CN216871578U

CN216871578U - Air inlet silencer of sound insulation cover

Info

Publication number: CN216871578U
Application number: CN202122478666.6U
Authority: CN
Inventors: 袁健; 吴海洲; 陈勇; 顾永辉
Original assignee: Nantong Hisense Environmental Engineering Technology Co ltd
Current assignee: Nantong Hisense Environmental Engineering Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-07-01
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses an air inlet silencing device of a sound insulation cover, which belongs to the field of air inlet silencing devices and comprises a sound insulation cover main body, wherein a vent is formed in the sound insulation cover main body, a silencing box is connected to the front side of the sound insulation cover main body in a sliding mode, a silencing assembly is arranged in the silencing box, a sound guide assembly is arranged in the silencing box, the silencing assembly comprises a fixing frame, a group of silencing tubes and a silencing plate, the fixing frame is fixedly connected to the inside of the silencing box, the group of silencing tubes are fixedly connected to the inside of the fixing frame, silencing holes which are uniformly distributed are formed in the middle of the group of silencing tubes, and the silencing plate is embedded to the front side of the silencing box. The utility model discloses a, the noise that produces when can effectually alleviate external wind regime entering cover body, the phenomenon that the internal noise of cover that can effectual reduction spreads is simultaneously taken place, reduces the noise pollution who causes the environment.

Description

Air inlet silencer of sound insulation cover

Technical Field

The utility model relates to the field of air inlet silencing devices, in particular to an air inlet silencing device of a sound insulation cover.

Background

The silencer is widely applied in modern industry, particularly after a series of national energy-saving and noise-reducing standards are released, enterprises pay attention to development and operation of various energy-saving, emission-reducing, noise-reducing and noise-reducing projects, and the silencer is equipment for preventing noise from being transmitted and allowing airflow to pass, and is special equipment for effectively preventing sound from being transmitted, allowing airflow to pass and controlling noise.

The door plant of original silencing device all is shutter or trompil and adds the dustproof cotton air inlet, and the noise ratio is bigger in the machine during operation of sound-proof housing the inside, and sound spreads out easily, and wind gets into the cover body and also produces very big noise in addition, has for this reason released sound-proof housing air inlet silencing device and has solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide an air inlet silencing device of a sound insulation cover.

In order to solve the above problems, the present invention adopts the following technical solutions.

The air inlet silencing device for the sound insulation cover comprises a sound insulation cover main body, a ventilation opening is formed in the sound insulation cover main body, a silencing box is connected to the front side of the sound insulation cover main body in a sliding mode, a silencing assembly is arranged in the silencing box, and a sound guide assembly is arranged in the silencing box.

As a further description of the above technical solution:

the silencing assembly comprises a fixing frame, a group of silencing pipes and a silencing plate, the fixing frame is fixedly connected to the inside of the silencing box, the silencing pipes are fixedly connected to the inside of the fixing frame, the silencing holes are evenly distributed in the middle of the silencing pipes, the silencing plate is embedded in the front of the silencing box, and a group of sound absorbing cotton is embedded in the silencing plate.

As a further description of the above technical solution:

the silencing box is characterized in that a silencing cotton frame is fixedly connected inside the silencing box, the fixing frame is fixedly connected inside the silencing cotton frame, and silencing grooves which are uniformly distributed are formed in the inner wall of the silencing cotton frame.

As a further description of the above technical solution:

the sound guide assembly comprises a sound guide box, two fixing strips and a set of folded plates, the fixing strips are fixedly connected to the top surface and the bottom inside the sound guide box respectively, the folded plates are fixedly connected between the two fixing strips, and the sound guide box is fixedly connected to the front of the sound attenuation box.

As a further description of the above technical solution:

the front of the silencing box is fixedly connected with two handles, and the front of the sound insulation cover main body is fixedly connected with a magnet plate.

As a further description of the above technical solution:

the back fixedly connected with four T-shaped pieces of amortization box, two sliding tray have been seted up in the front of sound proof cover main part, four T-shaped piece difference sliding connection is to the inside of two sliding tray.

Compared with the prior art, the utility model has the advantages that:

(1) the setting of vent in this scheme utilization sound proof cover main part, the inside gaseous normal circulation that can of sound proof cover main part of being convenient for, the setting of amortization subassembly in the utilization amortization box, noise production when being convenient for reduce external wind regime entering sound proof cover main part inside utilizes the setting of leading the sound subassembly simultaneously, is convenient for prolong noise propagation distance at the guide noise in-process to reach the effect that weakens the noise.

(2) The setting of this scheme utilization mount is convenient for play the supporting role to a set of noise elimination pipe, when external wind regime gushes out, utilizes the setting of a set of noise elimination pipe, and the wind regime of being convenient for gets into, utilizes the setting of a set of noise elimination hole afterwards, is convenient for make the wind whistle sound reduce, and the wind regime is continued to the inside propagation of sound proof cover main part by the acoustical panel afterwards, utilizes a set of cotton of inhaling the sound, is convenient for reach the secondary amortization about, guarantees the noise cancelling effect.

(3) The setting of the cotton frame of this scheme utilization amortization is convenient for adsorb the processing to the noise, utilizes the setting of a set of amortization groove, is convenient for with partial noise leading-in, weakens the processing to it.

(4) The setting of two fixed strips of this scheme utilization is convenient for play the supporting role to a set of folded plate, and after the noise got into leading note box, the setting of utilizing a set of folded plate, the propagation path of the extension noise of being convenient for to reach the effect of weakening the noise.

(5) The setting of two handles of this scheme utilization, convenient to use person can be controlled the amortization box according to the in service behavior, utilizes the setting of magnet board, is convenient for carry out magnetism with the amortization box and connects to make the vent expose completely, be convenient for carry out quick ventilation to the sound insulation cover main part is inside when stopping production.

(6) Four T-shaped blocks of this scheme utilization cooperate the setting of two sliding trays, are convenient for guarantee the stability of amortization box in the motion process, reduce the amortization box and take place the skew, the phenomenon that drops.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the silencing box and silencing cotton frame structure of the present invention;

FIG. 3 is an exploded view of the sound guide assembly of the present invention;

fig. 4 is an enlarged schematic view of a in fig. 2 of the present invention.

The reference numbers in the figures illustrate:

1. a sound-proof cover main body; 2. a vent; 3. a silencing box; 4. a noise reduction assembly; 401. a fixed mount; 402. a sound-deadening tube; 403. a sound-absorbing panel; 5. a sound guide component; 501. a sound leading box; 502. a fixing strip; 503. folding the plate; 6. a silencing hole; 7. a silencing cotton frame; 8. a silencing groove; 9. a handle; 10. a magnet plate; 11. a T-shaped block; 12. and (5) sound absorption cotton.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;

referring to fig. 1 to 4, the air intake silencer of the sound insulation cover comprises a sound insulation cover main body 1, a vent 2 is arranged inside the sound insulation cover main body 1, a silencing box 3 is connected to the front of the sound insulation cover main body 1 in a sliding manner, a silencing assembly 4 is arranged inside the silencing box 3, and a sound guide assembly 5 is arranged inside the silencing box 3.

According to the utility model, the arrangement of the vent 2 on the sound insulation cover main body 1 is convenient for the gas in the sound insulation cover main body 1 to normally circulate, the arrangement of the silencing component 4 in the silencing box 3 is convenient for reducing the noise generated when an external wind source enters the sound insulation cover main body 1, and meanwhile, the arrangement of the sound guide component 5 is convenient for prolonging the noise transmission distance in the noise guide process, so that the effect of weakening the noise is achieved.

Please refer to fig. 1 to 4, wherein: the silencing component 4 comprises a fixing frame 401, a group of silencing tubes 402 and a silencing plate 403, the fixing frame 401 is fixedly connected to the inside of the silencing box 3, the group of silencing tubes 402 are fixedly connected to the inside of the fixing frame 401, silencing holes 6 which are uniformly distributed are formed in the middle of the group of silencing tubes 402, the silencing plate 403 is embedded in the front of the silencing box 3, and a group of sound absorbing cotton 12 is embedded in the silencing plate 403.

According to the utility model, the fixing frame 401 is used for supporting the group of silencing tubes 402, when an external wind source surges, the group of silencing tubes 402 are used for facilitating the wind source to enter, then the group of silencing holes 6 are used for reducing the wind whistle noise, then the wind source is continuously transmitted to the interior of the sound insulation cover main body 1 from the silencing plate 403, and the group of sound absorption cotton 12 is used for facilitating the secondary silencing to achieve the left and right sides and ensuring the silencing effect.

Please refer to fig. 1-2, wherein: the cotton frame of amortization 7 of inside fixedly connected with amortization of amortization box 3, mount 401 fixed connection to the inside of the cotton frame of amortization 7, evenly distributed's amortization groove 8 is seted up to the inner wall of the cotton frame of amortization 7.

In the utility model, the noise absorption treatment is facilitated by the arrangement of the silencing cotton frame 7, and the attenuation treatment is facilitated by the arrangement of the silencing grooves 8.

Please refer to fig. 1-3, wherein: the sound guiding assembly 5 comprises a sound guiding box 501, two fixing strips 502 and a set of flaps 503, wherein the two fixing strips 502 are fixedly connected to the top surface and the bottom inside the sound guiding box 501 respectively, the set of flaps 503 are fixedly connected between the two fixing strips 502, and the sound guiding box 501 is fixedly connected to the front surface of the sound deadening box 3.

In the utility model, the arrangement of the two fixing strips 502 is convenient for supporting the group of the folding plates 503, and after noise enters the sound guide box 501, the arrangement of the group of the folding plates 503 is convenient for prolonging the propagation path of the noise, thereby achieving the effect of weakening the noise.

Please refer to fig. 1, in which: two handles 9 are fixedly connected to the front side of the silencing box 3, and a magnet plate 10 is fixedly connected to the front side of the sound insulation cover main body 1.

In the utility model, the arrangement of the two handles 9 is convenient for a user to operate the silencing box 3 according to the use condition, and the arrangement of the magnet plate 10 is convenient for the magnetic connection with the silencing box 3, so that the vent 2 is completely exposed, and the rapid ventilation of the interior of the sound insulation cover main body 1 is convenient when the production is stopped.

Please refer to fig. 1-2, wherein: the back fixedly connected with four T-shaped pieces 11 of amortization box 3, two sliding tray have been seted up on the front of sound proof cover main part 1, and four T-shaped pieces 11 are sliding connection to the inside of two sliding tray respectively.

In the utility model, the four T-shaped blocks 11 are matched with the two sliding grooves, so that the stability of the silencing box 3 in the movement process is ensured, and the phenomena of deviation and falling of the silencing box 3 are reduced.

It should be noted that each device in the present application is a common device in the market, and can be selected according to the requirement when in specific use, and the circuit connection relationship of each device all belongs to a simple series and parallel connection circuit, and there is no innovation point in the circuit connection, and those skilled in the art can easily implement the circuit connection, and belong to the prior art, and are not described again.

The working principle is as follows: the arrangement of the vent 2 on the sound insulation cover main body 1 is utilized to facilitate the normal circulation of the gas in the sound insulation cover main body 1, the arrangement of the silencing component 4 in the silencing box 3 is utilized to facilitate the reduction of the noise generated when the external wind source enters the sound insulation cover main body 1, the arrangement of the fixing frame 401 is utilized to facilitate the supporting function of a group of silencing tubes 402, when the external wind source is gushed, the arrangement of the group of silencing tubes 402 is utilized to facilitate the entry of the wind source, then the arrangement of the group of silencing holes 6 is utilized to facilitate the reduction of the wind whistle, then the wind source is continuously transmitted to the interior of the sound insulation cover main body 1 by the silencing plate 403, the arrangement of the group of sound absorption cotton 12 is utilized to facilitate the achievement of the left and right sides of the secondary silencing to ensure the silencing effect, the arrangement of the silencing cotton frame 7 is utilized to facilitate the adsorption treatment of the noise, the arrangement of the group of the silencing grooves 8 is utilized to facilitate the leading-in of partial noise and the weakening treatment, meanwhile, the arrangement of the sound guide component 5 is utilized to conveniently prolong the noise transmission distance in the noise guide process so as to achieve the effect of weakening noise, the arrangement of the two fixing strips 502 is utilized to conveniently support the group of folding plates 503, after the noise enters the sound guide box 501, the arrangement of the group of folding plates 503 is utilized to conveniently prolong the noise transmission path so as to achieve the effect of weakening noise, when the noise in the sound insulation cover main body 1 is transmitted outwards, the matching use of the sound attenuation component 4 and the sound guide component 5 is utilized to achieve good noise attenuation and reduction effects, the arrangement of the two handles 9 is utilized so that a user can conveniently operate the sound attenuation box 3 according to the use condition, the arrangement of the four T-shaped blocks 11 matched with the two sliding grooves is utilized so as to conveniently ensure the stability of the sound attenuation box 3 in the motion process, the phenomena of deviation and falling of the sound attenuation box 3 are reduced, and the arrangement of the magnet plate 10 is utilized, be convenient for carry out magnetism with amortization box 3 and be connected to make vent 2 expose completely, be convenient for carry out quick ventilation to sound proof cover main part 1 inside when stopping production, whole device can effectually alleviate the noise that produces when external wind regime gets into sound proof cover main part 1, and the phenomenon that can effectual reduction sound proof cover main part 1 internal noise scatter and spread takes place simultaneously, reduces the noise pollution who causes the environment.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. Sound insulation cover air inlet silencing device, including sound insulation cover main part (1), its characterized in that: the sound insulation cover is characterized in that a vent (2) is formed in the sound insulation cover main body (1), a silencing box (3) is connected to the front face of the sound insulation cover main body (1) in a sliding mode, a silencing assembly (4) is arranged in the silencing box (3), and a sound guide assembly (5) is arranged in the silencing box (3).

2. The acoustic hood air intake silencer of claim 1, wherein: amortization subassembly (4) are including mount (401), a set of hush pipe (402) and hush board (403), mount (401) fixed connection is to the inside of hush box (3), and is a set of hush pipe (402) fixed connection is to the inside of mount (401), and is a set of evenly distributed's hush hole (6) all are seted up at the middle part of hush pipe (402), hush board (403) are inlayed and are established to the front of hush box (3), hush board (403) inside is inlayed and is equipped with a set of sound of inhaling cotton (12).

3. The acoustic hood intake air muffler device of claim 2, wherein: the silencing box is characterized in that a silencing cotton frame (7) is fixedly connected to the inside of the silencing box (3), a fixing frame (401) is fixedly connected to the inside of the silencing cotton frame (7), and silencing grooves (8) which are uniformly distributed are formed in the inner wall of the silencing cotton frame (7).

4. The acoustic hood intake air muffler device of claim 1, wherein: the sound guide assembly (5) comprises a sound guide box (501), two fixing strips (502) and a group of folding plates (503), wherein the fixing strips (502) are fixedly connected to the top surface and the bottom inside the sound guide box (501) respectively, the folding plates (503) are fixedly connected between the two fixing strips (502), and the sound guide box (501) is fixedly connected to the front surface of the silencing box (3).

5. The acoustic hood intake air muffler device of claim 1, wherein: the front side of the silencing box (3) is fixedly connected with two handles (9), and the front side of the sound insulation cover main body (1) is fixedly connected with a magnet plate (10).

6. The acoustic hood intake air muffler device of claim 1, wherein: the back fixedly connected with four T-shaped blocks (11) of amortization box (3), two sliding trays have been seted up in the front of sound proof cover main part (1), four T-shaped blocks (11) sliding connection respectively to the inside of two sliding trays.