CN109649170A - Motorcycle meter panel with intelligent control function - Google Patents
Motorcycle meter panel with intelligent control function Download PDFInfo
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- CN109649170A CN109649170A CN201811464242.0A CN201811464242A CN109649170A CN 109649170 A CN109649170 A CN 109649170A CN 201811464242 A CN201811464242 A CN 201811464242A CN 109649170 A CN109649170 A CN 109649170A
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- 238000004891 communication Methods 0.000 claims abstract description 32
- 239000003990 capacitor Substances 0.000 claims description 100
- 230000001681 protective effect Effects 0.000 claims description 21
- 238000002955 isolation Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 17
- 230000000087 stabilizing effect Effects 0.000 claims description 14
- -1 resistance R65 Substances 0.000 claims description 3
- 230000006870 function Effects 0.000 description 19
- 238000001914 filtration Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004220 muscle function Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J99/00—Subject matter not provided for in other groups of this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of motorcycle meter panels with intelligent control function, it is connected including the signal terminal of one end and motorcycle meter panel, the electric source filter circuit that the other end is connect with the single-chip microcontroller, the analog signal state acquisition circuit, the on-off model state acquisition circuit and the bus communication circuit, the bluetooth communication module circuit is connect with the single-chip microcontroller, the port VCC of the stable chip U2 connects the 5th end of the bluetooth power protection chip U3, the first end of the resistance R25 connects the port TXD of the stable chip U2, the second end of the resistance R25 connects single-chip microcontroller, the first end of the resistance R30 connects the port RXD of the stable chip U2, the port the GND ground terminal of the stable chip U2, to stablize Bluetooth signal, be conducive to ride Passerby understands real-time road, is conducive to distance planning.
Description
Technical field
The present invention relates to technical field of circuit control more particularly to a kind of motorcycle instruments with intelligent control function
Disk.
Background technique
Motorcycle meter panel controls multiple communication connections of motorcycle by circuit system, such as GPS positioning, modulating signal shape
State, bluetooth connection, wherein bluetooth is a kind of wireless technology standard, it can be achieved that between fixed equipment, mobile device and personal area network
Short-range data exchange, listen song with for bicyclist, understanding news real-time road condition information.
However existing Bluetooth circuit jitter, it easily causes bicyclist that can not understand real-time road condition information, is easy out
Wrong road enters congested link, is unfavorable for the distance planning of bicyclist.
Summary of the invention
The purpose of the present invention is to provide a kind of motorcycle meter panels with intelligent control function, it is intended to solve existing indigo plant
Tooth circuit signal is unstable, easily causes bicyclist that can not understand real-time road condition information, is easy the road Kai Cuo or enters congested link, no
The problem of being planned conducive to the distance of bicyclist.
To achieve the above object, the present invention provides a kind of motorcycle meter panel with intelligent control function, the tools
The motorcycle meter panel for having intelligent control function includes electric source filter circuit, analog signal state acquisition circuit, on-off model
State acquisition circuit, bus communication circuit, single-chip microcontroller and bluetooth communication module circuit, the electric source filter circuit, the simulation
Signal condition Acquisition Circuit, one end of the on-off model state acquisition circuit and the bus communication circuit and motorcycle instrument
The signal terminal of dial plate connects, and the other end is connected to the single-chip microcontroller, and the bluetooth communication module circuit and the single-chip microcontroller connect
It connects；
The bluetooth communication module circuit includes power supply MCU, bluetooth power protection chip U3, capacitor C50, resistance R15, electricity
Source BT_PWR-EN, capacitor C51, resistance R65, capacitor C15, capacitor C8 and stabilizing circuit, the bluetooth power protection chip U3's
First end connects the power supply MCU with the first end of the capacitor C50, and the first end of the resistance R15 connects the power supply BT_
The third end of PWR-EN, the bluetooth power protection chip U3 connect the of the resistance R15 with the first end of the capacitor C51
Two ends, the first end of the resistance R65 connect the 4th end of the bluetooth power protection chip U3, the capacitor C15, the electricity
The first end for holding C8 connects the 5th end of the bluetooth power protection chip U3 with the stabilizing circuit, the capacitor C51, described
Capacitor C50, the resistance R65, the capacitor C15, the second end of the capacitor C8 and the bluetooth power protection chip U3
Second end is all connected with ground terminal；
The stabilizing circuit includes the port the VCC company for stablizing chip U2, resistance R25 and resistance R30, the stable chip U2
The 5th end of the bluetooth power protection chip U3 is connect, the first end of the resistance R25 connects the end TXD of the stable chip U2
Mouthful, the second end of the resistance R25 connects single-chip microcontroller, and the first end of the resistance R30 connects the end RXD of the stable chip U2
Mouthful, the port the GND ground terminal of the stable chip U2.
Wherein, the stabilizing circuit further includes capacitor C10 and resistance R133, the first end of the capacitor C10 and the electricity
The first end for hindering R133 connects LED light, and the second end of the resistance R133 connects the port LED of the stable chip U2, described
The second end of capacitor C10 connects ground terminal.
Wherein, the motorcycle meter panel further includes voltage-stabilized power supply circuit, described voltage-stabilized power supply circuit one end and the electricity
Power filter connection, the other end are connect with the single-chip microcontroller.
Wherein, the motorcycle meter panel further includes over-voltage and over-current isolation protective circuit, the over-voltage and over-current insulation blocking
The quantity of circuit is three, and three over-voltage and over-current isolation protective circuit one end are electric with the analog signal state acquisition respectively
Road, the on-off model state acquisition circuit are connected with the bus communication circuit, and the other end is connect with the single-chip microcontroller.
Wherein, the motorcycle meter panel further includes display drive circuit, described display drive circuit one end and list
The connection of piece machine, the other end connect display screen.
Wherein, the motorcycle instrument further includes relay drive circuit, and the relay drive circuit connects the list
Piece machine.
Wherein, the motorcycle instrument further includes control relay circuit, and described control relay circuit one end connects institute
Relay drive circuit is stated, the other end connects motorcycle signal terminal.
Wherein, the motorcycle instrument further includes network communication module circuit, the network communication module circuit on one side with
The single-chip microcontroller connection, the other end connect antenna.
Wherein, the relay drive circuit include driving chip Q20, antitheft relay K2, power supply ACC relay K1,
Ignition relay K4, headlight relay K5, flame-out relay K3, electric horn breaker point unit K6, double blinker relay K7, relay power
RELAYS_POWER and protection component, the input terminal of the driving chip Q20 connect single-chip microcontroller, the antitheft relay K2, institute
State power supply ACC relay K1, the ignition relay K4, the headlight relay K5, the flame-out relay K3, the loudspeaker
The first end of relay K6 and double blinker relay K7 are conllinear, and connect the relay power RELAYS_POWER, institute
State antitheft relay K2, power supply ACC relay K1, ignition relay K4, headlight relay K5, flame-out relay K3, loudspeaker after
The second end of electric appliance K6 and double blinker relay K7 are separately connected the output end of the driving chip Q20, the protection component and
The driving chip Q20 connection；
The protection component includes resistance R42, resistance R85, resistance R43, resistance R84, resistance R131, resistance R196, electricity
Hinder R14 and resistance R11, the resistance R42, the resistance R85, the resistance R43, the resistance R84, the resistance R131,
The first end of the resistance R196, the resistance R14 and the resistance R11 are connect with the input terminal of the driving chip Q20, the
Two ends are connect with single-chip microcontroller.
Further, the relay drive circuit further includes socket CM2, bus circuit, the socket CM2 respectively with institute
State antitheft relay K2, the power supply ACC relay K1, the ignition relay K4, the headlight relay K5, described flame-out
Relay K3, the electric horn breaker point unit K6 are connected with the 5th end of double blinker relay K7, the bus circuit with it is described
The port CANl-H-Z of socket CM2 is connected with the port CANl-L-Z, and the bus circuit includes protection chip U4, resistance R50, electricity
First end and the protection core of resistance R54, resistance R53, resistance R224 and capacitor C46, the resistance R50 and the resistance R54
The port CANH of piece U4 connects, and the second end of the resistance R54 is connect with the port CAN1-H-Z, the resistance R53 and institute
The first end of resistance R224 is stated to connect with the port CANL of the protection chip U4, the second end of the resistance R224 with it is described
The second end of the connection of the port CAN1-L-Z, the resistance R50 and the resistance R53 are connect with the first end of the capacitor C46, institute
The port GND of the second end and the protection chip U4 of stating capacitor C46 is all connected with ground terminal.
Motorcycle meter panel with intelligent control function of the invention is connected by the port VCC of the stable chip U2
The 5th end of the bluetooth power protection chip U3 is connect, the first end of the resistance R25 connects the end TXD of the stable chip U2
Mouthful, the second end of the resistance R25 connects single-chip microcontroller, and the first end of the resistance R30 connects the end RXD of the stable chip U2
Mouthful, the port the GND ground terminal of the stable chip U2 is conducive to bicyclist and understands real-time road, have to stablize Bluetooth signal
Conducive to distance planning.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the circuit block diagram for the motorcycle meter panel that the present invention has intelligent control function.
Fig. 2 is the circuit diagram of bluetooth communication module circuit in Fig. 1.
Fig. 3 and Fig. 4 is the circuit diagram of over-voltage and over-current isolation protective circuit in Fig. 1.
Fig. 5 is the circuit diagram of relay drive circuit in Fig. 1.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.In addition, in the description of the present invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
The present invention provides a kind of motorcycle meter panels with intelligent control function referring to FIG. 1-2, described to have intelligence
The motorcycle meter panel that can control function includes electric source filter circuit, analog signal state acquisition circuit, on-off model state
Acquisition Circuit, bus communication circuit, single-chip microcontroller and bluetooth communication module circuit, the electric source filter circuit, the analog signal
One end and the motorcycle meter panel of state acquisition circuit, the on-off model state acquisition circuit and the bus communication circuit
Signal terminal connection, the other end is connected to the single-chip microcontroller, and the bluetooth communication module circuit is connect with the single-chip microcontroller；
The bluetooth communication module circuit includes power supply MCU, bluetooth power protection chip U3, capacitor C50, resistance R15, electricity
Source BT_PWR-EN, capacitor C51, resistance R65, capacitor C15, capacitor C8 and stabilizing circuit, the bluetooth power protection chip U3's
First end connects the power supply MCU with the first end of the capacitor C50, and the first end of the resistance R15 connects the power supply BT_
The third end of PWR-EN, the bluetooth power protection chip U3 connect the of the resistance R15 with the first end of the capacitor C51
Two ends, the first end of the resistance R65 connect the 4th end of the bluetooth power protection chip U3, the capacitor C15, the electricity
The first end for holding C8 connects the 5th end of the bluetooth power protection chip U3 with the stabilizing circuit, the capacitor C51, described
Capacitor C50, the resistance R65, the capacitor C15, the second end of the capacitor C8 and the bluetooth power protection chip U3
Second end is all connected with ground terminal；
The stabilizing circuit includes the port the VCC company for stablizing chip U2, resistance R25 and resistance R30, the stable chip U2
The 5th end of the bluetooth power protection chip U3 is connect, the first end of the resistance R25 connects the end TXD of the stable chip U2
Mouthful, the second end of the resistance R25 connects single-chip microcontroller, and the first end of the resistance R30 connects the end RXD of the stable chip U2
Mouthful, the port the GND ground terminal of the stable chip U2.
In the present embodiment, the filter circuit that the electric source filter circuit is made of capacitor, inductance and resistance, it is a kind of
Passive bidirectional network, its one end are power supplys, and the other end is load, can effectively make circuit anti-interference, filtering, obtain smooth electricity
Stream.Every signal in the analog signal state acquisition circuit and on-off model state acquisition circuit acquisition motorcycle
State is changed such as modulating signal, gear signal, mode signal, environmental signal with so that bicyclist observes.The bus communication electricity
Road keeps signal transmission distance farther, and signal transmission is more stable.The single-chip microcontroller is a kind of IC chip, is advised using super large
Vlsi die technology is central processor CPU, random access memory, read-only memory, a variety of I/O with data-handling capacity
The functions such as mouth and interruption system, timer/counter are integrated into the small and perfect miniature calculating of one constituted on one piece of silicon wafer
Machine system, to handle the various circuit signals in motorcycle.The bluetooth communication module circuit is connect with the single-chip microcontroller, institute
It states power supply MCU and provides supply voltage to the bluetooth communication module circuit, the capacitor C50 is for filtering, the power supply BT_
PWR-EN is emergency power supply, and the resistance R15 is used for current limliting, avoids electric current excessive, burns out the bluetooth power protection chip U3,
For the capacitor C51 for filtering, the second end ground connection of the bluetooth power protection chip U3 plays protection component.Institute
State bluetooth power protection chip U3 can predetermined maximum voltage value, be more than predetermined maximum voltage value, the resistance R65 for dividing,
The Current Voltage for being more than is bypassed in ground, the bluetooth power protection chip U3 and back-end circuit are protected.The capacitor C15 and institute
Capacitor C8 is stated for repeatedly filtering, obtains stablizing chip U2 described in more smooth current direction, the stable chip U2 has
The effect of pressure stabilizing, the resistance R25 and the resistance R30 prevent electric current excessive to current limliting, burn out the monolithic of rear end
Machine.
Motorcycle meter panel with intelligent control function of the invention is connected by the port VCC of the stable chip U2
The 5th end of the bluetooth power protection chip U3 is connect, the first end of the resistance R25 connects the end TXD of the stable chip U2
Mouthful, the second end of the resistance R25 connects single-chip microcontroller, and the first end of the resistance R30 connects the end RXD of the stable chip U2
Mouthful, the port the GND ground terminal of the stable chip U2 is conducive to bicyclist and understands real-time road, have to stablize Bluetooth signal
Conducive to distance planning.
Further, the stabilizing circuit further includes capacitor C10 and resistance R133, the first end of the capacitor C10 and institute
The first end connection LED light of resistance R133 is stated, the second end of the resistance R133 connects the port LED of the stable chip U2,
The second end of the capacitor C10 connects ground terminal.In the present embodiment, as the electric current inflow stable chip U2, then through described
The port LED flows into LED light, makes LED light bright light, and bicyclist is facilitated to observe the working condition of bluetooth, and the resistance R133 has limit
Stream effect, the capacitor C10 have filter action, keep circuit more stable.
Further, the motorcycle meter panel further includes voltage-stabilized power supply circuit, described voltage-stabilized power supply circuit one end and institute
Electric source filter circuit connection is stated, the other end is connect with the single-chip microcontroller.In the present embodiment, when in power circuit voltage or
When transient fluctuation occurs in load, the voltage-stabilized power supply circuit compensates voltage magnitude with the response speed of 10-30ms, makes it
Stablize within ± 2%, keeps circuit operation more steady, be conducive to the transmission of data.
Further, the motorcycle meter panel further includes over-voltage and over-current isolation protective circuit, the over-voltage and over-current isolation
The quantity for protecting circuit is three, and three over-voltage and over-current isolation protective circuit one end are adopted with the analog signal state respectively
Collector, the on-off model state acquisition circuit are connected with the bus communication circuit, and the other end and the single-chip microcontroller connect
It connects.In the present embodiment, when output voltage is more than the preset value of circuit, the stream isolation protective circuit that presses through is output electricity
Pressure is limited in the range of safety value, and the failure of pressure stabilizing loop or bicyclist's misoperation cause defeated inside Switching Power Supply
Out when over-voltage phenomenon, the over-voltage and over-current isolation protective circuit is protected to prevent damage rear end electrical equipment.
Please continue to refer to shown in Fig. 3 and Fig. 4, shown over-voltage and over-current isolation protective circuit include power supply VCC, thyristor Q3,
Capacitor C39, capacitor C1 and the first protection assembly circuit, the anode of the thyristor Q3 connect the power supply VCC, the capacitor
C39 connects the cathode of the thyristor Q3 with the first end of the capacitor C1, and connects transistor display, the capacitor C39
Ground terminal is connected with the second end of the capacitor C1, one end of the first protection assembly circuit connects the door of the thyristor Q3
Pole, the other end connect the power control terminal mouth PWR-EN of single-chip microcontroller.
The first protection assembly circuit includes resistance R184, capacitor C4 and triode Q21, and the first of the resistance R184
End connects the power control terminal mouth PWR-EN, the base stage and the electricity of the first end of the capacitor C4 and the triode Q21
The second end connection of R184 is hindered, the collector of the triode Q21 connects the gate pole of the thyristor Q3, and the of the capacitor C4
The emitter of two ends and the triode Q21 are all connected with ground terminal.
In the present embodiment, the power supply VCC powers to circuit, and the power supply VCC voltage is 12V, the thyristor
The anode of Q3 connects the power supply VCC, and the thyristor has the characteristic of silicon rectification device, can be under the conditions of high voltage, high current
Work, and its course of work can control.The capacitor C39 connects the yin of the thyristor Q3 with the first end of the capacitor C1
Pole, and transistor display is connected, the capacitor C39 connects ground terminal, the capacitor C39 and institute with the second end of the capacitor C1
Stating capacitor C1, there is logical exchange to hinder direct current, leads to the characteristic of low frequency resistance high frequency, has filter action.The first end of the resistance R184
Connect the power control terminal mouth PWR-EN, the base stage and the resistance of the first end of the capacitor C4 and the triode Q21
The second end of R184 connects, and the collector of the triode Q21 connects the gate pole of the thyristor Q3, and the second of the capacitor C4
The emitter of end and the triode Q21 are all connected with ground terminal.When the voltage and current in circuit is excessive, single-chip microcontroller conveys signal,
The resistance R184 has metering function, avoids electric current is excessive from burning out the triode Q21, there is the capacitor C4 filtering to make
With keeping electric current more smooth, keep triode Q21 conducting more stable, the triode Q21 is in the conductive state, circuit
In Current Voltage the collector of the triode Q21 is flowed to through the gate pole of the thyristor Q3, to flow to ground terminal, avoid burning
Bad back-end circuit plays the role of over-voltage and over-current insulation blocking.When voltage and current is in normal preset value, single-chip microcontroller conveying letter
Number, the triode Q21 is not turned on, and electric current is flowed out through the cathode of the thyristor, is filtered through the capacitor C39 and capacitor C1
Transistor display is flowed to after wave, is worked normally.
The over-voltage and over-current isolation protective circuit connects the power supply VCC, the electricity by the anode of the thyristor Q3
Hold the cathode that C39 connects the thyristor Q3 with the first end of the capacitor C1, and connects transistor display, the capacitor
C39 connects ground terminal with the second end of the capacitor C1, and the first end of the resistance R184 connects the power control terminal mouth PWR-
The base stage of EN, the first end of the capacitor C4 and the triode Q21 are connect with the second end of the resistance R184, three pole
The collector of pipe Q21 connects the gate pole of the thyristor Q3, the emitter of the second end of the capacitor C4 and the triode Q21
It is all connected with ground terminal, to detect voltage and current, the voltage and current for being more than is bypassed in ground, isolation protective circuit.
Further, the first protection assembly circuit further includes resistance R17 and resistance R16, and the first of the resistance R17
End is connect with the gate pole of the thyristor Q3, and second end is connect with the collector of the triode Q21, and the of the resistance R16
One end connects the anode of the power supply VCC and the thyristor Q3, and second end is connect with the first end of the resistance R17.At this
In embodiment, referring to Fig. 1, the resistance R17 has protective effect, avoid electric current is excessive from burning out the triode Q21, institute
Resistance R16 is stated with protective effect, avoids electric current is excessive from burning out the thyristor Q3, reduces component replacement cost, save money
Source.
Further, the over-voltage and over-current isolation protective circuit further includes three port current fixed voltage voltage-stablizer U6, institute
The first end for stating three port current fixed voltage voltage-stablizer U6 is connect with the first end of the capacitor C1, and second end connects ground terminal,
Third end connects transistor display.In the present embodiment, referring to Fig. 1, the three port currents fixed voltage voltage-stablizer
U6 has the defencive function turned off in overcurrent overheat, and the maximum value for exporting electric current is 500mA, and inputting bigoted electric current is 3.2mA,
The maximum value of input voltage is 35V.
Further, the over-voltage and over-current isolation protective circuit further include capacitor C21 and capacitor C65, the capacitor C21 and
The first end of the capacitor C65 is connect with the third end of the three port currents fixed voltage voltage-stablizer U6, the capacitor C21 and
The second end for holding C65 is all connected with ground terminal.In the present embodiment, the capacitor C21 has logical exchange with the capacitor C65
Direct current is hindered, leads to the characteristic of low frequency resistance high frequency, has the function of secondary filtering, guarantees circuital current more smooth steady, is conducive to
The output of electric current improves the service life of transistor display.
Further, the over-voltage and over-current isolation protective circuit further includes the second protection assembly circuit, second protection
Assembly circuit includes protection chip U7, resistance R124, resistance R123 and capacitor C43, the first end connection of the protection chip U7
MCU power supply, the first end of the resistance R124 connect power control terminal mouth PWR-EN, and second end connects the protection chip U7's
Third end, the first end of the resistance R123 connect the 4th end of the protection chip U7, the first end connection of the capacitor C43
The 5th end of the protection chip U7, the second of the protection second end of chip U7, the resistance R123 and the capacitor C43
Hold equal ground terminal.In the present embodiment, referring to Fig. 2, the second protection assembly circuit can play different voltage and currents
To protective effect, MCU power supply is that 3.3V, the resistance R124 and the resistance R123 have protective effect, avoids electric current excessive
The protection chip U7 is burnt out, when the voltage and current in circuit is excessive, single-chip microcontroller inputs isolation signals, the protection chip U7
Output end close, excessive electric current, in ground, plays the role of insulation blocking through the GND port bypass.When the voltage in circuit
In normal preset value, electric current obtains after capacitor C43 filtering smoother electric current through the output end of the protection chip U7
Electric current, to flow to crystal tube display screen.
Further, the second protection assembly circuit further includes zener diode D1, and the zener diode D1 is just
Pole connects the first end connection of the capacitor C43, and the cathode of the zener diode D1 connects multiple LCD.In present embodiment
In, referring to Fig. 2, the zener diode D1 utilize PN junction reverse breakdown state, electric current can change in very large range and
The phenomenon that voltage is basically unchanged has the function of protective circuit of voltage regulation.
Further, the motorcycle meter panel further includes display drive circuit, described display drive circuit one end
It is connect with single-chip microcontroller, the other end connects display screen.In the present embodiment, the display drive circuit is used to control circuit
Signal amplify, i.e., by the pulse amplifying of control circuit output to being enough driving power transistor.
Further, the motorcycle instrument further includes relay drive circuit, and the relay drive circuit connects institute
State single-chip microcontroller.The motorcycle instrument further includes control relay circuit, the connection of described control relay circuit one end it is described after
Electrical apparatus driving circuit, the other end connect motorcycle signal terminal.In the present embodiment, the relay drive circuit is to expand
Big control range, integrated signal, the control relay circuit are detected to automatic remote control.
Please continue to refer to shown in Fig. 5, the relay drive circuit includes driving chip Q20, antitheft relay K2, power supply
ACC relay K1, ignition relay K4, headlight relay K5, flame-out relay K3, electric horn breaker point unit K6, double blinker relays
K7, relay power RELAYS_POWER and protection component, the input terminal of the driving chip Q20 connects single-chip microcontroller, described anti-
Steal relay K2, the power supply ACC relay K1, the ignition relay K4, the headlight relay K5, the flame-out relay
The first end of device K3, the electric horn breaker point unit K6 and double blinker relay K7 are conllinear, and connect the relay power
RELAYS_POWER, the antitheft relay K2, power supply ACC relay K1, ignition relay K4, headlight relay K5, stop working
The second end of relay K3, electric horn breaker point unit K6 and double blinker relay K7 are separately connected the output end of the driving chip Q20,
The protection component is connect with the driving chip Q20；
The protection component includes resistance R42, resistance R85, resistance R43, resistance R84, resistance R131, resistance R196, electricity
Hinder R14 and resistance R11, the resistance R42, the resistance R85, the resistance R43, the resistance R84, the resistance R131,
The first end of the resistance R196, the resistance R14 and the resistance R11 are connect with the input terminal of the driving chip Q20, the
Two ends are connect with single-chip microcontroller.
In the present embodiment, the input terminal of the driving chip Q20 connects single-chip microcontroller, and single-chip microcontroller is a kind of integrated circuit
Chip is using very large scale integration technology the central processor CPU with data-handling capacity, random access memory
The functions such as RAM, read only memory ROM, a variety of I/O mouthfuls of interruption systems, timer/counter, which are integrated on one piece of silicon wafer, to be constituted
A small and perfect microcomputer system.It is described antitheft for the signal of processing to be transferred to the driving chip Q20
Relay K2, the power supply ACC relay K1, the ignition relay K4, the headlight relay K5, the flame-out relay
The first end of K3, the electric horn breaker point unit K6 and double blinker relay K7 are conllinear, and connect the relay power
RELAYS_POWER, relay are a kind of electric control devices, are electrically being exported when the variation of input quantity reaches prescribed requirement
A kind of electric appliance of scheduled Spline smoothing occurs for controlled volume when in circuit.Relay is a kind of automation by electromagnetic induction work
Electric switch.There is relay hilted broadsword to set switch, electromagnet and spring more, and when relay works, electromagnet is powered, and armature is inhaled
Get off to connect input terminal with output end, operating circuit closure.Electromagnet loses magnetism when powering off, and spring handle armature pulls up,
Input terminal is connect with neutral gear end, cuts off operating circuit.The antitheft relay K2, the power supply ACC relay K1, the igniting
Relay K4, the headlight relay K5, the flame-out relay K3, the electric horn breaker point unit K6 and double blinker relays
The 5th end of K7 is output end, and third end is input terminal, and the 4th end is neutral gear end, is not driven in the driving chip Q20
When starting building to make, third end is connect with the 4th end, and relay does not work, and the driving chip Q20 gives different relay powers, such as
Third end in the electric horn breaker point unit K6, the electric horn breaker point unit K6 is connect with the 5th end, the electric horn breaker point unit K6 work.
The antitheft relay K2, it the power supply ACC relay K1, the ignition relay K4, the headlight relay K5, described puts out
The first end of fiery relay K3, the electric horn breaker point unit K6 and double blinker relay K7 are conllinear, can be simultaneously to all relays
Device is opened and closed, energy saving.The antitheft relay K2, the ignition relay K4, the headlight relay K5,
The flame-out relay K3, the electric horn breaker point unit K6 and double blinker relay K7 are individually defeated with the driving chip Q20
Outlet connection, can be implemented separately antitheft, igniting, headlight, flame-out, loudspeaker, double sudden strain of a muscle functions, and relay damaged at one will not influence
The normal use of other function, furthermore the power supply ACC relay K1 will can individually disconnect front-end circuit and back-end circuit, realize
It is automatic to combine and separate.The resistance R42, the resistance R85, the resistance R43, the resistance R84, the resistance R131,
The first end of the resistance R196, the resistance R14 and the resistance R11 are connect with the input terminal of the driving chip Q20, the
Two ends are connect with single-chip microcontroller.Multiple resistance carry out current limliting to the electric current for entering the driving chip Q20, avoid electric current excessive, burn
The bad driving chip Q20 and back-end circuit, avoid causing danger.
Relay drive circuit for motorcycle Intelligent instrument panel of the invention passes through the antitheft relay K2, institute
State power supply ACC relay K1, the ignition relay K4, the headlight relay K5, the flame-out relay K3, the loudspeaker
The first end of relay K6 and double blinker relay K7 are conllinear, and connect relay power RELAYS_POWER, second end
It is separately connected the output end of driving chip Q20, resistance R42, resistance R85, resistance R43, resistance R84, resistance R131, resistance
The first end of R196, resistance R14 and resistance R11 are connect with the input terminal of driving chip Q20, and second end is connect with single-chip microcontroller, are used
It with current limliting and realizes individually automatic switch, protects circuit components, front-end circuit is avoided to damage, terminal circuit damages thereafter.
Further, the relay drive circuit further includes capacitor C2 and capacitor C5, the capacitor C2 and the capacitor
The first end of C5 is connect with the COM port of the driving chip Q20, and connects the relay power RELAYS_POWER, institute
The second end for stating capacitor C2 and the capacitor C5 is all connected with ground terminal.In the present embodiment, referring to Fig. 1, the relay is electric
Source RELAYS_POWER provides supply voltage for the driving chip Q20, and the capacitor C2 has logical exchange with the capacitor C5
Direct current is hindered, leads to low frequency and hinders high frequency, have the function of filtering, keep electric current more smooth, driving chip described in smooth current direction
Q20 keeps circuit more stable.
Further, the motorcycle instrument further includes network communication module circuit, the network communication module circuit one
End is connect with the single-chip microcontroller, and the other end connects antenna.In the present embodiment, the network communication module circuit is to receive
Network signal realizes the data network connection of GPS positioning and terminal.
Above disclosed is only a preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly
Sharp range, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and weighs according to the present invention
Benefit requires made equivalent variations, still belongs to the scope covered by the invention.
Claims (10)
1. a kind of motorcycle meter panel with intelligent control function, which is characterized in that
Including electric source filter circuit, analog signal state acquisition circuit, on-off model state acquisition circuit, bus communication electricity
Road, single-chip microcontroller and bluetooth communication module circuit, the electric source filter circuit, described are opened the analog signal state acquisition circuit
One end of signal condition Acquisition Circuit and the bus communication circuit is measured in pass and the signal terminal of motorcycle meter panel connects, another
End is connected to the single-chip microcontroller, and the bluetooth communication module circuit is connect with the single-chip microcontroller；
The bluetooth communication module circuit includes power supply MCU, bluetooth power protection chip U3, capacitor C50, resistance R15, power supply
BT_PWR-EN, capacitor C51, resistance R65, capacitor C15, capacitor C8 and stabilizing circuit, the of the bluetooth power protection chip U3
One end connects the power supply MCU with the first end of the capacitor C50, and the first end of the resistance R15 connects the power supply BT_
The third end of PWR-EN, the bluetooth power protection chip U3 connect the of the resistance R15 with the first end of the capacitor C51
Two ends, the first end of the resistance R65 connect the 4th end of the bluetooth power protection chip U3, the capacitor C15, the electricity
The first end for holding C8 connects the 5th end of the bluetooth power protection chip U3 with the stabilizing circuit, the capacitor C51, described
Capacitor C50, the resistance R65, the capacitor C15, the second end of the capacitor C8 and the bluetooth power protection chip U3
Second end is all connected with ground terminal；
The stabilizing circuit includes the port the VCC connection institute for stablizing chip U2, resistance R25 and resistance R30, the stable chip U2
The 5th end of bluetooth power protection chip U3 is stated, the first end of the resistance R25 connects the port TXD of the stable chip U2,
The second end of the resistance R25 connects single-chip microcontroller, and the first end of the resistance R30 connects the port RXD of the stable chip U2,
The port the GND ground terminal of the stable chip U2.
2. as described in claim 1 with the motorcycle meter panel of intelligent control function, which is characterized in that
The stabilizing circuit further includes capacitor C10 and resistance R133, and the of the first end of the capacitor C10 and the resistance R133
One end connects LED light, and the second end of the resistance R133 connects the port LED of the stable chip U2, and the of the capacitor C10
Two ends connect ground terminal.
3. as described in claim 1 with the motorcycle meter panel of intelligent control function, which is characterized in that the motorcycle instrument
Dial plate further includes voltage-stabilized power supply circuit, and described voltage-stabilized power supply circuit one end is connect with the electric source filter circuit, the other end and institute
State single-chip microcontroller connection.
4. as described in claim 1 with the motorcycle meter panel of intelligent control function, which is characterized in that
The motorcycle meter panel further includes over-voltage and over-current isolation protective circuit, the quantity of the over-voltage and over-current isolation protective circuit
Be three, three over-voltage and over-current isolation protective circuit one end respectively with the analog signal state acquisition circuit, described open
Pass amount signal condition Acquisition Circuit is connected with the bus communication circuit, and the other end is connect with the single-chip microcontroller.
5. as described in claim 1 with the motorcycle meter panel of intelligent control function, which is characterized in that
The motorcycle meter panel further includes display drive circuit, and described display drive circuit one end is connect with single-chip microcontroller,
The other end connects display screen.
6. as described in claim 1 with the motorcycle meter panel of intelligent control function, which is characterized in that
The motorcycle instrument further includes relay drive circuit, and the relay drive circuit connects the single-chip microcontroller.
7. as claimed in claim 6 with the motorcycle meter panel of intelligent control function, which is characterized in that
The motorcycle instrument further includes control relay circuit, and described control relay circuit one end connects the relay and drives
Dynamic circuit, the other end connect motorcycle signal terminal.
8. as described in claim 1 with the motorcycle meter panel of intelligent control function, which is characterized in that
The motorcycle instrument further includes network communication module circuit, the network communication module circuit on one side and the single-chip microcontroller
Connection, the other end connect antenna.
9. as described in claim 1 with the motorcycle meter panel of intelligent control function, which is characterized in that the relay drives
Dynamic circuit include driving chip Q20, antitheft relay K2, power supply ACC relay K1, ignition relay K4, headlight relay K5,
Flame-out relay K3, electric horn breaker point unit K6, double blinker relay K7, relay power RELAYS_POWER and protection component, institute
State the input terminal connection single-chip microcontroller of driving chip Q20, the antitheft relay K2, the power supply ACC relay K1, the igniting
Relay K4, the headlight relay K5, the flame-out relay K3, the electric horn breaker point unit K6 and double blinker relays
The first end of K7 is conllinear, and connects the relay power RELAYS_POWER, the antitheft relay K2, power supply ACC relay
Device K1, ignition relay K4, headlight relay K5, flame-out relay K3, electric horn breaker point unit K6 and double blinker relay K7 the
Two ends are separately connected the output end of the driving chip Q20, and the protection component is connect with the driving chip Q20；
The protection component includes resistance R42, resistance R85, resistance R43, resistance R84, resistance R131, resistance R196, resistance R14
With resistance R11, the resistance R42, the resistance R85, the resistance R43, the resistance R84, the resistance R131, the electricity
Resistance R196, the resistance R14 and the resistance R11 first end connect with the input terminal of the driving chip Q20, second end and
Single-chip microcontroller connection.
10. as claimed in claim 9 with the motorcycle meter panel of intelligent control function, which is characterized in that the relay
Driving circuit further includes socket CM2, bus circuit, the socket CM2 respectively with the antitheft relay K2, the power supply ACC
Relay K1, the ignition relay K4, the headlight relay K5, the flame-out relay K3, the electric horn breaker point unit K6
Connected with the 5th end of double blinker relay K7, the port CAN1-H-Z of the bus circuit and the socket CM2 and
The connection of the port CAN1-L-Z, the bus circuit include protection chip U4, resistance R50, resistance R54, resistance R53, resistance R224
It is connect with the first end of capacitor C46, the resistance R50 and the resistance R54 with the port CANH of the protection chip U4, it is described
The second end of resistance R54 is connect with the port CAN1-H-Z, the first end of the resistance R53 and the resistance R224 with it is described
The port the CANL connection of chip U4 is protected, the second end of the resistance R224 is connect with the port CAN1-L-Z, the resistance
The second end of R50 and the resistance R53 are connect with the first end of the capacitor C46, the second end of the capacitor C46 and the guarantor
The port GND of shield chip U4 is all connected with ground terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811464242.0A CN109649170B (en) | 2018-11-30 | 2018-11-30 | Motorcycle instrument panel with intelligent control function |
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|---|---|---|---|
| CN201811464242.0A CN109649170B (en) | 2018-11-30 | 2018-11-30 | Motorcycle instrument panel with intelligent control function |
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| CN109649170B CN109649170B (en) | 2022-03-15 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080150708A1 (en) * | 2006-12-26 | 2008-06-26 | Honda Motor Co., Ltd. | Lighting system for vehicle and vehicle incorporating same |
| CN202192993U (en) * | 2011-08-02 | 2012-04-18 | 重庆建兴智能仪表有限责任公司 | Instrument circuit |
| CN204497812U (en) * | 2015-04-24 | 2015-07-22 | 郑勇 | A kind of bluetooth berth lock main control chip power supply circuits |
| CN107844077A (en) * | 2017-11-02 | 2018-03-27 | 重庆联导金宏实业有限公司 | Motorcycle on-vehicle control apparatus |
| CN108556632A (en) * | 2018-06-10 | 2018-09-21 | 重庆三三电器股份有限公司 | A kind of intelligence TFT instrument screen intensity wake-up circuits and its control method |
| CN208013714U (en) * | 2017-12-28 | 2018-10-26 | 国网河南省电力公司信息通信公司 | A kind of SDH equipment power protection and early warning system |
| CN209208933U (en) * | 2018-11-30 | 2019-08-06 | 重庆联导金宏实业有限公司 | Motorcycle meter panel with intelligent control function |
-
2018
- 2018-11-30 CN CN201811464242.0A patent/CN109649170B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080150708A1 (en) * | 2006-12-26 | 2008-06-26 | Honda Motor Co., Ltd. | Lighting system for vehicle and vehicle incorporating same |
| CN202192993U (en) * | 2011-08-02 | 2012-04-18 | 重庆建兴智能仪表有限责任公司 | Instrument circuit |
| CN204497812U (en) * | 2015-04-24 | 2015-07-22 | 郑勇 | A kind of bluetooth berth lock main control chip power supply circuits |
| CN107844077A (en) * | 2017-11-02 | 2018-03-27 | 重庆联导金宏实业有限公司 | Motorcycle on-vehicle control apparatus |
| CN208013714U (en) * | 2017-12-28 | 2018-10-26 | 国网河南省电力公司信息通信公司 | A kind of SDH equipment power protection and early warning system |
| CN108556632A (en) * | 2018-06-10 | 2018-09-21 | 重庆三三电器股份有限公司 | A kind of intelligence TFT instrument screen intensity wake-up circuits and its control method |
| CN209208933U (en) * | 2018-11-30 | 2019-08-06 | 重庆联导金宏实业有限公司 | Motorcycle meter panel with intelligent control function |
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|---|---|
| CN109649170B (en) | 2022-03-15 |
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