CN207686818U - Automobile exhaust gas purifying installation - Google Patents
Automobile exhaust gas purifying installation Download PDFInfo
- Publication number
- CN207686818U CN207686818U CN201820013785.XU CN201820013785U CN207686818U CN 207686818 U CN207686818 U CN 207686818U CN 201820013785 U CN201820013785 U CN 201820013785U CN 207686818 U CN207686818 U CN 207686818U
- Authority
- CN
- China
- Prior art keywords
- air inlet
- end cap
- inlet pipe
- outlet
- inlet end
- 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
-
- 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
- Y02T10/40—Engine management systems
Landscapes
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model provides a kind of automobile exhaust gas purifying installation, including air inlet end flanges, air inlet pipe, air inlet end cap, liner, catalyst carrier, outlet end cap, escape pipe and outlet end flanges, one end of air inlet pipe is provided with air inlet end flanges, the inlet end of the other end connection air inlet end cap of air inlet pipe, left flange is provided on the outlet side of air inlet end cap, right flange is arranged in the inlet end of outlet end cap, it is provided with liner on the inner wall of the air inlet end cap and outlet end cap formation sealed cylinder, it is provided with catalyst carrier on the liner, the catalyst carrier includes head-cat agent carrier and back-end catalytic agent carrier, the section of the head-cat agent carrier and back-end catalytic agent carrier is circle；The head-cat agent carrier is arranged in air inlet end cap, and the back-end catalytic agent carrier is arranged in outlet end cap.The utility model is convenient for changing catalyst carrier, simple in structure, easy to use.
Description
Technical field
The utility model belongs to automobile environment-protection product technical field more particularly to a kind of automobile exhaust gas purifying installation.
Background technology
Three-way catalytic converter be it is a kind of reacted by being catalyzed, can simultaneously in vehicle exhaust pollutant carbon monoxide,
Hydrocarbon, the device that conversion of nitrogen oxides is innocuous substance, it is using noble metals such as alms bowl, palladium, rhodiums as catalyst, by vapour
The pernicious gases such as carbon dioxide, hydrocarbon and oxynitrides in vehicle emission are changed by redox reaction
Carbon dioxide, water and nitrogen are current most effective automobile exhaust gas purifying installations, have been widely used in auto manufacturing.
Three-way catalytic converter is generally seated on the exhaust pipe between engine and silencer.Three-way catalytic apparatus it is main
Failure includes：Three-way catalytic apparatus is caused mechanical failure and three-way catalytic apparatus old due to overheat or heat by external impacts
Change and fails.Three-way catalytic apparatus overheat refer to three-way catalytic apparatus internal temperature has been more than 850 DEG C, make carrier and coating and its
The precious metals such as catalyst platinum (Pt) above, rhodium (Ph) are because of high temperature scaling loss and fall off, and cause chemical reaction that can not be normally carried out
And it fails.The utility model patent of publication number CN202431342 discloses a kind of automobile exhaust gas purifying installation, on cylinder inboard wall
Catalyst carrier is connected by liner, the aperture for filling catalyst is set in catalyst carrier, since its cylinder is to seal, one
Denier catalyst carrier and catalyst attrition, just must be by three-way catalytic converter integral replacing, and cost is larger, and can not the row of avoiding
Enter the excessively high caused device damage of gas temperature of three-way catalytic converter.
Utility model content
To overcome the deficiencies in the prior art, the utility model provides a kind of automobile exhaust gas purifying installation, is convenient for changing and urges
Agent carrier, it is simple in structure, it is easy to use.
The utility model uses following technical scheme：
A kind of automobile exhaust gas purifying installation, wherein including air inlet end flanges, air inlet pipe, air inlet end cap, liner, catalyst
One end of carrier, outlet end cap, escape pipe and outlet end flanges, air inlet pipe is provided with air inlet end flanges, the other end of air inlet pipe
The inlet end of air inlet end cap is connected, left flange is provided on the outlet side of air inlet end cap, right method is arranged in the inlet end of outlet end cap
Orchid, is arranged gasket between the left flange and right flange, the left flange and right flange are bolted；The inlet end
It is provided with liner on the inner wall for the sealed cylinder that lid and outlet end cap are formed, catalyst carrier is provided on the liner, it is described
The aperture for filling catalyst is provided in catalyst carrier；The air inlet pipe includes main air inlet pipe and bypass air inlet pipe, the master
The inlet end of air inlet pipe is connected to the inlet end of bypass air inlet pipe, and the outlet side of main air inlet pipe and the outlet side of bypass air inlet pipe are equal
It is connected to air inlet end cap；It is provided with air inlet pipe valve in the main air inlet pipe, bypass air inlet pipe is set in the bypass air inlet pipe
Multiple radiating fins are arranged in the air inlet pipe of the side road in valve；Temperature sensor, institute is arranged in the inlet end of the main air inlet pipe
Temperature sensor is stated to be electrically connected with the Vehicle Controller of vehicle；The catalyst carrier includes that head-cat agent carrier and rear end are urged
The section of agent carrier, the head-cat agent carrier and back-end catalytic agent carrier is circle；The head-cat agent carrier
It is arranged in air inlet end cap, the back-end catalytic agent carrier is arranged in outlet end cap.
Preferably, the head-cat agent carrier and back-end catalytic agent carrier are one.
Preferably, further include protection network, the air inlet pipe, air inlet end cap, outlet end cap and escape pipe are arranged at anti-
In protecting wire net.
Preferably, the air inlet end cap is taper, and the small one end of diameter connects air inlet pipe, and the big one end of diameter connects
Pick out gas end cap.
Preferably, the outlet end cap is taper, and the small one end of diameter connects escape pipe, and the big one end of diameter connects
Tap into gas end cap.
The beneficial effects of the utility model are as follows：
The catalyst carrier of the utility model includes head-cat agent carrier and back-end catalytic agent carrier, and front end catalyst carries
Body and back-end catalytic agent carrier are separately positioned in air inlet end cap and outlet end cap, and air inlet end cap is connected with outlet end cap using flange
It connects, easy disassembly, is conveniently replaceable the catalyst carrier of inner barrel, while using airtight in rubber gasket guarantee cylinder
Property, it is replaced without all disposable when replacing catalyst carrier, first replaces the front end catalyst close to air inlet pipe side and carry
Body reduces use cost.
The air inlet pipe of the utility model includes main air inlet pipe and bypass air inlet pipe, is all provided in main air inlet pipe and bypass air inlet pipe
Valve is set, temperature sensor is arranged in main air inlet pipe, and temperature sensor will detect that temperature signal is sent to by signal number
Vehicle Controller, when being more than setting value by temperature, Vehicle Controller controls main air inlet pipe valve and closes, and bypass air inlet pipe valve is beaten
It opens, gas enters bypass air inlet pipe, enters inlet end lid after radiating under the action of radiating fin, avoids the excessively high cause of gas temperature
Device is set to damage.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages can pass through
Specifically noted structure is realized and is obtained in the specification, claims and attached drawing write.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.
Fig. 1 is a kind of structural schematic diagram of automobile exhaust gas purifying installation of the utility model.
Fig. 2 is a kind of structural schematic diagram of automobile exhaust gas purifying installation of the utility model.
In figure：1- main air inlet pipes, 2- air inlet end caps, 3- liners, the left flanges of 4-, 5- gaskets, the right flanges of 6-, the outlet sides 7-
Lid, 8- escape pipes, 9- catalyst carriers, 10- outlet end flanges, 11- air inlet end flanges, 12- air inlet pipe valves, 13- temperature pass
Sensor, 14- bypass air inlet pipes, 15- bypass air inlet pipe valves, 16- radiating fins, 17- protection networks.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figure 1, the present embodiment provides a kind of automobile exhaust gas purifying installation, including air inlet end flanges 11, air inlet pipe, into
Gas end cap 2, liner 3, catalyst carrier 9, outlet end cap 7, escape pipe 8 and outlet end flanges 10, one end of air inlet pipe are provided with
Air inlet end flanges 11, the other end of air inlet pipe connect the inlet end of air inlet end cap 2, a left side are provided on the outlet side of air inlet end cap 2
Right flange 6 is arranged in the inlet end of flange 4, outlet end cap 7, and gasket 5, the left side are arranged between the left flange 4 and right flange 6
Flange 4 and right flange 6 are bolted.Air inlet end cap 2 uses flanged joint, easy disassembly to be convenient for changing with outlet end cap 7
The catalyst carrier of inner barrel, while ensureing the air-tightness in cylinder using rubber gasket.Air inlet end cap 2 is taper,
The small one end of its diameter connects air inlet pipe, and the big one end of diameter connects outlet end cap；Outlet end cap 7 is taper, and diameter is small
One end connect escape pipe, the big one end of diameter connects air inlet end cap.
Air inlet pipe includes main air inlet pipe 1 and bypass air inlet pipe 14, the inlet end of main air inlet pipe 1 and bypass air inlet pipe 14 into
Gas end is connected to, and the outlet side of main air inlet pipe 1 and the outlet side of bypass air inlet pipe 14 are connected to air inlet end cap 2；The main air inlet
It is provided with air inlet pipe valve 12 on pipe 1, bypass air inlet pipe valve 15, side road air inlet pipe 14 are set in the bypass air inlet pipe 14
It is upper that multiple radiating fins 16 are set；Temperature sensor 13, temperature sensor 13, air inlet pipe valve is arranged in the inlet end of main air inlet pipe 1
1 bypass air inlet pipe valve 15 of door is electrically connected with the Vehicle Controller of vehicle.
It is provided with liner 3 on the inner wall of air inlet end cap 2 and the formation sealed cylinder of outlet end cap 7, is provided on the liner 3
Catalyst carrier 9 is provided with the aperture for filling catalyst in the catalyst carrier 9.It includes front end catalyst that catalyst, which carries 9 bodies,
Carrier and back-end catalytic agent carrier, head-cat agent carrier and back-end catalytic agent carrier are cylindrical shape, and front end catalyst carries
Body is arranged in air inlet end cap, and back-end catalytic agent carrier is arranged in outlet end cap.The head-cat agent carrier of the present embodiment and
Back-end catalytic agent carrier is one, and head-cat agent carrier is arranged perpendicular to cylinder inboard wall, and tail gas is through front end catalyst carrier
Two-step purification, lift gas clean-up effect, when replacing catalyst carrier without all one are realized with back-end catalytic agent carrier
Secondary property is replaced, and is first replaced the head-cat agent carrier close to air inlet pipe side, is reduced use cost.
Valve is respectively provided in main air inlet pipe 1 and bypass air inlet pipe 14, temperature sensor 13 is arranged in main air inlet pipe 1, just
Reason condition lower inlet duct valve 12 is opened, bypass air inlet pipe valve 15 is closed, and tail gas enters from main air inlet pipe 1 in air inlet end cap 2.
Temperature sensor 13 will detect that temperature signal sends Vehicle Controller to by signal number, when being more than setting value by temperature, vehicle
Set controller controls main air inlet pipe valve 12 and closes, and bypass air inlet pipe valve 15 is opened, and gas enters bypass air inlet pipe, radiating
Enter inlet end lid 2 after radiating under the action of fin 16, avoids gas temperature is excessively high device is caused to damage.
As shown in Fig. 2, the present embodiment is additionally provided with protection network 17, air inlet pipe, air inlet end cap 2, outlet end cap 7 and escape pipe
8 are arranged in protection network 17, avoid being caused mechanical failure by external impacts.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of automobile exhaust gas purifying installation, it is characterised in that：Including air inlet end flanges, air inlet pipe, air inlet end cap, pads, urges
Agent carrier, outlet end cap, escape pipe and outlet end flanges, one end of air inlet pipe are provided with air inlet end flanges, air inlet pipe it is another
One end connects the inlet end of air inlet end cap, and left flange, the inlet end setting of outlet end cap are provided on the outlet side of air inlet end cap
Right flange, is arranged gasket between the left flange and right flange, the left flange and right flange are bolted；It is described into
It is provided with liner on the inner wall for the sealed cylinder that gas end cap and outlet end cap are formed, catalyst carrier is provided on the liner,
The aperture for filling catalyst is provided in the catalyst carrier；The air inlet pipe includes main air inlet pipe and bypass air inlet pipe, institute
The inlet end for stating main air inlet pipe is connected to the inlet end of bypass air inlet pipe, the outlet side of main air inlet pipe and the outlet of bypass air inlet pipe
End is connected to air inlet end cap；Be provided with air inlet pipe valve in the main air inlet pipe, in the bypass air inlet pipe setting bypass into
Multiple radiating fins are arranged in the bypass air inlet pipe in tracheae valve；Temperature sensor is arranged in the inlet end of the main air inlet pipe,
The temperature sensor is electrically connected with the Vehicle Controller of vehicle；The catalyst carrier includes head-cat agent carrier and rear end
The section of catalyst carrier, the head-cat agent carrier and back-end catalytic agent carrier is circle；The front end catalyst carries
Body is arranged in air inlet end cap, and the back-end catalytic agent carrier is arranged in outlet end cap.
2. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：The head-cat agent carrier and rear end
Catalyst carrier is one.
3. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：Further include protection network, the air inlet
Pipe, air inlet end cap, outlet end cap and escape pipe are arranged in protection network.
4. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：The air inlet end cap is taper,
The small one end of diameter connects air inlet pipe, and the big one end of diameter connects outlet end cap.
5. automobile exhaust gas purifying installation according to claim 1, it is characterised in that：The outlet end cap is taper,
The small one end of diameter connects escape pipe, and the big one end of diameter connects air inlet end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820013785.XU CN207686818U (en) | 2018-01-04 | 2018-01-04 | Automobile exhaust gas purifying installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820013785.XU CN207686818U (en) | 2018-01-04 | 2018-01-04 | Automobile exhaust gas purifying installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207686818U true CN207686818U (en) | 2018-08-03 |
Family
ID=62991000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820013785.XU Expired - Fee Related CN207686818U (en) | 2018-01-04 | 2018-01-04 | Automobile exhaust gas purifying installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207686818U (en) |
-
2018
- 2018-01-04 CN CN201820013785.XU patent/CN207686818U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 Termination date: 20190104 |