CN215330792U - Sound absorption device for glass curtain wall enclosure room - Google Patents
Sound absorption device for glass curtain wall enclosure room Download PDFInfo
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- CN215330792U CN215330792U CN202121530969.1U CN202121530969U CN215330792U CN 215330792 U CN215330792 U CN 215330792U CN 202121530969 U CN202121530969 U CN 202121530969U CN 215330792 U CN215330792 U CN 215330792U
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- sound absorption
- film
- absorption device
- high frequency
- frequency sound
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 76
- 239000011521 glass Substances 0.000 title claims abstract description 23
- 238000001179 sorption measurement Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 39
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 4
- 229920000877 Melamine resin Polymers 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000010408 film Substances 0.000 description 30
- 239000000463 material Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a sound absorption device for a glass curtain wall enclosure room, which comprises an adsorption device, a bottom plate, a left middle-high frequency sound absorption device, a right middle-high frequency sound absorption device and a middle-low frequency sound absorption device, wherein the adsorption device is fixed at the lower end of the bottom plate, the left middle-high frequency sound absorption device and the right middle-high frequency sound absorption device are symmetrically arranged on two sides of the upper end of the bottom plate, and the middle-low frequency sound absorption device is arranged between the left middle-high frequency sound absorption device and the right middle-high frequency sound absorption device and is fixedly arranged above the bottom plate.
Description
Technical Field
The utility model relates to a sound absorption device, in particular to a sound absorption device for a room enclosed by glass curtain walls.
Background
In buildings such as modern public office buildings and the like, a large number of independent isolated rooms exist for office work, conference, communication, audio and video production and other purposes; for reasons of clarity, public vision, and the like, and for energy savings through the rational utilization of public area lighting, these independently insulated rooms have in recent years been preferred to use glass curtain wall enclosures as the primary components and members of their insulation. For different purposes of a room, the optimal indoor reverberation time is different, but the enclosure of the glass curtain wall is made of rigid materials, the surface sound absorption coefficient of the enclosure is extremely small, the use of large-area materials can cause serious indoor sound reflection and longer reverberation time, so that various acoustic purposes of the enclosure can be influenced, sound absorption performance of each frequency band of the enclosure can be improved by additionally arranging sound absorption materials or structures, the original state can be restored at any time in the use of other functions, and the original transparent visual effect is not influenced as much as possible in the use process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sound absorption device for a room enclosed by a glass curtain wall, which solves the problems in the background technology and adopts the following technical scheme:
the utility model provides a sound absorbing device for glass curtain wall encloses fender room, includes adsorption equipment, bottom plate, left middle and high frequency sound absorbing device, right middle and high frequency sound absorbing device and middle and low frequency sound absorbing device, adsorption equipment fixes the lower extreme at the bottom plate, left middle and high frequency sound absorbing device and right middle and high frequency sound absorbing device are installed to the upper end bilateral symmetry of bottom plate, middle and low frequency sound absorbing device sets up between left middle and high frequency sound absorbing device and right middle and high frequency sound absorbing device and fixed mounting in the bottom plate top.
Further, the adsorption device comprises a first sucker and a second sucker which are symmetrically arranged below the bottom plate.
Furthermore, the bottom plate adopts acrylic plate, PC board or organic glass.
Further, the sound absorbing device of middle and high frequency in a left side with the sound absorbing device of middle and high frequency in the right side structure is the same, all includes outside perforation panel and light sound absorbing layer, light sound absorbing layer fixes the internal surface of outside perforation panel.
Further, the thickness of the external perforated panel is 0.5-0.7mm, a plastic plate or a thin metal sheet is adopted, and the perforation rate of the external perforated panel is more than 40%.
Furthermore, the light sound absorption layer is made of melamine foam.
Furthermore, the middle and low frequency sound absorption device comprises a sealing frame, a first film and a second film, the sealing frame is fixed above the bottom plate, the first film is fixed in the middle of the sealing frame, the second film is fixed at the top of the sealing frame, the bottom plate, the sealing frame and the first film enclose a first sealing cavity, and the sealing frame, the first film and the second film enclose a second sealing cavity.
Furthermore, the sealing frame is made of an acrylic plate or a plastic plate, and the thickness of the sealing frame is less than or equal to 1 mm.
Furthermore, the first film and the second film have the same structure, the thickness of the first film and the second film is less than or equal to 0.1mm, and the first film and the second film are made of selected polyethylene or polypropylene.
Compared with the prior art, the utility model has the beneficial effects that:
the middle-high frequency noise absorption device and the middle-high frequency noise absorption device are used for absorbing middle-high frequency noise, and when sound energy is incident to the surfaces of the first sealed cavity and the second sealed cavity, the closed air of the first sealed cavity and the second sealed cavity is excited to resonate through the middle-low frequency noise absorption device, so that the absorption of the middle-low frequency noise is formed, and meanwhile, the light transmission of the structure is kept; the sound absorption device absorbs sound energy of medium and low frequencies, the number of the sound absorption devices is selected according to the indoor volume, the size of a rigid boundary and the required reverberation time length, and the position of the sound absorption device is selected according to the required light transmission position. The sound absorption device has the characteristics of light weight, easiness in installation and disassembly, wide sound absorption frequency band, large light transmission area, convenience in cleaning and the like.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a structural diagram of the base plate of the present invention;
in the drawing, 1, a first sucker; 2. a second suction cup; 3. a base plate; 4. a sealing frame, 5. an outer perforated panel; 6. a light sound absorbing layer; 7. a first film; 8. a second film.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The sound absorption device for the glass curtain wall enclosure room shown in fig. 1 comprises an adsorption device, a bottom plate 3, a left middle-high frequency sound absorption device, a right middle-high frequency sound absorption device and a middle-low frequency sound absorption device.
Adsorption equipment fixes the lower extreme at bottom plate 3, adsorption equipment includes first sucking disc 1 and second sucking disc 2, and the two symmetry fixed mounting is in the below of bottom plate 3, through first sucking disc 1 with second sucking disc 2, adsorb sound absorbing device on the glass surface or other rigidity smooth surfaces like gypsum board light partition wall etc..
As shown in fig. 2, the bottom plate 3 is made of a transparent light material, which may be acrylic plate, PC plate or organic glass, and the thickness of the bottom plate 3 is 3-5mm, and the size is 400mm x 300 mm.
The top bilateral symmetry of bottom plate 3 installs middle and high frequency sound absorbing device in a left side and middle and high frequency sound absorbing device in the right side, middle and high frequency sound absorbing device in a left side with middle and high frequency sound absorbing device in the right side structure is the same, all includes outside perforated panel 5 and light sound absorbing layer 6, light sound absorbing layer 6 is fixed the internal surface of outside perforated panel 5, outside perforated panel 5 is fixed the top of bottom plate 3.
The external perforated panel 5 is processed into a sealing body with an opening at the bottom and a hollow interior, the overall shape of the sealing body is conical, the top of the sealing body is provided with a radian, and further, the bottom of the sealing body is 100mm by 300mm, and the overall height of the sealing body is 150 mm.
Further, the thickness of the external perforated panel 5 is 0.5-0.7mm, and the external perforated panel 5 is made of a thin light material, the external perforated panel 5 is made of a plastic plate or a thin metal sheet, and meanwhile, the perforation rate of the external perforated panel 5 is greater than 40%, so that the internal light sound absorption layer 6 is protected, and meanwhile, the sound absorption effect is not influenced.
The light sound absorption layer 6 is made of light open-cell foam sound absorption materials (non-fiber materials), in the embodiment, the light sound absorption layer 6 is made of melamine foam to absorb medium-high frequency sound energy (above a 1000Hz frequency band); the vertical structure also reduces the area of the opaque portion of the sound absorber.
The middle and low frequency sound absorption device is arranged between the left middle and high frequency sound absorption device and the right middle and high frequency sound absorption device and is fixedly arranged above the bottom plate 3.
The middle-low frequency sound absorption device comprises a sealing frame 4, a first film 7 and a second film 8, wherein the sealing frame 4 is formed by splicing four support plates which are connected end to end, and is fixed above the bottom plate 3, the sealing frame 4 is made of transparent light material, further, the sealing frame 4 adopts an acrylic plate or a plastic plate, the thickness is less than or equal to 1mm, the height is 100mm, the bottom size is 200mm x 300mm, the first film 7 is fixed in the middle of the sealing frame 4, in this embodiment, the first film 7 is fixed at a position 70mm away from the bottom of the sealing frame 4, the second film 8 is fixed on the top of the sealing frame 4, the first film 7 and the second film 8 have the same structure, the thickness of the first film and the second film is less than or equal to 0.1mm, and a light transparent film with tension is adopted, and further, the materials of the first film 7 and the second film 8 are selected from polyethylene or polypropylene.
Further, the bottom plate 3, the sealing frame 4 and the first film 7 enclose a first sealing cavity, the over-sealing frame 4, the first film 7 and the second film 8 enclose a second sealing cavity, and through the arrangement of the first sealing cavity and the second sealing cavity, when sound energy is incident to the surface of the structure, a mass-spring system of the structure forms resonance to absorb sound energy at medium and low frequencies, the effective sound absorption frequency band of the structure is within the range of 125 and 1000Hz, and when the structure is used, light can well pass through the structure, and the structure is convenient to clean.
The working principle is that the sound absorption device can be arranged on the surface of glass (or other rigid flat surfaces such as gypsum board light partition walls and the like) through the adsorption device at the bottom and can be taken down in the same way when not in use; the sound absorption device comprises two parts of sound absorption structures, wherein one part is a left middle-high frequency sound absorption device and a right middle-high frequency sound absorption device which are positioned on two sides of the upper part of the bottom plate 3 and are protruded, and the other part is a middle-low frequency sound absorption device with a light-transmitting middle; for the left middle-high frequency sound absorption device and the right middle-high frequency sound absorption device, the sound absorption device consists of an external perforated panel and an internal foaming open-cell light sound absorption layer 6; for the middle and low frequency sound absorption device, the middle and low frequency sound absorption device consists of a closed frame with four fixed sides and two layers of a first thin film 7 and a second thin film 8 which are tightened, when closed air wrapped by a first cavity and a second cavity is excited to resonate, the absorption of middle and low frequency noise is formed, and meanwhile, the light transmission of the structure is kept; when the sound absorption device is used, the number of the sound absorption devices is selected according to the indoor volume, the size of the rigid boundary and the required reverberation time length, and the position of the sound absorption device is selected according to the position of required light transmission. The sound absorption device has the characteristics of light weight, easiness in installation and disassembly, wide sound absorption frequency band, large light transmission area, convenience in cleaning and the like.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.
Claims (9)
1. The utility model provides a sound absorbing device that is used for glass curtain wall to enclose fender room which characterized in that: the sound absorption device comprises an adsorption device, a bottom plate, a left middle-high frequency sound absorption device, a right middle-high frequency sound absorption device and a middle-low frequency sound absorption device, wherein the adsorption device is fixed at the lower end of the bottom plate, the left middle-high frequency sound absorption device and the right middle-high frequency sound absorption device are symmetrically installed on two sides of the upper end of the bottom plate, and the middle-low frequency sound absorption device is arranged between the left middle-high frequency sound absorption device and the right middle-high frequency sound absorption device and is fixedly installed above the bottom plate.
2. The sound-absorbing device for a glass curtain wall enclosure room as claimed in claim 1, wherein: the adsorption device comprises a first sucker and a second sucker which are symmetrically arranged below the bottom plate.
3. The sound-absorbing device for a glass curtain wall enclosure room as claimed in claim 2, wherein: the bottom plate adopts acrylic plate, PC board or organic glass.
4. The sound-absorbing device for a glass curtain wall enclosure room as claimed in claim 1, wherein: the sound absorption device is characterized in that the left middle-high frequency sound absorption device and the right middle-high frequency sound absorption device are identical in structure and respectively comprise an external perforated panel and a light sound absorption layer, and the light sound absorption layer is fixed on the inner surface of the external perforated panel.
5. The sound-absorbing device for a glass curtain wall enclosure room as claimed in claim 4, wherein: the thickness of the external perforated panel is 0.5-0.7mm, the external perforated panel is made of a plastic plate or a thin metal sheet, and the perforation rate of the external perforated panel is more than 40%.
6. The sound-absorbing device for a glass curtain wall enclosure room as claimed in claim 4, wherein: the light sound absorption layer is made of melamine foam.
7. The sound-absorbing device for a glass curtain wall enclosure room as claimed in claim 1, wherein: the middle and low frequency sound absorption device comprises a sealing frame, a first film and a second film, wherein the sealing frame is fixed above the bottom plate, the first film is fixed in the middle of the sealing frame, the second film is fixed at the top of the sealing frame, the bottom plate, the sealing frame and the first film enclose a first sealing cavity, and the sealing frame, the first film and the second film enclose a second sealing cavity.
8. The sound-absorbing device for a glass curtain wall enclosure of a room as claimed in claim 7, wherein: the sealing frame is made of an acrylic plate or a plastic plate, and the thickness of the sealing frame is less than or equal to 1 mm.
9. The sound-absorbing device for a glass curtain wall enclosure of a room as claimed in claim 7, wherein: the first film and the second film are identical in structure, the thickness of the first film and the second film is less than or equal to 0.1mm, and the first film and the second film are made of polyethylene or polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121530969.1U CN215330792U (en) | 2021-07-06 | 2021-07-06 | Sound absorption device for glass curtain wall enclosure room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121530969.1U CN215330792U (en) | 2021-07-06 | 2021-07-06 | Sound absorption device for glass curtain wall enclosure room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215330792U true CN215330792U (en) | 2021-12-28 |
Family
ID=79565252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121530969.1U Active CN215330792U (en) | 2021-07-06 | 2021-07-06 | Sound absorption device for glass curtain wall enclosure room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215330792U (en) |
-
2021
- 2021-07-06 CN CN202121530969.1U patent/CN215330792U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 411, 4th floor, building 4, No.44, Middle North Third Ring Road, Haidian District, Beijing 100088 Patentee after: Beijing Qingshu Intelligent Technology Co.,Ltd. Address before: 411, 4th floor, building 4, No.44, Middle North Third Ring Road, Haidian District, Beijing 100088 Patentee before: BEIJING AISHU WISDOM TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |