CN109403822A - A kind of ventilation noise reduction shutter - Google Patents
A kind of ventilation noise reduction shutter Download PDFInfo
- Publication number
- CN109403822A CN109403822A CN201811487035.7A CN201811487035A CN109403822A CN 109403822 A CN109403822 A CN 109403822A CN 201811487035 A CN201811487035 A CN 201811487035A CN 109403822 A CN109403822 A CN 109403822A
- Authority
- CN
- China
- Prior art keywords
- louvre
- series
- louvre series
- noise
- noise reduction
- 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
- 230000009467 reduction Effects 0.000 title claims abstract description 24
- 238000009423 ventilation Methods 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 claims description 6
- 230000008030 elimination Effects 0.000 abstract description 15
- 238000003379 elimination reaction Methods 0.000 abstract description 15
- 230000004888 barrier function Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000030279 gene silencing Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
- E06B7/08—Louvre doors, windows or grilles
- E06B7/082—Louvre doors, windows or grilles with rigid or slidable lamellae
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/20—Doors, windows, or like closures for special purposes; Border constructions therefor for insulation against noise
- E06B5/205—Doors, windows, or like closures for special purposes; Border constructions therefor for insulation against noise windows therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/14—Measures for draining-off condensed water or water leaking-in frame members for draining off condensation water, throats at the bottom of a sash
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a kind of ventilation noise reduction shutters, it includes frame, frame inner wall installs abatvoix, bottom installation draining bottom plate, 3 groups of Sound absorption louver pieces are fixedly mounted in the inner cavity that abatvoix and draining bottom plate are formed and are combined into three-level shutter, wherein louvre series one, louvre series three and angle between louvre series two are equal and be 80 °~90 °, the angle of louvre series two and horizontal plane is 30 °~60 °, and is spaced 10~60mm in the horizontal direction between three groups of louvre blades；3 grades of sound barriers reflections of shutter integrated use of the present invention are eliminated the noise, 3 grades of resistive sound-absorbings are eliminated the noise, 2 grades of expansion chambers reactive mufflings, are had excellent basic, normal, high frequency noise elimination noise reduction ability, be can satisfy ventilation, the noise reduction requirement of strong noise environment.
Description
Technical field
The present invention relates to a kind of shutters, and in particular to a kind of ventilation noise reduction shutter.
Background technique
Noise is most commonly seen pollution modes in daily life, and the excessively high noise of intensity seriously affects the body and mind of people
Health.
Traffic noise, business activity noise, man-made noise etc. are the production for influencing people, the Main Noise Sources of life.This
A little noise sources are substantially at ground or subaerial position.
Noise reduction shutter structure is mainly used for needing while meeting ventilation and reduces the equipment outside of noise, in route of transmission
Upper reduction noise.In the strong house of outdoor environment noise and office space, in order to avoid high-decibel noise to the work of personnel,
The negative influence of life, it is also desirable to have both the noise reduction shutter of ventilation and decrease of noise functions.
CN 202451011U provides a kind of ventilating silencing window shade for improving structure, including frame body, the frame body
Inner cavity is embedded with louvre blade and forms shutter, it is characterised in that the louvre blade is inverted V-shape made of silencing cotton compacting
Body, the louvre blade passes through secondly a side end face inlay card is in the frame body.The document uses resistance noise reduction principle, using disappearing
The porosity of sound cotton reduces the noise intensity by shutter.
CN 105239909A provides a kind of sound-deadening louver, including blade, and blade is by cover blade and noise elimination blade group
At cover blade both sides are equipped with noise elimination blade, and cover blade is opaque material preparation, and noise elimination blade is transparent material system
It is standby, there is micropore above noise elimination blade.Blade is made of cover blade and noise elimination blade, and cover blade both sides are equipped with noise elimination leaf
Piece, noise elimination blade are equipped with hole；Blade of louver window design uses dissipative muffler principle, will pass through blade using microperforated panel
Sound consumes.
Above scheme all has certain noise reduction capability, due to using single resistance noise reduction principle, although right
Medium, high frequency noise has certain noise elimination effect, poor to low, mid-frequency noise noise elimination effect, ideal therefore, it is difficult to reach
Noise reduction effect.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of simple structure and reasonable design, make
With convenient ventilation noise reduction shutter.
To achieve the above object, the technical solution adopted by the present invention is that: it include frame；The back of frame is equipped with thermal insulation separation
Sound plate；The inner wall of frame is equipped with abatvoix；The bottom of frame is equipped with draining bottom plate；The rectangle that abatvoix and draining bottom plate are formed is empty
It is intracavitary to be fixedly installed with three-level shutter；Three-level shutter include three groups of louvre blades being obliquely installed, respectively hundred
Blade group one, louvre series two and louvre series three；Louvre series one are parallel to each other with louvre series three；Louvre series two are located at
Between louvre series one and louvre series three, and the inclined direction phase of inclined direction and louvre series one and louvre series three
Instead；First order expansion chambers are formed between louvre series one and louvre series two；It is formed between louvre series two and louvre series three
Second level expansion chambers；
Further, the angle between louvre series two and horizontal plane is 30-60 degree；
Further, the angle between louvre series one, louvre series three and louvre series two is 80-90 degree；
Further, louvre series one, louvre series two and louvre series three it is in the horizontal direction between be divided into 10~60mm；
Further, the vertical interval of the middle louvre blade of louvre series one, louvre series two and louvre series three is identical；Louvre blade
Blinds leaf length is more than or equal to the vertical interval of louvre blade in 2 times of this groups in group one, and the length of louvre blade is big in louvre series two
Blinds leaf length is more than or equal to hundred in 1.2 times of this groups in the vertical interval for being equal to louvre blade in 2.5 times of this groups, louvre series three
The vertical interval of blade.
Further, it is tightly connected between thermal insulation sound baffle and frame by sealing joint strip.
After adopting the above structure, the invention has the following beneficial effects: a kind of ventilation noise reduction shutter of the present invention, has excellent
Different basic, normal, high frequency noise elimination noise reduction ability can satisfy ventilation, the noise reduction requirement of strong noise environment, and simple with structure,
Setting rationally, low manufacture cost the advantages that.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is front view of the invention；
Fig. 2 is the cross-sectional view in the direction A-A in Fig. 1；
Fig. 3 is the structural schematic diagram of three-level shutter；
Fig. 4 is perspective view of the invention.
Description of symbols:
1, frame；2, abatvoix；3, louvre series one；4, louvre series two；5, louvre series three；6, first order expansion chambers；7,
Second level expansion chambers；8, bottom plate is drained；9, thermal insulation sound baffle；10, sealing joint strip.
Specific embodiment
With reference to the accompanying drawing, the present invention is further illustrated.
Referring to shown in Fig. 1-4, present embodiment the technical solution adopted is that: it includes frame 1；The back of frame 1
Equipped with thermal insulation sound baffle 9；It is tightly connected between thermal insulation sound baffle 9 and frame 1 by sealing joint strip 10；The inner wall of frame 1 is equipped with
Abatvoix 2；The bottom of frame 1 is equipped with draining bottom plate 8；It is fixedly installed in the rectangular enclosure that abatvoix 2 is formed with draining bottom plate 8
Three-level shutter；Three-level shutter includes three groups of louvre blades being obliquely installed, respectively louvre series 1, blinds
Piece group 24 and louvre series 35；Louvre series 1 are parallel to each other with louvre series 35；Louvre series 24 are located at louvre series
Between one 3 and louvre series 35, and inclined direction is opposite with the inclined direction of louvre series 1 and louvre series 35；Hundred
Angle β between blade group 24 and horizontal plane is 30-60 degree；Louvre series 1, louvre series 35 and louvre series 24 it
Between angle α be 80-90 degree；In the horizontal direction is divided into 10~60mm, blinds between louvre series 1, louvre series 24
First order expansion chambers 6 are formed between piece group 1 and louvre series 24；Louvre series 24, louvre series 35 are in the horizontal direction
Between be divided into 10~60mm, between louvre series 24 and louvre series 35 formed second level expansion chambers 7；Louvre series 1, blinds
Piece group 24 is identical with the vertical interval H of the middle louvre blade of louvre series 35；Wherein, blinds leaf length >=2 in louvre series 1
H, length >=2.5 H of louvre blade in louvre series 24, blinds leaf length >=1.2 H in louvre series 35.
In present embodiment, abatvoix 2 and louvre blade are all made of waterproof, corrosion resistant sound-absorbing material, such as foam
Aluminium sheet.
One 3 plate face of louvre series plays the role of sound barrier towards outdoor main noise source direction, for through noise, avoids sound
Strong maximum through noise is directly entered inside shutter body；Louvre series 1 form first order air communication channel, have resistance
Property sound-absorbing noise elimination function；Interval between louvre series 1 and louvre series 24 forms first order expansion chambers 6, has resistance and disappears
Sound function；Angle between louvre series 24 and louvre series 1 is 80 °~90 °, and louvre series 24 are equivalent to second level sound
Most of incident-noise can be reflected back first order silencing channel by barrier；Louvre series 24 form second level air stream all
Road has resistive sound-absorbing noise elimination function；Interval between louvre series 24 and louvre series 35 forms second level expansion chambers 7,
Has reactive muffling function；Angle between louvre series 35 and louvre series 24 is 80 °~90 °, and louvre series 35 are suitable
In third level sound barrier, most of incident-noise can be reflected back second level silencing channel；Louvre series 35 form the third level
Air communication channel has resistive sound-absorbing noise elimination function.Sound barrier has good high frequency acoustic attenuation performance, and resistive sound-absorbing has good
Good medium, high frequency acoustic attenuation performance, expansion chambers reactive muffling have good low, intermediate frequency acoustic attenuation performance.In present embodiment
3 grades of sound barriers reflections of shutter integrated use eliminate the noise, 3 grades of resistive sound-absorbings are eliminated the noise, 2 grades of expansion chambers reactive mufflings, have excellent
Different basic, normal, high frequency noise elimination noise reduction ability can satisfy ventilation, the noise reduction requirement of strong noise environment.
The above is merely illustrative of the technical solution of the present invention, rather than limits those of ordinary skill in the art to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (5)
1. a kind of ventilation noise reduction shutter, it is characterised in that it includes frame；The back of frame is equipped with thermal insulation sound baffle；Frame
Inner wall is equipped with abatvoix；The bottom of frame is equipped with draining bottom plate；It is fixed in the rectangular enclosure that abatvoix and draining bottom plate are formed to pacify
Equipped with three-level shutter；Three-level shutter includes three groups of louvre blades being obliquely installed, respectively louvre series one, hundred
Blade group two and louvre series three；Louvre series one are parallel to each other with louvre series three；Louvre series two are located at louvre series one
Between louvre series three, and inclined direction is opposite with the inclined direction of louvre series one and louvre series three；Louvre series
First order expansion chambers are formed between one and louvre series two；Second level expansion is formed between louvre series two and louvre series three
Room.
2. a kind of ventilation noise reduction shutter according to claim 1, it is characterised in that between louvre series two and horizontal plane
Angle be 30-60 degree.
3. a kind of ventilation noise reduction shutter according to claim 1 or 2, it is characterised in that louvre series one, louvre series
Angle between three and louvre series two is 80-90 degree.
4. a kind of ventilation noise reduction shutter according to claim 1, it is characterised in that louvre series one, two and of louvre series
Louvre series three in the horizontal direction are divided into 10~60mm.
5. a kind of ventilation noise reduction shutter according to claim 1, it is characterised in that louvre series one, two and of louvre series
The vertical interval of the middle louvre blade of louvre series three is identical；Blinds leaf length is more than or equal to hundred in 2 times of this groups in louvre series one
The vertical interval of blade, the length of louvre blade is more than or equal to the vertical interval of louvre blade in 2.5 times of this groups in louvre series two, and hundred
Blinds leaf length is more than or equal to the vertical interval of louvre blade in 1.2 times of this groups in blade group three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487035.7A CN109403822A (en) | 2018-12-06 | 2018-12-06 | A kind of ventilation noise reduction shutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487035.7A CN109403822A (en) | 2018-12-06 | 2018-12-06 | A kind of ventilation noise reduction shutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109403822A true CN109403822A (en) | 2019-03-01 |
Family
ID=65457505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811487035.7A Pending CN109403822A (en) | 2018-12-06 | 2018-12-06 | A kind of ventilation noise reduction shutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109403822A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585940A (en) * | 2021-09-16 | 2021-11-02 | 周值辉 | Combined type soundproof window with ventilation function |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202451011U (en) * | 2011-12-22 | 2012-09-26 | 伟能机电设备(深圳)有限公司 | Ventilating and noise-reducing louver with improved structure |
| CN202451013U (en) * | 2011-12-22 | 2012-09-26 | 伟能机电设备(深圳)有限公司 | Ventilating and silencing shutter |
| KR20120008328U (en) * | 2011-05-26 | 2012-12-05 | 주식회사 에이브이티 | Noise reduction louver |
| KR101257291B1 (en) * | 2012-08-29 | 2013-05-02 | 썬파크 주식회사 | Smart blind system |
| CN203213872U (en) * | 2013-03-22 | 2013-09-25 | 上海华岱环保工程有限公司 | Metal noise-eliminating shutter |
| CN203462967U (en) * | 2013-08-29 | 2014-03-05 | 深圳市沃尔奔达新能源股份有限公司 | Rainproof noise eliminating louver blades and rain-proof and noise eliminating louver for power generation unit |
| CN203856367U (en) * | 2014-04-16 | 2014-10-01 | 上海然贝声学环保工程有限公司 | Damping ventilation louver window |
| CN205475916U (en) * | 2016-04-08 | 2016-08-17 | 中船第九设计研究院工程有限公司 | Folded plate type ventilation noise elimination tripe curtain |
| CN106677686A (en) * | 2017-03-06 | 2017-05-17 | 陈文杰 | Outer window with functions of sun shading, ventilation and noise reduction |
| KR20180042990A (en) * | 2016-10-19 | 2018-04-27 | 예승수 | Sliding louvered shutter |
| CN209510136U (en) * | 2018-12-06 | 2019-10-18 | 吕林晏 | A kind of ventilation noise reduction shutter |
-
2018
- 2018-12-06 CN CN201811487035.7A patent/CN109403822A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120008328U (en) * | 2011-05-26 | 2012-12-05 | 주식회사 에이브이티 | Noise reduction louver |
| CN202451011U (en) * | 2011-12-22 | 2012-09-26 | 伟能机电设备(深圳)有限公司 | Ventilating and noise-reducing louver with improved structure |
| CN202451013U (en) * | 2011-12-22 | 2012-09-26 | 伟能机电设备(深圳)有限公司 | Ventilating and silencing shutter |
| KR101257291B1 (en) * | 2012-08-29 | 2013-05-02 | 썬파크 주식회사 | Smart blind system |
| CN203213872U (en) * | 2013-03-22 | 2013-09-25 | 上海华岱环保工程有限公司 | Metal noise-eliminating shutter |
| CN203462967U (en) * | 2013-08-29 | 2014-03-05 | 深圳市沃尔奔达新能源股份有限公司 | Rainproof noise eliminating louver blades and rain-proof and noise eliminating louver for power generation unit |
| CN203856367U (en) * | 2014-04-16 | 2014-10-01 | 上海然贝声学环保工程有限公司 | Damping ventilation louver window |
| CN205475916U (en) * | 2016-04-08 | 2016-08-17 | 中船第九设计研究院工程有限公司 | Folded plate type ventilation noise elimination tripe curtain |
| KR20180042990A (en) * | 2016-10-19 | 2018-04-27 | 예승수 | Sliding louvered shutter |
| CN106677686A (en) * | 2017-03-06 | 2017-05-17 | 陈文杰 | Outer window with functions of sun shading, ventilation and noise reduction |
| CN209510136U (en) * | 2018-12-06 | 2019-10-18 | 吕林晏 | A kind of ventilation noise reduction shutter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585940A (en) * | 2021-09-16 | 2021-11-02 | 周值辉 | Combined type soundproof window with ventilation function |
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