CN217813632U

CN217813632U - Silencer for air inlet and outlet pipes of generator

Info

Publication number: CN217813632U
Application number: CN202222295080.0U
Authority: CN
Inventors: 欧道平
Original assignee: Chongqing Oumiao Ruiyuan Machinery Manufacturing Co ltd
Current assignee: Chongqing Oumiao Ruiyuan Machinery Manufacturing Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-11-15
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a generator business turn over trachea silencer, including the generator trachea, the tracheal mouth of pipe integration of generator is connected with the end plate, the generator trachea interpolation is equipped with the silencer. This application is through cartridge silencer on generator business turn over trachea, realizes reducing the noise that generator business turn over gas produced, and noise pollution abatement, the dismouting of silencer is very convenient, is favorable to its subsequent maintenance and change to, simple structure, convenient to use can't propagate the sound principle and consume air current kinetic energy according to the vacuum, realizes that the high efficiency of noise weakens, possesses the splendid noise elimination function of making an uproar of falling.

Description

Silencer for air inlet and outlet pipes of generator

Technical Field

The utility model relates to a generator technical field especially relates to a generator business turn over trachea silencer.

Background

The noise of the generator set is a comprehensive plane sound source which is mainly formed by collecting 6 types of noise sources of exhaust noise, mechanical noise, combustion noise, cooling fans, exhaust noise, intake noise and generator noise. In actual work, the whole engine is selected, so that the difficulty of taking control measures by the unit is high, and the unit is unrealistic, so that the operation can be started only from the outside, namely, the operation can be started from the air inlet and outlet noise of the generator.

At present, still there is the defect to the noise processing of generator business turn over gas, firstly, the business turn over gas noise eliminator of generator does not belong to generating set itself, but the noise elimination measure of taking, so, need it to make things convenient for dismouting to maintain and change, secondly, the noise that the generator business turn over gas produced is great, present silencer adopts noise-eliminating material to inhale the sound more, reach the noise elimination purpose, and the silencer is short excessively, during the use, can't effectually deepen in the generator business turn over gas pipe, thereby reach effectual noise elimination effect, therefore, this application provides a generator business turn over gas pipe silencer, not only do benefit to the dismouting and maintain, can deepen in the generator business turn over gas pipe inside more, can't propagate sound principle and consume the air current kinetic energy according to the vacuum, realize the high efficiency of noise weakens, possess the splendid noise elimination function of making an uproar.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a silencer for an air inlet and outlet pipe of a generator.

In order to realize the purpose, the utility model adopts the following technical scheme:

a silencer for an air inlet pipe and an air outlet pipe of a generator comprises an air pipe of the generator, wherein the pipe orifice of the air pipe of the generator is integrally connected with an end plate, and the silencer is inserted in the air pipe of the generator;

the silencer comprises a mounting plate, the mounting plate is connected with the end plates through a plurality of clamping plates, the mounting plate is integrally connected with a plurality of silencing joints, and the silencing joints are inserted into a generator air pipe.

Furthermore, three groups of silencing joints sequentially connected by the mounting plate are arranged, the three groups of silencing joints are integrally connected, each silencing joint comprises a shell wall and an inner shell wall, a vacuum cavity is arranged between the shell wall and the inner shell wall, a fixing block is arranged at the joint of the adjacent silencing joints, a plurality of silencing holes are transversely arranged on the fixing block in a penetrating mode, and silencing cotton is adhered to the inner surface of the inner shell wall.

Further, the noise elimination knot is arranged in a gyro shape.

Furthermore, one end of the silencing joint far away from the mounting plate is fixedly connected with a corrugated hose.

Further, an annular rubber air ring is arranged between the end plate and the mounting plate.

Furthermore, the cardboard is the L shaped plate, the one end and the mounting panel of cardboard rotate to be connected, the other end and the end plate butt of cardboard, the cardboard of installation is provided with eight groups on the mounting panel.

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

this application is through cartridge silencer on generator business turn over trachea, realizes reducing the noise that generator business turn over gas produced, and noise pollution abatement, the dismouting of silencer is very convenient, is favorable to its subsequent maintenance and change to, simple structure, convenient to use can't propagate the sound principle and consume air current kinetic energy according to the vacuum, realizes that the high efficiency of noise weakens, possesses the splendid noise elimination function of making an uproar of falling.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention.

Fig. 1 is a schematic view of an installation three-dimensional structure of a silencer of an air inlet and outlet pipe of a generator according to the present invention;

fig. 2 is a schematic view of a muffler dismounting structure of the muffler for the air inlet and outlet pipe of the generator according to the present invention;

fig. 3 is a schematic structural view of a muffler of an air inlet and outlet pipe of a generator according to the present invention;

fig. 4 is a schematic view of a partial cross-sectional structure of a front view of a silencer of an air inlet and outlet pipe of a generator according to the present invention.

In the figure: 1-generator air pipe, 2-silencer, 3-end plate, 4-silencing joint, 5-clamping plate, 6-annular rubber air ring, 7-mounting plate, 8-corrugated hose, 9-silencing hole, 10-fixing block, 11-silencing cotton, 12-shell wall, 13-vacuum cavity and 14-inner shell wall.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the silencer for the air inlet and outlet pipe of the generator comprises a generator air pipe 1, wherein a pipe orifice of the generator air pipe 1 is integrally connected with an end plate 3, and a silencer 2 is inserted into the generator air pipe 1;

silencer 2 includes mounting panel 7, be connected through a plurality of cardboard 5 between mounting panel 7 and the end plate 3, mounting panel 7 integration is connected with a plurality of noise elimination festival 4, and 4 cartridge of a plurality of noise elimination festival are in generator trachea 1.

In the embodiment, a silencer 2 is inserted in a generator air pipe 1, wherein the generator air pipe 1 comprises a generator air inlet pipe and a generator air outlet pipe which are respectively used for oxygen supply and combustion chamber waste gas emission when a generator cylinder works;

silencer 2 includes a plurality of noise elimination festival 4 that mounting panel 7 and its integration are connected, with a plurality of noise elimination festival 4 cartridge in generator trachea 1, wherein, is connected through a plurality of cardboard 5 between mounting panel 7 and the end plate 3, and the business turn over gas of generator can discharge behind noise elimination festival 4, can reduce the noise that the amplifier business turn over gas produced, reduces noise pollution, 2 easy dismounting of silencer are convenient for maintain it and change.

Referring to fig. 3 and 4, three groups of silencing joints 4 connected in sequence by a mounting plate 7 are provided, the three groups of silencing joints 4 are integrally connected, each silencing joint 4 comprises an outer shell wall 12 and an inner shell wall 14, a vacuum cavity 13 is arranged between each outer shell wall 12 and each inner shell wall 14, a fixing block 10 is arranged at the joint of adjacent silencing joints 4, a plurality of silencing holes 9 are transversely arranged on the fixing block 10 in a penetrating manner, and silencing cotton 11 is adhered to the inner surface of each inner shell wall 14.

In this embodiment, the sound attenuation section 4 comprises an outer shell wall 12 and an inner shell wall 14, and a vacuum cavity 13 is arranged between the outer shell wall 12 and the inner shell wall 14, when airflow flows from the inner shell wall 14, noise is generated, but a medium is required for sound transmission, so the arrangement of the vacuum cavity 13 can effectively block sound transmission, thereby achieving the sound attenuation function;

when the air flow is transmitted between the silencing joints 4, the air flow can circularly flow between the silencing holes 9 and the insides of the silencing joints 4, the air flow is compressed and flows at a high speed in the silencing holes 9 and expands in the silencing joints 4, and in the process, the kinetic energy of the air flow is consumed, the noise generated by the vibration of the air flow is reduced, and the silencing effect is achieved;

the inner surface of the inner shell wall 14 is adhered with silencing cotton 11, which has sound absorption effect and further reduces the noise of the inlet and outlet of the generator.

The silencing joints 4 are arranged in a gyro shape, so that kinetic energy can be consumed when air flows between the gyro-shaped silencing joints 4, noise generated by vibration of the air flow is reduced, and a silencing effect is achieved.

Wherein, the one end of 4 ends of eliminating the noise festival that keep away from mounting panel 7 is fixed connection with corrugated hose 8, and wherein, only 4 ends of eliminating the noise in the generator intake pipe are connected with corrugated hose 8 for the pipeline extends, makes silencer 2 can be more deep into in the generator intake pipe.

Wherein, be provided with annular rubber gas ring 6 between end plate 3 and the mounting panel 7 for be not rigid contact between end plate 3 and the mounting panel 7, can not be because of the vibration transmission that contacts each other and lead to, thereby avoid the sound propagation.

Wherein, cardboard 5 is the L shaped plate, the one end of cardboard 5 is rotated with mounting panel 7 and is connected, the other end and the 3 butts of end plate of cardboard 5, cardboard 5 of installation is provided with eight groups on the mounting panel 7, and when end plate 3 and mounting panel 7 were connected, rotatory cardboard 5, with

cardboard

5 and 3 butts of end plate, equally, when needing to pull down silencer 2, with cardboard 5 break away from end plate 3 can, silencer 2 installation dismantlement is convenient, makes things convenient for the maintenance and the change of silencer 2.

The utility model discloses a theory of operation and use flow: the silencer 2 is inserted in the generator air pipe 1, so that the silencing effect of the air inlet and the air outlet of the generator is realized, wherein the generator air pipe 1 comprises a generator air inlet pipe and a generator air outlet pipe which are respectively used for oxygen supply and combustion chamber waste gas emission when a generator cylinder works;

the silencer 2 comprises a mounting plate 7 and a plurality of silencing joints 4 integrally connected with the mounting plate, and the silencing joints 4 are inserted into the generator air pipe 1, wherein the mounting plate 7 is connected with the end plate 3 through a plurality of clamping plates 5, and inlet and outlet air of the generator is discharged after passing through the silencing joints 4, so that noise generated by inlet and outlet air of the amplifier can be reduced, noise pollution is reduced, the silencer 2 is convenient to disassemble and assemble, and is convenient to maintain and replace;

the three groups of silencing joints 4 sequentially connected by the mounting plate 7 are arranged, the three groups of silencing joints 4 are integrally connected, each silencing joint 4 comprises a shell wall 12 and an inner shell wall 14, a vacuum cavity 13 is arranged between each shell wall 12 and each inner shell wall 14, a fixing block 10 is arranged at the joint of every two adjacent silencing joints 4, a plurality of silencing holes 9 transversely penetrate through each fixing block 10, and silencing cotton 11 is adhered to the inner surface of each inner shell wall 14.

The sound attenuation section 4 comprises an outer shell wall 12 and an inner shell wall 14, wherein a vacuum cavity 13 is arranged between the outer shell wall 12 and the inner shell wall 14, when airflow flows from the inner shell wall 14, noise is generated, but a medium is needed for sound transmission, so the arrangement of the vacuum cavity 13 can effectively block sound transmission, and thus, the sound attenuation function is achieved;

when the air flow is transmitted between the silencing joints 4, the air flow circularly flows between the silencing holes 9 and the interiors of the silencing joints 4, the air flow is compressed and flows at a high speed in the silencing holes 9 and expands in the interiors of the silencing joints 4, in the process, the kinetic energy of the air flow is consumed, the noise generated by the vibration of the air flow is reduced, and the silencing effect is achieved;

To sum up, this application realizes reducing the noise that generator business turn over gas produced through cartridge silencer 2 on generator business turn over trachea, reduces noise pollution, and silencer 2's dismouting is very convenient, is favorable to its subsequent maintenance and change, according to the unable sound principle of propagating in vacuum and consuming air current kinetic energy, realizes that the high efficiency of noise weakens, possesses the splendid noise elimination function of making an uproar of falling.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A silencer for an air inlet pipe and an air outlet pipe of a generator comprises a generator air pipe (1), and is characterized in that an end plate (3) is integrally connected to a pipe opening of the generator air pipe (1), and a silencer (2) is inserted in the generator air pipe (1);

silencer (2) include mounting panel (7), be connected through a plurality of cardboard (5) between mounting panel (7) and end plate (3), mounting panel (7) integration is connected with a plurality of noise elimination festival (4), and a plurality of noise elimination festival (4) cartridge is in generator trachea (1).

2. The intake-exhaust pipe silencer of the generator according to claim 1, wherein the silencing joints (4) connected in sequence by the mounting plate (7) are provided in three groups, the three groups of silencing joints (4) are integrally connected, the silencing joints (4) comprise an outer shell wall (12) and an inner shell wall (14), a vacuum cavity (13) is arranged between the outer shell wall (12) and the inner shell wall (14), a fixing block (10) is arranged at the joint of the adjacent silencing joints (4), a plurality of silencing holes (9) are transversely arranged on the fixing block (10), and silencing cotton (11) is adhered to the inner surface of the inner shell wall (14).

3. Generator air inlet and outlet pipe muffler according to claim 2, wherein the sound-absorbing joint (4) is a top-like arrangement.

4. The generator intake-exhaust pipe silencer according to claim 3, wherein the end of the silencing joint (4) away from the mounting plate (7) is fixedly connected with a corrugated hose (8).

5. Generator inlet/outlet pipe muffler according to claim 4, characterized in that an annular rubber balloon (6) is arranged between the end plate (3) and the mounting plate (7).

6. The silencer for air inlet and outlet pipes of power generators as claimed in claim 5, wherein the clamping plates (5) are L-shaped plates, one end of each clamping plate (5) is rotatably connected with the mounting plate (7), the other end of each clamping plate (5) is abutted against the end plate (3), and eight groups of clamping plates (5) are arranged on the mounting plate (7).