CN107676308A - Air inlet denoising device - Google Patents
Air inlet denoising device Download PDFInfo
- Publication number
- CN107676308A CN107676308A CN201710988086.7A CN201710988086A CN107676308A CN 107676308 A CN107676308 A CN 107676308A CN 201710988086 A CN201710988086 A CN 201710988086A CN 107676308 A CN107676308 A CN 107676308A
- Authority
- CN
- China
- Prior art keywords
- adpting flange
- support angle
- angle steel
- air inlet
- main body
- 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
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
- F04D29/66—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of air inlet denoising device, and it includes main body frame（1）, the main body frame（1）Including adpting flange（1.1）, the adpting flange（1.1）Inner side is provided with a circle and erects support angle steel（1.2）, the adpting flange（1.1）Top is provided with a connection web（1.3）, the connection web（1.3）Positioned at adpting flange（1.1）Center line on, the perpendicular support angle steel（1.2）Lower end and adpting flange（1.1）It is connected, the perpendicular support angle steel（1.2）Upper end is with being connected web（1.3）Between be provided with horizontal support angle steel（1.4）, the main body frame（1）Except adpting flange（1.1）Layer of steel wire net coating is provided with outside face（2）, the steel wire coating（2）It is outer to be provided with the Jing Yin cotton integument of ventilation.A kind of air inlet denoising device of the present invention, its is simple in construction, easy to make, using hat type air inlet structure, expands incoming air area, and effectively reduce air intake by the Jing Yin cotton of parcel ventilation and utter long and high-pitched sounds.
Description
Technical field
The present invention relates to a kind of air inlet denoising device, belong to and build ship technical field.
Background technology
Ventilators in ship engine room is mainly used to compensate the air consumption of engine room facilities and takes away engine room facilities by unnecessary air quantity
Caused heat, the engine-room fan discharge capacity is larger, can produce higher noise during operation, crewman can be worked and rest environment be made
Into considerable influence.IMO International Maritime Organizations and MLC have formulated Ship Noise strict requirements, Ship Noise one
The exceeded delivery that can influence ship of denier.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of air inlet denoising device for above-mentioned prior art,
Its is simple in construction, easy to make, using hat type air inlet structure, expands incoming air area, and effectively drop by wrapping up Jing Yin cotton of divulging information
Low air intake is uttered long and high-pitched sounds.
Technical scheme is used by the present invention solves the above problems：A kind of air inlet denoising device, it includes master
Body framework, the main body frame include adpting flange, and a circle is provided with the inside of the adpting flange and erects support angle steel, the connection
A connection web is provided with above flange, the connection web is located on the center line of adpting flange, under the perpendicular support angle steel
End is connected with adpting flange, and horizontal support angle steel, the main body are provided between the perpendicular support angle steel upper end and connection web
Framework is provided with layer of steel wire net coating in addition to connecting flange faces, and the Jing Yin cotton parcel of ventilation is provided with outside the steel wire coating
Layer.
Compared with prior art, the advantage of the invention is that：
A kind of air inlet denoising device of the present invention, its is simple in construction, easy to make, using hat type air inlet structure, expand into
Wind area, and air intake is effectively reduced by the Jing Yin cotton of parcel ventilation and uttered long and high-pitched sounds.
Brief description of the drawings
Fig. 1 is a kind of structural representation of air inlet denoising device of the present invention.
Fig. 2 is the structural representation of main body frame in Fig. 1.
Fig. 3 is Fig. 2 top view.
Wherein：
Main body frame 1
Adpting flange 1.1
Perpendicular support angle steel 1.2
Connect web 1.3
Horizontal support angle steel 1.4
Steel wire coating 2.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Fig. 1 ~ Fig. 3, a kind of air inlet denoising device in the present embodiment, it includes main body frame 1, described
Main body frame 1 includes adpting flange 1.1, and the inner side of adpting flange 1.1 is provided with a circle and erects support angle steel 1.2, the connection
The top of flange 1.1 is provided with a connection web 1.3, and the connection web 1.3 is located on the center line of adpting flange 1.1, described
The perpendicular lower end of support angle steel 1.2 is connected with adpting flange 1.1, is set between the perpendicular upper end of support angle steel 1.2 and connection web 1.3
Horizontal support angle steel 1.4 is equipped with, the main body frame 1 is provided with layer of steel wire net coating 2, the steel in addition to the face of adpting flange 1.1
The Jing Yin cotton integument of ventilation is provided with outside silk screen coating 2；
Adpting flange is connected by denoising device by bolt with blower fan during installation.
In addition to the implementation, it is all to use equivalent transformation or equivalent replacement present invention additionally comprises there is other embodiment
The technical scheme that mode is formed, it all should fall within the scope of the hereto appended claims.
Claims (1)
- A kind of 1. air inlet denoising device, it is characterised in that：It includes main body frame（1）, the main body frame（1）Including Adpting flange（1.1）, the adpting flange（1.1）Inner side is provided with a circle and erects support angle steel（1.2）, the adpting flange （1.1）Top is provided with a connection web（1.3）, the connection web（1.3）Positioned at adpting flange（1.1）Center line on, The perpendicular support angle steel（1.2）Lower end and adpting flange（1.1）It is connected, the perpendicular support angle steel（1.2）Upper end is with being connected abdomen Plate（1.3）Between be provided with horizontal support angle steel（1.4）, the main body frame（1）Except adpting flange（1.1）One layer is provided with outside face Steel wire coating（2）, the steel wire coating（2）It is outer to be provided with the Jing Yin cotton integument of ventilation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710988086.7A CN107676308A (en) | 2017-10-21 | 2017-10-21 | Air inlet denoising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710988086.7A CN107676308A (en) | 2017-10-21 | 2017-10-21 | Air inlet denoising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107676308A true CN107676308A (en) | 2018-02-09 |
Family
ID=61141348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710988086.7A Pending CN107676308A (en) | 2017-10-21 | 2017-10-21 | Air inlet denoising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107676308A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202612216U (en) * | 2012-06-02 | 2012-12-19 | 山西巨龙风机有限公司 | Press-in type axial flow fan side air inlet noise-reducing silencing device for tunnel construction |
| CN204190544U (en) * | 2014-11-19 | 2015-03-04 | 南阳防爆集团股份有限公司 | For the low noise air intake silencer cover structure of forced ventilation motor |
| CN106402042A (en) * | 2016-11-23 | 2017-02-15 | 山西巨龙风机有限公司 | Noise reduction device for air inlet of main ventilator of tunnel |
| CN206054396U (en) * | 2016-08-12 | 2017-03-29 | 山西巨龙风机有限公司 | A kind of boiler blower side suction silencer |
| CN206175330U (en) * | 2016-10-31 | 2017-05-17 | 中船重工(重庆)海装风电设备有限公司 | Wind generating set and device of making an uproar falls in cabin cooling fan thereof |
| CN207454403U (en) * | 2017-10-21 | 2018-06-05 | 中船澄西船舶修造有限公司 | Air inlet denoising device |
-
2017
- 2017-10-21 CN CN201710988086.7A patent/CN107676308A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202612216U (en) * | 2012-06-02 | 2012-12-19 | 山西巨龙风机有限公司 | Press-in type axial flow fan side air inlet noise-reducing silencing device for tunnel construction |
| CN204190544U (en) * | 2014-11-19 | 2015-03-04 | 南阳防爆集团股份有限公司 | For the low noise air intake silencer cover structure of forced ventilation motor |
| CN206054396U (en) * | 2016-08-12 | 2017-03-29 | 山西巨龙风机有限公司 | A kind of boiler blower side suction silencer |
| CN206175330U (en) * | 2016-10-31 | 2017-05-17 | 中船重工(重庆)海装风电设备有限公司 | Wind generating set and device of making an uproar falls in cabin cooling fan thereof |
| CN106402042A (en) * | 2016-11-23 | 2017-02-15 | 山西巨龙风机有限公司 | Noise reduction device for air inlet of main ventilator of tunnel |
| CN207454403U (en) * | 2017-10-21 | 2018-06-05 | 中船澄西船舶修造有限公司 | Air inlet denoising device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |