CN217055352U

CN217055352U - Automobile exhaust emission reduction device

Info

Publication number: CN217055352U
Application number: CN202220376114.6U
Authority: CN
Inventors: 韩辛语
Original assignee: Shaanxi Hongshun Mining Machinery Equipment Co ltd
Current assignee: Shaanxi Hongshun Mining Machinery Equipment Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-07-26
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses an automobile exhaust emission reduction device, including first admission line and pipe connection elbow, the one end of first admission line is provided with the second admission line, there is car silencer through the mounting screw on the second admission line, the one end of second admission line is connected with the pipe connection elbow, the one end of pipe connection elbow is connected with the third admission line, install three way catalyst converter through the bolt on the third admission line. This novel automobile exhaust emission reduction device has and utilizes the flange plate structure to carry out the function fixed with the department of meeting between the pipeline, has the function that separates temperature, high temperature resistant protection to the pipeline simultaneously, and the practicality is good, is fit for extensively using widely.

Description

Automobile exhaust emission reduction device

Technical Field

The utility model relates to an exhaust emissions technical field, in particular to automobile exhaust emission reduction device.

Background

The automobile exhaust is exhaust generated when an automobile is used, contains toxic and harmful substances such as solid suspended particles, carbon monoxide, carbon dioxide, sulfur oxides and the like, and has adverse effects on the environment of human life while directly harming human health.

At present, an automobile exhaust emission device needs to be additionally arranged on an automobile so as to reduce the emission of exhaust and further protect the health of personnel and the safety of ecological environment.

However, the conventional automobile exhaust emission device has the following disadvantages: 1. the flange plate structure is not used for fixing the joint between the pipelines, the fixity of the joint is poor, and the expansion and deformation phenomena are easily generated due to the increase of the fixed internal pressure, so that the waste gas leakage is caused; 2. the function of insulating and protecting the pipeline is not provided; 3. does not have the function of carrying out high-temperature resistant protection on the inner wall of the pipeline. Therefore, the automobile exhaust emission reduction device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides automobile exhaust emission reduction device can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

automobile exhaust emission reduction device, including first admission line and pipe connection elbow, the one end of first admission line is provided with the second admission line, there is car silencer through the screw installation on the second admission line, the one end of second admission line is connected with the pipe connection elbow, the one end of pipe connection elbow is connected with the third admission line, install three way catalyst converter through the bolt on the third admission line.

Furthermore, the inner sides of the first air inlet pipeline, the second air inlet pipeline, the pipeline connecting elbow and the third air inlet pipeline are provided with glass fiber heat-insulating cotton, and the surfaces of the inner walls of the first air inlet pipeline, the second air inlet pipeline, the pipeline connecting elbow and the third air inlet pipeline are coated with high-temperature-resistant coatings.

Further, one end of the three-way catalyst is connected with a tail pipe.

Furthermore, the second air inlet pipeline is connected with the first air inlet pipeline through a first flange plate.

Furthermore, two ends of the pipeline connecting elbow are respectively connected with the second air inlet pipeline and the third air inlet pipeline through a second flange plate and a third flange plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses automobile exhaust emission reduction device, through first ring flange, second ring flange and third ring flange, the steadiness of kneck between second admission line and the first admission line can be strengthened to first ring flange, and the steadiness of kneck between second admission line and the pipe connection elbow can be strengthened to the second ring flange, the third ring flange can strengthen the steadiness of third admission line and pipe connection elbow kneck simultaneously, avoid the pipeline to produce the phenomenon of expansion deformation, prevent that automobile exhaust from not purifying and leaking to the atmosphere in.

2. The utility model discloses automobile exhaust emission reduction device keeps warm cotton through glass fiber, and glass fiber keeps warm cotton inside to be provided with has numerous tiny gas holes, and the fibre presents irregular range, and thermal-insulated effect is excellent, can effectually avoid the high temperature conduction of tail gas to the surface of pipeline.

3. The utility model discloses automobile exhaust emission reduction device, through high temperature resistant coating, the high temperature resistant coating that adopts the spraying of the flexible ceramic coating of solid to make not only can effectual lifting pipe inner wall be high temperature resistant, and can the inner wall lubricity of effectual reinforcing pipeline, promote the flow speed of waste gas.

Drawings

Fig. 1 is the overall structure schematic diagram of the automobile exhaust emission reduction device of the utility model.

Fig. 2 is the structural schematic diagram of the glass fiber heat-insulating cotton and the high-temperature-resistant coating of the device for reducing emission of automobile exhaust.

In the figure: 1. a first air intake duct; 2. a second air intake duct; 3. a first flange plate; 4. an automotive muffler; 5. the pipeline is connected with an elbow; 6. a second flange plate; 7. a third flange plate; 8. a third air intake duct; 9. a three-way catalyst; 10. a tail pipe; 11. glass fiber heat insulation cotton; 12. and (3) high-temperature resistant coating.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-2, the emission reduction device for automobile exhaust emission comprises a first air inlet pipeline 1 and a pipeline connecting elbow 5, wherein a second air inlet pipeline 2 is arranged at one end of the first air inlet pipeline 1, an automobile silencer 4 is installed on the second air inlet pipeline 2 through a screw, the pipeline connecting elbow 5 is connected to one end of the second air inlet pipeline 2, a third air inlet pipeline 8 is connected to one end of the pipeline connecting elbow 5, and a three-way catalyst 9 is installed on the third air inlet pipeline 8 through a bolt.

The inner sides of the first air inlet pipeline 1, the second air inlet pipeline 2, the pipeline connecting elbow 5 and the third air inlet pipeline 8 are provided with glass fiber heat-insulating cotton 11, and the inner wall surfaces of the first air inlet pipeline 1, the second air inlet pipeline 2, the pipeline connecting elbow 5 and the third air inlet pipeline 8 are coated with high-temperature-resistant coatings 12.

In this embodiment, as shown in fig. 1, a plurality of fine gas holes are formed in the glass fiber insulation wool 11, the fibers are arranged irregularly, the heat insulation effect is excellent, and the high temperature resistant coating 12 made of the solid flexible ceramic coating by spraying can effectively improve the high temperature resistance of the inner wall of the pipeline, and can effectively enhance the lubricity of the inner wall of the pipeline to promote the flow speed of the exhaust gas.

One end of the three-way catalyst 9 is connected to a tail pipe 10.

In this embodiment, as shown in fig. 1, the three-way catalyst 9 can convert harmful gases such as carbide and hydroxide discharged from the automobile exhaust into harmless carbon dioxide, water and nitrogen through oxidation and reduction, so that the automobile exhaust can be purified, the purpose of purifying the exhaust is achieved, and the tail pipe 10 is convenient for exhaust.

The second air inlet pipeline 2 is connected with the first air inlet pipeline 1 through a first flange 3.

In this embodiment, as shown in fig. 1, the first flange 3 can enhance the stability of the interface between the second air inlet pipe 2 and the first air inlet pipe 1.

The two ends of the pipeline connecting elbow 5 are respectively connected with the second air inlet pipeline 2 and the third air inlet pipeline 8 through a second flange plate 6 and a third flange plate 7.

In this embodiment, as shown in fig. 1, the second flange 6 can enhance the stability of the interface between the second air inlet pipe 2 and the pipe connecting elbow 5, and the third flange 7 can enhance the stability of the inlet and the outlet of the third air inlet pipe 8 and the pipe connecting elbow 5.

It should be noted that the utility model is an automobile exhaust emission reduction device, when in work, personnel fixedly connect the second air inlet pipeline 2 and the first air inlet pipeline 1 by the first flange 3, fixedly connect the second air inlet pipeline 2 and the pipeline connecting elbow 5 by the second flange 6, meanwhile, a third air inlet pipeline 8 is fixedly connected with the pipeline connecting elbow 5 by a third flange 7, can effectively avoid the phenomenon of expansion deformation of the pipeline caused by the increase of the air pressure, prevent the automobile exhaust from leaking into the atmosphere without purification, further, the glass fiber heat preservation cotton 11 can effectually avoid the high temperature conduction of tail gas to the surface of pipeline, and high temperature resistant coating 12 can effectual promotion pipeline inner wall's high temperature resistance, prolongs the life of first admission line 1, second admission line 2, pipe connection elbow 5, third admission line 8 and tail pipe 10.

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. Automobile exhaust emission reduces discharging device, including first admission line (1) and pipe connection elbow (5), its characterized in that: the one end of first admission line (1) is provided with second admission line (2), install car silencer (4) through the screw on second admission line (2), the one end of second admission line (2) is connected with pipe connection elbow (5), the one end of pipe connection elbow (5) is connected with third admission line (8), install three way catalyst converter (9) through the bolt on third admission line (8).

2. The automobile exhaust emission reduction device according to claim 1, characterized in that: the inner sides of the first air inlet pipeline (1), the second air inlet pipeline (2), the pipeline connecting elbow (5) and the third air inlet pipeline (8) are provided with glass fiber heat-insulating cotton (11), and the inner wall surfaces of the first air inlet pipeline (1), the second air inlet pipeline (2), the pipeline connecting elbow (5) and the third air inlet pipeline (8) are coated with high-temperature-resistant coatings (12).

3. The automobile exhaust emission reduction device according to claim 1, characterized in that: one end of the three-way catalyst (9) is connected with an exhaust tail pipe (10).

4. The automobile exhaust emission reduction device according to claim 1, characterized in that: the second air inlet pipeline (2) is connected with the first air inlet pipeline (1) through a first flange plate (3).

5. The automobile exhaust emission reduction device according to claim 1, characterized in that: and two ends of the pipeline connecting elbow (5) are respectively connected with the second air inlet pipeline (2) and the third air inlet pipeline (8) through a second flange plate (6) and a third flange plate (7).