CN206922673U - 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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- CN206922673U CN206922673U CN201720659123.5U CN201720659123U CN206922673U CN 206922673 U CN206922673 U CN 206922673U CN 201720659123 U CN201720659123 U CN 201720659123U CN 206922673 U CN206922673 U CN 206922673U
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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.The utility model overcomes the deficiencies in the prior art, effectively avoids electric car and slips by slope phenomenon, greatly improves the security of electric car, while powers off descendant to promote electric car, and motor movement speed slows down, and can also play antitheft effect, the scope of application is wide.
Description
Technical field
Electric machine controller technical field is the utility model is related to, particularly belongs to a kind of control with power-off lock electric motors function
Device.
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 has different performance 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 carelessness or starting moment all be easy to produce car slipping phenomenon.
Utility model content
The purpose of this utility model there is provided a kind of controller with power-off lock electric motors function, overcome prior art
Deficiency, control binding post in existing three-phase motor with permanent magnets drive circuit low side, do what the power-off of control circuit was switched off
What power-off cut-out module, the MOS power tubes when motor powers off in the control of cut-out low side and drive circuit contacted, it is low after cut-out
MOS power tubes are held in resistance R1 and dividing load one, resistance R2 and dividing load two, resistance R3 and dividing load three effect
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.
To solve the above problems, technical solution adopted in the utility model is as follows：
A kind of controller with power-off lock electric motors function, including shell and the drive circuit, the MOS work(that are arranged in shell
Rate 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 be provided with the positive terminal, negative terminal, three output wiring terminals being connected with three-phase motor with permanent magnets that are connected with battery,
Described drive circuit be provided with high-end control binding post and low side control binding post, described high-end control binding post respectively with
MOS power tubes Q1, MOS power tube Q2 connects with MOS power tubes Q3, described low side control binding post respectively with MOS power tubes
Q4, MOS power tube Q5 connect with MOS power tubes Q6, 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, it is 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 additionally provided with power-off in described shell and cuts
Disconnected module, resistance R1, resistance R2, resistance R3, dividing load one, dividing load two and dividing load three, described power-off cut-out
Module be arranged on low side control binding post with MOS power tube Q4, MOS power tube Q5 and MOS power tube Q6 connecting lines, be used for
Low side control binding post is cut off during power-off and connects the connection before MOS power tubes, a string of described resistance R1 and dividing load
Join and resistance R1 is connected with positive terminal, dividing load one is connected with negative terminal, described resistance R2 goes here and there with dividing load two
Join and resistance R2 is connected with positive terminal, dividing load two is connected with negative terminal, described resistance R3 goes here and there with dividing load three
Join and resistance R3 is connected with positive terminal, dividing load three is connected with negative terminal, in described resistance R1 and dividing load one
Between line turn on power-off cut-out module with Q2 lines, described resistance R2 and the intermediate connection of dividing load two and power off knife edge die
Block turns on Q4 lines, and described resistance R3 turns on the intermediate connection of dividing load three with power-off cut-out module with Q6 lines.
Binding post is controlled in existing three-phase motor with permanent magnets drive circuit low side, does what a control circuit power-off was switched off
What power-off cut-out module, the MOS power tubes when motor powers off in the control of cut-out low side and drive circuit contacted, it is low after cut-out
MOS power tubes are held in resistance R1 and dividing load one, resistance R2 and dividing load two, resistance R3 and dividing load three effect
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 being shielded to MOS power tubes.
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 present utility model is as follows for the utility model：
A kind of controller with power-off lock electric motors function described in the utility model, drives in existing three-phase motor with permanent magnets
Circuit low side controls binding post, do power-off cut-out module that the power-off of control circuit is switched off, cut off when motor powers off it is low
MOS power tubes and drive circuit contact in the control of end, after cut-out, low side MOS power tubes resistance R1 and dividing load one,
Resistance R2 is with the presence of dividing load two, resistance R3 and dividing load three, will be pulled up low side MOS power tubes by anode
Opened more than voltage to low side MOS power tubes gate pole, so, motor three-phase coil is all shorted to ground wire, if at this moment moment pushes away
Dynamic 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
The function of lock motor is played, electric car is effectively avoided and slips by slope phenomenon, greatly improve the security of electric car, power off simultaneously
To promote electric car, motor movement speed slows down descendant, 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 utility model will be further described, but the utility model is not limited only to these realities
Example, for depart from the utility model aims on the premise of, carried out by it is any improvement all fall within the scope of protection of the utility model.
Embodiment one
As illustrated, a kind of controller with power-off lock electric motors function described in the utility model, including shell 1 and set
Put drive circuit 2, MOS power tube Q1, MOS power tube Q2, MOS power tube Q3, MOS power tubes Q4, MOS in shell 1
Power tube Q5 and MOS power tube Q6, described shell 1 be provided be connected with battery positive terminal 11, negative terminal 12, and
Three output wiring terminals 13 that three-phase motor with permanent magnets 3 connects, described drive circuit 2 are provided with high-end control binding post 22 and low
End control binding post 21, described high-end control binding post respectively with MOS power tube Q1, MOS power tube Q2 and MOS power tubes
Q3 connections, described low side control binding post are connected with MOS power tube Q4, MOS power tube Q5 and MOS power tubes Q6 respectively,
Described MOS power tube Q1 and MOS power tubes Q2 series connection and MOS power tubes Q1 are connected with positive terminal, MOS power tubes Q2 and
Negative terminal connects, 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 is connected with negative terminal, described MOS power tube Q5 and MOS power tubes Q6 series connection and MOS power tubes Q5 with
Positive terminal connection, MOS power tubes Q6 are connected with negative terminal, and described three output wiring terminals are connected to MOS power
On pipe Q1 and MOS power tube Q2 connecting lines, on MOS power tube Q3 and MOS power tube Q4 connecting lines, MOS power tubes Q5 and
On MOS power tube Q6 connecting lines, power-off cut-out module 4, resistance R1, resistance R2, resistance R3, partial pressure are additionally provided with described shell
Load one, dividing load two and dividing load three, described power-off cut-out module are arranged on low side control binding post and MOS power
On pipe Q4, MOS power tube Q5 and MOS power tube Q6 connecting lines, for powering off when cut off low side control and binding post and connect MOS
Connection before power tube, described resistance R1 is connected with dividing load one and resistance R1 is connected with positive terminal, dividing load
One is connected with negative terminal, and described resistance R2 is connected with dividing load two and resistance R2 is connected with positive terminal, dividing load
Two are connected with negative terminal, and described resistance R3 is connected with dividing load three and resistance R3 is connected with positive terminal, dividing load
Three are connected with negative terminal, and described resistance R1 turns on the intermediate connection of dividing load one with power-off cut-out module with Q2 lines,
Described resistance R2 turns on the intermediate connection of dividing load two with power-off cut-out module with Q4 lines, described resistance R3 and partial pressure
Three intermediate connections are loaded to turn on Q6 lines with power-off cut-out module.
Binding post is controlled in existing three-phase motor with permanent magnets drive circuit low side, does what a control circuit power-off was switched off
What power-off cut-out module, the MOS power tubes when motor powers off in the control of cut-out low side and drive circuit contacted, it is low after cut-out
MOS power tubes are held in resistance R1 and dividing load one, resistance R2 and dividing load two, resistance R3 and dividing load three effect
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 described in the utility model, including shell 1 and set
Put drive circuit 2, MOS power tube Q1, MOS power tube Q2, MOS power tube Q3, MOS power tubes Q4, MOS in shell 1
Power tube Q5 and MOS power tube Q6, described shell 1 be provided be connected with battery positive terminal 11, negative terminal 12, and
Three output wiring terminals 13 that three-phase motor with permanent magnets 3 connects, described drive circuit 2 are provided with high-end control binding post 22 and low
End control binding post 21, described high-end control binding post respectively with MOS power tube Q1, MOS power tube Q2 and MOS power tubes
Q3 connections, described low side control binding post are connected with MOS power tube Q4, MOS power tube Q5 and MOS power tubes Q6 respectively,
Described MOS power tube Q1 and MOS power tubes Q2 series connection and MOS power tubes Q1 are connected with positive terminal, MOS power tubes Q2 and
Negative terminal connects, 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 is connected with negative terminal, described MOS power tube Q5 and MOS power tubes Q6 series connection and MOS power tubes Q5 with
Positive terminal connection, MOS power tubes Q6 are connected with negative terminal, and described three output wiring terminals are connected to MOS power
On pipe Q1 and MOS power tube Q2 connecting lines, on MOS power tube Q3 and MOS power tube Q4 connecting lines, MOS power tubes Q5 and
On MOS power tube Q6 connecting lines, power-off cut-out module 4, resistance R1, resistance R2, resistance R3, partial pressure are additionally provided with described shell
Load one, dividing load two and dividing load three, described power-off cut-out module are arranged on low side control binding post and MOS power
On pipe Q4, MOS power tube Q5 and MOS power tube Q6 connecting lines, for powering off when cut off low side control and binding post and connect MOS
Connection before power tube, described resistance R1 is connected with dividing load one and resistance R1 is connected with positive terminal, dividing load
One is connected with negative terminal, and described resistance R2 is connected with dividing load two and resistance R2 is connected with positive terminal, dividing load
Two are connected with negative terminal, and described resistance R3 is connected with dividing load three and resistance R3 is connected with positive terminal, dividing load
Three are connected with negative terminal, and described resistance R1 turns on the intermediate connection of dividing load one with power-off cut-out module with Q2 lines,
Described resistance R2 turns on the intermediate connection of dividing load two with power-off cut-out module with Q4 lines, described resistance R3 and partial pressure
Three intermediate connections are loaded to turn on Q6 lines with power-off cut-out module.
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 being shielded to MOS power tubes.
Embodiment three
As illustrated, a kind of controller with power-off lock electric motors function described in the utility model, including shell 1 and set
Put drive circuit 2, MOS power tube Q1, MOS power tube Q2, MOS power tube Q3, MOS power tubes Q4, MOS in shell 1
Power tube Q5 and MOS power tube Q6, described shell 1 be provided be connected with battery positive terminal 11, negative terminal 12, and
Three output wiring terminals 13 that three-phase motor with permanent magnets 3 connects, described drive circuit 2 are provided with high-end control binding post 22 and low
End control binding post 21, described high-end control binding post respectively with MOS power tube Q1, MOS power tube Q2 and MOS power tubes
Q3 connections, described low side control binding post are connected with MOS power tube Q4, MOS power tube Q5 and MOS power tubes Q6 respectively,
Described MOS power tube Q1 and MOS power tubes Q2 series connection and MOS power tubes Q1 are connected with positive terminal, MOS power tubes Q2 and
Negative terminal connects, 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 is connected with negative terminal, described MOS power tube Q5 and MOS power tubes Q6 series connection and MOS power tubes Q5 with
Positive terminal connection, MOS power tubes Q6 are connected with negative terminal, and described three output wiring terminals are connected to MOS power
On pipe Q1 and MOS power tube Q2 connecting lines, on MOS power tube Q3 and MOS power tube Q4 connecting lines, MOS power tubes Q5 and
On MOS power tube Q6 connecting lines, power-off cut-out module 4, resistance R1, resistance R2, resistance R3, partial pressure are additionally provided with described shell
Load one, dividing load two and dividing load three, described power-off cut-out module are arranged on low side control binding post and MOS power
On pipe Q4, MOS power tube Q5 and MOS power tube Q6 connecting lines, for powering off when cut off low side control and binding post and connect MOS
Connection before power tube, described resistance R1 is connected with dividing load one and resistance R1 is connected with positive terminal, dividing load
One is connected with negative terminal, and described resistance R2 is connected with dividing load two and resistance R2 is connected with positive terminal, dividing load
Two are connected with negative terminal, and described resistance R3 is connected with dividing load three and resistance R3 is connected with positive terminal, dividing load
Three are connected with negative terminal, and described resistance R1 turns on the intermediate connection of dividing load one with power-off cut-out module with Q2 lines,
Described resistance R2 turns on the intermediate connection of dividing load two with power-off cut-out module with Q4 lines, described resistance R3 and partial pressure
Three intermediate connections are loaded to turn on Q6 lines with power-off cut-out module.
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 being shielded to MOS power tubes.
Claims (6)
1. a kind of controller with power-off lock electric motors function, including shell and the drive circuit, the MOS power that are 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 being connected with battery, institute
The drive circuit stated be provided with high-end control binding post and low side control binding post, described high-end control binding post respectively with
MOS power tubes Q1, MOS power tube Q2 connects with MOS power tubes Q3, described low side control binding post respectively with MOS power tubes
Q4, MOS power tube Q5 connect with MOS power tubes Q6, 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, it is 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
In wiring, for powering off when cut off low side control binding post and connect the connection before MOS power tubes, described resistance R1 and divide
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 turns on power-off cut-out module with Q2 lines, described resistance R2 and the intermediate connection of dividing load two and
Power-off cut-out module turns 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 turns on.
A kind of 2. 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.
A kind of 3. 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.
A kind of 4. 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.
A kind of 5. 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.
A kind of 6. 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.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720659123.5U CN206922673U (en) | 2017-06-08 | 2017-06-08 | A kind of controller with power-off lock electric motors function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720659123.5U CN206922673U (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 |
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| CN206922673U true CN206922673U (en) | 2018-01-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070313A (en) * | 2017-06-08 | 2017-08-18 | 合肥凯利科技投资有限公司 | A kind of controller with power-off lock electric motors function |
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2017
- 2017-06-08 CN CN201720659123.5U patent/CN206922673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070313A (en) * | 2017-06-08 | 2017-08-18 | 合肥凯利科技投资有限公司 | A kind of controller with power-off lock electric motors function |
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