CN201145987Y - Car engine test stand - Google Patents
Car engine test stand Download PDFInfo
- Publication number
- CN201145987Y CN201145987Y CNU2007200994101U CN200720099410U CN201145987Y CN 201145987 Y CN201145987 Y CN 201145987Y CN U2007200994101 U CNU2007200994101 U CN U2007200994101U CN 200720099410 U CN200720099410 U CN 200720099410U CN 201145987 Y CN201145987 Y CN 201145987Y
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- cover body
- engine
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Abstract
The utility model relates to an automobile engine test table which comprises a bench, a case body, a cover body, a control and display panel, a control circuit and an electrical control gasoline engine. The case body and the cover body are respectively installed at the bench. The electrical control gasoline engine is installed inside the cover body. The control circuit is arranged inside the case body and comprises an interface circuit, a power supply circuit, a master control circuit and a drive circuit. The master control circuit carries out detection, calculation processing and logic judgement on an input signal by a singlechip, sends a control command to each actuator according to a control program and test data which are stored in advance so as to control the work of each actuator, and displays the data by the LED display screen of the control and display panel. The utility model integrates the operation of the whole engine into a bench for study, thereby avoiding the complexity and difficulty of real automobile operation. The test table has visual and simple wiring and clear circuit of the whole automobile and is convenient for the student to observe various kinds of electronic failures and master various kinds of methods for troubleshooting skillfully.
Description
Technical field
The utility model belongs to exploitation teaching equipment field, relates to a kind of motor car engine testing table, motor car engine is contained in moves on the testing table and malfunction demo, reaches the purpose of being convenient to impart knowledge to students.
Background technology
Along with the fast continual development of national economy, the raising day by day of the people's income and the level of consumption, the gesture that automobile industry is covered ear with a sudden peal of thunder grows up.In recent years, the fast development of electronic technology has and has accelerated the application of electronic technology on automobile, Hyundai Motor is compared with orthodox car earth-shaking variation has been taken place, and electric-control motor has replaced mechanically controlled type engine in the past basically.The application of electronic technology on engine improved the performance of engine greatly, makes it in dynamic property, and economy, aspects such as emission behavior have all had and significantly improve.Electronic Control also becomes an important content of present engine research.Simultaneously, because The application of new technique makes engine control system more complicated than before.Often some electronic failures that occur did not run into before being, and these faults are also often directly perceived unlike mechanical fault, were convenient to handle.So use and the maintenance personal to engine has higher requirement now.Therefore, the master-hand is flat to having, the auto repair talent's of high professional qualification demand is extremely urgent in market.For this reason, some domestic auto vendors have developed various fault diagnosis equipments and equipment in succession, as: OTC, DRB II, STAR II, doctor Che, the king that repairs, electric eye eyeball, and various oscillograph and brain comprehensive analyser etc., can show the diagnostic trouble code and the data stream of electric-control motor by these instruments, for the fault diagnosis and the maintenance of electric-control motor provides convenience.But because the kind of automobile is various, the instrument of different manufacturers can only be applicable to a kind of vehicle or car system.But some can be diagnosed the fault of other vehicles or car system need to change data card and diagnose connector plug.In addition, these instruments not only cost an arm and a leg but also all fault can not be set, and therefore can not get being suitable for more uncomfortable cooperation teaching demonstration in some middle-size and small-size maintenance factories.
Summary of the invention
Problem to be solved in the utility model is, overcome the deficiencies in the prior art, a kind of car electrics testing table is provided, with singlechip technology, electric-control motor technology and control theory combination, not only can show the multiplex data stream of electric-control motor simultaneously but also can static state show the diagnostic trouble code that the ECU of electric-control motor stores, provide convenience for the auto repair technician utilizes data stream and diagnostic trouble code to analyze the electric-control motor fault.
The utility model solves its technical matters and takes following technical scheme to realize:
A kind of motor car engine testing table that provides according to the utility model, comprise stand, casing, cover body, control and display panel, control circuit and electric-controlled petrol engine, described casing, cover body are contained on the stand respectively, electric-controlled petrol engine is housed in the cover body, control circuit is housed in the casing; Control circuit comprises interface circuit, power circuit, governor circuit and driving circuit, governor circuit by single-chip microcomputer to the signal of input detect, calculation process and logic determines, control program and test figure according to storage in advance, send steering order to each actuator, control the work of each actuator, and by the LED display video data on control and the display panel.
It is to take following technical scheme further to realize that the utility model solves its technical matters:
Aforesaid described interface circuit is made of one group of triode, and each triode connects one road signal, and the break-make of triode is controlled by governor circuit control base voltage.
Aforesaid power circuit is made up of accumulator, generator, regulator and working condition indicating device.
Aforesaid driving circuit is the signal according to governor circuit, and demonstration and the fault finished electric-control motor data stream, diagnostic trouble code are provided with work.
Aforesaid electric-controlled petrol engine is the CA4GB electric-controlled petrol engine.
The utility model compared with prior art has significant advantage and beneficial effect.
The utility model adopts the operation of whole engine is comprehensively carried out research learning to a stand, has avoided the complicated and difficult of real vehicle operation; The testing table overall routing is directly perceived, simple, line clear, be convenient to lecture teaching to the student; All the automatically controlled circuit structure comes into plain view, and is convenient to the student and observes various electronics applauses and on top of various methods of fixing a breakdown and skill intuitively, and utilization is convenient; Whole wirings of testing table all concentrate on one within sweep of the eye, are convenient to interpreting blueprints, are easy to make the scholar to grasp control principle on the whole.
Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present utility model;
Fig. 2 is a circuit working schematic diagram of the present utility model.
Wherein: 1, stand 2, casing 3, cover body 4, control and display panel
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, embodiment, structure, feature and effect thereof that foundation the utility model is provided, describe in detail as after.
See also Fig. 1～2, a kind of motor car engine testing table, comprise stand 1, casing 2, cover body 3, control and display panel 4, control circuit and electric-controlled petrol engine, described casing, cover body are contained on the stand respectively, the CA4GB electric-controlled petrol engine is housed in the cover body, control circuit is housed in the casing; Control circuit comprises interface circuit, power circuit, governor circuit and driving circuit, governor circuit by single-chip microcomputer to the signal of input detect, calculation process and logic determines, control program and test figure according to storage in advance, send steering order to each actuator, control the work of each actuator, and by the LED display video data on control and the display panel.Interface circuit is made of one group of triode, and each triode connects one road signal, and the break-make of triode is controlled by governor circuit control base voltage.Power circuit is made up of accumulator, generator, regulator and working condition indicating device.Driving circuit is the signal according to governor circuit, and demonstration and the fault finished electric-control motor data stream, diagnostic trouble code are provided with work.
Method for making:
This block testing stand is made to have the engine electric-controlled knowledge of specialty, the control principle of electric-control motor on top of, and control method, sensor and wiring rule are that prerequisite is set out, the step of making is: 1) make up stand and appropriate design control panel.2) match suitable fuel tank and water tank.3) the air throttle partial design becomes machinery and two kinds of selection modes of electronics.4) design casing and cover body.5) finish the connection circuit.Design overall requires rational in infrastructure, the good looking appearance, easy to operate of integral layout, and the fixing of accessory and stand will be stablized firmly, and wiring is clear, and drawing of fault wire is in picturesque disorder.
Concrete function is as follows:
1. can carry out tens kinds of single failure demonstrations, tens kinds of combined failure demonstrations, fault comprises: the simulation of atomizer, air inlet pressure sensor, throttle position sensor, crankshaft position sensor, ignition coil, petrol pump, mileometer, lambda sensor, detonation sensor, ignition switch, fan electromotor, FP Fuel Pump Relay, main relay, ECU power supply, water temperature raises.
2. the LED Presentation Function of various faults.
3. oil pressure gauge, the former car Presentation Function of tachometer gage etc.
4. utilize " doctor Che " detection failure function, read failure sign indicating number.
5. multimedia teaching function: the explanation of engine electric spray principle, the teaching of each functions of components.
6. the transformation of tail gas discharging pipe and fuel tank, the network structure cover body of engine, teachers and students' security when strengthening engine test.
7. with the combining with teaching function of single-chip microcomputer.
A, the experiment of SCM Based analog acquisition
B, SCM Based tach signal are measured and are handled experiment
C, the experiment of automobile drive circuit of injector
These are all for student study with grasp the electric-control motor principle and fault diagnosis technology provides help.
Claims (5)
1. motor car engine testing table, comprise stand, casing, cover body, control and display panel, control circuit and electric-controlled petrol engine, it is characterized in that: described casing, cover body are contained in respectively on the stand, and electric-controlled petrol engine is housed in the cover body, and control circuit is housed in the casing; Control circuit comprises interface circuit, power circuit, governor circuit and driving circuit, governor circuit by single-chip microcomputer to the signal of input detect, calculation process and logic determines, control program and test figure according to storage in advance, send steering order to each actuator, control the work of each actuator, and by the LED display video data on control and the display panel.
2. motor car engine testing table according to claim 1 is characterized in that: described interface circuit is made of one group of triode, and each triode connects one road signal, and the break-make of triode is controlled by governor circuit control base voltage.
3. motor car engine testing table according to claim 1 is characterized in that: described power circuit is made up of accumulator, generator, regulator and working condition indicating device.
4. motor car engine testing table according to claim 1 is characterized in that: described driving circuit is the signal according to governor circuit, and demonstration and the fault finished electric-control motor data stream, diagnostic trouble code are provided with work.
5. motor car engine testing table according to claim 1 is characterized in that: described electric-controlled petrol engine is the CA4GB electric-controlled petrol engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200994101U CN201145987Y (en) | 2007-12-26 | 2007-12-26 | Car engine test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200994101U CN201145987Y (en) | 2007-12-26 | 2007-12-26 | Car engine test stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201145987Y true CN201145987Y (en) | 2008-11-05 |
Family
ID=40082870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200994101U Expired - Fee Related CN201145987Y (en) | 2007-12-26 | 2007-12-26 | Car engine test stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201145987Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331557A (en) * | 2011-06-24 | 2012-01-25 | 东方电气（乐山）新能源设备有限公司 | Testing, detecting and controlling integration experiment method of wind power generator |
| ES2467997A1 (en) * | 2012-12-12 | 2014-06-13 | Talleres Semace, S.A. | External engine starting device (Machine-translation by Google Translate, not legally binding) |
| CN104050867A (en) * | 2014-06-27 | 2014-09-17 | 襄阳金和环保科技有限公司 | Cummins engine teaching device |
| CN104299495A (en) * | 2014-11-13 | 2015-01-21 | 南京富士通南大软件技术有限公司 | Gasoline engine electronic control teaching experiment system and simulation method thereof |
| CN105096726A (en) * | 2015-08-24 | 2015-11-25 | 郭爱军 | Data set displaying and checking system of automobile engine experiment table |
| CN106441914A (en) * | 2016-10-09 | 2017-02-22 | 株洲耀辉光机电研究开发有限公司 | Display control combination testing system based on gas turbine engine application |
| CN108692942A (en) * | 2018-05-24 | 2018-10-23 | 奇瑞汽车股份有限公司 | Engine sensor detection system and detection method |
-
2007
- 2007-12-26 CN CNU2007200994101U patent/CN201145987Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331557A (en) * | 2011-06-24 | 2012-01-25 | 东方电气（乐山）新能源设备有限公司 | Testing, detecting and controlling integration experiment method of wind power generator |
| CN102331557B (en) * | 2011-06-24 | 2014-09-03 | 东方电气（乐山）新能源设备有限公司 | Testing, detecting and controlling integration experiment method of wind power generator |
| ES2467997A1 (en) * | 2012-12-12 | 2014-06-13 | Talleres Semace, S.A. | External engine starting device (Machine-translation by Google Translate, not legally binding) |
| CN104050867A (en) * | 2014-06-27 | 2014-09-17 | 襄阳金和环保科技有限公司 | Cummins engine teaching device |
| CN104050867B (en) * | 2014-06-27 | 2017-02-08 | 襄阳金和环保科技有限公司 | Cummins engine teaching device |
| CN104299495A (en) * | 2014-11-13 | 2015-01-21 | 南京富士通南大软件技术有限公司 | Gasoline engine electronic control teaching experiment system and simulation method thereof |
| CN104299495B (en) * | 2014-11-13 | 2016-09-21 | 南京富士通南大软件技术有限公司 | Petrol engine electronic control teaching experimental system and analogy method thereof |
| CN105096726A (en) * | 2015-08-24 | 2015-11-25 | 郭爱军 | Data set displaying and checking system of automobile engine experiment table |
| 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 |
| CN106441914A (en) * | 2016-10-09 | 2017-02-22 | 株洲耀辉光机电研究开发有限公司 | Display control combination testing system based on gas turbine engine application |
| CN108692942A (en) * | 2018-05-24 | 2018-10-23 | 奇瑞汽车股份有限公司 | Engine sensor detection system and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |