CN112796864A - Tail gas aftertreatment encapsulation - Google Patents

Tail gas aftertreatment encapsulation Download PDF

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Publication number
CN112796864A
CN112796864A CN202110149114.2A CN202110149114A CN112796864A CN 112796864 A CN112796864 A CN 112796864A CN 202110149114 A CN202110149114 A CN 202110149114A CN 112796864 A CN112796864 A CN 112796864A
Authority
CN
China
Prior art keywords
support
strengthening rib
aftertreatment
cylinder
mounting
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
CN202110149114.2A
Other languages
Chinese (zh)
Inventor
赵立普
宋荣武
顾伟
胡大硕
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 CN202110149114.2A priority Critical patent/CN112796864A/en
Publication of CN112796864A publication Critical patent/CN112796864A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00Exhaust 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
    • F01N13/18Construction facilitating manufacture, assembly, or disassembly
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K13/00Arrangement in connection with combustion air intake or gas exhaust of propulsion units
    • B60K13/04Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning exhaust

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

An exhaust aftertreatment package includes a first aftertreatment component, a second aftertreatment component, and a cartridge holder. The first post-processing assembly is provided with a first post-processing barrel, and the second post-processing assembly is provided with a second post-processing barrel. The cylinder support comprises a first support, a second support, a first side support and a second side support, wherein the first side support is connected with the first support and the second support, and the second side support is connected with the first support and the second support. The tail gas aftertreatment encapsulation still includes first installing support and second installing support, first installing support be equipped with first side support first connecting portion of fixing mutually and be used for the first installation department of fixing mutually with the automobile body support, the second installing support be equipped with second side support second connecting portion of fixing mutually and be used for the second installation department of fixing mutually with the automobile body support. So set up, be convenient for with tail gas aftertreatment encapsulation is installed in automobile body support.

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
Existing exhaust aftertreatment packages typically include several housings and carriers enclosed within the housings. In some embodiments, the exhaust aftertreatment package is substantially U-shaped with the housings parallel to each other. To achieve the structural strength of the exhaust aftertreatment package, it is often necessary to design straps to bind the housings parallel to each other together. In order to improve the structural reliability, the prior art also discloses a cylinder support, which includes oppositely disposed side supports, wherein the side supports are mounted with the mounting support by welding nuts. How to reliably mount the exhaust aftertreatment package to the vehicle body bracket is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide an exhaust aftertreatment package convenient to install.
In order to achieve the purpose, the invention adopts the following technical scheme: an exhaust aftertreatment package comprises a first aftertreatment component, a second aftertreatment component arranged side by side with the first aftertreatment component, and a cylinder support for fixing the first aftertreatment component and the second aftertreatment component together, wherein the first aftertreatment component is provided with a first aftertreatment cylinder and a first carrier positioned in the first aftertreatment cylinder, and the second aftertreatment component is provided with a second aftertreatment cylinder and a second carrier positioned in the second aftertreatment cylinder;
the cylinder support comprises a first bandage for binding a first post-treatment cylinder, a second bandage for binding a second post-treatment cylinder, a first support located below the first bandage and used for supporting the first post-treatment cylinder, a second support located below the second bandage and used for supporting the second post-treatment cylinder, a first side support for connecting the first support and the second support, and a second side support for connecting the first support and the second support, wherein the first side support and the second side support are respectively located on two opposite sides of the cylinder support;
the tail gas aftertreatment encapsulation still includes first installing support and second installing support, first installing support be equipped with first side support first connecting portion of fixing mutually and be used for the first installation department of fixing mutually with the automobile body support, the second installing support be equipped with second side support second connecting portion of fixing mutually and be used for the second installation department of fixing mutually with the automobile body support.
As a further improved technical scheme of the present invention, the first connecting portion is provided with a plurality of first through holes, and the first side bracket is provided with first mounting holes aligned with the first through holes; the second connecting portion is provided with a plurality of second through holes, and the second side support is provided with second mounting holes aligned with the second through holes.
As a further improved technical solution of the present invention, the cartridge holder further includes a first connecting plate fixed to an inner side of the first side holder and a second connecting plate fixed to an inner side of the second side holder, the first connecting plate is provided with a first threaded hole aligned with the first mounting hole, and the second connecting plate is provided with a second threaded hole aligned with the second mounting hole.
As a further improved technical solution of the present invention, the first connecting portion is perpendicular to the first mounting portion, and the second connecting portion is perpendicular to the second mounting portion.
As a further improved technical solution of the present invention, the first mounting bracket includes a first main body portion, the first mounting portion is connected to the first main body portion and is located at one end of the first main body portion, and the first main body portion includes the first connecting portion and at least one weight-reduction opening.
As a further improved technical solution of the present invention, the first mounting bracket includes a first reinforcing rib extending and protruding upward from a top of the first main body portion, a second reinforcing rib extending and protruding from the top of the first main body portion to one side, and a third reinforcing rib extending and protruding from the top of the first main body portion to the other side, the first reinforcing rib, the second reinforcing rib, and the third reinforcing rib are all connected to the first mounting portion, an extending direction of the second reinforcing rib is opposite to that of the third reinforcing rib, and the second reinforcing rib and the third reinforcing rib are perpendicular to the first reinforcing rib.
As a further improved technical solution of the present invention, the first mounting bracket includes a fourth reinforcing rib extending and protruding from a bottom of the first main body portion to one side and a fifth reinforcing rib extending and protruding from the bottom of the first main body portion to the other side, the fourth reinforcing rib and the fifth reinforcing rib extend in opposite directions, the fourth reinforcing rib and the fifth reinforcing rib are both connected to the first mounting portion, the fourth reinforcing rib is parallel to the second reinforcing rib, and the fifth reinforcing rib is parallel to the third reinforcing rib.
As a further improved technical solution of the present invention, the first mounting bracket and the second mounting bracket are both cast brackets.
As a further improved technical scheme of the invention, the two cylinder supports are arranged at intervals along the axial direction of the first post-treatment cylinder.
As a further improved technical solution of the present invention, the first mounting bracket and the second mounting bracket are identical in structure to enable sharing.
Compared with the prior art, the exhaust gas aftertreatment packaging device is provided with the cylinder support, the first mounting support and the second mounting support are connected with the cylinder support, and the first mounting support and the second mounting support are connected with the vehicle body support, so that the exhaust gas aftertreatment packaging can be conveniently mounted.
Drawings
FIG. 1 is a perspective view of an exhaust aftertreatment package of the present invention mounted on a vehicle body mount.
Fig. 2 is a perspective view of fig. 1 from another angle.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a front view of fig. 2.
Fig. 5 is a rear view of fig. 2.
Fig. 6 is a top view of fig. 1.
Fig. 7 is a partially exploded perspective view of fig. 1.
FIG. 8 is a perspective view of the cartridge holder of FIG. 7.
Fig. 9 is a front view of fig. 8.
Fig. 10 is a side view of fig. 8.
Fig. 11 is an exploded perspective view of fig. 8.
Detailed Description
Referring to fig. 1 to 11, an exhaust aftertreatment package 100 for mounting to a vehicle body frame 200 is disclosed. The exhaust gas aftertreatment package 100 comprises a first aftertreatment component 1, a second aftertreatment component 2 parallel to the first aftertreatment component 1, a connecting cavity 3 for connecting the first aftertreatment component 1 with the second aftertreatment component 2, a cylinder support 4 for fixing the first aftertreatment component 1 with the second aftertreatment component 2 together, and a mounting support 6 for mounting the exhaust gas aftertreatment package 100 on the vehicle body support 200.
In the illustrated embodiment of the present invention, the exhaust aftertreatment package 100 is U-shaped. The first post-treatment assembly 1 is provided with a first post-treatment cylinder 11 and a first carrier positioned in the first post-treatment cylinder 11. The second post-treatment assembly 2 is provided with a second post-treatment cylinder 21 and a second carrier located in the second post-treatment cylinder 21.
In the illustrated embodiment of the invention, the cartridge holder 4 is two and is arranged at intervals in the axial direction of the first aftertreatment cartridge 11. Preferably, the cartridge holder 4 is identical in construction.
Specifically, referring to fig. 8 to 11, the cartridge holder 4 includes a first strap 41 for binding the first aftertreatment cartridge 11, a second strap 42 for binding the second aftertreatment cartridge 21, a first holder 43 positioned below the first strap 41 for supporting the first aftertreatment cartridge 11, and a second holder 44 positioned below the second strap 42 for supporting the second aftertreatment cartridge 21. The first binding band 41 is provided with a first joint bolt 411 for adjusting tightness; the second strap 42 is provided with a second coupling bolt 421 for adjusting tightness. The first bracket 43 is provided with a first arc-shaped supporting surface 431 extending into the inner ring of the first strap 41, and the first arc-shaped supporting surface 431 is used for supporting the first aftertreatment cylinder 11. The second bracket 44 is provided with a second arc-shaped supporting surface 441 extending into the inner ring of the second strap 42, and the second arc-shaped supporting surface 441 is used for supporting the second aftertreatment cylinder 21.
In the illustrated embodiment of the present invention, the first and second binding bands 41 and 42 are used only for binding the respective first and second aftertreatment cylinders 11 and 21, but do not bear the weight of the first and second aftertreatment cylinders 11 and 21. Accordingly, the weight of the first and second aftertreatment cylinders 11 and 21 is borne by the first and second brackets 43 and 44. Due to the arrangement, on one hand, the design requirement of the binding band is reduced, and the cost is saved; on the other hand, through the support, when can preventing that the bandage from becoming invalid, avoid the risk that the barrel dropped, improved the factor of safety of product.
Specifically, the cartridge holder 4 includes a first side holder 45 and a second side holder 46 connecting the first holder 43 and the second holder 44. The first side bracket 45 is detachably coupled to one side of the first and second brackets 43 and 44, and the second side bracket 46 is detachably coupled to the other side of the first and second brackets 43 and 44. The first side bracket 45 and the second side bracket 46 are detachably coupled to the first bracket 43 and the second bracket 44 by bolts. The first side bracket 45 is provided with a first lifting hole 450, and the second side bracket 46 is provided with a second lifting hole 460, so that the exhaust gas aftertreatment package 100 can be conveniently installed on a vehicle through the lifting device.
The cartridge holder 4 further includes a first connecting plate 48 secured to the first side holder 45 and a second connecting plate 49 secured to the second side holder 46. The first side bracket 45 includes a first front wall portion 451, a first rear wall portion 452 opposite to the first front wall portion 451, and a first side wall 453 connecting the first front wall portion 451 and the first rear wall portion 452. The second side bracket 46 includes a second front wall portion 461, a second rear wall portion 462 opposite to the second front wall portion 461, and a second side wall 463 connecting the second front wall portion 461 and the second rear wall portion 462.
The first connecting plate 48 is fixed to the inner side of the first side wall 453, and the second connecting plate 49 is fixed to the inner side of the second side wall 463. The first connecting plate 48 is provided with a plurality of first screw holes 481 to be attached to an attachment bracket (not shown), and the second connecting plate 49 is provided with a plurality of second screw holes 491 to be attached to the attachment bracket. The first side bracket 45 is provided with a first mounting hole (not shown) aligned with the first screw hole 481. The second side bracket 46 is provided with a second mounting hole 472 aligned with the second threaded hole 491.
Preferably, the first connecting plate 48 and the second connecting plate 49 are both stainless steel castings (e.g., 304 stainless steel castings) to improve mounting strength. The first connecting plate 48 is fixed by welding to the inside of the first side wall 453, and the second connecting plate 49 is fixed by welding to the inside of the second side wall 463. Referring to fig. 11, in the illustrated embodiment of the present invention, a plurality of first threaded holes 481 are aligned and spaced apart in a vertical direction, and a plurality of second threaded holes 491 are aligned and spaced apart in the vertical direction, so as to reduce the installation difficulty.
Preferably, the first bracket 43 extends upward near the center horizontal line of the first strap 41 to improve the strength of the cartridge holder 4 as a whole. In addition, the cartridge holder 4 further includes a first support bar 51 fixed to the first holder 43 and having two ends extending upward beyond the first holder 43, and a second support bar 52 fixed to the second holder 44 and having two ends extending upward beyond the second holder 44. The first and second support bars 51 and 52 are used to support the first and second straps 41 and 42, respectively, to improve structural strength.
Referring to fig. 1 to 7, the mounting bracket 6 includes a first mounting bracket 61 and a second mounting bracket 62. The first mounting bracket 61 is provided with a first connecting portion 611 fixed with the first side bracket 45 and a first mounting portion 612 fixed with the vehicle body bracket 200, and the first connecting portion 611 is provided with a plurality of first through holes 6111 aligned with the first mounting holes. The second mounting bracket 62 is provided with a second connecting portion 621 fixed to the second side bracket 46 and a second mounting portion 622 fixed to the vehicle body bracket 200, and the second connecting portion 621 is provided with a plurality of second through holes 6211 aligned with the second mounting holes 472. The first connection portion 611 is perpendicular to the first mounting portion 612, and the second connection portion 621 is perpendicular to the second mounting portion 622. In the illustrated embodiment of the invention, the first mounting bracket 61 and the second mounting bracket 62 are both cast brackets. The first mounting bracket 61 and the second mounting bracket 62 have the same structure so as to be shared, thereby reducing the cost.
The following description will be given by taking only the first mounting bracket 61 as an example. The first mounting bracket 61 includes a first main body portion 610, and the first main body portion 610 includes two first connecting portions 611 to be mounted and fixed with the two cartridge holders 4, respectively. The first mounting portion 612 is connected to the first main body portion 610 and is located at one end of the first main body portion 610. In addition, the first main body 610 is further provided with a plurality of weight-reducing openings 6100, and the number, shape and size of the weight-reducing openings 6100 can be flexibly adjusted according to actual needs.
Specifically, the first mounting bracket 61 includes a first reinforcing rib 6101 extending and protruding upward from the top of the first main body portion 610, a second reinforcing rib 6102 extending and protruding from the top of the first main body portion 610 to one side, and a third reinforcing rib 6103 extending and protruding from the top of the first main body portion 610 to the other side. The first stiffener 6101, the second stiffener 6102, and the third stiffener 6103 are all connected to the first mounting portion 612, the extending direction of the second stiffener 6102 is opposite to that of the third stiffener 6103, and the second stiffener 6102 and the third stiffener 6103 are both perpendicular to the first stiffener 6101.
The first mounting bracket 61 further includes a fourth strengthening rib 6104 extending from the bottom of the first body portion 610 to one side and a fifth strengthening rib 6105 extending from the bottom of the first body portion 610 to the other side. The extending directions of the fourth strengthening rib 6104 and the fifth strengthening rib 6105 are opposite, the fourth strengthening rib 6104 and the fifth strengthening rib 6105 are both connected to the first mounting portion 612, the fourth strengthening rib 6104 is parallel to the second strengthening rib 6102, and the fifth strengthening rib 6105 is parallel to the third strengthening rib 6103. With this arrangement, the structural strength of the first mounting bracket 61 can be improved by providing these reinforcing ribs.
Compared with the prior art, the invention has the advantages that the first connecting plate 48 and the second connecting plate 49 are arranged, and the first threaded hole 481 and the second threaded hole 491 are arranged on the first connecting plate and the second connecting plate, so that the mounting convenience and the mounting reliability are improved. In addition, the cylinder bracket 4, the first mounting bracket 61 and the second mounting bracket 62 are arranged, the first mounting bracket 61 and the second mounting bracket 62 are connected with the cylinder bracket 4, and the first mounting bracket 61 and the second mounting bracket 62 are connected with the vehicle body bracket 200, so that the exhaust gas aftertreatment package 100 is convenient to mount.
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 comprises a first aftertreatment component, a second aftertreatment component arranged side by side with the first aftertreatment component, and a cylinder support for fixing the first aftertreatment component and the second aftertreatment component together, wherein the first aftertreatment component is provided with a first aftertreatment cylinder and a first carrier positioned in the first aftertreatment cylinder, and the second aftertreatment component is provided with a second aftertreatment cylinder and a second carrier positioned in the second aftertreatment cylinder;
the method is characterized in that: the cylinder support comprises a first bandage for binding a first post-treatment cylinder, a second bandage for binding a second post-treatment cylinder, a first support located below the first bandage and used for supporting the first post-treatment cylinder, a second support located below the second bandage and used for supporting the second post-treatment cylinder, a first side support for connecting the first support and the second support, and a second side support for connecting the first support and the second support, wherein the first side support and the second side support are respectively located on two opposite sides of the cylinder support;
the tail gas aftertreatment encapsulation still includes first installing support and second installing support, first installing support be equipped with first side support first connecting portion of fixing mutually and be used for the first installation department of fixing mutually with the automobile body support, the second installing support be equipped with second side support second connecting portion of fixing mutually and be used for the second installation department of fixing mutually with the automobile body support.
2. The exhaust aftertreatment package of claim 1, wherein: the first connecting part is provided with a plurality of first through holes, and the first side bracket is provided with first mounting holes aligned with the first through holes; the second connecting portion is provided with a plurality of second through holes, and the second side support is provided with second mounting holes aligned with the second through holes.
3. The exhaust aftertreatment package of claim 2, wherein: the barrel support further comprises a first connecting plate fixed to the inner side of the first side support and a second connecting plate fixed to the inner side of the second side support, the first connecting plate is provided with a first threaded hole aligned with the first mounting hole, and the second connecting plate is provided with a second threaded hole aligned with the second mounting hole.
4. The exhaust aftertreatment package of claim 1, wherein: the first connecting portion is perpendicular to the first mounting portion, and the second connecting portion is perpendicular to the second mounting portion.
5. The exhaust aftertreatment package of claim 1, wherein: the first mounting bracket comprises a first main body part, the first mounting part is connected with the first main body part and is positioned at one end of the first main body part, and the first main body part comprises a first connecting part and at least one weight-reducing opening.
6. The exhaust aftertreatment package of claim 5, wherein: first installing support includes certainly the top of first main part upwards extends convex first strengthening rib, certainly the top of first main part extends convex second strengthening rib and certainly to one side the top of first main part extends convex third strengthening rib to the opposite side, first strengthening rib the second strengthening rib and the third strengthening rib all with first installation department links to each other, the second strengthening rib with the extending direction of third strengthening rib is opposite, the second strengthening rib with the equal perpendicular to of third strengthening rib first strengthening rib.
7. The exhaust aftertreatment package of claim 6, wherein: first installing support includes certainly the bottom of first main part extends convex fourth strengthening rib to one side and certainly the bottom of first main part extends convex fifth strengthening rib to the opposite side, the fourth strengthening rib with the extending direction of fifth strengthening rib is opposite, the fourth strengthening rib and fifth strengthening rib all with first installation department links to each other, the fourth strengthening rib with the second strengthening rib is parallel, fifth strengthening rib with the third strengthening rib is parallel.
8. The exhaust aftertreatment package of claim 7, wherein: the first mounting bracket and the second mounting bracket are both cast brackets.
9. The exhaust aftertreatment package of claim 1, wherein: the cylinder supports are two and are arranged at intervals along the axial direction of the first post-treatment cylinder.
10. The exhaust aftertreatment package of any one of claims 1 to 9, wherein: the first mounting bracket and the second mounting bracket are identical in structure to enable sharing.
CN202110149114.2A 2021-02-03 2021-02-03 Tail gas aftertreatment encapsulation Pending CN112796864A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110149114.2A CN112796864A (en) 2021-02-03 2021-02-03 Tail gas aftertreatment encapsulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110149114.2A CN112796864A (en) 2021-02-03 2021-02-03 Tail gas aftertreatment encapsulation

Publications (1)

Publication Number Publication Date
CN112796864A true CN112796864A (en) 2021-05-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110149114.2A Pending CN112796864A (en) 2021-02-03 2021-02-03 Tail gas aftertreatment encapsulation

Country Status (1)

Country Link
CN (1) CN112796864A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114109574A (en) * 2021-10-29 2022-03-01 东风精密铸造有限公司 Post-processor fixing assembly and post-processor bracket thereof
CN114991926A (en) * 2022-06-29 2022-09-02 东风商用车有限公司 Mounting structure applied to inclined post processor
CN115163271A (en) * 2022-06-29 2022-10-11 东风商用车有限公司 Aftertreatment mounting system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114109574A (en) * 2021-10-29 2022-03-01 东风精密铸造有限公司 Post-processor fixing assembly and post-processor bracket thereof
CN114991926A (en) * 2022-06-29 2022-09-02 东风商用车有限公司 Mounting structure applied to inclined post processor
CN115163271A (en) * 2022-06-29 2022-10-11 东风商用车有限公司 Aftertreatment mounting system

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