CN208168953U - Ternary catalyzing unit - Google Patents
Ternary catalyzing unit Download PDFInfo
- Publication number
- CN208168953U CN208168953U CN201820518894.7U CN201820518894U CN208168953U CN 208168953 U CN208168953 U CN 208168953U CN 201820518894 U CN201820518894 U CN 201820518894U CN 208168953 U CN208168953 U CN 208168953U
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- cylinder
- ternary catalyzing
- carrier
- catalyzing unit
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a kind of ternary catalyzing units, it is related to automobile exhaust system manufacturing technology field, cylinder including being equipped with air inlet end cap and outlet end cap, the cylinder is fitted with the preceding lining ring for placing three-way catalytic converter carrier in the nearly air inlet end cover side, and the cylinder is fitted with the rear lining ring for placing grain catcher carrier in the nearly outlet end cover side；The cylinder is equipped with sensor between the preceding lining ring and the rear lining ring.Compared with the prior art, the utility model may more preferably inhibit vehicular emission object, and the emission of automobile is made to meet six standard of state of the motor vehicle exhaust emission of country's promulgation.
Description
Technical field
The utility model relates to automobile exhaust system manufacturing technology field, especially a kind of three for automobile exhaust system
First catalyst converter.
Background technique
There is a kind of ternary catalyzing unit, which includes the interior cylinder for being equipped with three-way catalytic converter carrier, and the cylinder is logical
It crosses to be located at inlet end and cover inlet flange and be connected with the exhaust manifold of engine, what the cylinder was covered by being located at outlet side
Outlet flange is connected with exhaust pipe.It, will be to automobile after state six standard of the country to motor vehicle exhaust emission is practical to be implemented
The limitation of the vehicular emissions object such as nitrogen oxides, hydrocarbon, carbon monoxide and suspended particles is more harsh, and existing three
First catalyst converter cannot achieve the requirement up to standard of vehicular emission object, how to upgrade to existing ternary catalyzing unit, is allowed to accord with
The new standard that conjunction country formulates for motor vehicle exhaust emission is put urgently to be resolved in face of automobile exhaust system design practitioner
Problem.
Utility model content
The ternary of vehicular emission object can be more preferably inhibited to urge the technical problem to be solved by the utility model is to provide a kind of
Change device.
The utility model technical scheme applied to solve the technical problem is：This ternary catalyzing unit, including it is equipped with air inlet
The cylinder of end cap and outlet end cap, the cylinder are equipped with three-way catalytic converter carrier in the nearly air inlet end cover side, and the ternary is urged
Change device carrier to be inserted into the cylinder by being wrapped in the preceding liner of circumferential outer surface；The cylinder is in the nearly outlet end cap
Side is equipped with grain catcher carrier, the grain catcher carrier by be wrapped in the rear liner of circumferential outer surface be inserted into it is described
In cylinder；The cylinder is equipped with monitoring sensor group between the preceding lining ring and the rear lining ring.
In above-mentioned ternary catalyzing unit technical solution, more specific technical solution be can also be：The monitoring sensor group tool
There are oxygen-containing quantity sensor, pressure difference transducer and temperature sensor, these pass sensor and are mounted in respectively by sensor installation seat
On the cylinder.
Further：Liner and the rear liner are fibre gasket before described.
Further：The three-way catalytic converter carrier is the ceramic monolith that appearance is equipped with noble coatings.
Further：The grain catcher carrier is grain catcher carrier.
Further：It covers in the outlet side equipped with outlet flange, the outlet flanged joint has bracket.
Further：The bracket is equipped with bolt hole.
By adopting the above-described technical solution, the utility model has the advantages that compared with prior art：1, by
In being respectively equipped with three-way catalytic converter carrier and grain catcher carrier in the intracorporal two sides of cylinder, both different catalyst converters are placed
Carrier can increase the absorption of the substances such as the nitrogen oxides to automobile, hydrocarbon, carbon monoxide and suspended particles, filtering, make
The emission of automobile meets six standard of state of the motor vehicle exhaust emission of country's promulgation；2, setting monitoring sensor group can be to passing through this
The gas of ternary catalyzing unit is monitored, to adjust the discharge parameter of automobile exhaust system or in time to replace carrier；3,
The setting of bracket can guarantee that the thermal mechanical fatigue of entire ternary catalyzing unit package system is durable and system hot-die state.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the cross-sectional view at the A-A of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Specific embodiment
Below in conjunction with attached drawing, the utility model is described in further detail：
Ternary catalyzing unit as shown in Figure 1, Figure 2 and Figure 3 includes that one end is equipped with air inlet end cap 2 and the other end equipped with outlet side
The cylinder 3 of lid 5, the other end of outlet end cap 5 are welded with outlet flange 6, which has been bolted bracket 7, branch
Bolt hole is provided on frame 7；And the bolt 12 by installing bolt mounting holes on the bolt hole and gear box casing of bracket 7 is by cylinder
Body 3 is fixed on gear box casing, and the thermal mechanical fatigue to guarantee entire ternary catalyzing unit package system is durable and system hot-die
State；It is provided with three-way catalytic converter carrier in the cylinder 3 of nearly air inlet end cover side 2, the three-way catalytic converter carrier of the present embodiment is appearance
Ceramic monolith equipped with noble coatings, the metal coating of the present embodiment are gold plating；The ceramic monolith is by being wrapped in ceramics
The preceding liner 8 of carrier circumferential outer surface is inserted into cylinder 3；It is carried in being equipped with grain catcher in the cylinder 3 of 5 side of near outgassing end lid
Body, the grain catcher carrier of the present embodiment are granular activated carbon device carrier, and the granular activated carbon device carrier is by being wrapped in
The rear liner 11 of grain active carbon device carrier circumferential outer surface is inserted into cylinder 3；Cylinder between preceding liner 8 and rear liner 11
Equipped with monitoring sensor group on 3 barrel, the monitoring sensor group of the present embodiment includes an oxygen-containing quantity sensor, two pressure
Gap sensor and a temperature sensor, these pass sensor respectively by sensor installation 4 on cylinder 3, these are sensed
Device can be to being monitored by the gas of this ternary catalyzing unit, to adjust the discharge parameter or in time of automobile exhaust system
Carrier is replaced, to ensure the normal work of ternary catalyzing unit.
Due to being respectively equipped with three-way catalytic converter carrier and grain catcher carrier in the intracorporal two sides of cylinder, both are placed not
Same catalyst converter carrier can increase the suction of the substances such as the nitrogen oxides to automobile, hydrocarbon, carbon monoxide and suspended particles
It receives, filtering, the emission of automobile is made to meet six standard of state of the motor vehicle exhaust emission of country's promulgation.
Claims (7)
1. a kind of ternary catalyzing unit, the cylinder including being equipped with air inlet end cap and outlet end cap, it is characterised in that：The cylinder is in close
The air inlet end cover side is equipped with three-way catalytic converter carrier, and the three-way catalytic converter carrier is by being wrapped in the preceding lining of circumferential outer surface
Pad is inserted into the cylinder；The cylinder is equipped with grain catcher carrier, the granule capturing in the nearly outlet end cover side
Device carrier is inserted into the cylinder by being wrapped in the rear liner of circumferential outer surface；The cylinder in the preceding lining ring with it is described
Monitoring sensor group is equipped between lining ring afterwards.
2. ternary catalyzing unit according to claim 1, it is characterised in that：The monitoring sensor group is sensed with oxygen content
Device, pressure difference transducer and temperature sensor, these pass sensor and pass through sensor installation seat respectively on the cylinder.
3. ternary catalyzing unit according to claim 1, it is characterised in that：Liner and the rear liner are fiber before described
Liner.
4. ternary catalyzing unit according to claim 1 or 2 or 3, it is characterised in that：The three-way catalytic converter carrier is appearance
Ceramic monolith equipped with noble coatings.
5. ternary catalyzing unit according to claim 4, it is characterised in that：The grain catcher carrier is granular activated carbon
Device carrier.
6. ternary catalyzing unit according to claim 5, it is characterised in that：It covers in the outlet side equipped with outlet flange,
The outlet flanged joint has bracket.
7. ternary catalyzing unit according to claim 6, it is characterised in that：The bracket is equipped with bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820518894.7U CN208168953U (en) | 2018-04-12 | 2018-04-12 | Ternary catalyzing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820518894.7U CN208168953U (en) | 2018-04-12 | 2018-04-12 | Ternary catalyzing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208168953U true CN208168953U (en) | 2018-11-30 |
Family
ID=64374485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820518894.7U Active CN208168953U (en) | 2018-04-12 | 2018-04-12 | Ternary catalyzing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208168953U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322136A (en) * | 2020-04-16 | 2020-06-23 | 柳州利和排气控制系统有限公司 | Three way catalyst converter packaging hardware |
| CN111322137A (en) * | 2020-04-16 | 2020-06-23 | 柳州利和排气控制系统有限公司 | Three way catalyst converter packaging hardware |
| CN113431668A (en) * | 2021-08-05 | 2021-09-24 | 潍柴动力股份有限公司 | Three-way catalyst monitoring method in engine exhaust system and vehicle |
-
2018
- 2018-04-12 CN CN201820518894.7U patent/CN208168953U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322136A (en) * | 2020-04-16 | 2020-06-23 | 柳州利和排气控制系统有限公司 | Three way catalyst converter packaging hardware |
| CN111322137A (en) * | 2020-04-16 | 2020-06-23 | 柳州利和排气控制系统有限公司 | Three way catalyst converter packaging hardware |
| CN113431668A (en) * | 2021-08-05 | 2021-09-24 | 潍柴动力股份有限公司 | Three-way catalyst monitoring method in engine exhaust system and vehicle |
| CN113431668B (en) * | 2021-08-05 | 2022-04-05 | 潍柴动力股份有限公司 | Three-way catalyst monitoring method in engine exhaust system and vehicle |
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