CN204591416U - Motor vehicle exhaust emission integrated control system - Google Patents
Motor vehicle exhaust emission integrated control system Download PDFInfo
- Publication number
- CN204591416U CN204591416U CN201520214996.6U CN201520214996U CN204591416U CN 204591416 U CN204591416 U CN 204591416U CN 201520214996 U CN201520214996 U CN 201520214996U CN 204591416 U CN204591416 U CN 204591416U
- Authority
- CN
- China
- Prior art keywords
- frame
- type structure
- urea
- bracket
- metering pump
- 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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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000004202 carbamide Substances 0.000 claims abstract description 66
- 238000012958 reprocessing Methods 0.000 claims abstract description 19
- 230000007935 neutral effect Effects 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000739 chaotic effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
- 230000002747 voluntary effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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 After Treatment (AREA)
Abstract
The utility model provides a kind of motor vehicle exhaust emission integrated control system, and the base of bracket assembly extends to bracket, and another side is frame-type structure, and bracket is provided with urea box, and the top of urea box is provided with liquid level sensor assembly; The side of urea box and frame-type form touch, and be provided with U-shaped fixed plate at the neutral gear place of frame-type structure, U-shaped fixed plate is provided with urea metering pump, and its exhaust port is fixed down; Frame-type structure neutral gear place above urea metering pump is provided with Electromagnetic Heating valve; Frame-type structure neutral gear place below urea metering pump and frame-type structure upper both sides are provided with environment temperature sensor as required; The side of frame-type structure is provided with DCU reprocessing control module with left and right form by a module mounting bracket respectively, and above each module is connected integrated output by circuit with pipeline.The compact structure had, highly versatile, easy to install, save and install and the feature such as trouble shoot eliminating time, the property promoted the use of of the present utility model can be made to be improved significantly.
Description
Technical field
The utility model relates to motor vehicle emission after-treatment system, specifically vehicle exhaust state IV and the integrated autonomous control system of more senior emission aftertreatment components and parts.
Background technique
The exhaust emissions after-treatment system of automobile is made up of components and parts such as urea box (tank) and bracket assembly, urea metering pump, DCU controller, environment temperature sensor, heating electromagnetic valve, urea solution nozzle, nitrogen oxide sensor and exhaust temperature sensors.After-treatment system is that DCU control system controls the work of urea metering pump and the unlatching of nozzle by the signal data of each sensor Real-time Feedback, spray the harmful gas of urea solution decomposition reaction motor car engine burning and exhausting, realize the purified treatment of motor vehicle exhaust emission.
Existing automobile after-treatment system is that dispersion is arranged in automobile chassis system, and the switch control rule of be connected with chassis line the beam system detection fetching the system of realization and unit components and parts, reaches the purified treatment of motor vehicle exhaust emission.Although this layout can meet the effect of the purified treatment of motor vehicle exhaust emission, but but because each unit components and parts are that the dispersion supply of material is to car load factory, cause that store management is in disorder, component damage, loss occur repeatedly, production line installation procedure increases, each car load manufacturer arbitrarily arranges each unit components and parts mounting point, so each unit components and parts are installed chaotic inconsistent.Along with vehicle is different, great changes will take place for the layout of unit components and parts, and the increase of car load chassis wire harness change amount just more easily goes wrong, and causes instrument fault to report to the police.Due to car load chassis wire harness and body harness many and complicated, so exist be difficult to looking up the fault point, analyzing failure cause, make time lengthening of fixing a breakdown, search each unit components and parts and dismounting difficulty shortcoming.
And cause the reason with above-mentioned shortcoming: be because after-treatment system is that loose mail is supplied to the entrucking of car load producer, each parts mount position is decided according to the vacant position on vehicle frame mounting hole site and vehicle frame by car load producer technician, and it is at random to cause each assembly of elements to be installed, be also that after-treatment system does not have this problem of the integrated supply of material to cause.If instrument panel reporting fault or trouble light bright, car load producer will require that reprocessing supplier solves, any one local wrong or short interruption in car load circuit, the line connector stitch mistake of any one assembly of elements, slotting not in place or circuit connects instead, sensor is installed and is tightened improper or break, all may affect reprocessing work or malfunction alarm, in order to eliminate fault, reprocessing attendant often can take a long time whole circuits that even time several days searches detection car load vehicle frame and vehicle body, analyzing failure cause, result is all because car load circuit wrong connects instead, short circuit, do not connect, open circuit or instrument panel quality and program not to be inconsistent etc. that problem causes, waste a lot of quality time, and the unconditional voluntary inspector having worked as wire harness producer and instrument producer, sometimes have no alternative but also on wire harness, check measurement to be carried out by cut, so not only car load producer does not allow, also for the working life of wire harness from now on and can occur that new fault has buried hidden danger.Find in entrucking: what have is arbitrarily banded in sensor on wire harness, makes induction of signal insensitive; What have is anti-loaded by the pump housing, easily makes muddy water enter in the pump housing; Have by urea solution output tube and reflow pipe anti-loaded, have by flat for urea tube bending, blocked flow; What have is arranged in vehicle frame inside groove and crossbeam intersection by sensor, the all bad dismounting in not entrucking railway carriage or compartment, load onto compartment dismounting just more to difficult for, be not easy to examine and replace, what have sees that by motor transmission signal line and inspection line position connects instead, what have connects motor transmission signal line HEM NOT LEVELED instead, and what have receives on ECU by reprocessing power line ... after-treatment system is caused cannot normally to work without electricity maybe cannot receive engine signal.
The core that urea solution supply is sprayed, signals collecting DCU control system is motor vehicle exhaust emission after-treatment system, also be the core in automobile ECU control unit, if any part is out of order, emission control systems does not work, motor limit will certainly be made to turn round and to affect motor car engine Power output, meanwhile, a large amount of harmful exhaust emissions can not get controlling, and also can cause severe contamination to atmosphere environment.
Summary of the invention
The utility model is for above-mentioned deficiency, and spy provides motor vehicle exhaust emission integrated control system.
The technical solution of the utility model is for this reason, and motor vehicle exhaust emission integrated control system, comprises bracket assembly, the base of bracket assembly extends to bracket, another side is frame-type structure, it is characterized in that: on bracket, be provided with urea box, and the top of urea box is provided with liquid level sensor assembly; The side of urea box and frame-type form touch, and be provided with U-shaped fixed plate at the neutral gear place of frame-type structure, U-shaped fixed plate is provided with urea metering pump, and its exhaust port is fixed down; Frame-type structure neutral gear place above urea metering pump is provided with Electromagnetic Heating valve; Frame-type structure neutral gear place below urea metering pump or frame-type structure upper both sides are provided with environment temperature sensor; The side of frame-type structure is provided with DCU reprocessing control module with left and right form by a module mounting bracket respectively, and above each module is connected integrated output by circuit with pipeline.
Further improvement is: the whole height of urea box and liquid level sensor assembly is lower than bracket assembly frame-type structure height.
Beneficial effect:
The utility model utilizes bracket held up by urea box and install liquid level sensor assembly, convenient installation, urea box height is lower than the height of frame-type structure simultaneously, after having certain height difference, be conducive to utilizing bracket to protect entirety, and increase the space with automobile compartment floor, be conducive to Inspection and maintenance, the neutral of frame-type structure and side by urea metering pump, heating electromagnetic valve, environment temperature sensor, DCU reprocessing control module is integrated is installed together, and is fixed on U-shaped fixed plate down by urea metering pump exhaust port, utilize two fixing bolts of the both sides of fixing U-shaped plate, can according to the mounting point of integrated system on automobile frame and with fuel tank and EGP to its interference distance, install with left and right form respectively and fix a module fixed support, in order to install the DCU of reprocessing control module, not only EGP high temperature can be avoided the impact of DCU but also be convenient to the dissembling inspection test of DCU, the temperature-sensing accuracy impact of position on environment temperature sensor of environment temperature sensor is very large, the tiny fragility of temp probe is afraid of to collide with, therefore, environment temperature sensor is primarily arranged in the frame-type structure neutral gear place below urea metering pump, temperature transducer can be effectively protected to avoid colliding with, and baffle plate can be installed to EGP side according to the mounting point of EGP meeting, also can be arranged in the both sides of frame-type structure upper as required, to avoid EGP high temperature, the high-temperature baking of environment temperature sensor be affected, urea box heating electromagnetic valve is arranged in the upside of urea metering pump in the middle of frame-type structure, is namely convenient to the smooth and easy connection of heating pipe and in order attractive in appearance, can plays again the effect of protection heating electromagnetic valve, because the mounting point of urea metering pump determines, so supply the drain pipe of urea metering pump by urea box and measure pump reflux by urea and can determine different length dimensions respectively to the reflow pipe of urea box, efficiently avoid not through the installation personnel of training and driver by mistake anti-loaded for two tubes, independently post treatment line beam system is the nerve center connecting each sensor assembly data acquisition of after-treatment system and urea-spray pumpback, independently reprocessing wire harness there is DCU plug, urea level temperature transducer plug, urea metering pump plug, environment temperature sensor plug, heating electromagnetic valve plug, independent after-treatment system detects interface plug, independent reprocessing wire harness docks Engine ECU communication with frame chassis harness system, inlet exhaust gas temperature sensor and the attachment plug of instrument display board system and the plug that is connected with automotive power supply.
The whole height of urea box and liquid level sensor assembly, lower than bracket assembly frame-type structure height, has the height difference that must be, utilizes bracket assembly frame-type structure available protecting urea box and liquid level sensor assembly.
The utility model is owing to being by urea box, urea metering pump, DCU reprocessing control module, heating electromagnetic valve, environment temperature sensor, urea drain pipe and reflow pipe and after-treatment system independent lines beam system integrate the supply of material to the supporting installation of car load factory, so, store management unit component are few, component are installed by professional workforce, compact neat, avoid the problem of each car load producer unordered installation layout at random on different automobile types vehicle, decrease the Loss of components and parts, effectively reduce car load assembly process and shorten installation time, decrease layman and the probability gone wrong is installed, the standardization of urea tube dimensions length is located, completely avoid install chaotic because urea tube length does not match, cause urea drain pipe and reflow pipe anti-loaded, urea tube the bending flat and long coiling of folding and affect urea solution and spray and the fault that refluxes, independently post treatment line beam system more makes complicated chassis line beam system simplify, not only make line arrangement attractive in appearance rationally smooth and easy, and importantly accurately can judge that the localization of faults is on reprocessing wire harness or on automobile chassis harness fast, be convenient to detect, search and get rid of reprocessing fault, save unnecessary wire harness trouble shooting time.
Therefore, the compact structure that the utility model has, highly versatile, easy to install, save and install and the feature such as trouble shoot eliminating time, the property promoted the use of of the present utility model can be made to be improved significantly.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
In figure, 1 is bracket assembly, and 11 is frame-type structures, and 12 is brackets, and 2 is urea box or urea tank, and 3 is liquid level sensor assemblies, and 4 is urea metering pumps, and 5 is Electromagnetic Heating valves, and 6 is environment temperature sensors, and 7 is reprocessing control module DCU.
Embodiment
The utility model as shown in Figure 1, 2.
Motor vehicle exhaust emission integrated control system, comprise bracket assembly 1, the base of bracket assembly 1 extends to bracket 12, another side is frame-type structure 11, and bracket 12 is provided with urea box 2, and the top of urea box 2 is provided with liquid level sensor assembly 3, the side of urea box 2 contacts with frame-type structure 11, be provided with U-shaped fixed plate at the neutral gear place of frame-type structure 11, U-shaped fixed plate is provided with urea metering pump 4, and its exhaust port is fixed down; Frame-type structure 11 neutral gear place above urea metering pump 4 is provided with heating electromagnetic valve 5; The both sides on the frame-type structure 11 neutral gear place below urea metering pump 4 or frame-type structure 11 top are provided with environment temperature sensor 6 as required; The side of frame-type structure 11 is provided with DCU reprocessing control module 7 with left and right form by a module fixed support respectively, and above each module is connected integrated output by circuit with pipeline.
The utility model can reduce car load entrucking assembled in situ operation workload and store management component workload significantly.Urea supply assembly of elements is compact to be installed concentratedly, and independently power supply and DCU Systematical control wire harness to be docked with car load vehicle frame wire harness by connector assembly and form the integrated supply system of exhaust emissions reprocessing.
The integrated supply system of this reprocessing can increase substantially automobile assembling operation working efficiency, avoid the unordered mounting arrangements of reprocessing each unit component, the heating pipe line of urea box or urea metering pump and urea solution supply avoid wrong reverse problem with return line system rational deployment, quick diagnosis can there is the interference of fault to after-treatment system with eliminating car load circuit in independent lines beam system, by redundant detection mouth can independent detection after-treatment system and unit component working whether working properly, greatly improve the rapid eliminating of fault in the detection efficiency after after-treatment system entrucking and use, reduce car load line fault cause investigation and the eliminating time of a large amount of irrelevant after-treatment system circuit.
Claims (2)
1. motor vehicle exhaust emission integrated control system, comprise bracket assembly, the base of bracket assembly extends to bracket, another side is frame-type structure, it is characterized in that: on bracket, be provided with urea box, and the top of urea box is provided with liquid level sensor assembly, the side of urea box or urea tank and frame-type form touch, be provided with U-shaped fixed plate at the neutral gear place of frame-type structure, U-shaped fixed plate is provided with urea metering pump, and its exhaust port is fixed down; Frame-type structure neutral gear place above urea metering pump is provided with heating electromagnetic valve; Frame-type structure neutral gear place below urea metering pump or frame-type structure upper both sides are provided with environment temperature sensor; The side of frame-type structure is provided with reprocessing control module DCU with left and right form by a module fixed support respectively, and above each module is connected integrated output by circuit with pipeline.
2. motor vehicle exhaust emission integrated control system according to claim 1, is characterized in that: the whole height of urea box and liquid level sensor assembly is lower than bracket assembly frame-type structure height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520214996.6U CN204591416U (en) | 2015-04-10 | 2015-04-10 | Motor vehicle exhaust emission integrated control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520214996.6U CN204591416U (en) | 2015-04-10 | 2015-04-10 | Motor vehicle exhaust emission integrated control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204591416U true CN204591416U (en) | 2015-08-26 |
Family
ID=53927579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520214996.6U Expired - Fee Related CN204591416U (en) | 2015-04-10 | 2015-04-10 | Motor vehicle exhaust emission integrated control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204591416U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156182A (en) * | 2015-09-17 | 2015-12-16 | 苏州亿利亚科汽车系统有限公司 | Selective catalytic reduction (SCR) injection system and method |
| CN106437969A (en) * | 2016-11-14 | 2017-02-22 | 中国重汽集团济南动力有限公司 | Novel light bracket assembly of car urea box |
| CN106762043A (en) * | 2015-11-20 | 2017-05-31 | 排放方案先进技术股份有限公司 | Emission control system with controlled sensing heating and the method using the system |
-
2015
- 2015-04-10 CN CN201520214996.6U patent/CN204591416U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156182A (en) * | 2015-09-17 | 2015-12-16 | 苏州亿利亚科汽车系统有限公司 | Selective catalytic reduction (SCR) injection system and method |
| CN106762043A (en) * | 2015-11-20 | 2017-05-31 | 排放方案先进技术股份有限公司 | Emission control system with controlled sensing heating and the method using the system |
| CN106437969A (en) * | 2016-11-14 | 2017-02-22 | 中国重汽集团济南动力有限公司 | Novel light bracket assembly of car urea box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |