CN209671054U - A kind of tail gas second cleaner suitable for diesel vehicle - Google Patents

A kind of tail gas second cleaner suitable for diesel vehicle Download PDF

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Publication number
CN209671054U
CN209671054U CN201920328768.XU CN201920328768U CN209671054U CN 209671054 U CN209671054 U CN 209671054U CN 201920328768 U CN201920328768 U CN 201920328768U CN 209671054 U CN209671054 U CN 209671054U
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China
Prior art keywords
cavity
stratum reticulare
right end
tail gas
diesel vehicle
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CN201920328768.XU
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Chinese (zh)
Inventor
魏东
罗锦涛
徐昌强
谢华松
孟一飞
李军朋
胡俊
钟琦
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Henan Ruiyi Environmental Protection Technology Co Ltd
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Henan Ruiyi Environmental Protection Technology Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Abstract

The utility model relates to catalytic cleaner technical fields, specifically disclose a kind of tail gas second cleaner suitable for diesel vehicle, including clarifier ontology, clarifier ontology includes air inlet pipe, one end of air inlet pipe is connected to one end of flash chamber, and the other end of flash chamber, which is equipped with, dredges gas chamber, and the centre for dredging gas chamber is equipped with partition, partition is equipped with aerophobic tube road, and aerophobic tube road is equipped with noise abatement hole;The right end for dredging gas chamber is connected with the first purification cylinder, the first cavity, the second cavity separated by ventilation stratum reticulare is equipped in first purifying tube body, the close stratum reticulare processed placed there are two being set in second cavity every sky, desiccant is placed in close stratum reticulare processed, the upper end of second cavity is equipped with to the port being interlinked to the outside, the right end of first purification cylinder is equipped with two snorkels placed every sky, and the right end of snorkel is equipped with the second purification cylinder, and the right end of the second purification cylinder is connected with exhaust pipe by convex fitting.The structure design of the utility model is reasonable, good purification, convenient disassembly, long service life.

Description

A kind of tail gas second cleaner suitable for diesel vehicle
Technical field
The utility model relates to catalytic cleaner technical field more particularly to a kind of tail gas second level suitable for diesel vehicle are net Change device.
Background technique
The pollutant of motor vehicle emission is mainly based on CO, hydrocarbon, nitrogen oxides and particulate matter, diesel vehicle PM, NOx Discharge amount has accounted for seventy percent or more of automobile total displacement.After a large amount of tail gas that diesel engine emissions go out enter atmosphere, it can lead to Ozone concentration increases, and the flue dust molecule quantity in tail gas is 30 to 100 times higher than petrol engine, with engine technology It improving, tail gas flue dust molecule becomes smaller and smaller, and the harmfulness to environment is huge, serious harm human health, Only can just it be filtered this out using filter.
Currently, using prime oxidation catalyst+rear class catalytic type grain catcher into the technology side for being maturation Case, can convert the trapping of oily tail gas PM particle, while handle CO, CH, NOx and PM carbon soot particles etc. and discharge pollutants, Reach five discharge standard of state V and Europe, reduces influence of the exhaust gas from diesel vehicle discharge to environment.But the production of prime oxidation catalyst There is water in object, influence whether the use of rear class catalytic type grain catcher, is easy in addition to influence so that trap is blocked by cigarette ash The work of the burner of trap tail end, in addition current exhaust purifier is mostly the setting aerophobic tube road at air inlet port, this Sample is easy to be obstructed so that being vented, and reduces the effective output of engine to a certain extent.
Utility model content
It is reasonable in design the purpose of the utility model is to provide a kind of tail gas second cleaner suitable for diesel vehicle, Good purification, convenient disassembly, long service life.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of tail gas second level suitable for diesel vehicle Clarifier, including clarifier ontology, the clarifier ontology includes air inlet pipe, one end of the air inlet pipe and one end of flash chamber Connection, the other end of the flash chamber, which is equipped with, dredges gas chamber, and the centre of the thin gas chamber is equipped with partition, and the partition, which is equipped with, dredges gas Pipeline, the aerophobic tube road are equipped with noise abatement hole;The right end of the thin gas chamber is connected with the first purification cylinder by connecting flange, It is equipped with the first cavity, the second cavity separated by ventilation stratum reticulare in the first purifying tube body, is equipped with three in first cavity First catalyst converter carrier is set in second cavity there are two the close stratum reticulare processed placed every sky, is equipped between two layers of close stratum reticulare processed defeated Tracheae, is filled with desiccant between two layers of close stratum reticulare processed, and the upper end of second cavity is equipped with to the port being interlinked to the outside, and described the The right end of one purification cylinder is equipped with two snorkels placed every sky, and the right end of the snorkel is equipped with the second purification cylinder, institute It states and is equipped with DPF grain catcher in the second purifying tube body, the right end of the second purification cylinder is connected with by convex fitting Exhaust pipe, the convex fitting include preceding connector and rear connector.
Preferably, the port is in above desiccant, and the port is equipped with valve.
Preferably, the convex fitting is an integral structure, and the preceding connector, rear connector are hollow structure, The inner wall of the preceding connector is equipped with the fillet of screw, and the outer wall of the rear connector is equipped with the fillet of screw, the preceding connector Internal diameter is greater than the internal diameter of rear connector.
Preferably, it is described second purification cylinder right end outer wall be equipped with the fillet of screw, the left end of the exhaust pipe it is interior The fillet of screw on wall.
Preferably, the tube wall of the appendix is equipped with several through-holes, and the diameter of the through-hole is less than desiccant particle Diameter.
Preferably, the internal diameter of the exhaust pipe is less than the internal diameter of snorkel.
Preferably, the ventilation stratum reticulare, close stratum reticulare processed are all made of stainless steel material.
The beneficial effects of the utility model are: the device is equipped with three-way catalytic converter carrier, DPF grain catcher two purifications Structure, double purified improve clean-up effect, and in addition three-way catalytic converter carrier, DPF grain catcher detachably come out, convenient Cleaning;Between three-way catalytic converter carrier, DPF grain catcher be equipped with place desiccant structure, desiccant can be absorbed by The water in product after three-way catalytic converter carrier avoids the presence of water from influencing the use of DPF grain catcher;Above desiccant The port being interlinked to the outside may be implemented to be convenient for changing desiccant;It is equipped between flash chamber and the first purification cylinder and dredges gas chamber, can subtracted Slow gas flow rate, extends the time of contact of gas and three-way catalytic converter carrier, improves clean-up effect, in addition avoids at air inlet mouth of pipe If dredging device of air, so that exhaust is not easy to be obstructed, the effective output of engine is reduced;It is connected and is vented by convex fitting Detachably, and variable diameter processing may be implemented in pipe.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the tail gas second cleaner suitable for diesel vehicle of the utility model.
Fig. 2 is the side view of convex fitting in the utility model.
In figure: 1, clarifier ontology, 2, air inlet pipe, 3, flash chamber, 4, thin gas chamber, 41, aerophobic tube road, 42, partition, 43, Noise abatement hole, 5, connecting flange, the 6, first purification cylinder, 61, three-way catalytic converter carrier, 62, ventilation stratum reticulare, 63, close stratum reticulare processed, 64, port, 65, desiccant, the 66, first cavity, the 67, second cavity, 68, appendix, 7, snorkel, the 8, second purification cylinder, 81, DPF grain catcher, 9, convex fitting, 91, preceding connector, 92, rear connector, 10, exhaust pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment
A kind of tail gas second cleaner suitable for diesel vehicle, including clarifier ontology 1, clarifier ontology 1 include air inlet One end of pipe 2, air inlet pipe 2 is connected to one end of flash chamber 3, and the other end of flash chamber 3, which is equipped with, dredges gas chamber 4, dredges the centre of gas chamber 4 Equipped with partition 42, partition 42 is equipped with aerophobic tube road 41, and aerophobic tube road 41 is equipped with noise abatement hole 43;The right end for dredging gas chamber 4 passes through Connecting flange 5 is connected with the first purification cylinder 6, be equipped in the first purification cylinder 6 the first cavity 66 separated by ventilation stratum reticulare 62, Second cavity 67 is equipped with three-way catalytic converter carrier 61 in first cavity 66, sets in the second cavity 67 close there are two placing every sky Stratum reticulare 63 processed is equipped with appendix 68 between two layers of close stratum reticulare 63 processed, is filled with desiccant, the second chamber between two layers of close stratum reticulare 63 processed The upper end of body 67 is equipped with to the port 64 being interlinked to the outside, and the right end of the first purification cylinder 6 is equipped with two snorkels 7 placed every sky, The right end of snorkel 7 is equipped with the second purification cylinder 8, is equipped with DPF grain catcher 81, the second purifying tube in the second purification cylinder 8 The right end of body 8 is connected with exhaust pipe 10 by convex fitting 9, and convex fitting 9 includes preceding connector 91 and rear connector 92.
Wherein, port 64 is in 65 top of desiccant, and port 64 is equipped with valve.
Wherein, convex fitting 9 is an integral structure, and preceding connector 91, rear connector 92 are hollow structure, preceding connection The inner wall of body 91 is equipped with the fillet of screw, and the outer wall of rear connector 92 is equipped with the fillet of screw, and the internal diameter of preceding connector 91 connects after being greater than The internal diameter of junctor 92.
Wherein, the outer wall of the right end of the second purification cylinder 8 is equipped with the fillet of screw, screw thread on the inner wall of the left end of exhaust pipe 10 Circle.
Wherein, the tube wall of appendix 68 is equipped with several through-holes, and the diameter of through-hole is less than the diameter of 65 particle of desiccant, and The impervious close stratum reticulare 63 processed of desiccant 65.
Wherein, the internal diameter of exhaust pipe 10 is less than the internal diameter of snorkel 7.
Wherein, ventilation stratum reticulare 62, close stratum reticulare 63 processed are all made of stainless steel material.
Concrete operating principle, a kind of tail gas second cleaner suitable for diesel vehicle, using front end three-way catalytic converter carrier 61,81 two treatment facilities of rear end DPF grain catcher, double purified improve clean-up effect, and the right end in addition dredging gas chamber 4 is logical The connection of connecting flange 5 first purification cylinder 6 is crossed, is come out so that three-way catalytic converter carrier 61 is easy to disassemble, easy cleaning maintenance, the The right end of two purification cylinders 8 is connected with exhaust pipe 10, convex fitting by convex fitting 9 by the way of fillet of screw cooperation 9 can quickly split out, so that DPF grain catcher 81 detachably comes out, maintain easily cleaning.
Between three-way catalytic converter carrier 61, DPF grain catcher 81 be equipped with place desiccant 65 structure, by diameter compared with Small appendix 68 conveys gas, can reduce gas flow rate, extends the time of contact of gas and desiccant 65, desiccant 65 can To absorb the water in the product after three-way catalytic converter carrier 61, the presence of water is avoided to influence the use of DPF grain catcher, Alleviate DPF grain catcher end because flue dust humidity is big, end is caused to block, in addition avoids the tail for influencing DPF grain catcher The work of the burner at end;The port 64 of 65 top of desiccant being interlinked to the outside may be implemented to be convenient for changing desiccant 65;Flash chamber 3 And first be equipped between purification cylinder 6 and dredge gas chamber 4, can extend gas and three-way catalytic converter carrier 61 with mitigation of gases flow velocity Time of contact improves clean-up effect, in addition avoids setting thin device of air at air inlet pipe 2, so that exhaust is not easy to be obstructed, reduction is started The effective output of machine;Exhaust pipe 10 is connected by convex fitting 9, detachably, and variable diameter processing, exhaust pipe may be implemented 10 internal diameter is less than the internal diameter of snorkel 7, reduces the mass rate of emission of exhaust gas, when improving tail gas with the contact of DPF grain catcher Between, and then improve clean-up effect.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent character made based on the specification and figures of the utility model or Structural Transformation, are applied directly or indirectly in other Relevant technical field, is also included in the patent protection scope of the utility model.

Claims (7)

1. a kind of tail gas second cleaner suitable for diesel vehicle, including clarifier ontology, it is characterised in that: the clarifier sheet Body includes air inlet pipe, and one end of the air inlet pipe is connected to one end of flash chamber, and the other end of the flash chamber, which is equipped with, dredges gas chamber, The centre of the thin gas chamber is equipped with partition, and the partition is equipped with aerophobic tube road, and the aerophobic tube road is equipped with noise abatement hole;It is described The right end for dredging gas chamber is connected with the first purification cylinder by connecting flange, in the first purifying tube body equipped with by ventilation stratum reticulare every The first cavity, the second cavity opened are equipped with three-way catalytic converter carrier in first cavity, set in second cavity there are two It is equipped with appendix between the close stratum reticulare processed that sky is placed, two layers of close stratum reticulare processed, is filled with desiccant, institute between two layers of close stratum reticulare processed The upper end for stating the second cavity is equipped with to the port being interlinked to the outside, and the right end of the first purification cylinder is equipped with two every the logical of sky placement Tracheae, the right end of the snorkel are equipped with the second purification cylinder, are equipped with DPF grain catcher, institute in the second purifying tube body The right end for stating the second purification cylinder is connected with exhaust pipe by convex fitting, and the convex fitting includes preceding connector with after Connector.
2. a kind of tail gas second cleaner suitable for diesel vehicle according to claim 1, it is characterised in that: the port Above desiccant, the port is equipped with valve.
3. a kind of tail gas second cleaner suitable for diesel vehicle according to claim 1, it is characterised in that: the convex Connector is an integral structure, and the preceding connector, rear connector are hollow structure, and the inner wall of the preceding connector is equipped with The fillet of screw, the outer wall of the rear connector are equipped with the fillet of screw, and the internal diameter of the preceding connector is greater than the internal diameter of rear connector.
4. a kind of tail gas second cleaner suitable for diesel vehicle according to claim 1, it is characterised in that: described second The outer wall for purifying the right end of cylinder is equipped with the fillet of screw, the fillet of screw on the inner wall of the left end of the exhaust pipe.
5. a kind of tail gas second cleaner suitable for diesel vehicle according to claim 1, it is characterised in that: the gas transmission The tube wall of pipe is equipped with several through-holes, and the diameter of the through-hole is less than the diameter of desiccant particle.
6. a kind of tail gas second cleaner suitable for diesel vehicle according to claim 1, it is characterised in that: the exhaust The internal diameter of pipe is less than the internal diameter of snorkel.
7. a kind of tail gas second cleaner suitable for diesel vehicle according to claim 1, it is characterised in that: the ventilation Stratum reticulare, close stratum reticulare processed are all made of stainless steel material.
CN201920328768.XU 2019-03-15 2019-03-15 A kind of tail gas second cleaner suitable for diesel vehicle Active CN209671054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920328768.XU CN209671054U (en) 2019-03-15 2019-03-15 A kind of tail gas second cleaner suitable for diesel vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920328768.XU CN209671054U (en) 2019-03-15 2019-03-15 A kind of tail gas second cleaner suitable for diesel vehicle

Publications (1)

Publication Number Publication Date
CN209671054U true CN209671054U (en) 2019-11-22

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111335995A (en) * 2020-03-06 2020-06-26 贵州工程应用技术学院 Diesel vehicle tail gas oil smoke filter equipment
CN112879141A (en) * 2021-02-26 2021-06-01 徐州徐工矿业机械有限公司 Post-processing device for reducing smoke intensity of high-power engine of non-road mobile machinery

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111335995A (en) * 2020-03-06 2020-06-26 贵州工程应用技术学院 Diesel vehicle tail gas oil smoke filter equipment
CN112879141A (en) * 2021-02-26 2021-06-01 徐州徐工矿业机械有限公司 Post-processing device for reducing smoke intensity of high-power engine of non-road mobile machinery
CN112879141B (en) * 2021-02-26 2021-12-17 徐州徐工矿业机械有限公司 Post-processing device for reducing smoke intensity of high-power engine of non-road mobile machinery

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