CN212958805U

CN212958805U - Flexible connection automobile silencer

Info

Publication number: CN212958805U
Application number: CN202021668744.8U
Authority: CN
Inventors: 叶建华
Original assignee: Chongqing Lihe Auto Parts Co ltd
Current assignee: Chongqing Lihe Auto Parts Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-13
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a flexible connection automobile muffler, including barrel, intake pipe, outlet duct and blast pipe, the inside of barrel is hollow, the barrel is inside to be provided with multiunit abatvoix, barrel both ends are fixed with intake pipe and outlet duct respectively, intake pipe and outlet duct set up to the same hollow structure's of shape cylinder structure; the utility model discloses a solid waste gas purification device, including intake pipe, barrel, fixed ring, intake pipe, barrel one end intercommunication is kept away from to the intake pipe has the intubate, the cover is equipped with hollow structure's solid fixed ring in the intake pipe periphery, gu the inside lateral wall of fixed ring has seted up the thread groove, gu fixed ring is screwed with the intake pipe and is connected, gu the fixed ring is kept away from in the port. This flexible connection car silencer, simple structure, simple to operate.

Description

Flexible connection automobile silencer

Technical Field

The utility model belongs to the technical field of auto-parts, concretely relates to flexible connection car silencer.

Background

The automobile industry in China realizes the rapid development, the automobile promotes economic prosperity and brings convenience to people and also brings energy and environmental protection problems, wherein the influence is the largest, and the automobile exhaust and noise pollution is increasingly serious along with the rapid increase of the total amount of motor vehicles. In order to reduce the pollution of automobile exhaust and noise, an automobile exhaust system is additionally arranged on the automobile. The automobile exhaust system mainly discharges the exhaust gas discharged by the working of an engine, and simultaneously reduces the pollution and the noise of the discharged exhaust gas;

generally adopt the muffler to carry out amortization and fall and make an uproar among the automobile exhaust system, but current muffler mechanism is complicated, and the amortization noise reduction effect is poor, can't satisfy actual demand.

Therefore, in order to meet the current situation, the flexible connection automobile silencer needs to be designed and produced urgently to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible connection car silencer 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: a flexibly connected automobile silencer comprises a cylinder body, an air inlet pipe, an air outlet pipe and an air outlet pipe, wherein the interior of the cylinder body is hollow, a plurality of groups of sound-absorbing boards are arranged in the cylinder body, the air inlet pipe and the air outlet pipe are respectively fixed at two ends of the cylinder body, and the air inlet pipe and the air outlet pipe are of cylindrical structures with the same shape and hollow structures;

the utility model discloses a solid waste gas purification device, including intake pipe, barrel, fixed ring, intake pipe, barrel one end intercommunication is kept away from to the intake pipe has the intubate, the cover is equipped with hollow structure's solid fixed ring in the intake pipe periphery, gu the inside lateral wall of fixed ring has seted up the thread groove, gu fixed ring is screwed with the intake pipe and is connected, gu the fixed ring is kept away from in the port.

Preferably, the inside lateral wall of barrel is inlayed and is had the crisscross fixed frame of multiunit equidistance, fixed frame sets up to hollow structure's arc structure, the inside lateral wall of fixed frame passes through multiunit screw and abatvoix fixed connection.

Preferably, the barrel includes shell, corrugated structure layer, soundproof cotton and inner shell, there is the space between shell and the inboard, is provided with corrugated structure layer and soundproof cotton in the space, soundproof cotton closely laminates with corrugated structure layer and shell respectively, corrugated structure layer closely laminates with inner shell and soundproof cotton respectively.

Preferably, the cross section of barrel sets up to the ellipse, the inside lateral wall of barrel just inlays the guide plate that has two sets of symmetries to set up corresponding to the intake pipe and the connection port department of barrel, gu fixed ring periphery bonds and has the antiskid circle.

The utility model discloses a technological effect and advantage: according to the flexibly connected automobile silencer, the plurality of groups of sound absorption plates are arranged in the cylinder body in an equidistance staggered manner, and meanwhile, according to the noise generated by waste gas effectively reduced by the corrugated structure layer and the sound insulation cotton, the compression strength of the cylinder body is improved, so that the actual requirement is met; the air inlet pipe and the exhaust pipe are respectively and tightly connected with the fixing ring, and meanwhile, the air inlet pipe and the exhaust pipe are conveniently connected by inserting the insertion pipe on the air inlet pipe into the exhaust pipe, so that the whole body is convenient to mount and dismount; this flexible connection car silencer, simple structure, simple to operate.

Drawings

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

fig. 2 is a cross-sectional view of the fixing ring of the present invention;

fig. 3 is a longitudinal sectional view of the cartridge of the present invention;

fig. 4 is a transverse sectional view of the present invention.

In the figure: the sound absorption board comprises a barrel body 1, an outer shell 11, a corrugated structure layer 12, sound insulation cotton 13, an inner shell 14, an air inlet pipe 2, an air outlet pipe 3, an air outlet pipe 4, a fixing ring 5, an insertion pipe 6, a fixing frame 7 and an acoustic board 8.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a flexible connection automobile silencer as shown in figures 1-4, which comprises a cylinder body 1, an air inlet pipe 2, an air outlet pipe 3 and an air outlet pipe 4, wherein the inside of the cylinder body 1 is hollow, a plurality of groups of acoustic boards 8 are arranged inside the cylinder body 1, the air inlet pipe 2 and the air outlet pipe 3 are respectively fixed at two ends of the cylinder body 1, and the air inlet pipe 2 and the air outlet pipe 3 are arranged in a cylinder structure with the same shape and a hollow structure;

intake pipe 2 keeps away from 1 one end intercommunication of barrel and has intubate 6, the cover is equipped with hollow structure's solid fixed ring 5 in the intake pipe 2 periphery, gu fixed ring 5 inside lateral wall has seted up the thread groove, gu fixed ring 5 is screwed with intake pipe 2 and is connected, gu fixed ring 5 is kept away from in the port of 2 one ends of intake pipe and is screwed and be connected with blast pipe 4, the internal diameter of blast pipe 4 and the external diameter phase-match of intubate 6.

Specifically, the inside lateral wall of barrel 1 is inlayed and is had the crisscross fixed frame 7 of multiunit equidistance, fixed frame 7 sets up to hollow structure's arc structure, the inside lateral wall of fixed frame 7 passes through multiunit screw and 8 fixed connection of abatvoix.

Specifically, barrel 1 includes shell 11, corrugated structure layer 12, soundproof cotton 13 and inner shell 14, there is the space between shell 11 and the inboard, is provided with corrugated structure layer 12 and soundproof cotton 13 in the space, soundproof cotton 13 closely laminates with corrugated structure layer 12 and shell 11 respectively, and corrugated structure layer 12 increases barrel compressive strength, corrugated structure layer 12 closely laminates with inner shell 14 and soundproof cotton 13 respectively.

Specifically, the cross section of barrel 1 sets up to the ellipse, the guide plate that has two sets of symmetries to set up is just inlayed to the connecting port department that is corresponding intake pipe 2 and barrel 1 to the inside lateral wall of barrel 1, 5 periphery bonds of solid fixed ring have the antiskid circle, are convenient for hand.

The theory of operation, this flexible connection car silencer, when using, screw with solid fixed ring 5 through intake pipe 2 and be connected, simultaneously blast pipe 4 with solid fixed ring 5 another port fasten and be connected, insert in blast pipe 4 through intubate 6 in intake pipe 2 after that, be convenient for the sealing connection between intake pipe 2 and the blast pipe 4, when waste gas gets into in the barrel 1, through two sets of guide plates to the transmission of multiunit abatvoix 8 department, the effectual transmission time of tail gas noise in barrel 1 that has increased of multiunit equidistance crisscross abatvoix 8, make abatvoix 8 carry out abundant contact to the noise.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a flexonics car silencer, includes barrel (1), intake pipe (2), outlet duct (3) and blast pipe (4), its characterized in that: the interior of the cylinder body (1) is hollow, a plurality of groups of sound-absorbing boards (8) are arranged in the cylinder body (1), an air inlet pipe (2) and an air outlet pipe (3) are respectively fixed at two ends of the cylinder body (1), and the air inlet pipe (2) and the air outlet pipe (3) are of cylindrical structures with the same shape and hollow structures;

intake pipe (2) are kept away from barrel (1) one end intercommunication and are had intubate (6), the cover is equipped with hollow structure's solid fixed ring (5) on intake pipe (2) the periphery, gu fixed ring (5) inside lateral wall seted up the thread groove, gu fixed ring (5) are screwed with intake pipe (2) and are connected, gu fixed ring (5) keep away from in the port of intake pipe (2) one end tightly to be connected with blast pipe (4), the internal diameter of blast pipe (4) and the external diameter phase-match of intubate (6).

2. The flexibly connected automotive muffler of claim 1, wherein: the barrel (1) inside lateral wall is inlayed and is had crisscross fixed frame (7) of multiunit equidistance, fixed frame (7) set up to hollow structure's arc structure, fixed frame (7) inside lateral wall passes through multiunit screw and abatvoix (8) fixed connection.

3. The flexibly connected automotive muffler of claim 1, wherein: barrel (1) includes shell (11), corrugated structure layer (12), soundproof cotton (13) and inner shell (14), there is the space between shell (11) and the inboard, is provided with corrugated structure layer (12) and soundproof cotton (13) in the space, soundproof cotton (13) closely laminates with corrugated structure layer (12) and shell (11) respectively, corrugated structure layer (12) closely laminates with inner shell (14) and soundproof cotton (13) respectively.

4. The flexibly connected automotive muffler of claim 1, wherein: the cross section of barrel (1) sets up to the ellipse, barrel (1) inside lateral wall just corresponds the guide plate that intake pipe (2) and barrel (1) connection port department inlayed and have two sets of symmetries to set up, gu fixed ring (5) periphery bonds and has the antiskid circle.