CN212840062U - Intake silencer for reducing frequency noise - Google Patents
Intake silencer for reducing frequency noise Download PDFInfo
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- CN212840062U CN212840062U CN202021726249.8U CN202021726249U CN212840062U CN 212840062 U CN212840062 U CN 212840062U CN 202021726249 U CN202021726249 U CN 202021726249U CN 212840062 U CN212840062 U CN 212840062U
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- silencer
- muffler
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- sound
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Abstract
The utility model discloses a reduce muffler of admitting air of noise frequently relates to muffler technical field that admits air, including the muffler main part, one side surface of muffler main part is provided with fixed frame, one side of connecting the frame is provided with the gas outlet, the upper end of gas outlet is provided with the sealed lid of triangle and ring flange, the sealed one side that lies in the ring flange of triangle, the upper end of muffler main part is provided with the baffle, the opposite side of muffler main part is provided with the air inlet, the inner wall of muffler main part is provided with inhales the sound cotton, it is provided with the amortization steel wire pipe to inhale cotton one side of sound. This muffler that admits air of noise frequently reduces through at the inside integrated low frequency noise cancelling structure of muffler, reaches good noise cancelling effect to eliminate the noise of high frequency intermediate frequency low frequency, improved the travelling comfort of equipment, the size is littleer, and the weight is lighter, promotes the space utilization of muffler, and simple to operate is swift, brings better use prospect.
Description
Technical Field
The utility model relates to an air intake muffler technical field specifically is an air intake muffler of noise frequently reduces.
Background
The silencer is a noise reduction device which can be used for a gas flow pipeline with noise transmission, such as a pipeline and an elbow with sound absorption linings or a pipeline with suddenly changed sectional area and other discontinuous acoustic impedances, and the like, so that the noise in the pipeline is attenuated or reflected, the former is called a resistive silencer, the latter is also provided with an impedance composite silencer, the types of the silencers are various, but the silencer can be divided into six main types, namely the resistive silencer, the impedance composite silencer, a micro-perforated plate silencer, a small hole silencer and an active silencer, according to the silencing mechanism.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reduce muffler that admits air of noise frequently to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: including the muffler main part, one side surface of muffler main part is provided with waterproof installation shell mechanism, waterproof installation shell mechanism includes frame, water proof coating, installation piece, mounting hole, one side of waterproof installation shell mechanism is provided with fixed frame, the one side of connecting the frame is provided with the gas outlet, the upper end of gas outlet is provided with the sealed lid of triangle and ring flange, the sealed one side that lies in the ring flange of triangle, the upper end of muffler main part is provided with the baffle, the opposite side of muffler main part is provided with the air inlet, the inner wall of muffler main part is provided with inhales the sound cotton, it is provided with the amortization steel wire pipe to inhale the cotton one side of sound, the inside of muffler main part is provided with the silencer, one side of gas outlet is provided.
Preferably, be provided with the fixed glue between muffler main part and the fixed frame, and one side surface of muffler main part is connected through the fixed glue and one side fixed surface of fixed frame, be provided with the welding mouth between muffler main part and the air inlet, and the opposite side surface of muffler main part is connected through the one side fixed surface of welding mouth and air inlet.
Preferably, a screw is arranged between the silencer main body and the partition plate, and the outer surface of the upper end of the silencer main body is fixedly connected with the outer surface of one side of the partition plate through the screw.
Preferably, a mounting hole is formed between the triangular sealing cover and the air outlet, and the outer surface of one side of the triangular sealing cover is detachably connected with the outer surface of the upper end of the air outlet through the mounting hole.
Preferably, be provided with the powerful glue between inhaling the sound cotton and the muffler main part, just inhale one side surface of sound cotton and pass through the powerful glue and be connected with one side internal surface fixed of muffler main part.
Preferably, an adhesive is arranged between the silencing steel wire pipe and the sound absorption cotton, and the outer surface of one side of the silencing steel wire pipe is fixedly connected with the outer surface of the other side of the sound absorption cotton through the adhesive.
Preferably, a welding block is arranged between the exhaust pipe and the air outlet, and the outer surface of one side of the exhaust pipe is fixedly connected with the outer surface of one side of the air outlet through the welding block.
Compared with the prior art, the beneficial effects of the utility model are that: the air inlet silencer for reducing the frequency noise comprises a plurality of clapboards, a channel is connected with an air inlet and an air outlet, sound-absorbing cotton is fully distributed on the inner wall of the silencer, a silencing steel wire pipe is arranged between the sound-absorbing cotton and the clapboards, and a plurality of groups of silencers are arranged inside the silencer, so that a good silencing effect is achieved by integrating a low-frequency silencing structure inside the silencer, the noise of high frequency, medium frequency and low frequency is eliminated, the comfort of equipment is improved, the size is smaller, the weight is lighter, the space utilization rate of the silencer is improved, the installation is convenient and fast, a waterproof installation shell mechanism is arranged, the silencer is composed of an outer frame, waterproof paint, an installation block and an installation hole, a layer of waterproof paint is coated on the surface of the outer frame, the effect of isolating moisture can be achieved, the silencer can be well protected from being soaked by water stain to cause damage, and the protection performance of the silencer, the safety in utilization can be high, is equipped with a set of installation piece and mounting hole respectively in the four corners of frame, and the people's of very being convenient for installation and dismantlement are convenient for simultaneously and people overhaul.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the waterproof mounting housing mechanism of the present invention;
fig. 4 is a schematic diagram of the internal structure of the present invention.
In the figure: 1. silencer main part, 2, fixed frame, 3, the sealed lid of triangle, 4, gas outlet, 5, the air inlet, 6, baffle, 7, the ring flange, 8, inhale the sound cotton, 9, the steel wire pipe of amortization, 10, blast pipe, 11, silencer, 12, waterproof installation shell mechanism, 1201, the frame, 1202, waterproof coating, 1203, installation piece, 1204, mounting hole.
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 inlet silencer for reducing frequency noise comprises a silencer main body 1, a waterproof installation shell mechanism 12 is arranged on the outer surface of one side of the silencer main body 1, the waterproof installation shell mechanism 12 comprises an outer frame 1201, waterproof paint 1202, an installation block 1203 and an installation hole 1204, a fixed frame 2 is arranged on one side of the waterproof installation shell mechanism 12, an air outlet 4 is arranged on one side of a connection frame 2, a triangular sealing cover 3 and a flange 7 are arranged at the upper end of the air outlet 4, the triangular sealing cover 3 is positioned on one side of the flange 7, a partition plate 6 is arranged at the upper end of the silencer main body 1, an air inlet 5 is arranged on the other side of the silencer main body 1, sound-absorbing cotton 8 is arranged on the inner wall of the silencer main body 1, a silencing steel wire pipe 9 is arranged on one side of the sound-absorbing cotton 8, a silencer 11 is arranged inside the silencer main body 1, an exhaust pipe, the outer surface of one side of the silencer main body 1 is fixedly connected with the outer surface of one side of the fixed frame 2 through fixing glue, a welding port is arranged between the silencer main body 1 and the air inlet 5, the outer surface of the other side of the silencer main body 1 is fixedly connected with the outer surface of one side of the air inlet 5 through the welding port, a plurality of partition plates 6 are fixed on the silencer, a channel is connected with the air inlet 5 and the air outlet 4, sound-absorbing cotton 8 is fully distributed on the inner wall of the silencer, a silencing steel wire pipe 9 is arranged between the sound-absorbing cotton 8 and the partition plates 6, a plurality of groups of silencers 11 are also arranged inside the silencer main body 1, screws are arranged between the silencer main body 1 and the partition plates 6, the outer surface of the upper end of the silencer main body 1 is fixedly connected with the outer surface of one side of the partition plates 6 through the screws, a low-frequency silencing structure is integrated inside the, and one side of the outer surface of the triangular sealing cover 3 is detachably connected with the upper end of the air outlet 4 through the mounting hole, the structure is compact, the connection is tight, strong glue is arranged between the sound absorption cotton 8 and the silencer main body 1, and one side of the outer surface of the sound absorption cotton 8 is fixedly connected with one side of the inner surface of the silencer main body 1 through the strong glue, the comfort of the equipment is improved, the size is smaller, the weight is lighter, an adhesive is arranged between the sound absorption steel wire pipe 9 and the sound absorption cotton 8, one side of the outer surface of the sound absorption steel wire pipe 9 is fixedly connected with the other side of the outer surface of the sound absorption cotton 8 through the adhesive, the silencing effect is further enhanced, a welding block is arranged between the exhaust pipe 10 and the air outlet 4, one side of the outer surface of the exhaust pipe 10 is fixedly connected with one side of the outer surface of the air outlet 4 through the, by frame 1201, water proof coating 1202, installation piece 1203 and mounting hole 1204 constitute, scribble one deck water proof coating 1202 on the surface of frame 1201, can play the effect of isolated moisture, protection muffler that can be fine is not soaked by water stain and is leaded to destroying, the barrier propterty of muffler has been improved, high safety in utilization performance, four corners at frame 1201 is equipped with a set of installation piece 1203 and mounting hole 1204 respectively, the people's installation and the dismantlement of being convenient for very much, the people of being convenient for overhaul simultaneously.
The working principle is as follows: the utility model comprises a silencer main body 1, a fixed frame 2, a triangular sealing cover 3, an air outlet 4, an air inlet 5, a clapboard 6, a flange 7, sound-absorbing cotton 8, a sound-absorbing steel wire pipe 9, an exhaust pipe 10, a silencer 11, a waterproof mounting shell mechanism 12, an outer frame 1201, waterproof paint 1202, a mounting block 1203 and a mounting hole 1204, when in use, a plurality of clapboards 6 are fixed on the silencer, the channel is connected with the air inlet 5 and the air outlet 4, the inner wall of the silencer is covered with sound-absorbing cotton 8, a silencing steel wire pipe 9 is arranged between the sound-absorbing cotton 8 and the clapboards 6, a plurality of groups of silencers 11 are also arranged inside the silencer, a good silencing effect is achieved by integrating a low-frequency silencing structure inside the silencer, thereby eliminated the noise of high frequency intermediate frequency low frequency, improved the travelling comfort of equipment, the size is littleer, and weight is lighter, has promoted the space utilization of muffler, and simple to operate is swift.
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 (7)
1. A intake silencer for reducing noise at a low frequency, comprising a silencer body (1), characterized in that: the silencer is characterized in that a waterproof mounting shell mechanism (12) is arranged on the outer surface of one side of the silencer main body (1), the waterproof mounting shell mechanism (12) comprises an outer frame (1201), waterproof paint (1202), a mounting block (1203) and a mounting hole (1204), a fixed frame (2) is arranged on one side of the waterproof mounting shell mechanism (12), an air outlet (4) is arranged on one side of the fixed frame (2), a triangular sealing cover (3) and a flange plate (7) are arranged at the upper end of the air outlet (4), the triangular sealing cover (3) is positioned on one side of the flange plate (7), a partition plate (6) is arranged at the upper end of the silencer main body (1), an air inlet (5) is arranged on the other side of the silencer main body (1), sound-absorbing cotton (8) is arranged on the inner wall of the silencer main body (1), and a sound-absorbing steel wire, a silencer (11) is arranged in the silencer main body (1), and an exhaust pipe (10) is arranged on one side of the air outlet (4).
2. The intake silencer for reducing noise at a frequency of claim 1, wherein: be provided with the fixed glue between muffler main part (1) and fixed frame (2), and one side surface of muffler main part (1) is connected through the fixed glue and one side surface fixed connection of fixed frame (2), be provided with the welding mouth between muffler main part (1) and air inlet (5), and the opposite side surface of muffler main part (1) is connected through the one side surface fixed connection of welding mouth and air inlet (5).
3. The intake silencer for reducing noise at a frequency of claim 1, wherein: a screw is arranged between the silencer main body (1) and the partition plate (6), and the outer surface of the upper end of the silencer main body (1) is fixedly connected with the outer surface of one side of the partition plate (6) through the screw.
4. The intake silencer for reducing noise at a frequency of claim 1, wherein: a mounting opening is formed between the triangular sealing cover (3) and the air outlet (4), and the outer surface of one side of the triangular sealing cover (3) is detachably connected with the outer surface of the upper end of the air outlet (4) through the mounting opening.
5. The intake silencer for reducing noise at a frequency of claim 1, wherein: inhale and be provided with the super glue between sound cotton (8) and muffler main part (1), just inhale one side surface of sound cotton (8) and pass through the internal surface fixed connection of one side of super glue and muffler main part (1).
6. The intake silencer for reducing noise at a frequency of claim 1, wherein: and an adhesive is arranged between the silencing steel wire pipe (9) and the sound absorption cotton (8), and the outer surface of one side of the silencing steel wire pipe (9) is fixedly connected with the outer surface of the other side of the sound absorption cotton (8) through the adhesive.
7. The intake silencer for reducing noise at a frequency of claim 1, wherein: a welding block is arranged between the exhaust pipe (10) and the air outlet (4), and the outer surface of one side of the exhaust pipe (10) is fixedly connected with the outer surface of one side of the air outlet (4) through the welding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021726249.8U CN212840062U (en) | 2020-08-18 | 2020-08-18 | Intake silencer for reducing frequency noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021726249.8U CN212840062U (en) | 2020-08-18 | 2020-08-18 | Intake silencer for reducing frequency noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212840062U true CN212840062U (en) | 2021-03-30 |
Family
ID=75138429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021726249.8U Active CN212840062U (en) | 2020-08-18 | 2020-08-18 | Intake silencer for reducing frequency noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212840062U (en) |
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2020
- 2020-08-18 CN CN202021726249.8U patent/CN212840062U/en active Active
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