CN201234171Y

CN201234171Y - Electricity generator stator of petrol engine

Info

Publication number: CN201234171Y
Application number: CNU2008200986523U
Authority: CN
Inventors: 黄家林
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-06-24
Filing date: 2008-06-24
Publication date: 2009-05-06
Anticipated expiration: 2018-06-24

Abstract

The utility model relates to a generator stator attached to a gasoline motor. The generator stator comprises a stator core, a stator coil, a lead-out wire and a two-core plug connector, wherein, the stator core is round; ten poles are uniformly distributed on the circumference of the stator core; two of the ten poles, which are symmetrical in the radial direction, are mounting and fixing arms; the other eight poles are winding poles which are distributed symmetrically on two sides of the mounting and fixing arms; a location pinhole is formed on each mounting and fixing arm; each mounting and fixing arm is provided with two insulated winding frames with the same shape; the two insulated winding frames are respectively clasped with two ends surfaces of the stator core; a built-in rectifier bridge mounting box is arranged on the outer end surface of the each insulated winding frame; and the stator coil is wound on the insulated winding frame which is on the clasping part of the winding pole of the stator core. The utility model has a simple structure, and does not change the prior motor structure and the installation manner; the stator coil can completely cut magnetic line to reduce the inherent resistance and improve output power; and AC/DC can be output as required, so as to meet the requirements of the motors and users and reduce production cost.

Description

The generator unit stator that petrol engine carries

Technical field

The utility model relates to a kind of parts of general-purpose petrol engine, the generator unit stator that particularly a kind of petrol engine carries.

Background technology

At present, at home and abroad, middle-size and small-size petrol engine increases day by day as the universal machine product consumption of power, the kind of product is also more and more (as hay mover, cutting machine, snowplough, sweeper etc.), the field of using is also more and more wideer, these product majorities need not provide electric energy in the past, there is the universal machine of minority that electric energy need be provided, but it is less demanding to power consumption, thereby provide in the universal machine product of electric energy at needs, be to adopt a pair of magnetic pole in the engine flywheel (rotor) at them mostly, i.e. two magnetic patch, adopt the combination of one or two single-pole stator coil with stator coil, this structure is because coil cutting magnetic line fully, so the internal resistance of source is bigger, the output electric weight that provides is less, the single-stage coil can only be exported the power of 13W/12V, and two single-stage coils also can only be exported the power about 30W/12V, therefore far can not satisfy a lot of engine products and user's needs.

Summary of the invention

The generator unit stator that provides a kind of petrol engine to carry is provided the purpose of this utility model, it can be under the prerequisite that does not change former engine structure and mounting means, stator coil is cutting magnetic line fully, reduce the internal resistance of power supply, improve power output, can exchange, direct current output, satisfy engine product and user's needs, reduce production costs.

The utility model has adopted such technical scheme:, the generator unit stator that a kind of petrol engine carries, include stator core, stator coil, lead-out wire and two core plug connectors, it is characterized in that stator core is circular, on the circumference of this stator core, evenly be distributed with ten utmost points, wherein two radially symmetry very install and fix arm, all the other eight utmost points that very wind the line, this coiling utmost point is symmetrically distributed on the both sides that install and fix arm, each installs and fixes dowel hole on the arm, be provided with the insulation bobbin of two same modality, this insulation bobbin fastens with the stator core both ends of the surface respectively, be provided with built-in rectifier bridge mounting box on the outer face of insulation bobbin, aforesaid stator coil winding fastens on the insulation bobbin at position at the coiling utmost point with stator core.

The generator unit stator that the petrol engine that provides by the utility model carries, under the prerequisite that does not change former engine structure and mounting means, can be according to petrol engine product and user's needs, the combination with the logarithm of the distribution of line amount and petrol engine flywheel internal magnetic pole and magnetic patch of thickness by adjusting self stator core and stator coil, remove to satisfy the needs of user's petrol engine product flexibly with the minimum material combination, from reducing production costs to the full extent, energy is output AC 60W-240W/12V and 80W-320W/12V electric energy respectively, also can do built-in direct current output on demand owing on the insulation bobbin, be provided with the rectifier bridge mounting box, bobbin is made up of two insulation bobbins, be convenient to adjust the thickness of stator core, also be beneficial to the heat radiation of stator coil.The utility model is simple in structure, can be under the prerequisite that does not change former engine structure and mounting means, stator coil is cutting magnetic line fully, reduce the internal resistance of power supply, improved power output, and can carry out ac/dc output as required, satisfy engine product and user's needs, reduce production cost.

Description of drawings

The utility model has following accompanying drawing:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the schematic diagram that insulation bobbin and stator core fasten;

Fig. 3 is the vertical view of Fig. 2;

Fig. 4 is the front view of stator core;

Fig. 5 is the vertical view of Fig. 4;

Fig. 6 is the structural representation of rectifier bridge

Fig. 7 is the vertical view of Fig. 6;

Fig. 8 is the A-A view of Fig. 7;

Fig. 9, Figure 10 are that the utility model is made the direct current circuit diagram in when output;

Figure 11 is the front view of insulation bobbin;

Figure 12 is the rearview of Figure 11.

Embodiment

Embodiment of the present utility model is described with reference to the accompanying drawings.As Fig. 1-Fig. 5, Figure 11, shown in Figure 12, the generator unit stator that a kind of petrol engine carries, include stator core 1, stator coil 2, lead-out wire (5) and two core plug connectors 6, stator core 1 is circular, on the circumference of this stator core, evenly be distributed with ten utmost points, wherein two radially symmetry very install and fix arm 1-1, all the other eight utmost point 1-2 that very wind the line, this coiling utmost point is symmetrically distributed on the both sides that install and fix arm, each installs and fixes dowel hole 1-3 on the arm 1-1, be provided with the insulation bobbin 3 of two same modality, this insulation bobbin fastens with stator core 1 both ends of the surface respectively, be provided with built-in rectifier bridge mounting box 3-1 on the outer face of insulation bobbin 3, aforesaid stator coil 2 is wound on the coiling utmost point 1-2 of stator core 1 and fastens on the insulation bobbin 3 at position.

In the embodiment shown in the figures, built-in rectifier bridge 4 is made up of L shaped lead-in wire copper sheet 4-3,4-4, the 4-5 that two commutator 4-1,4-2 and three upper ends are provided with the lead-in wire groove, the negative pole end of two commutator 4-1,4-2 and a lead-in wire copper sheet 4-3 lower end are connected, in addition two lead-in wire copper sheet 4-4,4-5 lower end are connected with the positive terminal of two commutator 4-1,4-2 respectively, as Fig. 6-shown in Figure 8.Built-in rectifier bridge 4 adopts epoxy resin seal in the mounting box 3-1 of aforementioned dielectric bobbin 3.The negative pole end of two commutators and the centre cap of stator coil were output when generator was done direct current output, and the positive terminal of two commutators is connected with the two ends of stator coil respectively, as Fig. 9, shown in Figure 10.Aforesaid stator core 1 is formed by the steel disc of multi-disc 0.5-0.8mm is superimposed.The arm 1-1 termination that installs and fixes on the stator core 1 is a circular arc, as shown in Figure 4.In an embodiment, the diameter of stator core is 121.2mm, by every thick in 13 of 0.8mm or 15 of 0.7mm or 21 silicon steel plate stackings of 0.5mm form, the arc radius that installs and fixes the arm termination is R7.5mm.The distance that installs and fixes between the dowel hole 1-3 on the arm 1-1 is 104.5mm, and the aperture is Φ 6.5mm.The bottom that on the stator core 1 one of them installs and fixes both sides second utmost point of arm 1-1 axial line symmetry is lower than the bottom of other utmost point, as shown in Figure 4.This bottom, the two poles of the earth is R35mm to stator core center of circle radius, and the width of bottom is 10.9mm.The bottom of other utmost point is Φ 79.6mm to the diameter in the stator core center of circle.Coiling utmost point 1-2 buckling parts aforesaid insulation bobbin 3 and stator core 1 is provided with groove 3-4.Also be provided with fairlead 3-3 and cable clamping interface 3-2 on the outer face of insulation bobbin 3, as Fig. 3, Figure 11, shown in Figure 12.

Claims

1, the generator unit stator that a kind of petrol engine carries, include stator core (1), stator coil (2), lead-out wire (5) and two core plug connectors (6), it is characterized in that stator core (1) is for circular, on the circumference of this stator core, evenly be distributed with ten utmost points, wherein two radially symmetry very install and fix arm (1-1), all the other eight utmost points (1-2) that very wind the line, this coiling utmost point is symmetrically distributed on the both sides that install and fix arm, each installs and fixes dowel hole (1-3) on the arm (1-1), be provided with the insulation bobbin (3) of two same modality, this insulation bobbin fastens with stator core (1) both ends of the surface respectively, be provided with built-in rectifier bridge mounting box (3-1) on the outer face of insulation bobbin (3), aforesaid stator coil (2) is wound on and the coiling utmost point (1-2) of stator core (1) fastens on the insulation bobbin (3) at position.

2, the generator unit stator that carries by the described petrol engine of claim 1 is characterized in that aforesaid stator core (1) forms by the steel disc of multi-disc 0.5-0.8mm is superimposed.

3, the generator unit stator that carries by the described petrol engine of claim 1, it is characterized in that on the aforesaid stator core (1) to install and fix arm (1-1) termination be circular arc.

4, the generator unit stator that carries by the described petrol engine of claim 1 is characterized in that bottom that on the aforesaid stator core (1) one of them installs and fixes both sides second utmost point of arm (1-1) axial line symmetry is lower than the bottom of other utmost point.

5, the generator unit stator that carries by the described petrol engine of claim 1 is characterized in that the coiling utmost point (1-2) buckling parts aforesaid insulation bobbin (3) and stator core (1) is provided with groove (3-4).

6, the generator unit stator that carries by claim 1 or 5 described petrol engines is characterized in that also being provided with fairlead (3-3) and cable clamping interface (3-2) on the outer face of aforesaid insulation bobbin (3).