CN217423591U

CN217423591U - Ventilation and noise elimination device for lightweight building

Info

Publication number: CN217423591U
Application number: CN202221540035.0U
Authority: CN
Inventors: 陈道平
Original assignee: Sichuan Sanyuan Environmental Governance Co ltd
Current assignee: Sichuan Sanyuan Environmental Governance Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-09-13
Anticipated expiration: 2032-06-20

Abstract

The utility model belongs to the technical field of the amortization that ventilates, and a lightweight building ventilation noise eliminator is disclosed, including transfer line, a noise elimination section of thick bamboo, a sound insulation section of thick bamboo, an aluminium section of thick bamboo, transfer line fixed surface is connected with the auger, four flabellums of outside fixedly connected with of transfer line right-hand member, the bearing has been cup jointed in the equal activity of transfer line left end and right-hand member. The utility model discloses a transfer line, the auger, the flabellum, the louver ring, flow distribution plate isotructure, in wind gets into the pipeline, can drive the rotation of flabellum, can drive the rotation of auger and louver ring when the flabellum, the sound wave is partly absorbed by the material of auger, can be partly in addition by the surface refraction of auger on the section of thick bamboo that disappears, the amortization through the section of thick bamboo that disappears, it is partly kept apart by the section of thick bamboo that gives sound insulation to remain, the at utmost with noise elimination and stay in the pipeline, at last through the rotation of louver ring sum wind current board, disperse the not equidirectional with the sound wave, thereby make the amortization noise reduction effect better.

Description

Ventilation and noise elimination device for lightweight building

Technical Field

The utility model belongs to the technical field of the ventilation noise elimination, specifically lightweight building ventilation noise eliminator.

Background

The utility model discloses a lightweight building ventilation noise eliminator, the device pass through the rotation that wind drove the flabellum, cause the rotation of transfer line, drive the rotation of auger, when absorbing a ripples sound wave, continue to eliminate the noise on the silencing tube with the sound wave refraction, keep apart the outer biography of sound by a silencing tube again, in the exit, shunt the sound wave to different directions again, and the at utmost falls to the noise minimum.

The existing ventilation facilities can generate aerodynamic flow noise and mechanical noise, most of silencing boards of silencing devices and soundproof cotton are made of inorganic fiber materials which are mainly made of natural or artificial inorganic matters, and silencing and sound insulation are realized by single materials, so that the sound insulation effect is not good enough, and the environmental protection grade is lower. Aiming at the situations, the ventilation and noise elimination device for the lightweight building is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides a lightweight building ventilation noise eliminator has the advantage that the amortization noise reduction effect is good, environmental protection is safe.

In order to achieve the above object, the utility model provides a following technical scheme: lightweight building ventilation noise eliminator, including transfer line, a noise elimination section of thick bamboo, a sound insulation section of thick bamboo, an aluminium section of thick bamboo, transfer line fixed surface is connected with the auger, four flabellums of outside fixedly connected with of transfer line right-hand member, the equal activity of transfer line left end and right-hand member has cup jointed the bearing, the equal fixedly connected with connecting rod of bearing upper end and lower extreme, transfer line left end fixedly connected with louver ring, the equal fixed mounting of upper and lower extreme inside louver ring has the flow distribution plate, a noise elimination section of thick bamboo outside fixedly connected with noise insulation section of thick bamboo, a noise insulation section of thick bamboo outside fixedly connected with aluminium section of thick bamboo.

As a preferred technical scheme of the utility model, connecting rod and silencing pot fixed connection, the flabellum is made by light environmental protection plastics, can drive the flabellum and rotate in the wind gets into the pipeline, and the flabellum can drive the rotation of transfer line to the transfer line can drive the rotation of auger and tripe ring.

As the utility model discloses a preferred technical scheme, the auger is made by rubber foam noise elimination material, the hole has been seted up on the auger surface, when the auger begins to rotate, the surface through the auger refracts sound to the surface of a noise elimination section of thick bamboo, because the design of hole, increases the area of contact of sound and auger material when reducing the loss of wind kinetic energy, makes the noise cancelling effect better.

As an optimized technical solution of the utility model, its characterized in that: the louver ring is movably sleeved with the aluminum cylinder and consists of eight circular rings, the whole splitter plate is fan-shaped, and when the louver ring starts to rotate, the louver ring and the splitter plate work in a matched mode to interfere linear propagation of sound waves to guide wind and sound waves to different directions, so that the influence of sound is reduced.

As a preferred technical scheme of the utility model, its characterized in that: the silencing cylinder is made of a porous foamed alloy aluminum material, the sound insulation cylinder is made of a soundproof cotton material, when sound is refracted to the silencing cylinder, the sound is eliminated through the silencing cylinder, and the sound of the sound insulation cylinder is remained in the pipeline to the greatest extent, so that the silencing and noise reducing effects are better.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a transfer line, the auger, the flabellum, the tripe ring, flow distribution plate isotructure, reach the good purpose of noise reduction effect, in wind entering pipeline, can drive the rotation of flabellum, can drive the rotation of auger and tripe ring when the flabellum, the sound wave is partly absorbed by the material of auger, on partly can be refracted to a noise reduction section of thick bamboo by the surface of auger in addition, the amortization through a noise reduction section of thick bamboo, remaining partly is kept apart by a sound insulation section of thick bamboo, at utmost with noise elimination and stay in the pipeline, at last through the rotation of tripe ring sum wind current board, disperse the not equidirectional with the sound wave, thereby make the noise reduction effect better.

2. The utility model discloses an auger, a noise elimination section of thick bamboo, sound insulation section of thick bamboo isotructure, reach the safe purpose of environmental protection, the auger is made by rubber foam noise elimination material, owing to above-mentioned a plurality of holes that are equipped with, increase the area of contact of sound wave and auger material when reducing the loss of wind kinetic energy, it is better to make the absorption effect, a noise elimination section of thick bamboo is made for porous foam alloy aluminium material, when providing the support nature for overall structure, on the auger with some sound wave refraction to a noise elimination section of thick bamboo, porous foam alloy aluminium material can effectual absorption sound wave, the overall device material light is durable, environmental protection safety is pollution-free.

Drawings

FIG. 1 is a schematic view of a partial cross-section of the structure of the present invention;

FIG. 2 is a schematic view of the whole structure of the present invention;

fig. 3 is a schematic view of the whole structure of the present invention.

In the figure: 1. a transmission rod; 2. a packing auger; 3. a bearing; 4. a connecting rod; 5. a fan blade; 6. an acoustic elimination cylinder; 7. a sound-insulating tube; 8. an aluminum cylinder; 9. a louver ring; 10. a splitter plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the utility model provides a lightweight building ventilation noise eliminator, including transfer line 1, a noise elimination section of thick bamboo 6, a sound insulation section of thick bamboo 7, an aluminium section of

thick bamboo

8, 1 fixed surface of transfer line is connected with auger 2, four flabellums of outside fixedly connected with 5 of 1 right-hand member of transfer line, bearing 3 has been cup jointed in the equal activity of 1 left end of transfer line and right-hand member, the equal fixedly connected with connecting rod 4 of bearing 3 upper end and lower extreme, 1 left end fixedly connected with louver ring 9 of transfer line, the equal fixed mounting in the upper and lower end of louver ring 9 inside has flow distribution plate 10, a noise elimination section of thick bamboo 6 outside fixedly connected with noise insulation section of thick bamboo 7, a noise insulation section of thick bamboo 7 outside fixedly connected with aluminium section of thick bamboo 8.

Wherein, connecting rod 4 and noise reduction tube 6 fixed connection, flabellum 5 is made by light environmental protection plastics, can drive flabellum 5 to rotate when wind gets into the pipeline, and flabellum 5 can drive the rotation of transfer line 1 to transfer line 1 can drive the rotation of auger 2 and tripe ring 9.

The auger 2 is made of rubber foam noise elimination material, the surface of the auger 2 is provided with the holes, when the auger 2 starts to rotate, sound is refracted to the surface of the noise elimination cylinder 6 through the surface of the auger 2, and due to the design of the holes, the contact area between the sound and the auger 2 material is increased while the loss of wind kinetic energy is reduced, so that the noise elimination effect is better.

The louver ring 9 is movably sleeved with the aluminum cylinder 8, the louver ring 9 is composed of eight circular rings, the flow distribution plate 10 is integrally fan-shaped, when the louver ring 9 starts to rotate, the louver ring 9 and the flow distribution plate 10 work in a matched mode to interfere linear propagation of sound waves to guide wind and sound waves to different directions, and therefore sound influence is reduced.

Wherein, a noise reduction section of thick bamboo 6 is made by porous foamed alloy aluminium material, and a sound insulation section of thick bamboo 7 is made by soundproof cotton material, and when sound refraction to a noise reduction section of thick bamboo 6, through the amortization of a noise reduction section of

thick bamboo

6, 7 the at utmost sounds of a noise reduction section of thick bamboo are stayed in the pipeline for the amortization noise reduction effect is better.

The utility model discloses a theory of operation and use flow:

install the device in air pipe's air outlet department, in wind gets into the pipeline, can drive flabellum 5's rotation, can drive auger 2 and tripe ring 9's rotation when flabellum 5, the sound wave is partly absorbed by auger 2's material, can be refracted to the amortization section of thick bamboo 6 by auger 2's surface with partly in addition, through the amortization of amortization section of thick bamboo 6, leave partly by the section of thick bamboo 7 isolation that gives sound insulation, at utmost with noise elimination and stay in the pipeline, last rotation through tripe ring 9 and air current board 10, disperse the not equidirectional with the sound wave, make the amortization noise reduction effect better.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Lightweight building ventilation noise eliminator, including transfer line (1), noise damping section of thick bamboo (6), sound insulation section of thick bamboo (7), an aluminium section of thick bamboo (8), its characterized in that: transfer line (1) fixed surface is connected with auger (2), four flabellum (5) of outside fixedly connected with of transfer line (1) right-hand member, bearing (3) have been cup jointed in the equal activity of transfer line (1) left end and right-hand member, the equal fixedly connected with connecting rod (4) of bearing (3) upper end and lower extreme, transfer line (1) left end fixedly connected with louver ring (9), the equal fixed mounting of last lower extreme of louver ring (9) inside has flow distribution plate (10), silencing tube (6) outside fixedly connected with sound insulation tube (7), sound insulation tube (7) outside fixedly connected with aluminium section of thick bamboo (8).

2. The lightweight building ventilation muffler device of claim 1, wherein: the connecting rod (4) is fixedly connected with the silencing barrel (6), and the fan blades (5) are made of light environment-friendly plastics.

3. The lightweight building ventilation muffler device of claim 1, wherein: the packing auger (2) is made of rubber foam noise elimination material, and holes are formed in the surface of the packing auger (2).

4. The lightweight building ventilation muffler device of claim 1, wherein: the louver ring (9) is movably sleeved with the aluminum cylinder (8), the louver ring (9) is composed of eight circular rings, and the whole flow distribution plate (10) is fan-shaped.

5. The lightweight building ventilation muffler device of claim 1, wherein: the silencing cylinder (6) is made of a porous foamed alloy aluminum material, and the sound insulation cylinder (7) is made of a sound insulation cotton material.