CN106284470A - A kind of bull-dozer entire car controller fault finding system - Google Patents
A kind of bull-dozer entire car controller fault finding system Download PDFInfo
- Publication number
- CN106284470A CN106284470A CN201610770354.3A CN201610770354A CN106284470A CN 106284470 A CN106284470 A CN 106284470A CN 201610770354 A CN201610770354 A CN 201610770354A CN 106284470 A CN106284470 A CN 106284470A
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- Prior art keywords
- fault
- module
- dozer
- bull
- entire car
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
- Operation Control Of Excavators (AREA)
Abstract
The invention discloses bull-dozer entire car controller fault finding system, including controller, described controller includes for the fault diagnosis module of tracing trouble with for showing the display unit module of fault message, described fault diagnosis module includes engine diagnostic module, for receiving the fault-signal of startup system and diagnosing the startup system diagnostics module of concrete fault of startup system, work system diagnostic module for the concrete fault of the fault-signal diagnostic work system that receive work system, for receiving the fault-signal of drive system and diagnosing the running gear diagnostic module of the powertrain systems diagnostic module of concrete fault of drive system and concrete fault for the fault-signal deagnostic line walking system that receive running gear.Display unit module includes the LED display for showing failure code, for historical failure inquiry and the button of removing.The bull-dozer entire car controller fault finding system that the present invention proposes, solves conventional trouble location and positions inaccurate problem.
Description
Technical field
The present invention relates to Fault Identification technical field, particularly relate to a kind of bull-dozer entire car controller fault finding system.
Background technology
At present, domestic bull-dozer electrical system only limits basic parameter measurement system, does not has electrical part and line fault
Effective auto-check system.Therefore, there is no predictability before fault being occurred, it is impossible to ready work in advance, passively
The fault that place to go haircut is raw.The practical work experience relying on operator often after breaking down carrys out failure judgement point, and this is fast
Speed, in time solution problem cause the biggest difficulty.Meanwhile, add the labor intensity of operator, reduce again production
Efficiency, causes the increase of production cost and the reduction of mechanical efficiency.
The application of state three electric-control motor, unavoidably, control system becomes to become increasingly complex automatically controlledization of bull-dozer.
Breakdown maintenance only relies on traditional detection instrument and becomes more difficult, when Vehicular system breaks down, needs system itself fast
Speed is diagnosed to be trouble location, thus improves the usability of vehicle and the convenience of maintenance.
Summary of the invention
It is an object of the invention to propose a kind of bull-dozer entire car controller fault finding system, solve conventional fault portion
Position positions inaccurate problem.
For reaching this purpose, the present invention by the following technical solutions:
A kind of bull-dozer entire car controller fault finding system, including controller, engine system, startup system, work
System, drive system and running gear, described controller includes described in the fault diagnosis module for diagnosing each system failure
Fault diagnosis module includes engine diagnostic module, starts system diagnostics module, work system diagnostic module, powertrain systems diagnostic
Module and running gear diagnostic module, described engine diagnostic module is connected with described engine system, is used for receiving electromotor
The fault-signal of system also diagnoses the concrete fault of engine system, and described startup system diagnostics module is with described startup system even
Connect, for receiving the fault-signal of startup system and diagnose the concrete fault of startup system, described work system diagnostic module with
Work system connects, for receiving the fault-signal of work system the concrete fault of diagnostic work system, described drive system
Diagnostic module and drive system are connected to receive the fault-signal of drive system and diagnose the concrete fault of drive system, described
Running gear diagnostic module is connected with running gear, for receiving the fault-signal of running gear the concrete of deagnostic line walking system
Fault.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described controller includes storage
Unit, described memory element is the fault message of each system in storing bull-dozer.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described engine diagnostic module
Including engine control module, described engine control module is for receiving the fault-signal of engine system and judging concrete event
Barrier, exports concrete fault through described controller.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described engine control module
For receiving the rotating speed of electromotor, the water temperature of electromotor, engine oil pressure, MAT, hand throttle and the information of foot throttle
And judge concrete fault.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described startup system diagnostics mould
Block is connected with starting intrasystem multiple electric circuit inspection points, for judging the fault of startup system.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described electric circuit inspection point includes
Accumulator, negative switch, activate switch, starting relay, battery relay and startup motor operating point.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described work system diagnosis mould
The double electromagnetic valve that inclines of block and perching knife, pitching electromagnetic valve, floating electromagnetic valve, ridge buster are pulled pin electromagnetic valve and perching knife and ridge buster oil cylinder
Tilt electromagnetic valve to connect respectively, for judge corresponding electromagnetic valve concrete fault.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described powertrain systems diagnostic mould
Block is connected respectively with working oil temperature sensor, torque-converters oil temperature sensor, fuel liquid level sensor and turbine speed sensor, uses
In the fault being judged respective sensor by the parameter value of each transducer calibration.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, described running gear diagnosis mould
Block is connected respectively with walking brake pedal, travelling control handle, walking proportional solenoid, braking in a turn switch electromagnetic valve, and sentences
The fault message of disconnected counter structure.
As a kind of preferred version of above-mentioned bull-dozer entire car controller fault finding system, also include described in display module
Controller connects, and for receiving controller, various systems is carried out the failure code that fault diagnosis draws, and shows.
Beneficial effects of the present invention:
The fault diagnosis module of the fault finding system that the present invention proposes has carried out further segmentation so that electromotor system
System, drive system, work system, startup system and driving system diagnose respectively, and fault location function is more perfect, energy
Enough find out trouble point concrete in system in time, judge the position that fault occurs accurately, it is therefore prevented that blindly maintenance, cost-effective
And the time.
Accompanying drawing explanation
Fig. 1 is the structural representation of the bull-dozer entire car controller fault finding system that the specific embodiment of the invention provides
Figure；
Fig. 2 is the structural representation of the display module that the specific embodiment of the invention provides.
1, controller；2, engine system；3, system is started；4, work system；5, drive system；6, running gear；7、
Display module；
11, fault diagnosis module；12, memory element；
111, engine diagnostic module；112, system diagnostics module is started；113, work system diagnostic module；114, transmission
System diagnostics module；115, running gear diagnostic module；
71, LED display；72, fault diagnosis button.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.
As it is shown in figure 1, a kind of bull-dozer entire car controller fault finding system of present embodiment protection, including controller 1,
Engine system 2, startup system 3, work system 4, drive system 5 and running gear 6, controller 1 includes for tracing trouble
Fault diagnosis module 11, fault diagnosis module 11 includes the fault-signal for receiving engine system 2 and diagnoses electromotor
The engine diagnostic module 111 of the concrete fault of system 2, for receiving the fault-signal of startup system 3 and diagnosing startup system 3
Concrete fault start system diagnostics module 112, for receiving the fault-signal of work system 4 diagnostic work system 4
The work system diagnostic module 113 of concrete fault, for receiving the fault-signal of drive system 5 and diagnosing the tool of drive system 5
The powertrain systems diagnostic module 114 of body fault and for receiving the fault-signal of running gear 6 the concrete of deagnostic line walking system 6
The running gear diagnostic module 115 of fault.
The fault diagnosis module 11 of this fault finding system has carried out further segmentation so that engine system 2, transmission
System 5, work system 4, startup system 3 and driving system 6 diagnose respectively, and fault location function is more perfect, it is possible to
Find out trouble point concrete in system in time, judge the position that fault occurs accurately, it is therefore prevented that blindly maintenance, cost-effective and
Time.
Controller 1 includes the memory element 12 of the fault message for storing bull-dozer, in order to controller 1 can be remembered in time
Record every failure condition, concrete fault message is stored in memory element 12, checks one by one, it is ensured that fault parameter accurate
Property.
Concrete diagnosis position and diagnostic mode to the diagnostic module of each system are specifically addressed below:
Engine diagnostic module 111 includes that engine control module, engine control module are used for receiving engine system
Fault-signal and judge concrete fault, export concrete fault through described controller 1.Engine control module is started for reception
The rotating speed of machine, the water temperature of electromotor, engine oil pressure, MAT, hand throttle and the information of foot throttle also judge concrete event
Barrier, is carried out sorting code number by controller 1 to the concrete fault of engine system 2 and exports.
Start system diagnostics module 112 to be connected, by electric circuit inspection point with the multiple electric circuit inspection points started in system 3
Voltage carries out logical judgment, if it is determined that related circuit test point exists fault, controller 1 exports the fault of startup system 3
Signal.Concrete, electric circuit inspection point include accumulator, negative switch, activate switch, starting relay, battery relay and
Start motor operating point.
Work system diagnostic module 113 incline electromagnetic valve, pitching electromagnetic valve, floating electromagnetic valve, ridge buster double with detection perching knife
Pull pin electromagnetic valve and perching knife and ridge buster oil cylinder tilt electromagnetic valve and connects respectively, for judge corresponding electromagnetic valve concrete therefore
Barrier, concrete, powertrain systems diagnostic module 114 judges sensor whether fault, sensor by the parameter value of transducer calibration
Including working oil temperature sensor, torque-converters oil temperature sensor, fuel liquid level sensor and turbine speed sensor.
Running gear diagnostic module 115 be used for detecting walking brake pedal, travelling control handle, walking proportional solenoid,
The fault-signal of braking in a turn switch electromagnetic valve.Controller 1 leaves according to the potentiometer of walking brake pedal and travelling control handle
Road, short circuit etc. carry out fault diagnosis, according further to walking proportional solenoid, the operating current technology of braking in a turn switch electromagnetic valve
Feature carries out automatic fault judgement to the short circuit of electromagnetic valve with open circuit.
As in figure 2 it is shown, the fault finding system in present embodiment also includes display module 7, it is used for receiving controller 1 right
Various systems carry out the failure code that fault diagnosis draws, and show.Concrete display module 7 includes LED display 71,
For showing failure code, LED display 71 display format is made up of 5 digit numerical code, and the 1st digit numerical code represents failure classes
Type, and represent engine system 2 fault by numeral 1,2 represent startup system 3 fault, and 3 represent work system 4 fault, and 4 represent
Drive system 5 fault, 5 represent running gear 6 fault；2nd digit numerical code represents current failure quantity；3rd, 4,5 bit digital
According to car, code collectively constitutes concrete fault, fault implication and treatment measures can illustrate that middle failure code table is inquired about.
LED display 71 is nested on controller 1 housing, and outer surface is encapsulated by high strength glass, periphery water proof and dust proof
Sealant sealing, it is ensured that the integral protection grade of controller 1 will not reduce, and display module 7 also includes the side of LED display 71
The fault diagnosis button 72 arranged, presses this fault diagnosis button 72 and can show fault, when fault-free, LED in LED screen
Showing all 0 on display screen 71, in the presence of faulty, shown by LED display 71, failure code is entered with the frequency of 1.5s
Row shows one by one, a Codabar code show terminate after show next Codabar code, until whole code shows complete.
In present embodiment, after pressing fault diagnosis button 72, the failure code of display is existing fault type and quantity,
May bring up historical failure after length presses fault diagnosis button 725s, under historical failure display condition, length presses fault diagnosis button
Historical failure can be purged by 7210s.
When the controller 1 of present embodiment works, various systems are inputted by fault diagnosis module 11, output signal is supervised
Survey, and application program makes inferences, judges, according to diagnostic result, failure code output is shown to LED display 71.
LED failure code and the use of fault diagnosis book, can not only assist maintainer to search fault, provide information for fault diagnosis,
Also enhance driver to know the inside story function, allow driver can touch failure condition, improve the fairness in vehicle maintenance.
Note, above are only presently preferred embodiments of the present invention.It will be appreciated by those skilled in the art that and the invention is not restricted to here
Specific embodiment, can carry out for a person skilled in the art various obvious change, readjust and substitute without
Depart from protection scope of the present invention.Therefore, although by above example, the present invention is described in further detail, but
The present invention is not limited only to above example, without departing from the inventive concept, it is also possible to include other equivalences more
Embodiment, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a bull-dozer entire car controller fault finding system, including controller (1), engine system (2), starts system
(3), work system (4), drive system (5) and running gear (6), described controller (1) include for diagnosing each system therefore
Barrier fault diagnosis module (11), it is characterised in that described fault diagnosis module (11) include engine diagnostic module (111),
Start system diagnostics module (112), work system diagnostic module (113), powertrain systems diagnostic module (114) and running gear to examine
Disconnected module (115), described engine diagnostic module (111) is connected with described engine system (2), is used for receiving engine system
(2) fault-signal also diagnoses the concrete fault of engine system (2), and described startup system diagnostics module (112) is opened with described
Dynamic system (3) connects, and is used for receiving the fault-signal of startup system (3) and diagnosing the concrete fault of startup system (3), described work
Make system diagnostics module (113) to be connected with work system (4), be used for receiving fault-signal the diagnostic work of work system (4)
The concrete fault of system (4), described powertrain systems diagnostic module (114) and drive system (5) are connected to receive drive system
(5) fault-signal also diagnoses the concrete fault of drive system (5), described running gear diagnostic module (115) and running gear
(6) connect, be used for receiving the fault-signal of running gear (6) the concrete fault of deagnostic line walking system (6).
Bull-dozer entire car controller fault finding system the most according to claim 1, it is characterised in that described controller
(1) including memory element (12), described memory element (12) is the fault message of each system in storing bull-dozer.
Bull-dozer entire car controller fault finding system the most according to claim 2, it is characterised in that described electromotor is examined
Disconnected module (111) includes engine control module, and described engine control module is for receiving the fault-signal of engine system
And judge concrete fault, export concrete fault through described controller (1).
Bull-dozer entire car controller fault finding system the most according to claim 3, it is characterised in that described electromotor control
Molding block is for receiving the rotating speed of electromotor, the water temperature of electromotor, engine oil pressure and MAT, hand throttle, foot throttle
Information and judge concrete fault.
Bull-dozer entire car controller fault finding system the most according to claim 1, it is characterised in that described startup system
Diagnostic module (112) is connected with the multiple electric circuit inspection points started in system (3), for judging the fault of startup system.
Bull-dozer entire car controller fault finding system the most according to claim 5, it is characterised in that described electric circuit inspection
Point includes accumulator, negative switch, activate switch, starting relay, battery relay and startup motor operating point.
Bull-dozer entire car controller fault finding system the most according to claim 1, it is characterised in that described work system
The double electromagnetic valve that inclines of diagnostic module (113) and perching knife, pitching electromagnetic valve, floating electromagnetic valve, ridge buster are pulled pin electromagnetic valve and perching knife
Tilt electromagnetic valve with ridge buster oil cylinder to connect respectively, for judge corresponding electromagnetic valve concrete fault.
Bull-dozer entire car controller fault finding system the most according to claim 1, it is characterised in that described drive system
Diagnostic module (114) and working oil temperature sensor, torque-converters oil temperature sensor, fuel liquid level sensor and turbine speed sensor
Connect respectively, for being judged the fault of respective sensor by the parameter value of each transducer calibration.
Bull-dozer entire car controller fault finding system the most according to claim 1, it is characterised in that described running gear
Diagnostic module (115) divides with walking brake pedal, travelling control handle, walking proportional solenoid, braking in a turn switch electromagnetic valve
Do not connect, and judge the fault message of counter structure.
Bull-dozer entire car controller fault finding system the most according to claim 1, it is characterised in that also include display
Module (7) is connected with described controller (1), carries out various systems the fault generation that fault diagnosis draws for receiving controller
Code, and show.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610770354.3A CN106284470A (en) | 2016-08-31 | 2016-08-31 | A kind of bull-dozer entire car controller fault finding system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610770354.3A CN106284470A (en) | 2016-08-31 | 2016-08-31 | A kind of bull-dozer entire car controller fault finding system |
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| CN106284470A true CN106284470A (en) | 2017-01-04 |
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| CN201610770354.3A Pending CN106284470A (en) | 2016-08-31 | 2016-08-31 | A kind of bull-dozer entire car controller fault finding system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107885191A (en) * | 2017-11-21 | 2018-04-06 | 山推工程机械股份有限公司 | A kind of method for diagnosing faults and device applied to Mechanical Engineering Body |
| CN108729490A (en) * | 2018-06-07 | 2018-11-02 | 徐州徐工挖掘机械有限公司 | A method of being suitable for excavator fault diagnosis and CAN bus is sent |
| CN109470302A (en) * | 2018-10-28 | 2019-03-15 | 北京工业大学 | A remote monitoring system for electromechanical equipment running status based on wireless communication |
| CN109901545A (en) * | 2017-12-08 | 2019-06-18 | 柳工常州机械有限公司 | A kind of bull-dozer safety control system and method |
| CN113311815A (en) * | 2021-06-09 | 2021-08-27 | 中国第一汽车股份有限公司 | Diagnosis method, apparatus, medium, and electronic device for vehicle-mounted controller |
| CN114137941A (en) * | 2021-11-29 | 2022-03-04 | 航天重型工程装备有限公司 | A fault diagnosis and monitoring system for an electric wheeled shovel |
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| CN2820965Y (en) * | 2005-09-23 | 2006-09-27 | 天津工程机械研究院 | Monitoring and fault diagnostic device for bulldozer |
| CN101824831A (en) * | 2010-04-16 | 2010-09-08 | 山推工程机械股份有限公司 | Automatic fault diagnosis system of bulldozer |
| CN201857630U (en) * | 2010-10-28 | 2011-06-08 | 三一重机有限公司 | Fault diagnosis system for excavator |
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| CN2820965Y (en) * | 2005-09-23 | 2006-09-27 | 天津工程机械研究院 | Monitoring and fault diagnostic device for bulldozer |
| CN101824831A (en) * | 2010-04-16 | 2010-09-08 | 山推工程机械股份有限公司 | Automatic fault diagnosis system of bulldozer |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107885191A (en) * | 2017-11-21 | 2018-04-06 | 山推工程机械股份有限公司 | A kind of method for diagnosing faults and device applied to Mechanical Engineering Body |
| CN107885191B (en) * | 2017-11-21 | 2020-10-20 | 山推工程机械股份有限公司 | Fault diagnosis method and device applied to engineering machinery vehicle body |
| CN109901545A (en) * | 2017-12-08 | 2019-06-18 | 柳工常州机械有限公司 | A kind of bull-dozer safety control system and method |
| CN108729490A (en) * | 2018-06-07 | 2018-11-02 | 徐州徐工挖掘机械有限公司 | A method of being suitable for excavator fault diagnosis and CAN bus is sent |
| CN108729490B (en) * | 2018-06-07 | 2020-09-08 | 徐州徐工挖掘机械有限公司 | Method suitable for fault diagnosis and CAN bus transmission of excavator |
| CN109470302A (en) * | 2018-10-28 | 2019-03-15 | 北京工业大学 | A remote monitoring system for electromechanical equipment running status based on wireless communication |
| CN113311815A (en) * | 2021-06-09 | 2021-08-27 | 中国第一汽车股份有限公司 | Diagnosis method, apparatus, medium, and electronic device for vehicle-mounted controller |
| CN114137941A (en) * | 2021-11-29 | 2022-03-04 | 航天重型工程装备有限公司 | A fault diagnosis and monitoring system for an electric wheeled shovel |
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