CN203520083U - Vehicle body controller - Google Patents
Vehicle body controller Download PDFInfo
- Publication number
- CN203520083U CN203520083U CN201320625434.1U CN201320625434U CN203520083U CN 203520083 U CN203520083 U CN 203520083U CN 201320625434 U CN201320625434 U CN 201320625434U CN 203520083 U CN203520083 U CN 203520083U
- Authority
- CN
- China
- Prior art keywords
- module
- resistance
- control circuit
- signal processing
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012545 processing Methods 0.000 claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 9
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000003745 diagnosis Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Selective Calling Equipment (AREA)
Abstract
The utility model relates to a vehicle body controller which is capable of solving problems that traditional relays control is complex in wiring, serious in electromagnetic interference, lack of fault diagnosis function and inconvenient to maintain. The structure of the vehicle body controller includes a casing and a control circuit. The control circuit includes a one-chip-microcontroller controller, a power supply functional module, a CAN bus module, a peripheral control circuit module and a signal processing module. The one-chip-microcomputer controller is connected with the CAN bus module, the peripheral control circuit module and the signal processing module. The power function module is connected with the one-chip-microcomputer controller and the CAN bus module. The peripheral control circuit module is connected with a vehicle-body electrical device via a power interface in the casing. The signal processing module is connected with a sensor signal collector arranged outside the casing via a first communication insert port in the casing. The CAN bus module is connected with an information transmitter via a second communication insert port in the casing. The vehicle body controller is simple in structure, novel and unique, easy to install and use, stable in performance, safe and reliable, high in adaptability and wide in application range.
Description
Technical field
The utility model relates to electrical equipment, particularly a kind of automobile body controller.
Background technology
Along with the development of Hyundai Motor electronics and auto industry, the intelligent degree of automobile is more and more higher, also more and more higher to the intelligent requirements of each control system such as automobile body load control.Traditional Control wiring is complicated, and the electromagnetic interference (EMI) causing is serious, makes the reliability decrease of system, do not there are fault diagnosis functions, once break down, do not know the fault what reason causes simultaneously yet, be not easy to maintenance, to I& M, bring problems.
Traditional automobile and modern common automobile are general or directly adopt relay direct drive mode.The potential problem of this type of drive is: (1) relay volume is larger, and therefore the applied field credit union at this limited space of automobile causes potential installation inconvenience; (2) relay itself is a kind of girder structure, therefore when adhesive and disconnection, has chatter phenomenon, and this not only can cause the ablation of contact, and has very strong electromagnetic radiation, and other electrical equipments are caused to interference; (3) do not there are fault diagnosis functions, once break down, do not know the fault what reason causes, be not easy to maintenance.
Particularly electronic technology develops rapidly, for development of automobile has been brought huge variation, but along with increasing of auto electroincs causes the increase of vehicle body wiring and complicated, traditional centralized body control system design is difficult to meet a large amount of data messages sharing and real-time exchange in different electronic units, thereby system operation reliability reduction, breakdown maintenance difficulty are increased.Therefore, improve hommization and the intelligent degree of body of a motor car electronic control system, reach the object that reduces wire harness, reduces costs, realizes information sharing, imperative to improve the reliability and maintainability of system.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the object of the utility model just provides a kind of automobile body controller, can effectively solve traditional Control wiring complexity, and the electromagnetic interference (EMI) causing is serious, make the reliability decrease of system, do not possess fault diagnosis functions, once break down, do not know the fault what reason causes, be not easy to maintenance, to I& M, bring the problem of many difficulties.
The technical scheme that the utility model solves is, comprise housing and control circuit thereof, described control circuit comprises singlechip controller, power supply function module, CAN bus module, peripheral control circuit module, signal processing module, singlechip controller is respectively with CAN bus module, peripheral control circuit module, signal processing module is connected, power supply function module is connected with singlechip controller and CAN bus module, the outlet of peripheral control circuit module on housing is connected with vehicle body consumer, the first communication socket of signal processing module on housing is connected with the collecting sensor signal device that is placed in outside, the second communication socket of CAN bus module on housing is connected with data transmission machine.
The utility model is simple in structure, novel unique, easily install and use, and stable performance, safe and reliable, strong adaptability, purposes is wide, is the innovation on automobile body controller.
Accompanying drawing explanation
Fig. 1 is structural frames diagram of the present utility model.
Fig. 2 is the resistance signal Acquisition Circuit figure of signal processing module of the present utility model.
Fig. 3 is the low level Acquisition Circuit figure of signal processing module of the present utility model.
Fig. 4 is the frequency signal Acquisition Circuit figure of signal processing module of the present utility model.
Fig. 5 is that circuit diagram is selected in the current feedback collection of signal processing module of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
As shown in Figure 1, the utility model comprises housing and control circuit thereof, described control circuit comprises singlechip controller, power supply function module, CAN bus module, peripheral control circuit module, signal processing module, singlechip controller is respectively with CAN bus module, peripheral control circuit module, signal processing module is connected, power supply function module is connected with singlechip controller and CAN bus module, the outlet of peripheral control circuit module on housing is connected with vehicle body consumer, the first communication socket of signal processing module on housing is connected with the collecting sensor signal device that is placed in outside, the second communication socket of CAN bus module on housing is connected with data transmission machine.
Described singlechip controller, power supply function module, CAN bus module, peripheral control circuit module are commercially available prod, and wherein singlechip controller can adopt PIC18F4680QFP type single-chip microcomputer; Power supply function module can adopt DFA5-24S5 type power supply integrated package; CAN bus module can adopt 82C250 type CAD transceiver as CAD bus transfer chip; Peripheral control circuit module can adopt BTS50085-1TMA as intelligent power (device) integration module of driving power load.
Described signal processing module comprises resistance signal Acquisition Circuit, low level Acquisition Circuit, circuit is selected in frequency signal Acquisition Circuit and current feedback collection, wherein resistance signal Acquisition Circuit is provided by Fig. 2, resistance R 21(2.2k Ω) one end and direct earth capacitance C20(0.1 μ f in parallel), voltage stabilizing diode Z5(IN4734A) be connected, the sensor and resistance R 20(100 Ω of the other end and ground connection (GND)) one end is connected, resistance R 20 another termination 5V power supplys, by above-mentioned, can be found out, resistance signal Acquisition Circuit is by 1 electric capacity, 2 resistance and 1 voltage stabilizing diode form, pull-up resistor R20 and sensor form bleeder circuit, then the metering function by resistance R 21 in the voltage stabilizing of voltage stabilizing diode Z5 to subsequent conditioning circuit particularly CPU protection is provided, prevent the excessive damage one-chip computer module of curtage,
Described low level Acquisition Circuit is provided by Fig. 3, diode D10(1N4007) negative pole connects collecting sensor signal device, positive pole respectively with singlechip controller (K1 pin), capacitor C 21(0.1 μ f), resistance R 22(10k Ω) be connected, capacitor C 21 ground connection, resistance R 22(10k) be connected with singlechip controller (V2 pin), resistance R 22 another termination 5V power supplys, that is to say, low level Acquisition Circuit is by 1 electric capacity, 1 resistance and 1 diode form, while collecting sensor signal variation, signal is by diode D10 one-way conduction, prevent that reverse voltage from damaging singlechip controller, resistance R 22 is pull-up resistor, then by shunt capacitance C21 filtering, filtering interference signals,
Described frequency signal Acquisition Circuit is provided by Fig. 4, resistance R 23(1k Ω) one end is connected with collecting sensor signal device, the capacitor C 22(0.1 μ f of the other end and earth), diode D11(1N4148) with triode Q1(9018 type) base stage be connected, the grounded emitter of triode Q1, collector and resistance R 24(330 Ω) one end and direct earth capacitance C23(0.1 μ f) singlechip controller is connected, resistance R 24 another termination 5V power supplys, frequency signal is through resistance R 23 current limlitings, and shunt capacitance C22 carries out filtering, by diode D11, carry out signal integer, through pull-up resistor R24 and triode Q1 amplifying circuit, input signal is amplified, then by shunt capacitance C23 output filtering, filtering interference signals,
Current feedback collection selects circuit to be provided by Fig. 5, switch is selected integrated package U12(CD4051 type) be connected with singlechip controller, control signal is respectively through current-limiting resistance R29, R30, which passage conducting R31 controls, integrated circuit U12 is single 8 passage numeral control simulation electronic switches, there are three two to enter control input end A, B, C and INH input, there is low conduction impedance and very low cut-off leakage current, amplitude is that the digital signal of 4.5～20V can be controlled peak value to the simulating signal of 20V, irrelevant with the logic state of control signal, when INH input end=" 1 ", all passage cut-offs, a passage in triad signal gating 8 passages, can connect this input end to output.
Described collecting sensor signal device for the collection vehicle speed of a motor vehicle, engine speed, air pressure, oil pressure, water temperature, oil mass and combined switch and various switch at interior various signals, pass through signal conditioning circuit, computing through single-chip microcomputer, come control load and consumer, a part of signal is through signal conditioning circuit in addition, through the computing of single-chip microcomputer, by CAN bus module and external module, carry out data communication.
Described vehicle body consumer, for realizing combined switch and various switch at interior various signals, receives and processes, and then the execution objects such as the car light of vehicle, loudspeaker, starter motor, defrosting, windscreen wiper is controlled.In addition, also have protection and fault detection capability, when short circuit appears in load, driving circuit can, when self protects, feed back to grid by state-detection failure message.
The utility model is after when work, automobile body controller was to the signals collecting of collecting sensor signal device, after signal processing module is processed, by singlechip controller, carry out logic control, automobile body information exchange is crossed CAN bus module and is carried out data transmission, has greatly simplified the electric power system of car load, facilitate electric wiring, performance safety is reliable, has very strong extensibility, therefore, compared with prior art, there is following outstanding useful technique effect:
(1) without relay, can realize the control to vehicle body load;
(2) because the power device itself adopting has perfect defencive function (overvoltage protection, overcurrent protection, overload protection, short-circuit protection, excess temperature shutoff, open circuit detection etc.), therefore fuse and some discrete components have been saved, reduce volume, and improved the EMC characteristic of car body controller;
(3) can realize fault diagnosis functions, not only can know that fault has appearred in which device, and can know that what reason has caused such mistake, thereby be beneficial to maintenance;
(4) system state is monitored in real time, and feedback signal is provided and transmits periodically diagnostic message, and carry out message exchange by CAN bus module and other module of vehicle body;
(5) sensor information of bodywork system is carried out to Real-time Collection, and be converted to numerical information by change-over circuit and one-chip computer module, and carry out message exchange by CAN bus module and other module of vehicle body.Very easy to use, be the innovation on automobile body controller, there is good economic and social benefit.
Claims (5)
1. an automobile body controller, comprise housing and control circuit thereof, it is characterized in that, described control circuit comprises singlechip controller, power supply function module, CAN bus module, peripheral control circuit module, signal processing module, singlechip controller is respectively with CAN bus module, peripheral control circuit module, signal processing module is connected, power supply function module is connected with singlechip controller and CAN bus module, the outlet of peripheral control circuit module on housing is connected with vehicle body consumer, the first communication socket of signal processing module on housing is connected with the collecting sensor signal device that is placed in outside, the second communication socket of CAN bus module on housing is connected with data transmission machine.
2. automobile body controller according to claim 1, it is characterized in that, described signal processing module comprises resistance signal Acquisition Circuit, low level Acquisition Circuit, frequency signal Acquisition Circuit and current feedback collection selection circuit, wherein resistance signal Acquisition Circuit is, resistance R 21 one end are connected with direct earth capacitance C20, voltage stabilizing diode Z5 in parallel, the other end is connected with resistance R 20 one end with the sensor of ground connection, resistance R 20 another termination 5V power supplys.
3. automobile body controller according to claim 2, it is characterized in that, described low level Acquisition Circuit is, diode D10 negative pole connects collecting sensor signal device, positive pole is connected with singlechip controller, capacitor C 21, resistance R 22 respectively, capacitor C 21 ground connection, resistance R 22 is connected with singlechip controller, resistance R 22 another termination 5V power supplys.
4. automobile body controller according to claim 2, it is characterized in that, described frequency signal Acquisition Circuit is, resistance R 23 one end are connected with collecting sensor signal device, the other end is connected with the base stage of triode Q1 with capacitor C 22, the diode D11 negative pole of earth, the grounded emitter of triode Q1, the collector singlechip controller that is connected with resistance R 24 one end and direct earth capacitance C23, resistance R 24 another termination 5V power supplys.
5. automobile body controller according to claim 2, it is characterized in that, current feedback collection selects circuit to be, switch selects integrated package U12 to be connected with singlechip controller, and which passage conducting is control signal control through current-limiting resistance R29, R30, R31 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320625434.1U CN203520083U (en) | 2013-10-11 | 2013-10-11 | Vehicle body controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320625434.1U CN203520083U (en) | 2013-10-11 | 2013-10-11 | Vehicle body controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203520083U true CN203520083U (en) | 2014-04-02 |
Family
ID=50378987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320625434.1U Expired - Lifetime CN203520083U (en) | 2013-10-11 | 2013-10-11 | Vehicle body controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203520083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184092A (en) * | 2021-04-30 | 2021-07-30 | 雅迪科技集团有限公司 | Electric motor car intelligence liquid crystal display instrument and electric motor car |
-
2013
- 2013-10-11 CN CN201320625434.1U patent/CN203520083U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184092A (en) * | 2021-04-30 | 2021-07-30 | 雅迪科技集团有限公司 | Electric motor car intelligence liquid crystal display instrument and electric motor car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204998456U (en) | Master controller of pure electric car | |
| CN206528429U (en) | CAN Bus in Electric entire car controller | |
| CN106740585A (en) | CAN Bus in Electric entire car controller | |
| CN203445821U (en) | Dual motor controller | |
| CN109050443B (en) | Automobile-level whole automobile controller for pure electric automobile | |
| CN203520083U (en) | Vehicle body controller | |
| CN206564555U (en) | Motor debugging apparatus | |
| CN203299625U (en) | Locomotive control system based on WinPac controller | |
| CN210191220U (en) | Controller for hydrogen fuel cell system | |
| CN101559785A (en) | Motor drive system based on drive module IPM | |
| CN214451018U (en) | Rail transit vehicle door data acquisition device | |
| CN208285220U (en) | A kind of automobile power source protection circuit | |
| CN201352681Y (en) | Electronic noncontacting central electrical box | |
| CN203444258U (en) | Vehicle controller driver output circuit | |
| CN202758186U (en) | Vehicle electrical appliance control system based on CAN bus | |
| CN207449825U (en) | A kind of automobile start and stop BOOST voltage-stablizers | |
| CN210258309U (en) | Vehicle body controller | |
| CN208745764U (en) | A kind of CAN Bus in Electric entire car controller | |
| CN101961997A (en) | Entire bus controller for series hybrid power buses | |
| CN205028100U (en) | Two accuse modules of manual control and bus command control | |
| CN202180791U (en) | Vehicle control system | |
| CN206465889U (en) | A kind of electric car bus control system based on LIN buses | |
| CN104360613A (en) | Control circuit of intelligent electric tool | |
| CN204288210U (en) | A kind of onboard system based on USB (universal serial bus) isolation | |
| CN204832843U (en) | Intelligence electric tool's control circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |
|
| CX01 | Expiry of patent term |