CN220953965U - Green construction noise suppression device - Google Patents

Green construction noise suppression device Download PDF

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Publication number
CN220953965U
CN220953965U CN202322138009.6U CN202322138009U CN220953965U CN 220953965 U CN220953965 U CN 220953965U CN 202322138009 U CN202322138009 U CN 202322138009U CN 220953965 U CN220953965 U CN 220953965U
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CN
China
Prior art keywords
uproar
making
noise
frame mouth
falls
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Active
Application number
CN202322138009.6U
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Chinese (zh)
Inventor
曾卫华
胡标
孙志勇
曾仙道
熊伟
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Hunan No3 Construction And Engineering Co ltd
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Hunan No3 Construction And Engineering Co ltd
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Priority to CN202322138009.6U priority Critical patent/CN220953965U/en
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Abstract

The utility model discloses a green construction noise suppression device, which relates to the technical field of engineering construction noise reduction equipment and aims at absorbing generated audio during engineering construction and gradually reducing noise.

Description

Green construction noise suppression device
Technical Field
The utility model relates to a green construction noise suppression device, in particular to the technical field of engineering construction noise reduction equipment.
Background
With the rapid development of urban construction, construction noise has become an important environmental problem, and noise has a great influence on Zhou Guo environments and residents, so how to control noise is very important in construction.
Construction noise in construction sites generates great harm to surrounding environment and residents, long-time noise can cause hearing impairment of human beings and influence sleeping and working efficiency, but noise is also dangerous for animals and can influence growth and reproduction of the animals, and in addition, noise breeding can also influence safety of surrounding facilities such as buildings, roads and the like.
The ubiquitous construction noise reduction device has single effect, low noise reduction efficiency, non-ideal applicable noise reduction frequency range and inconvenient disassembly and assembly.
Disclosure of utility model
The utility model aims to provide a green construction noise suppression device, so that noise generated during engineering construction is reduced, noise reduction can be well achieved under different noise frequencies, and the device is easy to detach, install and clean.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The green construction noise suppression device comprises a shell, a first noise reduction frame opening, a second noise reduction frame opening, a third noise reduction frame opening, a muffler, a connecting block, a steel plate, sound absorbing cotton and a fixing plate, wherein the first noise reduction frame opening, the second noise reduction frame opening, the third noise reduction frame opening and the muffler are all fixed in the shell, the first noise reduction frame opening is welded and fixed at one end in the shell, the second noise reduction frame mouth is welded and fixed on the first noise reduction frame mouth, the third noise reduction frame mouth is welded and fixed on the second noise reduction frame mouth, the muffler is fixed on the third noise reduction frame mouth, the connecting block is welded and fixed on one end outside the shell, the steel plate is welded and fixed on the other end outside the shell, the sound absorbing cotton is adhered on the steel plate, and the fixing plate is welded and fixed on the bottom end of the shell.
Further the front end of casing is provided with the auxiliary boss of even arrangement, be provided with the notch of equipartition distribution on the auxiliary boss.
Through adopting above-mentioned technical scheme, can make the noise that produces in the engineering carry out the noise elimination of first step outside the casing, flow through the boss and make noise inflow every notch for the noise can disperse, and then flow into inside the casing, and under different noise audio frequency efficiency, the frame mouth of making an uproar falls in first noise reduction frame mouth, second noise reduction frame mouth, third noise reduction frame mouth increase or reduce the noise elimination subassembly, can play better noise reduction effect.
Further be provided with the noise elimination subassembly in the frame mouth of making an uproar falls, the noise elimination subassembly includes honeycomb damping fin, porous rubber acoustic celotex board, aluminium foil puigging, handle, honeycomb damping fin, porous rubber acoustic celotex board, aluminium foil puigging three are all through bonding connection, the handle is pegged graft on honeycomb damping fin.
Through adopting above-mentioned technical scheme, can make the noise that flows into the casing by the noise elimination subassembly further reduce, avoid the noise resilience, the handle is convenient to take out noise elimination subassembly from the casing, convenient washing.
Further, the sound absorbing cotton is provided with an opening, a connecting groove is arranged in the opening, and the connecting groove is welded and fixed on the steel plate.
Through adopting above-mentioned technical scheme, can pass through the connecting block and connect each casing through the screw with the spread groove, make things convenient for the installation and the dismantlement of casing, make whole construction ground all construct in noise reduction device, and the sound of inhaling of junction cotton can be to noise reduction treatment in the junction.
In summary, the beneficial technical effects of the utility model are as follows:
1. The noise can be reduced in the first step by the notch on the boss at the front end of the shell and is split into the shell for further noise reduction.
2. The three noise reduction frame openings are suitable for noise reduction under different noise frequencies, so that the noise reduction device is more reasonable and practical.
3. The connecting block and the connecting groove are used, so that the shell is more convenient to install and detach, and noise at the connecting position is reduced due to the sound absorbing cotton.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a right side view schematically showing the overall structure of the present utility model;
FIG. 3 is an enlarged schematic view of a portion of the internal structure of the housing of the present utility model;
FIG. 4 is an enlarged partial schematic view of a first noise reduction frame port according to the present utility model;
FIG. 5 is an enlarged schematic view of a portion of a steel sheet according to the present utility model;
1. A housing; 2. a first noise reduction frame port; 3. a sound damping assembly; 301. honeycomb damping fin; 302. porous rubber acoustic panels; 303. an aluminum foil sound insulation layer; 304. a handle; 4. a second noise reduction frame port; 5. a third noise reduction frame port; 6. a muffler; 7. an auxiliary boss; 8. a notch; 9. a connecting block; 10. a steel plate; 11. sound absorbing cotton; 12. a fixing plate; 13. and a connecting groove.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 3 and 5, the green construction noise suppression device disclosed by the utility model comprises a shell 1, a first noise reduction frame opening 2, a second noise reduction frame opening 4, a third noise reduction frame opening 5, a muffler 6, a connecting block 9, a steel plate 10, sound absorption cotton 11 and a fixing plate 12, wherein auxiliary bosses 7 which are uniformly arranged are arranged at the front end of the shell 1, and uniformly distributed notches 8 are arranged on the auxiliary bosses 7, wherein the first noise reduction frame opening 2, the second noise reduction frame opening 4, the third noise reduction frame opening 5 and the muffler 6 are sequentially fixed inside the shell 1 and are mutually fixed in pairs, the connecting block 9 and the steel plate 10 are fixed on the shell of the shell 1, the sound absorption cotton 11 is adhered on the steel plate 10, the fixing plate 12 is fixed at the bottom end of the shell 1, when noise is generated on the construction ground, the noise is transmitted to the shell 1, firstly, the noise can flow to the notches 8 through the auxiliary bosses 7, so that the noise can be suppressed from being dispersed in a first step, and then flows into the shell 1, at the moment, the noise sequentially enters the first noise reduction frame opening 2, the second noise reduction frame opening 4, the third noise reduction frame opening 5 and the muffler 6 are in turn, the noise can be dispersed into curved surfaces, so that the noise can be dispersed and the noise can be more rapidly and efficiently.
Referring to fig. 4, a noise elimination assembly 3 is disposed in the first noise reduction frame opening 2, the noise elimination assembly 3 includes a honeycomb damper 301, a porous rubber acoustic panel 302, an aluminum foil acoustic layer 303, and a handle 304, wherein the honeycomb damper 301, the porous rubber acoustic panel 302, and the aluminum foil acoustic layer 303 are all connected by bonding, the handle 304 is inserted into the honeycomb damper 301, after the noise flows into the housing 1, the noise flows into the first noise reduction frame opening 2, and is well consumed by the honeycomb damper 301, the porous rubber acoustic panel 302, and the aluminum foil acoustic layer 303 therein, and the noise is divided into high frequency, medium frequency, and low frequency, and if the flowing noise is high frequency, the high frequency noise is characterized by a sharp sound wavelength, and because the wavelength is short, only one noise elimination assembly 3 is required to be placed on the first noise reduction frame opening 2, the noise reduction frame opening 4 and the third noise reduction frame opening 5 are not placed therein, and the noise directly reaches the muffler 6 for noise reduction, so that the high frequency noise can be eliminated; if the flowing noise is the medium frequency, the wavelength generated by the medium frequency noise is longer than the high frequency, so that the noise elimination component 3 can be added into the first noise elimination frame port 2 and the second noise elimination frame port 4 to eliminate the wavelength, and the last part of the noise flows into the muffler 6 to eliminate the medium frequency noise; if the noise flowing in is low-frequency, the longest sound of low-frequency noise wavelength is clunk, and the noise elimination assembly 3 needs to be arranged at the first noise elimination frame opening 2, the second noise elimination frame opening 4 and the third noise elimination frame opening 5 respectively, so that the noise is gradually reduced, and finally the noise is eliminated through the muffler 6 to achieve the effect, wherein the handle 304 of the noise elimination assembly 3 can draw the noise elimination assembly 3 out of the shell 1, so that the noise elimination assembly 3 is cleaned, and the device is cleaned.
Referring to fig. 2, the sound absorbing cotton 11 is provided with an opening, a connecting groove 13 is provided in the opening, the connecting groove 13 is fixed on the steel plate 10, the noise reduction device for construction needs to perform noise reduction treatment within the range of construction, so the shell 1 needs to be subjected to surrounding connection assembly, when the linear connection is performed, the connecting groove 13 is directly inserted into the front end opening of the connecting block 9 and is fixed through screw connection, when the corner is formed, the connecting groove 13 is inserted from the opening at one side of the connecting block 9 and is fixed through screws, the sound absorbing cotton 11 wraps the connecting groove 13, when the connecting groove 13 is connected with the connecting block 9, the sound absorbing cotton 11 is made of elastic materials, the two shells 1 can be connected in a seamless manner, and the sound absorbing cotton 11 can further reduce noise.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (4)

1. The utility model provides a green construction noise suppression device which characterized in that: including casing (1), first frame mouth (2) of making an uproar that falls, second frame mouth (4) of making an uproar that falls, third frame mouth (5) of making an uproar that falls, silencer (6), connecting block (9), steel sheet (10), inhale sound cotton (11), fixed plate (12), first frame mouth (2) of making an uproar that falls, second frame mouth (4) of making an uproar that falls, third frame mouth (5) of making an uproar that falls, silencer (6) all are fixed in inside casing (1), first frame mouth (2) of making an uproar that falls welded fastening in casing (1) one end, second frame mouth (4) of making an uproar welded fastening in first frame mouth (2) of making an uproar that falls, third frame mouth (5) welded fastening in on second frame mouth (4) of making an uproar that falls, silencer (6) one end welded fastening in third frame mouth of making an uproar (5), connecting block (9) welded fastening in casing (1) one end, steel sheet (10) screwed fastening is fixed in the other end outside casing (1), inhale sound cotton (11) bonding in steel sheet (10), fixed plate (12) bottom welded fastening in casing (1).
2. The green construction noise suppression device according to claim 1, wherein: the front end of the shell (1) is provided with auxiliary bosses (7) which are uniformly arranged, and notches (8) which are uniformly distributed are formed in the auxiliary bosses (7).
3. The green construction noise suppression device according to claim 1, wherein: be provided with noise elimination subassembly (3) in frame mouth (2) of making an uproar falls, noise elimination subassembly (3) are including honeycomb damping fin (301), porous rubber acoustic celotex board (302), aluminium foil acoustic celotex board (303), handle (304), honeycomb damping fin (301), porous rubber acoustic celotex board (302), aluminium foil acoustic celotex board (303) three are all through bonding connection, handle (304) are pegged graft on honeycomb damping fin (301).
4. The green construction noise suppression device according to claim 1, wherein: the sound absorbing cotton (11) is provided with an opening, a connecting groove (13) is arranged in the opening, and the connecting groove (13) is welded and fixed on the steel plate (10).
CN202322138009.6U 2023-08-09 2023-08-09 Green construction noise suppression device Active CN220953965U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322138009.6U CN220953965U (en) 2023-08-09 2023-08-09 Green construction noise suppression device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322138009.6U CN220953965U (en) 2023-08-09 2023-08-09 Green construction noise suppression device

Publications (1)

Publication Number Publication Date
CN220953965U true CN220953965U (en) 2024-05-14

Family

ID=91013524

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322138009.6U Active CN220953965U (en) 2023-08-09 2023-08-09 Green construction noise suppression device

Country Status (1)

Country Link
CN (1) CN220953965U (en)

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