CN203114396U - Motor vehicle tail gas processor - Google Patents
Motor vehicle tail gas processor Download PDFInfo
- Publication number
- CN203114396U CN203114396U CN2013200536217U CN201320053621U CN203114396U CN 203114396 U CN203114396 U CN 203114396U CN 2013200536217 U CN2013200536217 U CN 2013200536217U CN 201320053621 U CN201320053621 U CN 201320053621U CN 203114396 U CN203114396 U CN 203114396U
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- urea
- motor
- vehicle tail
- gas processor
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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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- 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 motor vehicle tail gas processor. According to the motor vehicle tail gas processor, solid urea is added into the inside of a main body unit, when a controller detects that nitrogen oxides are contained in tail gas of a car, the controller controls the main body unit to work, namely a heating device carries out heating on the solid urea inside the main body unit to generate ammonia gas, the ammonia gas is output through an ammonia gas outlet, the ammonia gas enters a selective catalytic reduction (SCR) box body which is communicated with the ammonia gas outlet, the ammonia gas and the nitrogen oxides in the tail gas of the car undergo a redox reaction in a metal carrier in the SCR box body to form pollution-free nitrogen and pollution-free steam, and the tail gas is discharged through a gas outlet pipe at the other end of the SCR box body after being cleaned. According to the motor vehicle tail gas processor, due to the fact that the solid urea is adopted, the solid urea cannot be frozen at low temperature, and is convenient to store and carry, compared with liquid urea in the prior art, the storage amount of the solid urea in a urea pot is larger, and usage time is longer, and on the other hand due to the fact that the solid urea directly changes from a solid state to a gas state in a working process, a connecting pipe cannot be blocked.
Description
Technical field
The utility model relates to the vent gas treatment technical field, particularly a kind of motor-vehicle tail-gas processor.
Background technique
Along with expanding economy, China's automobile pollution grows at top speed year after year, and vehicular pollutant discharge capacity total amount is big, has a strong impact on atmosphere quality.Because the environmental protection department of various countries proposes further to reduce the nitrogen oxides pollution thing (the domestic Europe IV standard that is commonly called as) of diesel emission, engine production merchant brings into use SCR technology (selective catalytic reduction technology) to reach the requirement of environmental administration.Diesel engine vent gas treatment fluid (the domestic automobile urea that is commonly called as) is the article of consumption that must use in the SCR technology.The SCR system comprises urea tank (being mounted with automobile urea) and catalytic reactor, and particularly, catalytic reactor comprises, SCR casing and the metallic carrier that is arranged on the SCR box house.Its working principle is: when in finding outlet pipe nitrogen oxide being arranged, urea tank sprays automobile urea automatically, and redox reaction takes place in catalytic reactor for automobile urea and nitrogen oxide, generates free of contamination nitrogen and water vapor and discharges.
All adopt liquid automobile urea on the China market at present, adaptive is the liquid area jar with it.Yet liquid automobile urea itself is easy to store and carry, and easily freezes under the low temperature; In the using process, the urea that remains in the connecting tube remains in when temperature is hanged down and can condense, and silts connecting tube up.
On the other hand, present metallic carrier, roll finish after with the fixing welding fabrication of carrier shell.The assembling of this traditional form can not be guaranteed carrier soundness radially, stability between layer and the layer can not guarantee, the vibrations of jolting in process vehicle running process, and carrier can be because vibrations be out of shape, ventilating performance and the catalytic efficiency of carrier are reduced, and stability also decreases.
Therefore, how to solve motor-vehicle tail-gas processor of the prior art, owing to use liquid automobile urea, and the problem that the memory space that causes is little and cryogenic temperature condensation silts connecting tube up is the technical problem that those skilled in the art need solution badly.
The model utility content
In view of this, the technical problems to be solved in the utility model is for providing a kind of motor-vehicle tail-gas processor, can solve motor-vehicle tail-gas processor of the prior art, owing to use liquid automobile urea, and the problem that the memory space that causes is little and cryogenic temperature condensation silts connecting tube up.
For solving the problems of the technologies described above, the utility model provides a kind of motor-vehicle tail-gas processor, comprises urea tank, the SCR casing that links to each other with described urea tank and the metallic carrier that is arranged on described SCR box house;
Described urea tank comprises main unit, and described main unit is provided with urea filler and ammonia delivery outlet;
The heating equipment that is used for heating urea that links to each other with described main unit;
For detection of the controller of tail gas nitrogen oxide content to judge whether described main unit works;
Be arranged on the described main unit for the support that is connected with automobile;
Described SCR casing is round box, and described round box one end is connected with motor vehicle exhaust, and the other end is provided with steam outlet pipe.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, also comprise the start unit and the temperature transducer that link to each other with described main unit;
Described start unit inside is provided be used to the small-sized storage tank that holds urea;
Described controller comprises control module, the small-sized storage tank work earlier that described control module is controlled in the described start unit provides ammonia, when described temperature transducer detected urea in the main unit and reaches operating temperature, the work of control module control main unit provided ammonia.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, described heating equipment comprises the heating pipe that is arranged on described main unit inside and the circulation loop that links to each other with heating pipe, in the described circulation loop heating agent is arranged.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, be provided with the carrier baffle assembly in the described SCR casing, described metallic carrier is arranged on the described carrier baffle assembly.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, described metallic carrier comprises metallic foam support and wire mesh carrier.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, described SCR casing is provided with two groups of described metallic carriers that link to each other continuously.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, also comprise the air inlet hush pipe that is arranged on described SCR box house, described air inlet hush pipe is connected with described motor vehicle exhaust.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, described metallic carrier adopts fastening piece to carry out fastening, described fastening piece comprises engagement portion and the lock part of the formula structure that is fixed with one, described engagement portion has the double-spiral structure that cooperates for the online mesh of described metal fiber wire, and the size of described lock part is greater than described mesh.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, the end of the end of described lock part along the central axis direction of described engagement portion to described engagement portion extends to form strengthens axle.
Preferably, in the above-mentioned motor-vehicle tail-gas processor, it is characterized in that the arranged outside of described urea tank has the Totally-enclosed protective cover.
With respect to prior art, technique effect of the present utility model is:
The motor-vehicle tail-gas processor that the utility model provides, the SCR casing that comprise urea tank, links to each other with urea tank and the metallic carrier that is arranged on described SCR box house.Urea tank links to each other with automobile by support, during work, solid urea is added main unit inside from the urea filler, when controller detects vehicle exhaust and contains nitrogen oxide, controller control main unit is started working, it is the solid urea generation ammonia in the heating equipment heating main unit, and export from the ammonia delivery outlet, ammonia enters and is attached thereto logical SCR casing, vehicle exhaust enters the SCR casing that communicates with it from motor vehicle exhaust, thereby in the metallic carrier of the nitrogen oxide in ammonia and the vehicle exhaust in the SCR casing redox reaction takes place, generate free of contamination nitrogen and water vapor, thereby cleaning of off-gas, clean tail gas is discharged from the steam outlet pipe of the SCR casing the other end.
In summary, the motor-vehicle tail-gas processor that the utility model provides owing to adopted solid urea, can not freeze at low temperatures, and it is very convenient to deposit and carry, and than liquid area of the prior art, the memory space in urea tank is bigger; On the other hand, owing to be directly from the solid-state gaseous state that becomes in the course of the work, therefore, can not silt connecting tube up.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the accompanying drawing that provides.
The structural representation of the motor-vehicle tail-gas processor that Fig. 1 provides for the utility model;
The plan view of the urea tank that Fig. 2 provides for a kind of enforcement in the utility model;
Fig. 3 is A-A sectional view among Fig. 2;
Fig. 4 is the plan view of urea tank among Fig. 2;
Fig. 5 is the side view of urea tank among Fig. 2;
Fig. 6 is the structural representation of SCR casing in the utility model;
Fig. 7 is the sectional view of SCR casing in the utility model;
Fig. 8 is the structural representation of the fastening piece of metallic carrier among first kind of embodiment in the utility model;
Fig. 9 is the structural representation of the fastening piece of metallic carrier among second kind of embodiment in the utility model;
Figure 10 is the structural representation of the fastening piece of metallic carrier among the third embodiment in the utility model;
Figure 11 carries out fastening structural representation for the fastening piece of the metallic carrier that employing the utility model embodiment provides to metallic carrier;
Figure 12 carries out fastening plan view for the fastening piece of the metallic carrier that employing the utility model embodiment provides to metallic carrier;
Figure 13 is the left view of Figure 12;
Figure 14 is the another kind of structural representation that the urea tank that provides is provided in the utility model.
Among the last figure, the corresponding relation between reference character and the component names is:
1 main unit; 2 urea fillers; 3 ammonia delivery outlets; 41 heating pipes; 42 circulation loops; 5 controllers; 6 supports; 7 start units; 8 temperature transducers; 9 solenoid valves; 10 pressure gauges; 11 connection plugs.
The 21SCR casing; 221 metallic foam support; 222 wire mesh carriers; 23 motor vehicle exhausts; 24 steam outlet pipes; 25 carrier baffle assemblies; 26 adpting flanges; 27 air inlet hush pipes; 281 side link press spans; Link press span on 282;
31 engagement portions; 32 lock parts; 33 strengthen axle;
0 Totally-enclosed protective cover.
Embodiment
Core of the present utility model can solve motor-vehicle tail-gas processor of the prior art for a kind of motor-vehicle tail-gas processor is provided, owing to use liquid automobile urea, and the problem that the memory space that causes is little and cryogenic temperature condensation silts connecting tube up.
In order to make those skilled in the art understand the technical solution of the utility model better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.Obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1, the structural representation of the motor-vehicle tail-gas processor that Fig. 1 provides for the utility model.
As shown in Figure 1, the motor-vehicle tail-gas processor that the utility model embodiment provides, the SCR casing 21 that comprise urea tank, links to each other with urea tank and be arranged on the metallic carrier of described SCR casing 21 inside.Urea tank links to each other with automobile by support, during work, solid urea is added main unit inside from the urea filler, when controller detects vehicle exhaust and contains nitrogen oxide, controller control main unit is started working, it is the solid urea generation ammonia in the heating equipment heating main unit, and export from the ammonia delivery outlet, ammonia enters and is attached thereto logical SCR casing 21, vehicle exhaust enters the SCR casing 21 that communicates with it from motor vehicle exhaust 23, thereby in the metallic carrier of the nitrogen oxide in ammonia and the vehicle exhaust in SCR casing 21 redox reaction takes place, generate free of contamination nitrogen and water vapor, thereby cleaning of off-gas, clean tail gas are discharged from the steam outlet pipe 24 of SCR casing 21 the other ends.
In summary, the motor-vehicle tail-gas processor that the utility model provides is owing to adopted solid urea, can not freeze at low temperatures, it is very convenient to deposit and carry, than liquid area of the prior art, memory space in urea tank is bigger, and service time is longer; On the other hand, owing to be directly from the solid-state gaseous state that becomes in the course of the work, therefore, can not silt connecting tube up.
Simultaneously, because above-mentioned SCR casing 21 is round box, therefore, horizontal space takies less, can extend longitudinally, and is applicable to some longitudinal spaces greatly and the less Motor Vehicle of horizontal space.
Please refer to Fig. 2-Fig. 5, the plan view of the urea tank that Fig. 2 provides for a kind of enforcement in the utility model; Fig. 3 is A-A sectional view among Fig. 1; Fig. 4 is the plan view of urea tank among Fig. 2; Fig. 5 is the side view of urea tank among Fig. 2.
In order further to optimize technique scheme, in the motor-vehicle tail-gas processor that the utility model provides, its urea tank also comprises start unit 7 and the temperature transducer 8 that links to each other with aforementioned body unit 1, above-mentioned start unit 7 inside are provided be used to the small-sized storage tank that holds urea, controller 5 is set up control module, when controller 5 detects vehicle exhaust and contains nitrogen oxide, the small-sized storage tank work earlier that control module is at first controlled in the start unit 7 provides ammonia, heating equipment heats the urea in the main unit 1 simultaneously, when the urea in temperature transducer 8 detects main unit 1 reached operating temperature, control module was controlled main unit 1 work again ammonia is provided.
Because, urea in the small-sized storage tank is less, therefore, needs the temperature of heating lower, can make a small amount of urea wherein become ammonia by the electricity sparking, thereby supply ammonia, simultaneously, heating equipment heats the urea in the main unit 1, in case reach operating temperature, then 1 work of control module control switching main unit supplies ammonia, makes the utility model just can begin to have improved being quick on the draw property of the present utility model for ammonia in the very short time.
Particularly, above-mentioned heating equipment comprises the heating pipe 41 that is arranged on main unit 1 inside and the circulation loop 42 that links to each other with heating pipe 41, in this circulation loop 42 heating agent is arranged.Heating agents in the circulation loop 42 circulate circulation loop 42 in, and the heating pipe 41 that flow to main unit 1 inside is afterwards to wherein urea heat supply.In order to strengthen the heat exchange effect, the utility model adopts helical heating pipe 41, has increased heat exchange area, has strengthened the heat exchange effect.Further, above-mentioned heating agent is motor vehicle antifreeze fluid, motor vehicle antifreeze fluid circulates in circulation loop 42, the heat that absorbs the automobile starting generation makes and self heats up, then flowing into 41 pairs of urea of heating pipe heats, after the motor vehicle antifreeze fluid of low temperature flows out, reuptake the heat intensification that automobile starting produces, so circulation.As can be known, the heat that utilizes automobile self to start heats urea, has saved the energy.
In the utility model, above-mentioned start unit 7 is connected by solenoid valve 9 with main unit 1, solenoid valve 9 is the industry equipments with Electromagnetic Control, it cooperates different circuit can realize the control of expecting, and the precision of control and flexible performance can both guarantee, in the utility model, connect start unit 7 and main unit 1 by solenoid valve 9, cooperate the control module of controller 5, can realize the flexible switching that both work.
In order to guarantee the safety of whole device, in the utility model, on aforementioned body unit 1, also be provided with pressure gauge 10, main unit 1 pressure inside is monitored in real time, improved Safety performance of the present utility model.
And 1 inside, aforementioned body unit has control power supply respectively powering with electric device to the utility model inside.Further, the connection plug 11 of above-mentioned control power supply is adaptive with the storage battery of automobile, can directly plug the storage battery power taking to automobile, has strengthened applicability of the present utility model.
Please refer to Fig. 6 and Fig. 7, Fig. 6 is the structural representation of SCR casing in the utility model; Fig. 7 is the sectional view of SCR casing in the utility model.
The motor-vehicle tail-gas processor that the utility model provides, be provided with carrier baffle assembly 25 in its SCR casing 21, above-mentioned metallic carrier is arranged on this carrier baffle assembly 25, particularly, above-mentioned metallic carrier comprises metallic foam support 221 and wire mesh carrier 222, metallic foam support 221 is arranged on the end near motor vehicle exhaust 23, and wire mesh carrier 222 is arranged on the end near steam outlet pipe 24.
In order further to optimize above-mentioned technique effect, in the utility model, be provided with two groups of metallic carriers that link to each other continuously in the SCR casing 21, namely enter SCR casing 21 along vehicle exhaust after, at first through metallic foam support 221 and the wire mesh carrier 222 of first group of metallic carrier; Then at metallic foam support 221 and wire mesh carrier 222 through second group of metallic carrier.Therefore, can effectively improve the Processing capacity of motor-vehicle tail-gas processor of the present utility model.Particularly, in the present embodiment, two-part before and after SCR casing 21 comprises, first group of metallic carrier is positioned at front half part, and second group of metallic carrier is positioned at latter half part, and two-part are connected to SCR casing 21 integral body by adpting flange 26.
The utility model also comprises the air inlet hush pipe 27 that is arranged on SCR casing 21 inside, cutting this air inlet hush pipe 27 is connected with motor vehicle exhaust 23, be that vehicle exhaust directly enters air inlet hush pipe 27 after by motor vehicle exhaust 23, then from the hole of air inlet hush pipe 27, flow to metallic carrier.The setting of this air inlet noise reduction can effectively reduce system noise.
For this SCR casing 21 is fixedlyed connected with outside miscellaneous part, in the utility model, also be provided with side link press span 281 in the side of SCR casing 21, end face is provided with link press span 282.
Please refer to Fig. 8-Fig. 9, Fig. 8 is the structural representation of the fastening piece of metallic carrier among first kind of embodiment in the utility model; Fig. 9 is the structural representation of the fastening piece of metallic carrier among second kind of embodiment in the utility model.
The motor-vehicle tail-gas processor that the utility model provides, its metallic carrier adopts fastening piece to carry out fastening, fastening piece comprises engagement portion 31 and the lock part 32 of the formula structure that is fixed with one, engagement portion 31 has the double-spiral structure that cooperates for the online mesh of metal fiber wire, this has double-stranded engagement portion 31 can screw in mesh on wire mesh carrier 222 adjacent layers successively, thereby realize the metallic carrier with the fastening as a whole formula of rolling wire mesh carrier 222, the size of lock part 32 is greater than mesh, be used for after above-mentioned engagement portion 31 screws in the wire mesh carrier 222 fully, card ends on more outer field wire gaze, as Fig. 8 and shown in Figure 9, in the present embodiment, lock part 32 is specially the structure that is bent into annular, conveniently it is rotated and lifts operation, thereby control the action of whole fastening piece.
From above-mentioned technological scheme as can be seen, fastening piece in the utility model adopts unique double-spiral structure to fix, avoid the harmful effect that produces because of wire mesh carrier 222 fracture fully, and can fundamentally stop the possibility of wire mesh carrier 222 layerings, make wire mesh carrier 222 homogeneous complete, strengthen simultaneously the catalytic purification efficient of wire mesh carrier 222 greatly, guaranteed the transparent performance of wire mesh carrier 222, improved the purifying ability of wire mesh carrier 222.
Please refer to Figure 10, Figure 10 is the structural representation of the fastening piece of metallic carrier among the third embodiment in the utility model.
In order further to optimize above-mentioned technological scheme, the end of lock part 22 along the engagement portion 21 central axis direction 21 end extends to form and strengthens axle 23 to the engagement portion, its concrete structure is as shown in figure 10.Strengthen axle 23 by setting up, strengthened the intensity of total, be convenient to the screw-in of metal fiber carrier fastening piece 2 and lift, also can play leading role simultaneously.
Please refer to Figure 11-Figure 13, Figure 11 carries out fastening structural representation for the fastening piece of the metallic carrier that employing the utility model embodiment provides to metallic carrier; Figure 12 carries out fastening plan view for the fastening piece of the metallic carrier that employing the utility model embodiment provides to metallic carrier; Figure 13 is the left view of Figure 12.
Rolling in the process of wire mesh carrier 222, fix while roll.From rolling, according to the size of fastening piece, after wire mesh carrier 222 rolled certain diameter, elder generation carried out fastening on the cross section of the both sides of wire mesh carrier 222 near the part at center with fastening piece, form first fastening group; Along with the rolling gradually until finishing of wire mesh carrier 222, progressively layering is fixed then, and guarantees that each layer of 222 of wire mesh carriers is all fixing, makes its one-tenth as a whole; Radially fixing of wire mesh carrier 222, namely roll when finishing, carry out fastening with fastening piece 2 submarginal part on the cross section of the both sides of wire mesh carrier 222 again, form second fastening group, and carry out fastening at the circumferential surface screw-in fastening piece of wire mesh carrier 222, form the 3rd fastening group, make wire mesh carrier 222 laterally and radially all become homogeneous integral body, then at the carrier shell welding fabrication of packing into.
Please refer to Figure 14, the structural representation of the urea tank that Figure 14 provides for another kind of embodiment in the utility model.
In order further to optimize technique scheme, as shown in figure 14, in the utility model; the arranged outside of its urea tank has Totally-enclosed protective cover 0, therefore, and under this embodiment; urea tank can be carried out work under ultralow temperature and the situation of paddling, promoted applicability of the present utility model greatly.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and other embodiments' difference that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make related domain professional and technical personnel can realize or use the utility model.Used specific case herein principle of the present utility model and mode of execution are set forth, above embodiment's explanation just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (10)
1. a motor-vehicle tail-gas processor is characterized in that, the SCR casing (21) that comprise urea tank, links to each other with described urea tank and be arranged on the inner metallic carrier (22) of described SCR casing (21);
Described urea tank comprises main unit (1), and described main unit (1) is provided with urea filler (2) and ammonia delivery outlet (3);
The heating equipment that is used for heating urea that links to each other with described main unit (1);
The controller (5) of whether working to judge described main unit for detection of tail gas nitrogen oxide content;
Be arranged on the described main unit for the support (6) that is connected with automobile;
Described SCR casing (21) is round box, and described round box one end is connected with motor vehicle exhaust (23), and the other end is provided with steam outlet pipe (24).
2. motor-vehicle tail-gas processor according to claim 1 is characterized in that, also comprises the start unit (7) and the temperature transducer (8) that link to each other with described main unit;
Described start unit (7) inside is provided be used to the small-sized storage tank that holds urea;
Described controller (5) comprises control module, the small-sized storage tank work earlier that described control module is controlled in the described start unit (7) provides ammonia, when the urea in described temperature transducer (8) detects main unit (1) reached operating temperature, control module control main unit (1) work provided ammonia.
3. motor-vehicle tail-gas processor according to claim 2, it is characterized in that, described heating equipment comprises the heating pipe (41) that is arranged on described main unit (1) inside and the circulation loop (42) that links to each other with heating pipe, and described circulation loop has heating agent in (42).
4. motor-vehicle tail-gas processor according to claim 1 is characterized in that, is provided with carrier baffle assembly (25) in the described SCR casing (21), and described metallic carrier (22) is arranged on the described carrier baffle assembly (25).
5. motor-vehicle tail-gas processor according to claim 4 is characterized in that, described metallic carrier (22) comprises metallic foam support (221) and wire mesh carrier (222).
6. motor-vehicle tail-gas processor according to claim 5 is characterized in that, is provided with the two groups of described metallic carriers (22) that link to each other continuously in the described SCR casing (21).
7. motor-vehicle tail-gas processor according to claim 1 is characterized in that, also comprises being arranged on the inner air inlet hush pipe (27) of described SCR casing (21), and described air inlet hush pipe (27) is connected with described motor vehicle exhaust (23).
8. motor-vehicle tail-gas processor according to claim 1, it is characterized in that, described metallic carrier (22) adopts fastening piece to carry out fastening, described fastening piece comprises engagement portion (31) and the lock part (32) of the formula structure that is fixed with one, described engagement portion (31) has the double-spiral structure that cooperates for the online mesh of described metal fiber wire, and the size of described lock part (32) is greater than described mesh.
9. motor-vehicle tail-gas processor according to claim 8 is characterized in that, the end of the end of described lock part (32) along the central axis direction of described engagement portion (31) to described engagement portion (31) extends to form strengthens axle (33).
10. according to each described motor-vehicle tail-gas processor of claim 1-9, it is characterized in that the arranged outside of described urea tank has Totally-enclosed protective cover (0).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200536217U CN203114396U (en) | 2013-01-30 | 2013-01-30 | Motor vehicle tail gas processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200536217U CN203114396U (en) | 2013-01-30 | 2013-01-30 | Motor vehicle tail gas processor |
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| CN203114396U true CN203114396U (en) | 2013-08-07 |
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| CN2013200536217U Expired - Lifetime CN203114396U (en) | 2013-01-30 | 2013-01-30 | Motor vehicle tail gas processor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114897A (en) * | 2013-01-30 | 2013-05-22 | 吉林省众鑫汽车装备有限公司 | Motor vehicle tail gas treater |
-
2013
- 2013-01-30 CN CN2013200536217U patent/CN203114396U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114897A (en) * | 2013-01-30 | 2013-05-22 | 吉林省众鑫汽车装备有限公司 | Motor vehicle tail gas treater |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210701 Address after: Room 5128, Huada Tianshi innovation and service center, intersection of Xinxiu street and Dashun Road, Kuancheng District, Changchun City, Jilin Province Patentee after: Kelin Lantai Environmental Technology (Changchun) Co.,Ltd. Address before: 130000 No.1 Chuangye street, Gongzhuling Economic Development Zone, Siping City, Jilin Province Patentee before: JILIN ZHONGXIN AUTOMOTIVE EQUIPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
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| CX01 | Expiry of patent term |