CN203559964U

CN203559964U - Vehicle tail gas purification device

Info

Publication number: CN203559964U
Application number: CN201320651538.XU
Authority: CN
Inventors: 王美堂
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-21
Filing date: 2013-10-21
Publication date: 2014-04-23
Anticipated expiration: 2023-10-21

Abstract

The utility model discloses a vehicle tail gas purification device which is characterized by comprising a hollow casing, wherein front filter elements and rear filter elements are sealed and fixed in the casing; air circling space is formed between the front filter elements and the rear filter elements; both the front filter elements and the rear filter elements are made of nanoscale carbonized plant shell materials, and the number of holes in each front filter element and the number of holes in each rear filter element are 50-300 meshes per square inch; and a plurality of positioning damping films are fixedly arranged on the outer surface of the front part of the casing, and the diameter of at least one positioning damping film is larger than the inner diameter of a vehicle tail gas tube. The vehicle tail gas purification device has the advantages that the tail gas purification device is mounted in the vehicle tail gas tube and can purify exhausted vehicle tail gas, the content of hazardous substances such as carbon monoxide, non-methane hydrocarbon and the like in the purified vehicle tail gas can be reduced greatly and is far smaller than the content specified in the national tail gas exhaust standard, and the green and environmental protection requirements can be met.

Description

A kind of tail-gas purifier of vehicle

Technical field

The utility model relates to a kind of purification plant of waste gas, relates in particular to a kind of tail-gas purifier of vehicle.

Background technique

Along with socioeconomic development, various vehicles become people's means of transportation or cargo carrier gradually.At present, most power car (as: automobile, train, motorcycle etc.) all adopts gasoline or diesel oil as power source, and in the tail gas of discharging at vehicle after gasoline or diesel combustion, contain carbon monoxide, nitrogen oxides and human body is produced to dysgenic some other solid particle, polluted air, harm humans healthy, the environmental protection that this and we advocate is now disagreed.

Summary of the invention

Technical problem to be solved in the utility model is to provide effectively purifying vehicle tail gas of one, meets the tail-gas purifier of vehicle of environmental protection.

The utility model solves the problems of the technologies described above adopted technological scheme: a kind of tail-gas purifier of vehicle, comprise the housing of hollow, the maximum boundary dimension of the rear class part of described housing is greater than the maximum boundary dimension of the prime part of described housing, in described housing, sealing is fixedly installed prime filtering core and rear class filtering core, prime part and shape of cross section that described prime filtering core is arranged in described housing match, rear class part and shape of cross section that described rear class filtering core is arranged in described housing match, between described prime filtering core and described rear class filtering core, be provided with air convolution space, the material of described prime filtering core and described rear class filtering core all adopts nanometer carbonization plant shell, hole count on described prime filtering core and described rear class filtering core is 50～300 order/square inches, on the outer surface of the prime part of described housing, be fixedly installed multi-disc location damping film, wherein at least the diameter of the location damping film described in a slice is greater than the internal diameter of Vehicular exhaust pipe.

The length of described prime filtering core is 50～300cm, and the length of described rear class filtering core is 20～70cm.

Described nanometer carbonization plant shell is nanometer carbonization coconut husk or nanometer carbonization shuck.

Hole count on described prime filtering core and described rear class filtering core is 150 order/square inches.

The diameter of described location damping film is 42～150 mm, and the thickness of described positioning film is 0.6～4mm, and the material of described positioning film is soft material.

Prime positioning step and rear class positioning step on the internal surface of described housing, have been wholely set, described air convolution space is between described prime positioning step and described rear class positioning step, the rear end of described prime filtering core withstands on described prime positioning step, the prime end of described housing is bolted with multiple the first gear screws, the first described gear screw keeps off on the front end of described prime filtering core, the front end of described rear class filtering core withstands on described rear class positioning step, the rear class end of described housing is bolted with multiple the second gear screws, the second described gear screw keeps off in the rearward end of described rear class filtering core.

The material of described housing is metal or plastics.

The shape of cross section of the prime part of the shape of cross section of the rear class part of described housing and described housing is identical or different, and the rear class part of described housing and the shape of cross section of prime part can be all circle, ellipse or polygonal.

Compared with prior art, the utility model has the advantages that by this exhaust gas cleaner is arranged in Vehicular exhaust pipe, can purify the Vehicular exhaust of discharging, in Vehicular exhaust after purification, the harmful substance contents such as carbon monoxide, NMHC reduces greatly, its content, well below the content in national regulation exhaust emission standard, meets the requirement of environmental protection; In addition, on outer surface due to the prime part of housing, be fixedly installed multi-disc location damping film, during installation, need only the prime part of housing is filled in the offgas duct of vehicle, by positioning film, just this exhaust gas cleaner can be fixed in Vehicular exhaust pipe, dismounting is very convenient, and whole device is simple in structure, cost is also lower.

Accompanying drawing explanation

Fig. 1 is the figure that partly cuts open of the present utility model;

Fig. 2 is the right elevation of Fig. 1.

Embodiment

Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.

As shown in the figure, a kind of tail-gas purifier of vehicle, comprise the housing 1 of hollow, prime filtering core 2 and rear class filtering core 3, the maximum boundary dimension of the rear class part of housing 1 is greater than the maximum boundary dimension of the prime part of housing 1, prime part and shape of cross section that 2 sealings of prime filtering core are arranged in housing 1 match, rear class part and shape of cross section that 3 sealings of rear class filtering core are arranged in housing 1 match, prime positioning step 11 and rear class positioning step 12 on the internal surface of housing 1, have been wholely set, the rear end of prime filtering core 2 withstands on prime positioning step 11, the prime end of housing 1 is bolted with multiple the first gear screws 4, the first gear screw 4 keeps off on the front end of prime filtering core 2, the front end of rear class filtering core 3 withstands on rear class positioning step 12, the rear class end of housing 1 is bolted with multiple the second gear screws 5, the second gear screw 5 keeps off in the rearward end of rear class filtering core 3, between prime filtering core 2 and rear class filtering core 3, be provided with air convolution space 13, air convolution space 13 is between prime positioning step 11 and rear class positioning step 12, prime filtering core 2 all adopts nanometer carbonization plant shell with the material of rear class filtering core 3, prime filtering core 2 is 150 order/square inches with the hole count on rear class filtering core 3, on the outer surface of the prime part of housing 1, be fixedly installed multi-disc location damping film 6, wherein at least the diameter of a slice location damping film 6 is greater than the internal diameter of Vehicular exhaust pipe.

In above-described embodiment, the length of prime filtering core 2 can be selected according to actual needs in the scope of 50～300cm, the length of rear class filtering core 3 can be selected according to actual needs in the scope of 20～70cm, prime filtering core 2 can require to select according to actual filtration with the hole count on rear class filtering core 3 in the scope of 50～300 order/square inches, and nanometer carbonization plant shell can be selected nano-scale carbon coconut husk or nanometer carbonization shuck etc.; The diameter of location damping film 6 can be selected according to the internal diameter of Vehicular exhaust pipe in the scope of 42～150mm, and the thickness of positioning film 6 can be selected according to the internal diameter of Vehicular exhaust pipe in the scope of 0.6～4mm, and the material of positioning film 6 is soft material; In addition, the material of housing 1 can be metal or plastics, the shape of cross section of the shape of cross section of the rear class part of housing 1 and the prime part of housing 1 can be identical or different, and the rear class part of housing 1 and the shape of cross section of prime part can be all the geometrical shape of the rules such as circle, ellipse or polygonal.

Claims

1. a tail-gas purifier of vehicle, it is characterized in that comprising the housing of hollow, the maximum boundary dimension of the rear class part of described housing is greater than the maximum boundary dimension of the prime part of described housing, in described housing, sealing is fixedly installed prime filtering core and rear class filtering core, prime part and shape of cross section that described prime filtering core is arranged in described housing match, rear class part and shape of cross section that described rear class filtering core is arranged in described housing match, between described prime filtering core and described rear class filtering core, be provided with air convolution space, the material of described prime filtering core and described rear class filtering core all adopts nanometer carbonization plant shell, hole count on described prime filtering core and described rear class filtering core is 50～300 order/square inches, on the outer surface of the prime part of described housing, be fixedly installed multi-disc location damping film, wherein at least the diameter of the location damping film described in a slice is greater than the internal diameter of Vehicular exhaust pipe.

2. a kind of tail-gas purifier of vehicle as claimed in claim 1, is characterized in that the length of described prime filtering core is 50～300cm, and the length of described rear class filtering core is 20～70cm.

3. a kind of tail-gas purifier of vehicle as claimed in claim 1, is characterized in that described nanometer carbonization plant shell is nanometer carbonization coconut husk or nanometer carbonization shuck.

4. a kind of tail-gas purifier of vehicle as claimed in claim 1, the hole count on the prime filtering core described in it is characterized in that and described rear class filtering core is 150 order/square inches.

5. a kind of tail-gas purifier of vehicle as claimed in claim 1, is characterized in that the diameter of described location damping film is 42～150 mm, and the thickness of described positioning film is 0.6～4mm, and the material of described positioning film is soft material.

6. a kind of tail-gas purifier of vehicle as claimed in claim 1, on the internal surface of the housing described in it is characterized in that, prime positioning step and rear class positioning step have been wholely set, described air convolution space is between described prime positioning step and described rear class positioning step, the rear end of described prime filtering core withstands on described prime positioning step, the prime end of described housing is bolted with multiple the first gear screws, the first described gear screw keeps off on the front end of described prime filtering core, the front end of described rear class filtering core withstands on described rear class positioning step, the rear class end of described housing is bolted with multiple the second gear screws, the second described gear screw keeps off in the rearward end of described rear class filtering core.

7. a kind of tail-gas purifier of vehicle as claimed in claim 1, is characterized in that the material of described housing is metal or plastics.

8. a kind of tail-gas purifier of vehicle as claimed in claim 1, the shape of cross section of the prime part of the shape of cross section of the rear class part of the housing described in it is characterized in that and described housing is identical or different, and the rear class part of described housing and the shape of cross section of prime part can be all circle, ellipse or polygonal.