CN210405044U

CN210405044U - Novel energy-saving motor with axial and radial multi-direction three-dimensional magnetic path

Info

Publication number: CN210405044U
Application number: CN201920936258.0U
Authority: CN
Inventors: 赵滟玺; 赵振华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-24
Anticipated expiration: 2029-06-21

Abstract

The utility model relates to a novel energy-saving motor with radial multi-direction three-dimensional magnetic path of axial, this energy-saving motor comprise motor casing (1), motor casing end cover (6), radial many magnetic path stator core assembly (3) of axial, including the motor stator winding of embedding, radial combination formula rotor (4) of axial including built-in motor drive shaft (5), novel energy-saving motor can realize that stator winding circular telegram back stator core's the radial working face of axial all has the power of rotation magnetic field output, corresponds the working face acting of the radial combination formula rotor of axial, can effectively avoid exchanging the magnetic saturation phenomenon under heavy current large-signal or the direct current biasing, reduces the remanence of iron core during operation under the asymmetric magnetic field state, increases the magnetic flux density and the saturation magnetic flux density of work. And can realize three-sided interaction three-dimensional magnetic field acting, increase working area, improve active power, improve motor efficiency, should use widely.

Description

Novel energy-saving motor with axial and radial multi-direction three-dimensional magnetic path

Technical Field

The utility model relates to the field of electric machines, especially, relate to a novel energy-conserving motor with radial multi-direction three-dimensional magnetic path of axial.

Background

An electric machine, commonly known as a "motor", refers to an electromagnetic device that converts or transmits electric energy and mechanical energy according to the law of electromagnetic induction. The motor mainly comprises a stator, a rotor, a machine base and accessories, wherein the stator is an important component of motors such as a generator, a motor and the like. The stator is composed of a stator iron core and a stator winding. The rotor consists of a rotor, a motor shaft, a bearing and the like. The stator mainly functions to generate a rotating magnetic field after being electrified or generate an induction current in a winding through the rotating magnetic field generated by the rotation of the rotor, the rotor mainly functions to generate a driving torque in the rotating magnetic field of the stator or generate the rotating magnetic field through the rotation, the stator mainly functions to exchange electric energy and mechanical energy, the existing motor can generate a magnetic saturation phenomenon under the condition of large alternating current and large current signals or direct current bias, and the motor can generate a large amount of heat in the process of high-power work application to influence the working efficiency of the motor and reduce the service life of the motor, so improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel energy-conserving motor with radial multi-direction three-dimensional magnetic path of axial to solve above-mentioned technical problem, for realizing above-mentioned purpose the utility model discloses a following technical scheme:

a novel energy-saving motor with an axial and radial multi-direction three-dimensional magnetic path is characterized by comprising an axial and radial multi-magnetic path stator core assembly, a motor stator winding, an axial and radial combined rotor, a motor transmission shaft, a motor shell and a motor shell end cover. The axial and radial multi-magnetic path stator iron core assembly comprises a stainless steel fixing external member internally provided with a circular iron core and a plurality of double-air-gap CIC composite fan-shaped iron cores, wherein the front ends and the rear ends of the double-air-gap CIC composite fan-shaped iron cores are fixed through fixing discs on two sides of the stainless steel fixing external member; the axial and radial combined rotor comprises a cylindrical rotor, magnetic isolation discs and disc rotors, wherein the cylindrical rotor and the magnetic isolation discs on two sides are provided with four groups of bolt holes and four groups of vent holes which have the same positions and apertures, a motor transmission shaft positioning pin hole is arranged in the center, a motor transmission shaft is inserted into the positioning pin hole and is fixed through a rotor fixing thread and a nut which are arranged at one end of the motor transmission shaft, the disc rotors on two sides are provided with four groups of bolt holes which have the same positions and apertures as the cylindrical rotor and are fixedly connected to two ends of the cylindrical rotor through bolts, and the axial and radial combined rotor is provided with an outer circumferential surface of the cylindrical rotor and three working surfaces of two disc rotors; the motor comprises a motor shell, a motor shell end cover, a bearing seat, a motor transmission shaft, bearings, an axial and radial multi-magnetic-path stator core assembly, a bearing fixing disc and a motor shell end cover, wherein the front end and the rear end of the motor shell are connected with the motor shell end cover through bolts, the bearing seat is arranged in the center of the motor shell end cover, the motor transmission shaft is arranged in the middle of the axial and radial combined rotor, the bearings are arranged at the two ends of the motor transmission shaft, the axial and radial combined rotor is fixed in the motor shell through a hot-sleeving process, the axial and radial combined rotor is inserted into the inner circumference.

On the basis of the technical scheme, the double-air-gap CIC composite fan-shaped iron core is composed of a bar-shaped iron core with two C-shaped holes and an angle supplement iron core for supplementing fan-shaped working faces on two sides, the bar-shaped iron core is fixedly connected with the angle supplement iron core through a laser welding process, the CIC iron core comprises a bar-shaped working face at the upper end and fan-shaped working faces at two ends, the lower end of the CIC iron core is a fixed part, the bar-shaped working faces are fixedly embedded in an inner circle of a stainless steel fixed sleeve with a built-in ring iron core and fixed teeth, two working air gaps with two C-shaped holes are arranged between the fan-shaped fixed parts at two ends of the CIC iron core and two ends of the bar-shaped face, motor stator windings are embedded between adjacent CIC iron.

On the basis of the technical scheme, the motor casing comprises a motor casing body, a motor casing fixing seat, a water inlet, a water outlet, a junction box base, a wiring terminal, a wire hole and a motor casing bolt hole, the motor casing body is welded on the outer surface of the motor casing body, the water inlet and the water outlet are formed in the side face of the motor casing body, the junction box base is arranged on the outer side face of the motor casing body, the wiring terminal is arranged on the junction box base, the wiring terminal is connected with the motor casing body through an electric wire, the wire hole is formed in the junction box base and is communicated with the inner end and the outer end of the motor casing body, the axial-radial multi-magnetic-path stator core assembly is fixed on the inner surface of the motor casing body in an interference fit mode, the wire outlet position is aligned to the.

On the basis of the technical scheme, the motor transmission shaft comprises a motor transmission shaft body, positioning pin grooves, a front bearing, a rear bearing, a bearing fixing disc, shaft key heads, rotor fixing threads and nuts, wherein the outer surface of the motor transmission shaft body is provided with the two positioning pin grooves, a cylindrical rotor is fixed through positioning pin holes in the inner surface of the cylindrical rotor, the front end of the motor transmission shaft body is provided with the shaft key heads, the rear end of the motor transmission shaft body is provided with the bearing fixing disc, the rear bearing is arranged at the rear end of the motor transmission shaft body and inserted into a bearing seat at the center of a rear end motor shell end cover, the front bearing is arranged at the front end of the positioning pin grooves, the front bearing is inserted into the bearing seat at the center of the front end motor shell end cover, and the shaft key heads are arranged in front of.

On the basis of the technical scheme, the built-in annular iron core is arranged in the middle of about two fifths of the inner surface of the stainless steel fixing sleeve.

Compared with the prior art, the utility model has the advantages of it is following: the novel energy-saving motor combined rotor is provided with a cylindrical rotor outer circumferential surface, the two disc rotors face the cylindrical rotor inner circumferential surface to form three working surfaces, the axial and radial working surfaces of the stator core are provided with rotary power magnetic field outputs after the stator winding is electrified, work is performed corresponding to the working surfaces of the axial and radial combined rotor, the magnetic saturation phenomenon under the condition of alternating current large signals or direct current bias can be effectively avoided, the remanence of the core in the working process under the state of an asymmetric magnetic field is reduced, and the working magnetic flux density and saturation magnetic flux density are increased. And can realize trilateral mutual three-dimensional magnetic field acting, increase work area, improve active power, improve motor efficiency, the utility model relates to a rationally, should use widely.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the structure diagram of the axial and radial multi-magnetic path stator core assembly of the present invention.

Fig. 3 is a diagram of the internal main components of the present invention.

Fig. 4 is a schematic view of the motor housing of the present invention.

Fig. 5 is the component diagram of the axial-radial multi-magnetic path stator core assembly of the present invention.

Fig. 6 is a schematic view of a stainless steel fixing kit of the stator core assembly component of the present invention.

Fig. 7 is a schematic diagram of the position of the dual-air-gap CIC composite strip-shaped iron core and the built-in ring iron core of the present invention.

Fig. 8 is a schematic diagram of the dual-air-gap CIC composite fan-shaped iron core of the present invention.

Fig. 9 is a plan structure view of the dual-air gap CIC composite strip iron core of the present invention.

Fig. 10 is a schematic view of the axial-radial combined rotor of the present invention.

Fig. 11 is a schematic view of the motor transmission shaft of the present invention.

Fig. 12 is a position diagram of the motor housing and stator core assembly according to the present invention.

In the figure: the motor comprises a motor shell 1, a built-in ring iron core 2, an axial and radial multi-magnetic-path stator iron core assembly 3, an axial and radial combined rotor 4, a motor transmission shaft 5, a motor shell end cover 6, a motor shell body 7, a motor shell fixing seat 8, a water inlet 9, a water outlet 10, a junction box seat 11, a wiring terminal 12, a wire outlet hole 13, a motor shell bolt hole 14, a fixing disk 15, a non-metal bar 16, a stainless steel fixing sleeve 17, a double-air-gap CIC composite fan-shaped iron core 18, a strip-shaped iron core 19, an angle supplementing iron core 20, a cylindrical rotor 21, a magnetism isolating disk 22, a disk rotor 23, a motor transmission shaft body 24, a positioning pin groove 25, a front bearing 26, a rear bearing 27, a bearing fixing disk 28, an axle key head 29, rotor.

Detailed Description

The invention is explained in further detail below with reference to the figures and the embodiments.

The utility model provides a novel energy-conserving motor with axial radial multi-direction three-dimensional magnetic path which characterized in that, includes axial radial multi-magnetic path stator core assembly 3, motor stator winding, axial radial combination formula rotor 4, motor drive shaft 5, motor casing 1, motor casing end cover 6. The axial and radial multi-magnetic path stator core assembly 3 comprises a stainless steel fixing external member 17 internally provided with a circular ring core 2 and a plurality of double-air-gap CIC composite fan-shaped iron cores 18, the front ends and the rear ends of the double-air-gap CIC composite fan-shaped iron cores 18 are fixed through fixing discs 15 on two sides of the stainless steel fixing external member 17, the double-air-gap CIC composite fan-shaped iron cores 18 and the circular ring core 2 form a magnet core body, a non-metal bar material 16 is connected between the fixing discs 15 on two sides of the stainless steel fixing external member 17, and the double-air-gap CIC composite fan-shaped iron cores 18 are fixed in the stainless steel fixing external member 17 internally provided with the circular ring core 2; the axial and radial combined rotor 4 comprises a cylindrical rotor 21, a magnetism isolating disc 22 and a disc rotor 23, wherein the cylindrical rotor 21 and the magnetism isolating discs 22 on two sides are provided with four groups of bolt holes and four groups of vent holes which have the same position and the same hole diameter, the center of the cylindrical rotor is provided with a motor transmission shaft positioning pin hole, a motor transmission shaft 5 is inserted into the positioning pin hole and is fixed by a rotor fixing thread and a nut which are arranged at one end of the motor transmission shaft, the disc rotors 23 on two sides are provided with four groups of bolt holes which have the same position and the same hole diameter as the cylindrical rotor 21 and are fixedly connected with two ends of the cylindrical rotor 21 by bolts, and the axial and radial combined rotor 4 is provided with an outer circumferential surface of the; both ends pass through the bolt and are connected with motor casing end cover 6 around the motor casing 1, motor casing end cover 6 center sets up the bearing frame, set up motor drive shaft 5 in the middle of the radial combination formula rotor 4 of axial, motor drive shaft 5 both ends set up the bearing, the radial many magnetic paths stator core assembly 3 of axial is fixed in motor casing 1 with hot suit technology, the radial combination formula rotor 4 of axial inserts the interior circumference of the radial many magnetic paths stator core assembly 3 of axial, and motor drive shaft 5 passes radial combination formula rotor 4 of axial, and both ends are worn out and are installed the bearing, are fixed in the bearing frame that motor end cover center set up through the bearing fixed disk.

The double-air-gap CIC composite fan-shaped iron core 18 is composed of a bar-shaped iron core 19 with two C-shaped holes and an angle supplement iron core 20 for supplementing fan-shaped working faces on two sides, the bar-shaped iron core 19 and the angle supplement iron core 20 are fixedly connected through a laser welding process, the CIC iron core comprises a bar-shaped working face at the upper end and fan-shaped working faces at two ends, the lower end is a fixed part, the bar-shaped working faces are fixedly embedded in an inner circle of a stainless steel fixed sleeve 17 which is internally provided with a ring iron core 2 and has fixed teeth, two working air gaps with C-shaped holes are arranged between the fan-shaped fixed parts at the two ends of the CIC iron core and the two ends of the bar-shaped face, a motor stator winding is embedded between adjacent CIC iron cores and in the.

The motor casing 1 comprises a motor casing body 7, a motor casing fixing seat 8, a water inlet 9, a water outlet 10, a junction box seat 11, a wiring terminal 12, a wire outlet hole 13 and a motor casing bolt hole 14, a motor casing fixing seat 8 is welded on the outer surface of the motor casing body 7, a water inlet 9 and a water outlet 10 are arranged on the side surface of the motor casing body 7, the terminal box base 11 is arranged on the outer side surface of the motor casing body 7, the terminal box base 11 is provided with a terminal 12, the terminal 12 is connected with the inside of the motor casing body 7 through an electric wire, the terminal box base 11 is provided with a wire outlet hole 13, the wire outlet hole 13 is communicated with the inner end and the outer end of the motor casing body 7, the axial and radial multi-magnetic path stator core assembly 3 is fixed on the inner surface of the motor shell body 7 in an interference fit hot-sleeving manner, the outlet position is aligned to the outlet, the motor stator winding outlet is connected to the wiring terminal, and the outside is protected by the junction box.

Motor drive shaft 5 includes motor drive shaft body 24, locating pin groove 25, leading bearing 26, rearmounted bearing 27, bearing fixed disk 28, axle key head 29, motor drive shaft body 24 surface sets up a locating pin groove 25, and through the fixed cylinder rotor 21 of locating pin hole of cylinder rotor 21 internal surface, the anterior end of motor drive shaft body sets up axle key head 29, and motor drive shaft body 24 rear end sets up bearing fixed disk 28, rearmounted bearing 27 sets up in motor drive shaft body 24 rear end, and rearmounted bearing 27 inserts in the bearing frame at rear end motor casing end cover 6 center, leading bearing 26 sets up in locating pin groove 25 front end, and leading bearing 26 inserts in the bearing frame at front end motor casing end cover 6 center, motor drive shaft body 24 front end is provided with axle key head 29.

The built-in annular iron core 2 is arranged in the middle of about two fifths of the inner surface of the stainless steel fixing sleeve member 17.

The utility model discloses the theory of operation: the utility model discloses a plurality of CIC fan-shaped iron cores of two air gaps are arranged and fixed along the circumferencial direction array and form the magnetic body that leads to of combination formula motor stator iron core in a ring iron core, because the winding can all be imbedded between two C type holes that have working air gap and the adjacent CIC iron core, the C type hole on CIC iron core both sides has the working air gap, this C type region has just formed the magnetic path along the direction of "C" type, the "I" district in CIC iron core has formed radial magnetic path through the ring iron core of fixed and magnetic conduction again, realize that stator winding circular telegram back stator iron core's axial radial working face all has the output of rotatory power magnetic field, the working face that corresponds axial radial combination formula rotor does work, increase the conversion efficiency of motor, can effectively avoid the magnetic saturation phenomenon under the heavy current large signal of interchange or direct current biasing, reduce the remanence of iron core when working under the asymmetric magnetic field state, the magnetic flux density and the saturation magnetic flux density of work are increased, the rotor assembly is of a three-body structure, the cylindrical rotor and the disc rotor can do work, three-face interaction three-dimensional magnetic field work is achieved, the working area is increased, the active power is improved, and the motor efficiency is improved.

The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.

Claims

1. A novel energy-saving motor with axial and radial multi-direction three-dimensional magnetic paths is characterized by comprising an axial and radial multi-magnetic path stator core assembly (3), a motor stator winding, an axial and radial combined rotor (4), a motor transmission shaft (5), a motor shell (1) and a motor shell end cover (6), wherein the axial and radial multi-magnetic path stator core assembly (3) comprises a stainless steel fixing suite (17) with a built-in circular ring core (2), a plurality of double-air-gap CIC composite fan-shaped cores (18), the front ends and the rear ends of the double-air-gap CIC composite fan-shaped cores (18) are fixed through fixing discs (15) on two sides of the stainless steel fixing suite (17), the double-air-gap CIC composite fan-shaped cores (18) and the circular ring core (2) form a magnetic flux core body, a nonmetal bar material (16) is connected between the fixing discs (15) on two sides of the stainless steel fixing suite (17), the double-air-gap CIC composite fan-shaped iron core (18) is fixed in a stainless steel fixing sleeve (17) of the built-in circular iron core (2); the axial and radial combined rotor (4) comprises a cylindrical rotor (21), magnetic separation discs (22) and disc rotors (23), wherein the cylindrical rotor (21) and the magnetic separation discs (22) on two sides are provided with four groups of bolt holes and four groups of vent holes which are in the same position and in the same hole diameter, a motor transmission shaft positioning pin hole is arranged in the center, a motor transmission shaft (5) is inserted into the positioning pin hole and is fixed through a rotor fixing thread and a nut which are arranged at one end of the motor transmission shaft, the disc rotors (23) on two sides are provided with four groups of bolt holes which are in the same position and in the same hole diameter as the cylindrical rotor (21) and are fixedly connected to two ends of the cylindrical rotor (21) through bolts, and the axial and radial combined rotor (4) is provided with three working faces, namely an outer circumferential face of the cylindrical; both ends are connected with motor casing end cover (6) through the bolt around motor casing (1), motor casing end cover (6) center sets up the bearing frame, set up motor drive shaft (5) in the middle of axial radial combination formula rotor (4), motor drive shaft (5) both ends set up the bearing, axial radial many magnetic paths stator core assembly (3) are fixed in motor casing (1) with hot suit technology, axial radial combination formula rotor (4) insert the interior circumference of axial radial many magnetic paths stator core assembly (3), and motor drive shaft (5) pass axial radial combination formula rotor (4), and the bearing is worn out and installed at both ends, is fixed in the bearing frame that motor casing end cover center set up through the bearing fixed disk.

2. The novel energy-saving motor with axial and radial multi-direction three-dimensional magnetic flux paths as claimed in claim 1, wherein the double-air-gap CIC composite fan-shaped iron core (18) is composed of a bar-shaped iron core (19) with two C-shaped holes and an angle supplement iron core (20) for supplementing fan-shaped working surfaces at two sides, the bar-shaped iron core (19) is fixedly connected with the angle supplement iron core (20) by a laser welding process, the CIC iron core comprises an upper bar-shaped working surface and two fan-shaped working surfaces at two ends, the lower end is a fixed part, the CIC iron core is fixedly embedded in an inner circle steel fixing sleeve (17) which is internally provided with a circular ring iron core (2) and has fixed teeth, working air gaps with two C-shaped holes are arranged between the fan-shaped fixed parts at two ends of the CIC iron core and between two adjacent CIC iron cores and embedded in the two C-shaped holes of the CIC iron, the collection is led out through an outlet hole (13).

3. The novel energy-saving motor with the axial and radial multi-directional three-dimensional magnetic path is characterized in that the motor casing (1) comprises a motor casing body (7), a motor casing fixing seat (8), a water inlet (9), a water outlet (10), a terminal box seat (11), a terminal block (12), a wire outlet hole (13) and a motor casing bolt hole (14), the motor casing fixing seat (8) is welded on the outer surface of the motor casing body (7), the water inlet (9) and the water outlet (10) are arranged on the side surface of the motor casing body (7), the terminal box seat (11) is arranged on the outer side surface of the motor casing body (7), the terminal block (12) is arranged on the terminal box seat (11), an outgoing wire of a motor stator winding is connected to the terminal block (12) through the wire outlet hole (13), and the wire outlet hole (13) is arranged on the terminal, the wire outlet hole (13) is communicated with the inner end and the outer end of the motor shell body (7), the axial-radial multi-magnetic-path stator core assembly (3) is fixed on the inner surface of the motor shell body (7) in an interference fit hot-sleeved mode, the wire outlet position is aligned to a wire outlet, a motor stator winding wire outlet is connected to a wiring terminal, and the outer side of the motor stator winding wire outlet is protected by a junction box.

4. The novel energy-saving motor with axial and radial multi-directional three-dimensional magnetic paths is characterized in that the motor transmission shaft (5) comprises a motor transmission shaft body (24), positioning pin grooves (25), a front bearing (26), a rear bearing (27), a bearing fixing disc (28), a shaft key head (29), rotor fixing threads and nuts, wherein the two positioning pin grooves (25) are arranged on the outer surface of the motor transmission shaft body (24), one end of the motor transmission shaft body is provided with a threaded nut, the front end of the motor transmission shaft body (24) is provided with the shaft key head (29) through the positioning pin holes on the inner surface of the cylindrical rotor (21) and the rotor fixing threads and the nuts to fix the cylindrical rotor (21), the rear bearing (27) is arranged at the rear end of the motor transmission shaft body (24), the rear bearing (27) is inserted into a bearing seat at the center of the rear end motor shell end cover (6), the front bearing (26) is arranged at the front end of the positioning pin groove (25), the front bearing (26) is inserted into the bearing seat at the center of the front end motor shell end cover (6), and a shaft key head (29) is arranged at the front end of the motor transmission shaft body (24).

5. The novel energy-saving motor with the axial and radial multidirectional three-dimensional magnetic paths as claimed in claim 1, wherein the built-in annular iron core (2) is arranged in about two fifths of the middle of the inner surface of the stainless steel fixing sleeve (17).