CN208040490U - Exhaust aftertreatment mixing arrangement and its encapsulation - Google Patents
Exhaust aftertreatment mixing arrangement and its encapsulation Download PDFInfo
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- CN208040490U CN208040490U CN201820096370.3U CN201820096370U CN208040490U CN 208040490 U CN208040490 U CN 208040490U CN 201820096370 U CN201820096370 U CN 201820096370U CN 208040490 U CN208040490 U CN 208040490U
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Abstract
A kind of exhaust aftertreatment mixing arrangement and its encapsulation comprising shell and the electric hybrid module in the shell.The electric hybrid module includes the first plate, the second plate, third plate and mixer, wherein described first plate is equipped with the first import and the second import for being located at both sides, and the mixer includes protrusion and the 4th space positioned at the lower section of the protrusion and the 5th space.The protrusion is equipped with first side and second side, wherein the first side is equipped with several first perforation of the connection third space with the 4th space, the second side is equipped with several second perforation of the connection third space with the 5th space.The shell is equipped with the electric hybrid module to cooperate to prevent the locating structure to produce relative rotation with the shell when installing the mixer.So set, convenient for assembly positioning.
Description
Be on December 29th, 2017 this application claims the applying date, application No. is 201721923690.3, it is entitled
This is hereby incorporated by reference in the priority of the Chinese patent application of " exhaust aftertreatment mixing arrangement and its encapsulation ", entire contents
In application.
Technical field
The utility model is related to a kind of exhaust aftertreatment mixing arrangement and its encapsulation, belong to motor exhaust post-processing technology
Field.
Background technology
Research shows that ammonia distribution in exhaust gas aftertreatment system (such as selective catalytic reduction system operating, SCR system) pipeline
Uniformity coefficient has important influence to the overall performance and endurance quality of system.If ammonia, which is unevenly distributed, can lead to regional area
Ammonia causes oxynitrides (NOx) transformation efficiency too low excessively to easily cause NH_3 leakage in other ammonia thin areas.It is long
The uneven distribution of time ammonia can cause catalyst aging uneven, to influence the overall performance of catalyst.In addition, urea solution
The uneven distribution of drop can cause local tube wall or mixed structure temperature too low, form crystallization, offgas duct can be blocked when serious, is led
Engine power performance is caused to decline.
Therefore, it is necessary to provide a kind of novel exhaust aftertreatment mixing arrangement and its encapsulation, asked with solving above-mentioned technology
Topic.
Utility model content
It is relatively strong the purpose of this utility model is to provide a kind of Crystallization and be easily assembled the exhaust aftertreatment of positioning
Mixing arrangement and with the exhaust aftertreatment mixing arrangement exhaust aftertreatment encapsulation.
To achieve the above object, the utility model adopts the following technical solution：A kind of exhaust aftertreatment mixing arrangement, packet
Shell and the electric hybrid module in the shell are included, the electric hybrid module includes the first plate, the second plate, positioned at described
Third plate between first plate and second plate and between first plate and the third plate
Mixer, wherein first plate, which is equipped with, is located at the first import of both sides and the second import, the mixer include with
First space of first inlet communication, with the second space of second inlet communication and positioned at first space with
Third space between the second space, the top in first space are connected with the third space, and described second is empty
Between top be also connected with the third space；The mixer is equipped with the protuberance protruded into from bottom in the third space
Portion, the 4th space positioned at the lower section of the protrusion are with the 5th space and positioned at the 4th space and the 5th space
Between the 6th space；The protrusion is equipped with first side and second side, and the first side, which is equipped with, is connected to described the
Several first perforation in three spaces and the 4th space, the second side, which is equipped with, is connected to the third space and the described 5th
Several second perforation in space；Second plate is equipped with the first outlet that is connected to the 4th space and with the described 5
The second outlet of space connection；The third plate is equipped with the first through hole being connected to the 6th space and will come from
The air-flow of the first through hole respectively leads to the second through-hole of first space and second space；The shell is mixed with described
Seaming element, which is equipped with, to cooperate to prevent the locating structure to produce relative rotation with the shell when installing the mixer.
As the further improved technical solution of the utility model, first import in an axial direction with first space phase
Connection, second import are connected with the second space in an axial direction, first space and the second space substantially edge
Radial to be connected with the third space, the first outlet is connected with the 4th space in an axial direction, the second outlet
It is connected in an axial direction with the 5th space, the 6th space is connected with the first through hole in an axial direction.
As the further improved technical solution of the utility model, the third plate is equipped with to be presented axially in
State the first gear plate portion in the 4th space and the second gear plate portion to be presented axially in the 5th space.
As the further improved technical solution of the utility model, second through-hole is located at the first gear plate portion
With the outside of the second gear plate portion；The 7th space is equipped between second plate and the third plate, described second is logical
Hole is respectively communicated with the 7th space and first space and the 7th space and the second space.
As the further improved technical solution of the utility model, the mixer be equipped with the first arcwall and with it is described
Matched first partition wall of first arcwall, described first be spatially located at first arcwall and first partition wall it
Between.
As the further improved technical solution of the utility model, first partition wall, which is equipped with, is fixed on first arc
First fixed part of the bottom of shape wall and the first adjutage positioned at the inside of first arcwall；First arcwall
The first eddy flow direction is defined between first partition wall.
As the further improved technical solution of the utility model, the mixer be equipped with the second arcwall and with it is described
Matched second partition wall of second arcwall, the second space be located at second arcwall and second partition wall it
Between.
As the further improved technical solution of the utility model, second partition wall, which is equipped with, is fixed on second arc
Second fixed part of the bottom of shape wall and the second adjutage positioned at the inside of second arcwall, second arcwall
The second eddy flow direction is defined between second partition wall, wherein first eddy flow direction be clockwise with counterclockwise in
One, second eddy flow direction be clockwise with counterclockwise in another.
As the further improved technical solution of the utility model, the protrusion is connected to first arcwall and institute
It states between the second arcwall；The mixer further includes being fixed on first curving portion and second curving below the protrusion
Portion curves wherein the 4th space is located at least in described first between portion and the first side, and the 5th space is at least
It is curved between portion and the second side positioned at described second.
As the further improved technical solution of the utility model, first eddy flow direction and second eddy flow direction
In the cross section of the shell；4th space is also respectively defined with the 5th space in the cross section
Third eddy flow direction and the 4th eddy flow direction, wherein third eddy flow direction is roughly the same with first eddy flow direction,
The 4th eddy flow direction is roughly the same with second eddy flow direction.
As the further improved technical solution of the utility model, the protrusion, first arcwall and described
Second arcwall is bent to form by one piece of plate, is substantially in ω shapes on the whole.
As the further improved technical solution of the utility model, the shell is equipped with locating slot on its circumference；It is described
First curves portion is equipped with the lug being inserted in the locating slot with second portion of curving.
As the further improved technical solution of the utility model, the shell is additionally provided on its circumference corresponding to described
First, second curves the fluting in portion, and the fluting is filled welding, and will be exposed in the fluting first, second curves
It realizes and connects with the shell in portion.
As the further improved technical solution of the utility model, first arcwall, the second arcwall, protrusion,
The location structure being mutually located is equipped between first partition wall and the second partition wall and corresponding first, third plate.
As the further improved technical solution of the utility model, the location structure is slit and flange.
As the further improved technical solution of the utility model, if first plate be equipped with several first slits and
Dry second slit；The third plate is equipped with several third slits and several 4th slits；First arcwall, the second arc
Shape wall, protrusion, the first partition wall and the second partition wall are respectively equipped with that be located in corresponding first, second, third, fourth narrow
The first flange in slot.
As the further improved technical solution of the utility model, first plate be equipped be located at first import with
Recess between second import, first arcwall, the second arcwall and protrusion, which further respectively have, to be located in pair
Second flange at the edge of the first import, the second import and the recess answered.
The utility model further relates to a kind of exhaust aftertreatment encapsulation comprising first post-processes carrier module, positioned at described
The second of the downstream of first post-processing carrier module post-processes carrier module and positioned at the second post-processing carrier module
The third in downstream post-processes carrier module, the exhaust aftertreatment encapsulation further include be located at described second post-process carrier module with
Aforementioned exhaust aftertreatment mixing arrangement between the third post-processing carrier module.
Compared to the prior art, the mixer of the utility model takes full advantage of the cross section of shell, in a limited space
Inside increase Urea Evaporation away from discrete time, improve the uniformity of air-flow mixing；By setting third plate and on it
It is arranged the air-flow from the first through hole to be respectively led to the second through-hole of the first space and second space, so sets
It sets, the tow sides of the higher air-flow guide ridges of row's temperature can be enhanced heat exchange, improve the efficiency of Urea Evaporation.
In addition, being cooperated by being arranged to prevent the positioning structure to produce relative rotation with the shell when installing the mixer
It makes, convenient for assembly positioning.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the utility model exhaust aftertreatment mixing arrangement.
Fig. 2 is the stereoscopic schematic diagram of another angles of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the right view of Fig. 1.
Fig. 5 is the stereoscopic schematic diagram removed after Fig. 1 middle casings.
Fig. 6 is the stereoscopic schematic diagram of another angles of Fig. 5.
Fig. 7 is the part isometric exploded view of Fig. 5.
Fig. 8 is the front view removed in Fig. 3 after the first plate.
Fig. 9 is the diagrammatic cross-section of line A-A in Fig. 8.
Figure 10 is the stereogram exploded view of Fig. 7.
Specific implementation mode
It please join shown in Fig. 1 to Figure 10, the utility model discloses a kind of exhaust aftertreatment mixing arrangement 100, for for example
To handle the tail gas of engine in the after-treatment systems such as SCR.The exhaust aftertreatment mixing arrangement 100 includes shell 1 and peace
Loaded on the electric hybrid module 2 in the shell 1.
In the utility model embodiment illustrated, the shell 1 is cylindrical, is equipped with to 1 indent of the shell
Sunken mounting plate 11 and the mounting base 12 being welded on the mounting plate 11.The mounting base 12 is installing urea nozzle
(not shown) into the electric hybrid module 2 to spray urea droplets.
The electric hybrid module 2 includes the first plate 3, the second plate 4, is located at first plate 3 and second plate 4
Between third plate 5 and the mixer 6 between first plate 3 and the third plate 5.First plate
3, the second plate 4 and third plate 5 are each attached in the shell 1.First plate 3, which is equipped with, is located at the of both sides
One import 31 and the second import 32.In addition, first plate 3 be additionally provided be disposed below and positioned at first import 31 with
Recess 33 between second import 32.First plate 3 is equipped with several first slits 34 and several second slits 35.
It please join shown in Fig. 4, Fig. 6 and Figure 10, second plate 4 is equipped with the first outlet 41 and second positioned at its both sides
Outlet 42.The first outlet 41 and the second outlet 42 are respectively positioned on the edge of second plate 4.
The third plate 5 is equipped with first gear plate portion 51, second gear plate portion 52, is located at the first gear plate portion 51 and second
First through hole 53 between baffle portion 52 and two second positioned at 52 outside of the first gear plate portion 51 and second gear plate portion
Through-hole 54.The third plate 5 is equipped with several third slits 55 and several 4th slits 56.
Please join shown in Fig. 5 to Figure 10, the mixer 6 include the first space 61 being connected to the first import 31, with it is described
The second space 62 of second import 32 connection and the third between first space 61 and the second space 62 are empty
Between 63, the top in first space 61 is connected with the third space 63, the top of the second space 62 and described the
Three spaces 63 are also connected.First space 61, the second space 62 and the third space 63 axial direction (be vented into
Enter direction) on blocked by second plate 4 and third plate 5 so that a part of air-flow must be from the first, second space
61, it 62 enters in third space 63.The urea nozzle to urea droplets from the jet atomization to the third space 63.
Specifically, the mixer 6 includes the first arcwall 64, separates with first arcwall 64 matched first
Wall 65, the second arcwall 66, protruded into second arcwall, 66 matched second partition wall 67 and from bottom it is described
Protrusion 68 in third space 63, wherein first space 61 is located at first arcwall 64 and first partition wall
Between 65, the second space 62 is between second arcwall 66 and second partition wall 67, the third space
63 between first partition wall, 65 and second partition wall 67.First partition wall 65, which is equipped with, is fixed on first arc
First fixed part 651 of the bottom of shape wall 64 and the first adjutage 652 positioned at the inside of first arcwall 64.At this
In utility model embodiment illustrated, the bottom of first arcwall 64 is equipped with the first locating slot 641, and described first fixes
Portion 651 is inserted in first locating slot 641 to be positioned with reality.So set, being easy to implement the accurate of the first partition wall 65
Assembling.It please join shown in Fig. 8, the first eddy flow direction S1 is defined between first arcwall 64 and first partition wall 65.
Second partition wall 67 is equipped with the second fixed part 671 of the bottom for being fixed on second arcwall 66 and positioned at described the
Second adjutage 672 of the inside of two arcwalls 66.In the utility model embodiment illustrated, second arcwall 66
Bottom be equipped with the second locating slot 661, second fixed part 671 be inserted in second locating slot 661 with reality position.
So set, being easy to implement the accurate assembling of the second partition wall 67.Second arcwall 66 and second partition wall 67 it
Between define the second eddy flow direction S2.First eddy flow direction S1 be clockwise with counterclockwise in one, it is described second rotation
Flow direction S2 be clockwise with counterclockwise in another.It please join shown in the hollow arrow in Fig. 8, in the utility model diagram
In embodiment, first eddy flow direction S1 is that clockwise, second eddy flow direction S2 is counterclockwise.So
Setting, can make full use of the cross section of exhaust aftertreatment mixing arrangement 100, and urea and row are improved in a manner of forming double-cyclone
The mixing distance of gas, improves Urea Evaporation and mixed uniformity, Crystallization are stronger.In the implementation of the utility model diagram
In mode, the protrusion 68 is connected between first arcwall 64 and second arcwall 66.The protrusion 68,
First arcwall 64 and second arcwall 66 are bent to form by one piece of plate, are substantially in ω shapes on the whole.Separately
Outside, it is accurately positioned to realize, first arcwall 64, the second arcwall 66, protrusion 68, the first partition wall 65 and
The location structure being mutually located is equipped between two compartment wall 67 and corresponding first, third plate 3,5.It is illustrated in the utility model
Embodiment in, the location structure be slit and flange.Specifically, please join shown in Fig. 6, Fig. 7 and Figure 10, first arc
Shape wall 64, the second arcwall 66, protrusion 68, the first partition wall 65 and the second partition wall 67 be respectively equipped be located in it is corresponding
The first flange 691,693 in first, second, third, fourth slit 34,35,55,56.In addition, first arcwall 64,
Second arcwall 66 and protrusion 68, which further respectively have, is located in corresponding first import 31, the second import 32 and recess 33
Edge the second flange 692.
It please join shown in Fig. 7 to Figure 10, the protrusion 68 is equipped with first side 681, second side 682, connection described the
First top margin 683 of a side 681 and the second side 682, from the bottom of the first side 681 outwardly extending first
Bottom edge 684 and from outwardly extending second bottom edge in the bottom of the second side 682 685.In the reality of the utility model diagram
It applies in mode, the first side 681 and the angle of the second side 682 are at an acute angle, first top margin 683, the first bottom
Side 684 and the second bottom edge 685 are in arc-shaped.
The mixer 5, which is equipped with, to be located at the first of the lower section of the protrusion 68 and curves portion 71 and second curve portion 72,
Described in mixer 5 further include positioned at the 4th space 74 and the 5th space 75 of the lower section of the protrusion 68 and described in
The 6th space 76 between 4th space 74 and the 5th space 75；4th space 74 is located at least in described first and curves
Between portion 71 and the first side 681, the 5th space 75 is located at least in described second and curves portion 72 and the second side
Between side 682.It please join shown in Figure 10, the first side 681, which is equipped with, is connected to the third space 63 and the 4th space 74
Several first perforation 6811, if the second side 682, which is equipped with, is connected to the third space 63 and the 5th space 75
Dry second perforation 6821.
In order to preferably position within the case 1 electric hybrid module 2, the shell 1 is equipped with phase interworking with the electric hybrid module 2
The locating structure of conjunction.In the utility model embodiment illustrated, the locating structure is locating slot and lug.Specifically,
The shell 1 is equipped with locating slot 13 on its circumference；Described first curve portion 71 with described second curve portion 72 be equipped be inserted in
Lug 79 in locating slot 13.In addition, in order to realize that better fixation, the shell 1 are additionally provided on its circumference corresponding to institute
State the first, second fluting 14 for curving portion 71,72；After the lug 79 is inserted into locating slot 13, by external right
The fluting 14 is filled welding, and will be exposed in the fluting 14 first, second curves portion 71,72 and the shell 1
Realize connection.
First perforation 6811 perforates with described second and 6821 is advantageously implemented that urea is broken to make thinner
Grain, and enhance heat exchange, to conducive to preferably evaporation.In the utility model embodiment illustrated, the 6th space 76
Exhaust can be allowed to heat protrusion 68, further decrease crystallization risk.
It please join shown in Fig. 8, the 4th space 74 is also respectively defined with the 5th space 75 positioned at the cross section
Interior third eddy flow direction S3 and the 4th eddy flow direction S4, wherein third eddy flow direction S3 and first eddy flow direction S1
Roughly the same, the 4th eddy flow direction S4 is roughly the same with second eddy flow direction S2.So set, can make full use of
The mixing distance of urea and exhaust is improved in the cross section of exhaust aftertreatment mixing arrangement 100 in a manner of forming double-cyclone, improves
Urea Evaporation and mixed uniformity, Crystallization are stronger.
The first gear plate portion 51 of the third plate 5 is presented axially in the 4th space 74, the third plate 5
Second gear plate portion 52 be presented axially in the 5th space 75, with play the role of stop air-flow.
The 7th space 77 is equipped between second plate 4 and the third plate 5, second through-hole 54 is respectively communicated with
7th space 77 and first space 61 and it is connected to the 7th space 77 and the second space 62.So set
It sets, can will arrange the tow sides of warm higher air-flow guide ridges 68, enhancing heat exchange, to improve the effect of Urea Evaporation
Rate.
In the utility model embodiment illustrated, first import 31 is connected with first space 61 in an axial direction
Logical, second import 32 is connected with the second space 62 in an axial direction, first space 61 and the second space 62
Substantially radially it is connected with the third space 63, the first outlet 41 is connected with the 4th space 74 in an axial direction,
The second outlet 42 is connected with the 5th space 75 in an axial direction, the 6th space 76 in an axial direction with the first through hole
53 are connected.
It please join shown in Fig. 8 to Figure 10, when the exhaust of engine enters in the exhaust aftertreatment mixing arrangement 100,
Part exhaust is entered from the first, second import 31,32 in mixer 5, and another part exhaust enters directly through recess 33
Into the 6th space 76；The exhaust in the first, second space 61,62 is entered under the guiding of arcuate structure respectively along
One, second eddy flow direction S1, S2 is rotated into from both sides in third space 63；When meeting injection conditions, urea nozzle to
Urea is sprayed in third space 63, the urea droplets of atomization rotate mixing together with the exhaust of engine, and pass through first, second
Perforation 6811,6821 enters in the four, the 5th spaces 74,75.It please join shown in Fig. 8, the exhaust of urea droplets and engine
Mixture is flowing to the four, the 5th spaces 74,75 along third eddy flow direction S3 and the 4th eddy flow direction S4 in double-cyclone, finally
It is left from the first, second outlet 41,42.Meanwhile it is a degree of by the second plate 4 to enter the exhaust in the 6th space 76
Blocking, can provide a degree of heating to mixer 5；In addition, please join shown in the dotted arrow below in Fig. 9, exhaust can
To enter in the first, second space 61,62 by the 7th space 77 and the revolution of the second through-hole 54, to realize to protrusion 68
Tow sides all heated, improve the efficiency of Urea Evaporation.
The utility model further relates to a kind of exhaust aftertreatment encapsulation comprising the first post-processing carrier module (not shown),
Positioned at the second post-processing carrier module (not shown) in the downstream of the first post-processing carrier module and positioned at described second
Post-process the third post-processing carrier module (not shown) in the downstream of carrier module.The exhaust aftertreatment mixing arrangement is located at institute
It states between the second post-processing carrier module and third post-processing carrier module.Preferably, the first post-processing vehicle group
Part is oxidation catalyzer (DOC), and the second post-processing carrier module is diesel particulate trap (DPF), and third post-processes vehicle group
Part is selective catalytic reduction device (SCR).
It should be noted that the orientation such as "upper", "lower", " top ", " bottom " described in the utility model should not
The understanding limited to is done, because of the difference according to element placement position, these position relationships should also be as carrying out adaptability understanding.Separately
Outside, above example is merely to illustrate the utility model and not limits technical solution described in the utility model, to this theory
The understanding of bright book should be based on person of ordinary skill in the field, although this specification reference the above embodiments are to this
Utility model has been carried out detailed description, still, it will be understood by those of ordinary skill in the art that, the skill of technical field
Art personnel still can be modified or replaced equivalently the utility model, and all do not depart from the utility model spirit and
The technical solution of range and its improvement should all be covered in the right of the utility model.
Claims (18)
1. a kind of exhaust aftertreatment mixing arrangement comprising shell and the electric hybrid module in the shell, feature exist
In：The electric hybrid module includes the first plate, the second plate, the third between first plate and second plate
Plate and the mixer between first plate and the third plate, wherein first plate is equipped with position respectively
The first import and the second import in both sides, the mixer include with the first space of first inlet communication, with it is described
The second space of second inlet communication and the third space between first space and the second space, described
The top in one space is connected with the third space, and the top of the second space is also connected with the third space；Institute
It states mixer and is equipped with the protrusion protruded into from bottom in the third space, positioned at the 4th space of the lower section of the protrusion
With the 5th space and the 6th space between the 4th space and the 5th space；The protrusion is equipped with first
Side and second side, the first side are equipped with the connection third space and are worn with several the first of the 4th space
Hole, the second side are equipped with several second perforation for being connected to the third space with the 5th space；Second plate
Equipped with the first outlet being connected to the 4th space and the second outlet being connected to the 5th space；The third plate
It is described equipped with the first through hole being connected to the 6th space and to respectively lead to the air-flow from the first through hole
Second through-hole of the first space and second space；The shell is equipped with the electric hybrid module and cooperates to prevent from installing
The locating structure to produce relative rotation with the shell when mixer.
2. exhaust aftertreatment mixing arrangement as described in claim 1, it is characterised in that：First import in an axial direction with it is described
First space is connected, and second import is connected with the second space in an axial direction, first space and described second
Space is substantially radially connected with the third space, and the first outlet is connected with the 4th space in an axial direction, institute
It states second outlet to be in an axial direction connected with the 5th space, the 6th space is connected with the first through hole in an axial direction.
3. exhaust aftertreatment mixing arrangement as claimed in claim 2, it is characterised in that：The third plate is equipped in axis
It is located at the first gear plate portion in the 4th space and the second gear to be presented axially in the 5th space upwards
Plate portion.
4. exhaust aftertreatment mixing arrangement as claimed in claim 3, it is characterised in that：Second through-hole is located at described
The outside of first gear plate portion and the second gear plate portion；The 7th space is equipped between second plate and the third plate,
Second through-hole is respectively communicated with the 7th space and first space and the 7th space and the second space.
5. exhaust aftertreatment mixing arrangement as described in claim 1, it is characterised in that：The mixer is equipped with the first arcwall
And it is spatially located at first arcwall and described the with matched first partition wall of first arcwall, described first
Between one partition wall.
6. exhaust aftertreatment mixing arrangement as claimed in claim 5, it is characterised in that：First partition wall, which is equipped with, to be fixed on
First fixed part of the bottom of first arcwall and the first adjutage positioned at the inside of first arcwall；It is described
The first eddy flow direction is defined between first arcwall and first partition wall.
7. exhaust aftertreatment mixing arrangement as claimed in claim 6, it is characterised in that：The mixer is equipped with the second arcwall
And with matched second partition wall of second arcwall, the second space is located at second arcwall and described the
Between two compartment wall.
8. exhaust aftertreatment mixing arrangement as claimed in claim 7, it is characterised in that：Second partition wall, which is equipped with, to be fixed on
Second fixed part of the bottom of second arcwall and the second adjutage positioned at the inside of second arcwall, it is described
The second eddy flow direction is defined between second arcwall and second partition wall, wherein first eddy flow direction is clockwise
With counterclockwise in one, second eddy flow direction be clockwise with counterclockwise in another.
9. exhaust aftertreatment mixing arrangement as claimed in claim 8, it is characterised in that：The protrusion is connected to described first
Between arcwall and second arcwall；The mixer further include be fixed below the protrusion first curve portion with
And second curve portion, is curved between portion and the first side wherein the 4th space is located at least in described first, described
Five spaces are located at least in described second and curve between portion and the second side.
10. exhaust aftertreatment mixing arrangement as claimed in claim 9, it is characterised in that：First eddy flow direction with it is described
Second eddy flow direction is in the cross section of the shell；4th space is also respectively defined with the 5th space to be located at
Third eddy flow direction in the cross section and the 4th eddy flow direction, wherein third eddy flow direction and the first eddy flow side
To roughly the same, the 4th eddy flow direction is roughly the same with second eddy flow direction.
11. exhaust aftertreatment mixing arrangement as claimed in claim 7, it is characterised in that：The protrusion, first arc
Wall and second arcwall are bent to form by one piece of plate, are substantially in ω shapes on the whole.
12. exhaust aftertreatment mixing arrangement as claimed in claim 9, it is characterised in that：The shell is equipped on its circumference
Locating slot；Described first curves portion is equipped with the lug being inserted in the locating slot with second portion of curving.
13. exhaust aftertreatment mixing arrangement as claimed in claim 12, it is characterised in that：The shell is also set on its circumference
There are the fluting for curving portion corresponding to described first, second, the fluting to be filled welding, will be exposed in the fluting the
One, second portion and shell realization connection are curved.
14. exhaust aftertreatment mixing arrangement as claimed in claim 9, it is characterised in that：First arcwall, the second arc
The positioning being mutually located is equipped between wall, protrusion, the first partition wall and the second partition wall and corresponding first, third plate
Structure.
15. exhaust aftertreatment mixing arrangement as claimed in claim 14, it is characterised in that：The location structure be slit with it is convex
Edge.
16. exhaust aftertreatment mixing arrangement as claimed in claim 15, it is characterised in that：First plate is equipped with several the
One slit and several second slits；The third plate is equipped with several third slits and several 4th slits；Described first
Arcwall, the second arcwall, protrusion, the first partition wall and the second partition wall, which are respectively equipped with, is located in corresponding first,
Two, the first flange in third, the 4th slit.
17. exhaust aftertreatment mixing arrangement as claimed in claim 16, it is characterised in that：First plate, which is equipped with, is located at institute
The recess between the first import and second import is stated, first arcwall, the second arcwall and protrusion are also distinguished
The second flange equipped with the edge for being located in corresponding first import, the second import and recess.
18. a kind of exhaust aftertreatment encapsulation comprising the first post-processing carrier module is located at the first post-processing carrier module
Downstream second post-processing carrier module and positioned at it is described second post-processing carrier module downstream third post-process carry
Body component, which is characterized in that exhaust aftertreatment encapsulation further includes being located at described second to post-process carrier module and described the
Three post-processing carrier modules between exhaust aftertreatment mixing arrangement, the exhaust aftertreatment mixing arrangement be claim 1 to
Exhaust aftertreatment mixing arrangement described in any one of 17.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721923690 | 2017-12-29 | ||
| CN2017219236903 | 2017-12-29 |
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| Publication Number | Publication Date |
|---|---|
| CN208040490U true CN208040490U (en) | 2018-11-02 |
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| CN201820096370.3U Active CN208040490U (en) | 2017-12-29 | 2018-01-19 | Exhaust aftertreatment mixing arrangement and its encapsulation |
| CN201820096477.8U Active CN208040491U (en) | 2017-12-29 | 2018-01-19 | Exhaust aftertreatment mixing arrangement and its encapsulation |
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| CN201820096477.8U Active CN208040491U (en) | 2017-12-29 | 2018-01-19 | Exhaust aftertreatment mixing arrangement and its encapsulation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882273A (en) * | 2019-03-12 | 2019-06-14 | 无锡威孚力达催化净化器有限责任公司 | Light-duty diesel vehicle compact post-processes cartridge type encapsulating structure |
| CN111472867A (en) * | 2019-01-24 | 2020-07-31 | 埃贝斯佩歇排气技术有限公司 | Mixing device |
| CN112145263A (en) * | 2019-06-28 | 2020-12-29 | 埃贝斯佩歇排气技术有限公司 | Mixing device |
| DE102021126364A1 (en) | 2021-10-12 | 2023-04-13 | Purem GmbH | mixer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538337A (en) * | 2019-01-10 | 2019-03-29 | 天纳克（苏州）排放***有限公司 | Engine exhaust post-processes mixing arrangement |
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2018
- 2018-01-19 CN CN201820096370.3U patent/CN208040490U/en active Active
- 2018-01-19 CN CN201820096477.8U patent/CN208040491U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472867A (en) * | 2019-01-24 | 2020-07-31 | 埃贝斯佩歇排气技术有限公司 | Mixing device |
| CN111472867B (en) * | 2019-01-24 | 2022-04-26 | 普瑞姆有限公司 | Mixing device |
| CN109882273A (en) * | 2019-03-12 | 2019-06-14 | 无锡威孚力达催化净化器有限责任公司 | Light-duty diesel vehicle compact post-processes cartridge type encapsulating structure |
| CN112145263A (en) * | 2019-06-28 | 2020-12-29 | 埃贝斯佩歇排气技术有限公司 | Mixing device |
| CN112145263B (en) * | 2019-06-28 | 2022-06-21 | 普瑞姆有限公司 | Mixing device |
| DE102021126364A1 (en) | 2021-10-12 | 2023-04-13 | Purem GmbH | mixer |
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| CN208040491U (en) | 2018-11-02 |
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