CN217206633U

CN217206633U - Environment-friendly noise-reduction exhaust pipe for automobile

Info

Publication number: CN217206633U
Application number: CN202220665999.1U
Authority: CN
Inventors: 谭婷
Original assignee: Wuxi Vocational And Technical Higher School Of Automobile & Engineering (wuxi Traffic Technician College)
Current assignee: Wuxi Vocational And Technical Higher School Of Automobile & Engineering (wuxi Traffic Technician College)
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-16
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to a blast pipe technical field, concretely relates to blast pipe of making an uproar falls in environmental protection for car, it includes: an air inlet pipe; the rear side of the air inlet pipe is integrally connected with a filter pipe; the rear side of the filter pipe is integrally connected with a buffer cavity; the rear side of the buffer cavity is integrally connected with an inner exhaust pipe; an outer exhaust pipe is sleeved on the outer side of the inner exhaust pipe; by arranging the dustproof filter cover, the first filter cover and the second filter cover, pollutants such as smoke dust and the like in waste gas generated in the driving process of an automobile can be better filtered and cleaned, and the environmental protection performance of the device is enhanced; through being provided with shunt tubes, cushion chamber and outer trachea, can shunt into multichannel air current with waste gas through the shunt tubes, then make multichannel air current bump the buffering in the cushion chamber, reduced the velocity of flow of air current, can alleviate the noise simultaneously, then flow into outer trachea from the cushion chamber with the air current in, turn back the filtration in outer trachea, noise reduction that can step forward.

Description

Environment-friendly noise-reduction exhaust pipe for automobile

Technical Field

The utility model relates to a blast pipe technical field especially relates to an environmental protection blast pipe of making an uproar that falls for car.

Background

At present, automobiles enter the life of ordinary families, automobile exhaust is exhaust gas generated when the automobiles are used and contains hundreds of different compounds, pollutants in the exhaust gas comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, oxynitride, lead, sulfur oxide and the like, the exhaust gas can directly harm human health and can also have a profound influence on the environment of human life, sulfur dioxide in the exhaust gas has strong pungent smell, and when a certain concentration is reached, acid rain is easily caused to acidify soil and water sources, so that the growth of crops and forests is influenced.

Through retrieving for example patent No. CN211422742U discloses an exhaust pipe of making an uproar falls in environmental protection for car, including blast pipe and the cover of making an uproar falls, the tail end fixed mounting of blast pipe has the ring flange, just fixed mounting between the exhaust outlet on ring flange and the engine, still be equipped with on the blast pipe and fall the cover of making an uproar, just fall the one end fixedly connected with connecting pipe of the cover of making an uproar, the inside of falling the cover of making an uproar is equipped with and falls the inner chamber of making an uproar, just fixed mounting has the baffle on the lateral wall of the inner chamber of making an uproar, the first through-hole of a plurality of has been seted up on the baffle, the baffle with fall and constitute a separate chamber between the inboard of the cover of making an uproar, the inboard of falling the cover of making an uproar still is equipped with thermal-insulated sound-absorbing cotton. The utility model discloses the inside of making an uproar cover of falling is equipped with the baffle, and fixed mounting has a plurality of flow distribution plates on the baffle, and the angle of slope is 45 degrees between flow distribution plate and the baffle, still is provided with first through-hole moreover on the flow distribution plate, and waste gas enters into and falls the back of making an uproar in the cover, and the flow distribution plate can carry out the water conservancy diversion effect to waste gas.

For another example, patent No. CN211422743U discloses an environmental protection exhaust pipe of making an uproar falls for car, including blast pipe and rose box, be provided with the pipe between blast pipe and the rose box, the blast pipe front end is provided with the air inlet, the inside a plurality of acoustical boards that are provided with of blast pipe, and the distance between the adjacent acoustical board equals, the acoustical board passes through the sticky inside at the blast pipe of gluing, the through-hole is installed to the acoustical board upside, rose box front end position is provided with the filter screen, the inside packing of rose box has the filtration material, the rose box bottom is provided with the dust collecting tank, the rose box bottom is located dust collecting tank bottom position and is provided with the waste material export, waste material export bottom is provided with the closing cap, the rose box rear end is provided with the gas outlet. The utility model discloses the inside acoustical panel of blast pipe can eliminate the noise that the blast pipe produced, and a plurality of acoustical panels can improve the amortization quality to the blast pipe, and gas filters the dust in the gas inside leading-in rose box through the pipe at last.

Based on the above, the existing automobile generates a large amount of harmful gas and noise in the driving process, so that the atmosphere and the surrounding environment are polluted greatly, and the larger noise not only can influence other people, but also can cause poorer driving experience for drivers and passengers.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and an environment-friendly noise reduction exhaust pipe for an automobile is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model aims to provide an exhaust pipe of making an uproar falls in environmental protection for car to current car that proposes in solving above-mentioned background produces a large amount of harmful gas and noise at the in-process of form, can cause very big pollution to atmosphere and surrounding environment, great noise not only can influence other people in addition, still can cause the problem of relatively poor driving experience to the driver and the passenger.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an environmentally friendly noise reducing exhaust pipe for an automobile, comprising: an air inlet pipe; the rear side of the air inlet pipe is integrally connected with a filter pipe; the filter pipe also comprises a dustproof filter cover; the inner wall of the filter pipe is provided with a dustproof filter cover, and a layer of heat insulation cotton is arranged on the inner wall poster of the dustproof filter cover; the rear side of the filter pipe is integrally connected with a buffer cavity, and the bottom of the rear side of the buffer cavity is provided with a slotted hole; the rear side of the buffer cavity is integrally connected with an inner exhaust pipe; the outer side of the inner exhaust pipe is sleeved with an outer exhaust pipe, and a layer of silencing cotton is adhered to the inner wall of the outer exhaust pipe.

Furthermore, the filter pipe also comprises a shunt pipe; the pipe wall of the filter pipe is provided with a shunt pipe which is communicated with the dustproof filter cover.

Furthermore, the buffer cavity also comprises a first filter cover and a connecting pipe; a first filter cover is fixedly arranged on the inner side of the buffer cavity, and a layer of silencing cotton is adhered to the outer side of the first filter cover; the slotted hole department integral type of cushion chamber rear side is provided with the connecting pipe.

Furthermore, the inner exhaust pipe also comprises a second filter cover; the front end integral type of interior exhaust pipe is provided with the second filter mantle, and the second filter mantle comprises the active carbon filter layer.

Furthermore, the outer exhaust pipe also comprises a clapboard and a reverse filtering cover; a baffle plate is integrally arranged on the inner side of the rear side of the outer exhaust pipe, and a layer of soundproof cotton is adhered to the front side of the baffle plate; the inner side of the outer exhaust pipe is integrally provided with a reverse filtering cover, and both sides of the reverse filtering cover are provided with filtering holes; the other end of the connecting pipe is arranged between the anti-filtering cover and the partition plate; the baffle and the anti-filtering cover are both sleeved outside the inner exhaust pipe.

To sum up, the utility model discloses following beneficial effect has:

the dustproof filter cover, the first filter cover and the second filter cover are arranged, so that pollutants such as smoke dust and the like in waste gas generated in the running process of an automobile can be better filtered and cleaned, preliminary filtering is performed through the dustproof filter cover, then the waste gas is filtered for multiple times when entering the buffer cavity and the inner exhaust pipe, the waste gas can be fully filtered for multiple times, and the environmental protection performance of the device is enhanced;

through being provided with shunt tubes, cushion chamber and outer trachea, can shunt into multichannel air current with waste gas through the shunt tubes, then make multichannel air current bump the buffering in the cushion chamber, reduced the velocity of flow of air current, can alleviate the noise simultaneously, then flow into outer trachea from the cushion chamber with the air current in, turn back the filtration in outer trachea, noise reduction that can step forward.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:

fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic view of the front view split structure of the present invention;

fig. 3 is a rear view of the present invention;

fig. 4 is a schematic structural view of the buffer chamber of the present invention.

In the figure, 1, an air inlet pipe; 2. a filter tube; 201. a dustproof filter cover; 202. a shunt tube; 3. a buffer chamber; 301. a first filter housing; 302. a connecting pipe; 4. an inner exhaust pipe; 401. a second filter housing; 5. discharging the air out of the air outlet pipe; 501. a partition plate; 502. and (4) a reverse filtering cover.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 4. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1: the utility model provides an environmental protection noise reduction blast pipe for car, include: an air inlet pipe 1; the rear side of the air inlet pipe 1 is integrally connected with a filter pipe 2; the filter pipe 2 also comprises a dustproof filter cover 201; the inner wall of the filter pipe 2 is provided with a dustproof filter cover 201, and the poster on the inner wall of the dustproof filter cover 201 is provided with a layer of heat insulation cotton; the rear side of the filter pipe 2 is integrally connected with a buffer cavity 3, and the bottom of the rear side of the buffer cavity 3 is provided with a slotted hole; the rear side of the buffer cavity 3 is integrally connected with an inner exhaust pipe 4; the outer side of the inner exhaust pipe 4 is sleeved with an outer exhaust pipe 5, and the inner wall of the outer exhaust pipe 5 is provided with a layer of silencing cotton in a sticking mode.

Wherein, the filter pipe 2 also comprises a shunt pipe 202; a shunt pipe 202 is arranged in the pipe wall of the filtering pipe 2, and the shunt pipe 202 is communicated with the dustproof filtering cover 201.

Wherein, the buffer chamber 3 further comprises a first filter cover 301 and a connecting pipe 302; a first filter cover 301 is fixedly arranged on the inner side of the buffer cavity 3, and a layer of silencing cotton is adhered to the outer side of the first filter cover 301; a connecting pipe 302 is integrally arranged at the groove hole at the rear side of the buffer cavity 3.

Wherein, the inner exhaust pipe 4 also comprises a second filter cover 401; the front end of the inner exhaust pipe 4 is integrally provided with a second filter cover 401, and the second filter cover 401 is composed of an activated carbon filter layer.

Wherein, the outer exhaust pipe 5 also comprises a clapboard 501 and a reverse filter cover 502; a partition plate 501 is integrally arranged on the inner side of the rear side of the outer exhaust pipe 5, and a layer of soundproof cotton is adhered to the front side of the partition plate 501; the inner side of the outer exhaust pipe 5 is integrally provided with a reverse filter cover 502, and both sides of the reverse filter cover 502 are provided with filter holes; the other end of the connecting pipe 302 is arranged between the anti-filtering cover 502 and the baffle 501; the baffle 501 and the inverse filter cover 502 are both sleeved outside the inner exhaust pipe 4.

The specific use mode and function of the embodiment are as follows:

the utility model discloses in, waste gas gets into in the filter tube 2 from intake pipe 1, in filter tube 2, because the front end of filter tube 2 is sealed setting, waste gas is to the diffusion all around of filter tube 2, enter into in shunt tubes 202 after dustproof filter mantle 201's filtration, then in shunt tubes 202 enters into cushion chamber 3, the air current collides the speed reduction each other in cushion chamber 3, then flow into between anti-filter mantle 502 and the baffle 501 through connecting pipe 302 after first filter mantle 301 filters, the air current receives the back that blocks of baffle 501, move forward, go into interior blast pipe 4 after anti-filter mantle 502 and second filter mantle 401's filtration, and discharge through interior blast pipe 4.

The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.

Claims

1. The utility model provides an exhaust pipe of making an uproar falls in environmental protection for car which characterized in that: the method comprises the following steps: an intake pipe (1); the rear side of the air inlet pipe (1) is integrally connected with a filter pipe (2); the filter pipe (2) also comprises a dustproof filter cover (201); the inner wall of the filter pipe (2) is provided with a dustproof filter cover (201), and a layer of heat insulation cotton is arranged on the poster of the inner wall of the dustproof filter cover (201); the rear side of the filter pipe (2) is integrally connected with a buffer cavity (3), and the bottom of the rear side of the buffer cavity (3) is provided with a slotted hole; the rear side of the buffer cavity (3) is integrally connected with an inner exhaust pipe (4); the outer side of the inner exhaust pipe (4) is sleeved with an outer exhaust pipe (5), and a layer of silencing cotton is adhered to the inner wall of the outer exhaust pipe (5).

2. The environmentally friendly noise reducing exhaust pipe for automobile according to claim 1, wherein: the filter pipe (2) also comprises a shunt pipe (202); a shunt pipe (202) is arranged in the pipe wall of the filter pipe (2), and the shunt pipe (202) is communicated with the dustproof filter cover (201).

3. The environment-friendly noise-reducing exhaust pipe for the automobile as claimed in claim 2, wherein: the buffer cavity (3) also comprises a first filter cover (301) and a connecting pipe (302); a first filter cover (301) is fixedly arranged on the inner side of the buffer cavity (3), and a layer of silencing cotton is adhered to the outer side of the first filter cover (301); a connecting pipe (302) is integrally arranged at the slotted hole at the rear side of the buffer cavity (3).

4. The environment-friendly noise-reducing exhaust pipe for the automobile as claimed in claim 3, wherein: the inner exhaust pipe (4) also comprises a second filter cover (401); the front end of the inner exhaust pipe (4) is integrally provided with a second filter cover (401), and the second filter cover (401) is composed of an activated carbon filter layer.

5. The environmentally friendly noise reducing exhaust pipe for automobile according to claim 4, wherein: the outer exhaust pipe (5) also comprises a clapboard (501) and a reverse filter cover (502); a partition plate (501) is integrally arranged on the inner side of the rear side of the outer exhaust pipe (5), and a layer of soundproof cotton is adhered to the front side of the partition plate (501); the inner side of the outer exhaust pipe (5) is integrally provided with a reverse filtering cover (502), and both sides of the reverse filtering cover (502) are provided with filtering holes; the other end of the connecting pipe (302) is arranged between the anti-filtering cover (502) and the clapboard (501); the baffle plate (501) and the inverse filtering cover (502) are sleeved outside the inner exhaust pipe (4).