CN201556060U - Controller of intelligent brushless electric vehicle - Google Patents
Controller of intelligent brushless electric vehicle Download PDFInfo
- Publication number
- CN201556060U CN201556060U CN2009202413639U CN200920241363U CN201556060U CN 201556060 U CN201556060 U CN 201556060U CN 2009202413639 U CN2009202413639 U CN 2009202413639U CN 200920241363 U CN200920241363 U CN 200920241363U CN 201556060 U CN201556060 U CN 201556060U
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- China
- Prior art keywords
- controller
- voltage
- oxide
- brushless electric
- battery
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a controller of an intelligent brushless electric vehicle, which comprises a regulated power supply, wherein the regulated power supply is connected with an external battery and provides work voltage to internal electronic components of the controller; the regulated power supply is connected with a main processing chip and driving circuits of MOS pipes; the driving circuits of the MOS pipes are electrically connected with the MOS pipes, and shape and amplify signals outputted by the main processing chip to the MOS pipes; the MOS pipes transport the signals to an brushless electric machine controlled by the controller; the numbers of the MOS pipes and the driving circuits are respectively 3; the controller of the intelligent brushless electric vehicle is provided with a low-voltage protection circuit for stopping a battery to discharge with low voltage; the voltage signals of the regulated power supply and the battery are transmitted to the main processing chip through the low-voltage protection circuit; the controller is further provided with a current-limiting protection circuit; and the output eclectic current signals of the battery and the MOS pipes are transmitted to the main processing chip through the current-limiting protection circuit. The controller can protect the battery, the controller and the electrical machine.
Description
Technical field
The utility model belongs to the controller for electric vehicle technical field, relates to a kind of intelligent brushless electric vehicle controller.
Background technology
Do not have the automatic power-off protection function of corresponding low-voltage on the existing brushless electric vehicle controller, cross when hanging down when cell voltage and also can continue power supply, battery is damaged and reduction of service life.
Summary of the invention
The purpose of this utility model provides and a kind ofly stops its intelligent brushless electric vehicle controller that continues discharge during less than certain setting value when cell voltage, plays the effect of protection battery of electric vehicle effectively.
The technical scheme that the utility model adopted is to achieve the above object of the invention:
A kind of intelligent brushless electric vehicle controller; comprise the stabilized voltage supply that is connected and provides operating voltage with external cell for the controller internal electronic element; stabilized voltage supply and main process chip; the metal-oxide-semiconductor driving circuit connects; the driving circuit of metal-oxide-semiconductor is electrically connected with metal-oxide-semiconductor and the signal shaping amplification that main process chip is exported is offered metal-oxide-semiconductor; metal-oxide-semiconductor transmits signal to the brushless electric machine that is controlled by the controller; wherein metal-oxide-semiconductor and driving circuit thereof all have 3; it is characterized in that: also be provided with the under-voltage protecting circuit that stops the battery low-voltage discharge on the described intelligent brushless electric vehicle controller, the voltage signal of stabilized voltage supply and battery is transported to main process chip by under-voltage protecting circuit.
Also be provided with current-limiting protection circuit on the described controller, the output current signal of battery and metal-oxide-semiconductor is transported to main process chip by current-limiting protection circuit.
The utility model has been set up under-voltage protecting circuit and current-limiting protection circuit on existing intelligent brushless electric vehicle controller, under-voltage protecting circuit is to reduce to the controller setting value when following when cell voltage, main process chip has stopped the output of signal, be unlikely under low voltage condition, to discharge with the protection battery, prolong the serviceable life of battery; Current-limiting protection circuit is that the maximum current to controller output limits, and electric current more than the allowed band can not occur with protection battery, controller, motor etc.
Description of drawings
Fig. 1 is to use vehicle electric circuitry block diagram of the present utility model, and wherein A is a circuit block diagram of the present utility model.
Embodiment
Shown in the A frame of broken lines among Fig. 1, a kind of intelligent brushless electric vehicle controller, comprise the stabilized voltage supply that is connected and provides operating voltage with external cell for the controller internal electronic element, stabilized voltage supply and main process chip, the metal-oxide-semiconductor driving circuit connects, the driving circuit of metal-oxide-semiconductor is electrically connected with metal-oxide-semiconductor and the signal shaping amplification that main process chip is exported is offered metal-oxide-semiconductor, wherein metal-oxide-semiconductor and driving circuit thereof all have 3, metal-oxide-semiconductor transmits signal to the brushless electric machine that is controlled by the controller, brushless electric machine flows to main process chip with its hall signal, main process chip provides the metal-oxide-semiconductor driving circuit according to the signal of ear suddenly of brushless electric machine and selectively opens and shutdown signal, to finish the commutation to motor; Main process chip also links to each other with handle, the brake lever of outside, mixes with the metal-oxide-semiconductor Continuity signal according to the carrier signal of the big young pathbreaker's corresponding pulses of the input voltage width of handle, to reach the purpose of control motor speed; Described intelligent brushless electric vehicle controller is provided with the under-voltage protecting circuit that stops the battery low-voltage discharge, the voltage signal of stabilized voltage supply and battery is transported to main process chip by under-voltage protecting circuit, when cell voltage reduces to the controller setting value when following, main process chip has stopped the output of signal, is unlikely to discharge under low voltage condition with the protection battery; Also be provided with current-limiting protection circuit on the described controller, the output current signal of battery and metal-oxide-semiconductor is transported to main process chip by current-limiting protection circuit.
Claims (2)
1. intelligent brushless electric vehicle controller; comprise the stabilized voltage supply that is connected and provides operating voltage with external cell for the controller internal electronic element; stabilized voltage supply and main process chip; the metal-oxide-semiconductor driving circuit connects; the driving circuit of metal-oxide-semiconductor is electrically connected with metal-oxide-semiconductor and the signal shaping amplification that main process chip is exported is offered metal-oxide-semiconductor; metal-oxide-semiconductor transmits signal to the brushless electric machine that is controlled by the controller; wherein metal-oxide-semiconductor and driving circuit thereof all have 3; it is characterized in that: also be provided with the under-voltage protecting circuit that stops the battery low-voltage discharge on the described intelligent brushless electric vehicle controller, the voltage signal of stabilized voltage supply and battery is transported to main process chip by under-voltage protecting circuit.
2. intelligent brushless electric vehicle controller according to claim 1 is characterized in that: also be provided with current-limiting protection circuit on the described controller, the output current signal of battery and metal-oxide-semiconductor is transported to main process chip by current-limiting protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202413639U CN201556060U (en) | 2009-11-10 | 2009-11-10 | Controller of intelligent brushless electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202413639U CN201556060U (en) | 2009-11-10 | 2009-11-10 | Controller of intelligent brushless electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201556060U true CN201556060U (en) | 2010-08-18 |
Family
ID=42615749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202413639U Expired - Fee Related CN201556060U (en) | 2009-11-10 | 2009-11-10 | Controller of intelligent brushless electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201556060U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005730A (en) * | 2010-11-11 | 2011-04-06 | 陈会甫 | Overload protection device and method for electric tool |
| CN105141132A (en) * | 2015-09-06 | 2015-12-09 | 马建权 | Time-sharing power supply control circuit |
-
2009
- 2009-11-10 CN CN2009202413639U patent/CN201556060U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005730A (en) * | 2010-11-11 | 2011-04-06 | 陈会甫 | Overload protection device and method for electric tool |
| CN105141132A (en) * | 2015-09-06 | 2015-12-09 | 马建权 | Time-sharing power supply control circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20121110 |