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CN-224200717-U - Motor vehicle tail gas treatment and purification device

CN224200717UCN 224200717 UCN224200717 UCN 224200717UCN-224200717-U

Abstract

The utility model provides a motor vehicle tail gas treatment and purification device, which belongs to the technical field of purification devices and comprises a purification mechanism, wherein a heat dissipation mechanism is arranged on the periphery of the purification mechanism, the heat dissipation mechanism comprises a sealing water jacket, the periphery of the purification mechanism is provided with the sealing water jacket for storing heat conduction liquid, a heat dissipation pipe for transporting cooling liquid is arranged in the sealing water jacket, the heat dissipation pipe is in a spiral structure and is wound on the periphery of the purification mechanism, two ends of the heat dissipation pipe are respectively provided with a one-way valve, one end of the purification mechanism is provided with an oxygen sensor and a temperature sensor, one end of the purification mechanism is provided with a heat dissipation pipeline, the periphery of the heat dissipation pipeline is provided with a plurality of groups of heat dissipation fins, one end of the heat dissipation pipeline is provided with a heat dissipation fan, the heat dissipation pipe surrounds the purification mechanism through the arrangement of the heat dissipation mechanism, the heat conduction liquid is combined, the exhaust temperature is stabilized, and when a motor vehicle is rapidly accelerated, the heat dissipation fan is started to cool down, the heat expansion difference is reduced, the purification mechanism is prevented from cracking, and the problem of insufficient cooling efficiency when the purification device is instantaneously high Wen Changjing is solved.

Inventors

  • LI RUI

Assignees

  • 亳州市机动车排气污染管理服务中心

Dates

Publication Date
20260505
Application Date
20250627

Claims (7)

  1. 1. The utility model provides a motor vehicle exhaust administers purifier, including purifying mechanism (1), its characterized in that: A heat dissipation mechanism is arranged on the periphery of the purification mechanism (1); The heat dissipation mechanism comprises a sealing water jacket (2), the sealing water jacket (2) for storing heat conduction liquid is arranged on the periphery of the purification mechanism (1), and a heat dissipation pipe (3) for transporting cooling liquid is arranged in the sealing water jacket (2); The radiating pipe (3) is spirally wound on the periphery of the purifying mechanism (1), the inlet end and the outlet end of the radiating pipe (3) are respectively provided with a one-way valve (5), one end of the purifying mechanism (1) is provided with an oxygen sensor and a temperature sensor (7), the purification mechanism is characterized in that a heat dissipation pipeline (8) is welded at one end of the purification mechanism (1), a plurality of groups of heat dissipation fins (9) are arranged on the periphery of the heat dissipation pipeline (8), and a heat dissipation fan (10) is installed at one end of the heat dissipation pipeline (8).
  2. 2. The motor vehicle exhaust gas treatment and purification apparatus according to claim 1, wherein: the top of the purifying mechanism (1) is provided with a control module (4); The oxygen sensor, the temperature sensor (7) and the cooling fan (10) are electrically connected with the control module (4), and one ends of the two groups of one-way valves (5) are connected with a motor vehicle cooling system.
  3. 3. The motor vehicle exhaust gas treatment and purification apparatus according to claim 1, wherein: One end of the purifying mechanism (1) is provided with a fixing component; The fixing assembly comprises two groups of fixing pipes (11), wherein one group of fixing pipes (11) is connected with one end of the purifying mechanism (1), and the other group of fixing pipes (11) is connected with one end of the radiating pipe (3).
  4. 4. A motor vehicle exhaust gas treatment and purification apparatus according to claim 3, wherein: The two groups of fixing pipes (11) are provided with a plurality of groups of mounting tables on the periphery, and the mounting tables are provided with first mounting seats (12).
  5. 5. The motor vehicle exhaust gas treatment and purification apparatus according to claim 4, wherein: the plurality of groups of first installation seats (12) are connected with fixing rods (13) through bolts, and second installation seats (14) are installed at one ends of the fixing rods (13).
  6. 6. The motor vehicle exhaust gas treatment and purification apparatus according to claim 5, wherein: The bottoms of the second installation seats (14) are provided with fixing frames (15), and the bottoms of the fixing frames (15) are provided with fixing blocks (16).
  7. 7. The motor vehicle exhaust gas treatment and purification apparatus according to claim 6, wherein: One ends of the two groups of fixed pipes (11) are provided with fixed covers (17); one end of the purification mechanism (1) is provided with a fixed ring (18), and the top of the fixed ring (18) is provided with a fixed bolt.

Description

Motor vehicle tail gas treatment and purification device Technical Field The utility model belongs to the technical field of purifying devices, and particularly relates to a motor vehicle tail gas treatment purifying device. Background The motor vehicle tail gas treating and purifying device is one core device installed inside the exhaust system of automobile to reduce the exhaust of harmful pollutant. Through chemical reaction or physical filtration, the harmful gas generated by the combustion of the engine is converted into harmless substances, and the harmful gas is a key technical component for meeting the environmental protection emission standard of automobiles. Under the long-time high-load operation or the abnormal working condition of the engine, the purification device is easy to cause sintering and cracking of the catalyst carrier and thermal deformation failure of the sealing material due to overhigh temperature of the exhaust gas, so that the purification efficiency is reduced and the harmful gas is leaked. The traditional purification device mostly depends on a passive heat dissipation structure, but the heat dissipation efficiency is limited by the material heat conductivity coefficient and the air convection speed, and the traditional purification device is difficult to play in an instantaneous high-temperature scene. Disclosure of utility model In order to solve the technical problems, the utility model provides a motor vehicle tail gas treatment and purification device, which aims to solve the technical problem that in the prior art, the traditional purification device is insufficient in cooling efficiency when the instantaneous height is Wen Changjing. The utility model discloses a motor vehicle tail gas treatment and purification device, which is characterized by comprising the following specific technical means: the motor vehicle tail gas treatment and purification device comprises a purification mechanism: a heat dissipation mechanism is arranged on the periphery of the purification mechanism; The heat dissipation mechanism comprises a sealing water jacket, the periphery of the purification mechanism is provided with the sealing water jacket for storing heat conduction liquid, and a heat dissipation pipe for transporting cooling liquid is arranged in the sealing water jacket; The cooling tube is spirally structured and winds around the periphery of the purification mechanism, the inlet end and the outlet end of the cooling tube are both provided with one-way valves, one end of the purification mechanism is provided with an oxygen sensor and a temperature sensor, one end of the purification mechanism is welded with a cooling pipeline, the periphery of the cooling pipeline is provided with a plurality of groups of cooling fins, and one end of the cooling pipeline is provided with a cooling fan. The technical scheme further comprises that the top of the purifying mechanism is provided with a control module; The oxygen sensor, the temperature sensor and the cooling fan are electrically connected with the control module, and one ends of the two groups of one-way valves are connected with a motor vehicle cooling system. The technical proposal further comprises that the purifying mechanism end is provided with a fixing component; The fixing assembly comprises two groups of fixing pipes, one group of fixing pipes is connected with one end of the purifying mechanism, and the other group of fixing pipes is connected with one end of the radiating pipe. The technical scheme further comprises that a plurality of groups of mounting tables are arranged on the periphery sides of the two groups of fixed pipes, and first mounting seats are arranged on the mounting tables. The technical scheme further comprises that a plurality of groups of first installation seats are connected with fixing rods through bolts, and one ends of the fixing rods are provided with second installation seats. The technical scheme further comprises that the bottoms of the plurality of groups of second installation seats are provided with fixing frames, and the bottoms of the fixing frames are provided with fixing blocks. The technical proposal further comprises that one ends of the two groups of the fixed pipes are provided with fixed covers; the fixed ring is installed to purifying mechanism one end, fixed ring top is provided with fixing bolt. Compared with the prior art, the utility model has the following beneficial effects: 1. When the motor vehicle is in a rapid acceleration or high load state, the temperature sensor detects that the tail gas temperature is higher, the control module controls the cooling fan to start, and the temperature of the gas in the cooling pipeline is reduced through air cooling, so that the thermal expansion difference in the purifying mechanism is reduced, the cracking of the purifying mechanism caused by the thermal expansion difference is avoided, and the problem of insufficient cooling efficien