CN205876450U - SCR is catalytic converter for system - Google Patents
SCR is catalytic converter for system Download PDFInfo
- Publication number
- CN205876450U CN205876450U CN201620894436.4U CN201620894436U CN205876450U CN 205876450 U CN205876450 U CN 205876450U CN 201620894436 U CN201620894436 U CN 201620894436U CN 205876450 U CN205876450 U CN 205876450U
- Authority
- CN
- China
- Prior art keywords
- chamber
- hand member
- inner chamber
- anger
- filter tube
- 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.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses an automobile a SCR is catalytic converter for system in discharge technology field, including flange, the flange right -hand member is connected with the intake pipe, the intake pipe right -hand member is provided with the air inlet housing, the air inlet housing inner chamber is provided with the filter tube that admits air, the filter tube left end that admits air is connected with the right -hand member of intake pipe, the utility model discloses a setting is at the admit air filter screen and the drying device of filter tube inner chamber, make the gas that gets into to obtain the primary cleaning, catalytic reaction's side reaction in the reduction reacting chamber, through setting up at the give vent to anger filter screen and the drying device of filter tube inner chamber, messenger's combustion gas can secondary filter, it reaches automobile exhaust emission standard to make the combustion gas reach the emission, damping device through admit air filter tube and the give vent to anger top and the bottom of filter tube, make the gaseous vibrations that get into obtain the buffering, the bloop is seted up to outer wall through at the outlet duct, in the elimination, the noise generator of high band.
Description
Technical field
This utility model relates to motor vehicle emission technical field, is specially a kind of SCR system catalytic converter.
Background technology
Along with automobile exhaust emission standard and the increasingly stringent of legislations for noise, tail gas pollution and the aerofluxus of diesel engine are made an uproar
Sound has become as the major obstacle limiting diesel engine development, controls tail gas pollution and the exhaust noise of diesel engine, uses merely machine
Interior control technology does not reaches automobile exhaust emission standard and the requirement of vehicle noise regulation, therefore now to diesel engine after treatment
The use of technology is increasingly extensive, and conventional post-processing technology is to install integrated form SCR catalyzed conversion in gas extraction system to eliminate the noise
Device, front end reactive muffling structure and rear end reactive muffling structure in this structure mainly use the anti-of acoustic impedance mismatch principle
Property acoustic wave filter structure reach the purpose eliminated the noise, during this acoustic wave filter structure eliminates, the effect of low frequency range noise more obvious, but
Offset a good appetite suddenly appearing in a serious disease, high band noise poor, this noise elimination structure noise elimination frequency band is narrow, and sound deadening capacity does not reaches requirement, accordingly, it would be desirable to set
A kind of SCR system catalytic converter of meter.
Utility model content
The purpose of this utility model is to provide a kind of SCR system catalytic converter, to solve in above-mentioned background technology
Propose offset a good appetite suddenly appearing in a serious disease, high band noise poor and discharge do not reach automobile exhaust emission standard problem.
For achieving the above object, this utility model following technical scheme of offer: a kind of SCR system catalytic converter, bag
Including adpting flange, the right-hand member of described adpting flange connects has air inlet pipe, the right-hand member of described air inlet pipe to be provided with inlet plenum, described in enter
The inner chamber of air chamber is provided with inlet air filtration pipe, and the described left end of inlet air filtration pipe is connected with the right-hand member of air inlet pipe, described inlet plenum
Right-hand member be provided with reative cell, the bottom of described reative cell inner chamber is provided with air inlet air storage chamber, the top of described air inlet air storage chamber
Being provided with catalyst reaction device, the top of described catalyst reaction device is provided with air storage chamber of giving vent to anger, and the right-hand member of described reative cell sets
Being equipped with discharge chamber, the inner chamber of described discharge chamber is provided with filter tube of giving vent to anger, described in give vent to anger the left end of filter tube and air storage chamber of giving vent to anger
Right-hand member connect, described in give vent to anger filter tube right-hand member connect have escape pipe, the left end of described escape pipe is connected to the right-hand member of discharge chamber,
Described inlet air filtration pipe and the top of filter tube of giving vent to anger and bottom are provided with damping device, and described in top, inlet air filtration pipe is interior
The inner chamber of filter tube of giving vent to anger described in chamber and bottom is provided with drainage screen, described in the inner chamber of bottom described inlet air filtration pipe and top
The inner chamber of filter tube of giving vent to anger is provided with drying device.
Preferably, bottom and the top of described reative cell inner chamber is filled with heat insulation foam.
Preferably, the outer wall of described escape pipe uniformly offers bloop.
Preferably, the inner chamber left end of described drying device is provided with desiccant chamber, and the inner chamber right-hand member of described drying device sets
Being equipped with activated carbon chamber, the left end of described activated carbon chamber is connected with the right-hand member of desiccant chamber.
Compared with prior art, the beneficial effects of the utility model are: this utility model is by being arranged on inlet air filtration pipe
The drainage screen of inner chamber and drying device, enable the gas of entrance to obtain preliminary purification, reduces the pair of catalytic reaction in reative cell
Reaction, by being arranged on drainage screen and the drying device of filter tube inner chamber of giving vent to anger, enables expellant gas secondary filter, the row of making
The gas gone out reaches discharge and reaches automobile exhaust emission standard, by inlet air filtration pipe and the give vent to anger top of filter tube and bottom
Damping device, makes the gas pulsation of entrance be buffered, and reduces the generation of noise, offers noise reduction by the outer wall at escape pipe
Hole, makes expellant gas dissipate discharge, and the noise eliminating middle and high frequency range produces, by air inlet air storage chamber and air storage chamber of giving vent to anger
Being respectively provided with, the reaction making gas is more abundant, and the gas reacted will not reflux.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model drying device structural representation.
In figure: 1 adpting flange, 2 air inlet pipe, 3 inlet plenums, 4 inlet air filtration pipes, 5 reative cells, 6 air inlet air storage chambers, 7 catalysis
Reaction unit, 8 give vent to anger air storage chamber, 9 discharge chambers, 10 give vent to anger filter tube, 11 escape pipes, 111 bloops, 12 damping devices, 13 mistakes
Filter screen, 14 drying devices, 141 desiccant chamber, 142 activated carbon chamber.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1-2, a kind of technical scheme of this utility model offer: a kind of SCR system catalytic converter, including even
Acting flange 1, the right-hand member of described adpting flange 1 connects air inlet pipe 2, and the right-hand member of described air inlet pipe 2 is provided with inlet plenum 3, described
The inner chamber of inlet plenum 3 is provided with inlet air filtration pipe 4, and the left end of described inlet air filtration pipe 4 is connected with the right-hand member of air inlet pipe 2, described
The right-hand member of inlet plenum 3 is provided with reative cell 5, and the bottom of described reative cell 5 inner chamber is provided with air inlet air storage chamber 6, and described air inlet is stored up
The top of air chamber 6 is provided with catalyst reaction device 7, and the top of described catalyst reaction device 7 is provided with air storage chamber 8 of giving vent to anger, described
The right-hand member of reative cell 5 is provided with discharge chamber 9, and the inner chamber of described discharge chamber 9 is provided with filter tube 10 of giving vent to anger, described in give vent to anger filter tube 10
Left end be connected with the right-hand member of air storage chamber 8 of giving vent to anger, described in give vent to anger filter tube 10 right-hand member connect have escape pipe 11, described escape pipe
The left end of 11 is connected to the right-hand member of discharge chamber 9, and described inlet air filtration pipe 4 and the top of filter tube 10 of giving vent to anger and bottom are provided with
Damping device 12, the inner chamber of filter tube 10 of giving vent to anger described in the inner chamber of inlet air filtration pipe 4 described in top and bottom is provided with filtration
Net 13, the inner chamber of filter tube 10 of giving vent to anger described in the inner chamber of bottom described inlet air filtration pipe 4 and top is provided with drying device 14.
Wherein, the bottom of described reative cell 5 inner chamber and top are filled with heat insulation foam, absorb the heat that catalytic reaction is sent
Amount, the outer wall of described escape pipe 11 uniformly offers bloop 111, and the noise eliminating middle and high frequency range produces, described drying device
The inner chamber left end of 14 is provided with desiccant chamber 141, and the inner chamber right-hand member of described drying device 14 is provided with activated carbon chamber 142, described
The left end of activated carbon chamber 142 is connected with the right-hand member of desiccant chamber 141, enables the gas of entrance to be filtered and to purify.
Operation principle: this utility model is connected with the tail pipe of automobile by adpting flange 1, automobile expellant gas pass through into
Trachea 2 enters the inlet air filtration pipe 4 among inlet plenum 3, by drainage screen 13 and the drying device 14 of inlet air filtration pipe 4 inner chamber,
The gas enabling entrance obtains preliminary purification, reduces the side reaction of catalytic reaction in reative cell 5, and gas passes through inlet air filtration pipe
4 air storage chambers 6 of entering entering reative cell 5 inner chamber, the gas of air inlet air storage chamber 6 is by entering storage of giving vent to anger after catalyst reaction device 7
In air chamber 8, the reaction making gas is more abundant, and the gas reacted will not reflux, and reacted gas is by gas storage of giving vent to anger
Room 8 enters the filter tube 10 of giving vent to anger of discharge chamber 9, by being arranged on drainage screen 13 and the drying device of filter tube 10 inner chamber of giving vent to anger
14, enable expellant gas secondary filter, make expellant gas reach discharge and reach automobile exhaust emission standard, gas passes through
Escape pipe 11 is discharged, and by inlet air filtration pipe 4 and the give vent to anger top of filter tube 10 and the damping device 12 of bottom, makes the gas of entrance
Body vibrations are buffered, and reduce the generation of noise, by offering bloop 111 at the outer wall of escape pipe 11, make expellant gas
Dissipating discharge, the noise eliminating middle and high frequency range produces.
Embodiment the most of the present utility model, for the ordinary skill in the art,
It is appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, repair
Changing, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a SCR system catalytic converter, including adpting flange (1), it is characterised in that: the right side of described adpting flange (1)
End connection has air inlet pipe (2), the right-hand member of described air inlet pipe (2) to be provided with inlet plenum (3), and the inner chamber of described inlet plenum (3) is arranged
Inlet air filtration pipe (4), the left end of described inlet air filtration pipe (4) is had to be connected with the right-hand member of air inlet pipe (2), described inlet plenum (3)
Right-hand member is provided with reative cell (5), and the bottom of described reative cell (5) inner chamber is provided with air inlet air storage chamber (6), described air inlet air storage chamber
(6) top is provided with catalyst reaction device (7), and the top of described catalyst reaction device (7) is provided with air storage chamber of giving vent to anger (8),
The right-hand member of described reative cell (5) is provided with discharge chamber (9), and the inner chamber of described discharge chamber (9) is provided with filter tube of giving vent to anger (10), described
The left end of filter tube (10) of giving vent to anger is connected with the right-hand member of air storage chamber of giving vent to anger (8), described in give vent to anger filter tube (10) right-hand member connect have
Escape pipe (11), the left end of described escape pipe (11) is connected to the right-hand member of discharge chamber (9), described inlet air filtration pipe (4) and giving vent to anger
The top of filter tube (10) and bottom are provided with damping device (12), the inner chamber of inlet air filtration pipe (4) described in top and bottom
The inner chamber of described filter tube of giving vent to anger (10) is provided with drainage screen (13), the inner chamber of bottom described inlet air filtration pipe (4) and top
The inner chamber of described filter tube of giving vent to anger (10) is provided with drying device (14).
A kind of SCR system catalytic converter the most according to claim 1, it is characterised in that: described reative cell (5) inner chamber
Bottom and top be filled with heat insulation foam.
A kind of SCR system catalytic converter the most according to claim 1, it is characterised in that: described escape pipe (11)
Outer wall uniformly offers bloop (111).
A kind of SCR system catalytic converter the most according to claim 1, it is characterised in that: described drying device (14)
Inner chamber left end be provided with desiccant chamber (141), the inner chamber right-hand member of described drying device (14) is provided with activated carbon chamber (142),
The left end of described activated carbon chamber (142) is connected with the right-hand member of desiccant chamber (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894436.4U CN205876450U (en) | 2016-08-18 | 2016-08-18 | SCR is catalytic converter for system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620894436.4U CN205876450U (en) | 2016-08-18 | 2016-08-18 | SCR is catalytic converter for system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876450U true CN205876450U (en) | 2017-01-11 |
Family
ID=57705255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620894436.4U Expired - Fee Related CN205876450U (en) | 2016-08-18 | 2016-08-18 | SCR is catalytic converter for system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876450U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191245A (en) * | 2017-07-07 | 2017-09-22 | 爱驰威汽车零部件（盐城）有限公司 | A kind of cleaning type automotive muffler |
| CN108757119A (en) * | 2018-06-20 | 2018-11-06 | 南京博酝化工科技有限公司 | The device and method of adsorption vehicle tail gas molecular sieve |
-
2016
- 2016-08-18 CN CN201620894436.4U patent/CN205876450U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191245A (en) * | 2017-07-07 | 2017-09-22 | 爱驰威汽车零部件（盐城）有限公司 | A kind of cleaning type automotive muffler |
| CN108757119A (en) * | 2018-06-20 | 2018-11-06 | 南京博酝化工科技有限公司 | The device and method of adsorption vehicle tail gas molecular sieve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20200818 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |