CN202178681U - Generator with vacuum pump for light-duty automobile - Google Patents
Generator with vacuum pump for light-duty automobile Download PDFInfo
- Publication number
- CN202178681U CN202178681U CN2011203294102U CN201120329410U CN202178681U CN 202178681 U CN202178681 U CN 202178681U CN 2011203294102 U CN2011203294102 U CN 2011203294102U CN 201120329410 U CN201120329410 U CN 201120329410U CN 202178681 U CN202178681 U CN 202178681U
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- rotor
- generator
- pump
- vacuum pump
- electric excitation
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Abstract
Provided is a generator with a vacuum pump for a light-duty automobile, belonging to the automobile motor electric appliance technology field. The generator of the utility model comprises a rotor, a stator, a front end cover, a rear end cover, and a vacuum pump. The shaft of the generator is provided with a permanent magnetism rotor of radial structure, an electric excitation rotor of claw-pole structure, and a pump rotor of the vacuum pump, wherein the permanent magnetism rotor of radial structure and the electric excitation rotor of claw-pole structure share one armature winding; and the generated magnetic fields are combined together in the magnetic circuit. By adjusting the size and direction of the electrifying current of the electric excitation rotor, the magnetic field of the permanent magnetism magnetic field combined with that of the electric excitation magnetic field can be adjusted, thereby ensuring the generator to output direct current with stable voltage within the range of wide rotating speed and wide load. The vacuum pump is fixed upon the rear end cover of a hybrid excitation generator via a bolt, which ensures compact structure, small occupying space, and convenient installation, thereby being capable of providing power supply to the power-consumption device of a light-duty automobile and providing vacuum power-assisted energy to a brake system.
Description
Technical field
The utility model provides the generator of a kind of light-duty vehicle with the band vacuum pump, belongs to the electric motor of automobile technical field of electric appliances.
Background technology
Auto industry is the sign of modern industry; It is the leading industry of the national economic development; Various aspects in industrial and agricultural production, communications and transportation and human being's production life all play indispensable effect, are to be installed in car independently of one another to drive for the braking automobile braking system provides the vacuum pump of vacuum servo energy and generator at present, not only occupied the space, but also increased cost; The generator that is adopted; Ubiquity the high problem of failure rate, and power output is little, can not satisfy user's instructions for use.Patent of invention like Chinese patent communique bulletin in 8 days Augusts calendar year 2001: voltage stabilization permanent magneto generator; Application number: 00112053.0; Form by casing, support, line shaft, rotor, permanent magnetic steel, stator, stator winding, stator seat, stator slip cap, balancing spring, anti-rotation attachment screw, sliding shoe, adjusting rotating shaft, location bearing, adjusting rotating shaft driving mechanism and automatic feedback control circuit etc.; Power rotation axis is fixed on the support through location bearing, and rotor is fixed on the power rotation axis, and an end of stator slip cap is fixed on the support; Have groove on the stator slip cap vertically; Balancing spring is arranged in the stator slip cap, and an end of this spring is stopped that by an end face of stator slip cap other end ejection places the sliding shoe in the stator slip cap; Be fixedly connected by the anti-rotation attachment screw that passes the slip cap groove between this sliding shoe and the stator seat; This sliding shoe center is screw thread with an end of regulating rotating shaft and flexibly connects, and the detection signal input of automatic feedback control circuit is connected to the stator winding output, and this circuit control signal output part is connected to the controlled terminal of driving mechanism.This voltage stabilization permanent magneto generator complex structure, cost is high, and its serviceability needs further improvement.
The utility model content
The technical problem that the utility model will solve is: provides a kind of and can overcome that above-mentioned defective, magnetic field make full use of, output voltage stabilization, and compact conformation, it is little to take up space, and safe and reliable light-duty vehicle is with the generator of band vacuum pump.
The technical scheme that its technical problem that will solve the utility model adopts is: this light-duty vehicle is with the generator of band vacuum pump; Form by rotor, stator, front end housing, rear end cap, vacuum pump; It is characterized in that: the pump rotor that p-m rotor and electric excitation rotor and vacuum pump are installed on the axle; The shared same armature winding of p-m rotor and electric excitation rotor, the magnetic field of generation is in magnetic circuit and be unified into.
The electricity excitation rotor is a claw-pole structure; Be made up of axle, the electric excitation type pawl utmost point and excitation winding, the number of poles of electric excitation rotor equates with the number of poles of p-m rotor, and all evenly distributes along circular; Corresponding one by one, excitation winding is connected with electronic controller through carbon brush, slip ring.
P-m rotor is a radial structure, form by axle, rotor core, permanent magnet, pole shoe, non-magnetic conduction screw, permanent magnet through pole shoe by non-magnetic conduction screw on rotor core; Adjacent permanent magnet polarity is opposite; Being that N utmost point S interpolar is separated arranges, and rotor core is fitted on the axle, and the exterior arc surface of rotor core is consistent with the inner arc surface of permanent magnet; The exterior arc surface of permanent magnet is consistent with the inner arc surface of pole shoe, and the exterior arc surface of pole shoe is consistent with the inner arc surface of stator core.
Vacuum pump is made up of the pump housing, the pump rotor and the pump cover that are installed in the pump housing, and pump rotor is installed with the spline fitted of axle, and the pump housing is installed on the pump cover through first bolt, and pump cover is bolted on the commutator end bearing support bracket through second.
Its operation principle is: the target voltage stabilizing value that generator is set is 14V, and when generator output voltage was lower than target voltage stabilizing value 14V, electronic controller provided forward current for the excitation winding of generator; The magnetic field superposition that magnetic field that the electricity excitation rotor produces and permanent magnet provide, the magnetic flux in the air gap increases, and the induced electromotive force that armature winding produces increases; Therefore generator output voltage raises; When generator output voltage was higher than target voltage stabilizing value 14V, electronic controller provided reverse current for the excitation winding of generator, the field weakening that electric excitation rotor produces the magnetic field that provides of p-m rotor; Magnetic flux in the air gap reduces; The induced electromotive force that armature winding produces reduces, and generator output voltage also reduces, and goes round and begins again; Thereby guarantee the direct current of generator output voltage stabilization under variable speed, varying load operating mode, power supply is provided for the power consumption equipment of light-duty vehicle.
The utility model compared with prior art; Through regulating the size and Orientation of electric excitation rotor electrical current; Magnetic field behind permanent magnetic field and the electric exciting field superposition can be regulated; Guarantee that generator output voltage in wide rotating speed, wide loading range keeps stable, this machine compact conformation, safe and reliable.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Wherein: 1, first bolt 2, the pump housing 3, pump rotor 4, pump cover 5, second bolt 6, rear end cap 7, slip ring 8, carbon brush 9, the electric excitation type pawl utmost point 10, excitation winding 11, stator core 12, armature winding 13, pole shoe 14, permanent magnet 15, screw 16, rotor core 17, front end housing 18, axle.
Embodiment
Be described further below in conjunction with 1 pair of the utility model of accompanying drawing:
The light-duty vehicle that this light-duty vehicle is made up of rotor, stator, front end housing 17, rear end cap 6, vacuum pump with the generator of band vacuum pump is used the hybrid excitation generator of band vacuum pump; The pump rotor 3 of p-m rotor and electric excitation rotor and vacuum pump is installed on the axle 18; The shared same armature winding 12 of p-m rotor and electric excitation rotor, the magnetic field of generation is in magnetic circuit and be unified into.
The electricity excitation rotor is a claw-pole structure; Be made up of axle 18, the electric excitation type pawl utmost point 9 and excitation winding 10, the number of poles of electric excitation rotor equates with the number of poles of p-m rotor, and all evenly distributes along circular; Corresponding one by one, excitation winding 10 is connected with electronic controller through carbon brush 8, slip ring 7.
P-m rotor is a radial structure; Form by axle 18, rotor core 16, permanent magnet 14, pole shoe 13, non-magnetic conduction screw 15; Permanent magnet 14 is fixed on the rotor core 16 by non-magnetic conduction screw 15 through pole shoe 13, and adjacent permanent magnet 14 polarity are opposite, and promptly N utmost point S interpolar is at a distance from arranging; Rotor core 16 is fitted on the axle 18; The exterior arc surface of rotor core 16 is consistent with the inner arc surface of permanent magnet 14, and the exterior arc surface of permanent magnet 14 is consistent with the inner arc surface of pole shoe 13, and the exterior arc surface of pole shoe 13 is consistent with the inner arc surface of stator core 11.
Vacuum pump is made up of the pump housing 2, the pump rotor 3 and the pump covers 4 that are installed in the pump housing 2, the spline fitted installation of pump rotor 3 and axle 18, and the pump housing 2 is installed on the pump cover 4 through first bolt 1, and pump cover 4 is fixed on the commutator end bearing support bracket 6 through second bolt 5.
The above; It only is the preferred embodiment of the utility model; Be not to be the restriction of the utility model being made other form, any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But every the utility model technical scheme content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection range of the utility model technical scheme according to the technical spirit of the utility model.
Claims (4)
1. a light-duty vehicle is with the generator of being with vacuum pump; Form by rotor, stator, front end housing (17), rear end cap (6), vacuum pump; It is characterized in that: the pump rotor (3) that p-m rotor and electric excitation rotor and vacuum pump are installed on the axle (18); The shared same armature winding of p-m rotor and electric excitation rotor (12), the magnetic field of generation is in magnetic circuit and be unified into.
2. light-duty vehicle according to claim 1 is with the generator of band vacuum pump; It is characterized in that: electric excitation rotor is a claw-pole structure; Be made up of axle (18), the electric excitation type pawl utmost point (9) and excitation winding (10), the number of poles of electric excitation rotor equates with the number of poles of p-m rotor, and all evenly distributes along circular; Corresponding one by one, excitation winding (10) is connected with electronic controller through carbon brush (8), slip ring (7).
3. light-duty vehicle according to claim 1 is with the generator of band vacuum pump; It is characterized in that: p-m rotor is a radial structure; Form by axle (18), rotor core (16), permanent magnet (14), pole shoe (13), non-magnetic conduction screw (15); Permanent magnet (14) is fixed on the rotor core (16) by non-magnetic conduction screw (15) through pole shoe (13), and adjacent permanent magnet (14) polarity is opposite, and promptly N utmost point S interpolar is at a distance from arranging; Rotor core (16) is fitted on the axle (18); The exterior arc surface of rotor core (16) is consistent with the inner arc surface of permanent magnet (14), and the exterior arc surface of permanent magnet (14) is consistent with the inner arc surface of pole shoe (13), and the exterior arc surface of pole shoe (13) is consistent with the inner arc surface of stator core (11).
4. light-duty vehicle according to claim 1 is with the generator of band vacuum pump; It is characterized in that: vacuum pump is made up of the pump housing (2), the pump rotor (3) and the pump cover (4) that are installed in the pump housing (2); Pump rotor (3) is installed with the spline fitted of axle (18); The pump housing (2) is installed on the pump cover (4) through first bolt (1), and pump cover (4) is fixed on the commutator end bearing support bracket (6) through second bolt (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203294102U CN202178681U (en) | 2011-09-05 | 2011-09-05 | Generator with vacuum pump for light-duty automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203294102U CN202178681U (en) | 2011-09-05 | 2011-09-05 | Generator with vacuum pump for light-duty automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202178681U true CN202178681U (en) | 2012-03-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203294102U Expired - Lifetime CN202178681U (en) | 2011-09-05 | 2011-09-05 | Generator with vacuum pump for light-duty automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202178681U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607077A (en) * | 2013-12-05 | 2014-02-26 | 山东理工大学 | Producing method of permanent magnetic invisible magnetic pole rotors and composite electromagnetic excitation rotors |
| CN105914988A (en) * | 2016-05-11 | 2016-08-31 | 山东理工大学 | Electric automobile range extender electromagnetic and combined permanent magnetism hybrid generator |
-
2011
- 2011-09-05 CN CN2011203294102U patent/CN202178681U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607077A (en) * | 2013-12-05 | 2014-02-26 | 山东理工大学 | Producing method of permanent magnetic invisible magnetic pole rotors and composite electromagnetic excitation rotors |
| CN103607077B (en) * | 2013-12-05 | 2016-01-20 | 山东理工大学 | Permanent magnetic invisible magnetic pole and Electromagnetic heating excitation rotor production method |
| CN105914988A (en) * | 2016-05-11 | 2016-08-31 | 山东理工大学 | Electric automobile range extender electromagnetic and combined permanent magnetism hybrid generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120328 |