CN209859609U - Shunting cylinder muffler - Google Patents

Abstract

The utility model relates to an environmental protection noise processing technology field especially relates to a shunting cylinder muffler, the novel nipple rectifier comprises a cylindrical shel, the sound inlet has been seted up to the one end of barrel, the sound outlet has been seted up to the other end of barrel, first amortization storehouse has been seted up between sound inlet and the sound outlet, first amortization storehouse communicates with sound inlet and sound outlet each other, second amortization storehouse has been seted up to the top in first amortization storehouse, it is equipped with first acoustic celotex board to press from both sides between first amortization storehouse and the second amortization storehouse, first acoustic celotex board has been seted up near the one end of sound inlet, first acoustic celotex board runs through first acoustic celotex board, and communicate first amortization storehouse and second amortization storehouse each other, first acoustic celotex board has been seted up near the one end of sound outlet, first sound outlet runs through first acoustic celotex board, and communicate first amortization storehouse and second amortization. The utility model discloses in, through having used amortization layer and amortization honeycomb panel, and designed corrugate amortization storehouse, realized making an uproar fast falling, the practicality is strong, is fit for promoting.

Description

Shunting cylinder muffler

Technical Field

The utility model relates to an environmental protection noise processing technology field especially relates to a shunting cylinder muffler.

Background

Along with the development of science and technology, people's life changes with the change of covering the ground, but noise pollution is more and more serious, the serious influence is the healthy rest of people, the muffler is a device that prevents sound propagation and allows the air current to pass through, is the important measure of noise elimination, the muffler is the product that most machinery all need use, the size of various mechanical noises is not only influenced to the good or bad of muffler performance, and also cause very serious influence to personnel's health condition, the muffler on the market at present is mostly discharged after directly passing through the amortization pipeline amortization, because the contact time of gas and muffler cavity is short, therefore current muffler noise cancelling effect is poor, for this reason, we propose a shunting sound absorber, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the silencing effect is poor among the prior art, and a shunting cylinder muffler that proposes.

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

designing a shunting cylinder silencer, comprising a cylinder body, wherein one end of the cylinder body is provided with a sound inlet, the other end of the cylinder body is provided with a sound outlet, a first silencing bin is arranged between the sound inlet and the sound outlet, the first silencing bin is communicated with the sound inlet and the sound outlet, a second silencing bin is arranged above the first silencing bin, a first sound insulating board is clamped between the first silencing bin and the second silencing bin, one end of the first sound insulating board, which is close to the sound inlet, is provided with a first sound absorbing port, the first sound absorbing port penetrates through the first sound insulating board and is communicated with the first silencing bin and the second silencing bin, one end of the first sound insulating board, which is close to the sound outlet, is provided with a first sound outlet, the first sound outlet penetrates through the first sound insulating board and is communicated with the second silencing bin, and a third silencing bin is arranged below the first silencing bin, the utility model discloses a sound attenuation storehouse, including first amortization storehouse, third amortization storehouse, first amortization storehouse and third amortization storehouse are equipped with the second acoustic celotex board between first amortization storehouse and the third amortization storehouse, the second acoustic celotex board has been seted up near the one end of sound outlet to be close to the one end of sound outlet, the second is inhaled the sound mouth and is run through the lateral wall of second acoustic celotex board, and communicates first amortization storehouse and third amortization storehouse mutually, fixed welding has amortization honeycomb panel on the inner wall in first amortization storehouse, second amortization storehouse and third amortization storehouse, and the perisporium is the ripple folded form, the parcel has the amortization layer on the perisporium of the outside of barrel.

Preferably, the amortization layer includes cotton layer, amortization asbestos layer and metal protection layer, fixed parcel has the cotton layer on the outer wall of barrel, fixed parcel has amortization asbestos layer on the outer wall on cotton layer, fixed parcel has metal protection layer on the outer wall on amortization asbestos layer.

Preferably, the silencing cellular boards are fixedly connected to the positions with the shortest perimeter of the inner walls of the first silencing bin, the second silencing bin and the third silencing bin, and the number of the silencing cellular boards is more than 2.

Preferably, a circular groove is formed in one end, close to the sound inlet, of the cylinder, and threads are arranged inside the circular groove.

Preferably, the inner walls of the sound inlet and the sound outlet are fixedly provided with silencing honeycomb plates.

The utility model provides a pair of reposition of redundant personnel cylinder muffler, beneficial effect lies in: this shunting cylinder muffler is through having used three amortization storehouse, it makes an uproar to fall the noise dispersion, the problem that single amortization storehouse noise cancelling effect is poor has been solved, and used a plurality of amortization honeycomb panels in the amortization storehouse, the purpose of making an uproar falls fast has been realized, and amortization storehouse internal portion has all adopted the ripple folded form pattern, noise bounce has been increased to the bigger degree, the purpose of making an uproar falls fast has been realized, and the amortization layer has been wrapped up on the outer wall of barrel, make the noise through the barrel transmission also can realize falling the noise, reach the purpose of all-round noise reduction. The utility model discloses in, through having used amortization layer and amortization honeycomb panel, and designed corrugate amortization storehouse, realized falling the purpose of making an uproar fast, and the cost is cheap, and the practicality is strong, is fit for promoting.

Drawings

Fig. 1 is a schematic front sectional view of a split-flow type cylindrical muffler of the present invention;

fig. 2 is a schematic side view of a split-flow type cylindrical muffler according to the present invention;

fig. 3 is a schematic view of a cross-sectional structure of a silencing layer of a split-flow type cylinder silencer according to the present invention.

In the figure: 1 barrel, 2 sound inlets, 3 sound outlets, 4 first sound absorption cabins, 5 first sound absorption openings, 6 second sound absorption cabins, 7 first sound outlets, 8 second sound absorption openings, 9 third sound absorption cabins, 10 second sound outlets, 11 sound absorption honeycomb plates, 12 first sound insulation plates, 13 second sound insulation plates, 14 sound absorption layers, 15 cotton cloth layers, 16 sound absorption asbestos layers, 17 metal protection layers and 18 circular grooves.

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.

Referring to fig. 1-3, a shunting cylinder muffler comprises a cylinder body 1, wherein a circular groove 18 is formed at one end of the cylinder body 1 close to a sound inlet 2, threads are arranged inside the circular groove 18, the circular groove 18 is arranged to enable the muffler to be rotatably fixed at a position to be muffled, so that the muffler is convenient to disassemble and install, the sound inlet 2 is formed at one end of the cylinder body 1, a sound outlet 3 is formed at the other end of the cylinder body 1, a first muffling chamber 4 is formed between the sound inlet 2 and the sound outlet 3, the first muffling chamber 4 is communicated with the sound inlet 2 and the sound outlet 3, a second muffling chamber 6 is formed above the first muffling chamber 4, a first sound insulating plate 12 is clamped between the first muffling chamber 4 and the second muffling chamber 6, a first sound absorbing port 5 is formed at one end of the first sound insulating plate 12 close to the sound inlet 2, the first sound absorbing port 5 penetrates through the first sound insulating plate 12, and the first muffling chamber 4 is communicated with the second muffling chamber 6, a first sound outlet 7 is arranged at one end of a first sound insulating board 12 close to a sound outlet 3, the first sound outlet 7 penetrates through the first sound insulating board 12 and mutually communicates a first sound deadening bin 4 and a second sound deadening bin 6, a third sound deadening bin 9 is arranged below the first sound deadening bin 4, a second sound insulating board 13 is clamped between the first sound deadening bin 4 and the third sound deadening bin 9, a second sound absorbing port 8 is arranged at one end of the second sound insulating board 13 close to the sound inlet 2, the second sound absorbing port 8 penetrates through the side wall of the second sound insulating board 13 and mutually communicates the first sound deadening bin 4 and the third sound deadening bin 9, a second sound outlet 10 is arranged at one end of the second sound insulating board 13 close to the sound outlet 3, the second sound outlet 10 penetrates through the second sound insulating board 13 and mutually communicates the first sound deadening bin 4 and the third sound deadening bin 9, honeycomb boards 11 are fixedly arranged on the inner walls of the sound inlet 2 and the sound outlet 3, and noise enters from the sound inlet 2, enter into first amortization storehouse 4 through amortization honeycomb panel 11 in, inhale the effect of sound mouth 8 at first sound mouth 5 and second, the reposition of redundant personnel enters into second amortization storehouse 6 and third amortization storehouse 9 in the amortization, noise after making an uproar again through first sound outlet 7 and second sound outlet 10 after meeting in sound outlet 3, discharge in the barrel 1 after making an uproar falls through amortization honeycomb panel 11 again, realize the reposition of redundant personnel and fall the noise.

The utility model discloses in, first amortization storehouse 4, fixed welding has amortization honeycomb panel 11 on the inner wall in second amortization storehouse 6 and third amortization storehouse 9, and the three perisporium is the ripple rugosity, with first amortization storehouse 4, second amortization storehouse 6 and third amortization storehouse 9 design the ripple rugosity make the noise in amortization storehouse continuous reflection, realize making an uproar fast, amortization honeycomb panel 11 fixed connection is in first amortization storehouse 4, second amortization storehouse 6 and the shortest position of third amortization storehouse 9 inner wall girth, and its quantity is greater than 2, set up a plurality of amortization honeycomb panels 11 and make the noise continuously weaken, noise pollution abatement.

The utility model discloses in, the parcel has noise reduction layer 14 on barrel 1's the outside perisporium, noise reduction layer 14 includes cotton layer 15, amortization asbestos layer 16 and metal protective layer 17, fixed parcel has cotton layer 15 on barrel 1's the outer wall, fixed parcel has amortization asbestos layer 16 on cotton layer 15's the outer wall, fixed parcel has metal protective layer 17 on amortization asbestos layer 16's the outer wall, through setting up multilayer overlay type noise reduction layer, make the noise that propagates through barrel 1 fall the noise fast, thereby reduce the noise that propagates out through the barrel, realize the all-round purpose of making an uproar that falls.

The above, only be the concrete implementation of the preferred embodiment 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, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A shunting cylinder silencer comprises a cylinder body (1), and is characterized in that one end of the cylinder body (1) is provided with a sound inlet (2), the other end of the cylinder body (1) is provided with a sound outlet (3), a first silencing bin (4) is arranged between the sound inlet (2) and the sound outlet (3), the first silencing bin (4) is communicated with the sound inlet (2) and the sound outlet (3), a second silencing bin (6) is arranged above the first silencing bin (4), a first sound insulation board (12) is clamped between the first silencing bin (4) and the second silencing bin (6), one end, close to the sound inlet (2), of the first sound insulation board (12) is provided with a first sound absorption port (5), the first sound absorption port (5) penetrates through the first sound insulation board (12), and the first silencing bin (4) and the second silencing bin (6) are communicated with each other, the first sound insulation board (12) is provided with a first sound outlet (7) at one end close to the sound outlet (3), the first sound outlet (7) penetrates through the first sound insulation board (12), and the first silencing bin (4) and the second silencing bin (6) are communicated with each other, the third silencing bin (9) is arranged below the first silencing bin (4), a second sound insulation board (13) is clamped between the first silencing bin (4) and the third silencing bin (9), one end of the second sound insulation board (13) close to the sound outlet (3) is provided with a second sound inlet (8), the second sound inlet (8) penetrates through the side wall of the second sound insulation board (13) and mutually communicates the first silencing bin (4) and the third silencing bin (9), one end of the second sound insulation board (13) close to the sound outlet (3) is provided with a second sound outlet (10), and the second sound outlet (10) penetrates through the second sound insulation board (13), and communicate first amortization storehouse (4) and third amortization storehouse (9) each other, fixed welding has amortization honeycomb panel (11) on the inner wall in first amortization storehouse (4), second amortization storehouse (6) and third amortization storehouse (9), and the three perisporium is the ripple folded form, the parcel has noise reduction layer (14) on the outside perisporium of barrel (1).

2. The flow-splitting barrel muffler according to claim 1, wherein the sound-absorbing layer (14) comprises a cotton cloth layer (15), a sound-absorbing asbestos layer (16) and a metal protective layer (17), the cotton cloth layer (15) is fixedly wrapped on the outer wall of the barrel (1), the sound-absorbing asbestos layer (16) is fixedly wrapped on the outer wall of the cotton cloth layer (15), and the metal protective layer (17) is fixedly wrapped on the outer wall of the sound-absorbing asbestos layer (16).

3. A split-flow type cylinder muffler as claimed in claim 1, wherein the muffling cellular board (11) is fixedly connected to the position where the perimeter of the inner wall of the first muffling chamber (4), the second muffling chamber (6) and the third muffling chamber (9) is shortest, and the number of the muffling cellular board is more than 2.

4. A split-flow type cylinder muffler as claimed in claim 1, wherein a circular groove (18) is opened at one end of the cylinder (1) close to the sound inlet (2), and a thread is provided inside the circular groove (18).

5. A split-flow cartridge muffler as claimed in claim 1, wherein the inner walls of the sound inlet (2) and the sound outlet (3) are fixedly provided with muffling honeycomb panels (11).