CN201358818Y

CN201358818Y - Vehicle exhaust-driven voltage stabilization generator

Info

Publication number: CN201358818Y
Application number: CNU2009200090159U
Authority: CN
Inventors: 柳小伟; 任建敏; 任亭亭; 于凤珠
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-13
Filing date: 2009-03-13
Publication date: 2009-12-09
Anticipated expiration: 2019-03-13

Abstract

The utility model provides a vehicle exhaust-driven voltage stabilization generator, which belongs to the field of vehicle motor electrical equipment, and comprises a rotor, a stator, a front end cap, a rear end cap, a turbine and a turbine housing, wherein armature windings of the stator are four-phase completely same armature windings, each armature winding of the four-phase armature windings respectively strides over four poles of a stator iron core, and is filled with cords in turn, each permanent magnet on a permanent-magnet rotor is corresponding to each of the four poles on the stator iron core, a four-phase armature structure and a rectification voltage stabilizer are adopted to stabilize voltage, and current with stable voltage is output to directly supply power for a vehicle direct current electric appliance and charge for an accumulator, the turbine is fixedly on the rear end cap of a generator through a bolt, and the shaft of the turbine and the shaft of the generator are coaxial. The vehicle exhaust-driven voltage stabilization generator has compact structure, small occupied space and convenient installation, which is directly driven by discharge gas exhausted by the generator, saves energy sources, and lowers production cost.

Description

Vehicle waste gas driving voltage-stabilizing generator

Technical field

The utility model provides a kind of vehicle waste gas driving voltage-stabilizing generator, belongs to the electric motor of automobile appliance field.

Background technique

Automobile plays an important role in the All aspects of of industrial and agricultural production, communications and transportation and human being's production life, and mostly automobile current generator is directly to be driven by motor at present, consumes bigger useful horsepower; Contain in the tail gas that car, particularly agricultural vehicle, truck, special purpose vehicle are discharged lot of energy is arranged, in some limousine, utilize this part energy and obtained great success at present by turbocharging technology, as seen the huge effect of these energy, but these energy still are in and are difficult to utilize state in most of vehicles, and reason is that existing technology exists equipment complexity, shortcoming that user cost is high; The technology of utilizing the generating of turbine drives permanent magnet generator is arranged in the prior art, but have complex structure or the unsettled shortcoming of output voltage mostly.As voltage stabilization permanent magneto generator as described in the Chinese patent 00112053.0, by casing, support, line shaft, rotor, permanent magnetic steel, stator, staor winding, stator seat, the stator flip sleeve, balance spring, anti-rotation connecting screw, slide blocks, regulate rotating shaft, positioning bearing, regulate compositions such as rotating shaft drive unit and automatic feedback control circuit, power rotation axis is fixed on the pedestal by positioning bearing, rotor is fixed on the fixed rotating shaft, one end of stator flip sleeve is fixed on the pedestal, the stator flip sleeve has groove vertically, in balance spring setting and the stator flip sleeve, one end of this spring is stopped by an end face of stator flip sleeve, the other end is inferred as for the slide blocks in the stator flip sleeve, there is the anti-rotation attachment screw that passes the flip sleeve groove fixedly connected between this slide blocks and the stator seat, this slide blocks center becomes the movable binding of screw thread with an end of regulating rotating shaft, the monitor signal input end of automatic feedback control circuit is also borrowed and the staor winding input end, and the control signal output terminal of this circuit is to the controlled terminal of driving mechanism.This voltage-stabilizing permanent magnet electric machine structure complexity, cost height, usability await further raising.

The model utility content

The purpose of this utility model is to provide a kind of can overcome above-mentioned defective, compact structure, it is little to take up space, and does not have electric exciting winding, non-carbonate slip ring structure, rate of fault is low, output voltage stabilization, regulator rectifier circuit is simple, by the exhaust gas driven of vehicle motor discharge, the vehicle waste gas driving voltage-stabilizing generator of energy saving, it is realized by following content:

Comprise by rotor, stator, front cover, rear end cover, turbine, volute and forming that on the axle turbine and p-m rotor are installed, turbine is installed on the volute, is fixed on the axle by nut, volute is by being bolted on the commutator end bearing support bracket; The armature winding of stator is four mutually identical armature winding, four every phase armature winding in mutually all stride across four utmost points rule successively on the stator iron core respectively, the phase difference of above-mentioned armature winding is 90 degree, the head end of above-mentioned armature winding is connected to the cathode output end of generator, and the tail end of above-mentioned armature winding connects the input end of rectifying pressurizer respectively; On every permanent magnet on the p-m rotor and the stator iron core per four extremely corresponding, some permanent magnets by pole shoe by non-magnetic conduction screw on rotor iron core, the N utmost point of adjacent permanent magnet and S interpolar are formed p-m rotor every arrangement; Rectifying pressurizer is four phase half-wave rectifying voltage regulator or four phase semi control bridge type rectifier voltage stabilizer; Permanent magnet is the NdFeB magnetic material.

Working principle: the High Temperature High Pressure waste gas that vehicle motor is discharged enters turbo machine by suction port and drives the turbine rotation, turbine is by the rotation of axle drive generator amature, it is the magnetic field rotation, the armature winding cutting magnetic line, produce electromotive force, the four mutually identical electric currents that four mutually identical armature winding produce, phase difference is 90 degree, described four mutually identical electric currents are by the rectifying and voltage-stabilizing effect of four phase half-wave rectifying voltage regulator or four phase semi control bridge type rectifier voltage stabilizer, the output direct current of voltage regulation, the power supply of vehicle electric consumer can be directly be, also the Vehicular accumulator cell charging can be directly be.

The advantage of the utility model comparison prior art is:

1, volute is by being bolted on the commutator end bearing support bracket, and the axle of turbo machine is a same axle with the axle of generator, compact structure, and it is little to take up space, easy for installation, and the waste gas of being discharged by motor directly drives, and has saved the energy, has reduced cost.

2, adopt four phase armature winding permanent magnet generator structures, by four phase half-wave rectifying voltage regulator or four phase semi control bridge type rectifier voltage stabilizer rectifying and voltage-stabilizing, make generator in wide speed range, the direct voltage output galvanic current, the power supply of vehicle direct-flow current consumer be can directly give, Vehicular accumulator cell or super capacitor charging also can be given.

3, adopt four phase armatures, the number of phases is many, and frequency is low, and every phase winding number of turn is few, and the armature winding synchronous reactance is little, so reactive loss is few, and effective output is big.

4, the utility model adopts the NdFeB magnetic material to make rotor magnetic pole, and advantage is,

(1) NdFeB magnetic property excellence is the highest material of magnetic energy product in the present rare earth permanent magnet, make general used Ferrite Material magnetic pole ten surplus times, cause that magnetic is strong, can reduce the use of permanent-magnet material, reduced cost, improved performance and cheap;

(2) the NdFeB magnetic material has high-coercive force with Nei Intrinsic coercivity (being respectively 850KA/m and 1980KA/m) (they be the interference of opposing magnetic and non-magnetic and keep measuring of its permanent magnetism), therefore be not subject to the interference of outer magnetic and non-magnetic environment factor, help to improve the reliability of system;

(3) compare with other rare earth material, the good mechanical property of NdFeB is difficult for brokenly, is particularly suitable for the environment of concussion such as automobile;

(4) Curie temperature of NdFeB magnetic material is low, is 320 degrees centigrade, therefore,

A, descend with temperature, the Magnetic Induction of permanent magnet rises, and this material is more to reach very high magnetic in cold start-up;

Contained rare earth material is widely distributed and the amount of containing is big in China in B, the NdFeB magnetic material material, thereby has reduced its cost of production;

Description of drawings

Fig. 1 is the utility model embodiment's a structural representation.

Embodiment

Among the embodiment: 1. 2. 3. turbines of nut, 4. volutes, 5. bolts, 6. rear end covers, 7. rotor iron cores, 8. permanent magnets, 9. pole shoes, 10. stator iron cores, 11. armature winding, 12. non-magnetic conduction screw 13. front covers

Below in conjunction with accompanying drawing the utility model is done fixed step explanation:

Vehicle waste gas driving voltage-stabilizing generator is made up of rotor, stator, front cover 13, rear end cover 6, turbine 3, volute 4, on the axle 2 turbine 3 and p-m rotor are installed, turbine 3 is installed on the volute 4, is fixed on the axle 2 by nut 1, and volute 4 is fixed on the commutator end bearing support bracket 6 by bolt 5; The armature winding 11 of stator is four mutually identical armature winding, four every phase armature winding in mutually all stride across four utmost points rule successively on the stator iron core 10 respectively, the phase difference of above-mentioned armature winding is 90 degree, the head end of above-mentioned armature winding is connected to the cathode output end of generator, and the tail end of above-mentioned armature winding connects the input end of four phase half-wave rectifying voltage regulator respectively; On every permanent magnet 8 on the p-m rotor and the stator iron core per four extremely corresponding, some permanent magnets 8 are fixed on the rotor iron core 7 by non-magnetic conduction screw 12 by pole shoe 9, the N utmost point of adjacent permanent magnet 8 and S interpolar are formed p-m rotor every arrangement, and permanent magnet is the NdFeB magnetic material.

Claims

1, a kind of vehicle waste gas driving voltage-stabilizing generator, comprise by rotor, stator, front cover, rear end cover, turbine, volute and forming, it is characterized in that: on the axle turbine and p-m rotor are installed, turbine is installed on the volute, be fixed on the axle by nut, volute is by being bolted on the commutator end bearing support bracket; The armature winding of stator is four mutually identical armature winding, four every phase armature winding in mutually all stride across four utmost points rule successively on the stator iron core respectively, the phase difference of above-mentioned armature winding is 90 degree, the head end of above-mentioned armature winding is connected to the cathode output end of generator, and the tail end of above-mentioned armature winding connects the input end of rectifying pressurizer respectively; On every permanent magnet on the p-m rotor and the stator iron core per four extremely corresponding, some permanent magnets by pole shoe by non-magnetic conduction screw on rotor iron core, the N utmost point of adjacent permanent magnet and S interpolar are formed p-m rotor every arrangement.

2, vehicle waste gas driving voltage-stabilizing generator according to claim 1, it is characterized in that: rectifying pressurizer is a four phase half-wave rectifying voltage regulator.

3, vehicle waste gas driving voltage-stabilizing generator according to claim 1, it is characterized in that: rectifying pressurizer is a four phase semi control bridge type rectifier voltage stabilizer.

4, vehicle waste gas driving voltage-stabilizing generator according to claim 1, it is characterized in that: permanent magnet is the NdFeB magnetic material.