CN208623571U - Motor-drive circuit - Google Patents
Motor-drive circuit Download PDFInfo
- Publication number
- CN208623571U CN208623571U CN201821152061.XU CN201821152061U CN208623571U CN 208623571 U CN208623571 U CN 208623571U CN 201821152061 U CN201821152061 U CN 201821152061U CN 208623571 U CN208623571 U CN 208623571U
- Authority
- CN
- China
- Prior art keywords
- chip
- pin
- diode
- circuit
- resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Toys (AREA)
Abstract
Motor-drive circuit provided by the utility model, including external communication circuit, control chip U1, motor-drive circuit and power circuit；The external communication circuit and external device communication, output end are electrically connected with control chip U1；The output end of control chip U1 is electrically connected with motor-drive circuit；Power circuit is used to power to entire motor-drive circuit.External communication circuit is connect with external equipment, is realized external equipment and is controlled the communication of chip U1, controls chip U1 driving motor drive circuit works, for driving multiple motors to work simultaneously, is suitable for polypody walking robot, circuit is simple.
Description
Technical field
The utility model relates to robotic technology fields, and in particular to motor-drive circuit.
Background technique
With scientific and technological progress, the rapid development of robot technology, application field is also increasingly wider.As mobile robot
Important member, Multifeet walking robot is applied primarily to following field, one is long range exploration, if volcano is explored,
Space probation, seabed are explored；The second is hazardous environment, such as nuclear power station or high radiation environment, mining industry exploration and exploitation, removal of mines row
Quick-fried, disaster area is rebuild, and is searched and rescued, region of war；In addition there are building-sites, such as lumbering and transport engineering field.In later development,
Multifeet walking robot will yield unusually brilliant results in more fields.
Mobile robot is commonly divided into wheeled mobile robot and Multifeet walking robot.Up to the present, although wheel
Formula mobile robot is occupied an leading position, but its common fault is to can be only applied to the ground of relatively flat, this is resulted in part area
The traditional wheeled mobile robot in domain is difficult to arrive at.Even state-of-the-art offroad vehicle in the world can only also be crossed general rugged
Region, and energy consumption is huge, can also damage to landform, environment.Multifeet walking robot is superior under physical relief
Mobility is it is clear that because their movement only needs discrete to fall foot point as supporting point, rather than wheeled mobile robot
People can only move on continuous supporting surface like that.It even walks in soft earth's surface, Multifeet walking robot can also utilize
It is fallen the discrete characteristic of foot point and is moved with lower energy consumption.In addition, using its multivariant characteristic, Multifeet walking robot energy
Easy realization pivot turn；By the real-time adjustment of height of C.G., Multifeet walking robot can reduce with irregularly
Impact between shape, it might even be possible to being close to for ground discontinuity, to increase its load capacity while improve its kinetic stability.
But since Multifeet walking robot needs to install multiple motors, driving Multifeet walking robot movement, so Shen
While asking someone to state Multifeet walking robot in realization, it is also necessary to a kind of motor-drive circuit be provided, polypody walking is suitable for
Robot, circuit are simple.
Utility model content
Therefore, the purpose of the utility model is to provide a kind of motor-drive circuits, are suitable for Multifeet walking robot, circuit
Simply.
A kind of motor-drive circuit, including external communication circuit, control chip U1, motor-drive circuit and power circuit；
The external communication circuit and external device communication, output end are electrically connected with control chip U1；Control chip U1
Output end be electrically connected with motor-drive circuit；Power circuit is used to power to entire motor-drive circuit.
Further, the power circuit includes voltage regulator circuit and battery circuit；
The battery circuit includes battery and diode D1；Anode connects the anode of diode D1, the yin of diode D1
Pole forms battery circuit out-put supply, and battery cathode also passes through fuse F1 and is grounded；The cathode of diode D1 is by being sequentially connected in series
The intermediate node of resistance R26 and resistance R27 ground connection, resistance R26 and resistance R27 meet control chip U1, are also connect by capacitor C13
Ground；
The voltage regulator circuit includes voltage stabilizing chip U5；The input of voltage stabilizing chip U5 terminates battery circuit out-put supply, also logical
Cross capacitor C3 ground connection；The output end of voltage stabilizing chip U5 exports positive supply, is also grounded by capacitor C2；The output end of voltage stabilizing chip U5
Also it is grounded by fuse F2.
It further, further include LED diode, the anode of LED diode connects the battery circuit by resistance R39 and exports
Power supply, the minus earth of LED diode.
Further, the external communication circuit includes that two RJ45-6 interfaces, diode D2, diode D3 and simulation are opened
Close chip U4；The model 74LVC2G66 of analog switch chip U4；
4th pin of one RJ45-6 interface connects the anode of diode D2, and the 4th pin of another RJ45-6 interface connects diode
The anode of D3；The cathode of diode D2 is connected with the cathode of diode D3, and connects the of analog switch chip U4 by resistance R40
7 pins, the node between resistance R40 and the cathode of diode D2 are grounded by resistance R38；6th pipe of two RJ45-6 interfaces
Foot is connected to form data port；5th pin of two RJ45-6 interfaces is connected to form timing mouth；The data port and timing mouth difference
It is electrically connected with control chip U1；Two RJ45-6 interfaces the 2nd, 3 pins ground connection；
The 1st pin of analog switch chip U5 is pulled upward to the positive supply by resistance R37, is also grounded by resistance R41；
The 2nd pin of analog switch chip U4 connects the data port；The 5th pin of analog switch chip U4 connects the timing mouth；Simulation
The 3rd pin of switch chip U4 connects the 7th pin；The 8th pin of analog switch chip U4 connects positive supply；Analog switch chip U4's
6th pin is pulled upward to positive supply by resistance R36, is also grounded by R42.
Further, the motor-drive circuit includes two identical drive sub-circuits；Each drive sub-circuits include
Driving chip, field-effect tube, the first LED light and the second LED light；The model VNH5019A of driving chip；
Driving chip the 2nd, 3,13,14,23, EP1 pin be connected to form first node, first node meets institute by capacitor
Battery cathode is stated, first node connects the source level of field-effect tube, and the grid of field-effect tube connects anode, and the drain electrode of field-effect tube connects
11st pin of driving chip；The data port of driving chip meets control chip U1；15th, 16,21,22 and EP3 of driving chip
Pin is connected to form second node；The 24th, 1,25, the 30 of driving chip and EP2 pin be connected to form third node, third node
The cathode of the first LED light is connect, third node also connects the anode of the second LED light, the yin of the cathode of the first LED light and the second LED light
Extremely it is connected, and connects second node；The pin of the 26th, 27,28,29,17,18,19 and 20 of driving chip is connected to form fourth node,
And connect battery cathode.
Motor-drive circuit provided by the utility model, external communication circuit are connect with external equipment, realize external equipment
With the communication of control chip U1, chip U1 driving motor drive circuit works are controlled, for driving multiple motors to work simultaneously, are fitted
For polypody walking robot, circuit is simple.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In attached drawing, each element or part
It might not be drawn according to actual ratio.
Fig. 1 is the module frame chart for the motor-drive circuit that embodiment one provides.
Fig. 2 is the peripheral circuit diagram for the control chip U1 that embodiment one provides.
Fig. 3 is the circuit diagram for the battery circuit that embodiment two provides.
Fig. 4 is the circuit diagram for the voltage regulator circuit that embodiment two provides.
Fig. 5 is the circuit diagram for the LED light that embodiment two provides.
Fig. 6 is the circuit diagram for the external communication circuit that embodiment three provides.
The circuit diagram of a drive sub-circuits in the motor-drive circuit that Fig. 7 provides for example IV.
The circuit diagram of another drive sub-circuits in the motor-drive circuit that Fig. 8 provides for example IV.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
Embodiment one:
A kind of motor-drive circuit, referring to Fig. 1, including external communication circuit, control chip U1, motor-drive circuit and electricity
Source circuit；
The external communication circuit and external device communication, output end are electrically connected with control chip U1；Control chip U1
Output end be electrically connected with motor-drive circuit；Power circuit is used to power to entire motor-drive circuit.
Specifically, the model ATMEGA328A for controlling chip U1, is 8 8-digit microcontrollers, peripheral circuit is referring to fig. 2.
Motor-drive circuit connects motor, and external communication circuit receives the control signal that external equipment is sent, and then utilizes control chip
Driving motor.The motor-drive circuit external communication circuit is connect with external equipment, realizes external equipment and control chip U1
Communication, control chip U1 driving motor drive circuit works, for driving multiple motors to work simultaneously, be suitable for polypody walking
Machine, circuit are simple.
Embodiment two:
Embodiment two on the basis of example 1, provides a kind of power circuit.
The power circuit includes voltage regulator circuit and battery circuit；
Referring to Fig. 3, the battery circuit includes battery and diode D1；Anode connects the anode of diode D1, two poles
The cathode of pipe D1 forms battery circuit out-put supply, and battery cathode also passes through fuse F1 and is grounded；The cathode of diode D1 passes through
It is sequentially connected in series resistance R26 and resistance R27 to be grounded, the intermediate node of resistance R26 and resistance R27 meet control chip U1, also pass through electricity
Hold C13 ground connection；
Specifically, the model B340A of diode D1, battery are used to provide power supply to entire motor-drive circuit.Resistance
The specification of R26 is 30.1K, and the specification of resistance R27 is 10K, and the specification of capacitor C13 is 0.1uF.
Referring to fig. 4, the voltage regulator circuit includes voltage stabilizing chip U5；The input termination battery circuit output electricity of voltage stabilizing chip U5
Source is also grounded by capacitor C3；The output end of voltage stabilizing chip U5 exports positive supply, is also grounded by capacitor C2；Voltage stabilizing chip U5
Output end also pass through fuse F2 and be grounded.
Specifically, the model LM2940IMPX-5.0 of voltage stabilizing chip U5.The output end of voltage stabilizing chip U5 also passes through capacitor
C4 ground connection, the specification of capacitor C3, C4 are 0.1uF, and the specification of capacitor C2 is 47uF/25V.Voltage regulator circuit is used for battery circuit is defeated
Power supply out is converted to positive supply, and positive supply is 5V power supply.
The power circuit provides multiple power sources, powers for entire servo driving circuit.
It further, further include LED diode referring to Fig. 5, the anode of LED diode connects the battery by resistance R39
Circuit output power supply, the minus earth of LED diode.
Specifically, model BLU, the LED diode of LED diode plays the function of prompt, if battery cathode exports
High level, LED diode is bright, reminds user's power circuit output short-circuit abnormal.
Circuit provided by the utility model embodiment, to briefly describe, embodiment part does not refer to place, before can refer to
State corresponding contents in embodiment.
Embodiment three:
Embodiment three provides a kind of external communication circuit on the basis of other embodiments.
Referring to Fig. 6, the external communication circuit includes that two RJ45-6 interfaces, diode D2, diode D3 and simulation are opened
Close chip U4；The model 74LVC2G66 of analog switch chip U4；
4th pin of one RJ45-6 interface connects the anode of diode D2, and the 4th pin of another RJ45-6 interface connects diode
The anode of D3；The cathode of diode D2 is connected with the cathode of diode D3, and connects the of analog switch chip U4 by resistance R40
7 pins, the node between resistance R40 and the cathode of diode D2 are grounded by resistance R38；6th pipe of two RJ45-6 interfaces
Foot is connected to form data port；5th pin of two RJ45-6 interfaces is connected to form timing mouth；The data port and timing mouth difference
It is electrically connected with control chip U1；Two RJ45-6 interfaces the 2nd, 3 pins ground connection；
Specifically, external communication circuit realizes IIC communication by 2 RJ45-6 interfaces.Diode D2's and diode D3
The specification of the model 74LVC2G66 of model MBRM140, analog switch chip U4, resistance R40 are 1K, the specification of resistance R38
For 68K.Wherein, the 6th pin of RJ45-6 interface is also exported by resistance R34, and the specification of resistance R34 is 470R.RJ45-6 connects
5th pin of mouth also passes through resistance R35 and exports, and the specification of resistance R35 is 470R.The 1st pin of RJ45-6 interface T1 also passes through
Resistance R30 meets control chip U1, is also grounded by resistance R33.Similarly, the 1st pin of RJ45-6 interface T2 also passes through resistance 31
Control chip U1 is met, is also grounded by resistance R32.The specification of resistance R30, R31 are 3.74K, and the specification of resistance R33, R32 are
30.1K。
The 1st pin of analog switch chip U5 is pulled upward to the positive supply by resistance R37, is also grounded by resistance R41；
The 2nd pin of analog switch chip U4 connects the data port；The 5th pin of analog switch chip U4 connects the timing mouth；Simulation
The 3rd pin of switch chip U4 connects the 7th pin；The 8th pin of analog switch chip U4 connects positive supply；Analog switch chip U4's
6th pin is pulled upward to positive supply by resistance R36, is also grounded by R42.
Specifically, the specification of resistance R37, R36 is 68K, and the specification of resistance R41, R42 are 150K.Wherein, resistance R40 and
The intermediate node of the 7th pin of analog switch chip U4 is grounded by capacitor C18, and the specification of capacitor C18 is 0.1uF.Simulation is opened
The 8th pin for closing chip U4 also passes through capacitor C15 and is grounded, and the specification of capacitor C15 is 0.1uF.
Circuit provided by the utility model embodiment, to briefly describe, embodiment part does not refer to place, before can refer to
State corresponding contents in embodiment.
Example IV:
Example IV provides a kind of motor-drive circuit on the basis of other embodiments.
The motor-drive circuit includes two identical drive sub-circuits, as shown in Figure 7,8；Each drive sub-circuits packet
Include driving chip, field-effect tube, the first LED light and the second LED light；The model VNH5019A of driving chip；It is with Fig. 7 below
Example explanation.
Driving chip U2 the 2nd, 3,13,14,23, EP1 pin be connected to form first node, first node passes through capacitor
(such as capacitor C9, C16 and C8 parallel connection obtains, and wherein the specification of C9 and C16 is 470uF/25V, and the specification of capacitor C8 is 0.1uF)
The battery cathode is connect, first node connects the source level of field-effect tube, and the grid of field-effect tube connects anode, the leakage of field-effect tube
Pole connects the 11st pin of driving chip；The data port of driving chip meets control chip U1；Driving chip the 15th, 16,21,22 and
EP3 pin is connected to form second node；The 24th, 1,25, the 30 of driving chip and EP2 pin be connected to form third node, third
Node connects the cathode of the first LED light, and third node also connects the anode of the second LED light, the cathode of the first LED light and the second LED light
Cathode be connected, and connect second node；The pin of the 26th, 27,28,29,17,18,19 and 20 of driving chip is connected to form the 4th
Node, and connect battery cathode.
Specifically, the model IRLR8743 of field-effect tube.First LED light is red light, and the second LED light is green light, when the
When one node exports high level, the second LED light of driving is lighted, and when first node exports low level, drives the first LED light point
It is bright.The cathode of one LED light and the cathode of the second LED light connect second node commonly through the resistance of 4.7K.
The motor-drive circuit can drive multiple motors, be suitable for polypody walking robot, and circuit is simple.
Circuit provided by the utility model embodiment, to briefly describe, embodiment part does not refer to place, before can refer to
State corresponding contents in embodiment.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (4)
1. a kind of motor-drive circuit, which is characterized in that including external communication circuit, control chip U1, motor-drive circuit and
Power circuit；
The external communication circuit and external device communication, output end are electrically connected with control chip U1；Control the defeated of chip U1
Outlet is electrically connected with motor-drive circuit；Power circuit is used to power to entire motor-drive circuit；
The power circuit includes voltage regulator circuit and battery circuit；
The battery circuit includes battery and diode D1；Anode connects the anode of diode D1, the cathode shape of diode D1
At battery circuit out-put supply, battery cathode also passes through fuse F1 and is grounded；The cathode of diode D1 is by being sequentially connected in series resistance
The intermediate node of R26 and resistance R27 ground connection, resistance R26 and resistance R27 meet control chip U1, are also grounded by capacitor C13；
The voltage regulator circuit includes voltage stabilizing chip U5；The input of voltage stabilizing chip U5 terminates battery circuit out-put supply, also passes through electricity
Hold C3 ground connection；The output end of voltage stabilizing chip U5 exports positive supply, is also grounded by capacitor C2；The output end of voltage stabilizing chip U5 is also logical
Cross fuse F2 ground connection.
2. motor-drive circuit according to claim 1, which is characterized in that further include LED diode, the sun of LED diode
Pole connects the battery circuit out-put supply, the minus earth of LED diode by resistance R39.
3. motor-drive circuit according to claim 1, which is characterized in that the external communication circuit includes two RJ45-6
Interface, diode D2, diode D3 and analog switch chip U4；The model 74LVC2G66 of analog switch chip U4；
4th pin of one RJ45-6 interface connects the anode of diode D2, and the 4th pin of another RJ45-6 interface connects diode D3's
Anode；The cathode of diode D2 is connected with the cathode of diode D3, and the 7th pipe of analog switch chip U4 is connect by resistance R40
Foot, the node between resistance R40 and the cathode of diode D2 are grounded by resistance R38；6th pin phase of two RJ45-6 interfaces
Company forms data port；5th pin of two RJ45-6 interfaces is connected to form timing mouth；The data port and timing mouth respectively with control
Coremaking piece U1 electrical connection；Two RJ45-6 interfaces the 2nd, 3 pins ground connection；
The 1st pin of analog switch chip U5 is pulled upward to the positive supply by resistance R37, is also grounded by resistance R41；Simulation
The 2nd pin of switch chip U4 connects the data port；The 5th pin of analog switch chip U4 connects the timing mouth；Analog switch
The 3rd pin of chip U4 connects the 7th pin；The 8th pin of analog switch chip U4 connects positive supply；The 6th of analog switch chip U4
Pin is pulled upward to positive supply by resistance R36, is also grounded by R42.
4. motor-drive circuit according to claim 3, which is characterized in that the motor-drive circuit includes two identical
Drive sub-circuits；Each drive sub-circuits include driving chip, field-effect tube, the first LED light and the second LED light；Driving chip
Model VNH5019A；
Driving chip the 2nd, 3,13,14,23, EP1 pin be connected to form first node, first node connects the electricity by capacitor
Pond cathode, first node connect the source level of field-effect tube, and the grid of field-effect tube connects anode, and the drain electrode of field-effect tube connects driving
11st pin of chip；The data port of driving chip meets control chip U1；The 15th, 16,21, the 22 of driving chip and EP3 pin
It is connected to form second node；The 24th, 1,25, the 30 of driving chip and EP2 pin be connected to form third node, third node connects
The cathode of one LED light, third node also connect the anode of the second LED light, the cathode phase of the cathode of the first LED light and the second LED light
Even, and second node is connect；The pin of the 26th, 27,28,29,17,18,19 and 20 of driving chip is connected to form fourth node, and connects
Battery cathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152061.XU CN208623571U (en) | 2018-07-19 | 2018-07-19 | Motor-drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152061.XU CN208623571U (en) | 2018-07-19 | 2018-07-19 | Motor-drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208623571U true CN208623571U (en) | 2019-03-19 |
Family
ID=65706412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821152061.XU Active CN208623571U (en) | 2018-07-19 | 2018-07-19 | Motor-drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208623571U (en) |
-
2018
- 2018-07-19 CN CN201821152061.XU patent/CN208623571U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2020181651A1 (en) | Compact real-time simulation system for direct current control and protection | |
| CN204119593U (en) | Realize the single channel BOOST constant-current drive circuit that two-way LED drives | |
| CN107612383A (en) | The adjustable relatively scale-up version voltage-stabilized power supply of output voltage based on voltage detecting circuit | |
| CN208623571U (en) | Motor-drive circuit | |
| CN208621920U (en) | Servo driving circuit | |
| CN205657888U (en) | Auxiliary power circuit , LED drive circuit , LED driver | |
| CN201682299U (en) | Solar cell charging controller | |
| CN206209430U (en) | Multi-channel temperature control system based on STM32 exploitations | |
| CN106128356A (en) | A kind of brightness of display screen control circuit, control method and retractable door | |
| CN205864808U (en) | A kind of LED street lamp light adjusting circuit | |
| CN202736450U (en) | Infrared and bluetooth double remote control single board integrated LED lattice module | |
| CN205450615U (en) | Taiji robot control system | |
| CN208782557U (en) | A kind of solar charging/discharging control circuit | |
| CN106712186A (en) | Intelligent charging system and charging method for wearable equipment | |
| CN204719586U (en) | A kind of reversal output circuit | |
| CN204331521U (en) | For power supply and the electric current loop output circuit of low-power consumption two-wire system instrument | |
| CN205791720U (en) | Battery charging circuit based on voltage comparator | |
| CN202331089U (en) | Modularized multi-functional robot controller | |
| CN203289172U (en) | Snakelike robot-based distributed robot-mounted direct current power supply system | |
| CN102820712B (en) | Current induction type power supply of power grid monitoring device | |
| CN205179419U (en) | Heavy current constant current ultraviolet light controlling circuit | |
| CN205986222U (en) | Circuit is used in control of lithium cell group | |
| CN205028189U (en) | Take constant current control ware that steps up of 1602 liquid crystal | |
| CN203219247U (en) | Multi-shaft servo amplifier for hydraulic mechanical arm | |
| CN204406086U (en) | A kind of agricultural robot wireless interaction system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |