CN116815985A - Decorative ceiling capable of discharging smoke and reducing noise - Google Patents
Decorative ceiling capable of discharging smoke and reducing noise Download PDFInfo
- Publication number
- CN116815985A CN116815985A CN202311059401.XA CN202311059401A CN116815985A CN 116815985 A CN116815985 A CN 116815985A CN 202311059401 A CN202311059401 A CN 202311059401A CN 116815985 A CN116815985 A CN 116815985A
- Authority
- CN
- China
- Prior art keywords
- aluminum plate
- smoke
- ceiling
- decorative ceiling
- 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.)
- Granted
Links
- 239000000779 smoke Substances 0.000 title claims abstract description 52
- 238000007599 discharging Methods 0.000 title claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 41
- 230000009467 reduction Effects 0.000 claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims abstract description 19
- 238000005034 decoration Methods 0.000 claims abstract description 8
- 230000035515 penetration Effects 0.000 claims description 8
- 241000700647 Variola virus Species 0.000 claims description 4
- 230000004308 accommodation Effects 0.000 claims 2
- 239000011152 fibreglass Substances 0.000 claims 1
- 239000003517 fume Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 239000003365 glass fiber Substances 0.000 description 4
- 210000002268 wool Anatomy 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 210000003000 inclusion body Anatomy 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a decorative ceiling with smoke and noise reduction, which belongs to the technical field of building decorative ceilings and comprises a perforated aluminum plate, a sound absorption wall, a device belt and a smoke outlet, wherein one side of the perforated aluminum plate is closed and inwards concave to form a containing space, the smoke outlet is arranged in the containing space, a cavity is formed in the lower part of the sound absorption wall, sound waves penetrate through the perforated aluminum plate and enter the cavity, a plurality of perforated aluminum plates are arranged, gaps are formed among the perforated aluminum plates, and the device belt is arranged in the gaps. The invention can meet the decoration effect and the smoke exhausting function, and further realize acoustic sound absorption and noise reduction.
Description
Technical Field
The invention belongs to the technical field of architectural decoration ceiling, and particularly relates to a decorative ceiling capable of achieving smoke exhaust and noise reduction.
Background
Along with the development of the decoration industry, various indoor decoration styles are layered endlessly, and various decoration styles are arranged in various indoor decoration occasions, and have the self decoration characteristics. The existing ceilings at present are usually gypsum boards, calcium silicate boards, mineral wool sound absorbing boards and the like, and a plurality of problems occur in the using process of the conventional ceilings, and the conventional ceilings have no sound absorbing and smoke exhausting effects.
Disclosure of Invention
The invention aims to provide a decorative ceiling capable of achieving smoke exhaust and noise reduction, which can meet the requirements of both decorative effect and smoke exhaust function and further realize acoustic sound absorption and noise reduction.
In order to achieve the above purpose, the invention provides a decorative ceiling capable of achieving smoke and noise reduction, which comprises a perforated aluminum plate, a sound absorption wall, a device belt and a smoke exhaust port, wherein one side of the perforated aluminum plate is closed and inwards concave to form a containing space, the smoke exhaust port is arranged in the containing space, a cavity is arranged at the lower part of the sound absorption wall, sound waves penetrate through the perforated aluminum plate and enter the cavity, the perforated aluminum plate is provided with a plurality of pieces, gaps are arranged among the perforated aluminum plates, and the device belt is arranged in the gaps.
Further, a certain cavity height is reserved between the perforated aluminum plate and the catwalk so as to form a resonance sound absorption structure.
Further, the sound absorbing wall is formed by filling glass fiber wool inclusion bodies with keel frames.
Further, the decorative ceiling is arranged at the lower part of the smoke exhaust window.
Further, the perforated aluminum plate has a ceiling aperture ratio of greater than 25%.
Further, the height of the smoke outlet is 30cm.
Further, the width of the equipment belt was 15cm.
Further, the minimum penetration rate of the perforated aluminum plate was set to Qmin, which was calculated by the following formula:
（/>），
（/>），
，
S1-Sn are respectively the components of the opening area of the decorative ceiling: such as S1 side smoke outlet, S2 equipment with window hole and S3 ceiling aluminum plate perforation area,
qmin is the minimum penetration rate of the smallpox,
s is the total area of the whole ceiling,
the S window is the calculated opening area of the smoke exhaust window.
Compared with the prior art, the decorative ceiling with smoke and noise reduction functions has the advantages that one side of the perforated aluminum plate is closed and inwards concave to form a containing space, the smoke exhaust port is arranged in the containing space, a cavity is formed in the lower portion of the sound absorption wall, sound waves penetrate through the perforated aluminum plate and enter the cavity, and the minimum penetration rate of the perforated aluminum plate is a reasonable value, so that the decorative ceiling has a smoke exhaust function and an acoustic sound absorption and noise reduction effect.
Drawings
Fig. 1 is a schematic diagram of a decorative ceiling of an embodiment of the present invention, which combines smoke evacuation and noise reduction.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein.
It should be understood that, in various embodiments of the present invention, the sequence number of each process does not mean that the execution sequence of each process should be determined by its functions and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention.
It should be understood that in the present invention, "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.
It should be understood that in the present invention, "plurality" means two or more. "and/or" is merely an association relationship describing an association object, and means that three relationships may exist, for example, and/or B may mean: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. "comprising A, B and C", "comprising A, B, C" means that all three of A, B, C comprise, "comprising A, B or C" means that one of the three comprises A, B, C, and "comprising A, B and/or C" means that any 1 or any 2 or 3 of the three comprises A, B, C.
It should be understood that in the present invention, "B corresponding to a", "a corresponding to B", or "B corresponding to a" means that B is associated with a, from which B can be determined. Determining B from a does not mean determining B from a alone, but may also determine B from a and/or other information. The matching of A and B is that the similarity of A and B is larger than or equal to a preset threshold value.
As used herein, "if" may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to detection" depending on the context.
The technical scheme of the invention is described in detail below by specific examples. The following embodiments may be combined with each other, and some embodiments may not be repeated for the same or similar concepts or processes.
As shown in fig. 1, a decorative ceiling with smoke and noise reduction effects according to a preferred embodiment of the present invention includes a perforated aluminum plate, a sound absorbing wall, a device belt, and a smoke outlet, wherein one side of the perforated aluminum plate is closed and concaved inwards to form a containing space, the smoke outlet is disposed in the containing space, a cavity is disposed at the lower part of the sound absorbing wall, and sound waves pass through the perforated aluminum plate and enter the cavity to consume energy and absorb sound based on heat conduction and air vibration; the perforated aluminum plate is provided with a plurality of blocks, gaps are arranged among the plurality of blocks of perforated aluminum plates, and the equipment belt is arranged in the gaps.
In one embodiment of the invention, a certain cavity height is reserved between the perforated aluminum plate and the pavement to form a resonance sound absorption structure, so that the noise reduction and sound absorption effects of the decorative ceiling are better.
In one embodiment of the invention, the perforated aluminum plate is used for first sound absorption, the sound absorption wall is used for second sound absorption, the keel frame is filled with glass fiber wool inclusion, sound waves enter the glass fiber wool inclusion, and the glass fiber wool inclusion is used for carrying out secondary sound absorption on void gas and fiber vibration energy consumption caused by the sound waves.
In one embodiment of the invention, the decorative ceiling is arranged at the lower part of the smoke exhaust window, so that the vertical face decorative effect in the building is considered.
In one embodiment of the invention, the ceiling aperture ratio of the perforated aluminum plate is more than 25%, and the top cavity of the decorative ceiling can be used as a smoke storage bin to meet the smoke discharge requirement.
In one embodiment of the present invention, the height of the smoke outlet is 30cm, so as to ensure the area of the smoke outlet passage.
In one embodiment of the invention, the width of the equipment belt is 15cm.
In one embodiment of the present invention, the minimum penetration rate of the perforated aluminum plate is set to Qmin, which is calculated by the following formula:
（/>），
（/>），
，
S1-Sn are respectively the components of the opening area of the decorative ceiling: such as S1 side smoke outlet, S2 equipment with window hole and S3 ceiling aluminum plate perforation area,
qmin is the minimum penetration rate of the smallpox,
s is the total area of the whole ceiling,
the S window is the calculated opening area of the smoke exhaust window.
The conventional smoke exhaust in the prior art is that a smoke exhaust port is exhausted through a pipeline, the decorative ceiling in the invention is suitable for smoke exhaust mode of a traditional port pipeline which has higher requirements on the appearance of a decorative surface, and instead, the surface layer of the perforated ceiling is exhausted, so that the minimum aperture ratio of the perforated aluminum plate becomes another control principle that the smoke exhaust requirements are met except appearance control, and the minimum aperture ratio of the perforated aluminum plate is obtained by the aperture area and the smoke storage requirements, namely the aperture area (aperture+equipment belt+side aperture) =the calculated area of the smoke exhaust window; in addition, the aperture ratio is more than 25 percent to form a smoke storage bin. And the perforation rate obtained by the two conditions is the maximum value, and the lowest perforation rate Qmin of the decorative ceiling which gives consideration to smoke discharge and noise reduction is obtained.
According to the decorative ceiling with smoke and noise reduction function, one side of the perforated aluminum plate is closed and inwards concave to form a containing space, the smoke exhaust port is arranged in the containing space, a cavity is formed in the lower portion of the sound absorption wall, sound waves penetrate through the perforated aluminum plate and enter the cavity, and the minimum penetration rate of the perforated aluminum plate is set to be a reasonable value, so that the decorative ceiling can have a smoke exhaust function and an acoustic sound absorption and noise reduction effect.
The foregoing descriptions of specific exemplary embodiments of the present invention are presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the invention and its practical application to thereby enable one skilled in the art to make and utilize the invention in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (8)
1. The utility model provides a compromise decoration smallpox of discharging fume and making an uproar falls, its characterized in that includes perforation aluminum plate, sound absorption wall, equipment area and exhaust port, one side of perforation aluminum plate closes up the indent and forms a accommodation space, the exhaust port set up in the accommodation space, the lower part of sound absorption wall is provided with the cavity, and the sound wave passes perforation aluminum plate gets into in the cavity, perforation aluminum plate is provided with a plurality of, be provided with the space between a plurality of perforation aluminum plates, be provided with in the space equipment area.
2. The decorative ceiling for both smoke evacuation and noise reduction according to claim 1, wherein a cavity height is maintained between the perforated aluminum sheet and the pavement to form a resonant sound absorbing structure.
3. The decorative ceiling of claim 1 wherein said sound absorbing wall is comprised of a keel frame filled fiberglass envelope.
4. The decorative ceiling for both smoke evacuation and noise reduction according to claim 1, wherein the decorative ceiling is disposed at a lower portion of the smoke evacuation window.
5. The decorative ceiling with smoke and noise reduction according to claim 1, wherein the perforated aluminum sheet has a ceiling open porosity of greater than 25%.
6. The decorative ceiling combining smoke evacuation and noise reduction according to claim 1, wherein the height of the smoke evacuation port is 30cm.
7. The decorative ceiling combining smoke evacuation and noise reduction according to claim 1, wherein the width of the equipment belt is 15cm.
8. The decorative ceiling with smoke evacuation and noise reduction as defined in claim 1, wherein the minimum penetration rate of the perforated aluminum plate is set to Qmin, which is calculated by the following formula:
①（/>），
②（/>），
③，
S1-Sn are respectively the components of the opening area of the decorative ceiling: such as S1 side smoke outlet, S2 equipment with window hole and S3 ceiling aluminum plate perforation area,
qmin is the minimum penetration rate of the smallpox,
s is the total area of the whole ceiling,
the S window is the calculated opening area of the smoke exhaust window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311059401.XA CN116815985B (en) | 2023-08-22 | 2023-08-22 | Decorative ceiling capable of discharging smoke and reducing noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311059401.XA CN116815985B (en) | 2023-08-22 | 2023-08-22 | Decorative ceiling capable of discharging smoke and reducing noise |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116815985A true CN116815985A (en) | 2023-09-29 |
| CN116815985B CN116815985B (en) | 2024-04-05 |
Family
ID=88120513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311059401.XA Active CN116815985B (en) | 2023-08-22 | 2023-08-22 | Decorative ceiling capable of discharging smoke and reducing noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116815985B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206205324U (en) * | 2016-08-29 | 2017-05-31 | 江苏标榜装饰新材料股份有限公司 | Rectangle embedded and hung steelframe sound-absorbing furred ceiling |
| CN111424855A (en) * | 2020-05-09 | 2020-07-17 | 东北大学 | Multifunctional variable sound absorption partition |
| CN213204651U (en) * | 2020-08-07 | 2021-05-14 | 中国建筑第二工程局有限公司 | Sound insulation and absorption ceiling |
| CN213926995U (en) * | 2020-10-12 | 2021-08-10 | 中安绿创（北京）职业卫生建设工程设计研究院有限公司 | Vibration isolation and sound absorption sound insulation ceiling |
| CN115977300A (en) * | 2023-03-16 | 2023-04-18 | 北京建工集团有限责任公司 | Noise-reducing decorative ceiling and installation method thereof |
| CN218952558U (en) * | 2022-12-12 | 2023-05-02 | 天津市水务规划勘测设计有限公司 | Novel indoor sound absorption suspended ceiling system of building |
| CN116290493A (en) * | 2023-04-06 | 2023-06-23 | 北京建工集团有限责任公司 | Noise reduction decorative wall of non-woven fabric composite perforated aluminum plate |
| CN116498003A (en) * | 2023-04-27 | 2023-07-28 | 北京建院装饰工程设计有限公司 | Integrated system of suspended ceiling assembly structure |
-
2023
- 2023-08-22 CN CN202311059401.XA patent/CN116815985B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206205324U (en) * | 2016-08-29 | 2017-05-31 | 江苏标榜装饰新材料股份有限公司 | Rectangle embedded and hung steelframe sound-absorbing furred ceiling |
| CN111424855A (en) * | 2020-05-09 | 2020-07-17 | 东北大学 | Multifunctional variable sound absorption partition |
| CN213204651U (en) * | 2020-08-07 | 2021-05-14 | 中国建筑第二工程局有限公司 | Sound insulation and absorption ceiling |
| CN213926995U (en) * | 2020-10-12 | 2021-08-10 | 中安绿创（北京）职业卫生建设工程设计研究院有限公司 | Vibration isolation and sound absorption sound insulation ceiling |
| CN218952558U (en) * | 2022-12-12 | 2023-05-02 | 天津市水务规划勘测设计有限公司 | Novel indoor sound absorption suspended ceiling system of building |
| CN115977300A (en) * | 2023-03-16 | 2023-04-18 | 北京建工集团有限责任公司 | Noise-reducing decorative ceiling and installation method thereof |
| CN116290493A (en) * | 2023-04-06 | 2023-06-23 | 北京建工集团有限责任公司 | Noise reduction decorative wall of non-woven fabric composite perforated aluminum plate |
| CN116498003A (en) * | 2023-04-27 | 2023-07-28 | 北京建院装饰工程设计有限公司 | Integrated system of suspended ceiling assembly structure |
Non-Patent Citations (1)
| Title |
|---|
| 梁海娟;: "铝合金穿孔吊顶板的吸声性能研究", 世界有色金属, no. 19, pages 71 - 72 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116815985B (en) | 2024-04-05 |
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