CN111365103A - Tail gas aftertreatment encapsulation - Google Patents

Tail gas aftertreatment encapsulation Download PDF

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Publication number
CN111365103A
CN111365103A CN202010315263.7A CN202010315263A CN111365103A CN 111365103 A CN111365103 A CN 111365103A CN 202010315263 A CN202010315263 A CN 202010315263A CN 111365103 A CN111365103 A CN 111365103A
Authority
CN
China
Prior art keywords
shell
aftertreatment
bolt
package
nut
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010315263.7A
Other languages
Chinese (zh)
Inventor
慕玉龙
汪勇
李伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tenneco Suzhou Emission System Co Ltd
Original Assignee
Tenneco Suzhou Emission System Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tenneco Suzhou Emission System Co Ltd filed Critical Tenneco Suzhou Emission System Co Ltd
Priority to CN202010315263.7A priority Critical patent/CN111365103A/en
Publication of CN111365103A publication Critical patent/CN111365103A/en
Priority to PCT/CN2020/118244 priority patent/WO2021212743A1/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/011—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel
    • F01N13/017—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
    • F01N13/1844—Mechanical joints
    • F01N13/1855—Mechanical joints the connection being realised by using bolts, screws, rivets or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1888—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat

Abstract

An exhaust aftertreatment package includes an outer housing, a first aftertreatment component and a second aftertreatment component within the outer housing. The second aftertreatment assembly includes a second housing and a diesel particulate trap enclosed within the second housing. The outer shell is provided with an opening for detaching the second aftertreatment component. The tail gas aftertreatment package comprises a barrel body part sleeved on the periphery of the second shell, and the barrel body part is provided with a first bulge part which bulges outwards along the radial direction; the second shell is provided with a second bulge part which protrudes outwards along the radial direction; the tail gas aftertreatment package also comprises a sealing element clamped between the first boss and the second boss, a connecting piece fixed with the second shell, and a force application component capable of pushing the connecting piece to enable the second shell to be tightly attached to the sealing element. So set up, the sealed of realization second aftertreatment subassembly mounted position department that can be better.

Description

Tail gas aftertreatment encapsulation
Technical Field
The invention relates to a tail gas aftertreatment package, and belongs to the technical field of engine tail gas aftertreatment.
Background
With the escalation of emissions regulations, some exhaust aftertreatment packages include diesel particulate traps. The diesel particulate trap is used for collecting particulate matters in the diesel exhaust, and when the particulate matters are collected to a certain degree, the diesel particulate trap needs to be cleaned, otherwise, the back pressure of the system can be seriously increased, and the normal operation of the system is not facilitated.
In the prior art, in order to facilitate the disassembly of the diesel particulate filter, some disassembly structures are designed, however, how to seal the installation position of the diesel particulate filter when the diesel particulate filter is installed in the exhaust aftertreatment package is a technical problem to be solved by technical personnel in the technical field.
Disclosure of Invention
The invention aims to provide an exhaust aftertreatment package which can better realize sealing at the installation position of a second aftertreatment component.
In order to achieve the purpose, the invention adopts the following technical scheme: an exhaust aftertreatment package comprising an outer housing, a first aftertreatment component located within the outer housing and a second aftertreatment component located downstream of the first aftertreatment component, the second aftertreatment component comprising a second housing and a diesel particulate trap packaged within the second housing, the outer housing having an opening for removal of the second aftertreatment component; the tail gas aftertreatment package comprises a barrel body part sleeved on the periphery of the second shell, and the barrel body part is provided with a first bulge part which bulges outwards along the radial direction; the second shell is provided with a second bulge part which protrudes outwards along the radial direction; the tail gas aftertreatment package also comprises a sealing element clamped between the first boss and the second boss, a connecting piece fixed with the second shell, and a force application component capable of pushing the connecting piece to enable the second shell to be tightly attached to the sealing element.
As a further improved technical scheme of the invention, the exhaust aftertreatment package comprises an end cover assembly matched with the opening, and the force application part penetrates through the end cover assembly.
As a further improved technical solution of the present invention, the exhaust gas aftertreatment package is provided with a first flange located at the opening, the end cover assembly includes an end cover and a second flange fixed on the end cover, the exhaust gas aftertreatment package further includes a clamp detachably connecting the first flange and the second flange, and a first sealing gasket clamped between the first flange and the second flange.
As a further improved technical solution of the present invention, the sealing member is a second sealing gasket sleeved on the second housing.
As a further improved technical scheme of the invention, the force application part is a bolt assembly, and each group of bolt assemblies comprises a bolt and an internal thread matched with the bolt.
As a further improved technical scheme of the invention, the connecting piece is an end plate positioned on the end surface of the second shell, and the end plate is provided with a plurality of pressing surfaces; the bolt assembly is a plurality of groups, each group of bolt assembly further comprises a nut matched with the bolt, the internal thread is located on the nut, and the bolt can push the abutting surface when rotating.
As a further improved technical scheme of the invention, the number of the nuts of each group of bolt assemblies is two, the nuts comprise a first nut fixed on the end cover in a welding mode and a second nut close to the first nut, and the bolt penetrates through the first nut and the second nut.
As a further improved technical scheme of the invention, the connecting piece is a support frame positioned on the end face of the second shell, and the support frame is provided with a butting part positioned in the center; the bolt assembly comprises a nut matched with the bolt, the internal thread is located on the nut, and the bolt can push the abutting portion when rotating.
As a further improved technical scheme of the invention, the barrel part is provided with a plurality of convex hulls used for positioning the second shell.
As a further improved technical solution of the present invention, the first aftertreatment component includes a first casing and a diesel oxidation catalyst enclosed in the first casing, and both the first casing and the second casing are accommodated in the barrel portion; the tail gas aftertreatment package is including being located the first baffle and the second baffle of just interval arrangement in the shell body, barrel portion runs through first baffle with the second baffle, just barrel portion with first baffle and second baffle welded fastening.
Compared with the prior art, the sealing device is provided with the connecting piece fixed with the second shell, the connecting piece is pushed by the force application part, so that the second shell is tightly attached to the sealing piece, and the sealing at the mounting position of the second aftertreatment component is realized.
Drawings
Fig. 1 is a schematic perspective view of an exhaust aftertreatment package according to the invention in a first embodiment.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a partially exploded perspective view of fig. 1.
Fig. 4 is an exploded perspective view of one of the bolt assemblies of fig. 3.
Fig. 5 is a further exploded perspective view of fig. 3.
Fig. 6 is an exploded perspective view of the end plate and second aftertreatment assembly of fig. 5.
FIG. 7 is a schematic perspective view of the exhaust aftertreatment package of the present invention with the outer shell removed.
Fig. 8 is a bottom view of fig. 7.
Fig. 9 is a sectional view taken along line B-B in fig. 8.
Fig. 10 is a partially enlarged view of circled portion C in fig. 9.
Fig. 11 is a partially exploded perspective view of fig. 7.
Fig. 12 is a schematic sectional view taken along line D-D in fig. 2.
Fig. 13 is a partially enlarged view of circled portion E in fig. 12.
Fig. 14 is a schematic sectional view taken along line F-F in fig. 2.
Fig. 15 is a schematic sectional view taken along line G-G in fig. 2.
Fig. 16 is a schematic sectional view taken along line H-H in fig. 2.
Fig. 17 is a schematic perspective view of an exhaust aftertreatment package according to the invention in a second embodiment.
Fig. 18 is a partially exploded perspective view of fig. 17.
Fig. 19 is a front view of fig. 17.
Fig. 20 is a schematic sectional view taken along line I-I in fig. 19.
Detailed Description
The following detailed description of the embodiments of the invention will be described in conjunction with the accompanying drawings, in which, if there are several embodiments, the features of these embodiments can be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers or symbols in different drawings represent the same or similar elements unless otherwise specified. The statements made in the following exemplary embodiments do not represent all embodiments of the present invention, but rather they are merely examples of products consistent with the present invention as recited in the claims of the present invention.
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention. It should be understood that the use of terms such as "first," "second," and the like, in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another.
Referring to fig. 1 to 16, the present invention discloses an exhaust gas aftertreatment package 100, which includes an outer casing 1, a first baffle 21 and a second baffle 22 disposed in the outer casing 1 at an interval, an inlet pipe 31 for the exhaust gas to enter, an outlet pipe 32 for the exhaust gas to flow out, a first aftertreatment carrier assembly 51, a second aftertreatment carrier assembly 52, a third aftertreatment carrier assembly 53, a mixing pipe assembly 6, and a bracket assembly 7 mounted on the outer casing 1.
In one embodiment of the present invention, the first aftertreatment support assembly 51 includes a first housing 511 and a Diesel Oxidation Catalyst (DOC)512 enclosed within the first housing 511; the second aftertreatment carrier assembly 52 includes a second housing 521 and a diesel particulate trap (DPF)522 enclosed within the second housing 521; the third aftertreatment carrier assembly 53 includes a third housing 531 and a Selective Catalytic Reduction (SCR)532 encased within the third housing 531. In the illustrated embodiment of the invention, the third aftertreatment carrier assemblies 53 are two sets arranged side-by-side. The second aftertreatment carrier assembly 52 is located downstream of the first aftertreatment carrier assembly 51, and the third aftertreatment carrier assembly 53 is located downstream of the second aftertreatment carrier assembly 52.
Referring to fig. 12 and 13, the exhaust gas aftertreatment package 100 includes a barrel portion 23 penetrating through the first baffle 21 and the second baffle 22. The cylindrical portion 23 is welded and fixed to the first baffle 21 and the second baffle 22. The first case 511 and the second case 521 are both housed in the barrel portion 23. The barrel portion 23 is provided with a first projection 231 (e.g., flare or flange) projecting radially outwardly. The second housing 521 is provided with a second projection 520 projecting radially outward. The exhaust aftertreatment package 100 further includes a seal 523 sandwiched between the first boss 231 and the second boss 520. In an embodiment of the present invention, the sealing member 523 is a second sealing gasket sleeved on the second housing 521.
The exhaust aftertreatment package 100 further includes a connector 524 fixed to the second housing 521. Referring to fig. 5 and 6, in an embodiment of the invention, the connecting element 524 is an end plate 525 located at an end surface of the second housing 521, and the end plate 525 is provided with a plurality of pressing surfaces 5251. In the illustrated embodiment of the present invention, the number of the pressing surfaces 5251 is three and is evenly distributed along the circumferential direction.
The outer housing 1 is provided with an opening 111 for removal of the second aftertreatment carrier assembly 52. The exhaust aftertreatment package 100 includes an end cap assembly 112 configured to mate with the opening 111 and a clip 115 configured to remove the end cap assembly 112. Specifically, referring to fig. 3 and 7, the exhaust aftertreatment package 100 includes a first convex hull 41 fixed on the second baffle 22, and the first convex hull 41 is provided with a first flange 1111 at the opening 111. The end cap assembly 112 includes an end cap 1121, a second flange 1122 formed on the end cap 1121, and a force application member mounted on the end cap 1121. The exhaust aftertreatment package 100 further includes a first sealing gasket 114 sandwiched between the first flange 1111 and the second flange 1122 to achieve a better seal. The force application part penetrates through the end cover 1121, and can push the connecting piece 524 so as to enable the second shell 521 to tightly abut against the sealing element 523, so that better sealing is achieved.
The force applying member is a bolt assembly 113. Referring to fig. 4, in one embodiment of the present invention, the bolt assembly 113 has three sets, each set includes a bolt 1131 and an internal thread matching with the bolt 1131. When the bolts 1131 are rotated, the length of the bolts 1131 protruding out of the end cover 1121 can be adjusted; as the length of the bolts 1131 protruding through the end cap 1121 increases, the bolts 1131 can push the second housing 521 of the second aftertreatment carrier assembly 52 to move for a better seal. In the illustrated embodiment of the present invention, each set of bolt assemblies 113 includes a first nut 1132 and a second nut 1133, and the internal threads are formed on the inner surfaces of the first nut 1132 and the second nut 1133. The second nut 1133 is welded and fixed on the end cover 1121, and the first nut 1132 is close to the second nut 1133. The bolt 1131 passes through the first nut 1132 and the second nut 1133. By providing two nuts, the bolt 1131 can be prevented from loosening, thereby improving the reliability when it abuts against the second housing 521.
Referring to fig. 17 to 20, in the second embodiment of the present invention, the connecting element 524 is a supporting frame 526 located at an end surface of the second housing 521, and the supporting frame 526 is provided with a central abutting portion 5261; the bolt assembly 113 includes a nut 1134 that mates with the bolt 1131, the internal threads being located on the nut 1134, the bolt 1131 being capable of pushing the abutment 5261 when rotated.
In addition, referring to fig. 8 to 10, the barrel 23 is provided with a plurality of convex hulls 232 for positioning the second shell 521. With such an arrangement, the second aftertreatment carrier assembly 52 can be prevented from shaking at the end away from the bolt assembly 113.
The bracket assembly 7 includes a first bracket 71 and a second bracket 72 arranged in parallel, a first connecting portion 73 and a second connecting portion 74 connecting the first bracket 71 and the second bracket 72, and two sets of rope assemblies 75 connected to the first bracket 71 and the second bracket 72. The rope assembly 75 is strapped to the outer case 1.
The above embodiments are only for illustrating the invention and not for limiting the technical solutions described in the invention, and the understanding of the present specification should be based on the technical personnel in the field, and although the present specification has described the invention in detail with reference to the above embodiments, the technical personnel in the field should understand that the technical personnel in the field can still make modifications or equivalent substitutions to the present invention, and all the technical solutions and modifications thereof without departing from the spirit and scope of the present invention should be covered in the claims of the present invention.

Claims (10)

1. An exhaust aftertreatment package comprising an outer housing, a first aftertreatment component located within the outer housing and a second aftertreatment component located downstream of the first aftertreatment component, the second aftertreatment component comprising a second housing and a diesel particulate trap packaged within the second housing, the outer housing having an opening for removal of the second aftertreatment component; the method is characterized in that: the tail gas aftertreatment package comprises a barrel body part sleeved on the periphery of the second shell, and the barrel body part is provided with a first bulge part which bulges outwards along the radial direction; the second shell is provided with a second bulge part which protrudes outwards along the radial direction; the tail gas aftertreatment package also comprises a sealing element clamped between the first boss and the second boss, a connecting piece fixed with the second shell, and a force application component capable of pushing the connecting piece to enable the second shell to be tightly attached to the sealing element.
2. The exhaust aftertreatment package of claim 1, wherein: the exhaust aftertreatment package includes an end cap assembly for mating with the opening, the force application member passing through the end cap assembly.
3. The exhaust aftertreatment package of claim 2, wherein: the tail gas aftertreatment encapsulation is provided with a first flange located at the opening, the end cover assembly comprises an end cover and a second flange fixed on the end cover, and the tail gas aftertreatment encapsulation further comprises a hoop detachably connected with the first flange and the second flange and a first sealing gasket clamped between the first flange and the second flange.
4. The exhaust aftertreatment package of claim 1, wherein: the sealing element is a second sealing gasket sleeved on the second shell.
5. The exhaust aftertreatment package of claim 1, wherein: the force application component is a bolt assembly, and each group of bolt assemblies comprises a bolt and an internal thread matched with the bolt.
6. The exhaust aftertreatment package of claim 5, wherein: the connecting piece is an end plate positioned on the end face of the second shell, and the end plate is provided with a plurality of pressing surfaces; the bolt assembly is a plurality of groups, each group of bolt assembly further comprises a nut matched with the bolt, the internal thread is located on the nut, and the bolt can push the abutting surface when rotating.
7. The exhaust aftertreatment package of claim 6, wherein: the number of the nuts of each group of bolt assemblies is two, the nuts comprise a first nut fixed on the end cover in a welding mode and a second nut close to the first nut, and the bolts penetrate through the first nut and the second nut.
8. The exhaust aftertreatment package of claim 5, wherein: the connecting piece is a support frame positioned on the end face of the second shell, and the support frame is provided with a butting part positioned in the center; the bolt assembly comprises a nut matched with the bolt, the internal thread is located on the nut, and the bolt can push the abutting portion when rotating.
9. The exhaust aftertreatment package of claim 1, wherein: the barrel portion is provided with a plurality of convex hulls used for positioning the second shell.
10. The exhaust aftertreatment package of claim 1, wherein: the first aftertreatment component comprises a first shell and a diesel oxidation catalyst encapsulated in the first shell, and the first shell and the second shell are both contained in the barrel part; the tail gas aftertreatment package is including being located the first baffle and the second baffle of just interval arrangement in the shell body, barrel portion runs through first baffle with the second baffle, just barrel portion with first baffle and second baffle welded fastening.
CN202010315263.7A 2020-04-21 2020-04-21 Tail gas aftertreatment encapsulation Pending CN111365103A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202010315263.7A CN111365103A (en) 2020-04-21 2020-04-21 Tail gas aftertreatment encapsulation
PCT/CN2020/118244 WO2021212743A1 (en) 2020-04-21 2020-09-28 Exhaust aftertreatment package

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010315263.7A CN111365103A (en) 2020-04-21 2020-04-21 Tail gas aftertreatment encapsulation

Publications (1)

Publication Number Publication Date
CN111365103A true CN111365103A (en) 2020-07-03

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ID=71205433

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010315263.7A Pending CN111365103A (en) 2020-04-21 2020-04-21 Tail gas aftertreatment encapsulation

Country Status (2)

Country Link
CN (1) CN111365103A (en)
WO (1) WO2021212743A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021212743A1 (en) * 2020-04-21 2021-10-28 天纳克（苏州）排放系统有限公司 Exhaust aftertreatment package

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101294061B1 (en) * 2011-07-11 2013-08-08 현대자동차주식회사 Exhaust gas after-treatment device for vehicle
CN207761779U (en) * 2017-12-28 2018-08-24 天纳克（苏州）排放系统有限公司 Exhaust post-treatment apparatus of engine
CN209637847U (en) * 2019-03-12 2019-11-15 无锡威孚力达催化净化器有限责任公司 SCR post-processes cylinder and connects sealing device
CN111365102A (en) * 2020-04-21 2020-07-03 天纳克（苏州）排放系统有限公司 Tail gas aftertreatment encapsulation
CN111365103A (en) * 2020-04-21 2020-07-03 天纳克（苏州）排放系统有限公司 Tail gas aftertreatment encapsulation
CN111365104A (en) * 2020-04-21 2020-07-03 天纳克（苏州）排放系统有限公司 Tail gas aftertreatment encapsulation
CN111365111A (en) * 2020-04-21 2020-07-03 天纳克（苏州）排放系统有限公司 Tail gas aftertreatment encapsulation
CN111365105A (en) * 2020-04-21 2020-07-03 天纳克（苏州）排放系统有限公司 Tail gas aftertreatment encapsulation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021212743A1 (en) * 2020-04-21 2021-10-28 天纳克（苏州）排放系统有限公司 Exhaust aftertreatment package

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