CN112942973B - Sound absorption and insulation barrier and installation method thereof - Google Patents
Sound absorption and insulation barrier and installation method thereof Download PDFInfo
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- CN112942973B CN112942973B CN202110120511.7A CN202110120511A CN112942973B CN 112942973 B CN112942973 B CN 112942973B CN 202110120511 A CN202110120511 A CN 202110120511A CN 112942973 B CN112942973 B CN 112942973B
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- 238000009413 insulation Methods 0.000 title claims abstract description 106
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 104
- 230000004888 barrier function Effects 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000009434 installation Methods 0.000 title abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 91
- 239000010959 steel Substances 0.000 claims abstract description 91
- 238000009423 ventilation Methods 0.000 claims abstract description 31
- 238000013016 damping Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000030279 gene silencing Effects 0.000 claims 4
- 230000002401 inhibitory effect Effects 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000009467 reduction Effects 0.000 abstract description 4
- 230000008030 elimination Effects 0.000 description 6
- 238000003379 elimination reaction Methods 0.000 description 6
- 238000005507 spraying Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
- E04H17/165—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames using panels with rigid filling and frame
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- 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
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/33—Arrangements for noise damping
Abstract
The invention discloses a sound absorption and insulation barrier and an installation method thereof, and relates to the technical field of sound insulation barriers. The sound absorption and insulation barrier comprises a main body member, and a ventilation window and a sound absorption and insulation plate which are supported by the main body member; the main body component comprises a plurality of I-shaped steel components arranged perpendicular to the ground, a plurality of bearing cross beams arranged perpendicular to the I-shaped steel components, and a Y-shaped component which is positioned at the top of the main body component and forms a Y shape with the I-shaped steel components; the I-shaped steel member is used for providing fixation and support for the bearing cross beam, the Y-shaped member, the ventilating window and the sound absorption and insulation plate; the bearing cross beam is fixedly arranged on the I-shaped steel member and is used for supporting the sound absorption and insulation plate fixedly arranged on the bearing cross beam; the Y-shaped component is used for providing fixation and support for the sound absorption and insulation plate arranged at the top of the main body component. The invention can improve the noise reduction effect of the sound absorption and insulation barrier, simplify the installation steps, strengthen the plugging effect and reasonably set the ventilation channel to ensure the normal heat dissipation.
Description
Technical Field
The invention relates to the technical field of sound insulation barriers, in particular to a sound absorption and insulation barrier and an installation method thereof.
Background
With the rapid development of economy in China, the demand for electricity is gradually increased while the life quality of residents is rapidly improved, and the number of transformer substations is increased more and more. Under the condition of land resource shortage, new transformer substations are closer to the active areas of people, and old transformer substations originally located in suburbs are slowly surrounded while the cities are expanded to the suburbs. The transformer substation noise problem becomes a non-negligible problem in daily life of people. The transformer substation noise not only influences daily life and rest of people, but also easily causes physiological and psychological problems of people in a long-term environment, and comprehensive control of the transformer substation noise is urgent and required. The main source of transformer substation noise is transformer noise, and transformers are mainly arranged in indoor and outdoor modes. The noise of the indoor transformer is greatly attenuated due to the obstruction of the closed wall; and the outdoor transformer is basically in a fully open or semi-closed state, so that low-frequency noise generated by the transformer can be spread far.
The existing noise reduction modification aiming at the outdoor transformer improves a transformer body from the source, and the main scheme is to build a sound absorption/insulation barrier around the transformer. However, the existing sound absorption and insulation barriers are of an upright structure, and the noise can still affect the surrounding environment after being radiated; some devices are too complicated in installation, so that the plugging effect is poor; some totally enclosed structures affect the heat dissipation of the transformer.
Disclosure of Invention
The invention aims to provide a sound absorption and insulation barrier and an installation method thereof, so that the noise reduction effect of the sound absorption and insulation barrier is improved, the installation steps are simplified, the plugging effect is enhanced, and a ventilation channel is reasonably arranged to ensure normal heat dissipation.
The embodiment of the invention provides a sound absorption and insulation barrier, which comprises: the main body component, and the ventilation window and the sound absorption and insulation board supported by the main body component; the main body component comprises a plurality of I-shaped steel components arranged perpendicular to the ground, a plurality of bearing cross beams arranged perpendicular to the I-shaped steel components, and a Y-shaped component which is positioned at the top of the main body component and forms a Y shape with the I-shaped steel components; the I-shaped steel member is used for providing fixation and support for the bearing cross beam, the Y-shaped member, the ventilating window and the sound absorption and insulation plate; the bearing cross beam is fixedly arranged on the I-shaped steel member and is used for supporting the sound absorption and insulation plate fixedly arranged on the bearing cross beam; the Y-shaped component is used for providing fixing and supporting for the sound absorption and insulation board arranged at the top of the main body component.
Preferably, a concrete casting base for fixing the body member to the ground is further included.
Preferably, the ventilation window is formed by a symmetrical louver structure, and the internal air channel is in an inverted V-shaped structure.
Preferably, the ventilation window adopts a noise elimination structure, and the noise elimination structure is filled with a noise elimination material.
Preferably, the outer part of the sound absorption and insulation plate is a stainless steel thin plate, and the inner part of the sound absorption and insulation plate comprises reinforcing ribs and a sound attenuation material.
Preferably, the side of the sound absorption and insulation plate facing to the area needing sound absorption and insulation is provided with a louvered perforated plate.
Preferably, the I-shaped steel component and the sound absorption and insulation plate are fixed through a hole-opened channel steel and a bolt; the perforated channel steel is of an Contraband-shaped structure, small holes are formed in the perforated channel steel, bolts can conveniently pass through the perforated channel steel, and the perforated channel steel is matched with the channel steel to support the sound absorption and insulation plate to be fixed.
The embodiment of the invention also provides an installation method of the sound absorption and insulation barrier, which comprises the following steps:
fixing a plurality of I-shaped steel components vertical to the ground; vertically arranging a bearing cross beam on the I-shaped steel member; arranging a ventilation window at the bottom of a main body member, attaching a damping rubber pad with the thickness of 2-3mm to the upper part of the ventilation window, and arranging a sound absorption and insulation plate above the ventilation window; mounting sound absorption and insulation plates on the fixed bearing cross beam, wherein a damping rubber pad is required to be arranged between the adjacent sound absorption and insulation plates; after all the sound absorption and insulation plates are installed, the fixed cross beam and the I-shaped steel member are vertically arranged at the top of the main body member; and installing a Y-shaped member on the fixed cross beam, and installing a plurality of sound absorption and insulation plates on the Y-shaped member.
Preferably, the fixing of a plurality of i-steel members perpendicular to the ground includes: a foundation with the depth of 1m-1.5m is dug on the ground, the bottom of the I-shaped steel member is placed in the foundation after the I-shaped steel member is erected perpendicular to the ground, and concrete is filled in the foundation.
Preferably, the method also comprises the step of performing spraying paint rust prevention treatment on all the bolts.
The technical scheme of the invention has the following beneficial technical effects:
the sound absorption and insulation barrier provided by the embodiment of the invention comprises a main body member, and a ventilation window and a sound absorption and insulation plate which are supported by the main body member; the main body component comprises a plurality of I-shaped steel components arranged perpendicular to the ground, a plurality of bearing cross beams arranged perpendicular to the I-shaped steel components, and a Y-shaped component which is positioned at the top of the main body component and forms a Y shape with the I-shaped steel components; the I-shaped steel member is used for providing fixation and support for the bearing cross beam, the Y-shaped member, the ventilating window and the sound absorption and insulation plate; the bearing cross beam is fixedly arranged on the I-shaped steel member and is used for supporting the sound absorption and insulation plate fixedly arranged on the bearing cross beam; the Y-shaped component is used for providing fixing and supporting for the sound absorption and insulation board arranged at the top of the main body component.
The Y-shaped component of the sound absorption and insulation barrier provided by the embodiment of the invention can ensure that noise is radiated and then transmitted to a high place, and reduce the influence of transformer noise on the surrounding plant boundary. The ventilation window design provided by the embodiment of the invention can reduce the influence of the sound absorption and insulation barrier on the heat dissipation of the transformer, and realizes the noise reduction transformation of the transformer under the condition of ensuring the normal heat dissipation of the transformer.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a sound absorption and insulation barrier according to an embodiment of the present invention;
fig. 2 is an enlarged schematic structural view of a sound absorption and insulation barrier according to an embodiment of the present invention, between an i-shaped steel member and a sound absorption and insulation plate;
fig. 3 is a schematic structural view of a ventilation window in the sound-absorbing and insulating barrier according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a sound absorbing and insulating plate in the sound absorbing and insulating barrier according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be understood that the step numbers used herein are for convenience of description only and are not intended as limitations on the order in which the steps are performed.
It is to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
The terms "comprises" and "comprising" indicate the presence of the described features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
The term "and/or" refers to any and all possible combinations of one or more of the associated listed items and includes such combinations.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a sound absorption and insulation barrier according to an embodiment of the present invention. The illustrated middle sound absorption and insulation barrier includes: the structure comprises a main I-shaped steel component 1, an auxiliary I-shaped steel component 2, a Y-shaped component 3, a bearing cross beam 4, a ventilating window 5 and a sound absorption and insulation plate 6.
The sound absorption and insulation barrier provided by the embodiment comprises a main body member, and a ventilation window 5 and a sound absorption and insulation plate 6 which are supported by the main body member. The main body component comprises a plurality of I-shaped steel components perpendicular to the ground, a plurality of bearing cross beams 4 perpendicular to the I-shaped steel components, and Y-shaped components 3 located at the tops of the main body components and forming Y-shaped with the I-shaped steel components.
In the present embodiment, the i-steel member is further refined into a main i-steel member 1 and an auxiliary i-steel member 2. The main body of the main body I-shaped steel member 1 is I-shaped steel, steel plates are welded at the middle part, the top part and the like, and the main body I-shaped steel member provides fixing and supporting functions for a bearing cross beam, a Y-shaped structure frame, a sound absorption and insulation plate and the like. The main body I-shaped steel component 1 is a main body fixing part of the sound absorption and insulation barrier. The auxiliary I-shaped steel component 2 is used for being fixed by depending on a bearing cross beam 4, mainly assisting the installation of a sound absorption and insulation plate 6 and a ventilation window 5, and the auxiliary I-shaped steel component at the bottom of the sound absorption and insulation barrier is larger, and the upper part of the sound absorption and insulation barrier is smaller.
The I-shaped steel members are used for providing fixation and support for the bearing cross beam 4, the Y-shaped member 3, the ventilating window 5 and the sound absorption and insulation plate 6; the bearing cross beam 4 is fixedly arranged on the I-shaped steel member and is used for supporting and fixing the sound absorption and insulation plate 6 arranged on the bearing cross beam 4; the Y-shaped member 3 is used for fixing and supporting the sound absorption and insulation plate 6 arranged on the top of the main body member. The Y-shaped component 3 is formed by welding stainless steel plates and provides a fixing support for the top sound absorption and insulation plate. And the sound absorbing and insulating plate act together to increase the diffraction angle of the noise and enable the noise to be transmitted to the high altitude. The noise is ensured to be transmitted to a high place after being radiated, and the influence of the noise of the transformer on the surrounding factory boundary can be reduced.
In order to enable the main body member to be more firmly and vertically fixed to the ground, the sound absorption and insulation barrier provided by the embodiment further comprises a concrete pouring base 7 for fixing the main body member to the ground. The concrete pouring base 7 is formed by pouring concrete after the main body I-shaped steel member 1 is placed on the ground after a foundation is dug, and mainly fixes the main body I-shaped steel member 1. In order to prolong the service life of the sound absorption and insulation barrier, all the steel constructions are subjected to rust prevention treatment, such as paint spraying on the surface.
Referring to fig. 2, fig. 2 is an enlarged schematic structural view of a sound absorption and insulation barrier according to an embodiment of the present invention, between an i-shaped steel member and a sound absorption and insulation plate. In the embodiment, the I-shaped steel member and the sound absorption and insulation plate 6 are fixed through the perforated channel steel 8 and the bolts 9; wherein, trompil channel-section steel 8 is Contraband type structure, has seted up the aperture, makes things convenient for the bolt to pass through, withstands sound absorption and insulation board 6 through the cooperation of bolt 9 with trompil channel-section steel 8 and fixes. The structural combination can be more convenient to install.
Referring to fig. 3, fig. 3 is a schematic structural view of a ventilation window in an acoustic barrier according to an embodiment of the present invention. In the present embodiment, the ventilation window 5 of the sound-absorbing and-insulating barrier is formed of a symmetrical louver structure, and the internal air passage has an inverted V-shaped structure. In order to make the sound absorption and insulation performance of the sound absorption and insulation barrier more excellent, the ventilation window 5 adopts a noise elimination structure, and the noise elimination structure is filled with a noise elimination material.
Referring to fig. 4, fig. 4 is a schematic structural view of a sound absorption and insulation plate in a sound absorption and insulation barrier according to an embodiment of the present invention. In this embodiment, the exterior of the sound absorbing and insulating plate 6 is a thin stainless steel plate, and the interior of the sound absorbing and insulating plate 6 includes reinforcing ribs and a sound-deadening material. And a louvered perforated plate is arranged on one side of the sound absorption and insulation plate 6 facing to the area needing sound absorption and insulation. Sound enters the sound absorption and insulation plate through the perforated plate, and sound wave energy is reflected and absorbed due to the existence of the sound attenuation material.
The embodiment of the invention also provides an installation method of the sound absorption and insulation barrier, and parts similar to the above embodiment in the embodiment are not repeated herein. The method for installing the sound absorption and insulation barrier provided by the embodiment comprises the following steps:
the method comprises the following steps of fixedly arranging a plurality of I-shaped steel members perpendicular to the ground, digging a foundation with the depth of 1-1.5m on the ground, erecting the I-shaped steel members perpendicular to the ground, placing the bottom in the foundation and filling concrete. Set up bearing beam 4 perpendicularly on the I-shaped steel member, in order to make bearing beam 4 more firm, increase a plurality of supplementary I-shaped steel members and be used for supplementary bearing beam 4. The ventilation window 5 is arranged at the bottom of the main body component, and after a damping rubber mat with the thickness of 2-3mm is attached to the upper part of the ventilation window 5, the sound absorption and insulation plate 6 is arranged above the ventilation window 5. And the sound absorption and insulation plates 6 are arranged on the fixed bearing cross beam 4, and damping rubber pads are required to be arranged between the adjacent sound absorption and insulation plates 6. The top pressure formula installation compares in traditional bolt fixed mounting, can strengthen the shutoff effect. And after all the sound absorption and insulation plates 6 are installed, the fixed cross beams and the I-shaped steel members are vertically arranged at the top of the main body member. The Y-shaped member 3 is mounted on the fixed beam, and a plurality of sound absorbing and insulating plates 6 are mounted on the Y-shaped member 3. Finally, in order to prolong the service life of the sound absorption and insulation barrier, all the bolts can be subjected to spraying paint rust prevention treatment.
In the actual operation process, the method specifically comprises the following steps:
digging a foundation: digging a foundation with the depth of 1-1.5m on the ground, erecting a main body I-shaped steel member, placing the bottom in the foundation and filling concrete;
installing a bearing beam: after the concrete is dried, aligning hole sites on the left side and the right side of the bearing cross beam with hole sites of a supporting plate on the main I-shaped steel and then fixing the hole sites by screws;
installing an auxiliary I-shaped steel component: aligning a reserved hole position at one end of the auxiliary I-shaped steel with a corresponding hole position on the bearing cross beam and fixing the hole position by using a bolt;
installing a ventilation window: moving the ventilation window to the middle of the I-shaped steel member, pressing one side of the ventilation window, which is far away from the transformer, close to the I-shaped steel, penetrating through a pre-opened hole of the small channel steel by using a screw, penetrating through a baffle plate in the middle of the I-shaped steel, and matching with a nut welded on the baffle plate to push the channel steel to prop against the ventilation window;
installing a sound absorption and insulation plate: attaching a damping rubber pad with the thickness of 2-3mm to the upper part of the ventilation window, placing the sound absorption and insulation plate on the upper part, and performing the same operation on the sound absorption and insulation plate according to the operation of the ventilation window;
installing the residual sound absorption and insulation plate: and (3) continuing the operation of the step (2) on the fixed bearing beam to install the sound absorption and insulation plates, installing 4 sound absorption and insulation plates on the left and right of one bearing beam, and placing damping rubber mats between the plates. Except that the bottom of the sound absorption and insulation barrier is provided with a ventilation window, the bearing cross beam is provided with a sound absorption and insulation plate.
Installing a fixed beam: after all the sound absorption and insulation plates are installed, the left hole site and the right hole site of the fixed cross beam are aligned with the hole site of the supporting plate at the top of the I-shaped steel and then fixed by bolts.
Installing a Y-shaped steel structural member: the Y-shaped steel structural member is matched with the reserved hole site of the fixed cross beam and then is fixedly installed by using a bolt; and the top sound absorption and insulation plate is installed. Fixing the top sound absorption and insulation plate with the opened hole position through a Y-shaped steel structural member side wing by using a bolt; and performing spraying paint anti-rust treatment on all the bolts.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (6)
1. An acoustic barrier, comprising:
the main body component supports the ventilation window and the sound absorption and insulation plate;
the main body component comprises a plurality of I-shaped steel components arranged perpendicular to the ground, a plurality of bearing cross beams arranged perpendicular to the I-shaped steel components, and a Y-shaped component which is positioned at the top of the main body component and forms a Y shape with the I-shaped steel components;
the I-shaped steel member is used for providing fixation and support for the bearing cross beam, the Y-shaped member, the ventilating window and the sound absorption and insulation plate; the bearing cross beam is fixedly arranged on the I-shaped steel member and is used for supporting the sound absorption and insulation plate fixedly arranged on the bearing cross beam; the Y-shaped component is used for fixing and supporting the sound absorption and insulation plate arranged at the top of the main body component;
the ventilating window is composed of symmetrical louver structures, and an internal air channel is of an inverted V-shaped structure;
the ventilating window adopts a silencing structure, and silencing materials are filled in the silencing structure;
the outside of the sound absorption and insulation plate is a stainless steel thin plate, and the inside of the sound absorption and insulation plate comprises reinforcing ribs and a silencing material;
the I-shaped steel member and the sound absorption and insulation plate are fixed through an open channel steel and a bolt; the perforated channel steel is of an Contraband-shaped structure, small holes are formed in the perforated channel steel, bolts can conveniently pass through the perforated channel steel, and the perforated channel steel is matched with the channel steel to support the sound absorption and insulation plate to be fixed.
2. The sound absorbing and insulating barrier of claim 1, further comprising a concrete cast base for securing the body member to the ground.
3. The sound absorption and insulation barrier according to claim 1, wherein the side of the sound absorption and insulation plate facing the area needing sound absorption and insulation is provided with a louvered perforated plate.
4. A method for installing the sound absorption and insulation barrier according to any one of claims 1 to 3, comprising:
fixing a plurality of I-shaped steel components vertical to the ground;
vertically arranging the bearing cross beam on the I-shaped steel member; in order to enable the bearing cross beam to be more stable, a plurality of I-shaped steel members are added for assisting in supporting the bearing cross beam;
arranging a ventilation window at the bottom of a main body member, attaching a damping rubber pad with the thickness of 2-3mm to the upper part of the ventilation window, and arranging a sound absorption and insulation plate above the ventilation window;
mounting sound absorption and insulation plates on the fixed bearing cross beam, wherein a damping rubber pad is required to be arranged between the adjacent sound absorption and insulation plates;
after all the sound absorption and insulation plates are installed, the fixed cross beam and the I-shaped steel member are vertically arranged at the top of the main body member;
and installing a Y-shaped member on the fixed cross beam, and installing a plurality of sound absorption and insulation plates on the Y-shaped member.
5. The method for installing the sound absorption and insulation barrier according to claim 4, wherein the step of fixedly arranging the plurality of I-shaped steel members perpendicular to the ground comprises:
a foundation with the depth of 1m-1.5m is dug on the ground, the I-shaped steel member is erected perpendicular to the ground, the bottom of the I-shaped steel member is placed in the foundation, and concrete is filled in the foundation.
6. The method of installing an acoustical barrier as recited in claim 4, further comprising applying a spray paint rust inhibiting treatment to all bolts.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020116316118 | 2020-12-30 | ||
| CN202011631611 | 2020-12-30 |
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| Publication Number | Publication Date |
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| CN112942973A CN112942973A (en) | 2021-06-11 |
| CN112942973B true CN112942973B (en) | 2022-08-26 |
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| CN202110120511.7A Active CN112942973B (en) | 2020-12-30 | 2021-01-28 | Sound absorption and insulation barrier and installation method thereof |
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| JP5957622B2 (en) * | 2014-01-28 | 2016-07-27 | 日本板硝子環境アメニティ株式会社 | Sound absorbing panel and sound barrier |
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2021
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| CN201512751U (en) * | 2009-04-24 | 2010-06-23 | 中铁六局集团有限公司 | Railway sound barrier |
| CN205711799U (en) * | 2016-03-30 | 2016-11-23 | 南宁市三板建筑材料有限公司 | A kind of road and bridge sound arrester |
| CN108611997A (en) * | 2018-03-23 | 2018-10-02 | 华东交通大学 | A kind of compound sound barrier |
| CN211897934U (en) * | 2020-01-19 | 2020-11-10 | 北京天庆同创环保科技有限公司 | Combined totally-enclosed sound barrier |
| CN111893908A (en) * | 2020-07-03 | 2020-11-06 | 华东交通大学 | Urban overhead ventilation type combined sound barrier |
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