Device for charging a battery of the electric vehicle

 

(57) Abstract:

Usage: electric traction system of the vehicle. The inventive device includes two sections of the battery, the generator, the internal combustion engine, kinematically connected with the generator, helical spring, kinematically connected to the motor and the generator. In the process of moving electric power traction motor is supplied from one of the sections of the battery, while raredisease section recharged from the generator. For recharging raredisease section of the internal combustion engine spins a generator and the flywheel to a predetermined speed and is disconnected from the engine crank. Next, twist the helical spring to a specified tension at which two shoulders lever is rotated under the action of drive and displays the gear driven bevel gear. This spiral spring is disconnected from the internal combustion engine and, raskruchivayas, begins to rotate the generator, keeping it constant given speed through speed control and gear that during the reverse rotation of the intermediate shaft is composed of n the electric traction systems of vehicles powered by its own energy sources and energy use, accumulated mechanically.

Known Electromechanical drive a vehicle containing an internal combustion engine and causes a traction motor, which is connected through a key element of the battery. The actuator is equipped with a control unit the value of the charging current, additional traction engine, a differential connected between the batteries and additional traction engine control unit magnitude and direction of the current additional traction engine. Additional traction motor is at rated speed, which allows the battery continuously, and the current consumption from the battery to produce periodically.

It is also known a device for controlling the starting mechanism of the charging unit of the electric vehicle, which is the technical nature and essential features is the closest to the claimed. This device is used to recharge the batteries during the movement of the electric energy produced by the internal combustion engine mounted on the electric vehicle.

Known devices the controller loads the charging unit and the traction motor. To automatically activate and deactivate the trigger mechanism of the charging unit at a given speed of the electric vehicle is equipped with a tachogenerator driven by the wheels of the electric vehicle and a source of reference voltage connected in electrical circuit with the relay, breaking the electrical circuit in the trigger mechanism. The trigger for actuation of the charging unit has an internal combustion engine and a generator of alternating electric current. The generator connected to the battery through the rectifier. To the electrical circuit connecting the battery with the generator connected to the traction motor of an electric vehicle. When accelerating, the electric voltage generated by the tachometer, increases in proportion to the speed. Increases the strength of the current supplied to the amplifier, resulting closed contacts located between the amplifier and trigger mechanism. The trigger launches the charging unit, which automatically comes into operation at a high speed electric car, when large power consumption, and terminates n the em high duration of the movement of the electric vehicle in the Autonomous mode without recharging the battery from an external power source. The connection of the internal combustion engine to recharge the battery is in the most critical periods of the motion, namely during acceleration and high speed with frequent acceleration and braking leads to instability and unreliability of the operation of the electric vehicle, reduces traffic safety. In addition, frequent starting of the internal combustion engine generate increased noise levels and reduce the efficiency of the electric vehicle.

The objective of the invention is to increase the duration of the movement of the electric vehicle in the Autonomous mode without recharging the battery from an external power source, to increase the efficiency of the electric vehicle, to reduce the switching frequency of the internal combustion engine and to reduce the level of noise generated by moving electric car.

The problem is solved in that the device for charging the battery of the electric vehicle comprising a generator, electrically connected to the rechargeable battery, and the internal combustion engine, kinematically associated with the generator, with a spring energy accumulator and speed controller, and a spring t rotation is selected in the kinematic chain between the spring energy accumulator and generator, the battery is divided into sections, in the input and output circuits which entered the switch.

Spring energy accumulator is made in the form of a coil spring, the inner end of which is attached to the Central shaft. The crankshaft of the internal combustion engine is kinematically connected to the Central shaft through the driving and driven bevel gear, the intermediate shaft and the gearbox.

On the intermediate shaft fixed disk with a spiral groove on its end surface and the overrunning clutch. Driven bevel gear mounted on the intermediate shaft can move along its axis. Between the driven bevel gear and the drive has two shoulders lever, one end of which is inserted into the groove, and the other end beneath the driven bevel gear. The generator is connected with a spiral spring through the overrunning clutch.

The internal combustion engine connected to a generator through a leading bevel gear, which is movably mounted on the crankshaft of the internal combustion engine and connected with the handle.

Spring energy accumulator connected to the internal combustion engine, and a speed controller, agnosti accumulation of mechanical energy from the internal combustion engine and its continuous consumption for charging the battery in a stable operation for a long period of time.

Due to the fact that the battery is divided into sections, each of which is connected to the generator and the traction motor through the switch, provided the possibility of charging raredisease section of the battery in a stable mode at that time, as the movement of the electric vehicle is charged from the section of the battery.

A disk with a spiral groove, two shoulders lever and the elastic mounting the driven bevel gear on the intermediate shaft provide the ability to automatically disconnect the coil spring from the internal combustion engine when it is winding to a predetermined tension force.

The overrunning clutch connecting the generator with a spiral spring, enables the kinematic connection of the generator with the intermediate shaft in the unwinding coil springs and automatic disconnection of the generator from the intermediate shaft when tightening the spiral springs internal combustion engine.

A movable fastening leading bevel gears connecting the internal combustion engine with a generator, is provided to disconnect the internal combustion engine from generator rechargeable battery of the electric vehicle, the overall look.

The device contains blocks 1 and 2 rechargeable batteries, the generator 3 and the motor 4 internal combustion engines. The crankshaft 5 of the engine 4 is connected to the generator 3 through the leading bevel gear 6 connected to the handle 7 and a spring 8, gear 9, the gear 10 and shaft 11, which is fixed to the sprocket 12 and the flywheel 13. Leading bevel gear 6 is engaged with the driven bevel gear 14 mounted on the intermediate shaft 15 and the spring-loaded spring 16. On the intermediate shaft 15 is rigidly fixed to the disk 17 with a spiral groove 18 and the stop 19, the overrunning clutch 20, which is fastened a gear 21 and the rotation speed controller 29. The gear 21 is kinematically connected to the generator 3 through the gear 22, the sprocket 23, the circuit 24, the sprocket 12 and the shaft 11. With groove 18 is in contact two shoulders lever 25 by means of ball 26. Two shoulders lever 25 is attached to the axis 27 and the second end beneath the driven bevel gear 1. The intermediate shaft 15 is connected with a Central shaft 28 through a speed controller 29 and gear 30. To the Central shaft 28 attached to one end of a spiral spring 31, the other end of which is fastened to the housing of the gearbox 30. Sections 1 and 2 rechargeable batteries are connected, duchatelet 33 and the generator 3 with the rectifier 34 and the transformer 35. The switch 33 is connected to the motor 36 for driving the compressor 37 and the relay 38, United with the spark plug 39. Engine 4 internal combustion powered by a gas cylinder 40 through the mixer 41, the dispenser 42 and the nozzle 43. The mixer 41 is connected to the compressor 37 through the receiver 44. On the crankshaft 5 of the engine 4 internal combustion fixed handwheel 45. The engine 4 has a socket 46 for removal of exhaust gases.

The device operates as follows.

In the preparation of the electric vehicle to operate charge both sections 1 and 2 rechargeable battery from an external source of electric power and electric car set filled gas cylinder 41. During the movement of electric power to the traction motor 22 carried by the block 1, after the discharge of which the switch 33 connects the charged unit 2. Charging the discharged section 1 are produced from the generator 3 through the transformer 35 and rectifier 34 during movement of the electric vehicle. To do this, include the gas from the gas cylinder 40 and start the motor 36, which drives the compressor 37. Gas from the cylinder 40, and the compressed air from the compressor 37 is mixed in the mixer 41, forming a gas-air mixture, the Shui mixture is ignited by the spark plug 39 and the relay 33 and the motor 4 is started, resulting in the rotation of the crankshaft 5 with handwheel 45. During the rotation of the crankshaft 5 come into rotation leading bevel gear 6, the gear 9, the gear 10, the shaft 11, the sprocket 12, the flywheel 13, the generator 3, the circuit 24, the sprocket 23, the gear 22 and the gear 21 and driven bevel gear 14, the intermediate shaft 15, the disk 17, the gear 30 and the Central shaft 28. The generator 3 to the flywheel 13 spin up to a predetermined speed of rotation. The Central shaft 28 spins helical spring 31. The gear 21 rotates freely on the intermediate shaft 15, and a ball 26 rolls along the spiral groove 18, two shoulders turning the lever 25 about the axis 27. After a set of generator 3 and the flywheel 13 preset speed of rotation of the turning handle 7 and you unhook the leading bevel gear 6 with the gear 9 without disengagement with the driven bevel gear 14. At that moment, when the spiral spring 31 will twist to a specified tension, emphasis 19 presses the lever 25 and rapidly rotates around the axis 27. The second end of the two shoulders of the lever raises the driven bevel gear 14, compressing the spring 16, and unhooks her with a leading bevel gear 6. The engine 4 is stopped and a spiral spring 31, raskruchivayas, begins to rotate in the opposite direction zacaroli of rotation 29 and the gear 21, by which is supported a given rotation speed of the generator 3 and the flywheel 13 by transferring torque from the coil spring 31 and the intermediate shaft 15 through the gear 22, the sprocket 23, the chain 24 and sprocket 12. The current produced by the generator 3 is converted into the transformer 35 and the rectifier 34 and energizes razrazivshiysya section 1.

When the unwinding of the spiral spring 31, the disk 17 rotates in the opposite direction, returns the two shoulders of the lever 25 to its original position. Driven bevel gear 14 is lowered under the action of the spring 16 and is engaged with a leading bevel gear 6, after which the engine 4 internal combustion engines can be enabled again to tension unwound the coil spring 31.

The use of this device allows to increase the autonomy of the mileage of the electric vehicle and increase its efficiency.

1. DEVICE FOR CHARGING a BATTERY of the ELECTRIC vehicle comprising a generator, electrically connected to the rechargeable battery, and the internal combustion engine, kinematically associated with the generator, characterized in that it is provided with a spring energy accumulator and the speed controller is oratorum, the speed controller is installed in the kinematic chain between the spring energy accumulator and generator, and the battery divided into sections, in the input circuit which entered the switch.

2. The device under item 1, characterized in that the spring energy accumulator is made in the form of a coil spring, the inner end of which is attached to the Central shaft, while the crankshaft of the internal combustion engine is kinematically connected with a Central shaft through the driving and driven bevel gear, the intermediate shaft and the gearbox.

3. The device according to p. 2, characterized in that the intermediate shaft is fixed a disk with a spiral groove on the end surface and the overrunning clutch, with driven bevel gear mounted for movement along the axis of the intermediate shaft between the driven bevel gear and drive two shoulders is a lever, one end of which is inserted into the groove, and the other end beneath the driven bevel gear, in the kinematic chain between the generator and the spiral spring entered the overrunning clutch.

4. The device according to PP.1 and 2, characterized in that the internal combustion engine connected to a generator through and articulated with the arm.

 

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