CN206205961U - A kind of ternary catalyzing unit - Google Patents
A kind of ternary catalyzing unit Download PDFInfo
- Publication number
- CN206205961U CN206205961U CN201621288042.0U CN201621288042U CN206205961U CN 206205961 U CN206205961 U CN 206205961U CN 201621288042 U CN201621288042 U CN 201621288042U CN 206205961 U CN206205961 U CN 206205961U
- Authority
- CN
- China
- Prior art keywords
- shell
- catalytic support
- catalyst
- back segment
- support
- 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
Links
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
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a kind of automobile exhaust gas purifying installation,Specifically a kind of ternary catalyzing unit,Including double tubular shell and the heat-insulated cap layer being filled between double casing,The shell inlet end is connected by ring flange with engine exhaust port,It is arranged on scribbling the honeycomb catalyst support of catalyst in the shell,The catalytic support sets two sections along the axial direction of shell,Inlet end of the leading portion catalytic support near shell,With the above mentioned technical proposal,A kind of ternary catalyzing unit described in the utility model is by setting rotatable catalytic support,When partial catalyst reaction is serious,Rotated to less region of divulging information by rotating,So that catalyst inner core is uniformly consumed,Simultaneously,To ensure that leading portion catalyst is together uniformly consumed with back segment catalyst,By rotating,Tail gas can be made to enter at back segment catalyst,Improve the overall utilization rate of catalyst converter,Ensure being normally carried out for catalyst operation.
Description
Technical field
The utility model is related to a kind of automobile exhaust gas purifying installation, specifically a kind of ternary catalyzing unit.
Background technology
Ternary catalyzing unit, is mounted in most important outer purifier in automobile exhaust system, and it can be by vehicle exhaust
The pernicious gases such as CO, HC and NOx of discharge are changed into harmless carbon dioxide, water and nitrogen by oxidation and reduction.When
When the vehicle exhaust of high temperature passes through purifier, the cleanser in ternary catalyzing unit will strengthen tri- kinds of work of gas of CO, HC and NOx
Property, promoting it to carry out certain oxidationreduction and chemically react, wherein CO is oxidized into colourless, nontoxic titanium dioxide at high temperature
Carbon gas；HC compounds are oxidized to water (H20) and carbon dioxide at high temperature；NOx is reduced into nitrogen and oxygen.Three kinds of harmful gas
Body becomes innocuous gas, vehicle exhaust is purified.
Current ternary catalyzing unit, is generally filled inside it using cellular catalyst bracket, is plated on catalyst bracket
It is formed with noble metal catalyst；The complex compound generated due to tail gas impurity contained in itself, and in chemical reaction process is easier to
Accumulated on cellular catalyst bracket, therefore the time one is grown, and more blocking, sintering will be formed inside ternary catalyzing unit
Region, and block the order of severity and gradually successively decrease to gas outlet from catalyst converter air inlet；This has resulted in catalyst converter Partial Blocking
Seriously, back segment situation of good performance, underuses catalyst converter each several part and has just scrapped, and causes larger waste.
Utility model content
Not enough in order to make up the above, the utility model makes catalyst converter uniformly consume there is provided one kind, it is to avoid blocks and wastes
Ternary catalyzing unit, with solving the problems, such as above-mentioned background technology.
The technical solution of the utility model is：
A kind of ternary catalyzing unit, including double tubular shell and the heat-insulated cap layer that is filled between double casing, it is described outer
Shell inlet end is connected by ring flange with engine exhaust port, is arranged on scribbling the cellular of catalyst in the shell and is urged
Change support, the catalytic support along shell axial direction set two sections, leading portion catalytic support near shell inlet end, back segment
Catalytic support is arranged on shell near the outlet side of shell, the leading portion catalytic support with back segment catalytic support is relatively turnable
Interior, the back segment catalytic support is connected with rotating drive mechanism.
Used as preferred technical scheme, the rotating drive mechanism includes rotatably being sleeved on the shaft coupling of shell outlet side
Device, the shaft coupling connects rotary shaft by the support extended towards housing axis, and the rotary shaft is same with back segment catalytic support
Axis is set, and rotary shaft is connected in back segment catalytic support, is installed between the back segment catalytic support and leading portion catalytic support
Linkage.
As preferred technical scheme, the linkage include being fixedly attached to outer sleeve in back segment catalytic support with
And the inner sleeve in outer sleeve is sleeved on, the inner sleeve is fixedly attached in leading portion catalytic support, the inner ring of the outer sleeve
The outer ring surface of face and inner sleeve sets the external tooth and internal tooth being meshed.
Used as preferred technical scheme, the leading portion catalytic support middle part is installed and lead to described in the ventilation duct set along its axis
Airduct rear end is communicated at back segment catalytic support, the front end connected double-layer rotating disk of ventilation duct, the outer layer rotating disk and internal layer rotating disk
Upper spread configuration multiple is provided with the air vent for matching, and the front end of the ventilation duct is fixedly connected on internal layer rotating disk.
By adopting the above-described technical solution, a kind of ternary catalyzing unit described in the utility model is rotatable by setting
Catalytic support, when partial catalyst reaction is serious, is rotated to less region of divulging information, so that catalyst by rotating
Inner core is uniformly consumed, meanwhile, to ensure that leading portion catalyst is together uniformly consumed with back segment catalyst, by rotating, tail gas can be made
Enter at back segment catalyst, improve the overall utilization rate of catalyst converter, it is ensured that catalyst operation is normally carried out.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the structure sectional view of the utility model embodiment.
Specific embodiment
Embodiment one：As shown in figure 1, a kind of ternary catalyzing unit described in the utility model, including the He of double tubular shell 1
The heat-insulated cap layer 2 between double casing 1 is filled in, the heat-insulated cap layer 2 can prevent the catalyst overheating in shell 1 from aoxidizing, together
When avoid the temperature of shell 1 higher, the inlet end of the shell 1 is connected by ring flange with engine exhaust port, in the shell 1
It is arranged on scribbling the honeycomb catalyst support of catalyst, the waste gas that engine is produced is entered in the inner chamber of shell 1, with catalytic support
On catalyst reacted, discharged by the outlet side of shell 1 after reaction, the outlet side of the shell 1 equally sets installation
With ring flange, it is easy to catalyst converter to install.
The catalytic support sets two sections along the axial direction of shell 1, and two-stage catalytic support is movable in the axial direction to each other, leading portion catalysis
, near the inlet end of shell 1, back segment catalytic support 4 is near the outlet side of shell 1, the leading portion catalytic support 3 and back segment for support 3
Catalytic support 4 is cylindric, matches with shell 1, scribbles catalyst at its cellular inner core, tail gas enter its it is cellular in
Reacted at core, the leading portion catalytic support 3 with back segment catalytic support 4 is relatively turnable is arranged in shell 1, it is described after
Section catalytic support 4 is connected with rotating drive mechanism, when back segment catalytic support 4 is rotated, drives leading portion catalytic support 3 together to rotate,
So that rotating to opposite side compared with many places with tail gas reaction, it is ensured that the catalyst homogeneous reaction in catalytic support.
The rotating drive mechanism includes rotatably being sleeved on the shaft coupling 5 of the outlet side of shell 1, and the shaft coupling 5 is used for
The outlet side of connected with outer casing 1 and blast pipe, shaft coupling 5 are rotatably connected between, and the shaft coupling 5 is by towards the axle of shell 1
The support connection rotary shaft 6 that line extends, the rotary shaft 6 is coaxially set with back segment catalytic support 4, and rotary shaft 6 is connected to
In back segment catalytic support 4, back segment catalytic support 4 is driven to rotate by from external rotating shaft coupling 5, making rotary shaft 6, the back segment
Linkage is installed between catalytic support 4 and leading portion catalytic support 3, so that back segment catalytic support 4 is anti-with leading portion catalytic support 3
Should afterwards produce the position of blocking to rotate to exhaust flow smaller part, make catalyst reaction uniform.
The linkage includes the outer sleeve 7 being fixedly attached in back segment catalytic support 4 and is sleeved in outer sleeve 8
Inner sleeve 8, the inner sleeve 8 is fixedly attached in leading portion catalytic support 3, the inner ring surface of the outer sleeve 7 and inner sleeve 8
Outer ring surface sets the external tooth and internal tooth being meshed, and rotates back segment catalytic support 4, and back segment catalytic support 4 is driven interior by outer sleeve 7
Sleeve pipe 8 is together rotated, so that leading portion catalytic support 3 is together rotated.
The ventilation duct 9 set along its axis is installed at the middle part of the leading portion catalytic support 3, and the two ends army of the ventilation duct 9 is
Open shape, the rear end of the ventilation duct 9 is communicated at back segment catalytic support 4, the front end connected double-layer rotating disk of ventilation duct 9, described outer
Layer rotating disk 10 is provided with the air vent for matching with spread configuration multiple on internal layer rotating disk 11, and the outer layer rotating disk 10 is fixed on shell
In 1, the internal layer rotating disk 11 is rotatably set, and the front end of the ventilation duct 9 is fixedly connected on internal layer rotating disk 11, and present segment is urged
When changing the rotation of support 3, ventilation duct 9 is together rotated with internal layer rotating disk 11, and what is be connected with outer layer rotating disk 10 on internal layer rotating disk 11 is logical
Hole changes position, so that tail gas cannot be discharged into back segment by outer layer rotating disk 10 and internal layer rotating disk 11, tail gas by ventilation duct 9
At catalytic support 4, reacted with the catalyst in back segment catalytic support 4, make catalyst reaction more uniform.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (4)
1. a kind of ternary catalyzing unit, including double tubular shell (1) and the heat-insulated cap layer (2) being filled between double casing (1),
Shell (1) inlet end is connected by ring flange with engine exhaust port, is arranged on scribbling catalysis in the shell (1)
The honeycomb catalyst support of agent, it is characterised in that：The catalytic support sets two sections along the axial direction of shell (1), and leading portion is urged
Change inlet end of the support (3) near shell (1), back segment catalytic support (4) is near the outlet side of shell (1), the leading portion catalysis
Support (3) and back segment catalytic support (4) are relatively turnable to be arranged in shell (1), the back segment catalytic support (4) with rotate
Drive mechanism is connected.
2. a kind of ternary catalyzing unit as claimed in claim 1, it is characterised in that：The rotating drive mechanism includes rotatable set
Mounted in the shaft coupling (5) of shell (1) outlet side, the shaft coupling (5) is connected by the support extended towards shell (1) axis and turned
Moving axis (6), the rotary shaft (6) is coaxially set with back segment catalytic support (4), and rotary shaft (6) is connected to back segment catalysis branch
On frame (4), linkage is installed between the back segment catalytic support (4) and leading portion catalytic support (3).
3. a kind of ternary catalyzing unit as claimed in claim 2, it is characterised in that：After the linkage includes being fixedly attached to
Outer sleeve (7) in section catalytic support (4) and the inner sleeve (8) being sleeved in outer sleeve (7), the inner sleeve (8) are fixed
It is connected in leading portion catalytic support (3), the inner ring surface of the outer sleeve (7) and the outer ring surface of inner sleeve (8) set what is be meshed
External tooth and internal tooth.
4. a kind of ternary catalyzing unit as claimed in claim 3, it is characterised in that：Install at leading portion catalytic support (3) middle part
Along the ventilation duct (9) that its axis is set, ventilation duct (9) rear end is communicated to back segment catalytic support (4) place, ventilation duct (9)
Front end connected double-layer rotating disk, the outer layer rotating disk (10) is provided with the ventilation for matching with spread configuration multiple on internal layer rotating disk (11)
Hole, the front end of the ventilation duct (9) is fixedly connected on internal layer rotating disk (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621288042.0U CN206205961U (en) | 2016-11-25 | 2016-11-25 | A kind of ternary catalyzing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621288042.0U CN206205961U (en) | 2016-11-25 | 2016-11-25 | A kind of ternary catalyzing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206205961U true CN206205961U (en) | 2017-05-31 |
Family
ID=58748287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621288042.0U Expired - Fee Related CN206205961U (en) | 2016-11-25 | 2016-11-25 | A kind of ternary catalyzing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206205961U (en) |
-
2016
- 2016-11-25 CN CN201621288042.0U patent/CN206205961U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206778190U (en) | A kind of double runner catalytic oxidation treatment system | |
| CN107420166B (en) | A kind of ternary catalyzing unit for vehicle maintenance service | |
| CN110185524A (en) | A kind of ternary catalyzing unit exhaust emissions processing unit | |
| CN206386172U (en) | A kind of ternary catalytic converter assembly | |
| CN206205961U (en) | A kind of ternary catalyzing unit | |
| CN108612579B (en) | Noise reduction type tail gas purification device | |
| CN211159286U (en) | SCR catalyst regenerating unit | |
| CN206522182U (en) | Explosion-proof type diesel motor exhaust processing equipment | |
| CN206221033U (en) | A kind of automobile exhaust gas purifying installation | |
| CN107269346A (en) | Engine exhaust muffler | |
| CN107701265A (en) | One kind is based on the spiral multisection type automobile tail gas filtering device of membrane technology | |
| JP2011007057A (en) | Exhaust emission control device | |
| CN203962118U (en) | A kind of Automotive Three-way Catalytic Converter | |
| CN202360185U (en) | Automobile silencer | |
| CN207686799U (en) | A kind of novel commercial car device for purifying and treating tail gas | |
| CN207761774U (en) | A kind of agricultural diesel oil engine exhaust conduit with filtration, purification ability | |
| CN111828144A (en) | Improved three-way catalytic converter for automobile exhaust treatment | |
| CN216518213U (en) | Cold start automobile exhaust purifier | |
| CN110748399A (en) | Prevent three way catalyst converter of jam car | |
| CN218439508U (en) | Novel efficient and clean three-way catalyst | |
| CN213063711U (en) | Automobile purification silencer | |
| CN206477902U (en) | Left and right reassembling type ternary catalystic device structure | |
| CN219317034U (en) | Ternary catalyst and car | |
| CN210882569U (en) | Desulfurization chimney structure for boats and ships | |
| CN209925059U (en) | Forklift tail gas purification device |
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: 20170531 Termination date: 20191125 |