CN204614312U - A kind of relay analog module of simulated automotive fault - Google Patents

A kind of relay analog module of simulated automotive fault Download PDF

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Publication number
CN204614312U
CN204614312U CN201520098963.XU CN201520098963U CN204614312U CN 204614312 U CN204614312 U CN 204614312U CN 201520098963 U CN201520098963 U CN 201520098963U CN 204614312 U CN204614312 U CN 204614312U
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China
Prior art keywords
relay
module
connector
simulated
wiring harness
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Expired - Fee Related
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CN201520098963.XU
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Chinese (zh)
Inventor
张宗梅
陈春华
许飞
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张宗梅
陈春华
许飞
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Priority to CN201520098963.XU priority Critical patent/CN204614312U/en
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Abstract

The utility model relates to a kind of relay analog module of simulated automotive fault, it comprises relay assembly module; Relay assembly module one end is provided with the first wiring harness plug-in connector for connecting automobile ECU module, and the relay assembly module other end is provided with the second wiring harness plug-in connector for connecting the overall wire sheaves connector that former car is connected with ECU; Relay assembly module connects automobile ECU module by the first wiring harness plug-in connector, and is connected the overall wire sheaves connector of former car and automobile ECU model calling by the second wiring harness plug-in connector.The utility model is when arranging vehicle failure, only vehicle complete vehicle Wiring harness terminal need be extracted from the former car automobile ECU module jack connected, then the first wiring harness plug-in connector in relay assembly module and the second wiring harness plug-in connector correspondence are connected on the overall wire sheaves connector of automobile ECU module and former car and automobile ECU model calling, can need to arrange vehicle failure according to teaching, not damage car electric wiring and components and parts, auto repair is facilitated to impart knowledge to students, avoid the destruction of automotive wire bundle, any automobile at any time can as fault verification, convenient and swift.

Description

A kind of relay analog module of simulated automotive fault
Technical field
The utility model relates to a kind of education sector, Automobile Maintenance Speciality and vehicle trouble and arrange technology, what be specifically related to is a kind of equipment carrying out imparting knowledge to students for simulated automotive field failure, i.e. a kind of relay analog module of simulated automotive fault.
Background technology
Along with the development of auto industry and improving constantly of people's living standard, automobile has become day by day universal walking-replacing tool.Meanwhile, the portfolio of auto repair also constantly increases, and the working troop of auto repair also grows stronger day by day.But, on the one hand, along with continuous renewal and the development of automotive engineering, more and more higher to the requirement of Automobile Service personnel; On the other hand, current Automobile Service personnel amount still can not meet the needs of growing auto industry.Therefore, how to cultivate a large amount of high-caliber auto repair personnel rapidly, become the unavoidable problem of development auto industry.
In motor vehicle repair process, diagnosis and detection vehicle failure is a very crucial step, because diagnostic result whether accurate directly decides quality and efficiency that follow-up work (as fixing a breakdown) completes.Therefore, the ability of Automobile Service personnel to vehicle failure detection and diagnosis is improved very necessary.
And at present, in " vehicle testing technique and fault diagnosis " imparts knowledge to students, the setting of vehicle failure point is taked to sensor, the actuator element of artificial destruction automobile, or the setting of fault is realized by methods such as artificial destruction automobile ECU circuits, prolonged and repeated the artificial damage that fault can cause vehicle harness, sensor, actuator element is set, vehicle service life shortens, and fault verification is limited in scope, and brings very big inconvenience to teaching.
The practical training stand of school's cost hundreds thousand of units buying is used for fault, but can not realize real vehicle, directly perceived, multi-functional onsite teaching, and automobile can not be utilized fast to carry out fault verification, and student is still very difficult to the cognition of vehicle trouble phenomenon, and teaching is inconvenient.
Utility model content
For the deficiency that prior art exists, the utility model object is to provide a kind of when not destroying real vehicle, the relay analog module that real vehicle now inserts the simulated automotive fault of now use, quick-setting vehicle trouble can be realized, reliably convenient, realize real vehicle, object teaching malfunction approach, be content with very little teaching needs, contributes to reaching better teaching efficiency.
To achieve these goals, the utility model realizes by the following technical solutions:
A relay analog module for simulated automotive fault, is characterized in that, it comprises the relay assembly module for simulated automotive fault; Described relay assembly module one end is provided with the second wiring harness plug-in connector for connecting vehicle complete vehicle wire harness plug wire device, and the described relay assembly module other end is provided with the first wiring harness plug-in connector for connecting automobile ECU module; Described relay assembly module connects automobile ECU module by the first wiring harness plug-in connector, and the overall wire sheaves connector of former car and automobile ECU model calling is connected by the second wiring harness plug-in connector, namely by arranging relay assembly module, when not destroying vehicle harness, the vehicle complete vehicle Wiring harness terminal of real vehicle is pulled up from automobile ECU module, automotive wire bundle plug wire device, by relay assembly model calling, namely realize the setting to vehicle trouble by relay assembly module.
According to the relay analog module of above-mentioned simulated automotive fault, wherein, it also comprises the serial ports controller run for pilot relay composite module, and the output control terminal of described relay assembly module is connected with serial ports controller.
According to the relay analog module of above-mentioned simulated automotive fault, wherein, described serial ports controller is also connected with radio receiving transmitting module, be convenient to remote wireless control, facilitate student's training operation, avoid the complexity of circuit, at any time the operation of controlled in wireless relay assembly module.
According to the relay analog module of above-mentioned simulated automotive fault, wherein, described relay analog module also comprises a box body, described serial ports controller, relay assembly module are all arranged in box body, described first wiring harness plug-in connector is arranged on a sidewall of box body, and described second wiring harness plug-in connector is arranged on another sidewall of box body.
According to the relay analog module of above-mentioned simulated automotive fault, wherein, described relay assembly module comprises some relay simulated failure circuit for controlling automotive wire bundle break-make simulated automotive fault, and automotive wire bundle correspondence of often going here and there connects a relay simulated failure circuit.
According to the relay analog module of above-mentioned simulated automotive fault, wherein, described relay simulated failure circuit comprises the second simulated failure circuit that the first simulated failure circuit and the first simulated failure circuit are in parallel, described first simulated failure circuit comprise operation circuit break-make the first gauge tap and for controlling the first closed dynamic circuit breaker relay of the first gauge tap, described second simulated failure circuit comprises for the second gauge tap of operation circuit break-make with for controlling the second closed dynamic circuit breaker relay of the second gauge tap, described second gauge tap is parallel with resistance.
According to the relay analog module of above-mentioned simulated automotive fault; wherein; described relay simulated failure circuit also comprises the 3rd simulated failure circuit; described 3rd simulated failure circuit comprises for the 3rd gauge tap of operation circuit break-make with for controlling the 3rd closed dynamic circuit breaker relay of the 3rd gauge tap; the 3rd described gauge tap is also in series with protective resistance, and described protective resistance and the 3rd gauge tap are all in parallel with automotive check sensor.
According to the relay analog module of above-mentioned simulated automotive fault, wherein, described serial ports controller adopts Shi 40 road serial ports controller, and described relay assembly module adopts Shi 40 tunnel to embed relay module.
The beneficial effects of the utility model are as follows:
The utility model is mainly in Automobile Maintenance Speciality education activities, and fault is difficult to offering question, is designed cleverly by science, realize fault verification, reliably convenient, teaching malfunction approach can be provided according to teaching needs, be content with very little teaching needs, contributes to reaching better teaching efficiency.The utility model is by being connected in series relay assembly module at vehicle complete vehicle Wiring harness terminal with before automobile ECU module, not damage car electric wiring and components and parts when arranging vehicle failure, only vehicle complete vehicle Wiring harness terminal need be extracted from the former car automobile ECU module jack connected, then by relay assembly module first, second wiring harness plug-in connector correspondence is connected to automobile ECU module and automotive wire bundle plug wire device, simulated automotive fault can be needed according to teaching, auto repair is facilitated to impart knowledge to students, avoid the destruction of automotive wire bundle, any automobile at any time can as fault verification, convenient and swift.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is construction module block diagram of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is serial ports controller port connection figure of the present utility model;
Fig. 4 is automobile engine control system fault verification schematic diagram of the present utility model;
Fig. 5 is another fault verification schematic diagram of automobile engine control system of the present utility model;
Fig. 6 is an automobile engine control system of the present utility model fault verification schematic diagram again.
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
See Fig. 1 and Fig. 2, what the present embodiment was to provide can the relay analog module of quick and convenient, simulated automotive fault that plug and play can arrange vehicle failure, and it comprises box body 100, relay assembly module 10, serial ports controller 20 and radio receiving transmitting module 30 for simulated automotive fault; Relay assembly module 10, serial ports controller 20 and radio receiving transmitting module 30 are all installed in box body 100, the output control terminal of relay assembly module 10 connects serial ports controller 20, serial ports controller 20 connects radio receiving transmitting module 30, be convenient to the controlled in wireless of computing machine, facilitate student's training operation, avoid the complexity of circuit, at any time the operation of controlled in wireless relay assembly module.
In the present embodiment, relay assembly module 10 is provided with the first wiring harness plug-in connector 12 for connecting automobile ECU module 40; Described relay assembly module 10 other end is provided with the second wiring harness plug-in connector 14, second wiring harness plug-in connector 14 for connecting the overall wire sheaves connector 60 be connected with former car ECU; First wiring harness plug-in connector 12, the second plug wire terminal 14 of the present embodiment is all arranged on box body, and the first wiring harness plug-in connector 12, second plug wire terminal 14 is separately positioned on two sides of box body, convenient connection each other.Described relay assembly module 10 is connected with automobile ECU Wiring harness terminal 40, the overall wire sheaves connector 60 that is connected with ECU respectively by the first wiring harness plug-in connector 12, second plug wire terminal 14.Namely when not destroying vehicle harness, the vehicle complete vehicle wiring harness plug-in connector 60 of real vehicle is pulled up from automobile ECU module 40, connect the second plug wire terminal 14 and the first wiring harness plug-in connector 12 in relay assembly module 10 respectively, can relay assembly module pass through to realize the setting to vehicle trouble, fast and easy, fast and reliable, student can be allowed by existing car detection failure directly perceived, comprehensive, be convenient to vehicle maintenance teaching.
It is worth mentioning that, relay assembly module comprises some relay simulated failure circuit for simulated automotive fault, the relay assembly module of the present embodiment adopts Shi 40 tunnel to embed relay, 40 road serial ports controllers corresponding during the Shi Yu 40 tunnel embedding relay that serial ports controller adopts.Therefore, the relay assembly module of the present embodiment comprises 40 relay simulated failure circuit, each connection with vehicle complete vehicle wire harness is stated connection and is had a relay simulated failure circuit, in the middle of the present embodiment, can see Fig. 4, relay simulated failure circuit comprises the second simulated failure circuit that the first simulated failure circuit and the first simulated failure circuit are in parallel, described first simulated failure circuit comprise operation circuit break-make the first gauge tap and for controlling the first closed dynamic circuit breaker relay K 9 of the first gauge tap, described second simulated failure circuit comprises for the second gauge tap of operation circuit break-make with for controlling the second closed dynamic circuit breaker relay K 1 of the second gauge tap, described second gauge tap is parallel with the resistance R of 9000 ohm 2.
In the present embodiment, for elaborating the utility model, see Fig. 4, K1----second dynamic circuit breaker relay, a terminal is 5V power supply terminal, No. two terminals by serial ports Control, No. two terminals and negative pole conducting when serial ports relay receives the failure message that computer software platform sends, K1 dynamic circuit breaker relay is often opened from normally closed becoming, and B107-4# to K20-X1-20# becomes serial connection 9000 Ω resistance R2 from conducting.
Air throttle actuator controls (TAC) system and utilizes two accelerator pedal position (APP) sensors to monitor accelerator pedal position.Accelerator pedal position sensor 1 and 2 is positioned at pedal assembly.Each sensor has 5 volts of reference voltage circuits, a low level reference voltage circuit and a signal circuit.Also use two processors to control electric system data to monitor air throttle actuator simultaneously.Two processors are positioned at engine control module.Each signal circuit provides the signal voltage becoming corresponding ratio with pedal displacement for two processors.When B107-4# to K20-X1-20# becomes serial connection 9000 Ω resistance from conducting, processor detects misdata, produces diagnostic trouble code P2138.
K9----first dynamic circuit breaker relay, a terminal is 5V power supply terminal, No. two terminals are by serial ports Control, No. two terminals and negative pole conducting when serial ports relay receives the failure message that computer software platform sends, K9 dynamic circuit breaker relay is often opened from normally closed becoming, and B107-3# to K20-X1-40# becomes open circuit from conducting.
Air throttle actuator controls (TAC) system and utilizes two accelerator pedal position (APP) sensors to monitor accelerator pedal position.Accelerator pedal position sensor 1 and 2 is positioned at pedal assembly.Each sensor has 5 volts of reference voltage circuits, a low level reference voltage circuit and a signal circuit.Also use two processors to control electric system data to monitor air throttle actuator simultaneously.Two processors are positioned at engine control module.Each signal circuit provides the signal voltage becoming corresponding ratio with pedal displacement for two processors.When B107-3# to K20-X1-40# becomes open circuit from conducting, processor detects misdata, produces diagnostic trouble code P2122.
In addition; see Fig. 5; relay simulated failure circuit also can also be set to the 3rd simulated failure circuit; 3rd simulated failure circuit comprises for the 3rd gauge tap of operation circuit break-make with for controlling the 3rd closed dynamic circuit breaker relay of the 3rd gauge tap; the 3rd described gauge tap is also in series with protective resistance, and described protective resistance and the 3rd gauge tap are all in parallel with automotive check sensor.
See Fig. 5; K33----is dynamic closes relay; a terminal is 5V power supply terminal; No. two terminals are by serial ports Control; No. two terminals and negative pole conducting when serial ports relay receives the failure message that computer software platform sends; K33 dynamic circuit breaker relay from often open become normally closed, K20-X2-54# and K20-X2-73#(negative pole) seal in conducting after 10 Europe resistance, produce short circuit (seal in 10 Europe resistance and only play circuit protective effect).
Engine control module (ECM) has 5 volts, 4 inside reference voltage circuit.Each internal reference voltage circuit provides outside 5 volts of reference voltage circuits for multiple sensor.Outside 5 volts of reference voltage circuits, to bonding short circuit or to voltage short circuit, affect all parts be connected with same inner 5 volts of reference voltage circuits.K20-X2-54# and K20-X2-73#(negative pole) conducting, when producing short circuit, produce diagnostic trouble code P0641.
See Fig. 6; K36----is dynamic closes relay; a terminal is 5V power supply terminal; No. two terminals are by serial ports Control; No. two terminals and negative pole conducting when serial ports relay receives the failure message that computer software platform sends; K36 dynamic circuit breaker relay from often open become normally closed, conducting after K20-X2-36# and K20-X2-8# seals in 10 Europe resistance (seal in 10 Europe resistance and only play circuit protective effect).
Manifold absolute pressure sensor has 5 volts of reference voltage circuits, a low level reference voltage circuit and a signal circuit.Engine control module provides 5 volts of voltages to pressure transducer 5 volts of reference voltage circuits absolutely to manifold, and provides bonding to low level reference voltage circuit.Manifold absolute pressure sensor provides one to change relevant voltage signal to air-distributor pressure by signal circuit to engine control module.During K20-X2-36# and K20-X2-8# conducting, signal voltage 5V, signal over range, produces diagnostic trouble code P0106.
Based on above-mentioned, the utility model is mainly in Automobile Maintenance Speciality education activities, fault is difficult to offering question, designed cleverly by science, realize fault verification, reliably convenient, teaching malfunction approach can be provided according to teaching needs, be content with very little teaching needs, contributes to reaching better teaching efficiency.The utility model is by being connected in series relay assembly module at vehicle complete vehicle Wiring harness terminal with before automobile ECU module, not damage car electric wiring and components and parts when arranging vehicle failure, only vehicle complete vehicle Wiring harness terminal need be extracted from the former car automobile ECU module jack connected, then first is connected in relay assembly module, second wire harness is plugged in device correspondence and is connected to automobile ECU module and automotive wire bundle plug wire device, simulated automotive fault can be needed according to teaching, auto repair is facilitated to impart knowledge to students, avoid the destruction of automotive wire bundle, any automobile at any time can as fault verification, convenient and swift.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (8)

1. a relay analog module for simulated automotive fault, is characterized in that, it comprises the relay assembly module for simulated automotive fault; Described relay assembly module one end is provided with the second wiring harness plug-in connector for connecting vehicle complete vehicle wire harness plug wire device, and the described relay assembly module other end is provided with the first wiring harness plug-in connector for connecting automobile ECU module; Described relay assembly module connects automobile ECU module by the first wiring harness plug-in connector, and is connected the overall wire sheaves connector of former car and automobile ECU model calling by the second wiring harness plug-in connector.
2. the relay analog module of simulated automotive fault according to claim 1, its feature in, its also comprise for pilot relay composite module run serial ports controller, the output control terminal of described relay assembly module is connected with serial ports controller.
3. the relay analog module of simulated automotive fault according to claim 2, is characterized in that, described serial ports controller is also connected with radio receiving transmitting module.
4. the relay analog module of simulated automotive fault according to claim 2, it is characterized in that, described relay analog module also comprises a box body, described serial ports controller, relay assembly module are all arranged in box body, described first wiring harness plug-in connector is arranged on a sidewall of box body, and described second wiring harness plug-in connector is arranged on another sidewall of box body.
5. the relay analog module of the simulated automotive fault according to any one of Claims 1-4, it is characterized in that, described relay assembly module comprises some relay simulated failure circuit for controlling automotive wire bundle break-make simulated automotive fault, and automotive wire bundle correspondence of often going here and there connects a relay simulated failure circuit.
6. the relay analog module of simulated automotive fault according to claim 5, it is characterized in that, described relay simulated failure circuit comprises the second simulated failure circuit that the first simulated failure circuit and the first simulated failure circuit are in parallel, described first simulated failure circuit comprise operation circuit break-make the first gauge tap and for controlling the first closed dynamic circuit breaker relay of the first gauge tap, described second simulated failure circuit comprises for the second gauge tap of operation circuit break-make with for controlling the second closed dynamic circuit breaker relay of the second gauge tap, described second gauge tap is parallel with resistance.
7. the relay analog module of simulated automotive fault according to claim 5; it is characterized in that; described relay simulated failure circuit also comprises the 3rd simulated failure circuit; described 3rd simulated failure circuit comprises for the 3rd gauge tap of operation circuit break-make with for controlling the 3rd closed dynamic circuit breaker relay of the 3rd gauge tap; the 3rd described gauge tap is also in series with protective resistance, and described protective resistance and the 3rd gauge tap are all in parallel with automotive check sensor.
8. the relay analog module of the simulated automotive fault according to Claims 1-4 any one, is characterized in that, described serial ports controller adopts Shi 40 road serial ports controller, and described relay assembly module adopts Shi 40 tunnel to embed relay module.
CN201520098963.XU 2015-02-11 2015-02-11 A kind of relay analog module of simulated automotive fault Expired - Fee Related CN204614312U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107764478A (en) * 2017-09-08 2018-03-06 中国第汽车股份有限公司 Portable direct-reading type Motronic control maps engine oil pressure pickup detector
CN110632495A (en) * 2018-06-25 2019-12-31 联合汽车电子有限公司 Circuit fault simulation system and method
CN111524430A (en) * 2020-04-07 2020-08-11 南京交通职业技术学院 Engine fault simulation system based on mobile phone Bluetooth

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107764478A (en) * 2017-09-08 2018-03-06 中国第汽车股份有限公司 Portable direct-reading type Motronic control maps engine oil pressure pickup detector
CN110632495A (en) * 2018-06-25 2019-12-31 联合汽车电子有限公司 Circuit fault simulation system and method
CN111524430A (en) * 2020-04-07 2020-08-11 南京交通职业技术学院 Engine fault simulation system based on mobile phone Bluetooth

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150902

Termination date: 20160211