CN206309451U - Box-type tail-gas after treatment apparatus - Google Patents
Box-type tail-gas after treatment apparatus Download PDFInfo
- Publication number
- CN206309451U CN206309451U CN201621186217.7U CN201621186217U CN206309451U CN 206309451 U CN206309451 U CN 206309451U CN 201621186217 U CN201621186217 U CN 201621186217U CN 206309451 U CN206309451 U CN 206309451U
- Authority
- CN
- China
- Prior art keywords
- baffle
- carrier component
- catalyst carrier
- circular hole
- diagonal
- 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.)
- Withdrawn - After Issue
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Abstract
A kind of box-type tail-gas after treatment apparatus, it includes housing, the electric hybrid module in the housing and is installed on catalyst carrier component in the housing and cylindrical, the housing is provided with the first baffle and second baffle that can be shared, the catalyst carrier component is carried between the first baffle and the second baffle, wherein described first baffle is square with the second baffle, the first baffle is provided with the first diagonal and the second diagonal, and the first baffle is along identical with the second baffle after first diagonal upset 180 degree.It is arranged such, can realizes that baffle plate is shared with cost-effective.
Description
Technical field
The utility model is related to a kind of motor exhaust after-treatment device, more particularly to a kind of box-type exhaust aftertreatment dress
Put.
Background technology
Motor exhaust after-treatment device (such as diesel engine vent gas after-treatment device) is primarily used to process or purify row
Poisonous and harmful substance device in gas.Harmful toxic matter in exhaust mainly includes hydrocarbon, carbon monoxide, nitrogen oxides
And particulate matter etc..
Have in the prior art and urged using oxidized form catalyst (DOC), grain catcher (DPF) and selectivity
Change the combined scheme of reducing agent (SCR) system to improve the efficiency of pump-down process.In a kind of scheme, the oxidized form catalysis
Converter is arranged in series in first shell body with grain catcher；The selective catalytic reducing agent is arranged on the second housing
It is interior；Then first, second housing is together in series by connecting pipe.
In order that exhaust can uniformly be mixed in the connecting pipe with the urea liquid after atomization, prior art
In provide using the technical scheme of mixing tube or static mixer.Wherein, after mixing tube is typically used in motor exhaust
Processing unit can be provided under conditions of enough installing spaces.And when installing space is inadequate, then generally use static mixer
Technical scheme.
However, as client is to the multifarious requirement of mounting condition, how to design a kind of box-type exhaust aftertreatment dress
Put can either share part with it is cost-effective be this area need solve technical barrier.
Utility model content
The purpose of this utility model is to provide the box-type tail-gas after treatment apparatus that a kind of baffle plate can be shared.
To achieve the above object, the utility model is adopted the following technical scheme that：A kind of box-type tail-gas after treatment apparatus, its
Including housing, the electric hybrid module in the housing and it is installed on catalyst carrier group in the housing and cylindrical
Part, the housing is provided with the first baffle and second baffle that can be shared, and the catalyst carrier component is carried on described first
Between baffle plate and the second baffle, wherein the first baffle is square with the second baffle, the first baffle
Be provided with the first diagonal and the second diagonal, the first baffle along after first diagonal upset 180 degree with described the
Two baffle plates are identical.
Used as the further improved technical scheme of the utility model, the catalyst carrier component is carried including the first catalyst
Body component, positioned at the downstream of the first catalyst carrier component its with the first catalyst carrier component aligned
Two catalyst carrier components and the 3rd catalyst carrier component parallel to the first, second catalyst carrier component；Institute
State first baffle and be provided with the first circular hole, support the 3rd catalyst carrier component for supporting the first catalyst carrier component
The second circular hole and support the 3rd circular hole of the electric hybrid module, wherein the center of the 3rd circular hole falls at described first pair
On linea angulata, the center of first circular hole is all fallen within second diagonal with the center of second circular hole.
Used as the further improved technical scheme of the utility model, the second baffle is provided with support second catalyst
4th circular hole of carrier module, the 5th circular hole for supporting the 3rd catalyst carrier component and the support electric hybrid module
6th circular hole, the second baffle is provided with the 3rd diagonal and the 4th diagonal, wherein the center of the 6th circular hole falls
On 3rd diagonal, center and the center of the 5th circular hole of the 4th circular hole all fall within the 4th diagonal
On.
As the further improved technical scheme of the utility model, the housing be provided with exhaust entrance and it is described be vented into
The inlet chamber of mouthful connection, the first connecting cavity, the second connecting cavity, outlet cavity and go out with the outlet exhaust that connects of cavity
Mouthful；The first catalyst carrier component is connected with the inlet chamber, and first connecting cavity connects second catalyst
One end of carrier module and the electric hybrid module, second connecting cavity connect the other end of the electric hybrid module and further with
One end of the 3rd catalyst carrier component is connected, and the other end of the 3rd catalyst carrier component connects the outlet
Cavity.
Used as the further improved technical scheme of the utility model, the housing is provided with and is welded on the second baffle
First convex closure, first connecting cavity is formed between first convex closure and the second baffle.
Used as the further improved technical scheme of the utility model, the housing is provided with and is welded on the first baffle
Second convex closure, second connecting cavity is formed between second convex closure and the first baffle.
Used as the further improved technical scheme of the utility model, the electric hybrid module includes being welded on the 6th circular hole
The sleeve part of periphery, the sleeve part is formed with and connects extended cavity with first connecting cavity；The electric hybrid module also includes wearing
The mixing tube of the sleeve part is crossed, the mixing tube is provided with the spinning disk being at least partially disposed in the extended cavity.
Used as the further improved technical scheme of the utility model, the electric hybrid module includes being welded on the 3rd circular hole
The Taper Pipe of periphery, the path of the Taper Pipe welds with the mixing tube, the big footpath of the Taper Pipe and the diameter phase of the sleeve part
Together.
Used as the further improved technical scheme of the utility model, the first catalyst carrier component is urged including oxidized form
Change converter, the second catalyst carrier component includes grain catcher, and the 3rd catalyst carrier component includes selection
Property catalytic reducer.
Compared to prior art, the utility model is realized sharing by by first baffle and second baffle, reduces cost.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the utility model motor exhaust after-treatment device.
Fig. 2 is the schematic perspective view of another angles of Fig. 1.
Fig. 3 is the part isometric exploded view of Fig. 1, wherein the first end cap is separated with the second end cap.
Fig. 4 is to remove the front view in Fig. 3 after first, second end cap.
Fig. 5 is the further three-dimensional exploded view of Fig. 4, wherein the second convex closure is separated.
Fig. 6 is the three-dimensional exploded view of another angles of Fig. 5.
Fig. 7 is to remove the front view in Fig. 5 after the second convex closure.
Fig. 8 is the further three-dimensional exploded view of Fig. 7, and wherein first baffle is separated.
Fig. 9 is the rearview of first baffle in Fig. 8.
Figure 10 is the front view of first baffle in Fig. 8.
Figure 11 is the further three-dimensional exploded view of Fig. 8, and wherein Taper Pipe and mixing tube is separated.
Figure 12 is the part isometric exploded view of Fig. 2, wherein the 3rd end cap is separated with the 4th end cap.
Figure 13 is to remove further three-dimensional exploded view after the three, the 4th end caps in Figure 12, wherein the first convex closure quilt
Separate.
Figure 14 is the three-dimensional exploded view of another angles of Figure 13.
Figure 15 is to remove the front view in Figure 13 after the first convex closure.
Figure 16 is the front view of second baffle in Figure 13.
Figure 17 is further three-dimensional exploded view after the first convex closure in removal Figure 13.
Figure 18 is the master figure of Fig. 2.
Figure 19 is the sectional view of the line A-A along Figure 18.
Figure 20 is the sectional view of the line B-B along Figure 19.
Specific embodiment
Please join shown in Fig. 1 to Figure 20, the utility model discloses a kind of box-type tail-gas after treatment apparatus 100, and it includes
Housing 1, the electric hybrid module 2 in the housing 1 and the catalyst carrier component 3 being installed in the housing 1.Wherein,
The catalyst carrier component 3 includes the first cylindric catalyst carrier component 31, the second cylindric catalyst carrier group
3rd catalyst carrier component 33 of part 32 and cylindrical shape.In the utility model embodiment illustrated, described second urges
Agent carrier module 32 be located at the first catalyst carrier component 31 downstream and with the first catalyst carrier component 31
Aligned, the 3rd catalyst carrier component 33 is parallel to the first, second catalyst carrier component 31,32.It is described
First catalyst carrier component 31 includes oxidized form catalyst (DOC), and the second catalyst carrier component 32 includes
Grain trap (DPF), the 3rd catalyst carrier component 33 (SCR) includes selective catalytic reducing agent (SCR).Above-mentioned catalysis
The function of agent carrier component will not be repeated here to known to those skilled in the art.
Please join shown in Fig. 3 and Figure 12, the housing 1 its be respectively arranged at two ends with the first end cap 11 and the second end cap 12 and
3rd end cap 13 and the 4th end cap 14, wherein the first end cap 11 and the second end cap 12 constitute double-deck end cap, and are connected with thereon
Exhaust entrance 111；3rd end cap 13 and the 4th end cap 14 constitute double-deck end cap, and are connected with air exit 131 thereon.Separately
Outward, the housing 1 be additionally provided with the inlet chamber 112 that is connected with the exhaust entrance 111 and with going out that air exit 131 is connected
Oral cavity body 132.
Please join shown in Fig. 5 to Figure 16, the housing 1 be provided with first baffle 15 that part can share and second baffle 16,
The first convex closure 17 being welded on the second baffle 16 and the second convex closure 18 being welded on the first baffle 15.At this
In utility model embodiment illustrated, the first baffle 15 is square with the second baffle 16 and structure is identical.
Certainly, " square " here is understood to include the situation of chamfering.
Please join shown in Fig. 5 to Figure 12, the first baffle 15 is provided with the first diagonal 156 and the second diagonal 157.Institute
Stating first baffle 15 also includes the first circular hole 151 of support the first catalyst carrier component 31, supports the 3rd catalysis
Second circular hole 152 of agent carrier component 32 and the 3rd circular hole 153 of the support electric hybrid module 2, wherein the 3rd circular hole
153 center 1531 falls on first diagonal 156, the center 1511 of first circular hole 151 and it is described second circle
The center 1521 in hole 152 is all fallen within second diagonal 157.First circular hole 151 is with second circular hole 152 along institute
The first diagonal 156 is stated to be arranged symmetrically.
Please join shown in Figure 16, the second baffle 16 is provided with the 3rd diagonal 166 and the 4th diagonal 167.Described
Two baffle plates 16 also include the 4th circular hole 161 of support the second catalyst carrier component 32, support the 3rd catalyst to carry
5th circular hole 162 of body component 33 and the 6th circular hole 163 of the support electric hybrid module 2, wherein the 6th circular hole 163
Center 1631 falls on the 3rd diagonal 166, the center 1611 of the 4th circular hole 161 and the 5th circular hole 162
Center 1621 all fall within the 4th diagonal 167.4th circular hole 161 is with the 5th circular hole 162 along described
Three diagonal 166 are arranged symmetrically.It is arranged such, the first baffle 15 can share same part with the second baffle 16
Number with cost-effective.Please join shown in Fig. 9 and Figure 16, as long as first baffle 15 is rotated into 180 degree along its first diagonal 156
Used as second baffle 16.
Please join shown in Figure 14 and Figure 20, the first connecting cavity is formd between first convex closure 17 and the second baffle 16
171, first connecting cavity 171 connects the 4th circular hole 161 with the 6th circular hole 163.
Please join shown in Fig. 3 to Fig. 5, the second connecting cavity is formd between second convex closure 18 and the first baffle 15
181, second connecting cavity 181 connects the 3rd circular hole 153 with second circular hole 152.
Communicating exhaust gas path of the present utility model is as follows：The first catalyst carrier component 31 and the inlet chamber
112 connections, first connecting cavity 171 connects the second catalyst carrier component 32 and (is leaned on one end of the electric hybrid module 2
One end of nearly urea nozzle), second connecting cavity 181 connects the other end of the electric hybrid module 2 (away from the one of urea nozzle
End) and further the one end with the 3rd catalyst carrier component 33 is connected, the 3rd catalyst carrier component 33
The other end connection outlet cavity 132.
Please join shown in Figure 11 to Figure 20, the electric hybrid module 2 includes being welded on the sleeve part of the periphery of the 6th circular hole 163
21st, through the sleeve part 21 mixing tube 22 and be welded on the Taper Pipe 23 of the periphery of the 3rd circular hole 153.The sleeve part
21 are formed with extended cavity 211 are connected with first connecting cavity 171, and the mixing tube 22 is provided with and is at least partially disposed at the extension
Spinning disk 221 in chamber 211.The spinning disk 221 is arranged along certain angle so that exhaust can in mixing tube 22 shape
Into good vortex, to improve the mixing uniformity of urea and exhaust.The path 231 of the Taper Pipe 23 is welded with the mixing tube 22
Connect, the big footpath 232 of the Taper Pipe 23 is identical with the diameter of the sleeve part 21.
When using, enter from exhaust entrance 111 first from engine exhaust out, then into inlet chamber 112
In；With final vacuum the first connecting cavity is entered into through the first catalyst carrier component 31 and the second catalyst carrier component 32
In 171；In the presence of pressure at expulsion, exhaust can enter mixing tube 22 under the guiding of spinning disk 221；Reach injection conditions
When, the urea nozzle urea liquid that will can be atomized (not shown) is sprayed into the mixing tube 22；Mix with urea droplets with exhaust
The second connecting cavity 181 is reached along Taper Pipe 23 afterwards, wherein Taper Pipe 23 can play a part of to reduce back pressure；Then, air-flow is again
Outlet cavity 132 is entered into by the 3rd catalyst carrier component 33, is finally left from air exit 131.
Compared to prior art, the utility model is realized sharing by by first baffle 15 with second baffle 16, reduces
Cost.
In addition, above example is merely to illustrate the utility model and not limits the technical side described by the utility model
Case, understanding of this description should be based on person of ordinary skill in the field, although this specification is with reference to above-mentioned
Embodiment has been carried out detailed description to the utility model, but, it will be understood by those within the art that, affiliated skill
The technical staff in art field still can modify or equivalent to the utility model, and all do not depart from this practicality newly
The technical scheme of the spirit and scope of type and its improvement, all should cover in right of the present utility model.
Claims (9)
1. a kind of box-type tail-gas after treatment apparatus, it includes housing, the electric hybrid module in the housing and is installed on
In the housing and cylindrical catalyst carrier component, it is characterised in that：The housing is provided with the first gear that can be shared
Plate and second baffle, the catalyst carrier component are carried between the first baffle and the second baffle, wherein described
First baffle is square with the second baffle, and the first baffle is provided with the first diagonal and the second diagonal, institute
First baffle is stated along identical with the second baffle after first diagonal upset 180 degree.
2. box-type tail-gas after treatment apparatus as claimed in claim 1, it is characterised in that：The catalyst carrier component includes
First catalyst carrier component, positioned at the downstream of the first catalyst carrier component its with the first catalyst carrier component
Second catalyst carrier component of aligned and the 3rd catalysis parallel to the first, second catalyst carrier component
Agent carrier component；The first baffle is provided with the first circular hole, the support the described 3rd for supporting the first catalyst carrier component
Second circular hole of catalyst carrier component and the 3rd circular hole of the support electric hybrid module, wherein the center of the 3rd circular hole
Fall on first diagonal, it is diagonal that the center of first circular hole all falls within described second with the center of second circular hole
On line.
3. box-type tail-gas after treatment apparatus as claimed in claim 2, it is characterised in that：The second baffle is provided with support institute
State the 4th circular hole, the 5th circular hole of support the 3rd catalyst carrier component and the support institute of the second catalyst carrier component
The 6th circular hole of electric hybrid module is stated, the second baffle is provided with the 3rd diagonal and the 4th diagonal, wherein the 6th circle
The center in hole falls on the 3rd diagonal, and center and the center of the 5th circular hole of the 4th circular hole all fall within described
On 4th diagonal.
4. box-type tail-gas after treatment apparatus as claimed in claim 3, it is characterised in that：The housing be provided with exhaust entrance,
The inlet chamber that is connected with the exhaust entrance, the first connecting cavity, the second connecting cavity, outlet cavity and with the outlet cavity
The air exit of connection；The first catalyst carrier component is connected with the inlet chamber, and first connecting cavity connects institute
One end of the second catalyst carrier component and the electric hybrid module is stated, second connecting cavity connects the another of the electric hybrid module
Hold and further the one end with the 3rd catalyst carrier component is connected, the other end of the 3rd catalyst carrier component
Connect the outlet cavity.
5. box-type tail-gas after treatment apparatus as claimed in claim 4, it is characterised in that：The housing be provided be welded on it is described
The first convex closure on second baffle, first connecting cavity is formed between first convex closure and the second baffle.
6. box-type tail-gas after treatment apparatus as claimed in claim 5, it is characterised in that：The housing be provided be welded on it is described
The second convex closure on first baffle, second connecting cavity is formed between second convex closure and the first baffle.
7. box-type tail-gas after treatment apparatus as claimed in claim 6, it is characterised in that：The electric hybrid module includes being welded on
The sleeve part of the 6th circular hole periphery, the sleeve part is formed with and connects extended cavity with first connecting cavity；The mixing
Component also includes the mixing tube through the sleeve part, and the mixing tube is provided with the eddy flow being at least partially disposed in the extended cavity
Piece.
8. box-type tail-gas after treatment apparatus as claimed in claim 7, it is characterised in that：The electric hybrid module includes being welded on
The Taper Pipe of the 3rd circular hole periphery, the path of the Taper Pipe is welded with the mixing tube, big footpath and the set of the Taper Pipe
The diameter in cylinder portion is identical.
9. box-type tail-gas after treatment apparatus as claimed in claim 2, it is characterised in that：The first catalyst carrier component
Including oxidized form catalyst, the second catalyst carrier component includes grain catcher, the 3rd catalyst carrier
Component includes selective catalytic reducing agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621186217.7U CN206309451U (en) | 2016-11-04 | 2016-11-04 | Box-type tail-gas after treatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621186217.7U CN206309451U (en) | 2016-11-04 | 2016-11-04 | Box-type tail-gas after treatment apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309451U true CN206309451U (en) | 2017-07-07 |
Family
ID=59243890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621186217.7U Withdrawn - After Issue CN206309451U (en) | 2016-11-04 | 2016-11-04 | Box-type tail-gas after treatment apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206309451U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018082381A1 (en) * | 2016-11-04 | 2018-05-11 | 天纳克（苏州）排放系统有限公司 | Box-type exhaust aftertreatment device |
| WO2019075877A1 (en) * | 2017-10-18 | 2019-04-25 | 潍柴动力股份有限公司 | Generalized integrated doc-dpf-scr after-treatment apparatus |
| WO2019140893A1 (en) * | 2018-01-19 | 2019-07-25 | 天纳克（苏州）排放系统有限公司 | Box-type engine exhaust post-treatment device |
| WO2019140891A1 (en) * | 2018-01-19 | 2019-07-25 | 天纳克（苏州）排放系统有限公司 | Box-type engine exhaust post-treatmetnt device |
| WO2019144599A1 (en) * | 2018-01-26 | 2019-08-01 | 天纳克（苏州）排放系统有限公司 | Exhaust inlet pipe and exhaust post-treatment apparatus thereof |
| WO2019144603A1 (en) * | 2018-01-26 | 2019-08-01 | 天纳克（苏州）排放系统有限公司 | Exhaust gas inlet tube and box-type exhaust gas aftertreatment device |
-
2016
- 2016-11-04 CN CN201621186217.7U patent/CN206309451U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018082381A1 (en) * | 2016-11-04 | 2018-05-11 | 天纳克（苏州）排放系统有限公司 | Box-type exhaust aftertreatment device |
| CN108019258A (en) * | 2016-11-04 | 2018-05-11 | 天纳克（苏州）排放系统有限公司 | Box-type tail-gas after treatment apparatus |
| WO2019075877A1 (en) * | 2017-10-18 | 2019-04-25 | 潍柴动力股份有限公司 | Generalized integrated doc-dpf-scr after-treatment apparatus |
| RU2744309C1 (en) * | 2017-10-18 | 2021-03-05 | Вэйчай Пауэр Ко., Лтд. | Doc-dpf-scr combined exhaust gas treatment |
| WO2019140893A1 (en) * | 2018-01-19 | 2019-07-25 | 天纳克（苏州）排放系统有限公司 | Box-type engine exhaust post-treatment device |
| WO2019140891A1 (en) * | 2018-01-19 | 2019-07-25 | 天纳克（苏州）排放系统有限公司 | Box-type engine exhaust post-treatmetnt device |
| WO2019144599A1 (en) * | 2018-01-26 | 2019-08-01 | 天纳克（苏州）排放系统有限公司 | Exhaust inlet pipe and exhaust post-treatment apparatus thereof |
| WO2019144603A1 (en) * | 2018-01-26 | 2019-08-01 | 天纳克（苏州）排放系统有限公司 | Exhaust gas inlet tube and box-type exhaust gas aftertreatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170707 Effective date of abandoning: 20201124 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170707 Effective date of abandoning: 20201124 |