CN204978267U - A combination meter that be used for pure [electric] motor coach based on three routes CAN bus - Google Patents
A combination meter that be used for pure [electric] motor coach based on three routes CAN bus Download PDFInfo
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- CN204978267U CN204978267U CN201520595300.9U CN201520595300U CN204978267U CN 204978267 U CN204978267 U CN 204978267U CN 201520595300 U CN201520595300 U CN 201520595300U CN 204978267 U CN204978267 U CN 204978267U
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Abstract
The utility model discloses a combination meter that be used for pure [electric] motor coach based on three routes CAN bus, include: first via automobile body control CAN bus display module, it is connected to automobile body control circuit for receive the information of automobile body electrical apparatus, automobile body control circuit is controlled the module including preceding accuse module, top and is controlled the module after and, second way power control CAN bus display module, its power control circuit that is connected to pure [electric] motor coach for the information that shows pure [electric] motor coach power control system, third way charging control CAN bus display module, its control circuit that charges who is connected to pure [electric] motor coach for show and to charge the machine for the power battery information of charging, the door shows and the information display module that backs a car among the pure [electric] motor coach, and it is connected with the camera, camera connection is to the automobile body control circuit in.
Description
Technical field
The utility model belongs to electrobus field, particularly relates to a kind of combination instrument based on three tunnel CAN for pure electric coach.
Background technology
Pure electric coach compares passenger vehicle powered by conventional energy, the quantity of information of display is needed significantly to increase, as the monomer information of battery, the information etc. of motor, also need the communication information showing battery charger and battery management system during charging, the transmission of these information all relies on CAN.Standard machinery formula combination instrument cannot show the information of CAN, and existing single channel or two-way CAN bus combination instrument cannot show communication information during charging.Current pure electric coach shows the combination instrument mostly information solutions is to adopt two-way CAN bus, then plug-in charge information screen separately and battery charger and battery management system (BMS) communication, the shortcoming of this scheme is, charge information read-out takies instrument desk space, structure is not compact, and increases manufacturing cost.
Utility model content
In order to solve the shortcoming of prior art, the utility model provides a kind of combination instrument based on three tunnel CAN for pure electric coach.
For achieving the above object, the utility model is by the following technical solutions:
A kind of combination instrument based on three tunnel CAN for pure electric coach, comprise: first via Body Control CAN display module, it is connected to Body Control circuit, for receiving the information of body electric system, described Body Control circuit, comprises front control module, top control module and rear control module;
Second tunnel power control CAN display module, it is connected to the power control circuit of pure electric coach, for showing the information of pure electric coach power control system;
3rd tunnel charging controls CAN display module, and it is connected to the charging control circuit of pure electric coach, is power battery charging information for showing battery charger;
Door display and reversing information display module in pure electric coach, it is connected with camera, and described camera is connected in Body Control circuit.
The information of described body electric system, comprises distance-light instruction and turn sign instruction.
Described second tunnel power control CAN display module, comprise engine controller display module, drive motor display module and tire pressure monitoring module, described electric machine controller display module is for showing electrical machine working mode, motor DC voltage, motor DC electric current, motor actual torque and motor inverter temperature information; Described drive motor display module is used for display driver motor temperature and road drive motor rotating speed; Described tire pressure monitoring module is for detecting the pressure of passenger tyre.
Described battery charger is power battery charging information, comprises charging valtage, charging current, current state-of-charge, most high monomer voltage and residue charging duration.
Described combination instrument, also comprises power management display module, and it is for showing the battery tension of pure electric coach, power battery charged state SOC, electrokinetic cell voltage and electrokinetic cell electric current.
Described combination instrument, also comprises mileage information display module, and it is for showing single mileage and the total kilometrage of pure electric coach.
Described combination instrument, also comprise fault alarm display module, it is for showing fault alarm symbol sheet, and described fault symbol sheet comprises that electrokinetic cell electric current is too high, electrokinetic cell overtension, rear door are opened, high pressure accesses, gear, the system failure, power accumulator cut off, power accumulator fault and brake troubles information.
Described combination instrument, also comprises alarm code display module, and it is for display power supply management system failure code and motor system fault code.
Described combination instrument, also comprises switching information display module, and it is for the volume of display alarm buzzer phone.
Described combination instrument, also comprise keyboard input module, it is connected with charging control circuit respectively with power control circuit, power control circuit, for selecting display first via Body Control CAN display module, or the second tunnel power control CAN display mould, or the charging of the 3rd tunnel controls CAN display module.
The beneficial effects of the utility model are:
(1) information of pure electric coach needs display is all integrated on one piece of combination instrument and shows, and comprises charge information, does not need to increase read-out in addition, saves car load manufacturing cost;
(2) instrument meets GB/T19836-2005 " instrument used for electric vehicle " standard-required, and display information is intuitively easy to identification, and can show motor, battery failures diagnosis code, and failure message is checked in aspect;
(3) instrument automatically switches when falling down car the car video pictures that falls down, and expansion driver's seat, improves travel safety.
Accompanying drawing explanation
Fig. 1 is the shape assumption diagram of the utility model pure electric coach combination instrument;
Fig. 2 is the bus network framework of this utility model pure electric coach combination instrument.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
A kind of combination instrument based on three tunnel CAN for pure electric coach, comprise: first via Body Control CAN display module, it is connected to Body Control circuit, for receiving the information of body electric system, described Body Control circuit, comprises front control module, top control module and rear control module; Second tunnel power control CAN display module, it is connected to the power control circuit of pure electric coach, for showing the information of pure electric coach power control system; 3rd tunnel charging controls CAN display module, and it is connected to the charging control circuit of pure electric coach, is power battery charging information for showing battery charger; Door display and reversing information display module in pure electric coach, it is connected with camera, and described camera is connected in Body Control circuit; The information of described body electric system, comprises distance-light instruction and turn sign instruction.
As shown in Figure 1, described combination instrument shows indicator signal symbol sheet 1, turn-signal control lamp 2, average speed indicator 3, the Ith road air-pressure gauge 4, the IIth road air-pressure gauge 5, operation push-button 7, drive motor temperature gage 8,24V excel tester 9 and drive motor speed gage 10.Combination instrument is also provided with 7 cun of LCDs 6, the display interface of described 7 cun of LCDs switches by keyboard input module.
As shown in Figure 2, a kind of pure electric coach combination instrument based on three tunnel CAN possesses three tunnel CAN interfaces.Wherein the first via connects CAN Bus for Car Body Control, for receiving the information of the body electric system needing display, as distance-light instruction, turn sign instruction etc.Second tunnel connects power control CAN network, for receiving the information of the pure electric coach power control system needing display, as drive motor rotating speed, power battery charged state, motor inverter temperature etc.3rd tunnel connects charging and controls CAN network, for receiving the information needing display when battery charger is power battery charging, as charging current, charging valtage and residue charging duration etc.
After combination instrument is activated, 7 cun of read-outs show main interface information, comprise current date, power battery charged state SOC, electrokinetic cell voltage, electrokinetic cell electric current, E-gas aperture, brake pedal aperture, electrical machine working mode, main contactor state, inverter temperature, motor DC voltage, motor DC electric current, motor actual torque, single mileage, total kilometrage, vehicle wheeled state, original instruction or the fault alarm symbol sheet showing the region display operation amount of current date after there is operational ton or alarm message, it is too high that symbol sheet comprises electrokinetic cell electric current, electrokinetic cell overtension, rear door is opened, high pressure accesses, gear, the system failure, power accumulator cuts off, power accumulator fault, drg.
During charging, 3rd tunnel CAN of combination instrument detects that GB/T27930-2011 " communications protocol between the non-vehicle-mounted conduction-type battery charger of electronlmobil and battery management system " battery charges after total state BCS message, automatically by main changing interface to charged interface.The information of charged interface comprises charging valtage, charging current, current state-of-charge, most high monomer voltage, residue charging duration, there is an eye-catching and charging icon for image simultaneously, the current state-of-charge of dynamic display, Display of Chinese characters " in charging ... " below icon during battery underfill, after battery is full of, Display of Chinese characters " charging completes ", reminds chaufeur to pull up charging gun.
The main menu of 7 cun of LCDs is entered by actions menu key, can comprising by operation item of main menu display: battery system information, electric system diagnosis code, time adjustment, the setting of car internal and external temperature, loud speaker, battery system are diagnosed code, checked the instruction of mileage, bus system state, tire pressure and return to main interface after combination instrument is activated.The specifying information of respective item is checked by 4 direction keys.
By the message receiving the transmission of first via CAN, combination instrument judges whether vehicle is in reverse gear and whether opens middle door.If vehicle hangs up reverse gear, 7 cun of read-outs automatically by main changing interface to back-up video picture; If vehicle middle door is opened, 7 cun of read-outs automatically by main changing interface to middle door video pictures; If open middle door and hang up reverse gear simultaneously, the logic that instrument preferentially shows according to reverse gear, automatically switches to back-up video picture.Chaufeur by operation video switching key, can switch display frame between key frame, back-up video, middle door video.
By reference to the accompanying drawings detailed description of the invention of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (10)
1. the combination instrument based on three tunnel CAN for pure electric coach, it is characterized in that, comprise: first via Body Control CAN display module, it is connected to Body Control circuit, for receiving the information of body electric system, described Body Control circuit, comprises front control module, top control module and rear control module;
Second tunnel power control CAN display module, it is connected to the power control circuit of pure electric coach, for showing the information of pure electric coach power control system;
3rd tunnel charging controls CAN display module, and it is connected to the charging control circuit of pure electric coach, is power battery charging information for showing battery charger;
Door display and reversing information display module in pure electric coach, it is connected with camera, and described camera is connected in Body Control circuit.
2. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, is characterized in that, the information of described body electric system, comprises distance-light instruction and turn sign indicates.
3. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described second tunnel power control CAN display module, comprise engine controller display module, drive motor display module and tire pressure monitoring module, described electric machine controller display module is for showing electrical machine working mode, motor DC voltage, motor DC electric current, motor actual torque and motor inverter temperature information; Described drive motor display module is used for display driver motor temperature and road drive motor rotating speed; Described tire pressure monitoring module is for detecting the pressure of passenger tyre.
4. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described battery charger is power battery charging information, comprises charging valtage, charging current, current state-of-charge, most high monomer voltage and residue charging duration.
5. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described combination instrument, also comprise power management display module, it is for showing the battery tension of pure electric coach, power battery charged state SOC, electrokinetic cell voltage and electrokinetic cell electric current.
6. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described combination instrument, also comprise mileage information display module, it is for showing single mileage and the total kilometrage of pure electric coach.
7. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described combination instrument, also comprise fault alarm display module, it is for showing fault alarm symbol sheet, and described fault symbol sheet comprises that electrokinetic cell electric current is too high, electrokinetic cell overtension, rear door are opened, high pressure accesses, gear, the system failure, power accumulator cut off, power accumulator fault and brake troubles information.
8. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described combination instrument, also comprises alarm code display module, and it is for display power supply management system failure code and motor system fault code.
9. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described combination instrument, also comprise switching information display module, it is for the volume of display alarm buzzer phone.
10. a kind of combination instrument based on three tunnel CAN for pure electric coach as claimed in claim 1, it is characterized in that, described combination instrument, also comprise keyboard input module, it is connected with charging control circuit respectively with power control circuit, power control circuit, for selecting display first via Body Control CAN display module, or the second tunnel power control CAN display mould, or the charging of the 3rd tunnel controls CAN display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595300.9U CN204978267U (en) | 2015-08-07 | 2015-08-07 | A combination meter that be used for pure [electric] motor coach based on three routes CAN bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595300.9U CN204978267U (en) | 2015-08-07 | 2015-08-07 | A combination meter that be used for pure [electric] motor coach based on three routes CAN bus |
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| Publication Number | Publication Date |
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| CN204978267U true CN204978267U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520595300.9U Active CN204978267U (en) | 2015-08-07 | 2015-08-07 | A combination meter that be used for pure [electric] motor coach based on three routes CAN bus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599676A (en) * | 2016-01-22 | 2016-05-25 | 中通客车控股股份有限公司 | Electric vehicle parking indicating and alarming system and operating method |
| CN113085604A (en) * | 2021-03-18 | 2021-07-09 | 上海七十迈数字科技有限公司 | Charging display structure, electric bicycle and method |
| CN114435272A (en) * | 2022-01-06 | 2022-05-06 | 金龙联合汽车工业（苏州）有限公司 | Automobile body territory control system based on combination meter |
-
2015
- 2015-08-07 CN CN201520595300.9U patent/CN204978267U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599676A (en) * | 2016-01-22 | 2016-05-25 | 中通客车控股股份有限公司 | Electric vehicle parking indicating and alarming system and operating method |
| CN113085604A (en) * | 2021-03-18 | 2021-07-09 | 上海七十迈数字科技有限公司 | Charging display structure, electric bicycle and method |
| CN114435272A (en) * | 2022-01-06 | 2022-05-06 | 金龙联合汽车工业（苏州）有限公司 | Automobile body territory control system based on combination meter |
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| C14 | Grant of patent or utility model | ||
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Address after: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee after: Zhongtong bus Limited by Share Ltd. Address before: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee before: ZHONGTONG BUS HOLDING Co.,Ltd. |