background technology
nullThe discharge of industrial waste gas、The discharge of vehicle exhaust，Certain harm is brought to healthy，The most in recent years，Increasing of haze weather，Usually bring school closure，Hospital sees a doctor number of hospitalized and increases，The disease number that particularly respiratory tract causes increases，Child old man dare not go out easily，Adult gos out and also must put on mask，Air pollution has become primary pollution nuisance，Moreover，In recent years，Along with increasing of people's income，Office space、School、The finishing of family also becomes common practise，On the basis of outdoor air pollution，Also bring indoor pollution simultaneously，Particularly PM2.5、Formaldehyde、The harmful gass disadvantageous to health such as carbon dioxide benzene，These harmful gas proportions are both greater than general air，It is positioned at air lower floor，Easily enter respiratory system，Report is issued according to the Agency for Research on Cancer of World Health Organization (WHO) subordinate on October 17th, 2013，Point out atmospheric pollution and can cause cancer，And think that environmental pollution is main carcinogen，Additionally，It is reported and understand，Indoor noxious pollutant up to kind more than 300，Wherein a lot of compounds exceed standard，It it is carcinogen，And fetus can be caused、The diseases such as leukemia of children，China is over nearly 30 years，Lung cancer mortality rate rises 465%，Annual rate of growth is 26%，Reduce the cancer morbidity brought because of pollution、Purify public place、Office space、Academic environment and indoor air environment have become as a too impatient to wait social problem，But，New wind devices is much be applied to public place、School、Bank、The office equipment place that hospital etc. are bigger，And the requirement to be trembled of these places possesses quiet environment，And new wind devices is provided with blower fan，In equipment, circulation has new wind and return air，New wind and return air can produce certain noise in flow process，The peace and quiet of environment can be affected，How the peace and quiet of guarantee environment are important indicators of fresh-air purifying equipment.
Summary of the invention
For the practical situation that can produce noise in room air containing the harmful gas being detrimental to health and new wind devices in running, this utility model provides the noise reduction device in a kind of fresh-air purifying equipment, its objective is to reduce the harmful gas in environment, the noise of reduction equipment, it is ensured that the quiet environment of air quality.
The technical solution of the utility model is: the noise reduction device in a kind of fresh-air purifying equipment, including the air channel arranged in fresh-air purifying equipment, described air channel is provided with noise reduction device, noise reduction device includes internal layer and outer layer, outer layer is air channel, endothecium structure is taper platform, the periphery of taper platform is made up of microwell plate, noise reduction device entrance is arranged on the big table top of taper platform, the little table top of taper platform is blind plate, noise reduction device outlet it is provided with on connecting end surface between little table top side blind plate periphery and air channel, the return air or the new wind that are entered by noise reduction device entrance arrive the ring-type wedge shape space between taper platform and air channel through taper platform microwell plate, then from noise reduction device outlet blowout；
Preferably, the described big table top of taper platform and air channel are rectangle or/and circular, and the noise reduction device inlet area that the big table top of taper platform is arranged is less than or equal to air channel area；
Preferably, the duct cross-section of described microwell plate periphery is rectangle or/and circular configuration；
Preferably, the described big table top of taper platform is square, and little table top is circular, and taper platform periphery microwell plate is become the circle of little table top by the square gentle transition of big table top；
Preferably, the aperture of described microwell plate is less than 2mm；
Preferably, the pore size of described microwell plate is uniform；
Preferably, on described microwell plate, the micropore size of close little table top side is less than the micropore size near big table top side.
nullThe good effect that this utility model has is: by arranging taper platform in air channel and powerful air-flow can be divided into numerous small pore-like air-flow by the microwell plate of taper platform，The impulsive force of airflow can be reduced，It can be avoided that the energy expenditure that air-flow is in 90 ° of turnings，Through angle slowly, air-flow is flowed to outside taper platform from taper platform inner face，And from the outlet blowout arranged between air channel and taper platform，Avoid the rocket motor of wide-angle，Air-flow can be reduced little table top is rushed relay，Reduce noise，By the hole of little table top side close on taper platform microwell plate is designed to less than the hole near big table top side，Wind can be made to be first filled with inside taper platform，It is that air-flow is alleviated，Then inside taper platform, diffuse to outside equably，Reduce and little table top is rushed relay，Can play a role to reducing noise.By utilizing this taper platform microwell plate, can make to change gas flow direction to a certain extent, avoid air current flow direction, right angle, alleviate the air-flow impact force to blind plate, huge air-flow can be made to become tiny air-flow, reduce the noise that air-flow causes, an available quiet indoor environment, it is possible to increase study or work efficiency.
Accompanying drawing explanation
Fig. 1 taper platform noise reducing structure schematic diagram.
The application in wall-mounted fresh-air purifying equipment of Fig. 2 taper platform noise reduction device.
Label declaration: 1-taper platform, 2-air channel, 2a-ducting outlet, 3-tunnel inlet, 4-blower fan, the new wind of 5-blower fan or return air outlet, the ring-type wedge shape space of 6-, 7-microwell plate, 8-noise reduction device exports, the big table top of 9a-, the little table top of 9b-, 10-main part, 11-new wind inlet section, 12-heat exchanger, 13-fresh-air fan, 14-high efficiency particulate air filter, 15-fresh inlet, 16-return air exports, 17-return air outlet section, 17a-noise reduction device, 18-return air fan, 19-high efficiency particulate air filter space outlet, 20-return air air inlet, 21-negative oxygen ion generator, the new wind of 22-exports.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail.
nullThe technical solution of the utility model is: the noise reduction device in a kind of fresh-air purifying equipment，Including the air channel 2 arranged in fresh-air purifying equipment，Described air channel 2 is provided with noise reduction device 17a，Noise reduction device 17a includes internal layer and outer layer，Outer layer is air channel 2，Endothecium structure is taper platform 1，The periphery of taper platform 1 is made up of microwell plate 7，Multiple micropore it is provided with on microwell plate 7，It is provided with noise reduction device entrance on the big table top 9a of taper platform 1，Taper platform 1 little table top 9b is blind plate，Noise reduction device outlet 8 it is provided with on joint face between little blind plate periphery, table top 9b side and air channel 2，The return air or the new wind that are entered by tunnel inlet 3 export inside 5 arrival taper platform 1 microwell plates 7 from the new wind of blower fan or return air through blower fan 4，Arrive the ring-type wedge shape space 6 between taper platform 1 and air channel 2 again，Then from noise reduction device outlet 8 blowout.
The described big table top 9a of taper platform 1 and cross section, air channel 2 can be all rectangle or/and circle, and the noise reduction device inlet area that the big table top 9a of taper platform 1 is arranged is less than or equal to air channel 2 area.
The cross section, air channel 2 of described microwell plate 7 periphery is rectangle or/and circle.
The described big table top 9a of taper platform 1 can also be square, and little table top 9b is circular, and taper platform 1 periphery microwell plate 7 is by the circle of the square gentle transition effect table top of big table top 9a.
The aperture of described microwell plate 7 is less than 2mm, and the pore size of described microwell plate 7 is uniform.
The aperture of described microwell plate 7 can also be the micropore that size is irregular, and on little table top 9b side microwell plate 7, the aperture of micropore is less than the micropore size near big table top 9a side.
Embodiment 1
nullFig. 1 be of the present utility model be noise reduction device portion's wind attachment structure schematic diagram in air channel 2，In figure，2a is ducting outlet、3 is tunnel inlet、4 is blower fan、5 is the new wind of blower fan or return air outlet、6 is ring-type wedge shape space，Wherein，The new wind of blower fan or return air outlet 5 are also new wind or the return air inlet of noise reduction device 17a，The new wind come in from tunnel inlet 3 or return air，Through blower fan 4，By blower fan 4, new wind or return air are delivered to inside the taper platform 1 of noise reduction device 17a，Enter the new wind inside the taper platform 1 of noise reduction device 17a or return air，First blow on blind plate，At the beginning，The air quantity come in due to the new wind of blower fan or return air inlet 5 is more than the air output in the micropore of little table top 9b side，So，The new wind of part or return air are gradually full of to big table top 9a side near little table top 9b side，Along with increasing of new wind or return air air quantity，The air quantity that taper platform 1 periphery flows outwardly is gradually increased，Until the new wind of blower fan or return air inlet 5 and the air output location of equal of microwell plate 7 periphery，Due to the cushioning effect inside taper platform 1，Reduce new wind or return air rushes relay，New wind or return air penetrate into the outside of taper platform 1 from micropore，Enter in ring-type wedge shape space 6，Then from noise reduction device outlet 8 out，Enter next operation，In the present embodiment，It is connected to ducting outlet 2a.
nullIn the present embodiment，By arranging taper platform 1 in air channel 2 and powerful air-flow can be divided into numerous small pore-like air-flow by the microwell plate 7 of taper platform 1，The impulsive force of airflow can be reduced，It can be avoided that the energy expenditure that air-flow is in 90 ° of turnings，Through angle slowly, air-flow is flowed to outside taper platform 1 from taper platform 1 inner face，And from noise reduction device outlet 8 blowout arranged between air channel 2 and taper platform 1，Avoid the rocket motor of 90 °，Air-flow can be reduced little table top 9b is rushed relay，Reduce noise，By the hole of little table top 9b side close on taper platform 1 microwell plate 7 is designed to less than the hole near big table top 9a side，Wind can be made to be first filled with inside taper platform 1，It is that air-flow is alleviated，Then inside taper platform 1, diffuse to outside equably，Reduce and little table top 9b is rushed relay，Can play a role to reducing noise.
Embodiment 2
Fig. 2 is the application in wall-mounted fresh-air purifying equipment of the taper platform noise reduction device.nullIt is the application of the noise reduction device in wall-mounted fresh-air purifying equipment，In the present embodiment，In the return airway of the return air outlet section 17 of the return airway that noise reduction device 17a is arranged in fresh-air purifying equipment，Noise reduction device 17a is made up of air channel and taper platform 1 equally，On the big table top 9a of taper platform 1, outside is arranged by two meeting of returning blower fans 18，The air outlet of return air fan 18 is arranged on he table top 9a big，The little table top 9b of taper platform 1 is similarly blind plate，In the present embodiment，Big table top 9a is big as return airway cross section，Be square structure，Little table top 9b is circular configuration，Microwell plate 7 is utilized to constitute the taper platform 1 of the big table top of square opening between table top 9a and little table top 9b greatly，Constitute between microwell plate 7 and return airway and have ring-type wedge shape space 6，The outlet reducing noise 1 it is provided with on the joint face that little table top 9b periphery and return airway are constituted.
nullIn the present embodiment，Described fresh-air purifying equipment includes main part 10，Main part 10 is in cuboid，It is suspended in the horizontal direction on wall，Main part 10 1 side-lower connects return air air inlet 20，Return air air inlet 20 upper body portion 10 one side is provided with return air outlet 16 and fresh inlet 15，Return air outlet 16 and fresh inlet 15 side main part 10 are divided into upper and lower，Noise reduction device 17a and return air fan 18 it is provided with in the return air outlet section 17 on top，New wind inlet section 11 and heat exchanger 12 it is correspondingly arranged in bottom，The centre position of main part 10 is provided with fresh-air fan 13，It is followed successively by high efficiency particulate air filter 14 towards main body opposite side、Negative oxygen ion generator 21，New wind outlet 22，Described fresh-air fan 13 and return air fan 18 are respectively arranged with multiple blower fan，In the present embodiment，It is provided with square plate on the big table top of noise reduction device 17a，Square plate side is set side by side with multiple return air fan 18，It is provided with multiple filter in described new wind inlet section 11，Fresh-air fan 13 inlet side is led in heat exchanger 12 outlet，Fresh-air fan 13 entrance is connected with high efficiency particulate air filter space，High efficiency particulate air filter space arranges two high efficiency particulate air filters 14，High efficiency particulate air filter space outlet 19 is connected with the space at negative oxygen ion generator 21 place，The space side at negative oxygen ion generator 21 place is provided with new wind outlet 22.
In the present embodiment, be conducive to utilizing micropore noise reduction plate to reduce noise by return air outlet section 17 arranges noise reduction device 17a；By arranging multiple filter in return airway, it is possible to the granule contained in new wind, harmful components, floating dust, dampness are removed.
This utility model is by utilizing this taper platform 1 microwell plate 7, gas flow direction can be changed, avoid air current flow direction, right angle, alleviate the air-flow impact force to blind plate, huge air-flow can be made to become tiny air-flow, reduce the noise that air-flow causes, an available quiet indoor environment, it is possible to increase study or work efficiency.
Claims (7)
1. the noise reduction device in a fresh-air purifying equipment, including the air channel arranged in fresh-air purifying equipment, it is characterized in that: described air channel is provided with noise reduction device, noise reduction device includes internal layer and outer layer, outer layer is air channel, endothecium structure is taper platform, the periphery of taper platform is made up of microwell plate, noise reduction device entrance is arranged on the big table top of taper platform, the little table top of taper platform is blind plate, noise reduction device outlet it is provided with on connecting end surface between little table top side blind plate periphery and air channel, the return air or the new wind that are entered by noise reduction device entrance arrive the ring-type wedge shape space between taper platform and air channel through taper platform microwell plate, then from noise reduction device outlet blowout.
Noise reduction device in a kind of fresh-air purifying equipment the most according to claim 1, it is characterised in that: the described big table top of taper platform and air channel are rectangle or/and circular, and the noise reduction device inlet area that the big table top of taper platform is arranged is less than or equal to air channel area.
Noise reduction device in a kind of fresh-air purifying equipment the most according to claim 1, it is characterised in that: the duct cross-section of described microwell plate periphery is rectangle or/and circular configuration.
Noise reduction device in a kind of fresh-air purifying equipment the most according to claim 1, it is characterised in that: the described big table top of taper platform is square, and little table top is circular, and taper platform periphery microwell plate is become the circle of little table top by the square gentle transition of big table top.
Noise reduction device in a kind of fresh-air purifying equipment the most according to claim 1, it is characterised in that: the aperture of described microwell plate is less than 2mm.
Noise reduction device in a kind of fresh-air purifying equipment the most according to claim 1, it is characterised in that: the pore size of described microwell plate is uniform.
Noise reduction device in a kind of fresh-air purifying equipment the most according to claim 1, it is characterised in that: on described microwell plate, the micropore size near little table top side is less than the micropore size near big table top side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620230162.9U CN205448238U (en) | 2016-03-24 | 2016-03-24 | Among new trend clarification plant noise device falls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620230162.9U CN205448238U (en) | 2016-03-24 | 2016-03-24 | Among new trend clarification plant noise device falls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205448238U true CN205448238U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620230162.9U Expired - Fee Related CN205448238U (en) | 2016-03-24 | 2016-03-24 | Among new trend clarification plant noise device falls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205448238U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192079A (en) * | 2017-07-07 | 2017-09-22 | 张德海 | Indoor cabinet type send aeration device without pipeline |
| CN114001420A (en) * | 2021-10-27 | 2022-02-01 | 马祥程 | Low-noise total-heat net-effect fresh air fan |
-
2016
- 2016-03-24 CN CN201620230162.9U patent/CN205448238U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192079A (en) * | 2017-07-07 | 2017-09-22 | 张德海 | Indoor cabinet type send aeration device without pipeline |
| CN114001420A (en) * | 2021-10-27 | 2022-02-01 | 马祥程 | Low-noise total-heat net-effect fresh air fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20190324 |