CN211851549U - Observation chamber for reducing high and low frequency noise - Google Patents
Observation chamber for reducing high and low frequency noise Download PDFInfo
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- CN211851549U CN211851549U CN202020452196.9U CN202020452196U CN211851549U CN 211851549 U CN211851549 U CN 211851549U CN 202020452196 U CN202020452196 U CN 202020452196U CN 211851549 U CN211851549 U CN 211851549U
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Abstract
The utility model discloses an observation room for reducing high and low frequency noise, which comprises at least three walls; the wall bodies are sequentially connected to form a closed room, and a top cover is arranged above the room; at least one wall is provided with a door; the structure of any one of the wall body, the top cover or the door is formed by compounding a metal plate, damping paste, a sound insulation felt, a synthetic plate, sound absorption and insulation cotton, glass fiber cloth and a metal perforated sound absorption plate from outside to inside in sequence; at least one wall is provided with an observation window, and the observation window is composed of at least one group of window components; at least one wall is provided with a ventilation silencer; and the floor of the room is provided with a sound control layer. Compared with the prior art, the beneficial effects of the utility model are that: the influence of high and low frequency noise on the observation room can be effectively reduced.
Description
Technical Field
The utility model belongs to the building field, especially an observation room for reducing high low frequency noise.
Background
The noise of production facility is often very big in the industrial workshop, very influences the normal rest of workman in the workshop, and the sound insulation effect that general observation room played is general, and the effect that plays to high low frequency noise is not very ideal.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome above-mentioned not enough, designed an observation room for reducing high low frequency noise, solved the unsatisfactory problem of current workshop observation room to high low frequency noise's syllable-dividing effect.
In order to achieve the above object, the present invention provides the following technical solutions:
an observation room for reducing high and low frequency noise comprises at least three walls;
the wall bodies are sequentially connected to form a closed room, and a top cover is arranged above the room; at least one wall is provided with a door;
the structure of any one of the wall body, the top cover or the door is formed by compounding a metal plate, damping paste, a sound insulation felt, a synthetic plate, sound absorption and insulation cotton, glass fiber cloth and a metal perforated sound absorption plate from outside to inside in sequence;
an observation window is arranged on at least one wall body, the observation window is composed of at least one group of window components, the glass of the window components is sequentially arranged into outer layer glass, middle layer glass and inner layer glass, the outer layer glass and the inner layer glass are arranged perpendicular to the horizontal plane, and the middle layer glass is arranged inclined to the horizontal plane;
at least one wall is provided with a ventilation silencer;
and the floor of the room is provided with a sound control layer.
Preferably, the sound control layer is at least one of a sound insulation shockproof pad, a sound insulation felt and a composite board;
the composite board comprises two layers of plywood, and any one or the combination of more than two of gypsum, fiber, quartz sand and cement is filled between the two layers of plywood.
Preferably, a transparent window or the observation window is arranged on the door.
Preferably, the top cover is provided with the ventilation silencer.
Preferably, the included angle between the middle layer glass and the outer layer glass is 1-5 degrees.
Preferably, the distance between the outer layer glass and the inner layer glass is 20 mm-60 mm.
Preferably, the outer layer glass, the middle layer glass and the inner layer glass are made of any one of tempered glass, a PC transparent plate and common glass.
Preferably, a vacuum state is set between the outer layer glass and the middle layer glass and between the middle layer glass and the inner layer glass.
Preferably, the outer layer glass and the inner layer glass are both made of two layers of glass through clinging and compounding.
Preferably, the thickness of any one of the two layers of glass is greater than or less than the thickness of the other layer of glass. Compared with the prior art, the beneficial effects of the utility model are that: the influence of high and low frequency noise on the observation room can be effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of an observation room for reducing high and low frequency noise according to the present invention.
Fig. 2 is a schematic structural diagram of a window assembly of an observation room for reducing high and low frequency noise according to the present invention.
Fig. 3 is a schematic structural view of a double-layer window assembly of an observation room for reducing high and low frequency noise according to the present invention.
In the figure: 1-wall body, 2-top cover, 3-door, 4-observation window, 5-outer layer glass, 6-middle layer glass, 7-inner layer glass, 8-ventilation silencer and 9-sound control layer.
Detailed Description
As shown in fig. 1 and fig. 2, the utility model provides a technical solution:
an observation room for reducing high and low frequency noise comprises four wall bodies 1;
the wall bodies 1 are sequentially connected to form a closed room, and a top cover 2 is arranged above the room; at least one wall body 1 is provided with a door 3;
the structure of any wall body 1, the top cover 2 or the door 3 is formed by compounding a metal plate, damping paste, a sound insulation felt, a synthetic plate, sound absorption and insulation cotton, glass fiber cloth and a metal perforated sound absorption plate from outside to inside in sequence;
an observation window 4 is arranged on at least one wall body 1, the observation window 4 is composed of at least one group of window components, the glass of the window components is sequentially arranged into outer layer glass 5, middle layer glass 6 and inner layer glass 7, the outer layer glass 5 and the inner layer glass 7 are arranged vertical to the horizontal plane, and the middle layer glass 6 is arranged inclined to the horizontal plane;
at least one wall body 1 is provided with a ventilation silencer 8;
the floor of the room is provided with a sound control layer 9.
Preferably, the sound control layer 9 is at least one of a sound insulation shock pad, a sound insulation felt and a composite board;
the synthetic board comprises two layers of plywood, and any one or the combination of more than two of gypsum, fiber, quartz sand and cement is filled between the two layers of plywood in any proportion.
Preferably, a transparent window or viewing window 4 is provided in the door 3.
Preferably, the top cover 2 is provided with a ventilation muffler 8.
Preferably, the included angle between the middle layer glass 6 and the outer layer glass 5 is 1-5 degrees.
Preferably, the distance between the outer layer glass 5 and the inner layer glass 7 is 20 mm-60 mm.
Preferably, the outer layer glass 5, the middle layer glass 6 and the inner layer glass 7 are made of any one of tempered glass, a PC transparent plate and common glass.
Preferably, a vacuum state is set between the outer layer glass 5 and the middle layer glass 6, and between the middle layer glass 6 and the inner layer glass 7.
Preferably, the outer layer glass 5 and the inner layer glass 7 are both made of two layers of glass through clinging and compounding.
Preferably, the thickness of either of the two sheets of glass is greater or less than the thickness of the other sheet of glass.
The working principle is as follows: the wall body 1, the top cover 2 and the door 3 are all formed by compounding a metal plate, damping paste, sound insulation felt, a synthetic plate, sound absorption and insulation cotton, glass fiber cloth and a metal perforated sound absorption plate, wherein the damping paste, the sound insulation felt and the synthetic plate have good high and low frequency resistance and have better noise reduction effect after compounding, and the metal plate can be any one of an aluminum plate, a stainless steel plate and a galvanized plate or other metal materials;
at least one wall body 1 is provided with a ventilation silencer 8, which provides certain silencing and noise reducing functions for equipment such as air conditioners and the like;
on the basis of a conventional double-layer glass structure, the middle-layer glass is added to form 2 sound insulation chambers, and noise is greatly reduced through different media;
the outer layer glass 5 and the inner layer glass 7 are tightly adhered and compounded by two layers of glass, and the middle layer glass 6 is obliquely arranged, so that the resonance effect of external sound can be effectively weakened;
the vacuum state is set between the outer layer glass 5 and the middle layer glass 6 and between the middle layer glass 6 and the inner layer glass 7, so that the transmission of sound can be effectively blocked;
as shown in fig. 3, the observation window uses a two-layer window assembly structure, which further improves the sound insulation and noise reduction effects.
Claims (10)
1. An observation room for reducing high and low frequency noise, characterized by: comprises at least three walls (1);
the wall bodies (1) are sequentially connected to form a closed room, and a top cover (2) is arranged above the room; at least one wall body (1) is provided with a door (3);
the structure of any one of the wall body (1), the top cover (2) or the door (3) is formed by compounding a metal plate, damping paste, a sound insulation felt, a synthetic plate, sound absorption and insulation cotton, glass fiber cloth and a metal perforated sound absorption plate from outside to inside in sequence;
an observation window (4) is arranged on at least one wall body (1), the observation window (4) is composed of at least one group of window components, the glass of the window components is sequentially arranged into outer layer glass (5), middle layer glass (6) and inner layer glass (7), the outer layer glass (5) and the inner layer glass (7) are arranged vertical to a horizontal plane, and the middle layer glass (6) is arranged in a way of inclining to the horizontal plane;
a ventilation silencer (8) is arranged on at least one wall body (1);
the floor of the room is provided with a sound control layer (9).
2. An observation room for reducing high and low frequency noise according to claim 1, wherein: the sound control layer (9) is at least one of a sound insulation shockproof pad, a sound insulation felt and a composite board;
the composite board comprises two layers of plywood, and any one or the combination of more than two of gypsum, fiber, quartz sand and cement is filled between the two layers of plywood.
3. An observation room for reducing high and low frequency noise according to claim 1, wherein: the door (3) is provided with a transparent window or the observation window (4).
4. An observation room for reducing high and low frequency noise according to claim 1, wherein: the top cover (2) is provided with the ventilation silencer (8).
5. An observation room for reducing high and low frequency noise according to claim 1, wherein: the included angle between the middle layer glass (6) and the outer layer glass (5) is 1-5 degrees.
6. An observation room for reducing high and low frequency noise according to claim 1, wherein: the distance between the outer layer glass (5) and the inner layer glass (7) is 20 mm-60 mm.
7. An observation room for reducing high and low frequency noise according to claim 1, wherein: the outer layer glass (5), the middle layer glass (6) and the inner layer glass (7) are made of any one of toughened glass, a PC transparent plate and common glass.
8. An observation room for reducing high and low frequency noise according to claim 1, wherein: and a vacuum state is set between the outer layer glass (5) and the middle layer glass (6) and between the middle layer glass (6) and the inner layer glass (7).
9. An observation room for reducing high and low frequency noise according to claim 1, wherein: the outer layer glass (5) and the inner layer glass (7) are both made of two layers of glass through clinging and compounding.
10. An observation room for reducing high and low frequency noise according to claim 9, wherein: the thickness of any one of the two layers of glass is greater than or less than that of the other layer of glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020452196.9U CN211851549U (en) | 2020-04-01 | 2020-04-01 | Observation chamber for reducing high and low frequency noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020452196.9U CN211851549U (en) | 2020-04-01 | 2020-04-01 | Observation chamber for reducing high and low frequency noise |
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| Publication Number | Publication Date |
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| CN211851549U true CN211851549U (en) | 2020-11-03 |
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| CN202020452196.9U Active CN211851549U (en) | 2020-04-01 | 2020-04-01 | Observation chamber for reducing high and low frequency noise |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958020A (en) * | 2021-08-19 | 2022-01-21 | 江苏邦得绿建装饰有限公司 | Sound insulation house |
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2020
- 2020-04-01 CN CN202020452196.9U patent/CN211851549U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958020A (en) * | 2021-08-19 | 2022-01-21 | 江苏邦得绿建装饰有限公司 | Sound insulation house |
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