CN215860417U

CN215860417U - Stainless steel air inlet chamber for automobile engine exhaust emission

Info

Publication number: CN215860417U
Application number: CN202122186911.6U
Authority: CN
Inventors: 褚坚强
Original assignee: Tiantai Hongxiang Stainless Steel Products Co ltd
Current assignee: Tiantai Hongxiang Stainless Steel Products Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-02-18
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a stainless steel air inlet chamber for automobile engine exhaust emission, which comprises an air inlet chamber main body, wherein a heat insulation layer is arranged on the inner wall of the air inlet chamber main body, a protective layer is arranged on the inner side of the heat insulation layer, reinforcing ribs are arranged in the protective layer, a first flange sheet is arranged at the upper end of the air inlet chamber main body, a second flange sheet is arranged at the bottom end of the air inlet chamber main body, a connecting block is arranged on one side of the air inlet chamber main body, a filtering block is arranged in the air inlet chamber main body, filtering holes are formed in the filtering block, and through arrangement of the heat insulation layer, the protective layer and the reinforcing ribs, the strength of the air inlet chamber main body can be improved by utilizing the matching of the protective layer and the reinforcing ribs in the use process of the air inlet chamber main body, and the heat energy generated in the use process of an engine can be prevented from influencing the structure of the air inlet chamber main body by utilizing the heat insulation layer, so that the service cycle of the air inlet chamber main body is prolonged.

Description

Stainless steel air inlet chamber for automobile engine exhaust emission

Technical Field

The utility model relates to the technical field of automobile exhaust treatment, in particular to a stainless steel air inlet chamber for automobile engine exhaust emission.

Background

The engine is the heart of the automobile, which directly influences the dynamic property, the economy, the low-carbon environmental protection property and the like of the whole automobile, the research and development of the automobile engine is a complex system, the period of the engine greatly influences the time to market of a new automobile, the cost of the engine also has a considerable proportion in the cost of the whole automobile, and enterprises can rapidly adjust products to meet the requirements of consumers and decide whether the engine can stand in a non-abortive place in the intense market competition today when the economy and the society develop at a high speed; along with the development of science and technology and the improvement of consumption level, the requirement of consumers on personalized products is higher and higher, the private customization of commodities extends towards the popularization and multiple industries, the personalized customization of automobiles may not be too far away, the requirements on the research and the development of automobile engines are higher, in the traditional design method, the defects of long design period, high design cost, inconvenience in design modification and the like need to be solved urgently, 26 days in 2021 and 5 months, the routine release of the ecological environment department can be notified, from 7 months in this year, the national emission standards of the automobile are comprehensively implemented in China, the marking that the national automobile standards comprehensively enter the national six ages, and the basic realization is in direct contact with developed countries in Europe and America. Compared with the national five standard, the limit of the automobile national six nitrogen oxides and the limit of the particulate matters are respectively reduced by 77 percent and 67 percent.

The prior art has the following defects or problems:

1. when the existing engine air inlet chamber is used, because high temperature generated by the engine during working can be directly input into the air inlet chamber, the long-term high temperature can affect the structure of the air inlet chamber, so that the air inlet chamber is damaged or destroyed, and the service cycle of the air inlet chamber is affected;

2. when the existing engine intake chamber is used, because the tail gas generated when the engine works contains tar, carbon monoxide, hydrocarbon, nitrogen oxide, lead and the like, wherein the carbon monoxide, the hydrocarbon, the nitrogen oxide and the lead can be absorbed by the three-way catalyst, but the tar contained in the tail gas can be attached to an automobile exhaust pipeline in the process of being discharged to the three-way catalyst, so that the exhaust emission of the automobile is blocked, and the normal use of the automobile is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stainless steel air inlet chamber for automobile engine exhaust emission aiming at the defects of the prior art so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: automobile engine exhaust emission stainless steel air inlet chamber, including the air inlet chamber main part, air inlet chamber main part inner wall is provided with the insulating layer, the insulating layer inboard is provided with the inoxidizing coating, the inside strengthening rib that is provided with of inoxidizing coating, air inlet chamber main part upper end is provided with first flange piece, air inlet chamber main part bottom is provided with the second flange piece, air inlet chamber main part one side is provided with the connecting block, the inside filter block that is provided with of air inlet chamber main part, the inside filtration pore of crossing that is provided with of filter block.

As a preferable technical scheme of the utility model, the material of the heat insulation layer is made of asbestos fiber felt.

As a preferable technical scheme of the utility model, the material of the protective layer is made of stainless steel and silicon carbide.

As a preferable technical scheme of the utility model, the reinforcing ribs are cylindrical, and are arranged in the protective layer in a crossed mode.

In a preferred embodiment of the present invention, the first flange piece and the second flange piece are integrally formed and fixedly installed at both ends of the intake chamber body in the vacuum precision casting furnace.

As a preferable technical scheme of the utility model, the material of the filter block is made of activated carbon and glass fiber.

As a preferable technical scheme of the utility model, the filtering holes are Y-shaped, the number of the filtering holes is a plurality of groups, and the filtering holes are transversely arranged in the filtering block.

Compared with the prior art, the utility model provides a stainless steel air inlet chamber for automobile engine exhaust emission, which has the following beneficial effects:

1. according to the stainless steel air inlet chamber for automobile engine exhaust emission, the heat insulation layer, the protection layer and the reinforcing ribs are arranged, so that the strength of the air inlet chamber main body can be improved by matching the protection layer with the reinforcing ribs in the use process of the air inlet chamber main body, the heat insulation layer can be used for preventing heat energy generated in the use process of an engine from influencing the main structure of the air inlet chamber, and the service cycle of the air inlet chamber main body is prolonged;

2. this automobile engine exhaust emission stainless steel air inlet chamber, through setting up filter block and filtration pore, when air inlet chamber main part was used, when the tail gas that the engine produced was through the air inlet chamber main part, utilized filter block and filtration pore's cooperation, can adsorb the tar that contains in the engine exhaust to avoid tar to adhere to in the exhaust duct, cause the condition that the exhaust duct blockked up to appear, improved engine exhaust emission's stability.

Drawings

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

FIG. 2 is a schematic top view of the first connecting piece of the present invention;

FIG. 3 is a schematic cross-sectional view of the inner wall of the intake chamber body according to the present invention;

FIG. 4 is a schematic view of the structure of the filter block and the filter holes of the present invention.

In the figure: 1. an intake chamber main body; 11. a thermal insulation layer; 12. a protective layer; 13. reinforcing ribs; 2. a first flange piece; 3. a second flange piece; 4. connecting blocks; 5. a filter block; 6. and (4) filtering holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: automobile engine exhaust emission stainless steel air inlet chamber, including air inlet chamber

main part

1, 1 inner wall of air inlet chamber main part is provided with

insulating layer

11, 11 inboard sides of insulating layer are provided with inoxidizing coating 12, the inside strengthening rib 13 that is provided with of inoxidizing

coating

12, 1 upper end of air inlet chamber main part is provided with

first flange piece

2, 1 bottom of air inlet chamber main part is provided with

second flange piece

3, 1 one side of air inlet chamber main part is provided with connecting

block

4, 1 inside filter block 5 that is provided with of air inlet chamber main part, filter block 5 is inside to be provided with filtration pore 6.

In the embodiment, the heat insulation layer 11 is made of asbestos fiber felt, and the heat insulation layer 11 can prevent the heat energy generated in the use process of the engine from influencing the structure of the air intake chamber main body 1, so that the service cycle of the air intake chamber main body 1 is prolonged; the material of the protective layer 12 is made of stainless steel and silicon carbide, and the silicon carbide is added into the material of the protective layer 12, so that the corrosion resistance and the mechanical property of the air intake chamber main body 1 are improved, and the strength of the air intake chamber main body 1 is improved, so that the air intake chamber main body 1 can be better applied to a tail gas emission system; the reinforcing ribs 13 are cylindrical, the reinforcing ribs 13 are arranged in the protective layer 12 in a crossed mode, and the reinforcing ribs 13 are additionally arranged in the protective layer 12, so that the protective layer 12 can be prevented from deforming when being subjected to high temperature; the first flange piece 2 and the second flange piece 3 are integrally formed and fixedly installed at two ends of the air inlet chamber main body 1 in the vacuum precision casting furnace, and the air inlet chamber main body 1 can be sealed by integrally casting the first flange piece 2 and the second flange piece 3; the material of the filter block 5 is made of active carbon and glass fiber, the active carbon can be used for adsorbing tar contained in engine exhaust, and the glass fiber can be used for improving the toughness of the filter block 5; the shape of filtering hole 6 is the Y font, and the quantity of filtering hole 6 is a plurality of groups, and filtering hole 6 transversely arranges inside filter block 5, through setting up filtering hole 6, can improve engine exhaust's trafficability characteristic, avoids engine exhaust to appear the condition of blockking up in air inlet chamber main part 1 inside.

The working principle and the using process of the utility model are as follows: in the engine use, through the cooperation of first flange piece 2 with second flange piece 3, can install air inlet chamber main part 1 on the engine, then utilize the cooperation of inoxidizing coating 12 and strengthening rib 13, can improve the intensity of air inlet chamber main part 1, utilize insulating layer 11 can prevent that the heat energy that produces from causing the influence to air inlet chamber main part 1 structure in the engine use, thereby prolong air inlet chamber main part 1's life cycle, and when air inlet chamber main part 1 used, when the tail gas that the engine produced passes through air inlet chamber main part 1, utilize the cooperation of filter block 5 and filtration hole 6, can adsorb the tar that contains in the engine tail gas, thereby avoid tar to adhere to in the exhaust duct, cause the condition that the exhaust duct appears blockking up, the stability of engine tail gas emission has been improved.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Automobile engine exhaust emission stainless steel air inlet chamber, its characterized in that: including air inlet chamber main part (1), air inlet chamber main part (1) inner wall is provided with insulating layer (11), insulating layer (11) inboard is provided with inoxidizing coating (12), inoxidizing coating (12) inside is provided with strengthening rib (13), air inlet chamber main part (1) upper end is provided with first flange piece (2), air inlet chamber main part (1) bottom is provided with second flange piece (3), air inlet chamber main part (1) one side is provided with connecting block (4), air inlet chamber main part (1) inside is provided with filter block (5), filter block (5) inside is provided with filtration pore (6).

2. The stainless steel intake plenum for automobile engine exhaust emissions according to claim 1, wherein: the material of the heat insulation layer (11) is made of asbestos fiber felt.

3. The stainless steel intake plenum for automobile engine exhaust emissions according to claim 1, wherein: the material of the protective layer (12) is made of stainless steel and silicon carbide.

4. The stainless steel intake plenum for automobile engine exhaust emissions according to claim 1, wherein: the reinforcing ribs (13) are cylindrical, and the reinforcing ribs (13) are arranged in the protective layer (12) in a crossed mode.

5. The stainless steel intake plenum for automobile engine exhaust emissions according to claim 1, wherein: the first flange piece (2) and the second flange piece (3) are integrally formed and fixedly installed at two ends of the air inlet chamber main body (1) in the vacuum precision casting furnace.

6. The stainless steel intake plenum for automobile engine exhaust emissions according to claim 1, wherein: the material of the filter block (5) is made of activated carbon and glass fiber.

7. The stainless steel intake plenum for automobile engine exhaust emissions according to claim 1, wherein: the filter block is characterized in that the filter holes (6) are Y-shaped, the number of the filter holes (6) is a plurality of groups, and the filter holes (6) are transversely arranged in the filter block (5).