CN213063712U

CN213063712U - Silencing plate for silencing barrel of automobile engine

Info

Publication number: CN213063712U
Application number: CN202021959118.4U
Authority: CN
Inventors: 姜土胜
Original assignee: Mianyang Huawei Core Pneumatic Design Co ltd
Current assignee: Mianyang Huawei Core Pneumatic Design Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-04-27
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses an automobile engine noise reduction is acoustical panel for section of thick bamboo, including the amortization inner panel, the amortization inner panel outside cup joints and installs the amortization planking, amortization planking inner wall with seted up between the amortization inner panel outer wall the energy dissipation cavity, amortization planking inner wall one side with pass through between the amortization inner panel exhaust side ring fixed connection, amortization inner panel outer wall both sides interval evenly installs the spoiler, exhaust side ring outer wall side edge department evenly runs through and has seted up the exhaust hole. The utility model discloses when automobile exhaust gets into the amortization inner panel inside, inside the through-hole entering energy dissipation cavity by amortization inner panel inner wall department to cushion tail gas in proper order through a plurality of spoilers and offset between the tail gas, discharge by exhausting of side ring department simultaneously, thereby effectively attenuated the inside energy of automobile exhaust, improved the inside amortization of an automobile amortization section of thick bamboo and fallen the performance of making an uproar.

Description

Silencing plate for silencing barrel of automobile engine

The technical field is as follows:

the utility model relates to an automobile engine aiutage technical field specifically is an automobile engine noise reduction plate for noise reduction tube.

Background art:

the existing silencers on the market can be classified into resistive silencers, resistive silencers and resistive composite silencers according to their working principle, wherein the resistive silencers are also called acoustic filters. The resistant muffler has the advantages of simple structure, high temperature resistance, gas erosion resistance and good low-frequency muffling performance, and is mainly used for the air inlet and the air outlet of other piston engines of automobile engines;

however, when the existing silencing plate for the silencing barrel of the automobile engine is used, the problems that the performance of silencing and noise reduction in the silencing barrel of the automobile is poor, the inner wall of a silencing inner plate cannot be cleaned, and particles in the tail gas are easy to accumulate in the silencing inner plate exist.

The utility model has the following contents:

an object of the utility model is to provide an automobile engine acoustical panel for silencing barrel to solve current automobile engine acoustical panel for silencing barrel when using, there is the inside amortization of automobile silencing barrel to fall the performance of making an uproar relatively poor, and can not clean amortization inner panel inner wall, lead to the inside granule of tail gas problem of accumulating in amortization inner panel easily.

The utility model discloses by following technical scheme implement: the utility model provides an automobile engine noise reduction panel for muffler, includes the amortization inner panel, amortization inner panel outside cup joints installs the amortization subassembly, the amortization subassembly includes amortization planking, exhaust side ring, energy dissipation cavity and spoiler, the amortization inner panel outside cup joints installs the amortization planking, amortization planking inner wall with seted up between the amortization inner panel outer wall the energy dissipation cavity, amortization planking inner wall one side with pass through between the amortization inner panel exhaust side ring fixed connection, amortization inner panel outer wall both sides interval evenly installs the spoiler.

Preferably, the silencer further comprises exhaust holes, the edge of one side of the outer wall of the exhaust side ring is uniformly penetrated and provided with the exhaust holes, and the exhaust side ring is fixedly connected with the inner wall of the silencing inner plate through threads.

Preferably, the silencing outer plate further comprises a fixed end sleeve, the other side of the inner wall of the silencing outer plate is fixedly connected with the silencing inner plate through the fixed end sleeve, and a sealing rubber ring is sleeved and mounted between the edge of the inner wall of the fixed end sleeve and the silencing outer plate.

As preferred, the dust removal subassembly is all installed to the inside both sides of amortization inner panel, the dust removal subassembly includes dead lever, brush gum cover, supports and keeps off cover and compression spring, all install the inside both sides of amortization inner panel the dead lever, slidable mounting is cup jointed on the outside top of dead lever has the brush gum cover, install brush gum cover bottom support and keep off the cover, support keep off cover bottom edge with cup joint between the dead lever and install compression spring.

Preferably, through holes are uniformly formed in two sides of the inner wall of the silencing inner plate.

Preferably, the noise reduction inner plate and the noise reduction outer plate are made of uniform stainless steel composite materials, and the inner walls of the noise reduction inner plate and the noise reduction outer plate are polished smoothly.

The utility model has the advantages that:

1. the utility model discloses a be provided with the amortization subassembly, when automobile exhaust got into amortization inner panel inside, inside the through-hole entering energy dissipation cavity of amortization inner panel inner wall department to cushion in proper order tail gas through a plurality of spoilers and offset between the tail gas, discharge by the exhaust hole of exhaust side ring department simultaneously, thereby effectively attenuated the inside energy of automobile exhaust, improved the inside amortization of an automobile amortization section of thick bamboo and fallen the performance of making an uproar.

2. The utility model discloses a set up the dust removal subassembly, through the inside automobile exhaust of amortization inner panel to supporting the impact that keeps off the cover for the brush gum cover can slide in the dead lever outside, and cooperate compression spring to reset the dead lever, thereby can be to exhaust when, clean the sound inner panel inner wall by the brush gum cover, solved the inside granule of tail gas problem of accumulating easily in the amortization inner panel.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the three-dimensional structure of the silencing outer plate of the present invention;

FIG. 3 is a schematic view of the inner surface structure of the silencing inner plate of the present invention;

fig. 4 is a schematic view of the plane structure of the brush rubber sleeve of the present invention.

In the figure: 1. a noise reduction inner plate; 2. a noise reduction assembly; 201. a sound-deadening outer panel; 202. an exhaust side ring; 203. an exhaust hole; 204. an energy dissipation chamber; 205. a spoiler; 3. fixing the end sleeve; 4. a dust removal assembly; 401. fixing the rod; 402. a brush rubber sleeve; 403. a support shield; 404. compressing the spring.

The specific implementation mode is as follows:

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 efforts belong to the protection scope of the present invention.

Referring to FIGS. 1-4: a silencing plate for a silencing barrel of an automobile engine comprises a silencing inner plate 1, a silencing assembly 2 is sleeved outside the silencing inner plate 1, the silencing assembly 2 comprises a silencing outer plate 201, an exhaust side ring 202, a energy dissipation chamber 204 and a spoiler 205, the silencing outer plate 201 is sleeved outside the silencing inner plate 1, the energy dissipation chamber 204 is arranged between the inner wall of the silencing outer plate 201 and the outer wall of the silencing inner plate 1, one side of the inner wall of the silencing outer plate 201 is fixedly connected with the silencing inner plate 1 through the exhaust side ring 202, the spoilers 205 are uniformly arranged at intervals at two sides of the outer wall of the silencing inner plate 1, exhaust holes 203 are uniformly formed in the edge of one side of the outer wall of the exhaust side ring 202 in a penetrating manner, the exhaust side ring 202 is fixedly connected with the inner wall of the silencing inner plate 1 through threads, through holes are uniformly formed in two sides of the inner wall of the silencing inner plate 1, and the tail gas is sequentially buffered and offset by the spoilers 205, so that the energy in the tail gas of the automobile is effectively attenuated, and the performances of silencing and noise reduction in the silencing cylinder of the automobile are improved.

Still include fixed pot head 3, through fixed pot head 3 fixed connection between 201 inner wall opposite side of amortization planking and the amortization inner panel 1, cup joint between 3 inner wall edges of fixed pot head and the amortization planking 201 and install sealed rubber ring, can connect fixedly between 1 and the amortization planking 201 side end of amortization inner panel through fixed pot head 3 to the sealing performance of fixed pot head 3 junction has been improved by sealed rubber ring.

Dust removal subassembly 4 is all installed to the inside both sides of amortization inner panel 1, dust removal subassembly 4 includes dead lever 401, brush gum cover 402, support fender cover 403 and compression spring 404, dead lever 401 is all installed to the inside both sides of amortization inner panel 1, sliding mounting has brush gum cover 402 is cup jointed on the outside top of dead lever 401, support fender cover 403 is installed to brush gum cover 402 bottom, support and keep off and cup joint between cover 403 bottom edge and the dead lever 401 and install compression spring 404, the impact of keeping off cover 403 is kept off to supporting through the inside automobile exhaust of amortization inner panel 1, make brush gum cover 402 can slide in dead lever 401 outside, and cooperate compression spring 404 to reset dead lever 401, thereby can be to when tail gas emission, clean 1 inner wall of amortization inner panel by brush gum cover 402, the problem of inside granule of tail gas easy in the inside accumulation of amorti.

In order to improve the oxidation and corrosion resistance of the inner walls of the silencing inner plate 1 and the silencing outer plate 201 and prolong the actual service life of the silencing inner plate 1 and the silencing outer plate 201, the silencing inner plate 1 and the silencing outer plate 201 are made of uniform stainless steel composite materials, and the inner walls of the silencing inner plate 1 and the silencing outer plate 201 are polished smoothly.

The utility model discloses when using, at first, when automobile exhaust gets into amortization inner panel 1 inside, get into energy dissipation cavity 204 inside by the through-hole of amortization inner panel 1 inner wall department to cushion in proper order tail gas through a plurality of spoilers 205 and offset between the tail gas, discharge by the exhaust hole 203 of exhaust side ring 202 department simultaneously, thereby effectively attenuated the inside energy of automobile exhaust, improved the inside amortization of an automobile amortization section of thick bamboo and fallen the performance of making an uproar.

Then through the inside automobile exhaust of amortization inner panel 1 to supporting the impact that keeps off cover 403 for brush gum cover 402 can slide in dead lever 401 outside, and cooperate compression spring 404 to reset dead lever 401, thereby when can be to exhaust emissions, clean sound inner panel 1 inner wall by brush gum cover 402, solved the inside granule of tail gas and easily at the inside accumulated problem of amortization inner panel 1.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automobile engine noise reduction plate for muffler, includes amortization inner panel (1), its characterized in that, amortization inner panel (1) outside cup joints installs amortization subassembly (2), amortization subassembly (2) are including amortization planking (201), exhaust side ring (202), energy dissipation cavity (204) and spoiler (205), amortization inner panel (1) outside cup joints installs amortization planking (201), amortization planking (201) inner wall with seted up between amortization inner panel (1) outer wall energy dissipation cavity (204), amortization planking (201) inner wall one side with pass through between amortization inner panel (1) exhaust side ring (202) fixed connection, amortization inner panel (1) outer wall both sides interval evenly installs spoiler (205).

2. The sound-absorbing sheet for an automobile engine sound-absorbing tube according to claim 1, wherein: the silencer inner plate is characterized by further comprising exhaust holes (203), wherein the exhaust holes (203) are uniformly formed in the edge of one side of the outer wall of the exhaust side ring (202) in a penetrating mode, and the exhaust side ring (202) is fixedly connected with the inner wall of the silencing inner plate (1) through threads.

3. The sound-absorbing sheet for an automobile engine sound-absorbing tube according to claim 1, wherein: still include fixed pot head (3), amortization planking (201) inner wall opposite side with pass through between amortization inner panel (1) fixed pot head (3) fixed connection, fixed pot head (3) inner wall edge with cup joint between amortization planking (201) and install sealed rubber ring.

4. The silencing plate for the silencing pot of the automobile engine according to claim 1, wherein the silencing inner plate (1) is provided with dust removing components (4) on two sides inside, each dust removing component (4) comprises a fixing rod (401), a brush rubber sleeve (402), a supporting blocking cover (403) and a compression spring (404), the fixing rods (401) are arranged on two sides inside the silencing inner plate (1), the brush rubber sleeve (402) is slidably mounted on the top end of the outside of each fixing rod (401), the supporting blocking cover (403) is mounted at the bottom end of the brush rubber sleeve (402), and the compression spring (404) is mounted between the edge of the bottom end of the supporting blocking cover (403) and the fixing rod (401) in a sleeved mode.

5. The sound-absorbing sheet for an automobile engine sound-absorbing tube according to claim 1, wherein: through holes are uniformly formed in two sides of the inner wall of the silencing inner plate (1).

6. The sound-absorbing sheet for an automobile engine sound-absorbing tube according to claim 1, wherein: the noise reduction inner plate (1) and the noise reduction outer plate (201) are made of uniform stainless steel composite materials, and the noise reduction inner plate (1) and the inner wall of the noise reduction outer plate (201) are polished smoothly.