CN106150614A - Motor vehicle exhaust emission integrated control system - Google Patents
Motor vehicle exhaust emission integrated control system Download PDFInfo
- Publication number
- CN106150614A CN106150614A CN201510168543.9A CN201510168543A CN106150614A CN 106150614 A CN106150614 A CN 106150614A CN 201510168543 A CN201510168543 A CN 201510168543A CN 106150614 A CN106150614 A CN 106150614A
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- frame
- type structure
- urea
- bracket
- measuring pump
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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 present invention is motor vehicle exhaust emission integrated control system, and the base of bracket assembly extends to bracket, and another side is frame-type structure, is provided with urea box on bracket, and the top of urea box is provided with liquid level sensor assembly；The side of urea box and frame-type form touch, and at the neutral gear of frame-type structure, it is provided with U-shaped fixed plate, U-shaped fixed plate is provided with urea measuring pump, and its steam vent is fixed down；It is provided with Electromagnetic Heating valve at frame-type structure neutral gear above urea measuring pump；At frame-type structure neutral gear below urea measuring 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 post processing control module with left and right form by a module mounting bracket respectively, and above each module passes through circuit and pipeline connects integrated output.The features such as the compact conformation, highly versatile, easy to install, saving installation and the trouble shoot eliminating time that have, can make the property promoted the use of of the present invention be significantly increased.
Description
Technical field
The present invention relates to motor vehicle emission after-treatment system, specifically vehicle exhaust state IV and the integrated autonomous control system of higher level emission aftertreatment components and parts.
Background technology
The exhaust emissions after-treatment system of automobile is made up of components and parts such as urea box (tank) and bracket assembly, urea measuring 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 is controlled the work of urea measuring pump and the unlatching of nozzle by the signal data of each sensor Real-time Feedback, spray the pernicious gas of urea solution decomposition reaction automobile engine burning and exhausting, it is achieved 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 arrangement disclosure satisfy that the effect of the purified treatment of motor vehicle exhaust emission, but but owing to 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 unit components and parts installation site is arbitrarily arranged by each car load manufacturer, so each unit components and parts are installed chaotic inconsistent.As vehicle is different, great changes will take place for the arrangement of unit components and parts, and wire harness change amount increase in car load chassis is easier to go wrong, and causes instrument fault to report to the police.Owing to car load chassis wire harness and body harness are many and complicated, being difficult to search trouble point, analyzing failure cause so existing, making time lengthening of fixing a breakdown, search each unit components and parts and the shortcoming of dismounting difficulty.
And the reason that cause having disadvantages mentioned above: it is owing to after-treatment system is that loose mail is supplied to the entrucking of car load producer, car load producer technical staff is determined each parts mount position according to the vacant position in vehicle frame mounting hole site and vehicle frame, it and it is at random to cause each unit parts to be installed, is also that after-treatment system does not has this problem of the integrated supply of material to be caused.nullIf instrument board reporting fault or trouble light are bright，Car load producer just may require that post processing 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 impact post processing work or fault alarm，In order to eliminate fault，Post-process whole circuits that attendant often takes a long time even time several days and searches detection car load vehicle frame and vehicle body，Analyzing failure cause，Result is all owing to car load circuit wrong connects instead、Short circuit、Do not connect、The problems such as open circuit or instrument board quality and program are not inconsistent cause，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, to carry out check measurement by cut，So not only car load producer does not allows，Also can be for having buried hidden danger with the new fault of appearance the service life of wire harness from now on.Entrucking finds: have is arbitrarily banded in sensor on wire harness, makes induction of signal insensitive；Have is anti-loaded by the pump housing, easily makes muddy water enter in the pump housing；Have by anti-loaded to urea solution efferent duct and return duct, have by flat for urea tube bending, blocked flow；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 difficult, it is not easy to maintenance to change, by engine transmission signal line and inspection, have sees that line position connects instead, have connects engine transmission signal line HEM NOT LEVELED instead, and have receives on ECU by post processing power line ... cause after-treatment system or cannot receive engine signal without electricity and cannot normally work.
Urea solution supply injection, signals collecting DCU control system are the cores of motor vehicle exhaust emission after-treatment system, it is also the core in automobile ECU control unit, if any part is out of order, emission control systems does not works, engine limit will certainly be made to turn round affects the output of car engine mechanomotive force, meanwhile, substantial amounts of harmful exhaust emissions cannot get control, also can cause severe contamination to atmospheric environment.
Content of the invention
Above-mentioned weak point, special offer motor vehicle exhaust emission integrated control system are provided.
The technical scheme is that for this, motor vehicle exhaust emission integrated control system, including bracket assembly, the base of bracket assembly extends to bracket, another side is frame-type structure, it is characterised in that: being provided with urea box on bracket, the top of urea box is provided with liquid level sensor assembly；The side of urea box and frame-type form touch, and at the neutral gear of frame-type structure, it is provided with U-shaped fixed plate, U-shaped fixed plate is provided with urea measuring pump, and its steam vent is fixed down；It is provided with Electromagnetic Heating valve at frame-type structure neutral gear above urea measuring pump；At frame-type structure neutral gear below urea measuring 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 post processing control module with left and right form by a module mounting bracket respectively, and above each module passes through circuit and pipeline connects integrated output.
It is further improved by: the whole height of urea box and liquid level sensor assembly is less than bracket assembly frame-type structure height.
Beneficial effect:
The present invention utilizes bracket to hold up urea box and installs liquid level sensor assembly; convenient installation; urea box height is less than the height of frame-type structure simultaneously; after having certain difference in height; be conducive to utilizing bracket to protect to overall; and increase the space with automobile compartment floor; facilitate work-up maintenance; control module is integrated is installed together by urea measuring pump, heating electromagnetic valve, environment temperature sensor, DCU post processing for the neutral of frame-type structure and side, is fixed on urea measuring pump steam vent in U-shaped fixed plate down；Utilize two fixing bolts of the both sides fixing U-shaped plate, can according to installation site on automobile frame for the integrated system and with fuel tank and EGP the interference distance to it, install with left and right form respectively and fix a module fixed support, in order to install the DCU of post processing control module, not only EGP high temperature can be avoided on the impact of DCU but also be easy to the dissembling inspection test of DCU；The position of environment temperature sensor is very big on the temperature-sensing accuracy impact of environment temperature sensor; the tiny fragile fearness of temp probe is collided with; therefore; environment temperature sensor is primarily arranged at the frame-type structure neutral gear below urea measuring pump; temperature sensor can be effectively protected to avoid colliding with; and baffle plate can be installed to EGP side according to the installation site of EGP meeting; also the both sides of frame-type structure upper can be arranged in as required, to avoid EGP high temperature to affect the high-temperature baking of environment temperature sensor；Urea box heating electromagnetic valve is arranged in the upside of urea measuring pump in the middle of frame-type structure, be i.e. easy to heating pipe smooth and easy connection and attractive in appearance in order, the effect of protection heating electromagnetic valve can be played again；Owing to the installation site of urea measuring pump determines, so urea box being supplied the drain pipe of urea measuring pump and the return duct of urea metering pump reflux to urea box can being determined different length dimensions respectively, efficiently avoid and do not pass through the installation personnel trained and driver by mistake anti-loaded for two tubes；Independent post treatment line beam system is the nerve center connecting each sensor assembly data acquisition of after-treatment system and urea injection pumpback, independent post processing wire harness there is DCU plug, urea level temperature sensor plug, urea measuring pump plug, environment temperature sensor plug, heating electromagnetic valve plug, independent after-treatment system detects interface plug, independent post processing wire harness docks Engine ECU communication with frame chassis harness system, inlet exhaust gas temperature sensor and the connection 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 is less than bracket assembly frame-type structure height, has the difference in height that must be, utilizes bracket assembly frame-type structure effectively to protect urea box and liquid level sensor assembly.
nullDue to the fact that it is by urea box、Urea measuring pump、DCU post-processes control module、Heating electromagnetic valve、Environment temperature sensor、Urea drain pipe and return duct 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 parts are few，Parts are installed by professional、Compact neat，Avoid each car load producer unordered problem installing arrangement 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 ging wrong is installed，Urea tube dimensions length standardization positioning，Completely avoid install chaotic owing to urea tube length does not matches，Cause urea drain pipe and return duct anti-loaded，Urea tube bending is rolled over flat and long coiling and is affected urea solution injection and backflow fault，Independent post treatment line beam system more makes the chassis line beam system of complexity simplify，Not only make line arrangement attractive in appearance smooth and easy rationally，And importantly accurately can quickly judge that the localization of faults is on post processing wire harness or on automobile chassis harness，It is easy to detection、Search and get rid of post processing fault，Save unnecessary wire harness trouble shooting time.
Therefore, the features such as the present invention has compact conformation, highly versatile, easy to install, saving installation and trouble shoot eliminating time, can make the property promoted the use of of the present invention be significantly increased.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
In figure, 1 is bracket assembly, and 11 is frame-type structure, and 12 is bracket, and 2 is urea box or urea tank, and 3 is liquid level sensor assembly, and 4 is urea measuring pump, and 5 is Electromagnetic Heating valve, and 6 is environment temperature sensor, and 7 is post processing control module DCU.
Detailed description of the invention
The present invention is as shown in Figure 1, 2.
A kind of motor vehicle exhaust emission integrated control system, including bracket assembly 1, the base of bracket assembly 1 extends to bracket 12, another side is frame-type structure 11, is provided with urea box 2 on bracket 12, 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, being provided with U-shaped fixed plate at the neutral gear of frame-type structure 11, U-shaped fixed plate is provided with urea measuring pump 4, and its steam vent is fixed down；It is provided with heating electromagnetic valve 5 at urea measuring pump 4 frame-type structure 11 neutral gear above；The both sides at urea measuring pump 4 frame-type structure 11 neutral gear below 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 post processing control module 7 with left and right form by a module fixed support respectively, and above each module passes through circuit and pipeline connects integrated output.
The present invention can be greatly reduced car load entrucking assembled in situ operation workload and store management parts workload.Urea supply assembly of elements is compact to be installed concentratedly, and independent power supply and DCU system control wire harness dock the integrated feed system of composition exhaust emissions post processing by connector with car load vehicle frame wire harness.
The integrated feed system of this post processing can increase substantially automobile assembling operation operating efficiency, avoid post-processing the unordered mounting arrangements of each unit parts, the heating pipeline of urea box or urea measuring pump and urea solution supply avoid wrong reverse problem with return line system rational deployment, can there is the interference to after-treatment system for the fault with quick diagnosis and eliminating car load circuit in independent lines beam system, can be whether working properly with independent detection after-treatment system and unit component working by redundant detection mouth, the rapid eliminating of fault in being greatly improved the detection efficiency after after-treatment system entrucking and using, reduce car load line fault cause investigation and the eliminating time of a large amount of unrelated after-treatment system circuit.
Claims (2)
1. motor vehicle exhaust emission integrated control system, including bracket assembly, the base of bracket assembly extends to bracket, another side is frame-type structure, it is characterised in that: being provided with urea box on bracket, 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, being provided with U-shaped fixed plate at the neutral gear of frame-type structure, U-shaped fixed plate is provided with urea measuring pump, and its steam vent is fixed down；It is provided with heating electromagnetic valve at frame-type structure neutral gear above urea measuring pump；At frame-type structure neutral gear below urea measuring pump or frame-type structure upper both sides are provided with environment temperature sensor；The side of frame-type structure is provided with post processing control module DCU with left and right form by a module fixed support respectively, and above each module passes through circuit and pipeline connects integrated output.
2. motor vehicle exhaust emission integrated control system according to claim 1, it is characterised in that: the whole height of urea box and liquid level sensor assembly is less than bracket assembly frame-type structure height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510168543.9A CN106150614A (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 |
|---|---|---|---|
| CN201510168543.9A CN106150614A (en) | 2015-04-10 | 2015-04-10 | Motor vehicle exhaust emission integrated control system |
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| Publication Number | Publication Date |
|---|---|
| CN106150614A true CN106150614A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510168543.9A Pending CN106150614A (en) | 2015-04-10 | 2015-04-10 | Motor vehicle exhaust emission integrated control system |
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| CN (1) | CN106150614A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150263A (en) * | 2017-12-25 | 2018-06-12 | 潍柴动力股份有限公司 | A kind of exhaust temperature sensor misconnection modification method and device |
| CN109268119A (en) * | 2018-10-17 | 2019-01-25 | 安徽安凯汽车股份有限公司 | A kind of engine aftertreatment system associate member integrated installation unit and installation method |
| CN109281739A (en) * | 2018-09-28 | 2019-01-29 | 潍柴动力股份有限公司 | A kind of Wiring detection method and detection device |
| CN109555583A (en) * | 2019-01-11 | 2019-04-02 | 安徽艾可蓝环保股份有限公司 | A kind of integrated gas helps formula urea injection system |
| CN110185522A (en) * | 2019-06-13 | 2019-08-30 | 河北亚大汽车塑料制品有限公司 | A kind of diesel engine post-processing autocontrol heating urea pipeline |
| CN114320544A (en) * | 2021-11-20 | 2022-04-12 | 湖北迪耐斯通达排放处理系统有限公司 | Urea case casting bracket assembly |
-
2015
- 2015-04-10 CN CN201510168543.9A patent/CN106150614A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150263A (en) * | 2017-12-25 | 2018-06-12 | 潍柴动力股份有限公司 | A kind of exhaust temperature sensor misconnection modification method and device |
| CN108150263B (en) * | 2017-12-25 | 2020-06-02 | 潍柴动力股份有限公司 | Misconnection correction method and device for exhaust temperature sensor |
| CN109281739A (en) * | 2018-09-28 | 2019-01-29 | 潍柴动力股份有限公司 | A kind of Wiring detection method and detection device |
| CN109268119A (en) * | 2018-10-17 | 2019-01-25 | 安徽安凯汽车股份有限公司 | A kind of engine aftertreatment system associate member integrated installation unit and installation method |
| CN109268119B (en) * | 2018-10-17 | 2024-02-06 | 安徽安凯汽车股份有限公司 | Integrated mounting unit and method for accessories of engine aftertreatment system |
| CN109555583A (en) * | 2019-01-11 | 2019-04-02 | 安徽艾可蓝环保股份有限公司 | A kind of integrated gas helps formula urea injection system |
| CN110185522A (en) * | 2019-06-13 | 2019-08-30 | 河北亚大汽车塑料制品有限公司 | A kind of diesel engine post-processing autocontrol heating urea pipeline |
| CN110185522B (en) * | 2019-06-13 | 2024-03-29 | 河北亚大汽车塑料制品有限公司 | Self-control type heating urea pipeline for diesel engine aftertreatment |
| CN114320544A (en) * | 2021-11-20 | 2022-04-12 | 湖北迪耐斯通达排放处理系统有限公司 | Urea case casting bracket assembly |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161123 |