CN213509001U - Sound insulation and absorption body and device of main power house of gas turbine power plant - Google Patents
Sound insulation and absorption body and device of main power house of gas turbine power plant Download PDFInfo
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- CN213509001U CN213509001U CN202021328940.0U CN202021328940U CN213509001U CN 213509001 U CN213509001 U CN 213509001U CN 202021328940 U CN202021328940 U CN 202021328940U CN 213509001 U CN213509001 U CN 213509001U
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- 238000009413 insulation Methods 0.000 title claims abstract description 101
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 74
- 239000006096 absorbing agent Substances 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 230000036541 health Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 229920002620 polyvinyl fluoride Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a sound insulation and absorption body and device of gas turbine power plant main building has solved the great problem of gas turbine power plant main building noise among the prior art, has the beneficial effect of noise sound noise reduction and reverberation, and concrete scheme is as follows: the utility model provides a gas turbine power plant main building's sound insulation sound absorber, includes the sound insulation layer, and the both sides on sound insulation layer set up the sound absorption layer respectively, and the sound absorption layer sets up the fixed bed that is used for fixed sound absorption layer for the opposite side on sound insulation layer, and the fixed bed has a plurality of trompils, and the fixed bed interconnect of sound insulation layer both sides or the fixed bed of sound insulation layer both sides are connected with the sound insulation layer respectively.
Description
Technical Field
The utility model belongs to the technical field of the industry noise elimination technique of making an uproar of falling and specifically relates to a gas turbine power plant main building's sound insulation sound absorber and device.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The regional main body equipment (gas turbine, steam turbine and generator) of main building of gas turbine power plant can produce higher noise, a plurality of auxiliary assembly also can produce the noise of different degrees in addition, make noise can reach 90 ~ 95dB (A) in the main building of gas turbine power plant, it is higher even, and have staff in the main building, the unanimous higher noise that lasts can produce certain influence to staff health in the main building, be in the main building for a long time, can arouse staff's hearing decline. The inventor finds that with the attention on occupational health in recent years, the noise problem in the main power house of the gas turbine power plant is relieved to a certain extent, but the noise in most main power houses is still high, and due to more equipment in the main power house, certain reverberant sound can be generated, and the noise and the reverberant sound are not substantially controlled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a noise level can be reduced in the sound insulation sound absorber of gas turbine power plant main building, plays certain effect to guarantee staff's health.
In order to achieve the above purpose, the present invention is realized by the following technical solution:
the utility model provides a gas turbine power plant main building's sound insulation sound absorber, including the sound insulation layer, the both sides on sound insulation layer set up the sound absorption layer respectively, the sound absorption layer sets up the fixed bed that is used for fixed sound absorption layer for the opposite side on sound insulation layer, the fixed bed has a plurality of trompils, the fixed bed interconnect of sound insulation layer both sides or the fixed bed of sound insulation layer both sides are connected with the sound insulation layer respectively, play the effect of fixed sound absorption layer through the fixed bed, and the fixed bed sets up the trompil and is used for sound wave transmission to sound absorption layer, and the sound absorption layer of both sides not only is used for absorbing the noise that the noise source produced, and be.
According to the sound insulation and absorption body of the main building of the gas turbine power plant, in order to fix the sound absorption layer, the peripheral sides of the fixed layer are provided with the connecting pieces, and the connecting pieces are connected with the two sides of the fixed layer or the connecting pieces which are connected with the fixed layer and the sound insulation layer.
According to the sound insulation and absorption body of the main workshop of the gas turbine power plant, the connecting piece is connected with the sound insulation layer in a welding or riveting mode.
According to the sound insulation and absorption body of the main power house of the gas turbine power plant, the fixing layer is a metal plate provided with a plurality of openings.
According to the sound insulation and absorption body of the main workshop of the gas turbine power plant, the sound insulation layer is a steel plate with a set thickness, and the steel plate has the set thickness so as to effectively insulate sound.
According to the sound insulation and absorption body of the main workshop of the gas turbine power plant, the outer surface of the sound absorption layer is wrapped with the protective film, and the protective film is used for preventing materials of the sound absorption layer from scattering into the external environment.
According to the sound insulation and absorption body of the main workshop of the gas turbine power plant, in order to ensure the stability of the sound insulation and absorption body, the sound insulation and absorption body is fixed with the ground through the fastening piece;
or the two sides of the sound insulation and absorption body are respectively fixed on the ground through the bracket.
In a second aspect, the utility model also provides a sound insulation and absorption device of the main building of gas turbine power plant, include a sound insulation and absorption body of the main building of gas turbine power plant.
According to the sound insulation and absorption device for the main building of the gas turbine power plant, two adjacent sound insulation and absorption bodies of the main building of the gas turbine power plant are connected or arranged at a set distance at intervals.
As above a sound insulation and absorption device of main building of gas turbine power plant, a sound insulation and absorption body of main building of gas turbine power plant is fixed in between noise source and staff or patrols and examines the both sides of road, in order to guarantee the noise reduction effect, reduces the damage healthy to the staff, and a sound insulation and absorption body of main building of gas turbine power plant is higher than the noise source and \ or staff sets up.
According to the sound insulation and absorption device for the main building of the gas turbine power plant, the distance between the sound insulation and absorption body of the main building of the gas turbine power plant and a noise generation source or the outer wall of the main building is more than or equal to 1 m.
Above-mentioned the utility model has the advantages as follows:
1) the utility model discloses to the complicated noise condition of producing in the gas turbine power plant main building, all set up the sound absorbing layer in the both sides on sound insulation layer, not only can effectively reduce the noise that equipment produced, can also reduce the reverberant sound in the main building, reach good noise reduction effect, effectively reduce the influence that the noise is healthy to the staff.
2) The utility model discloses a setting up of sound insulating layer effectively blocks the noise and the reverberation of both sides, plays better sound insulation effect.
3) The utility model discloses a sound-absorbing layer's setting effectively will absorb through the sound wave of fixed plate trompil transmission, turns into heat energy with noise energy, plays better sound absorption effect.
4) The utility model discloses a setting of fixed bed can effectively fix the acoustic absorption layer, guarantees setting up reliability and stability of sound insulation sound absorber.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a sectional view of a sound insulation and absorption body of a main building of a gas turbine power plant according to one or more embodiments of the present invention.
In the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the schematic is shown only schematically.
Wherein: 1. the sound-absorbing layer comprises a first fixed layer, 2 a first sound-absorbing layer, 3 a sound-insulating layer, 4 a second sound-absorbing layer and 5 a second fixed layer.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "upper", "lower", "left" and "right" in the present application, if any, merely indicate correspondence with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the present invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Just as the background art introduces, there is the great problem of gas turbine power plant main building noise among the prior art, in order to solve above technical problem, the utility model provides a sound insulation sound absorber and device of gas turbine power plant main building.
Example one
The utility model discloses an among the typical embodiment, refer to fig. 1 and show, a gas turbine power plant main building's sound insulation sound absorber, including sound insulation layer 3, sound insulation layer 3 selects the steel sheet, consider the reverberant sound in the main building, the both sides of steel sheet are the sound absorbing layer, be first sound absorbing layer 2 and second sound absorbing layer 4 respectively, the effect of sound absorbing layer is with noise energy transformation heat energy, can effectively absorb the noise of steel sheet both sides, reduce the noise and the reverberant sound that equipment produced in the main building, sound absorbing layer outer surface parcel has the protecting film, in the external environment is scattered to the material for preventing the sound absorbing layer.
And the fixed bed that is used for fixed sound absorbing layer is set up for the opposite side of steel sheet at the sound absorbing layer, and what set up like this first sound absorbing layer 2 one side is first fixed bed 1, and what set up of one side of second sound absorbing layer 4 is second fixed bed 5, and the fixed bed is used for fixing the sound absorbing layer from the outside, and the fixed bed is opened has a plurality of trompils for transmit the sound wave to the sound absorbing layer.
The fixed layer is metal perforated plate, and the both sides fixed layer is connected, and perhaps the fixed layer is connected with the steel sheet on sound insulation layer with fixed sound absorbing layer, specifically, in some examples, the week side on fixed layer sets up the connecting piece, and connecting piece one end is connected with the fixed layer, and the other end is connected with the steel sheet, and accessible welding or riveting are connected, and the connecting piece can be many metal connecting strip, and the interval sets for the distance setting each other for the connecting strip.
Or in other examples, the fixing layers on the two sides are connected through a connecting piece on the peripheral side, and the middle part of the connecting piece can be connected with a steel plate in a welding or riveting mode.
The sound insulation sound absorber sets up in ground, and the sound insulation sound absorber passes through the fastener and fixes with ground, specifically, sound insulation sound absorber bottom both sides set up the L template respectively in the outside of both sides fixed bed promptly, and L template one side passes through the fastener with the sound insulation sound absorber and fixes or welded fastening, and the opposite side passes through the fastener with ground and fixes, and the fastener can be bolt and nut.
Or the supports are respectively arranged on the two sides of the sound insulation and sound absorption body, the contact area between the sound insulation and sound absorption body and the ground is increased through the supports, the stability of the sound insulation and sound absorption body can be guaranteed, and the sound insulation and sound absorption body does not need to be fastened and connected with the ground under the condition.
Further, the steel plate is used as the center, the two sides are of symmetrical structures, the structures of the two sides are the same, the thickness of the steel plate is larger than or equal to 1mm, and the sound insulation effect is guaranteed.
Fireproof sound absorption rock wool or other sound absorption materials are selected as the sound absorption layer, and the thickness of the sound absorption layer is more than or equal to 80mm, so that noise is effectively absorbed.
The protective film is a polyvinyl fluoride film and plays a role in protecting the sound absorption layer, and the thickness of the protective film is less than or equal to 0.03 mm.
Example two
The embodiment discloses a sound insulation and absorption device of a main building of a gas turbine power plant, including a plurality of embodiments one sound insulation and absorption body, each sound insulation and absorption body is fixed in ground, and sets up in the both sides of noise source and staff or patrol and examine the road, and a plurality of sound insulation and absorption bodies evenly arrange in the position department that needs arrange, and a plurality of sound insulation and absorption body interconnect, perhaps the interval sets for the distance setting, and the sound insulation and absorption body is higher than the noise source and \ or the staff setting.
The side parts of part of the sound insulation and absorption bodies are provided with bulges or grooves, and the bulges and the grooves are matched, so that the two sound insulation and absorption bodies can be conveniently clamped and then can be connected by welding; or the two sound insulation sound absorbers are connected through a connecting plate, and two sides of the connecting plate are respectively and independently connected with the two sound insulation sound absorbers through bolts.
In consideration of economic cost and maximum reduction of noise, the total area of the sound insulation and absorption bodies is greater than or equal to 1/4 of the sum of the areas of the wall and the ceiling of the main factory building.
During the use, place the sound insulation sound absorber in between noise source and staff or patrol and examine the both sides of position, in order to guarantee the effect of making an uproar that separates, the sound insulation sound absorber and the distance more than or equal to 1m that produces between noise source or the main building outer wall. The sound insulation sound absorber can reduce the noise which directly reaches workers from a noise source, can also reduce the reverberant sound in a main plant, and achieves a good noise reduction effect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. The utility model provides a gas turbine power plant main building's sound insulation sound absorber, its characterized in that, including the sound insulation layer, the both sides on sound insulation layer set up the sound absorbing layer respectively, and the sound absorbing layer sets up the fixed bed that is used for fixed sound absorbing layer for the opposite side on sound insulation layer, and the fixed bed has a plurality of trompils, and the fixed bed interconnect of sound insulation layer both sides or the fixed bed of sound insulation layer both sides are connected with the sound insulation layer respectively.
2. The sound insulation and absorption body of the main building of the gas turbine power plant according to claim 1, wherein a connecting piece is arranged on the periphery of the fixed layer, and the connecting piece is connected with the fixed layer or the connecting piece on two sides to connect the fixed layer with the sound insulation layer.
3. The sound insulation and absorption body of the main building of the gas turbine power plant according to claim 2, wherein the connecting piece is connected with the sound insulation layer in a welding or riveting mode.
4. The sound insulation and absorption body for the main plant of the gas turbine power plant as claimed in claim 1, wherein the fixing layer is a metal plate provided with a plurality of openings;
the sound insulation layer is a steel plate with a set thickness.
5. The sound insulation and absorption body of the main factory building of the gas turbine power plant as claimed in claim 1, wherein the outer surface of the sound absorption layer is wrapped with a protective film.
6. The sound insulation and absorption body of the main factory building of the gas turbine power plant as claimed in claim 1, wherein the sound insulation and absorption body is fixed with the ground through a fastener.
7. The sound insulation and absorption body of the main power house of the gas turbine power plant as claimed in claim 1, wherein two sides of the sound insulation and absorption body are respectively fixed on the ground through brackets.
8. A sound insulation and absorption device of a main building of a gas turbine power plant is characterized by comprising the sound insulation and absorption body of the main building of the gas turbine power plant, which is disclosed by any one of claims 1 to 7.
9. The sound insulation and absorption device for the main building of the gas turbine power plant according to claim 8, wherein two adjacent sound insulation and absorption bodies of the main building of the gas turbine power plant are connected.
10. The sound insulation and absorption device for the main building of the gas turbine power plant according to claim 8, wherein two adjacent sound insulation and absorption bodies of the main building of the gas turbine power plant are arranged at a set distance.
11. The sound insulation and absorption device for the main building of the gas turbine power plant according to claim 8, wherein the sound insulation and absorption body of the main building of the gas turbine power plant is fixed between a noise source and workers or arranged on two sides of a patrol road, and the sound insulation and absorption body of the main building of the gas turbine power plant is higher than the noise source and/or arranged by the workers.
12. The sound insulation and absorption device for the main building of the gas turbine power plant as claimed in claim 8, wherein the distance between the sound insulation and absorption body of the main building of the gas turbine power plant and a noise generation source or an outer wall of the main building is greater than or equal to 1 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021328940.0U CN213509001U (en) | 2020-07-08 | 2020-07-08 | Sound insulation and absorption body and device of main power house of gas turbine power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021328940.0U CN213509001U (en) | 2020-07-08 | 2020-07-08 | Sound insulation and absorption body and device of main power house of gas turbine power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213509001U true CN213509001U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021328940.0U Active CN213509001U (en) | 2020-07-08 | 2020-07-08 | Sound insulation and absorption body and device of main power house of gas turbine power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213509001U (en) |
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- 2020-07-08 CN CN202021328940.0U patent/CN213509001U/en active Active
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