CN215212749U

CN215212749U - Environment-friendly noise reduction device for building construction management

Info

Publication number: CN215212749U
Application number: CN202120820600.8U
Authority: CN
Inventors: 王元恒; 褚静坤; 吴迪; 吴英男; 刘振东; 于瑞雪
Original assignee: China Aerospace Construction Engineering Group Co Ltd
Current assignee: China Aerospace Construction Engineering Group Co Ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-17
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a device of making an uproar falls in construction management environmental protection in construction management technical field, including the baffle, the baffle right side is equipped with framework two, install in framework two and inhale the sound cotton, a plurality of groups holes have been seted up to baffle left end face evenly distributed, the crisscross wind guard that is provided with in both sides about the hole inner wall, the perforation has been seted up to inner bottom wall in the hole, a plurality of groups evenly distributed's amortization groove has been seted up to the baffle right-hand member face, the amortization groove communicates with each other with the perforation, amortization inslot wall fixedly connected with shakes silk, this device simple structure facilitates the use, has fine noise reduction effect.

Description

Environment-friendly noise reduction device for building construction management

Technical Field

The utility model relates to a construction management technical field specifically is a device of making an uproar falls in construction management environmental protection.

Background

The building construction refers to the production activity in the engineering construction implementation stage, it includes foundation engineering construction, major structure construction, roofing engineering construction and decoration engineering construction, the place of construction operation is called as the building site, current building construction place, in order to reduce the outward transmission volume of construction site noise, build various steel tiles at the building construction site periphery mostly, when the construction noise outwards transmits, reflect some noise back through various steel tiles, have certain separation effect to the noise, but adopt the noise reduction device that various steel tiles built, only separate with the mode of partial reflection, its noise reduction effect is not ideal enough, so, propose a building construction management environmental protection noise reduction device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device of making an uproar falls in building construction management environmental protection to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a device of making an uproar falls in building construction management environmental protection, includes the baffle, and the baffle right side is equipped with framework two, installs in framework two and inhales the sound cotton, and a plurality of groups hole has been seted up to baffle left end face evenly distributed, and both sides are crisscross about the hole inner wall to be provided with protects the aerofoil, and the perforation has been seted up to inner bottom wall in the hole, and a plurality of groups evenly distributed's amortization groove has been seted up to the baffle right-hand member face, and the amortization groove communicates with each other with the perforation, and amortization inslot wall fixedly connected with vibrations silk.

Preferably, a first frame body is arranged on the left side of the baffle, a dust screen is arranged in the first frame body, and the first frame body and the baffle are fixedly connected through a first bolt.

Preferably, a group of supporting plates are fixedly connected to the bottom ends of the first frame body, the baffle and the second frame body, and two groups of bolts III are arranged on the supporting plates.

Preferably, the second frame body and the baffle are fixedly connected through a second bolt, and the second bolt is provided with four groups which are respectively arranged at four corners of the right end face of the second frame body.

Preferably, the through holes are in a horn shape, and the through holes are provided with a plurality of groups.

Preferably, one end of each wind protection plate is arranged in an inclined mode, and the distance between every two adjacent wind protection plates is equal.

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

1. the utility model discloses utilize the dust screen to be favorable to leading-in hole of noise inside, the noise enters into after the hole, protect the aerofoil through three groups and form relatively less wind gap, thereby make air flow rate slow down relatively, the effectual noise that causes of air current that has improved, the production of noise abatement, the noise is through protecting the perforation of passing through the loudspeaker shape after the aerofoil, thereby increase the area of air current contact, realize reducing the function of air flow velocity, the production of the noise abatement of being convenient for, the noise enters into the amortization inslot portion after perforating, therefore can arouse vibrations silk vibrations, the further noise vibration energy of consuming of vibrations that utilizes vibrations silk, last noise is inhaled the sound cotton and is absorbed, conveniently inhale the sound and fall and make an uproar, further improve the noise reduction effect.

2. Utilize the dust screen can prevent that dust from polluting the device of making an uproar that falls, facilitate the use more, utilize the setting of bolt one and bolt two, be convenient for dismantle the washing to the dust screen, be convenient for change the sound cotton of inhaling.

Drawings

FIG. 1 is a schematic structural view of the environmental noise reduction device for building construction management of the present invention;

FIG. 2 is a schematic structural perspective view of the environmental noise reduction device for building construction management of the present invention;

FIG. 3 is a schematic view of the dust screen and frame body of the environmental protection noise reduction device for building construction management of the utility model;

FIG. 4 is an enlarged schematic view of the structure at the A position in the structure diagram 1 of the environmental protection noise reduction device for building construction management of the utility model;

in the figure: 1 baffle, 2 bolt I, 3 frame I, 4 bolt II, 5 frame II, 6 backup pads, 7 bolt III, 8 inhale sound cotton, 9 dust screen, 10 protect the aerofoil, 11 holes, 12 perforation, 13 amortization groove, 14 vibrations silk.

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 work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2 and 4, the utility model provides an environmental protection noise reduction device for building construction management, including a baffle 1, the right side of the baffle 1 is provided with a frame body two 5, sound-absorbing cotton 8 is installed in the frame body two 5, a plurality of groups of inner holes 11 are uniformly distributed on the left end surface of the baffle 1, after noise enters the inner holes 11, a relatively small air port is formed through three groups of air protection plates 10, thereby the air flow rate is relatively slowed down, the noise caused by air flow is effectively improved, the noise is reduced, the upper and lower sides of the inner wall of the inner hole 11 are provided with the air protection plates 10 in a staggered manner, the inner wall of the inner hole 11 is provided with a perforation 12, the perforation 12 is in a horn shape, and the perforation 12 is provided with a plurality of groups, after the noise passes through the air protection plates 10, thereby the area contacted by the air flow is increased, the function of reducing the air flow rate is realized, and the noise is reduced, the noise enters into the interior of the silencing groove 13 after passing through the through hole 12, so that the vibration of the vibration wire 14 can be caused, the vibration energy of the noise is further consumed by the vibration of the vibration wire 14, finally, the noise is absorbed by the sound absorption cotton 8, the sound absorption and the noise reduction are convenient, the noise reduction effect is further improved, a plurality of groups of silencing grooves 13 which are uniformly distributed are formed in the right end face of the baffle plate 1, the silencing grooves 13 are communicated with the through hole 12, the vibration wire 14 is fixedly connected to the inner wall of each silencing groove 13, and the vibration wire 14 is longitudinally and fixedly connected to the inner wall of each silencing groove 13.

Referring to fig. 2, a group of support plates 6 is fixedly connected to the bottom ends of the first frame body 3, the baffle 1 and the second frame body 5, two groups of bolts three 7 are arranged on the support plates 6, and the device is conveniently fixed on the ground by the aid of the bolts three 7 and the support plates 6, so that the device is suitable for being fixed on the ground and is more convenient to use.

Referring to fig. 1, the second frame 5 and the baffle 1 are fixedly connected by the second bolts 4, and the second bolts 4 are provided with four groups, which are respectively arranged at four corners of the right end face of the second frame 5, and the second bolts 4 are arranged to facilitate the detachment of the second frame 5 and the replacement of the sound-absorbing cotton 8 after the detachment.

Referring to fig. 4, one end of each of the wind-guard plates 10 is disposed in an inclined shape, so that the speed of the air flow can be slowed, the contact area between the air flow and the wind-guard plates 10 can be increased, and the distance between two adjacent wind-guard plates 10 is equal.

Example two

Referring to fig. 3-4, with respect to the difference from embodiment 1, there is a first frame 3 on the left side of the baffle 1, a dust screen 9 is installed inside the first frame 3, the dust screen 9 is favorable for guiding noise into the inner hole 11, and the dust screen 9 is arranged to block dust from entering the inner hole 11, so as to prevent dust from accumulating inside the inner hole 11 after a long time, which affects noise reduction effect, and meanwhile, the noise reduction device can be prevented from being polluted by dust, the first frame 3 and the baffle 1 are fixedly connected through a first bolt 2, the first frame 3 can be detached by unscrewing the first bolt 2, and the dust screen 9 can be cleaned conveniently.

The working principle is as follows: after the noise entered into hole 11, protect aerofoil 10 to form relatively less wind gap through three groups, thereby make air flow rate slow down relatively, the effectual noise that the air current caused that has improved, the production of noise abatement, the noise passes through behind protecting aerofoil 10 perforation 12 through the loudspeaker shape, thereby increase the area of air flow contact, realize the function that reduces air flow velocity, the production of the noise abatement of being convenient for, the noise enters into noise damping groove 13 inside after perforation 12, therefore can arouse vibrations silk 14 vibrations, the vibrations that utilize vibrations silk 14 further consume the noise vibrations energy, the last noise is absorbed by sound absorption cotton 8, conveniently inhale the sound and fall and make an uproar, further improve noise reduction.

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. The utility model provides a device of making an uproar falls in building construction management environmental protection, includes baffle (1), its characterized in that: baffle (1) right side is equipped with framework two (5), install in framework two (5) and inhale sound cotton (8), a plurality of groups hole (11) have been seted up to baffle (1) left end face evenly distributed, both sides are crisscross to be provided with air guard (10) about hole (11) inner wall, perforation (12) have been seted up to inner bottom wall in hole (11), a plurality of groups evenly distributed's amortization groove (13) have been seted up to baffle (1) right-hand member face, amortization groove (13) communicate with each other with perforation (12), amortization groove (13) inner wall fixedly connected with shakes silk (14).

2. The environmental-friendly noise reduction device for building construction management according to claim 1, characterized in that: baffle (1) left side is equipped with framework one (3), framework one (3) internally mounted has dust screen (9), framework one (3) and baffle (1) pass through bolt one (2) fixed connection.

3. The environmental-friendly noise reduction device for building construction management according to claim 1, characterized in that: the bottom ends of the first frame body (3), the baffle (1) and the second frame body (5) are fixedly connected with a group of supporting plates (6), and two groups of bolts (7) are arranged on the supporting plates (6).

4. The environmental-friendly noise reduction device for building construction management according to claim 1, characterized in that: the frame body II (5) and the baffle (1) are fixedly connected through the bolt II (4), and the bolt II (4) is provided with four groups which are respectively arranged at four corners of the right end face of the frame body II (5).

5. The environmental-friendly noise reduction device for building construction management according to claim 1, characterized in that: the through holes (12) are horn-shaped, and a plurality of groups of through holes (12) are arranged.

6. The environmental-friendly noise reduction device for building construction management according to claim 1, characterized in that: one end of each wind protection plate (10) is arranged in an inclined mode, and the distance between every two adjacent wind protection plates (10) is equal.