CN205080390U - Electric scooter - Google Patents
Electric scooter Download PDFInfo
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- CN205080390U CN205080390U CN201520829981.0U CN201520829981U CN205080390U CN 205080390 U CN205080390 U CN 205080390U CN 201520829981 U CN201520829981 U CN 201520829981U CN 205080390 U CN205080390 U CN 205080390U
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- 238000004891 communication Methods 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000037396 body weight Effects 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract 2
- 238000004260 weight control Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 230000005484 gravity Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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Abstract
The utility model discloses an electric flat car, which comprises a vehicle rack, the footboard, the drive wheel, the universal wheel, driving motor, pressure sensors and control circuit board, at two fixed bolsters of frame front end installation, install driving motor on two fixed bolsters respectively, install the drive wheel on driving motor's the output shaft, two universal wheels of frame rear end installation, install a pressure sensors respectively in the top surface four corners of frame, pressure sensors passes through the screw and installs on the frame, fixed mounting footboard on the pressure sensors, shelf location battery, the switch, interface and the control circuit board charge, a battery, a switch, the interface charges, control circuit board and driving motor connect according to the electric circuit mode, wholly constitute electric flat car. The utility model discloses install pressure sensors on the front wheel of frame and rear wheel position, through body weight control operation, only need the user to trample the footboard, need not the remote controller or set up the handrail, the operation is stable, liberates both hands, the simple operation, not only user's both hands can be liberated out, have also improved the experience sense and the interest that slide.
Description
Technical field
The utility model relates to walking-replacing tool, particularly relates to a kind of electric scooter.
Background technology
As everyone knows, electric scooter utilizes power-actuated wooden handcart.The control mode of existing electric scooter is generally handlebar, line traffic control or remote control etc.Install the electric scooter of handlebar additional, have wire between handlebar and wooden handcart, use in the process of electric scooter user, wire can affect user's normal running, causes danger to user, and the wire exposed is fragile, and serviceable life is shorter.Although adopt the electric scooter of remote control mode not need wire, telechiric device complex structure, organizing cost is high, and still the both hands of user cannot be freed, and operation sense is undesirable.
Summary of the invention
The purpose of this utility model is: provide a kind of electric scooter, and this electric scooter runs without the need to telepilot or handle manipulation, stable, liberation both hands.
For solving the problems of the technologies described above, the utility model provides following technical solution: electric scooter, it is characterized in that: comprise vehicle frame, pedal, driving wheel, universal wheel, drive motor, pressure inductor and control circuit board, two fixed supports are installed in vehicle frame front end, two fixed supports install drive motor respectively, the output shaft of drive motor installs driving wheel, two universal wheels are installed in vehicle frame rear end, in the end face corner of vehicle frame, a pressure inductor is installed respectively, pressure inductor is arranged on vehicle frame by screw, pressure inductor fixedly mounts pedal, battery installed by vehicle frame, switch, charging inlet and control circuit board, battery, switch, charging inlet, control circuit board is connected according to electric circuit type with drive motor, overall formation electric scooter.
Another preferred version, described control circuit board is by microprocessor, reset circuit, program burn writing module, driving communication interface, buzzer circuit, Bluetooth circuit, power module circuitry, LED control circuit, USB module circuit, LOAD CELLS interface circuit and differential amplifier circuit; Wherein, described LOAD CELLS interface circuit is connected to described differential amplifier circuit, and described reset circuit, program burn writing module, driving communication interface, buzzer circuit, Bluetooth circuit, LED control circuit, USB module circuit and differential amplifier circuit are connected to described microprocessor.
Another preferred version, described microprocessor is ARM-STM32F103C8T6.
Another preferred version, described LOAD CELLS interface circuit: 1 pin of LOAD CELLS interface P5 meets 3.3V, 2 pin of LOAD CELLS interface P5 meet network label DZC_1A, 3 pin of LOAD CELLS interface P5 meet network label DZC_1B, the 4 pin ground connection of LOAD CELLS interface P5, 1 pin of LOAD CELLS interface P6 meets 3.3V, 2 pin of LOAD CELLS interface P6 meet network label DZC_6A, 3 pin of LOAD CELLS interface P6 meet network label DZC_2B, the 4 pin ground connection of LOAD CELLS interface P6, 1 pin of LOAD CELLS interface P7 meets 3.3V, 2 pin of LOAD CELLS interface P7 meet network label DZC_3A, 3 pin of LOAD CELLS interface P7 meet network label DZC_3B, the 4 pin ground connection of LOAD CELLS interface P7, 1 pin of LOAD CELLS interface P8 meets 3.3V, 2 pin of LOAD CELLS interface P8 meet network label DZC_4A, 3 pin of LOAD CELLS interface P8 meet network label DZC_4B, the 4 pin ground connection of LOAD CELLS interface P8.
Another preferred version, described differential amplifier circuit: one end of electric capacity C5 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_1A, 2 branch roads are connected with electric capacity C3 one end, 3 branch roads are connected with resistance R3 one end, the other end of resistance R3 forms node and has 3 branch roads, 1 branch road is connected with 2 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R1, 3 branch roads are connected with one end of electric capacity C1, the other end of R1 is connected to form node and has 3 branch roads, 1 branch road is connected with 1 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R5, 3 branch roads are connected with the other end of electric capacity C1, one end of R5 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_1, 2 branch roads are connected with one end of electric capacity C7, another termination of C7 in analog, another termination of C3 in analog, the other end of electric capacity C5 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_1B, 2 branch roads are connected with electric capacity C9 one end, 3 branch roads are connected with resistance R7 one end, the other end of resistance R7 forms node and has 2 branch roads, 1 branch road is connected with 3 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R9, the other end of resistance R9 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R11, 2 branch roads are connected with one end of resistance R12, 3 branch roads are connected with one end of electric capacity C13, another termination 3.3V of R11, another termination of R12 in analog, another termination of electric capacity C13 in analog, another termination of electric capacity C9 in analog, the one termination 3.3V of electric capacity C12, another termination of electric capacity C12 in analog.One end of electric capacity C24 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_3A, 2 branch roads are connected with electric capacity C22 one end, 3 branch roads are connected with resistance R17 one end, the other end of resistance R17 forms node and has 3 branch roads, 1 branch road is connected with 6 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R15, 3 branch roads are connected with one end of electric capacity C20, the other end of R15 is connected to form node and has 3 branch roads, 1 branch road is connected with 7 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R19, 3 branch roads are connected with the other end of electric capacity C20, one end of R19 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_3, 2 branch roads are connected with one end of electric capacity C26, another termination of C26 in analog, another termination of C22 in analog, the other end of electric capacity C24 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_3B, 2 branch roads are connected with electric capacity C28 one end, 3 branch roads are connected with resistance R21 one end, the other end of resistance R21 forms node and has 2 branch roads, 1 branch road is connected with 5 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R23, the other end of resistance R23 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R25, 2 branch roads are connected with one end of resistance R26, 3 branch roads are connected with one end of electric capacity C31, another termination 3.3V of R25, another termination of R26 in analog, another termination of electric capacity C31 in analog, another termination of electric capacity C28 in analog, the one termination 3.3V of electric capacity C30, another termination of electric capacity C30 in analog, the one termination 3.3V of electric capacity C32, another termination of electric capacity C32 in analog, 8 pin of chips W T272CIC2 meet 3.3V, 4 pin of chips W T272CIC2 connect in analog, one end of electric capacity C6 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_2A, 2 branch roads are connected with electric capacity C4 one end, 3 branch roads are connected with resistance R4 one end, the other end of resistance R4 forms node and has 3 branch roads, 1 branch road is connected with 2 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R2, 3 branch roads are connected with one end of electric capacity C2, one another end of R2 is connected to form node and has 3 branch roads, 1 branch road is connected with 1 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R6, 3 branch roads are connected with the other end of electric capacity C2, one end of R6 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_3, 2 branch roads are connected with one end of electric capacity C8, another termination of C8 in analog, another termination of C4 in analog, the other end of electric capacity C6 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_2B, 2 branch roads are connected with electric capacity C10 one end, 3 branch roads are connected with resistance R8 one end, the other end of resistance R8 forms node and has 2 branch roads, 1 branch road is connected with 3 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R10, the other end of resistance R10 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R13, 2 branch roads are connected with one end of resistance R14, 3 branch roads are connected with one end of electric capacity C15, another termination 3.3V of R13, another termination of R14 in analog, another termination of electric capacity C15 in analog, another termination of electric capacity C10 in analog, the one termination 3.3V of electric capacity C14, another termination of electric capacity C14 in analog.One end of electric capacity C25 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_4A, 2 branch roads are connected with electric capacity C23 one end, 3 branch roads are connected with resistance R18 one end, the other end of resistance R18 forms node and has 3 branch roads, 1 branch road is connected with 6 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R16, 3 branch roads are connected with one end of electric capacity C21, one end of R16 is connected to form node and has 3 branch roads, 1 branch road is connected with 7 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R20, 3 branch roads are connected with the other end of electric capacity C21, one end of R20 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_4, 2 branch roads are connected with one end of electric capacity C27, another termination of C27 in analog, another termination of C23 in analog, the other end of electric capacity C25 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_4B, 2 branch roads are connected with electric capacity C29 one end, 3 branch roads are connected with resistance R22 one end, the other end of resistance R22 forms node and has 2 branch roads, 1 branch road is connected with 5 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R24, the other end of resistance R24 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R27, 2 branch roads are connected with one end of resistance R28, 3 branch roads are connected with one end of electric capacity C34, another termination 3.3V of R27, another termination of R28 in analog, another termination of electric capacity C33 in analog, another termination of electric capacity C29 in analog, the one termination 3.3V of electric capacity C33, another termination of electric capacity C33 in analog, the one termination 3.3V of electric capacity C35, another termination of electric capacity C35 in analog, 8 pin of chips W T272CIC3 meet 3.3V, 4 pin of chips W T272CIC3 connect in analog.
A kind of control method of electric scooter, it is characterized in that method is as follows: A B C D represent that pressure is converted to the value of concrete numerical value by corresponding pressure inductor, K represents coefficient, X represents left and right value, value before and after Y represents, then the left and right recognition methods of center of gravity is: (A+C)/2-(B+D)/2=X, and the result 0 obtained represents at center, be greater than or less than 0 expression to the left or right tilt; The front and back recognition methods of center of gravity is: (A+B)/2-(C+D)/2=Y, the result 0 obtained represents at center, is greater than or less than 0 expression forwards or another back sweep; The recognition methods of body weight is: (A+B+C+D) * k; By formula above, obtain the particular location of centre of body weight on wooden handcart, in time finding that center of gravity turns forward, the relation of the speed and the X that advance is S(speed)=kX(the value of advancing is multiplied by ratio) the last velocity amplitude calculated of+oldS(), the speed of being meant to equals more the turn forward value that obtains of centre of body weight and is multiplied by a ratio and adds the velocity amplitude that the last time calculates; Effect is: health more turns forward, and acceleration is faster; Health be kept upright state time, speed is constant; When centre of body weight is swung back time, speed reduces; The left-hand rotation of wooden handcart is turned right: speed SL (revolver speed)=about the YSk(center-of-gravity value of revolver is multiplied by velocity amplitude and is multiplied by coefficient), right speed SL (right wheel speed)=-YSk(left and right center-of-gravity value of taking turns is multiplied by velocity amplitude and is multiplied by coefficient, contrary with revolver; Effect is: health is tilted to the left, agreement Y value be negative, and the speed of revolver reduces, right speed of taking turns because of negate so two negatives make a positive, speed increase, car travels left naturally, and vice versa; Centre of body weight tilts backwards always, and speed reduces always, and then remain zero when reducing to zero, wooden handcart is forbidden motionless always, and vehicle stops.
The utility model has the advantages that: setting pressure inductor on the front-wheel and rear wheel position of vehicle frame, by body wt controlling run, when the pressure of the pressure ratio rear foot of the forward foot in a step is large, wooden handcart runs forward, when the pressure ratio forward foot in a step of the rear foot is large, wooden handcart slows down, turning forward, it is faster more to add speed, tilt backwards more retarded velocity faster until stop, electric scooter only needs user's pushes pedals, without the need to telepilot or arrange handrail, simple operation, not only the both hands of user can free, and also improve the experience sense and interest that slide.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the theory diagram of control circuit board.
Fig. 3 is control program schematic block diagram.
Fig. 4 is microprocessor architecture schematic diagram in control circuit board of the present utility model.
Fig. 5 is the circuit diagram of reset circuit in control circuit board.
Fig. 6 is the circuit diagram of control circuit board Program programming module.
Fig. 7 is the circuit diagram driving communication interface in control circuit board.
Fig. 8 is the circuit diagram of buzzer circuit in control circuit board.
Fig. 9 is the circuit diagram of Bluetooth circuit module in control circuit board.
Figure 10 is the circuit diagram of power module circuitry in control circuit board.
Figure 11 is the circuit diagram of LED control circuit in control circuit board.
Figure 12 is the circuit diagram of USB module circuit in control circuit board.
Figure 13 is the circuit diagram of LOAD CELLS interface circuit in control circuit board.
Figure 14 a ~ 14d is the circuit diagram of differential amplifier circuit in control circuit board.
In figure: 1 vehicle frame, 2 pedals, 3 driving wheels, 4 universal wheels, 5 drive motor, 6 pressure inductors, 7 control circuit boards, 8 supports, 9 screw columns, 10 batteries, 11 switches, 12 charging inlets.
Embodiment
Further illustrate technical solution of the present utility model below in conjunction with accompanying drawing, can not be interpreted as it is restriction to technical scheme.
As shown in Figure 1, this electric scooter comprises vehicle frame 1, pedal 2, driving wheel 3, universal wheel 4, drive motor 5, pressure inductor 6 and control circuit board 7, in vehicle frame 1 front end, two fixed supports 8 are installed, two fixed supports install drive motor 5 respectively, the output shaft of drive motor 5 is installed driving wheel 3, two universal wheels 4 are installed in vehicle frame 1 rear end, in the end face corner of vehicle frame 1, a pressure inductor 6 is installed respectively, pressure inductor 6 is arranged on vehicle frame 1 by screw 9, pressure inductor 6 fixedly mounts pedal 2, vehicle frame 1) battery 10 is installed, switch 11, charging inlet 12 and control circuit board 7, battery 10, switch 11, charging inlet 12, control circuit board 7 is connected according to electric circuit type with drive motor 3, overall formation electric scooter.
As shown in Figure 3, when people stands on pedal, pedal 2 passes through screw column 9 down force pressure inductor 6, pressure inductor 6 deformation, pressure information is sent to control circuit board 7 and controls driving wheel 3 rotating speed by drive motor 5, and makes car load FREE TORSION in the cooperation of universal wheel 4.
As shown in Figure 2, if A B C D represent that pressure is converted to the value of concrete numerical value by corresponding pressure inductor, K represents coefficient, X represents left and right value, value before and after Y represents, then the left and right recognition methods of center of gravity is: (A+C)/2-(B+D)/2=X, and the result 0 obtained represents at center, be greater than or less than 0 expression to the left or right tilt; The front and back recognition methods of center of gravity is: (A+B)/2-(C+D)/2=Y, the result 0 obtained represents at center, is greater than or less than 0 expression forwards or another back sweep; The recognition methods of body weight is: (A+B+C+D) * k; By formula above, obtain the particular location of centre of body weight on wooden handcart, in time finding that center of gravity turns forward, the relation of the speed and the X that advance is S(speed)=kX(the value of advancing is multiplied by ratio) the last velocity amplitude calculated of+oldS(), the speed of being meant to equals more the turn forward value that obtains of centre of body weight and is multiplied by a ratio and adds the velocity amplitude that the last time calculates; Effect is: health more turns forward, and acceleration is faster; Health be kept upright state time, speed is constant; When centre of body weight is swung back time, speed reduces; The left-hand rotation of wooden handcart is turned right: speed SL (revolver speed)=about the YSk(center-of-gravity value of revolver is multiplied by velocity amplitude and is multiplied by coefficient), right speed SL (right wheel speed)=-YSk(left and right center-of-gravity value of taking turns is multiplied by velocity amplitude and is multiplied by coefficient, contrary with revolver; Effect is: health is tilted to the left, agreement Y value be negative, and the speed of revolver reduces, right speed of taking turns because of negate so two negatives make a positive, speed increase, car travels left naturally, and vice versa; Centre of body weight tilts backwards always, and speed reduces always, and then remain zero when reducing to zero, wooden handcart is forbidden motionless always, and vehicle stops.
As shown in Figure 4, be the microprocessor in control circuit board, described microprocessor model is ARM-STM32F103C8T6 or single-chip microcomputer IC1.Described control circuit board is by microprocessor, reset circuit, program burn writing module, driving communication interface, buzzer circuit, Bluetooth circuit, power module circuitry, LED control circuit, USB module circuit, LOAD CELLS interface and differential amplifier circuit; Wherein, described LOAD CELLS interface is connected to described differential amplifier circuit, and described reset circuit, program burn writing module, driving communication interface, buzzer circuit, Bluetooth circuit, power module circuitry, LED control circuit, USB module circuit and differential amplifier circuit are connected to described microprocessor.
Refer to Fig. 5, reset circuit: one end of resistance R30 received by 3.3V power lead, the other end of resistance R30 forms node and has two branch roads, and 1 branch road meets ARM-STM32F103C8T6 network label NRST, one end that 2 branch roads connect electric capacity C36 is connected, the other end ground connection of electric capacity C36.
Refer to Fig. 6, program burn writing module: 1 pin of programming port P3 connects 34 pin of single-chip microcomputer IC1,2 pin of programming port P3 form node and have 2 branch roads, 1 grounding, one end of 2 branch road connecting resistance R32,3 pin of programming port P3 form node and have 2 branch roads, and 1 branch road meets ARM-STM32F103C8T6 network label CLK, the other end of 2 branch road connecting resistance R32,4 pin of programming port P3 connect 3.3V power lead.
Refer to Fig. 7 and drive communication interface: drive 1 pin of communication port P2 to connect 5V power supply, drive one end of the 2 pin connecting resistance R29 of communication port P2, another termination ARM-STM32F103C8T6 network label TX3 of resistance R29, drive one end of the 3 pin connecting resistance R31 of communication port P2, another termination ARM-STM32F103C8T6 network label RX3 of resistance R31, drives the 4 pin ground connection of communication port P2.
Refer to Fig. 8, buzzer circuit: 5V power lead forms node and has two branch roads, 1 branch road connects the negative pole of diode D1,2 branch roads connect one end of hummer Speaker1, and the other end of hummer Speaker1 forms node and has two branch roads, and 1 branch road connects the positive pole of diode D1,2 branch roads connect 3 pin of triode Q1, one end of the 1 pin connecting resistance R35 of triode Q1, another termination ARM-STM32F103C8T6 network label SPEAK of resistance R35, the 2 pin ground connection of triode Q1.
Refer to Fig. 9; Bluetooth circuit module: 3.3V power lead forms node and has 2 branch roads; 1 branch road is connected with one end of electric capacity C41; 2 branch roads are connected with 12 pin of bluetooth module HC-06; the other end ground connection of electric capacity C41; the 13 pin ground connection of bluetooth module HC-06,1 pin of bluetooth module HC-06 meets ARM-STM32F103C8T6 network label RX2, and 2 pin of bluetooth module HC-06 meet ARM-STM32F103C8T6 network label TX2;
Refer to Figure 10, power module circuitry: 5V power lead forms node and has 2 branch roads, 1 branch road is connected with the positive pole of electrochemical capacitor C39, 2 branch roads are connected with 3 pin of voltage stabilizing chip 1117-3.3VU2, the minus earth of electrochemical capacitor C39, 3.3V power lead forms node and has 4 branch roads, 1 branch road is connected with the positive pole of electrochemical capacitor C38, 2 branch roads are connected with one end of electric capacity C40, 3 branch roads are connected with 2 pin of voltage stabilizing chip 1117-3.3VU2, 4 branch roads are connected with 4 pin of voltage stabilizing chip 1117-3.3VU2, the minus earth of electrochemical capacitor C38, the other end ground connection of electric capacity C40, the 1 pin ground connection of voltage stabilizing chip 1117-3.3VU2,
Refer to Figure 11, LED control circuit: 1 pin of LED interface P1 connects 5V power supply, 2 pin of LED interface P1 meet ARM-STM32F103C8T6 network label LED_SIG1, the 3 pin ground connection of LED interface P1,1 pin of LED interface P4 connects 5V power supply, 2 pin of LED interface P4 meet ARM-STM32F103C8T6 network label LED_SIG1, the 3 pin ground connection of LED interface P4;
Refer to Figure 12, USB module circuit: 5V power lead forms node and has 2 branch roads, 1 branch road is connected with one end of electric capacity C37,2 branch roads are connected with one end of resettable fuse F1, the other end of resettable fuse F1 is connected with 1 pin of USB port, 2 pin of USB port are connected with resistance R33 one end, another termination ARM-STM32F103C8T6 network label of resistance R33 TX, 3 pin of USB port are connected with resistance R34 one end, another termination ARM-STM32F103C8T6 network label of resistance R34 RX, 4 pin ground connection of USB port, the other end ground connection of electric capacity C37.
Refer to Figure 13, LOAD CELLS interface circuit: 1 pin of LOAD CELLS interface P5 meets 3.3V, 2 pin of LOAD CELLS interface P5 meet network label DZC_1A, 3 pin of LOAD CELLS interface P5 meet network label DZC_1B, the 4 pin ground connection of LOAD CELLS interface P5, 1 pin of LOAD CELLS interface P6 meets 3.3V, 2 pin of LOAD CELLS interface P6 meet network label DZC_6A, 3 pin of LOAD CELLS interface P6 meet network label DZC_2B, the 4 pin ground connection of LOAD CELLS interface P6, 1 pin of LOAD CELLS interface P7 meets 3.3V, 2 pin of LOAD CELLS interface P7 meet network label DZC_3A, 3 pin of LOAD CELLS interface P7 meet network label DZC_3B, the 4 pin ground connection of LOAD CELLS interface P7, 1 pin of LOAD CELLS interface P8 meets 3.3V, 2 pin of LOAD CELLS interface P8 meet network label DZC_4A, 3 pin of LOAD CELLS interface P8 meet network label DZC_4B, the 4 pin ground connection of LOAD CELLS interface P8.
Refer to Figure 14 a ~ 14d, differential amplifier circuit: one end of electric capacity C5 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_1A, 2 branch roads are connected with electric capacity C3 one end, 3 branch roads are connected with resistance R3 one end, the other end of resistance R3 forms node and has 3 branch roads, 1 branch road is connected with 2 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R1, 3 branch roads are connected with one end of electric capacity C1, the other end of R1 is connected to form node and has 3 branch roads, 1 branch road is connected with 1 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R5, 3 branch roads are connected with the other end of electric capacity C1, one end of R5 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_1, 2 branch roads are connected with one end of electric capacity C7, another termination of C7 in analog, another termination of C3 in analog, the other end of electric capacity C5 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_1B, 2 branch roads are connected with electric capacity C9 one end, 3 branch roads are connected with resistance R7 one end, the other end of resistance R7 forms node and has 2 branch roads, 1 branch road is connected with 3 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R9, the other end of resistance R9 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R11, 2 branch roads are connected with one end of resistance R12, 3 branch roads are connected with one end of electric capacity C13, another termination 3.3V of R11, another termination of R12 in analog, another termination of electric capacity C13 in analog, another termination of electric capacity C9 in analog, the one termination 3.3V of electric capacity C12, another termination of electric capacity C12 in analog.One end of electric capacity C24 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_3A, 2 branch roads are connected with electric capacity C22 one end, 3 branch roads are connected with resistance R17 one end, the other end of resistance R17 forms node and has 3 branch roads, 1 branch road is connected with 6 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R15, 3 branch roads are connected with one end of electric capacity C20, the other end of R15 is connected to form node and has 3 branch roads, 1 branch road is connected with 7 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R19, 3 branch roads are connected with the other end of electric capacity C20, one end of R19 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_3, 2 branch roads are connected with one end of electric capacity C26, another termination of C26 in analog, another termination of C22 in analog, the other end of electric capacity C24 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_3B, 2 branch roads are connected with electric capacity C28 one end, 3 branch roads are connected with resistance R21 one end, the other end of resistance R21 forms node and has 2 branch roads, 1 branch road is connected with 5 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R23, the other end of resistance R23 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R25, 2 branch roads are connected with one end of resistance R26, 3 branch roads are connected with one end of electric capacity C31, another termination 3.3V of R25, another termination of R26 in analog, another termination of electric capacity C31 in analog, another termination of electric capacity C28 in analog, the one termination 3.3V of electric capacity C30, another termination of electric capacity C30 in analog, the one termination 3.3V of electric capacity C32, another termination of electric capacity C32 in analog, 8 pin of chips W T272CIC2 meet 3.3V, 4 pin of chips W T272CIC2 connect in analog, one end of electric capacity C6 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_2A, 2 branch roads are connected with electric capacity C4 one end, 3 branch roads are connected with resistance R4 one end, the other end of resistance R4 forms node and has 3 branch roads, 1 branch road is connected with 2 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R2, 3 branch roads are connected with one end of electric capacity C2, one another end of R2 is connected to form node and has 3 branch roads, 1 branch road is connected with 1 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R6, 3 branch roads are connected with the other end of electric capacity C2, one end of R6 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_3, 2 branch roads are connected with one end of electric capacity C8, another termination of C8 in analog, another termination of C4 in analog, the other end of electric capacity C6 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_2B, 2 branch roads are connected with electric capacity C10 one end, 3 branch roads are connected with resistance R8 one end, the other end of resistance R8 forms node and has 2 branch roads, 1 branch road is connected with 3 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R10, the other end of resistance R10 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R13, 2 branch roads are connected with one end of resistance R14, 3 branch roads are connected with one end of electric capacity C15, another termination 3.3V of R13, another termination of R14 in analog, another termination of electric capacity C15 in analog, another termination of electric capacity C10 in analog, the one termination 3.3V of electric capacity C14, another termination of electric capacity C14 in analog.One end of electric capacity C25 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_4A, 2 branch roads are connected with electric capacity C23 one end, 3 branch roads are connected with resistance R18 one end, the other end of resistance R18 forms node and has 3 branch roads, 1 branch road is connected with 6 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R16, 3 branch roads are connected with one end of electric capacity C21, one end of R16 is connected to form node and has 3 branch roads, 1 branch road is connected with 7 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R20, 3 branch roads are connected with the other end of electric capacity C21, one end of R20 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_4, 2 branch roads are connected with one end of electric capacity C27, another termination of C27 in analog, another termination of C23 in analog, the other end of electric capacity C25 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_4B, 2 branch roads are connected with electric capacity C29 one end, 3 branch roads are connected with resistance R22 one end, the other end of resistance R22 forms node and has 2 branch roads, 1 branch road is connected with 5 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R24, the other end of resistance R24 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R27, 2 branch roads are connected with one end of resistance R28, 3 branch roads are connected with one end of electric capacity C34, another termination 3.3V of R27, another termination of R28 in analog, another termination of electric capacity C33 in analog, another termination of electric capacity C29 in analog, the one termination 3.3V of electric capacity C33, another termination of electric capacity C33 in analog, the one termination 3.3V of electric capacity C35, another termination of electric capacity C35 in analog, 8 pin of chips W T272CIC3 meet 3.3V, 4 pin of chips W T272CIC3 connect in analog.
A kind of control method of electric scooter, if A B C D represent that pressure is converted to the value of concrete numerical value by corresponding pressure inductor, K represents coefficient, X represents left and right value, value before and after Y represents, then the left and right recognition methods of center of gravity is: (A+C)/2-(B+D)/2=X, and the result 0 obtained represents at center, be greater than or less than 0 expression to the left or right tilt; The front and back recognition methods of center of gravity is: (A+B)/2-(C+D)/2=Y, the result 0 obtained represents at center, is greater than or less than 0 expression forwards or another back sweep; The recognition methods of body weight is: (A+B+C+D) * k; By formula above, obtain the particular location of centre of body weight on wooden handcart, in time finding that center of gravity turns forward, the relation of the speed and the X that advance is S(speed)=kX(the value of advancing is multiplied by ratio) the last velocity amplitude calculated of+oldS(), the speed of being meant to equals more the turn forward value that obtains of centre of body weight and is multiplied by a ratio and adds the velocity amplitude that the last time calculates; Effect is: health more turns forward, and acceleration is faster; Health be kept upright state time, speed is constant; When centre of body weight is swung back time, speed reduces; The left-hand rotation of wooden handcart is turned right: speed SL (revolver speed)=about the YSk(center-of-gravity value of revolver is multiplied by velocity amplitude and is multiplied by coefficient), right speed SL (right wheel speed)=-YSk(left and right center-of-gravity value of taking turns is multiplied by velocity amplitude and is multiplied by coefficient, contrary with revolver; Effect is: health is tilted to the left, agreement Y value be negative, and the speed of revolver reduces, right speed of taking turns because of negate so two negatives make a positive, speed increase, car travels left naturally, and vice versa; Centre of body weight tilts backwards always, and speed reduces always, and then remain zero when reducing to zero, wooden handcart is forbidden motionless always, and vehicle stops.
Claims (5)
1. electric scooter, it is characterized in that: it comprises vehicle frame (1), pedal (2), driving wheel (3), universal wheel (4), drive motor (5), pressure inductor (6) and control circuit board (7), two fixed supports (8) are installed in vehicle frame (1) front end, two fixed supports are installed respectively drive motor (5), the output shaft of drive motor (5) is installed driving wheel (3), two universal wheels (4) are installed in vehicle frame (1) rear end, a pressure inductor (6) is installed respectively in the end face corner of vehicle frame (1), pressure inductor (6) is arranged on vehicle frame (1) by screw (9), pressure inductor (6) fixedly mounts pedal (2), vehicle frame (1) is installed battery (10), switch (11), charging inlet (12) and control circuit board (7), battery (10), switch (11), charging inlet (12), control circuit board (7) is connected according to electric circuit type with drive motor (3), overall formation electric scooter.
2. electric scooter according to claim 1, it is characterized in that, described control circuit board (7) is by microprocessor, reset circuit, program burn writing module, driving communication interface, buzzer circuit, Bluetooth circuit, power module circuitry, LED control circuit, USB module circuit, LOAD CELLS interface circuit and differential amplifier circuit; Wherein, described LOAD CELLS interface circuit is connected to described differential amplifier circuit, and described reset circuit, program burn writing module, driving communication interface, buzzer circuit, Bluetooth circuit, LED control circuit, USB module circuit and differential amplifier circuit are connected to described microprocessor.
3. electric scooter according to claim 2, is characterized in that, described microprocessor is ARM-STM32F103C8T6.
4. electric scooter according to claim 3, it is characterized in that, described LOAD CELLS interface circuit: 1 pin of LOAD CELLS interface P5 meets 3.3V, 2 pin of LOAD CELLS interface P5 meet network label DZC_1A, 3 pin of LOAD CELLS interface P5 meet network label DZC_1B, the 4 pin ground connection of LOAD CELLS interface P5, 1 pin of LOAD CELLS interface P6 meets 3.3V, 2 pin of LOAD CELLS interface P6 meet network label DZC_6A, 3 pin of LOAD CELLS interface P6 meet network label DZC_2B, the 4 pin ground connection of LOAD CELLS interface P6, 1 pin of LOAD CELLS interface P7 meets 3.3V, 2 pin of LOAD CELLS interface P7 meet network label DZC_3A, 3 pin of LOAD CELLS interface P7 meet network label DZC_3B, the 4 pin ground connection of LOAD CELLS interface P7, 1 pin of LOAD CELLS interface P8 meets 3.3V, 2 pin of LOAD CELLS interface P8 meet network label DZC_4A, 3 pin of LOAD CELLS interface P8 meet network label DZC_4B, the 4 pin ground connection of LOAD CELLS interface P8.
5. electric scooter according to claim 4, it is characterized in that, described differential amplifier circuit: one end of electric capacity C5 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_1A, 2 branch roads are connected with electric capacity C3 one end, 3 branch roads are connected with resistance R3 one end, the other end of resistance R3 forms node and has 3 branch roads, 1 branch road is connected with 2 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R1, 3 branch roads are connected with one end of electric capacity C1, the other end of R1 is connected to form node and has 3 branch roads, 1 branch road is connected with 1 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R5, 3 branch roads are connected with the other end of electric capacity C1, one end of R5 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_1, 2 branch roads are connected with one end of electric capacity C7, another termination of C7 in analog, another termination of C3 in analog, the other end of electric capacity C5 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_1B, 2 branch roads are connected with electric capacity C9 one end, 3 branch roads are connected with resistance R7 one end, the other end of resistance R7 forms node and has 2 branch roads, 1 branch road is connected with 3 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R9, the other end of resistance R9 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R11, 2 branch roads are connected with one end of resistance R12, 3 branch roads are connected with one end of electric capacity C13, another termination 3.3V of R11, another termination of R12 in analog, another termination of electric capacity C13 in analog, another termination of electric capacity C9 in analog, the one termination 3.3V of electric capacity C12, another termination of electric capacity C12 in analog, one end of electric capacity C24 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_3A, 2 branch roads are connected with electric capacity C22 one end, 3 branch roads are connected with resistance R17 one end, the other end of resistance R17 forms node and has 3 branch roads, 1 branch road is connected with 6 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R15, 3 branch roads are connected with one end of electric capacity C20, the other end of R15 is connected to form node and has 3 branch roads, 1 branch road is connected with 7 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R19, 3 branch roads are connected with the other end of electric capacity C20, one end of R19 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_3, 2 branch roads are connected with one end of electric capacity C26, another termination of C26 in analog, another termination of C22 in analog, the other end of electric capacity C24 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_3B, 2 branch roads are connected with electric capacity C28 one end, 3 branch roads are connected with resistance R21 one end, the other end of resistance R21 forms node and has 2 branch roads, 1 branch road is connected with 5 pin of chips W T272CIC2, 2 branch roads are connected with one end of resistance R23, the other end of resistance R23 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R25, 2 branch roads are connected with one end of resistance R26, 3 branch roads are connected with one end of electric capacity C31, another termination 3.3V of R25, another termination of R26 in analog, another termination of electric capacity C31 in analog, another termination of electric capacity C28 in analog, the one termination 3.3V of electric capacity C30, another termination of electric capacity C30 in analog, the one termination 3.3V of electric capacity C32, another termination of electric capacity C32 in analog, 8 pin of chips W T272CIC2 meet 3.3V, 4 pin of chips W T272CIC2 connect in analog, one end of electric capacity C6 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_2A, 2 branch roads are connected with electric capacity C4 one end, 3 branch roads are connected with resistance R4 one end, the other end of resistance R4 forms node and has 3 branch roads, 1 branch road is connected with 2 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R2, 3 branch roads are connected with one end of electric capacity C2, one another end of R2 is connected to form node and has 3 branch roads, 1 branch road is connected with 1 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R6, 3 branch roads are connected with the other end of electric capacity C2, one end of R6 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_3, 2 branch roads are connected with one end of electric capacity C8, another termination of C8 in analog, another termination of C4 in analog, the other end of electric capacity C6 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_2B, 2 branch roads are connected with electric capacity C10 one end, 3 branch roads are connected with resistance R8 one end, the other end of resistance R8 forms node and has 2 branch roads, 1 branch road is connected with 3 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R10, the other end of resistance R10 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R13, 2 branch roads are connected with one end of resistance R14, 3 branch roads are connected with one end of electric capacity C15, another termination 3.3V of R13, another termination of R14 in analog, another termination of electric capacity C15 in analog, another termination of electric capacity C10 in analog, the one termination 3.3V of electric capacity C14, another termination of electric capacity C14 in analog, one end of electric capacity C25 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_4A, 2 branch roads are connected with electric capacity C23 one end, 3 branch roads are connected with resistance R18 one end, the other end of resistance R18 forms node and has 3 branch roads, 1 branch road is connected with 6 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R16, 3 branch roads are connected with one end of electric capacity C21, one end of R16 is connected to form node and has 3 branch roads, 1 branch road is connected with 7 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R20, 3 branch roads are connected with the other end of electric capacity C21, one end of R20 is connected to form node and has 2 branch roads, 1 branch road meets network label DZC_4, 2 branch roads are connected with one end of electric capacity C27, another termination of C27 in analog, another termination of C23 in analog, the other end of electric capacity C25 forms node and has 3 branch roads, 1 branch road meets LOAD CELLS network label DZC_4B, 2 branch roads are connected with electric capacity C29 one end, 3 branch roads are connected with resistance R22 one end, the other end of resistance R22 forms node and has 2 branch roads, 1 branch road is connected with 5 pin of chips W T272CIC3, 2 branch roads are connected with one end of resistance R24, the other end of resistance R24 forms node and has 3 branch roads, 1 branch road is connected with one end of resistance R27, 2 branch roads are connected with one end of resistance R28, 3 branch roads are connected with one end of electric capacity C34, another termination 3.3V of R27, another termination of R28 in analog, another termination of electric capacity C33 in analog, another termination of electric capacity C29 in analog, the one termination 3.3V of electric capacity C33, another termination of electric capacity C33 in analog, the one termination 3.3V of electric capacity C35, another termination of electric capacity C35 in analog, 8 pin of chips W T272CIC3 meet 3.3V, 4 pin of chips W T272CIC3 connect in analog.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520829981.0U CN205080390U (en) | 2015-10-26 | 2015-10-26 | Electric scooter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520829981.0U CN205080390U (en) | 2015-10-26 | 2015-10-26 | Electric scooter |
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| CN205080390U true CN205080390U (en) | 2016-03-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105278409A (en) * | 2015-10-26 | 2016-01-27 | 淮安品向工业设计有限公司 | Electric forklift and control method thereof |
| CN109821226A (en) * | 2019-04-10 | 2019-05-31 | 南京振子智能科技有限公司 | A kind of electric four-wheeled slide plate of rear wheel drive variety |
-
2015
- 2015-10-26 CN CN201520829981.0U patent/CN205080390U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105278409A (en) * | 2015-10-26 | 2016-01-27 | 淮安品向工业设计有限公司 | Electric forklift and control method thereof |
| CN105278409B (en) * | 2015-10-26 | 2018-03-09 | 上海米步智能科技有限公司 | Electric scooter and control method |
| CN109821226A (en) * | 2019-04-10 | 2019-05-31 | 南京振子智能科技有限公司 | A kind of electric four-wheeled slide plate of rear wheel drive variety |
| CN109821226B (en) * | 2019-04-10 | 2020-04-24 | 南京振子智能科技有限公司 | Rear wheel drive type electric four-wheel skateboard |
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Effective date of registration: 20160406 Address after: 201400, room 8, South Rainbow Road, 1242, Shanghai, Fengxian District Patentee after: Shanghai Speed Intelligent Technology Co., Ltd. Address before: 223001 Huaian city of Jiangsu Province, Qinghe District Health East Xin Shangcheng B1601 room Patentee before: HUAIAN PINXIANG INDUSTRIAL DESIGN CO., LTD. |
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