CN212202203U

CN212202203U - Silencer with sound insulation function

Info

Publication number: CN212202203U
Application number: CN202020035986.7U
Authority: CN
Inventors: 梁俊宏
Original assignee: Zhaoqing City Gaoyao District Kangcheng Hardware Co ltd
Current assignee: Zhaoqing City Gaoyao District Kangcheng Hardware Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-12-22
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses a silencer with sound insulation function relates to motorcycle amortization field, and to the silencer with sound insulation function of current to the motorcycle mostly structure complicated, and can not carry out complete absorption and elimination to the noise of motorcycle completely, and it is inconvenient to install, can not play the effect of a buffering, uses inconveniently, and the practicality scheduling problem not strong now proposes following scheme, including first body, the inside fixed cover of first body is equipped with the second body, the inside fixedly connected with deconcentrator of second body, the right side welding of deconcentrator has the sound pipe that advances that passes first body and second body, the left side welding of deconcentrator has the sound hopper that goes out. The utility model discloses simple structure, the modern design can be handled the vibrations that the muffler received, can clear away the noise that the motorcycle produced simultaneously, and simple to operate, and simple to use, the practicality is strong, is fit for extensively promoting.

Description

Silencer with sound insulation function

Technical Field

The utility model relates to a motorcycle amortization field especially relates to a silencer with sound insulation function.

Background

Silencers are a device that prevents sound transmission while allowing airflow through, and are an important measure for eliminating aerodynamic noise. A silencer is a noise reduction device installed in an air flow passage or an intake and exhaust system of an aerodynamic device. The types of silencers are many, but they can be divided into six main types, namely resistive silencers, resistant silencers, impedance composite silencers, micro-perforated plate silencers, small-hole silencers and active silencers, by devising the silencing mechanism.

And in the use of motorcycle, because the noise of motorcycle is very big, can disturb resident nearby, so very need the muffler, and the muffler that has the sound insulation function to the motorcycle that has now is mostly complicated in structure, and can not carry out complete absorption and elimination to the noise of motorcycle completely, and the installation is inconvenient, does not play the effect of a buffering, uses inconveniently, and the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model provides a silencer with sound insulation function has solved current silencer with sound insulation function to the motorcycle and has mostly all the structure complicacy, and can not carry out complete absorption and elimination to the noise of motorcycle completely, and installs inconveniently, does not play the effect of a buffering, uses inconveniently, the not strong scheduling problem of practicality.

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

a silencer with a sound insulation function comprises a first pipe body, wherein a second pipe body is fixedly sleeved inside the first pipe body, a disperser is fixedly connected inside the second pipe body, a sound inlet pipe penetrating through the first pipe body and the second pipe body is welded on the right side of the disperser, a sound outlet hopper is welded on the left side of the disperser, a first sound attenuation plate welded with the inner wall of the second pipe body is arranged on the left side of the disperser, a second sound attenuation plate welded with the inner wall of the second pipe body is arranged on the left side of the first sound attenuation plate, a third sound attenuation plate welded with the inner wall of the second pipe body is arranged on the left side of the second sound attenuation plate, a sound discharge pipe is fixedly connected on the left side of the first pipe body, a first movable rod is sleeved on the top and the bottom of the first pipe body, a fixed plate in contact with the outer wall of the second pipe body is welded on one side, close to the first movable rod, a mounting plate is welded on one end, one side welding that the fixed plate kept away from each other has the second movable rod that passes first body, the one end welding that the fixed plate was kept away from to the second movable rod has the baffle.

Preferably, the outer lane cover of first movable rod is equipped with one end and mounting panel welded first spring, the one end that the mounting panel was kept away from to first spring welds with the outer wall of first body.

Preferably, the outer ring of the second movable rod is sleeved with a second spring with the bottom end welded with the fixed plate, and one end, far away from the fixed plate, of the second spring is welded with the inner wall of the first pipe body.

Preferably, a sound insulation material is filled between the first pipe body and the second pipe body, and a through hole is formed in the sound exhausting pipe.

Preferably, the third sound-absorbing plate is a cross plate, and the mounting plate is provided with screw holes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation mounting panel, the movable rod, a spring, the acoustical panel, the deconcentrator, advance sound pipe and fixed plate isotructure, wherein can collect the noise into the muffler through advancing the sound pipe in, and then dispersed by the deconcentrator, and first acoustical panel and second acoustical panel can eliminate the noise, because the third acoustical panel is the cross structure, the surface area is the biggest, consequently, place and carry out last absorption to the noise at last, and first spring and second spring can produce elastic potential energy when the motorcycle traveles, and then alleviate the vibrations that the muffler received, prevent that the muffler from droing. The device simple structure, the modern design can be handled the vibrations that the muffler received, can clear away the noise that the motorcycle produced simultaneously, and simple to operate, and simple to use, the practicality is strong, is fit for extensively promoting.

Drawings

Fig. 1 is a schematic front view of a muffler with a sound insulation function according to the present invention;

fig. 2 is a schematic side view of a muffler with a sound insulation function according to the present invention.

In the figure: the sound absorbing and damping device comprises a first pipe body 1, a second pipe body 2, a sound inlet pipe 3, a disperser 4, a sound outlet hopper 5, a first sound damping plate 6, a second sound damping plate 7, a third sound damping plate 8, a sound discharge pipe 9, a first spring 10, a first movable rod 11, a baffle plate 12, a mounting plate 13, a fixing plate 14, a second spring 15 and a second movable rod 16.

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. 1-2, a muffler with sound insulation function comprises a first pipe body 1, a second pipe body 2 is fixedly sleeved inside the first pipe body 1, a disperser 4 is fixedly connected inside the second pipe body 2, a sound inlet pipe 3 penetrating through the first pipe body 1 and the second pipe body 2 is welded on the right side of the disperser 4, a sound outlet hopper 5 is welded on the left side of the disperser 4, a first sound-absorbing plate 6 welded with the inner wall of the second pipe body 2 is arranged on the left side of the disperser 4, a second sound-absorbing plate 7 welded with the inner wall of the second pipe body 2 is arranged on the left side of the first sound-absorbing plate 6, a third sound-absorbing plate 8 welded with the inner wall of the second pipe body 2 is arranged on the left side of the second sound-absorbing plate 7, a sound discharge pipe 9 is fixedly connected on the left side of the first pipe body 1, a first movable rod 11 is sleeved on the top and the bottom of the first pipe body 1, a fixing plate 14 contacted with the outer wall of the, the mounting plate 13 is welded to one end, away from the fixed plate 14, of the first movable rod 11, the second movable rod 16 penetrating through the first pipe body 1 is welded to one side, away from the fixed plate 14, of the fixed plate 14, and the baffle plate 12 is welded to one end, away from the fixed plate 14, of the second movable rod 16.

The outer lane cover of first movable rod 11 is equipped with one end and mounting panel 13 welded first spring 15, the one end that mounting panel 13 was kept away from to first spring 15 and the outer wall welding of first body 1, the outer lane cover of second movable rod 16 is equipped with bottom and the 14 welded second spring 10 of fixed plate, the one end that fixed plate 14 was kept away from to second spring 10 and the inner wall welding of first body 1, it has acoustic material to fill between first body 1 and the second body 2, the through-hole has been seted up to the inside of pipe 9 that heaies down, third abatvoix 8 is the cross board, the screw hole has been seted up on the mounting panel 13.

In this embodiment, first, the muffler is mounted on the vehicle to be muffled through the mounting plate 13, then the sound inlet pipe 3 is connected to the noise generator of the vehicle, when the noise enters the second pipe 2 through the sound inlet pipe 3, the noise can be dispersed by the disperser 4, when the noise is dispersed, the noise can be absorbed by the first muffling plate 6, and the rest of the noise can be absorbed by the second muffling plate 7, since the third muffling plate 8 has a cross structure, the surface area thereof is maximized, the last unabsorbed noise can be absorbed, the sound-insulating material filled between the first pipe 1 and the second pipe 2 can prevent the noise from escaping from the pipes, when the motorcycle is running, the vibration can be generated, and further the first spring 10 and the second spring 15 can be pressed, the vibration generated by the motorcycle can be cancelled by the elastic potential energy generated by the first spring 10 and the second spring 15, and then can guarantee the steady of muffler, prevent that the muffler from because long-time vibrations, and then coming off.

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

1. A silencer with a sound insulation function comprises a first pipe body (1) and is characterized in that a second pipe body (2) is fixedly sleeved inside the first pipe body (1), a disperser (4) is fixedly connected inside the second pipe body (2), a sound inlet pipe (3) penetrating through the first pipe body (1) and the second pipe body (2) is welded on the right side of the disperser (4), a sound outlet hopper (5) is welded on the left side of the disperser (4), a first sound insulation plate (6) welded with the inner wall of the second pipe body (2) is arranged on the left side of the disperser (4), a second sound insulation plate (7) welded with the inner wall of the second pipe body (2) is arranged on the left side of the first sound insulation plate (6), a third sound insulation plate (8) welded with the inner wall of the second pipe body (2) is arranged on the left side of the second sound insulation plate (7), a sound discharge pipe (9) is fixedly connected on the left side of the first pipe body (1), the top and the bottom cover of first body (1) are equipped with first movable rod (11), one side welding that first movable rod (11) are close to each other has fixed plate (14) with the contact of second body (2) outer wall, the one end welding that fixed plate (14) were kept away from in first movable rod (11) has mounting panel (13), one side welding that fixed plate (14) kept away from each other has second movable rod (16) that pass first body (1), the one end welding that fixed plate (14) were kept away from in second movable rod (16) has baffle (12).

2. The muffler with the sound insulation function according to claim 1, wherein the outer ring of the first movable rod (11) is sleeved with a first spring (15) with one end welded to the mounting plate (13), and one end of the first spring (15) away from the mounting plate (13) is welded to the outer wall of the first pipe body (1).

3. The muffler with the sound insulation function according to claim 1, wherein the second spring (10) with the bottom end welded to the fixed plate (14) is sleeved on an outer ring of the second movable rod (16), and one end of the second spring (10) far away from the fixed plate (14) is welded to the inner wall of the first pipe body (1).

4. The muffler with sound insulation function according to claim 1, wherein a sound insulation material is filled between the first pipe body (1) and the second pipe body (2), and the sound exhaust pipe (9) is provided with a through hole inside.

5. A muffler having a sound-insulating function as claimed in claim 1, wherein said third sound-insulating plate (8) is a cross plate, and said mounting plate (13) is provided with screw holes.