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Automotive exhaust purification device

A technology for purifying device and automobile exhaust, which is applied to exhaust device, muffler device, engine components, etc., can solve the problems of easy loosening and falling off of muffler sheet, difficult noise reduction effect, etc., and achieves the effect of not easily falling off, good effect, and increasing contact area.

Inactive Publication Date: 2015-04-01
CHONGQING XINZHUOHUI AUTOMOBILE PURIFIER
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  • Abstract
  • Description
  • Claims
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AI Technical Summary

Problems solved by technology

However, the existing automobile exhaust purification device has the following technical problems: by setting the sound-absorbing sheet, the sound-absorbing sheet is easy to loosen and fall off, and it is difficult to achieve a good sound-absorbing effect

Method used

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  • Automotive exhaust purification device

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Embodiment Construction

[0012] Below in conjunction with accompanying drawing and embodiment the technical solution of the present invention is further described:

[0013] Such as figure 1 As shown: the present invention provides an automobile exhaust purification device, which includes an exhaust gas purification body connected to the exhaust gas connection pipe 1, the exhaust gas purification body includes an anechoic chamber 4 and a secondary purification chamber 7, and one side of the anechoic chamber 4 is connected to the exhaust gas connection pipe 1 The tail gas inlet is set, the other side is set as the tail gas outlet, and the primary purification net 2 is arranged at the tail gas entrance. The primary purification net 2 is a double-layer structure, and molecular sieve catalysts are filled between the primary purification nets 2; There is a muffler pipe connected to the outlet of the exhaust gas, and the other end of the muffler pipe is provided with a branch pipe 3 with holes on the wall, a...

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Abstract

The invention relates to the technical field of automotive exhaust purification, in particular to an automotive exhaust purification device which comprises an exhaust purification body connected with an exhaust connecting pipe. The exhaust purification body comprises an anechoic chamber and a secondary purification chamber, an exhaust inlet is formed in the joint of one side of the anechoic chamber and the exhaust connecting pipe, an exhaust outlet is formed in the other side of the anechoic chamber, a primary purification screen is of a double-layer structure and arranged at the exhaust inlet, the double-layer structure is filled with catalytic agents, an anechoic pipe is connected in the anechoic chamber and the exhaust outlet, a supporting pipe is arranged at the other end of the anechoic pipe, a hole is formed in the wall of the supporting pipe, purified cotton is arranged in the secondary purification chamber, and a purification outlet is formed in one side of the secondary purification chamber perpendicular to the anechoic pipe. By the aid of the technical scheme, the automotive exhaust purification device is fine in exhaust purification and anechoic effect.

Description

technical field [0001] The invention relates to the technical field of automobile exhaust purification, in particular to an automobile exhaust purification device. Background technique [0002] With the development of the economy, the automobile industry has also developed rapidly. The exhaust gas produced by automobiles during driving contains harmful gases, thus causing great pollution to the atmosphere. Especially in large and medium-sized cities, the number of automobiles is on the rise. , the emission of automobile exhaust causes greater harm to the health of urban residents, and is the main source of air pollution in modern cities. In order to solve the above problems, various automobile exhaust treatment devices have emerged as the times require. [0003] The current purification and muffler device connected to the exhaust pipe of the automobile, the purifier and muffler device includes an outer cavity and an inner cavity, and a muffler sheet is arranged before the ou...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F01N3/08F01N3/021
Inventor 杨云逸
Owner CHONGQING XINZHUOHUI AUTOMOBILE PURIFIER
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