CN107070313A - A kind of controller with power-off lock electric motors function - Google Patents
A kind of controller with power-off lock electric motors function Download PDFInfo
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- CN107070313A CN107070313A CN201710426061.8A CN201710426061A CN107070313A CN 107070313 A CN107070313 A CN 107070313A CN 201710426061 A CN201710426061 A CN 201710426061A CN 107070313 A CN107070313 A CN 107070313A
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
- H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
- H02P3/18—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an AC motor
- H02P3/22—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an AC motor by short-circuit or resistive braking
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A kind of controller with power-off lock electric motors function, including shell and the drive circuit being arranged in shell, MOS power tubes Q1, MOS power tubes Q2, MOS power tubes Q3, MOS power tubes Q4, MOS power tubes Q5, MOS power tubes Q6, power-off cut-out module, resistance R1, resistance R2, resistance R3, dividing load one, dividing load two and dividing load three, described shell is provided with the positive terminal being connected with battery, negative terminal, three output wiring terminals being connected with three-phase motor with permanent magnets, described power-off cut-out module is arranged on low side control binding post and MOS power tubes Q4, on MOS power tube Q5 and MOS power tube Q6 connecting lines.Instant invention overcomes the deficiencies in the prior art, effectively avoid electric car and slip by slope phenomenon, greatly improve the security of electric car, while powering off descendant to promote electric car, motor movement speed slows down, and can also play antitheft effect, the scope of application is wide.
Description
Technical field
The present invention relates to electric machine controller technical field, a kind of controller with power-off lock electric motors function is particularly belonged to.
Background technology
Controller for electric vehicle is for controlling the startup of electric vehicle motor, operation, advance and retreat, speed, stopping and electric car
Other electronic devices kernel control chip, it is like the brain of electric car, is part important on electric car.Electric car
Just mainly include electric bicycle, electronic two-wheeled motorcycle, electro-tricycle, electric motor tricycle, electronic four at present
Car, battery truck etc. are taken turns, controller for electric vehicle also there are different performances and feature because of different vehicles.
Wherein existing electric car is when upward slope or descending, if desired temporary parking, typically using brake apparatus
To complete, if but driver neglects or is easy in the moment of starting generation car slipping phenomenon.
The content of the invention
It is an object of the invention to provide a kind of controller with power-off lock electric motors function, prior art is overcome not
Foot, binding post is controlled in existing three-phase motor with permanent magnets drive circuit low side, does the power-off that a control down circuitry is switched off
Cut off module, the MOS power tubes when motor is powered off in the control of cut-out low side and drive circuit contact, after cut-out, low side MOS
Power tube, will be by the presence of resistance R1 and dividing load one, resistance R2 and dividing load two, resistance R3 and dividing load three
Low side MOS power tubes are pulled upward to low side MOS power tubes gate pole and opened more than voltage by anode, so, motor three-phase coil
Ground wire is all shorted to, if at this moment moment pushing motor, due to three-phase coil short circuit, cutting magnetic line electric current is had, produces anti-
To torque, slow down motor movement speed, so as to play the function of lock motor.
To solve the above problems, the technical solution used in the present invention is as follows：
A kind of controller with power-off lock electric motors function, including shell and drive circuit, the MOS power tubes being arranged in shell
Q1, MOS power tube Q2, MOS power tube Q3, MOS power tube Q4, MOS power tube Q5 and MOS power tube Q6, described is outer
Shell is provided with positive terminal, negative terminal, three output wiring terminals being connected with three-phase motor with permanent magnets being connected with battery, described
Drive circuit provided with high-end control binding post and low side control binding post, described high-end control binding post respectively with MOS
Power tube Q1, MOS power tube Q2 and MOS power tube Q3 connections, described low side control binding post respectively with MOS power tubes Q4,
MOS power tube Q5 and MOS power tube Q6 connections, described MOS power tube Q1 and MOS power tubes Q2 series connection and MOS power tubes
Q1 is connected with positive terminal, MOS power tubes Q2 is connected with negative terminal, described MOS power tube Q3 and MOS power tubes Q4 strings
Connection and MOS power tubes Q3 is connected with positive terminal, MOS power tubes Q4 is connected with negative terminal, described MOS power tubes Q5 with
MOS power tubes Q6 connects and MOS power tubes Q5 is connected with positive terminal, MOS power tubes Q6 is connected with negative terminal, described
Three output wiring terminals are connected on MOS power tube Q1 and MOS power tube Q2 connecting lines, MOS power tube Q3 and MOS work(
On rate pipe Q4 connecting lines, on MOS power tube Q5 and MOS power tube Q6 connecting lines, power-off cut-out is additionally provided with described shell
Module, resistance R1, resistance R2, resistance R3, dividing load one, dividing load two and dividing load three, described power-off knife edge die
Block be arranged on low side control binding post with MOS power tube Q4, MOS power tube Q5 and MOS power tube Q6 connecting lines, for breaking
Low side control binding post is cut off when electric and connects the connection before MOS power tubes, described resistance R1 connects with dividing load one,
And resistance R1 is connected with positive terminal, dividing load one is connected with negative terminal, described resistance R2 connects with dividing load two,
And resistance R2 is connected with positive terminal, dividing load two is connected with negative terminal, described resistance R3 connects with dividing load three,
And resistance R3 is connected with positive terminal, dividing load three is connected with negative terminal, in the middle of described resistance R1 and dividing load one
Line is turned on power-off cut-out module and Q2 lines, described resistance R2 and the intermediate connection of dividing load two and power-off cut-out module
Turned on Q4 lines, described resistance R3 is turned on the intermediate connection of dividing load three with power-off cut-out module and Q6 lines.
Binding post is controlled in existing three-phase motor with permanent magnets drive circuit low side, does what a control down circuitry was switched off
Power-off cut-out module, MOS power tubes and drive circuit when motor is powered off in the control of cut-out low side are contacted, low after cut-out
MOS power tubes are held in the effect of resistance R1 and dividing load one, resistance R2 and dividing load two, resistance R3 and dividing load three
Under, low side MOS power tubes will be pulled upward to low side MOS power tubes gate pole by anode and opened more than voltage, so, motor three
Phase coil is all shorted to ground wire, if at this moment moment pushing motor, due to three-phase coil short circuit, has cutting magnetic line electric current,
Opposing torque is produced, slows down motor movement speed, so as to play the function of lock motor.
Further, in addition to divider resistance R7, described divider resistance R7 be arranged on resistance R1, resistance R2 and resistance R3 with
On positive terminal line；Further to resistance R1 and the series circuit of dividing load one, resistance R2 and the series electrical of dividing load two
Road, resistance R3 and the series circuit of dividing load three are depressured, and mainly MOS power tubes are shielded.
Further, described dividing load one is resistance R4, and described dividing load two is resistance R5, and described partial pressure is born
It is resistance R6 to carry three.
Further, described dividing load one is Zener diode D1, and described dividing load two is Zener diode D2,
Described dividing load three is Zener diode D3；Using Zener diode come substitutional resistance, by Zener diode is born
Voltage be limited, when more than certain voltage, Zener diode will not work, and can play the work of burning voltage
With, mainly MOS power tubes are shielded.
Further, described divider resistance R7 on resistance R1, resistance R2 and resistance R3 lines with being also associated with the pole of Zener two
Pipe D4, described Zener diode D4 other ends ground connection.
Further, described resistance R1 is more than dividing load one, and described resistance R2 is more than dividing load two, and resistance R3 is big
In dividing load three.
Compared with prior art, implementation result of the invention is as follows by the present invention：
A kind of controller with power-off lock electric motors function of the present invention, in existing three-phase motor with permanent magnets drive circuit low side
Binding post is controlled, a power-off cut-out module for controlling down circuitry to be switched off is done, is cut off when motor is powered off in low side control
MOS power tubes and drive circuit contact, after cut-out, low side MOS power tubes resistance R1 and dividing load one, resistance R2 with
In the presence of dividing load two, resistance R3 and dividing load three, low side MOS power tubes will be pulled upward to low side by anode
MOS power tubes gate pole is opened more than voltage, and so, motor three-phase coil is all shorted to ground wire, if at this moment moment pushing motor,
Due to three-phase coil short circuit, cutting magnetic line electric current is had, opposing torque is produced, slows down motor movement speed, so as to play lock
The function of motor, effectively avoids electric car and slips by slope phenomenon, greatly improve the security of electric car, while power-off descendant is
Electric car is promoted, motor movement speed slows down, and can also play antitheft effect, the scope of application is wide.
Brief description of the drawings
Fig. 1 is that dividing load is resistive structure schematic diagram.
Fig. 2 is that dividing load is Zener diode formula structural representation.
Fig. 3 is the structural representation for adding divider resistance.
Embodiment
With reference to embodiment, the invention will be further described, but the present invention is not limited only to these examples, to be de-
On the premise of from present inventive concept, carried out by it is any improvement be within the scope of the present invention.
Embodiment one
As illustrated, a kind of controller with power-off lock electric motors function of the present invention, including shell 1 and it is arranged on shell
Drive circuit 2, MOS power tube Q1, MOS power tube Q2, MOS power tube Q3, MOS power tube Q4, MOS power tubes Q5 in 1
With MOS power tubes Q6, described shell 1 is provided with positive terminal 11, negative terminal 12 and the three-phase permanent being connected with battery
Three output wiring terminals 13 that motor 3 is connected, described drive circuit 2 connects provided with high-end control binding post 22 and low side control
Terminal 21, described high-end control binding post is connected with MOS power tube Q1, MOS power tube Q2 and MOS power tubes Q3 respectively, institute
The low side control binding post stated is connected with MOS power tube Q4, MOS power tube Q5 and MOS power tubes Q6 respectively, described MOS
Power tube Q1 and MOS power tube Q2 is connected and MOS power tubes Q1 is connected with positive terminal, MOS power tubes Q2 and negative terminal connect
Connect, described MOS power tube Q3 and MOS power tubes Q4 is connected and MOS power tubes Q3 is connected with positive terminal, MOS power tubes Q4
It is connected with negative terminal, described MOS power tube Q5 and MOS power tubes Q6 series connection and MOS power tubes Q5 connects with positive terminal
Connect, MOS power tubes Q6 is connected with negative terminal, three described output wiring terminals are connected to MOS power tube Q1 and MOS work(
On rate pipe Q2 connecting lines, on MOS power tube Q3 and MOS power tube Q4 connecting lines, MOS power tube Q5 and MOS power tubes Q6 connect
In wiring, power-off cut-out module 4, resistance R1, resistance R2, resistance R3, dividing load one, partial pressure are additionally provided with described shell and is born
Two and dividing load three are carried, described power-off cut-out module is arranged on low side control binding post and MOS power tube Q4, MOS power
Before low side control binding post is cut off when on pipe Q5 and MOS power tube Q6 connecting lines, for powering off and connects MOS power tubes
Connection, described resistance R1 is connected with dividing load one and resistance R1 is connected with positive terminal, dividing load one and negative terminal
Connection, described resistance R2 is connected with dividing load two and resistance R2 is connected with positive terminal, dividing load two and negative terminal
Connection, described resistance R3 is connected with dividing load three and resistance R3 is connected with positive terminal, dividing load three and negative terminal
Connection, described resistance R1 is turned on the intermediate connection of dividing load one with power-off cut-out module and Q2 lines, described resistance R2
Turn on, connect in the middle of described resistance R3 and dividing load three with power-off cut-out module and Q4 lines with the intermediate connection of dividing load two
Line is turned on power-off cut-out module and Q6 lines.
Binding post is controlled in existing three-phase motor with permanent magnets drive circuit low side, does what a control down circuitry was switched off
Power-off cut-out module, MOS power tubes and drive circuit when motor is powered off in the control of cut-out low side are contacted, low after cut-out
MOS power tubes are held in the effect of resistance R1 and dividing load one, resistance R2 and dividing load two, resistance R3 and dividing load three
Under, low side MOS power tubes will be pulled upward to low side MOS power tubes gate pole by anode and opened more than voltage, so, motor three
Phase coil is all shorted to ground wire, if at this moment moment pushing motor, due to three-phase coil short circuit, has cutting magnetic line electric current,
Opposing torque is produced, slows down motor movement speed, so as to play the function of lock motor.
Further, described dividing load one is resistance R4, and described dividing load two is resistance R5, and described partial pressure is born
It is resistance R6 to carry three.
Further, described resistance R1 is more than dividing load one, and described resistance R2 is more than dividing load two, and resistance R3 is big
In dividing load three.
Embodiment two
As illustrated, a kind of controller with power-off lock electric motors function of the present invention, including shell 1 and it is arranged on shell
Drive circuit 2, MOS power tube Q1, MOS power tube Q2, MOS power tube Q3, MOS power tube Q4, MOS power tubes Q5 in 1
With MOS power tubes Q6, described shell 1 is provided with positive terminal 11, negative terminal 12 and the three-phase permanent being connected with battery
Three output wiring terminals 13 that motor 3 is connected, described drive circuit 2 connects provided with high-end control binding post 22 and low side control
Terminal 21, described high-end control binding post is connected with MOS power tube Q1, MOS power tube Q2 and MOS power tubes Q3 respectively, institute
The low side control binding post stated is connected with MOS power tube Q4, MOS power tube Q5 and MOS power tubes Q6 respectively, described MOS
Power tube Q1 and MOS power tube Q2 is connected and MOS power tubes Q1 is connected with positive terminal, MOS power tubes Q2 and negative terminal connect
Connect, described MOS power tube Q3 and MOS power tubes Q4 is connected and MOS power tubes Q3 is connected with positive terminal, MOS power tubes Q4
It is connected with negative terminal, described MOS power tube Q5 and MOS power tubes Q6 series connection and MOS power tubes Q5 connects with positive terminal
Connect, MOS power tubes Q6 is connected with negative terminal, three described output wiring terminals are connected to MOS power tube Q1 and MOS work(
On rate pipe Q2 connecting lines, on MOS power tube Q3 and MOS power tube Q4 connecting lines, MOS power tube Q5 and MOS power tubes Q6 connect
In wiring, power-off cut-out module 4, resistance R1, resistance R2, resistance R3, dividing load one, partial pressure are additionally provided with described shell and is born
Two and dividing load three are carried, described power-off cut-out module is arranged on low side control binding post and MOS power tube Q4, MOS power
Before low side control binding post is cut off when on pipe Q5 and MOS power tube Q6 connecting lines, for powering off and connects MOS power tubes
Connection, described resistance R1 is connected with dividing load one and resistance R1 is connected with positive terminal, dividing load one and negative terminal
Connection, described resistance R2 is connected with dividing load two and resistance R2 is connected with positive terminal, dividing load two and negative terminal
Connection, described resistance R3 is connected with dividing load three and resistance R3 is connected with positive terminal, dividing load three and negative terminal
Connection, described resistance R1 is turned on the intermediate connection of dividing load one with power-off cut-out module and Q2 lines, described resistance R2
Turn on, connect in the middle of described resistance R3 and dividing load three with power-off cut-out module and Q4 lines with the intermediate connection of dividing load two
Line is turned on power-off cut-out module and Q6 lines.
Further, described dividing load one is Zener diode D1, and described dividing load two is Zener diode D2,
Described dividing load three is Zener diode D3；Using Zener diode come substitutional resistance, by Zener diode is born
Voltage be limited, when more than certain voltage, Zener diode will not work, and can play the work of burning voltage
With, mainly MOS power tubes are shielded.
Embodiment three
As illustrated, a kind of controller with power-off lock electric motors function of the present invention, including shell 1 and it is arranged on shell
Drive circuit 2, MOS power tube Q1, MOS power tube Q2, MOS power tube Q3, MOS power tube Q4, MOS power tubes Q5 in 1
With MOS power tubes Q6, described shell 1 is provided with positive terminal 11, negative terminal 12 and the three-phase permanent being connected with battery
Three output wiring terminals 13 that motor 3 is connected, described drive circuit 2 connects provided with high-end control binding post 22 and low side control
Terminal 21, described high-end control binding post is connected with MOS power tube Q1, MOS power tube Q2 and MOS power tubes Q3 respectively, institute
The low side control binding post stated is connected with MOS power tube Q4, MOS power tube Q5 and MOS power tubes Q6 respectively, described MOS
Power tube Q1 and MOS power tube Q2 is connected and MOS power tubes Q1 is connected with positive terminal, MOS power tubes Q2 and negative terminal connect
Connect, described MOS power tube Q3 and MOS power tubes Q4 is connected and MOS power tubes Q3 is connected with positive terminal, MOS power tubes Q4
It is connected with negative terminal, described MOS power tube Q5 and MOS power tubes Q6 series connection and MOS power tubes Q5 connects with positive terminal
Connect, MOS power tubes Q6 is connected with negative terminal, three described output wiring terminals are connected to MOS power tube Q1 and MOS work(
On rate pipe Q2 connecting lines, on MOS power tube Q3 and MOS power tube Q4 connecting lines, MOS power tube Q5 and MOS power tubes Q6 connect
In wiring, power-off cut-out module 4, resistance R1, resistance R2, resistance R3, dividing load one, partial pressure are additionally provided with described shell and is born
Two and dividing load three are carried, described power-off cut-out module is arranged on low side control binding post and MOS power tube Q4, MOS power
Before low side control binding post is cut off when on pipe Q5 and MOS power tube Q6 connecting lines, for powering off and connects MOS power tubes
Connection, described resistance R1 is connected with dividing load one and resistance R1 is connected with positive terminal, dividing load one and negative terminal
Connection, described resistance R2 is connected with dividing load two and resistance R2 is connected with positive terminal, dividing load two and negative terminal
Connection, described resistance R3 is connected with dividing load three and resistance R3 is connected with positive terminal, dividing load three and negative terminal
Connection, described resistance R1 is turned on the intermediate connection of dividing load one with power-off cut-out module and Q2 lines, described resistance R2
Turn on, connect in the middle of described resistance R3 and dividing load three with power-off cut-out module and Q4 lines with the intermediate connection of dividing load two
Line is turned on power-off cut-out module and Q6 lines.
Further, in addition to divider resistance R7, described divider resistance R7 be arranged on resistance R1, resistance R2 and resistance R3 with
On positive terminal line；Further to resistance R1 and the series circuit of dividing load one, resistance R2 and the series electrical of dividing load two
Road, resistance R3 and the series circuit of dividing load three are depressured, and mainly MOS power tubes are shielded.
Further, described divider resistance R7 on resistance R1, resistance R2 and resistance R3 lines with being also associated with the pole of Zener two
Pipe D4, described Zener diode D4 other ends ground connection.
Further, described dividing load one is Zener diode D1, and described dividing load two is Zener diode D2,
Described dividing load three is Zener diode D3；Using Zener diode come substitutional resistance, by Zener diode is born
Voltage be limited, when more than certain voltage, Zener diode will not work, and can play the work of burning voltage
With, mainly MOS power tubes are shielded.
Claims (6)
1. a kind of controller with power-off lock electric motors function, including shell and drive circuit, the MOS power being arranged in shell
Pipe Q1, MOS power tube Q2, MOS power tube Q3, MOS power tube Q4, MOS power tube Q5 and MOS power tube Q6, it is described
Shell is provided with positive terminal, negative terminal, three output wiring terminals being connected with three-phase motor with permanent magnets, institute being connected with battery
The drive circuit stated provided with high-end control binding post and low side control binding post, described high-end control binding post respectively with
MOS power tube Q1, MOS power tube Q2 and MOS power tube Q3 connections, described low side control binding post respectively with MOS power tubes
Q4, MOS power tube Q5 and MOS power tube Q6 connections, described MOS power tube Q1 and MOS power tubes Q2 series connection and MOS work(
Rate pipe Q1 is connected with positive terminal, MOS power tubes Q2 is connected with negative terminal, described MOS power tube Q3 and MOS power tubes Q4
Connect and MOS power tubes Q3 is connected with positive terminal, MOS power tubes Q4 is connected with negative terminal, described MOS power tubes Q5
Connected with MOS power tubes Q6 and MOS power tubes Q5 is connected with positive terminal, MOS power tubes Q6 is connected with negative terminal, described
Three output wiring terminals be connected on MOS power tube Q1 and MOS power tube Q2 connecting lines, MOS power tubes Q3 and MOS
On power tube Q4 connecting lines, on MOS power tube Q5 and MOS power tube Q6 connecting lines, it is characterised in that：In described shell also
It is described provided with power-off cut-out module, resistance R1, resistance R2, resistance R3, dividing load one, dividing load two and dividing load three
Power-off cut-out module be arranged on low side control binding post and MOS power tube Q4, MOS power tube Q5 and MOS power tubes Q6 and connect
Low side control binding post is cut off when in wiring, for powering off and connects the connection before MOS power tubes, described resistance R1 is with dividing
Pressure load one is connected and resistance R1 is connected with positive terminal, dividing load one is connected with negative terminal, and described resistance R2 is with dividing
Pressure load two is connected and resistance R2 is connected with positive terminal, dividing load two is connected with negative terminal, and described resistance R3 is with dividing
Pressure load three is connected and resistance R3 is connected with positive terminal, dividing load three is connected with negative terminal, and described resistance R1 is with dividing
Pressure one intermediate connection of load is turned on power-off cut-out module and Q2 lines, described resistance R2 and the intermediate connection of dividing load two with
Power-off cut-out module is turned on Q4 lines, and described resistance R3 connects with the intermediate connection of dividing load three with power-off cut-out module with Q6
Line is turned on.
2. a kind of controller with power-off lock electric motors function according to claim 1, it is characterised in that：Also include partial pressure
Resistance R7, described divider resistance R7 are arranged on resistance R1, resistance R2 and resistance R3 and positive terminal line.
3. a kind of controller with power-off lock electric motors function according to claim 1, it is characterised in that：Described partial pressure
Load one is resistance R4, and described dividing load two is resistance R5, and described dividing load three is resistance R6.
4. a kind of controller with power-off lock electric motors function according to any one of claim 1 or 2, it is characterised in that：
Described dividing load one is Zener diode D1, and described dividing load two is Zener diode D2, described dividing load
Three be Zener diode D3.
5. a kind of controller with power-off lock electric motors function according to claim 2, it is characterised in that：Described partial pressure
Resistance R7 is another with being also associated with Zener diode D4, described Zener diode D4 on resistance R1, resistance R2 and resistance R3 lines
One end is grounded.
6. a kind of controller with power-off lock electric motors function according to claim 2, it is characterised in that：Described resistance
R1 is more than dividing load one, and described resistance R2 is more than dividing load two, and resistance R3 is more than dividing load three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710426061.8A CN107070313A (en) | 2017-06-08 | 2017-06-08 | A kind of controller with power-off lock electric motors function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710426061.8A CN107070313A (en) | 2017-06-08 | 2017-06-08 | A kind of controller with power-off lock electric motors function |
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| Publication Number | Publication Date |
|---|---|
| CN107070313A true CN107070313A (en) | 2017-08-18 |
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ID=59617335
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710426061.8A Pending CN107070313A (en) | 2017-06-08 | 2017-06-08 | A kind of controller with power-off lock electric motors function |
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Application publication date: 20170818 |
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| WD01 | Invention patent application deemed withdrawn after publication |