CN107575288A - A kind of catalyst converter - Google Patents
A kind of catalyst converter Download PDFInfo
- Publication number
- CN107575288A CN107575288A CN201710924818.6A CN201710924818A CN107575288A CN 107575288 A CN107575288 A CN 107575288A CN 201710924818 A CN201710924818 A CN 201710924818A CN 107575288 A CN107575288 A CN 107575288A
- Authority
- CN
- China
- Prior art keywords
- deflector
- cylinder
- catalyst carrier
- air inlet
- diameter
- 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.)
- Pending
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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
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- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a kind of catalyst converter, including air inlet pipe, housing, blast pipe, the housing includes air inlet tube chamber, cylinder, exhaust tube chamber, catalyst carrier is provided with the cylinder, the diameter of the catalyst carrier is less than the diameter of cylinder, the catalyst carrier is set for the hollow circular cylinder of sealing, deflector is provided between the air inlet tube chamber and catalyst carrier, the deflector is set for trapezoidal cylinder, the interior hollow connection of the deflector and catalyst carrier, discharge orifice is provided with the deflector.The setting of deflector and by-pass prot in the present invention, catalyst converter can be made, and when carrier blocks, most of air-flow drains into air by by-pass prot, so as to reduce the infringement that back pressure increase comes to automobile belt, the service life of catalyst converter is extended, and improves the transformation efficiency of catalyst converter.
Description
Technical field
The present invention relates to automobile exhaust purification equipment technical field, more particularly to a kind of catalyst converter.
Background technology
With the fast development of social economy and city process, people's living standard improves constantly, to go out it is accommodating,
It is quick to require also more and more higher with comfortable.Automobile is going into family, vehicle exhaust as a kind of vehicles of modernization
Pollution problem also turn into current social urgent problem.
At present, automaker is that the national standard for reaching the discharge of vapour tail-gas would generally install additional in vehicle exhaust exit
Automobile exhaust purifier.The operation principle of automobile exhaust purifier is to allow tail gas by being supported with the cellular of noble metal catalyst
Reacted during carrier using pyro-oxidation-reduction and drop nitrogen oxides not sufficiently combusted in tail gas, carbon monoxide and hydrocarbon
Solution is into nontoxic nitrogen, carbon dioxide and water.However, current automobile exhaust purifier still can not be completely by dusty gas
Change into innocuous gas, it is therefore necessary to further improve the transformation efficiency of vehicle exhaust, mitigate the pollution to air.
However, the pressure loss of conventional catalyst device is larger, carrier center flow velocity is uneven, and tradition is urged after long-term use
Change device carrier can be blocked by some contaminant particles, easily cause exhaust it is not smooth, back pressure rise, Tail Pipe Temperature drastically on
Rise.
The content of the invention
To overcome above-mentioned deficiency, the invention provides a kind of transformation efficiency height, back pressure increase can be reduced to automobile infringement
Catalyst converter.
The technical solution adopted by the present invention is：A kind of catalyst converter, including air inlet pipe, housing, blast pipe, the housing include
Air inlet tube chamber, cylinder, tube chamber is vented, is provided with catalyst carrier in the cylinder, the diameter of the catalyst carrier is less than cylinder
The diameter of body, the catalyst carrier is set for the hollow circular cylinder of sealing, between the air inlet tube chamber and catalyst carrier
Deflector is provided with, the deflector is set for trapezoidal cylinder, and the interior hollow connection of the deflector and catalyst carrier is described
Discharge orifice is provided with deflector.
As the further setting of above-metioned scheme, the lower center of circle diameter of the deflector is identical with the diameter of cylinder, described
The upper center of circle diameter of deflector is less than the diameter of the inner hollow cylinder of catalyst carrier.
As the further setting of above-metioned scheme, the interior hollow position of the catalyst carrier is provided with mozzle, described to lead
The diameter of flow tube is identical with the upper center of circle diameter of deflector, and the mozzle is connected with deflector.
As the further setting of above-metioned scheme, the deflector is integrally formed with mozzle.
As the further setting of above-metioned scheme, dividing plate is additionally provided between the deflector and catalyst carrier, it is described
Discharge orifice is provided with the dividing plate of catalyst carrier and cylinder.
As the further setting of above-metioned scheme, support frame, the branch are provided between the catalyst carrier and cylinder
Support is set for annular ring, and the belt loop diameter of support frame as described above is identical with the diameter of catalyst carrier, and support frame as described above goes in ring
At least three pairs of support feets are provided with circle, each pair support feet is set in splayed.
As the further setting of above-metioned scheme, the air inlet pipe, air inlet tube chamber, cylindrical enclosure, exhaust tube chamber, blast pipe it
Between pass sequentially through flange connection, the air inlet pipe, air inlet tube chamber, cylindrical enclosure, exhaust tube chamber, be respectively arranged between blast pipe it is close
Seal.
As the further setting of above-metioned scheme, bayonet socket is provided with the lower center of circle of the deflector, the deflector leads to
Cross bayonet socket and be connected in fixation between air inlet tube chamber, cylindrical enclosure.
The setting of deflector and by-pass prot in the present invention, can making catalyst converter, most of air-flow leads to when carrier blocks
Cross by-pass prot and drain into air, so as to reduce the infringement that back pressure increase comes to automobile belt, extend the service life of catalyst converter, and
Improve the transformation efficiency of catalyst converter.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the structural representation of support frame in the present invention.
In figure：1st, air inlet pipe；2nd, housing；21st, air inlet tube chamber；22nd, cylinder；23rd, it is vented tube chamber；3rd, blast pipe；4th, flange；
5th, catalyst carrier；6th, deflector；61st, bayonet socket；7th, mozzle；8th, discharge orifice；9th, dividing plate；10th, support frame.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is described further to the present invention.
As shown in figure 1, a kind of catalyst converter, including air inlet pipe 1, housing 2, blast pipe 3, the housing 2 include air inlet tube chamber
21st, cylinder 22, exhaust tube chamber 23, are provided with catalyst carrier 5 in the cylinder 22, the diameter of the catalyst carrier 5 is less than
The diameter of cylinder 22, the catalyst carrier 5 are set for the hollow circular cylinder of sealing, and the air inlet tube chamber 21 carries with catalyst
Deflector 6 is provided between body 5, the deflector 6 is set for trapezoidal cylinder, the deflector 6 and the interior sky of catalyst carrier 5
The heart is connected, and discharge orifice 8 is provided with the deflector 6；
The lower center of circle diameter of the deflector 6 is identical with the diameter of cylinder 22, and the upper center of circle diameter of the deflector 6 is less than
The diameter of the inner hollow cylinder of catalyst carrier 5, the interior hollow position of the catalyst carrier 5 are provided with mozzle 7, the water conservancy diversion
The diameter of pipe 7 is identical with the upper center of circle diameter of deflector 6, and the mozzle 7 is connected with deflector 6, the deflector 6 and water conservancy diversion
Pipe 7 is integrally formed；
Be additionally provided with dividing plate 9 between the deflector 6 and catalyst carrier 5, the catalyst carrier 5 and cylinder 22 every
Discharge orifice 8 is provided with plate 9；Support frame 10 is provided between the catalyst carrier 5 and cylinder 22, support frame as described above 10 is annular
Circle is set, and the belt loop diameter of support frame as described above 10 is identical with the diameter of catalyst carrier 5, is set on the loop section of support frame as described above 10
At least three pairs of support feets are equipped with, each pair support feet is set in splayed；
Flange 4 is passed sequentially through between the air inlet pipe 1, air inlet tube chamber 21, cylindrical enclosure 22, exhaust tube chamber 23, blast pipe 3 to connect
Connect, be respectively arranged with sealing ring between the air inlet pipe 1, air inlet tube chamber 21, cylindrical enclosure 22, exhaust tube chamber 23, blast pipe 3, institute
State and bayonet socket 61 is provided with the lower center of circle of deflector 6, the deflector 6 is connected in air inlet tube chamber 21, cylindrical enclosure by bayonet socket 61
It is fixed between 22.
The operation principle of the present invention is as follows：
When catalyst converter normal work, vehicle exhaust enters housing 2 from air inlet pipe 1, after the expansion of air inlet tube chamber 21, greatly
Partial tail gas is after deflector 6 and the entrance of mozzle 7 catalyst carrier 5 connected with deflector 6 are catalyzed, through being vented tube chamber
23rd, blast pipe 3 is discharged, and small portion of gas flows out from the discharge orifice 8 of deflector 6, through the discharge orifice 8 on dividing plate 9, through be vented tube chamber 23,
Blast pipe 3 is discharged；
When catalyst carrier 5 blocks, vehicle exhaust enters housing 2 from air inlet pipe 1, is expanded through air inlet tube chamber 21
Afterwards, most of air-flow is discharged into cylinder 22 through the discharge orifice 8 on deflector 6, and from the discharge orifice 8 on dividing plate 9, through being vented tube chamber 23, row
Tracheae 3 is discharged, when can reduce blocking, the back pressure increase infringement next to automobile belt；
The setting of the word support feet of support frame 10 and its eight, stable fixation can be formed in cylinder 22 to catalyst carrier 5,
Prevent play of its in vehicle traveling process in cylinder 22.
Above in conjunction with accompanying drawing to the present invention embodiment be explained in detail, but the present invention be not limited to it is above-mentioned
Embodiment, can also be before present inventive concept not be departed from those of ordinary skill in the art's possessed knowledge
Put that various changes can be made.
Claims (8)
1. a kind of catalyst converter, including air inlet pipe, housing, blast pipe, it is characterised in that：The housing include air inlet tube chamber, cylinder,
Tube chamber is vented, catalyst carrier is provided with the cylinder, the diameter of the catalyst carrier is less than the diameter of cylinder, described to urge
Agent carrier is set for the hollow circular cylinder of sealing, is provided with deflector between the air inlet tube chamber and catalyst carrier, institute
State deflector to set for trapezoidal cylinder, the interior hollow connection of the deflector and catalyst carrier, be provided with the deflector
Discharge orifice.
A kind of 2. catalyst converter according to claim 1, it is characterised in that：The lower center of circle diameter and cylinder of the deflector
Diameter is identical, and the upper center of circle diameter of the deflector is less than the diameter of the inner hollow cylinder of catalyst carrier.
A kind of 3. catalyst converter according to claim 1 or 2, it is characterised in that：The interior hollow position of the catalyst carrier is set
Mozzle is equipped with, the diameter of the mozzle is identical with the upper center of circle diameter of deflector, and the mozzle is connected with deflector.
A kind of 4. catalyst converter according to claim 3, it is characterised in that：The deflector is integrally formed with mozzle.
A kind of 5. catalyst converter according to claim 1, it is characterised in that：Also set between the deflector and catalyst carrier
It is equipped with dividing plate, discharge orifice is provided with the dividing plate of the catalyst carrier and cylinder.
A kind of 6. catalyst converter according to claim 1, it is characterised in that：It is provided between the catalyst carrier and cylinder
Support frame, support frame as described above are set for annular ring, and the belt loop diameter of support frame as described above is identical with the diameter of catalyst carrier, institute
State and at least three pairs of support feets are provided with support frame loop section, each pair support feet is set in splayed.
A kind of 7. catalyst converter according to claim 1, it is characterised in that：The air inlet pipe, air inlet tube chamber, cylindrical enclosure, row
Flange connection, the air inlet pipe, air inlet tube chamber, cylindrical enclosure, exhaust tube chamber, blast pipe are passed sequentially through between tracheae chamber, blast pipe
Between be respectively arranged with sealing ring.
A kind of 8. catalyst converter according to claim 1 or 7, it is characterised in that：It is provided with the lower center of circle of the deflector
Bayonet socket, the deflector are connected between air inlet tube chamber, cylindrical enclosure fixed by bayonet socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924818.6A CN107575288A (en) | 2017-10-02 | 2017-10-02 | A kind of catalyst converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924818.6A CN107575288A (en) | 2017-10-02 | 2017-10-02 | A kind of catalyst converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107575288A true CN107575288A (en) | 2018-01-12 |
Family
ID=61039924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710924818.6A Pending CN107575288A (en) | 2017-10-02 | 2017-10-02 | A kind of catalyst converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107575288A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905644A (en) * | 2019-12-31 | 2020-03-24 | 潍柴动力股份有限公司 | Exhaust mixing device and engine |
| CN114412622A (en) * | 2022-03-29 | 2022-04-29 | 天津内燃机研究所（天津摩托车技术中心） | Vehicle tail gas purification device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2089076U (en) * | 1991-04-23 | 1991-11-20 | 中国航空航天民品总公司航空事业部 | Exhaust gas purifying device for gasoline engine vehicle |
| CN2092607U (en) * | 1991-05-13 | 1992-01-08 | 陈惠春 | Purifying and sound-absorbing devices for automobile |
| CN2318404Y (en) * | 1997-10-13 | 1999-05-12 | 程贞良 | Processing unit for tail-gas of motor-driven vehicle |
| CN104420939A (en) * | 2013-08-27 | 2015-03-18 | 常州华尔澜工具有限公司 | Silencer of improved diesel engine |
| CN104420940A (en) * | 2013-08-27 | 2015-03-18 | 常州华尔澜工具有限公司 | Diesel engine muffler |
| CN206530385U (en) * | 2016-12-21 | 2017-09-29 | 李光武 | A kind of catalytic convention design and automobile exhaust system |
-
2017
- 2017-10-02 CN CN201710924818.6A patent/CN107575288A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2089076U (en) * | 1991-04-23 | 1991-11-20 | 中国航空航天民品总公司航空事业部 | Exhaust gas purifying device for gasoline engine vehicle |
| CN2092607U (en) * | 1991-05-13 | 1992-01-08 | 陈惠春 | Purifying and sound-absorbing devices for automobile |
| CN2318404Y (en) * | 1997-10-13 | 1999-05-12 | 程贞良 | Processing unit for tail-gas of motor-driven vehicle |
| CN104420939A (en) * | 2013-08-27 | 2015-03-18 | 常州华尔澜工具有限公司 | Silencer of improved diesel engine |
| CN104420940A (en) * | 2013-08-27 | 2015-03-18 | 常州华尔澜工具有限公司 | Diesel engine muffler |
| CN206530385U (en) * | 2016-12-21 | 2017-09-29 | 李光武 | A kind of catalytic convention design and automobile exhaust system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905644A (en) * | 2019-12-31 | 2020-03-24 | 潍柴动力股份有限公司 | Exhaust mixing device and engine |
| CN114412622A (en) * | 2022-03-29 | 2022-04-29 | 天津内燃机研究所（天津摩托车技术中心） | Vehicle tail gas purification device |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180112 |