WO2020224588A1

WO2020224588A1 - Planar induction coaxial multi-excitation group multi-stator group power generator

Info

Publication number: WO2020224588A1
Application number: PCT/CN2020/088754
Authority: WO
Inventors: 冯树乡
Original assignee: 冯树乡
Priority date: 2019-05-07
Filing date: 2020-05-06
Publication date: 2020-11-12
Also published as: CN110098705A; WO2020224588A9

Abstract

Disclosed is a planar induction coaxial multi-excitation group multi-stator group power generator, comprising a power generator mounting machine base, a body frame, an assembly body, multiple groups of stators, a housing, a hoisting ring, and an output power accessory. The two sides of the upper surface of the power generator mounting machine base are provided with the body frame by means of bolts and the middle is provided with the stator groups by means of bolts according to the design size. The body frame is used for mounting the assembly body and the power generator stator groups as well as the housing. The inner surface of a first mounting base is fixedly provided with first and second body frames by means of bolts. Concentric assembly bearing seats are fixedly mounted on the outer surface of the body frame on the two sides. A rotating assembly body bearing is mounted inside the bearing seat. The assembly body comprises an assembly and a rotor body. The assembly is welded, on a main shaft, with circular mounting flanges of several groups of excitation rotor groups according to design requirements. The rotor body consists of several even-numbered excitation magnets mounted on the two sides of a circular excitation magnet mounting plate. The excitation magnet is a permanent magnet or a coil excitation magnet. The coil excitation magnet comprises an iron core and a coil winding. The coil excitation work operates in an alternating current to direct current conversion mode. In alternating current to direct current conversion, a conductive brush is used or no brush is used. The excitation work using a brush is to rectify outside the rotors and then supply power to coils by means of a carbon brush and a rotating conductive ring to generate an excitation magnetic field. The excitation work using no brush is to select any group of excitation coils as an excitation power supply, rectify and directly supply power to other excitation groups to generate an induced magnetic field. The stator group consists of several coils mounted in core slots. The core is made of silicon steel sheets superimposed to have a thickness of a certain size and cut or punched into a certain number of slots having a certain size. The coil winding is an enameled or yarn-coated metal wire wound into a certain number of turns according to design requirements. The housing is used for fixing the stators and preventing dust and safety. The hoisting ring is designed for hoisting and mounting, and the output power accessory is designed for power generator power output wiring. In the planar induction coaxial multi-excitation group multi-stator group power generator, several groups of rotors and stators can be coaxially mounted, full use of the bipolarity of excitation magnets is made to generate electric energy by means of magnetic induction acting on the stators, thereby solving the difficulty in the production technology for a multi-pole low-speed power generator, reducing the reverse acting force of unipolar circular motion under load, greatly improving the power factor, and outputting stable effective load electric energy having a higher frequency under the same power.

Description

Planar induction coaxial multi-excitation group multi-stator group generator

Technical field

The invention relates to the technical field of power generation, in particular to a plane induction coaxial multi-excitation group multi-stator group generator.

Background technique

At present, all generators in production, whether it is DC coil excitation or permanent magnet excitation, are unipolar circular motion magnetic induction method. From the analysis of the inherent characteristics of magnetic bodies, all magnetic bodies have south polarity (S) and north pole. (N), with magnetic attraction, the unipolar magnetic induction method wastes the utilization of magnetic poles. That is, under the same power condition, the generator has a large volume and a long passive circle radius. It is impossible to produce more poles and low-speed generators. The reverse torque at load increases with the increase of the radius of motion. , Resulting in increased power source loss, greatly reducing the power factor of electrical energy output, reducing the load capacity of the generator, and making the frequency of the generator fluctuate with the change of the load. As a result, the cost of equipment has increased and the production of more poles and low-speed generators is technically difficult, which seriously consumes and wastes external power energy.

technical problem

The purpose of the present invention is to provide a plane induction coaxial multi-excitation multi-stator multi-stator generator to solve the problems raised in the background art.

Technical solutions

In order to achieve the above objectives, the present invention provides the following technical solutions: The present invention discloses a plane induction coaxial multi-excitation group multi-stator generator, including a generator mounting machine base. Body skeleton. Assembly body. Multiple sets of stators. Housing. Lifting ring. Output power accessories. The two sides of the upper surface of the generator mounting machine base are bolted to install the body frame and the middle is bolted to the stator group according to the design size. The body frame is used to install the assembly body, the generator stator group and the housing, the first installation The inner surface of the seat is fixedly installed with the first and second body frame through bolts, the outer surfaces of the body frames on both sides are fixedly installed with the concentric assembly bearing seat, and the rotating assembly bearing is installed inside the bearing seat. The adult body has an assembly and a rotor body. The assembly is welded on the main shaft with circular mounting flanges of several groups of excitation rotor groups according to the design requirements. The rotor body is mounted on both sides by several even number of excitation magnets. On a circular excitation magnet mounting plate, the excitation magnet is a permanent magnet or a coil excitation magnet, the coil excitation magnet is an iron core and a coil winding, the working excitation of the coil excitation is an AC to DC mode, and the AC to DC Direct current is a conductive brush or brushless. The brush is externally rectified by the rotor and then supplies power to the coil through the carbon brush and rotating conductive ring to generate an excitation magnetic field. The brushless excitation is to select any group of excitation coils as the excitation power supply rectification Directly supply power to other excitation groups to generate induced magnetic fields. The stator set is composed of a number of coils installed in an iron core slot, and the iron core is made of silicon steel sheets superimposed into a certain size after cutting.

Cut or punch into slots of a certain number and size, and the coil winding is an enameled or yarn-coated metal wire wound into a certain number of turns according to design requirements. The casing is used for fixing the stator and preventing dust and safety. The hoisting ring is a hoisting and installation design, and the output power accessory is a generator power output wiring design.

The plane induction coaxial multi-excitation group multi-stator group generator, the installation structure of the rotor and the stator is perpendicular to the assembly center line, the magnetic induction is bi-plane induction, and the magnetic induction line is parallel to the assembly center line, making full use of the bipolarity of the excitation magnet Electric energy is generated by magnetic induction acting on the stator, which solves the problem of multi-pole low rotation

The difficulty of high-speed generator production technology reduces the reverse force of unipolar circular motion under the load, greatly improves the power factor, and enables the output of higher frequency and stable effective load power under the same external power.

Preferably; the generator mounting base, body frame, assembly, coaxial rotor body, circular multiple groups

Stator group, shell.

Preferably; the concentric shaft of the rotating assembly is designed with a power connecting main shaft and a load bearing position, and an excitation mounting disc mounting flange perpendicular to the center line of the concentric shaft of the assembly is welded.

Preferably; the coaxial rotor body of the generator is to install a number of even-numbered excitation magnets on the excitation mounting disc on the flange of the assembly excitation magnet installation through fastening screws, and the excitation monomer is one of N pole and S pole. The front side and the back side are installed on the excitation installation disk at even symmetrical intervals, perpendicular to the centerline of the assembly.

Preferably; the generator stator body disc-shaped mounting structure, the generator stator body includes an iron core

The body, the iron core are pressed against the mounting parts and the coil windings, the coil windings are wound around the mounting slots of the iron core body, and the stator assembly is mounted on a circular disk, and is mounted on the mounting base and the housing perpendicular to the center line of the assembly.

Preferably; the generator rotor body can be designed to be installed in several groups vertically on the assembly.

Preferably; the generator stator set can be designed to be installed on the generator base and the shell perpendicularly to the center line of the assembly.

Preferably; the magnetic induction of the stator and the rotor is biplane induction, and the magnetic induction line is parallel to the center line of the assembly.

Compared with the existing generator technology, Fig. 1 is the principle diagram of the motion magnetic induction of the existing generator, and Fig. 2 is the principle diagram of the motion magnetic induction of the generator of the present invention. Generate current and voltage to output electrical energy. In Figure 1: 0 is the central power transmission point of the existing generator, 17 is the existing generator rotor, 18 is the existing circular stator, 19 is the rotation direction of the existing generator excitation rotor, and 16 is the load of the existing generator The reverse torque direction, N and S are the polarities of the existing generator excitation magnets. In Figure 2: 0 is also the central force transmission axis of the present invention, 54 is the rotation direction of the generator excitation rotor of the present invention, 23 is the magnetic induction direction of the present invention (including the direction of reaction force under load), 21 and 22 are The stator body of the invention, 20 is the rotor body of the invention, and N and S are the polarities of the excitation of the invention. In Figure 1: The existing generator only uses the single polarity N or S pole of the excitation magnet. The power drives the rotor body 17 to make a circular motion through the central force transmission point 0. The coil of the stator body 18 generates current through magnetic induction, which is a certain clamp. The angular induction magnetic field, if the load is greater, the generated reaction force 16 will be greater, and if the radius of the rotor 17 and the stator 18 are greater, the external force consumed will be correspondingly greater. In Figure 2: the installation direction of the rotor magnet 20 and the stator coil is perpendicular to the centerline 0 of the force transmission. The N and S poles of the magnet can be fully utilized to form a plane induced magnetic field with the stators 21 and 22, so that the coils generate current and voltage. reaction force transmission 0 force center lines are parallel, since the double-sided induction corresponding to the reaction force and the magnetic force corresponding to the balance 23, so the external force is not consumed, may be designed to group several coaxial rotor and stator, so that the same sensing plane Axial center multi-excitation group multi-stator group generator .

Beneficial effect

The beneficial effects of the present invention are: through the comparison of Figures 1 and 2, the vertical installation method of magnets and coils and the center line of force transmission is used to efficiently utilize the physical properties of the magnetic body (N and S poles), balance and reduce the generator load The reaction torque force under the magnetic field reduces the proportional power loss due to the speed increase of the existing high-speed generators, uses planar induction to improve the utilization efficiency of the power source, and solves the difficulties in the production technology of multi-pole low-speed generator equipment. In the case of full power (coil short circuit), as long as the external power source has the initial magnetic field force and the rotational force of the assembly rotor speed, the plane excitation induction will not be stuck due to the reverse force of the load, so that more output under the same external power Effective electrical energy.

Description of the drawings

Figure 01 is a schematic diagram of the assembly structure of the present invention:

Figure 1 is a schematic diagram of the basic magnetic field induction motion principle of a circular motion generator today:

Figure 2 is a schematic diagram of the movement principle of the planar excitation induction of the present invention:

Figure 3 is a schematic diagram of the structure of the assembly components of the present invention:

Fig. 4 is a schematic diagram of the front structure of the iron core mounting and fixing part of the present invention:

Figure 5 is a schematic diagram of the front structure of the iron core of the present invention;

6 is a schematic diagram of the front structure of the coil winding of the present invention;

Figure 7 is a schematic diagram of the side structure of the double-sided winding core of the present invention;

8 is a schematic diagram of the side structure of the single-sided iron core winding of the present invention;

Figure 9 is a schematic diagram of the front structure of the rotor field magnet mounting plate of the present invention:

Figure 10 is a schematic diagram of the side structure of the rotor field magnet mounting plate and the field magnet installation of the present invention:

Figure 11 is a schematic diagram of the front structure of the rotor field magnet mounting plate and field magnet installation of the present invention:

Figure 12 is a schematic diagram of the side structure of the rotor body mounting frame of the present invention:

Figure 13 is a schematic diagram of the side structure of the rotor body fixing part of the present invention:

Figure 14 is a schematic diagram of the side structure of the body shell of the present invention:

Figure 15 is a schematic diagram of the front structure of the body shell of the present invention:

As shown in the figure: 24 is the assembly body, 25 is the guiding shaft of the assembly body, 26 is the bearing position of the assembly, 27 is the assembly exciter rotor. Figure 9 is the mounting flange of 10 11, 28 is the mounting screw hole, 29 is the assembly mounting frame, and 30 is Assembly bearing mounting fixture, 31 is the bearing position, 32 is the body mounting base, 33 is the body mounting screw hole, 39 is the 38 corresponding mounting screw hole of the 29 shell, 34 is the shell, 35 36 is the free and fixed seat of the shell, respectively , 37 is the housing 34 self-fitting screw hole, 49 is the mounting screw hole of the housing and the stator, 40 is the excitation magnet mounting plate, 41 is the assembly flange mounting screw hole, 42 is the excitation magnet mounting screw hole, and 43 is the excitation magnet , 44 is the iron core installation fixing plate, 45 is the iron core body, 46 is the iron core convex magnetic core, 47 is the coil winding installation slot, 48 is the coil winding, 50 is the rotor and assembly fixing screw, 51 is the body installation fixing screw , 52 is the base of the machine body.

The best mode of the invention

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work shall fall within the protection scope of the present invention.

Referring to FIG 3-15, the present invention provides a technique for producing solutions: a planar upper surface of the concentric multiple induction exciter stator assembly set of multi-generator comprises a generator mounting apparatus base 52, the generator base 52 by a mounting machine The stator body mounting plate 44 is fixedly connected with screws, and the rotor body mounting frame 29 and the housing 34 are connected by screw mounting on both sides. The single-sided stator body is shown in Fig. 8. Each generator of the present invention has only two groups. Designed into several groups, the assembly body 24 includes the guiding shaft 25, the bearing position 26, and the flange 27 of the rotor field magnet mounting plate 40 through machining. The flange 27 of the rotor field magnet mounting plate 40 can be designed according to the double-sided stator body. In several groups, the outer surface of the body frame 29 can be fixedly installed with a box 34, and the body frame 29 is provided with a tension adjustment member of the crawler chain excitation magnet 10 at the corresponding position. The bearing 33 is embedded in the assembly bearing seat 32. The assembly bearing seat fixing screw hole 31 corresponding to the fixing screw hole 30 of the bearing seat fixing position is designed on the assembly bearing seat 32 to facilitate the body frame 29 and the assembly bearing seat. Combination of 32 installations. The machined gear mounting flange is welded to the assembly shaft 19, and the gear plate 23 and the gear mounting flange are installed through the gear fixing mounting bolt hole 22 to form the transmission assembly 18 by fastening screws. The assembly bearing seat 18 is installed on the corresponding bearing position of the transmission assembly 18 through the bearing 33, and the bearing seat fixing screw hole 30 and the assembly bearing seat fixing screw hole 31 are fastened and installed by the mounting screws to complete the generator. Part of the final assembly. Install the processed single permanent magnet or coil excitation magnet 11 on the crawler chain 12 according to the technical design requirements to form the crawler chain excitation magnet 10. Install the crawler chain excitation magnet 10 on the gear disc 23 of the transmission assembly 18, and pass the crawler The tightness adjustment component 27 adjusts the tightness requirements of the track chain excitation magnet 10. The stator iron core fixing part 13 is assembled through the iron core fastening bolt hole 15 and the installation screw according to the technical requirements, and then the processed stator coil 14 is installed in the coil inlay slot 16, and it is designed to generate electricity by insulating pad and fastening The stator 9 of the generator, the generator stator 9 is installed on the stator national installation bridge 26 as required, and the guide track and the conductive track 17 are installed between the track chain excitation magnet 10 and the generator stator 9 for reasonable adjustment to form a magnetic gap (if When iron core coil is used as excitation magnetic field, DC current must be applied to the coil, and the guide rail and conductive rail 17 are designed with terminals).

Embodiments of the invention

When the present invention is specifically implemented, the assembly inspection is carried out in steps, the external power is transmitted to the power driven wheel 35 by the inspection equipment, and the track chain excitation magnet 10 is driven by the transmission assembly 18 to perform semi-assembly inspection in the directional movement. After the generator stator 9 is installed, the testing equipment transmits the external power to the power driven wheel 35, which is driven by the transmission assembly 18 so that the track chain excitation magnet 10 passes through the installed corresponding generator stator 9 and guides The track and the conductive track 17 are installed between the track chain excitation magnet 10 and the generator stator 9 for reasonable adjustment to form a magnetic gap (if an iron core coil is used as the excitation magnetic field, a DC current must be added to the coil, and the guide track and the conductive track 17 are designed There are terminals) directional movement to generate an induced magnetic field between the moving track chain excitation magnet 10 (permanent magnet or iron core DC coil excitation) and the stator, so that the stator coil 14 in the generator stator 9 produces induced current and voltage output Perform various technical tests. After all passing the inspections, the packaging of the shell box 34 is completed and various inspections are performed again.

Although the embodiments of the present invention have been shown and described, for those skilled in the art, it can be understood that various changes, modifications, substitutions, and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. Variations, the scope of the present invention is defined by the appended claims and their equivalents.

Industrial applicability

Type a paragraph describing industrial applicability here.

Sequence Listing Free Content

Type here the free content description paragraph of the sequence listing.

Claims

A direct-stator generator using multiple belt transmission excitation, comprising a generator mounting machine base (25), characterized in that: the upper surface of the generator mounting machine base (25) is welded with an organism skeleton on both sides, and the body skeleton The two sides of the upper surface of (29) are welded with corresponding bearing seat fixed position fixing frame (28), stator mounting bridge (26) and crawler excitation adjusting component (27). Including a bearing seat: (32) The bearing seat (32) is installed with a rotating bearing (33). Including the transmission assembly (18): the transmission assembly (18) is the generator's external power driven wheel (35) and the internal transmission assembly (18), which can be used for dual power input as required. The transmission assembly (18) The main shaft (19) of the assembly is welded with the corresponding gear mounting flange (20), and the gear plate (23) is installed on the gear mounting flange (20) by tightening screws. The main shaft (19) of the assembly Bearing positions and pin grooves (24) for mounting positions of the external power driven wheel (35) are left on both sides of the outer surface. Including crawler excitation (10): the crawler excitation (10) is equipped with a number of excitation magnets (11) on multiple symmetrical chains (12). The excitation magnets (11) can be composed of several permanent magnets (NS poles).性) or DC coil iron core (36) type. Including a guide rail guide (17): the guide rail (17) is a guide rail for permanent magnet excitation or a conductive ring for DC coil excitation and magnetic gap control. Including a straight stator (9): The straight stator (9) is assembled into a stator core body by the stator core fixing part (13) iron core fastening bolt holes 15 and mounting screws according to technical requirements, and then processed The stator coil (14) is installed in the coil inlay slot (16) and is designed with an insulating pad.
The direct-stator generator using multiple belt drive excitation according to claim 1, characterized in that: the generator track excitation (10) is a crawler type, and the generator straight stator (9) is a straight type .
The direct-stator generator using multiple belt transmission excitation according to claim 1, characterized in that: the track excitation (10) is provided with a plurality of excitation magnets (11) on a plurality of symmetrical chains (12). ), the excitation magnet (11) can be several permanent magnets (NS polarity) or DC coil iron core (36) type.
The direct-stator generator using multiple belt transmission excitation excitation according to claim 1, characterized in that: the multiple belt excitation (10) is installed on a symmetrical gear plate of the transmission assembly (18).
The straight stator generator using multiple belt transmission excitation according to claim 1, characterized in that: the straight stator (9), through the stator core fixing member (13) iron core fastening bolt hole 15 and The mounting screws are combined into a stator core body according to technical requirements, and then the processed stator coil (14) is installed in the coil inlay slot (16), and an insulating pad is designed.
The straight stator generator using multiple belt drive excitation according to claim 1, characterized in that: the straight stator (9) is installed on the corresponding stator mounting bridge (26), so that the multiple belt excitation (10) ) In the middle of the corresponding stator (9).
The direct stator generator using multiple belt drive excitation according to claim 1, characterized in that: the guide rail (17) is a guide rail for permanent magnet excitation or a conductive ring excited by a DC coil and a straight stator (9) Multi-band excitation (10) Control of magnetic gap (and use it instead of the excitation connection ring when the design requires it).
The direct-stator generator using multiple belt drive excitation according to claim 1, characterized in that: the tightness of the generator multiple belt excitation (10) is designed and installed on the body frame (29) of the crawler excitation Adjusting part (27).
Type claim 9 here.
Type claim 10 here.