CN202041850U - In-site diagnosis and control data configuration instrument for electricity consumption equipment in bus - Google Patents
In-site diagnosis and control data configuration instrument for electricity consumption equipment in bus Download PDFInfo
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- CN202041850U CN202041850U CN2011201721428U CN201120172142U CN202041850U CN 202041850 U CN202041850 U CN 202041850U CN 2011201721428 U CN2011201721428 U CN 2011201721428U CN 201120172142 U CN201120172142 U CN 201120172142U CN 202041850 U CN202041850 U CN 202041850U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model provides an in-site diagnosis and control data configuration instrument for electricity consumption equipment in a bus, which relates to a diagnosis and control data configuration device for the electricity consumption equipment in the bus. The in-site diagnosis and control data configuration instrument realizes the in-site diagnosis detection on short circuit and open circuit of the electricity consumption equipment, can verify whether a network instrument fails or not and comprises a controller area network (CAN) bus interface circuit, a central processing unit and a display, wherein one communication port of the CAN bus interface circuit is connected with a data transmission port of the central processing unit, and the data signal output end of the central processing unit is connected with the signal input end of the display. When the in-site diagnosis and control data configuration instrument works, the CAN bus interface circuit is connected into the CAN bus network of a highway bus, and messages reflecting corresponding faults can occur on the CAN bus, are received by the CAN bus interface circuit and are finally displayed on the display when the short circuit or open circuit fault occurs after the power supply of the electricity consumption equipment. The in-site diagnosis and control data configuration instrument is used for the in-site detection of the electricity consumption equipment in the bus and can also be used for in-site data configuration.
Description
Technical field
The utility model relates to the diagnosis and the control data inking device of consumer in a kind of passenger vehicle.
Background technology
All realized the total line traffic control of CAN in a lot of at present loading passengers' the highway passenger vehicle, the setting of CAN bus brings great convenience to monitoring and the control to each consumer in the highway passenger vehicle.As shown in Figure 1, provided the interior network instrument 2 of highway passenger vehicle among Fig. 1 by the short circuit of all consumers in CAN bus 1 monitoring car and the technical scheme of open circuit fault.It can find the short circuit and the open circuit conditions of consumer early, has eliminated the hidden danger of traffic safety to a certain extent.If but network instrument 2 itself fault occurred, although produced the short circuit of consumer and the infomational message that opens circuit on the CAN bus 1, network instrument 2 does not reflect yet.Therefore need a field diagnostic pick-up unit, diagnose each consumer on the one hand, verify on the other hand whether network instrument exists fault.
The utility model content
The purpose of this utility model provides the field diagnostic and the control data configuration instrument of consumer in a kind of passenger vehicle, the field diagnostic both having realized the consumer short circuit and opened circuit detects, and can change the threshold value that short circuit in the CAN bus network system and open circuit fault report to the police and the parameter values such as speed ratio of instrument by configuration message again.The CAN node that can also simulate on the CAN network sends message, realizes system emulation, can verify also whether network instrument exists fault.It comprises CAN bus interface circuit I, central processing unit II and display III, the communication port of CAN bus interface circuit I connects the data transmission port of central processing unit II, and the data-signal output terminal of central processing unit II connects the signal input part of display III.
During work, the CAN bus interface circuit I of the utility model field diagnostic instrument is connected in the CAN bus network of a certain highway passenger vehicle, consumer power supply back in the highway passenger vehicle is if short circuit and open circuit fault, the message that just has the reflection corresponding failure occurs on the CAN bus, and received by CAN bus interface circuit I, on display III, show at last.The field diagnostic that can realize the consumer short circuit and open circuit detects, and can verify again whether network instrument exists fault.In main engine plants' entrucking process at the consumer of different capacity, only need to send on the CAN bus by the configuration message of the utility model field diagnostic instrument after with parameter modification, just can upgrade the parameter of CAN network system, like this, not needing to change hardware and software once cover CAN network system can be applied on the dissimilar vehicles.Embody the versatility of CAN network system.In addition, when breaking down, can simulate this node and send message on bus, carries out CAN with other node to communicate by letter, and realizes the CAN Bus simulator by the utility model field diagnostic instrument for certain network node on the vehicle (as retarder etc.).
Description of drawings
Fig. 1 is the structural representation of CAN bus network in the background technology microbus, and Fig. 2 is a structural representation of the present utility model.
Embodiment
Embodiment one: specify present embodiment below in conjunction with Fig. 2.Present embodiment comprises CAN bus interface circuit I, central processing unit II and display III, the communication port of CAN bus interface circuit I connects the data transmission port of central processing unit II, and the data-signal output terminal of central processing unit II connects the signal input part of display III.
Fig. 1 has provided the structural representation of CAN bus network in the background technology microbus, it comprises CAN bus 1, network instrument 2, front module 3, back module 4, upper module 5 and a plurality of control executive circuit 6, front module 3 comprises front module bus interface circuit 3-1 and front module controller 3-2, back module 4 comprises back module bus interface circuit 4-1 and back module controller 4-2, upper module 5 comprises upper module bus interface circuit 5-1 and upper module controller 5-2, network instrument 2, front module 3, back module 4 all is connected with CAN bus 1 with upper module 5 and finishes data communication, front module bus interface circuit 3-1 is connected with the communication port of front module controller 3-2, back module bus interface circuit 4-1 is connected with the communication port of back module controller 4-2, upper module bus interface circuit 5-1 is connected with the communication port of upper module controller 5-2, front module controller 3-2, back module controller 4-2 and upper module controller 5-2 are provided with the signal input end that a plurality of control signal output ends and each control signal output ends all are connected a control executive circuit 6, each control executive circuit 6 all is made up of field effect transistor 6-1 and the 6-2 of supply line, field effect transistor 6-1 is arranged among the 6-2 of supply line, and the signal input end of field effect transistor 6-1 is as the signal input end of control executive circuit 6; Control executive circuit 6 also comprises a plurality of current signal feedback circuits, the signal input part of each current signal feedback circuit is connected on the 6-2 of supply line, and the signal output part of each current signal feedback circuit is connected on the feedback signal input end of a front module controller 3-2, back module controller 4-2 or upper module controller 5-2.During work, each control executive circuit 6 all connects a consumer 8 and gives a consumer 8 (as front fog lamp, high beam, steering indicating light, warm braw motor, hot air fan motor and various sensors etc.) power supply, front module 3 is arranged on the front portion of passenger vehicle, and the consumer that is positioned at the passenger vehicle front portion is controlled.Back module 4 is arranged on the rear portion of passenger vehicle the consumer that is positioned at the passenger vehicle rear portion is controlled, and upper module 5 is positioned at the top of passenger vehicle body light and hot air fan motor etc. is controlled.If above-mentioned consumer 8 has taken place to open circuit or the fault of short circuit; electric current among the corresponding 6-2 of supply line must take place and the different variation of working condition usually; this variation is delivered to corresponding controller (front module controller by the current signal feedback circuit; back module controller or upper module controller) in; compare with the data that prestore in the controller; controller is by judging; confirm that consumer 8 opens circuit or short circuit, if judge consumer 8 short circuits then controller turn-offs field effect transistor 6-1 immediately stops this consumer power supply to reach the protective effect to consumer on the car.As long as detect consumer 8 fault is arranged, controller promptly sends the message of failure message in the CAN bus, and network instrument 2 receives that message is shown.
Embodiment two: specify present embodiment below in conjunction with Fig. 2.The difference of present embodiment and embodiment one is: it also comprises memory I V and keyboard V, another data transmission port connected storage IV of central processing unit II, and the data-signal input end of central processing unit II connects the output terminal of keyboard V.So be provided with, can upgrade the data that prestore in the controller of front module 3, back module 4 or upper module 5 of CAN bus network in the passenger vehicle and the network instrument by keyboard, thereby change the short circuit of consumer and the parameters such as threshold that open circuit fault is reported to the police, with the response environment variation of temperature, the parameters such as speed ratio that can also change instrument adapt to the variation that parts are remodeled and brought on the vehicle.Certainly this more new data also can be undertaken by memory I V.
Embodiment three: the difference of present embodiment and embodiment two is: above-mentioned CAN bus interface circuit I, central processing unit II, display III, memory I V and keyboard V be integrated to be made as a notebook computer.So be provided with, be convenient for carrying and use.
Claims (3)
1. the field diagnostic of consumer and control data dispose instrument in the passenger vehicle, it is characterized in that it comprises CAN bus interface circuit (I), central processing unit (II) and display (III), a communication port of CAN bus interface circuit (I) connects a data transmission port of central processing unit (II), and the data-signal output terminal of central processing unit (II) connects the signal input part of display (III).
2. the field diagnostic of consumer and control data configuration instrument in the passenger vehicle according to claim 1, it is characterized in that it also comprises storer (IV) and keyboard (V), another data transmission port connected storage (IV) of central processing unit (II), the data-signal input end of central processing unit (II) connects the output terminal of keyboard (V).
3. the field diagnostic of consumer and control data configuration instrument in the passenger vehicle according to claim 2 is characterized in that above-mentioned CAN bus interface circuit (I), central processing unit (II), display (III), storer (IV) and keyboard (V) are integrated to be made as a notebook computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201721428U CN202041850U (en) | 2011-05-26 | 2011-05-26 | In-site diagnosis and control data configuration instrument for electricity consumption equipment in bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201721428U CN202041850U (en) | 2011-05-26 | 2011-05-26 | In-site diagnosis and control data configuration instrument for electricity consumption equipment in bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202041850U true CN202041850U (en) | 2011-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201721428U Expired - Fee Related CN202041850U (en) | 2011-05-26 | 2011-05-26 | In-site diagnosis and control data configuration instrument for electricity consumption equipment in bus |
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| CN (1) | CN202041850U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275551A (en) * | 2011-05-26 | 2011-12-14 | 航天科技控股集团股份有限公司 | On-site diagnosing and control data configuring instrument for electricity consumption device in bus |
| CN103279120A (en) * | 2013-05-09 | 2013-09-04 | 三一矿机有限公司 | Portable data collection and diagnosis device and mechanical vehicle |
| CN104391502A (en) * | 2014-11-27 | 2015-03-04 | 长城汽车股份有限公司 | Car diagnosis system and car |
| CN109624881A (en) * | 2018-10-23 | 2019-04-16 | 江苏陆地方舟新能源车辆股份有限公司 | A kind of electric motor coach low-voltage distribution box circuit system |
-
2011
- 2011-05-26 CN CN2011201721428U patent/CN202041850U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275551A (en) * | 2011-05-26 | 2011-12-14 | 航天科技控股集团股份有限公司 | On-site diagnosing and control data configuring instrument for electricity consumption device in bus |
| CN103279120A (en) * | 2013-05-09 | 2013-09-04 | 三一矿机有限公司 | Portable data collection and diagnosis device and mechanical vehicle |
| CN104391502A (en) * | 2014-11-27 | 2015-03-04 | 长城汽车股份有限公司 | Car diagnosis system and car |
| CN104391502B (en) * | 2014-11-27 | 2017-10-27 | 长城汽车股份有限公司 | Automotive diagnostic system and automobile |
| CN109624881A (en) * | 2018-10-23 | 2019-04-16 | 江苏陆地方舟新能源车辆股份有限公司 | A kind of electric motor coach low-voltage distribution box circuit system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20140526 |