CN215111272U

CN215111272U - Air pipe silencer

Info

Publication number: CN215111272U
Application number: CN202120414324.5U
Authority: CN
Inventors: 贾雄峰; 陈宇; 陈航
Original assignee: Royal General Purpose Hvac Technology Wuhan Co ltd
Current assignee: Royal General Purpose Hvac Technology Wuhan Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-12-10
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses an air pipe silencer, including ring flange and square shell, the outside fixedly connected with flange fillet of ring flange, the inboard fixedly connected with rivet adapter sleeve of ring flange, and the outside round pin joint of rivet adapter sleeve has connection rivet, square shell sets up in the inboard of rivet adapter sleeve, and square shell's inboard is provided with the semi-arc noise damping piece, the right-hand member of semi-arc noise damping piece is provided with the semi-arc limit piece, and the right side of semi-arc limit piece is provided with first mesh plate, square shell's inside is provided with the semicircle kuppe. This tuber pipe silencer installs the cavity and embeds to attract the cotton, and second mesh board and the cavity is built-in to attract the cotton through the installation, and the second mesh board possesses latticed structure, can increase the surface area of the contact of equipment and sound, has promoted the noise elimination function of equipment, and the cavity is built-in to attract cotton back among sound entering equipment, has played the function of further sound absorption, and then the noise reduction that is showing.

Description

Air pipe silencer

Technical Field

The utility model relates to an tuber pipe silencer technical field specifically is an tuber pipe silencer.

Background

Along with the rapid development of modern economic construction, people also increasingly promote the demand of a tuber pipe silencer, the silencer is the resistive sound absorption and noise reduction principle that has better effect to the middle, high frequency broadband characteristic, has the reactive noise elimination and noise reduction principle and micro-perforation silencer and the impedance combined type silencer of good effect when low, intermediate frequency and pulsation characteristic.

At present, the air pipe silencer applied to economic construction is poor in general quality, so that the use cost of a user is increased, the installation is inconvenient, the operation efficiency is not high, and dangerous accidents are easy to happen, so that the accident handling efficiency of the user is not high.

In view of the above problems, we propose to design a duct silencer for this case.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air pipe silencer to it is relatively poor to solve the production quality when air pipe silencer in-service use that proposes among the above-mentioned background art, and this will just increase user's use cost, inconvenient installation, and operating efficiency is not high-efficient, and takes place dangerous accident easily, makes the not efficient problem of user's handling accident.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air pipe silencer, includes ring flange and square shell, the outside fixedly connected with flange fillet of ring flange, the inboard fixedly connected with rivet adapter sleeve of ring flange, and the outside pin joint of rivet adapter sleeve has connection rivet, square shell sets up in the inboard of rivet adapter sleeve, and the inboard of square shell is provided with the semi-arc noise damping piece, the right-hand member of semi-arc noise damping piece is provided with the semi-arc limit piece, and the right side of semi-arc limit piece is provided with first mesh plate, the inside of square shell is provided with the semicircle kuppe, the both sides of semicircle kuppe are provided with the semicircle limit piece, the inboard of semicircle limit piece is provided with the second mesh plate, and the inboard of second mesh plate is provided with the cavity and embeds to attract the cotton.

Preferably, the flange is a T40 flange.

Preferably, the outer side of the flange plate is fixedly connected with the inner part of the flange fillet, and the flange fillets are horizontally distributed at equal intervals relative to the central axis of the flange plate.

Preferably, the outer side of the rivet connecting sleeve is connected with the inner side of the connecting rivet through a pin, and the connecting rivets are horizontally distributed at equal intervals relative to the central axis of the rivet connecting sleeve.

Preferably, the inner side of the square shell is fixedly connected with the outer side of the semi-arc silencing piece, and the square shell is perpendicular to the semi-arc silencing piece.

Preferably, the right side of the semi-arc edge piece is in adhesive connection with the left side of the first mesh plate, and the first mesh plate is in a latticed structure.

Preferably, the semicircular air guide sleeve is in adhesive connection with the semicircular edge pieces, and the semicircular edge pieces are symmetrically distributed about the central line of the semicircular air guide sleeve.

Preferably, the inner side of the second mesh plate is tightly attached to the outer side of the suction cotton arranged in the cavity, and the second mesh plate is of a latticed structure.

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

1. this tuber pipe silencer is provided with the ring flange, through the ring flange and the flange fillet of installation, the ring flange is solitary flange structure, because the flange fillet is in the horizontal equidistance distribution of axis of ring flange to realized carrying out plug-in connection's mode, can play balanced effect moreover, be convenient for carry out large-scale manufacturing in the later stage, can reduce user's use cost like this, promoted production efficiency.

2. This tuber pipe silencer is provided with the semicircle kuppe, through the semicircle kuppe and the semicircle piece of installation, the semicircle kuppe is owing to the structure of circular arc form, and then has reduced the resistance that the sound wave got into equipment to can make things convenient for the later stage to eliminate the noise and absorb sound.

3. This tuber pipe silencer is provided with the cavity and embeds to attract the cotton, and second mesh board and the cavity is built-in to attract the cotton through the installation, and the second mesh board possesses latticed structure, can increase the surface area of the contact of equipment and sound, has promoted the noise elimination function of equipment, and the cavity is built-in to attract cotton back among sound entering equipment, has played the function of further sound absorption, and then the noise reduction that is showing.

Drawings

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

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

FIG. 3 is a schematic top view of the present invention;

fig. 4 is the schematic diagram of the structure of the utility model with a built-in suction cotton for amplifying the space.

In the figure: 1. a flange plate; 2. a flange fillet; 3. a rivet connecting sleeve; 4. connecting rivets; 5. a square housing; 6. a semi-arc silencing sheet; 7. a semi-arc edge piece; 8. a first mesh plate; 9. a semicircular air guide sleeve; 10. semicircular edge pieces; 11. a second mesh plate; 12. the cavity is internally provided with suction cotton.

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.

Referring to fig. 1-4, the present invention provides a technical solution:

an air pipe silencer comprises a flange plate 1 and a square shell 5, wherein a flange fillet 2 is fixedly connected to the outer side of the flange plate 1, the outer side of the flange plate 1 is fixedly connected with the inner part of the flange fillet 2, the flange fillet 2 is distributed at equal intervals in relation to the horizontal axis of the flange plate 1, the flange plate 1 is of an independent flange structure, the flange fillet 2 is distributed at equal intervals in relation to the horizontal axis of the flange plate 1, so that a splicing connection mode is realized, a balance effect can be achieved, large-scale production and manufacturing in the later period are facilitated, the use cost of a user can be reduced, the production efficiency is improved, a rivet connecting sleeve 3 is fixedly connected to the inner side of the flange plate 1, a connecting rivet 4 is connected to the outer side of the rivet connecting sleeve 3 through a pin, the outer side of the rivet connecting sleeve 3 is connected with the inner side of the connecting rivet 4 through a pin, and the connecting rivets 4 are distributed at equal intervals in relation to the horizontal axis of the rivet connecting sleeve 3, can play stable connection, convenience for users to assemble and disassemble, firm in connection, the square shell 5 is arranged at the inner side of the rivet connecting sleeve 3, the inner side of the square shell 5 is provided with the semi-arc silencing sheet 6, the inner side of the square shell 5 is fixedly connected with the outer side of the semi-arc silencing sheet 6, and the square shell 5 and the semi-arc silencing sheet 6 are perpendicular to each other, so that sound can smoothly enter the equipment, the right end of the semi-arc silencing sheet 6 is provided with the semi-arc edge sheet 7, the right side of the semi-arc edge sheet 7 is provided with the first mesh plate 8, the right side of the semi-arc edge sheet 7 is in adhesive connection with the left side of the first mesh plate 8, the first mesh plate 8 is in a latticed structure, the first mesh plate 8 has a latticed structure, the surface area of the equipment in contact with the sound can be increased, the silencing function of the equipment is improved, the semi-circular flow guide cover 9 is arranged inside the square shell 5, semicircular edge pieces 10 are arranged on two sides of a semicircular air guide sleeve 9, the semicircular air guide sleeve 9 is in adhesive connection with the semicircular edge pieces 10, the semicircular edge pieces 10 are symmetrically distributed about the center line of the semicircular air guide sleeve 9, the semicircular air guide sleeve 9 is in a circular arc structure, so that the resistance of sound waves entering equipment is reduced, noise elimination and sound absorption can be conveniently carried out in the later period, a second mesh plate 11 is arranged on the inner side of the semicircular edge pieces 10, cavity built-in suction cotton 12 is arranged on the inner side of the second mesh plate 11, the inner side of the second mesh plate 11 is tightly attached to the outer side of the cavity built-in suction cotton 12, the second mesh plate 11 is in a grid structure, the surface area of the equipment in contact with sound can be increased, the noise elimination function of the equipment is improved, the cavity built-in suction cotton 12 plays a role in further sound absorption after the sound enters the equipment, thereby remarkably reducing noise.

The working principle is as follows: the air pipe silencer using method comprises the steps that firstly, a worker can set a flange plate 1 in advance, and then a flange fillet 2 is set on the outer side of the flange plate 1, so that bolt connection can be conveniently carried out at a later stage according to needs, operation and assembly are convenient, a rivet connecting sleeve 3 can be set on the inner side of the flange plate 1, the strength of equipment is enhanced by utilizing connecting rivets 4 distributed on the outer side of the rivet connecting sleeve 3 at equal intervals, and then a square shell 5 is set on the inner side of the rivet connecting sleeve 3, so that the equipment forms a channel to facilitate sound entering, a semi-arc silencing sheet 6 can be fixedly connected on the inner side of the square shell 5, and a semi-arc side sheet 7 is set on the inner side of the semi-arc silencing sheet 6, so that the semi-arc side sheet 7 and a first mesh plate 8 are conveniently and firmly connected, and because the first mesh plate 8 has a latticed structure, thereby increased the area of inhaling the sound, increased the effect of inhaling the sound, can set up semicircle kuppe 9 in square shell 5's inside, can make the more convenient entering equipment of sound under the interact of semicircle kuppe 9 and semicircle limit piece 10, reach the effect of inhaling the sound and making an uproar and fall under the built-in interact that attracts cotton 12 of second mesh plate 11 and cavity.

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 an tuber pipe silencer, includes ring flange (1) and square shell (5), its characterized in that: the outer side of the flange plate (1) is fixedly connected with a flange fillet (2), the inner side of the flange plate (1) is fixedly connected with a rivet connecting sleeve (3), and the outer side of the rivet connecting sleeve (3) is in pin connection with a connecting rivet (4), the square shell (5) is arranged on the inner side of the rivet connecting sleeve (3), and the inner side of the square shell (5) is provided with a semi-arc silencing sheet (6), the right end of the semi-arc silencing sheet (6) is provided with a semi-arc edge sheet (7), a first mesh plate (8) is arranged on the right side of the semi-arc edge sheet (7), a semi-circular air guide sleeve (9) is arranged inside the square shell (5), the two sides of the semicircular air guide sleeve (9) are provided with semicircular edge pieces (10), the inner sides of the semicircular edge pieces (10) are provided with second mesh plates (11), and the inner side of the second mesh plate (11) is provided with a cavity built-in suction cotton (12).

2. The ducted muffler of claim 1, wherein: the outer side of the flange plate (1) is fixedly connected with the inner part of the flange fillet (2), and the flange fillets (2) are distributed in the horizontal equidistance mode relative to the central axis of the flange plate (1).

3. The ducted muffler of claim 1, wherein: the outer side of the rivet connecting sleeve (3) is connected with the inner side of the connecting rivet (4) in a pin joint mode, and the connecting rivets (4) are distributed in the horizontal equal distance mode relative to the central axis of the rivet connecting sleeve (3).

4. The ducted muffler of claim 1, wherein: the inner side of the square shell (5) is fixedly connected with the outer side of the semi-arc silencing sheet (6), and the square shell (5) is perpendicular to the semi-arc silencing sheet (6).

5. The ducted muffler of claim 1, wherein: the right side of the semi-arc edge piece (7) is connected with the left side of the first mesh plate (8) in an adhesion manner, and the first mesh plate (8) is of a latticed structure.

6. The ducted muffler of claim 1, wherein: the semicircular air guide sleeve (9) is in adhesive connection with the semicircular edge pieces (10), and the semicircular edge pieces (10) are symmetrically distributed about the central line of the semicircular air guide sleeve (9).

7. The ducted muffler of claim 1, wherein: the inner side of the second mesh plate (11) is tightly attached to the outer side of the suction cotton (12) arranged in the cavity, and the second mesh plate (11) is of a latticed structure.