CN211422742U

CN211422742U - Environment-friendly noise-reduction exhaust pipe for automobile

Info

Publication number: CN211422742U
Application number: CN201921983351.3U
Authority: CN
Inventors: 蒋劭谦
Original assignee: 蒋劭谦
Current assignee: HARBIN AIRUI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd.
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-09-04
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a blast pipe of making an uproar falls in environmental protection for car, include the blast pipe and fall the cover of making an uproar, 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. 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.

Description

Environment-friendly noise-reduction exhaust pipe for automobile

Technical Field

The utility model relates to an auto parts field, in particular to an environmental protection blast pipe of making an uproar falls for car.

Background

Motor vehicles such as automobiles and trucks are transportation tools which are frequently used and indispensable by people, the vehicle industry of modern automobiles and the like is developed at a high speed, convenience is brought to life of people, meanwhile, more waste gas generated after fuel oil is combusted can be discharged, and the waste gas is discharged through an exhaust pipe.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an environmental protection blast pipe of making an uproar falls for car can effectively solve the problem in the background art.

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

the utility model provides an exhaust pipe of making an uproar falls in environmental protection for car, includes the blast pipe and falls the cover of making an uproar, 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, it falls the cover of making an uproar still to be equipped with on the blast pipe, 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 falling the inner chamber of making an uproar, set up the first through-hole of a plurality of on the baffle.

Further, still the joint has a plurality of flow distribution plates of equidistant distribution on the baffle, just the flow distribution plate with contained angle between the baffle is 45 degrees, the baffle is stainless steel.

Furthermore, a plurality of second through holes are formed in the flow distribution plate, and the flow distribution plate is made of metal.

Furthermore, the inside of the noise reduction cover is provided with a filter screen at the position of the connecting pipe, and the filter screen is a stainless steel filter screen.

Further, the outside spraying of blast pipe has one deck zinc-plated coating, be close to engine connection port department on the blast pipe and still be equipped with three way catalyst converter, and the model of catalyst converter is E60.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses the inside of making an uproar cover is equipped with the baffle falling, fixed mounting has a plurality of flow distribution plates on the baffle, the angle of slope is 45 degrees between flow distribution plate and the baffle, and still be provided with first through-hole on the flow distribution plate, waste gas enters into and falls makes an uproar cover back, the flow distribution plate can carry out the water conservancy diversion effect to waste gas, and carry out the second through-hole that the water conservancy diversion falls on the accessible baffle after falling the sound through the first through-hole on the flow distribution plate and enter into and separate the chamber, it inhales the sound processing to insulate against heat to inhale the sound cotton, the flow distribution plate carries out preliminary falling and makes an uproar.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the internal structure schematic diagram of the noise reduction cover of the present invention.

In the figure: 1. an exhaust pipe; 2. a noise reduction hood; 201. a noise reduction inner cavity; 202. a partition plate; 203. A first through hole; 204. a compartment; 205. heat-insulating sound-absorbing cotton; 206. a flow distribution plate; 207. A second through hole; 3. a flange plate; 4. and (4) connecting the pipes.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, an environment-friendly noise-reduction exhaust pipe for an automobile comprises an exhaust pipe 1 and a noise-reduction cover 2, wherein a flange 3 is fixedly mounted at the tail end of the exhaust pipe 1, the flange 3 is fixedly mounted with an exhaust gas outlet on an engine, the exhaust pipe 1 is further provided with the noise-reduction cover 2, one end of the noise-reduction cover 2 is fixedly connected with a connecting pipe 4, a noise-reduction inner cavity 201 is arranged inside the noise-reduction cover 2, a partition plate 202 is fixedly mounted on the side wall of the noise-reduction inner cavity 201, a plurality of first through holes 203 are formed in the partition plate 202, a separation cavity 204 is formed between the partition plate 202 and the inner side of the noise-reduction cover 2, and the inner side of the noise-reduction cover 2 is further.

Specifically, as shown in fig. 2, a plurality of flow distribution plates 206 are further clamped on the partition plate 202 and are distributed at equal intervals, an included angle between each flow distribution plate 206 and the partition plate 202 is 45 degrees, and the partition plate 202 is made of stainless steel.

Through adopting above-mentioned scheme, still the joint has a plurality of flow distribution plates 206 of equidistant distribution on the baffle 202, and the contained angle between flow distribution plate 206 and the baffle 202 is 45 degrees, and baffle 202 is stainless steel matter, and flow distribution plate 206 can I carry out the water conservancy diversion effect to waste gas.

Specifically, as shown in fig. 2, a plurality of second through holes 207 are formed in the flow distribution plate 206, and the flow distribution plate 206 is made of a metal material.

Through adopting above-mentioned scheme, seted up a plurality of second through-hole 207 on the flow distribution plate 206, and the flow distribution plate 206 is the metal material, and second through-hole 207 on the flow distribution plate 206 can be so that waste gas reposition of redundant personnel to reduce the noise that waste gas produced.

Specifically, as shown in fig. 2, a filter screen 208 is disposed inside the noise reduction cover 2 at the connecting pipe 4, and the filter screen 208 is a stainless steel filter screen.

Through adopting above-mentioned scheme, the inside of making an uproar cover 2 falls is located connecting pipe 4 department and is equipped with filter screen 208, and filter screen 208 is the stainless steel filter screen, and filter screen 208 can filter some great particles.

Specifically, as shown in fig. 1, a layer of zinc-plated coating is sprayed on the outer side of the exhaust pipe 1, a three-way catalyst is further arranged on the exhaust pipe 1 near the engine connection port, and the type of the catalyst is E60.

It should be noted that, the utility model relates to an exhaust pipe of making an uproar falls in environmental protection for car, be connected the exhaust gas port on the ring flange 3 on the blast pipe 1 and the engine, the waste gas that the engine during operation produced is through under the effect through three way catalyst converter, enter into through blast pipe 1 and fall the cover 2 of making an uproar, enter into and fall the back in the cover 2 of making an uproar, the flow distribution plate 206 that slopes to set up on the baffle 202 carries out preliminary water conservancy diversion noise reduction to the air current, and the air current still can enter into through the first through-hole 203 on the baffle 202 and separate the chamber 204 in, separate the thermal-insulated cotton 205 of inhaling of sound on the chamber 204.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an exhaust pipe of making an uproar falls in environmental protection for car, includes blast pipe (1) and falls cover (2) of making an uproar, its characterized in that: tail end fixed mounting of blast pipe (1) has ring flange (3), just fixed mounting between the exhaust outlet on ring flange (3) and the engine, still be equipped with on blast pipe (1) and fall cover (2), just fall one end fixedly connected with connecting pipe (4) of making an uproar cover (2), the inside of falling the noise cover (2) is equipped with and falls inner chamber (201) of making an uproar, just fixed mounting has baffle (202) on the lateral wall of falling the inner chamber of making an uproar (201), set up the first through-hole of a plurality of (203) on baffle (202), baffle (202) with fall and constitute one between the inboard of making an uproar cover (2) and separate chamber (204), the inboard of falling the noise cover (2) of making an uproar still is equipped with thermal.

2. The environmentally friendly noise reducing exhaust pipe for automobile according to claim 1, wherein: still the joint has a plurality of flow distribution plates (206) of equidistant distribution on baffle (202), just flow distribution plate (206) with contained angle between baffle (202) is 45 degrees, baffle (202) are stainless steel material.

3. The environment-friendly noise-reducing exhaust pipe for the automobile as claimed in claim 2, wherein: a plurality of second through holes (207) are formed in the flow distribution plate (206), and the flow distribution plate (206) is made of metal.

4. The environmentally friendly noise reducing exhaust pipe for automobile according to claim 1, wherein: the noise reduction cover (2) is internally provided with a filter screen (208) at the position of the connecting pipe (4), and the filter screen (208) is a stainless steel filter screen.

5. The environmentally friendly noise reducing exhaust pipe for automobile according to claim 1, wherein: the outside spraying of blast pipe (1) has one deck zinc-plating coating, be close to engine connection port department on blast pipe (1) and still be equipped with three way catalyst converter, and the model of catalyst converter is E60.