CN103123760B - Engine test training table - Google Patents
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- CN103123760B CN103123760B CN201310080263.3A CN201310080263A CN103123760B CN 103123760 B CN103123760 B CN 103123760B CN 201310080263 A CN201310080263 A CN 201310080263A CN 103123760 B CN103123760 B CN 103123760B
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Abstract
An engine test training table is provided with an engine positioning table, an air filter positioning frame, a pipeline and circuit mounting support and an operation control table. The engine test training table is characterized in that the engine positioning table comprises a horse-shoe base, a vibration absorber is mounted on the lower portion of the horse-shoe base, a step is arranged on an inner ring of the horse-shoe base, and at least two locking devices are arranged on an outer ring of the horse-shoe base. The engine test training table has the advantages that various different types of engines can be assembled, an engine signal is directly measured in a single-point manner, engine failures are manually set, and comprehensive failure removal practical training is realized, so that high-quality training of modern automobile workers is facilitated.
Description
Technical field
The present invention relates to a kind of teaching equipment, specifically a kind of Engine Block Test training position of the Synthetic Experiment Teaching for engine diagnosis.
Background technology
Along with the development of automotive engineering and the progress of Domestic Automotive Industry, motor car engine extensively adopts electron controls technology.Therefore, the skilled Fault diagnose and isolation technical ability grasping car engine electronic control system becomes the important content of Hyundai Motor worker training.
At present, Engine Block Test device is also many, existing Engine Block Test device is generally all made up of testboard bay and data acquisition system (DAS), testboard bay is mainly used in stationary engine, general employing hydraulic pressure or air pressure are fixed, and data acquisition system (DAS) is all generally adopt computer based bus communication mode image data.Document " measuring technology of engine rig test " (rolling stock, 31 volume supplementary issue 260-262 pages in 2011) describes a kind of test function of automotive engine test bench, project and composition.Document " development of engine integration test control system " (electromechanical engineering, 26 volumes the 10th phase 65-66 page in 2009) describes a kind of structure and composition of engine TT&C system.Technical literature all can realize engine performance measuring, but there is following technical matters: one is externally do not have engine signal to test end points, can only pass through communication modes read test signal, directly can not carry out single point signals measurement.Two is do not have failure set system, can not artificially arrange engine operation troubles, be not suitable for worker training and teaching.
Traditional car engine electronic control system Fault diagnose and isolation practice-training teaching, theoretical analysis can only be carried out on classroom, or fault is set on the engine of practical training stand or vehicle in kind and demonstrates method for removing, fault is finally set by students ' analysis and eliminating.Due to the restriction of fund and equipment, comprehensive failture evacuation implementation in enormous quantities can not be carried out and take exercise, be unfavorable for the high-quality training of Hyundai Motor workman.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of Engine Block Test training position, solve the technical matterss such as signal single-point is directly measured, engine failure is artificially arranged utilizing entity engine training technique workman to need, comprehensive failture evacuation implementation in enormous quantities can be carried out take exercise, be beneficial to the high-quality training of Hyundai Motor workman.
Engine Block Test training position of the present invention, be provided with engine positioning table, fuel oil filter locating rack, pipeline support and operating console, its key is, described engine positioning table comprises horseshoe base, the bottom of this horseshoe base is provided with vibration damper, the inner ring of horseshoe base is provided with ladder, and outer ring is provided with locking device, the vibration damper of engine positioning table is fixed on the ground by foot screw, the side of engine positioning table is placed with fuel oil filter locating rack, fuel oil filter locating rack is also fixed on the ground by foot screw, the opposite side of engine positioning table is provided with pipeline support, pipeline support is also fixed on the ground by foot screw, the fuel oil of turnover engine is connected to pipeline support through oil pipe, pipeline support there is the valve controlling fuel oil turnover engine, fuel oil filter locating rack is provided with fuel tank, fuel oil filter and circuit switch case, connected by oil pipe between fuel tank and fuel oil filter, in-line is connected with between filtrator on fuel oil filter locating rack and pipeline support, return line is connected with between fuel tank on fuel oil filter locating rack and pipeline support, and all by-pass valve control is housed respectively in in-line and return line.The engine be arranged on engine positioning table is connected in the circuit switch case on fuel oil filter locating rack, then is connected to operating console by crane span structure.
Described locking device comprises four-bar mechanism, and this four-bar mechanism is made up of base, handle and connecting rod, transition connecting rod and compression connecting rod.Design the handle and connecting rod of appropriate length, transition connecting rod and compress connecting rod, during pressure handle and connecting rod, transition connecting rod dieback compresses connecting rod, realizes locking function.Base is fixed on horseshoe base, this base is provided with high tie point and low tie point, wherein low tie point is positioned at the outside of horseshoe base, one end of transition connecting rod is connected on this low tie point, the other end connecting handle connecting rod of transition connecting rod, this handle and connecting rod is a bending bar, the bending point of this bending bar connects transition connecting rod, the long end of bending bar is handle, handle stretches out the outer boundary of described horseshoe base, the short end of bending bar connects described compression connecting rod, described compression connecting rod is a "T"-shaped bar, the minor face two ends of this "T"-shaped bar connect transition connecting rod and base connecting rod respectively, be fixed together in the middle part of the one end on the long limit of "T"-shaped bar and its minor face, the other end on long limit stretches out the inner boundary of described horseshoe base, this extension has bar shaped groove, locking depression bar is equipped with this bar shaped groove, the top of this locking depression bar is through described bar shaped groove, middle part has notch depression bar groove upwards, the long limit of described compression connecting rod falls into this depression bar groove, screw thread pressure head is equipped with through thread bush in the bottom of described locking depression bar.
Engine is fixed on base plate, and is sent into by base plate on the inner ring ladder of horseshoe base, regulation locking device, reliably fixes base plate and engine, is convenient to the stable operation of engine.Meanwhile, unclamp locking device, base plate and engine can be taken out, be convenient to change different engines and impart knowledge to students.
Adopt the vibration damper of spring structure, engine luggine effect can be absorbed in amplitude peak ground, make whole base held stationary simultaneously.
The top of described pipeline and circuit mounting bracket is provided with fuel tank, the upper end of this fuel tank is connected with external oil pipe, the lower end of fuel tank is connected with petroleum pipeline, petroleum pipeline is provided with oil strainer, the petroleum pipeline in oil strainer downstream there are manual oil pipe and a pneumatic oil pipe, in described manual oil pipe, hand valve is installed, in described pneumatic oil pipe, pneumatic valve is installed; Described horseshoe base is other is also provided with oil return box, and this oil return box is provided with oil inlet pipe and flowline, and this flowline communicates with described fuel tank; Pipeline and circuit mounting bracket are connected with described control circui platform through circuit crane span structure; The bottom of pipeline and circuit mounting bracket is provided with water tank, and this water tank is connected with cooling water inlet pipe and cooling water outlet pipe.Fuel tank is the engine oil on horseshoe base, and unnecessary fuel feeding flows into oil return box through oil inlet pipe, is provided with oil pump in oil return box, and unnecessary fuel oil is sent back to fuel tank.Water tank provides cooling circulating water for engine.
Be provided with engine Detection & Controling circuit in described control circui platform, this control circuit is directly connected with the ECU on engine.To light a fire in control circuit the igniting of switch control rule engine, the igniting main switch cable of the primary switch control circuit connecting engine ECU of ignition switch; Operator's console can control the break-make of main switch, ignition switch auxiliary switch connects the igniting auxiliary switch of ECU; Auxiliary switch and main switch interlock.
Clutch input in control desk on the direct connecting engine ECU of clutch control, can be emulated clutch switch signal by clutch coupling in action control platform.The control circuit that cruises on operator's console is directly connected to the cruise control signal input end in Engine ECU, can simulate car load working control better.
Be provided with machinery and electronic pedal in control desk, pedal signal is directly connected to the corresponding pedal signal input end in Engine ECU.
Diagnosis request switch in control desk on diagnosis request switch input terminal connecting engine ECU; Diagnosis request switch provides diagnosis request signal to ECU.
Fuel oil in control desk has the fuel oil on taps signal circuit connecting engine ECU to have taps input end; Fuel oil has taps to be arranged on operator's console can to emulate easily.
Inlet air heating circuit of output terminal in control desk connects inlet air heating relay; Inlet air heating Control is simulated.Fuel Heating circuit of output terminal connects fuel Heating relay; Fuel Heating Control is simulated.Braking circuit of output terminal connecting engine braking electromagnetic valve; By engine braking solenoid valve, engine braking is emulated.
Fuel metering control end circuit in control desk connects fuel metering unit; Fuel metering cellular installation on the engine.Fuel injector is arranged in engine.
Startup circuit of output terminal in control desk connects starting relay; Starting relay is arranged in engine start circuit.
The exhaust brake valve of the gas exhaust inspecting terminal circuit connecting engine in control desk; Oil temperature/pressure detection circuit in control desk, through Engine ECU junctor oil temperature/pressure transducer, detects oil temperature/pressure.Intake air temperature/pressure detection circuit in control desk connects intake air temperature/pressure transducer through Engine ECU, detects temperature and the air pressure of motor intake manifold.Speed detect circuit in control desk connects crankshaft rotational speed sensor through Engine ECU, and crankshaft rotational speed sensor detects engine crankshaft rotating speed.Coolant temperature testing circuit in control desk connects cooling-water temperature transmitter; Cooling-water temperature transmitter detects the temperature of engine cool circulation fluid.Fuel oil temperature testing circuit in control desk connects fuel temperature sensor; Fuel temperature sensor detects fuel oil temperature.Rail pressure testing circuit connecting rail pressure sensor in control desk; Rail pressure sensor detects engine common rail pipe pressure.
In each detection and control circuit of control desk, be all provided with signal acquisition point, measuring instrument can be used to read correlation parameter by signal acquisition point.Meanwhile, each detection and control circuit is provided with fault verification switch, when artificially can arrange various fault, and obtains corresponding fault data by each signal sampling point, is convenient to teaching.
The present invention can assemble the engine of various different model, carries out comprehensive failture evacuation implementation in enormous quantities and takes exercise, be beneficial to the high-quality training of Hyundai Motor workman.
Accompanying drawing explanation
Fig. 1: floor plan of the present invention;
Fig. 2: structural representation of the present invention;
The side view of Fig. 3: Fig. 2;
Fig. 4: the vertical view of engine positioning table;
Fig. 5: the side view of engine positioning table;
Fig. 6: the assembling schematic diagram of vibration damper.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As shown in Figure 1, 2, 3, a kind of Engine Block Test training position, is provided with engine positioning table, fuel oil filter locating rack, pipeline and circuit mounting bracket and operating console.During test, engine is placed on engine positioning table, engine positioning table is fixed on the ground by vibration damper, fuel oil filter locating rack is arranged on the side of engine positioning table, and fix on the ground, fuel oil filter locating rack dorsad engine positioning table one survey is provided with fuel tank, fuel regulator valve door, fuel oil filter and engine oil inlet, return line, fuel oil filter locating rack is surveyed towards engine positioning table one and is provided with total power switch and circuit switching case, be placed on the Engine ECU wire harness on engine positioning table and the X-over one end in circuit switching case is connected, the other end wire harness of X-over is connected to the operating console outside test cabinet through crane span structure, total power switch input termination accumulator, export and connect starting-motor of engine and operating console respectively.
Be engine positioning table structural representation as shown in Figure 4,5, engine positioning table comprises horseshoe base 1, and the bottom of this horseshoe base 1 is provided with vibration damper, and the inner ring of horseshoe base is provided with ladder, and outer ring is provided with the identical locking device of structure; Locking device can assemble four to six covers as required, or more.Described locking device is a kind of four-bar mechanism, and this four-bar mechanism is made up of base 2, handle and connecting rod 3, transition connecting rod 4 and compression connecting rod 5.Design the handle and connecting rod of appropriate length, transition connecting rod and compress connecting rod, during pressure handle and connecting rod, transition connecting rod dieback compresses connecting rod, realizes locking function.Base is fixed on horseshoe base, this base is provided with high tie point and low tie point, wherein low tie point is positioned at the outside of horseshoe base, one end of transition connecting rod is connected on this low tie point, the other end connecting handle connecting rod of transition connecting rod, this handle and connecting rod is a bending bar, the bending point of this bending bar connects transition connecting rod, the long end of bending bar is handle, handle stretches out the outer boundary of described horseshoe base, the short end of bending bar connects described compression connecting rod, described compression connecting rod is a "T"-shaped bar, the minor face two ends of this "T"-shaped bar connect transition connecting rod and base connecting rod respectively, be fixed together in the middle part of the one end on the long limit of "T"-shaped bar and its minor face, the other end on long limit stretches out the inner boundary of described horseshoe base, this extension has bar shaped groove, locking depression bar is equipped with this bar shaped groove, the top of this locking depression bar is through described bar shaped groove, middle part has notch depression bar groove upwards, the long limit of described compression connecting rod falls into this depression bar groove, screw thread pressure head is equipped with through thread bush in the bottom of described locking depression bar.In locking device, four-bar mechanism and locking depression bar realize the thick pressure to base plate, rotate screw thread pressure head, realize the pressure-sizing to base plate.Described vibration damper comprises the vibration damper installing plate be horizontally fixed on outside described horseshoe base, this vibration damper installing plate is installed with bolt, after this bolt bottom passes vibration damper installing plate, shock-absorbing spring post is installed, the upper end of this shock-absorbing spring post is connected on vibration damper installing plate, lower end is connected to lands on block, and this lands block through being bolted to ground.
As shown in Figure 6: engine positioning table also comprises a vibration damper, vibration damper comprises the vibration damper installing plate 8 be horizontally fixed on outside horseshoe base 1, this vibration damper installing plate 8 is installed with bolt 9, after this bolt 9 bottom passes vibration damper installing plate 8, shock-absorbing spring post 10 is installed, the upper end of this shock-absorbing spring post 10 is connected on vibration damper installing plate 8, and lower end is connected to lands on block 11, and this lands block 11 through being bolted to ground.
As shown in Figure 1, 2, 3: the top of described pipeline and circuit mounting bracket is provided with fuel tank 12, the upper end of this fuel tank is connected with external oil pipe 13, the lower end of fuel tank is connected with petroleum pipeline 14, petroleum pipeline is provided with oil strainer 15, the petroleum pipeline 14 in oil strainer downstream there are manual oil pipe and a pneumatic oil pipe, in described manual oil pipe, hand valve 16 is installed, in described pneumatic oil pipe, pneumatic valve 17 is installed; Horseshoe base 1 is other is also provided with oil return box 18, and this oil return box is provided with oil inlet pipe 19 and flowline 20, and this flowline 20 communicates with described fuel tank 12; Pipeline and circuit mounting bracket are connected with described control circui platform through circuit crane span structure 21; The bottom of pipeline and circuit mounting bracket is provided with water tank 22, and this water tank 22 is connected with cooling water inlet pipe and cooling water outlet pipe.
Described operating console is connected with engine electronic control unit (ECU), and all signals of engine electronic control unit all introduce operating console, and operating console is provided with the node of each signal, and these nodes comprise:
Ignition switch control input end circuit connection point fire switch; Ignition switch is arranged in the firing circuit of engine.Main switch control inputs terminal circuit connects main switch; Main switch carries out analogue enlargement as ECU control signal at operator's console.Auxiliary switch control inputs terminal circuit connects auxiliary switch; Auxiliary switch and main switch interlock.Clutch switch control inputs terminal circuit connects clutch switch; Clutch switch is arranged in the control system of engine clutch, and operator's console emulates clutch switch signal.Cruise control switch control inputs terminal circuit connects cruise control switch; Cruise switch is connected with control desk by Aviation Connector, simulates car load working control better.Pedal signal inlet circuit connects accelerator pedal position sensor; Accelerator pedal position sensor is arranged on pedal.Diagnosis request switch control input circuit connection diagnostic request switch; Diagnosis request switch provides diagnosis request signal to ECU.Fuel oil has taps control inputs terminal circuit to connect fuel oil and has taps; Fuel oil has taps to be arranged on operator's console can to emulate easily.Inlet air heating circuit of output terminal connects inlet air heating relay; Inlet air heating Control is simulated.Fuel Heating circuit of output terminal connects fuel Heating relay; Fuel Heating Control is simulated.Braking circuit of output terminal connecting engine braking electromagnetic valve; By engine braking solenoid valve, engine braking is emulated.
Fuel metering control end circuit connects fuel metering unit; Fuel metering cellular installation on the engine.Fuel injector is arranged in engine.
Ignition switch control input end circuit connection point fire switch; Main switch control inputs terminal circuit connects main switch; Auxiliary switch control inputs terminal circuit connects auxiliary switch; Clutch switch control inputs terminal circuit connects clutch switch; Cruise control switch control inputs terminal circuit connects cruise control switch; Pedal signal inlet circuit connects accelerator pedal position sensor; Diagnosis request switch control input circuit connection diagnostic request switch; Fuel oil has taps control inputs terminal circuit to connect fuel oil and has taps; Inlet air heating circuit of output terminal connects inlet air heating relay; Fuel Heating circuit of output terminal connects fuel Heating relay; Braking circuit of output terminal connecting engine braking electromagnetic valve; Fuel metering control end circuit connects fuel metering unit; First fuel injector output control terminal circuit connects fuel injector 1; Second fuel injector output control terminal circuit connects fuel injector 2; 3rd fuel injector output control terminal circuit connects fuel injector 3; 4th fuel injector output control terminal circuit connects fuel injector 4; 5th fuel injector output control terminal circuit connects fuel injector 5; 6th fuel injector output control terminal circuit connects fuel injector 6; Start circuit of output terminal and connect starting relay; Gas exhaust inspecting terminal circuit connects exhaust brake valve; Machine oil data input pin group circuit junctor oil temperature/pressure transducer; Air inlet data input pin group circuit connects intake air temperature/pressure transducer; Camshaft data input end group circuit connects crankshaft rotational speed sensor; Camshaft data input pin group circuit connects camshaft speed sensor; Coolant temperature inlet circuit connects cooling-water temperature transmitter; Fuel oil temperature inlet circuit connects fuel temperature sensor; Rail pressure inlet circuit connecting rail pressure sensor; Start circuit of output terminal and connect starting relay; Starting relay is arranged in engine start circuit.
Gas exhaust inspecting terminal circuit connects exhaust brake valve; Machine oil data input pin group circuit junctor oil temperature/pressure transducer; Oil temperature/pressure transducer detects oil temperature and machine oil hydraulic.Air inlet data input pin group circuit connects intake air temperature/pressure transducer; Intake air temperature/pressure transducer detects temperature and the air pressure of motor intake manifold.Camshaft data input end group circuit connects crankshaft rotational speed sensor; Crankshaft rotational speed sensor detects engine crankshaft rotating speed.Camshaft data input pin group circuit connects camshaft speed sensor; Camshaft speed sensor detects engine cam rotating speed.Coolant temperature inlet circuit connects cooling-water temperature transmitter; Cooling-water temperature transmitter detects the temperature of engine cool circulation fluid.Fuel oil temperature inlet circuit connects fuel temperature sensor; Fuel temperature sensor detects fuel oil temperature.Rail pressure inlet circuit connecting rail pressure sensor; Rail pressure sensor detects engine common rail pipe pressure.
In the circuit that described each circuit connects, be all provided with signal sampling point.Signal sampling point is positioned at the front panel of operating console, each signal connects a banana joint, the test instrumentation such as multimeter or oscillograph is used can directly to obtain corresponding data at signal sampling point, such one side easily and intuitively can obtain various running parameters when engine runs, be convenient to teaching, on the other hand, can carry out independent measurement to the parameter needed, student is convenient to understand.Simultaneously, fault verification switch is had in the middle of the circuit of each connection signal sampled point and engine electronic control unit, this fault verification switch is arranged on the inside of operating console, the circuit of switch closure signals sampled point and engine electronic control unit is connected, the circuit of switch cut-off signal sampled point and engine electronic control unit also disconnects, like this, artificially signalization fault can be connected, so that teaching.
Claims (4)
1. an Engine Block Test training position, be provided with engine positioning table, fuel oil filter locating rack, pipeline and circuit mounting bracket and operating console, it is characterized in that, engine positioning table comprises horseshoe base, the bottom of this horseshoe base is provided with vibration damper, the inner ring of horseshoe base is provided with ladder, and outer ring is provided with locking device, vibration damper is fixed on the ground by foot screw, fuel oil filter locating rack is arranged on the side of engine positioning table, the opposite side of engine positioning table is provided with pipeline and circuit mounting bracket, the fuel oil of turnover engine is connected to pipeline and circuit mounting bracket through oil pipe, pipeline and circuit mounting bracket there is the valve controlling fuel oil turnover engine, fuel oil filter locating rack is provided with fuel tank, fuel oil filter and circuit switch case, in-line is connected with between filtrator on fuel oil filter locating rack and pipeline and circuit mounting bracket, return line is connected with between fuel tank and pipeline and circuit mounting bracket, and all by-pass valve control is housed respectively in in-line and return line, engine on engine positioning table is connected to operating console by the circuit switch case crane span structure on fuel oil filter locating rack,
The locking device that described horseshoe base outer ring is arranged comprises four-bar mechanism, this four-bar mechanism is by base connecting rod (2), handle and connecting rod (3), transition connecting rod (4) and compression connecting rod (5) composition, wherein base connecting rod (2) is fixed on described horseshoe base (1), this base connecting rod is provided with high tie point and low tie point, wherein low tie point is positioned at the outside of horseshoe base, one end of described transition connecting rod is connected on this low tie point, the other end of transition connecting rod connects described handle and connecting rod, this handle and connecting rod is a bending bar, the bending point of this bending bar connects described transition connecting rod, the long end of bending bar is handle, handle stretches out the outer boundary of described horseshoe base, the short end of bending bar connects described compression connecting rod, described compression connecting rod is a "T"-shaped bar, the minor face two ends of this "T"-shaped bar connect described transition connecting rod and base connecting rod respectively, be fixed together in the middle part of the one end on the long limit of "T"-shaped bar and its minor face, the other end on long limit stretches out the inner boundary of described horseshoe base, this extension has bar shaped groove, be equipped with this bar shaped groove and lock depression bar (6), the top of this locking depression bar is through described bar shaped groove, middle part has notch depression bar groove upwards, the long limit of described compression connecting rod falls into this depression bar groove, screw thread pressure head (7) is equipped with through thread bush in the bottom of described locking depression bar.
2. Engine Block Test training position according to claim 1, it is characterized in that: described vibration damper comprises the vibration damper installing plate (8) be horizontally fixed on outside described horseshoe base, this vibration damper installing plate is installed with bolt (9), after this bolt bottom passes vibration damper installing plate, shock-absorbing spring post (10) is installed, the upper end of this shock-absorbing spring post is connected on vibration damper installing plate, and lower end is connected to lands on block (11), and this lands block through being bolted to ground.
3. Engine Block Test training position according to claim 1, it is characterized in that: the top of described pipeline and circuit mounting bracket is provided with fuel tank (12), the upper end of this fuel tank is connected with external oil pipe (13), the lower end of fuel tank is connected with petroleum pipeline (14), petroleum pipeline is provided with oil strainer (15), the petroleum pipeline in oil strainer downstream there are manual oil pipe and a pneumatic oil pipe, hand valve (16) is installed in described manual oil pipe, pneumatic valve (17) is installed in described pneumatic oil pipe; Described horseshoe base is other is also provided with oil return box (18), and this oil return box is provided with oil inlet pipe (19) and flowline (20), and this flowline (20) communicates with described fuel tank; Pipeline and circuit mounting bracket connect through circuit crane span structure (21) and described control circui platform; The bottom of pipeline and circuit mounting bracket is provided with water tank (22), and this water tank is connected with cooling water inlet pipe and cooling water outlet pipe.
4. according to the Engine Block Test training position of claims 1 to 3 described in one of them, it is characterized in that: in described operating console, be provided with engine electronic control unit, electronic control unit comprises: ignition switch control input end circuit connection point fire switch, main switch control inputs terminal circuit connects main switch, auxiliary switch control inputs terminal circuit connects auxiliary switch, clutch switch control inputs terminal circuit connects clutch switch, cruise control switch control inputs terminal circuit connects cruise control switch, pedal signal inlet circuit connects accelerator pedal position sensor, diagnosis request switch control input circuit connection diagnostic request switch, fuel oil has taps control inputs terminal circuit to connect fuel oil and has taps, inlet air heating circuit of output terminal connects inlet air heating relay, fuel Heating circuit of output terminal connects fuel Heating relay, braking circuit of output terminal connecting engine braking electromagnetic valve, fuel metering control end circuit connects fuel metering unit, first fuel injector output control terminal circuit connects the first fuel injector, second fuel injector output control terminal circuit connects the second fuel injector, 3rd fuel injector output control terminal circuit connects the 3rd fuel injector, 4th fuel injector output control terminal circuit connects the 4th fuel injector, 5th fuel injector output control terminal circuit connects the 5th fuel injector, 6th fuel injector output control terminal circuit connects the 6th fuel injector, start circuit of output terminal and connect starting relay, gas exhaust inspecting terminal circuit connects exhaust brake valve, machine oil data input pin group circuit junctor oil temperature or pressure transducer, air inlet data input pin group circuit connects intake air temperature or pressure transducer, camshaft data input end group circuit connects crankshaft rotational speed sensor, camshaft data input pin group circuit connects camshaft speed sensor, coolant temperature inlet circuit connects cooling-water temperature transmitter, fuel oil temperature inlet circuit connects fuel temperature sensor, rail pressure inlet circuit connecting rail pressure sensor, in the circuit that described each circuit connects, all be provided with signal sampling point.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310080263.3A CN103123760B (en) | 2013-03-13 | 2013-03-13 | Engine test training table |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310080263.3A CN103123760B (en) | 2013-03-13 | 2013-03-13 | Engine test training table |
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| CN103123760A CN103123760A (en) | 2013-05-29 |
| CN103123760B true CN103123760B (en) | 2015-02-11 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105096726B (en) * | 2015-08-24 | 2018-02-27 | 广东中才教学仪器有限公司 | A kind of experiment table of automobile engine data set shows and checking system |
| CN111524440B (en) * | 2020-06-04 | 2021-09-21 | 北京智扬北方国际教育科技有限公司 | Engine running state demonstration device |
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