CN209676019U - A kind of motor - Google Patents
A kind of motor Download PDFInfo
- Publication number
- CN209676019U CN209676019U CN201920604899.6U CN201920604899U CN209676019U CN 209676019 U CN209676019 U CN 209676019U CN 201920604899 U CN201920604899 U CN 201920604899U CN 209676019 U CN209676019 U CN 209676019U
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- Prior art keywords
- rotor
- embedding groove
- line embedding
- interior
- sleeve
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Abstract
The utility model discloses a kind of motors, including shaft, stator module, rotor assembly and pedestal, the pedestal includes bottom plate and the axial raised sleeve among bottom plate, through-hole is formed among sleeve, bearing block is arranged in sleeve both ends, bearing is installed in bearing block, stator module includes stator core, overhang insulation and coil windings, centre bore is set among stator core, stator module is sleeved on the periphery of sleeve and is supported on bottom plate, there are cavitys between stator module and sleeve, rotor assembly includes internal rotor and outer rotor, accommodating cavity is formed between internal rotor and outer rotor, stator module is nested in accommodating cavity, internal rotor is nested in cavity, it is linked together between internal rotor and outer rotor by interconnecting piece, mounting hole is offered among internal rotor, axis hole is offered among interconnecting piece, it is connected between axis hole and mounting hole, turn Axis is mounted in axis hole, by inner and outer Rotator structure, improves output power of motor, also raising electric efficiency, improves electric machine combination property.
Description
Technical field:
The utility model relates to a kind of motors.
Background technique:
Existing AC induction motor is divided into two kinds, and one is external rotor electric machine, another kind is inner rotor motor, due to outer
Rotor electric machine and inner rotor motor are all single rotors, and the output power of two kinds of AC induction motors is low, and electric efficiency is low.
Utility model content:
The purpose of the utility model is to provide a kind of motor, which can be improved output power of motor and electric efficiency,
So as to improve electric machine combination property.
The purpose of this utility model is achieved by following technical proposals.
The purpose of the utility model is to provide a kind of motors.
A kind of motor, including shaft, stator module, rotor assembly and pedestal, the pedestal include bottom plate and from bottom plate
Between axial raised sleeve, through-hole is formed among sleeve, sleeve both ends are arranged bearing block, install bearing in bearing block, described fixed
Sub-component includes stator core, overhang insulation and coil windings, and centre bore, the stator module suit are arranged among stator core
Sleeve periphery and be supported on bottom plate, there are cavity between the stator module and sleeve, the rotor assembly includes interior
Rotor and outer rotor form accommodating cavity between the internal rotor and outer rotor, the stator module is nested in accommodating cavity, described
Internal rotor is nested in cavity, it is characterised in that: it is linked together between the internal rotor and outer rotor by interconnecting piece, it is described
Mounting hole is offered among internal rotor, and axis hole is offered among interconnecting piece, is connected between the axis hole and mounting hole, shaft
It is mounted in axis hole.
Axle sleeve is installed, the shaft is linked together by axle sleeve and rotor assembly in the axis hole.
The internal rotor, outer rotor and interconnecting piece are that integrated die-casting is molding.
The internal rotor and outer rotor are cage rotors.
The internal rotor be single layer cage rotor perhaps the double-deck cage rotor outer rotor be single layer cage rotor or
The double-deck cage rotor.
Stator core includes that radially inside spaced inwardly in ring-shaped yoke portion and ring-shaped yoke portion is protruding with several interior teeth portions,
An interior line embedding groove is formed between two adjacent interior teeth portions, what the outer radial in the ring-shaped yoke portion was protruded to interval
Several outer toothed portions form an outer line embedding groove between two adjacent outer toothed portions, and coil windings are wound on ring-shaped yoke portion
It goes up and is embedded into inside interior line embedding groove and outer line embedding groove.
Stator core includes that radially inside spaced inwardly in ring-shaped yoke portion and ring-shaped yoke portion is protruding with several interior teeth portions,
An interior line embedding groove is formed between two adjacent interior teeth portions, what the outer radial in the ring-shaped yoke portion was protruded to interval
Several outer toothed portions form an outer line embedding groove between two adjacent outer toothed portions, and the coil windings include exterior loop
Winding and interior loop winding, the exterior loop winding is in outer toothed portion and is embedded into outer line embedding groove, the interior loop around
Group is in interior teeth portion and is embedded into interior line embedding groove.
The outer line embedding groove is equal with the slot number of interior line embedding groove and radial corresponding.
Outer line embedding groove more than even bin or is less than even bin than the slot number of interior line embedding groove.
It is parallel teeth or non-parallel teeth portion between the outer toothed portion and interior teeth portion.
The slot bottom of the interior line embedding groove is that the slot bottom of the flat-bottom slot perhaps round bottomed vessel outer line embedding groove is flat-bottom slot or circle
Kerve.
The utility model compared with prior art, has the effect that
1) the utility model includes shaft, stator module, rotor assembly and pedestal, and the pedestal includes bottom plate and from bottom plate
Intermediate axial raised sleeve, sleeve centre form through-hole, and sleeve both ends are arranged bearing block, install bearing in bearing block, described
Stator module includes stator core, overhang insulation and coil windings, and centre bore, the stator module set is arranged among stator core
Mounted in sleeve periphery and be supported on bottom plate, there are cavity between the stator module and sleeve, the rotor assembly includes
Internal rotor and outer rotor form accommodating cavity between the internal rotor and outer rotor, the stator module is nested in accommodating cavity, institute
Internal rotor is stated to be nested in cavity, it is characterised in that: it is linked together between the internal rotor and outer rotor by interconnecting piece, institute
It states and offers mounting hole among internal rotor, axis hole is offered among interconnecting piece, is connected between the axis hole and mounting hole, turn
Axis is mounted in axis hole, improves output power of motor by inner and outer Rotator structure, also raising electric efficiency, and it is comprehensive to improve motor
Performance；
2) further advantage elaborates in a particular embodiment.
Detailed description of the invention:
Fig. 1 is the utility model perspective view；
Fig. 2 is the utility model stereogram exploded view；
Fig. 3 is another angle stereogram exploded view of the utility model；
Fig. 4 is the utility model front view；
Fig. 5 is the cross-sectional view of A-A in Fig. 4；
Fig. 6 is the utility model sectional exploded view；
Fig. 7 is the structural schematic diagram of the utility model；
Fig. 8 is another structural schematic diagram of the utility model.
Specific embodiment:
The utility model is described in further detail below by specific embodiment and in conjunction with attached drawing.
Embodiment one:
As shown in Figures 1 to 7, provided in this embodiment is a kind of motor, including shaft 1, stator module 2, rotor assembly 3
With pedestal 4, the pedestal 4 includes bottom plate 41 and the axial raised sleeve 42 among bottom plate 41, forms through-hole among sleeve 42
43, bearing block 44, the inner installation bearing 45 of bearing block 44 is arranged in 42 both ends of sleeve, and the stator module 2 includes stator core 21, end
Insulate 22 and coil windings 23 in portion, and centre bore 20 is arranged among stator core 21, and the stator module 2 is sleeved on the outer of sleeve 42
It encloses and is supported on bottom plate 41, there are cavity 200 between the stator module 2 and sleeve 42, the rotor assembly 3 includes interior
Rotor 31 and outer rotor 32, form accommodating cavity 33 between the internal rotor 31 and outer rotor 32, the stator module 2 is nested in appearance
It sets in chamber 33, the internal rotor 31 is nested in cavity 200, it is characterised in that: lead between the internal rotor 31 and outer rotor 32
It crosses interconnecting piece 30 to link together, mounting hole 311 is offered among the internal rotor 31, offers axis hole among interconnecting piece 30
300, it is connected between the axis hole 300 and mounting hole 311, shaft 1 is mounted in axis hole 300, output power of motor is improved,
Electric efficiency is also improved, electric machine combination property is improved.
Axle sleeve 312 is installed in the axis hole 300, the shaft 1 is linked together by axle sleeve 312 with rotor assembly 3,
Structure is simple.
The internal rotor 31, outer rotor 32 and interconnecting piece 30 are that integrated die-casting is molding, and cast aluminium or casting can be selected in die casting
The making materials such as copper.
The internal rotor 31 and outer rotor 32 are cage rotors.
The internal rotor 31 is single layer cage rotor or the double-deck cage rotor, and the outer rotor 32 is single layer cage rotor
Or the double-deck cage rotor.
Stator core 21 includes circumferentially radially-inwardly interval protrusion setting in ring-shaped yoke portion 211 and ring-shaped yoke portion 211
Several interior teeth portions 212 form an interior line embedding groove 213, the ring-shaped yoke portion between two adjacent interior teeth portions 212
211 are additionally provided with several outer toothed portions 214 for being circumferentially radially outward spaced protrusion, two adjacent outer toothed portions 214 it
Between form an outer line embedding groove 215, coil windings 23 are in ring-shaped yoke portion 211 and are embedded into interior line embedding groove 213 and are externally embedded to
215 the inside of wire casing, connection and reasonable arrangement, coiling are simple.
The outer line embedding groove 215 is equal with the slot number of interior line embedding groove 213 and radial corresponding, is convenient for coiling.
Outer line embedding groove 215 more than even bin or is less than even bin than the slot number of interior line embedding groove 213.
It is parallel teeth or non-parallel teeth portion between the outer toothed portion 214 and interior teeth portion 212.
The slot bottom of the interior line embedding groove 213 is flat-bottom slot or round bottomed vessel, and the slot bottom of the outer line embedding groove 215 is flat-bottom slot
Or round bottomed vessel.
Embodiment two:
As shown in figure 8, the present embodiment is further improved according to the basis of embodiment one, stator core 21 includes ring-shaped yoke
Radially inside spaced inwardly in portion 211 and ring-shaped yoke portion 211 is protruding with several interior teeth portions 212, in described adjacent two
Between teeth portion 212 formed an interior line embedding groove 213, the outer radial in the ring-shaped yoke portion 211 protruded to interval several
Outer toothed portion 214, forms an outer line embedding groove 215 between two adjacent outer toothed portions 214, and the coil windings 23 include outside
Coil windings 231 and interior loop winding 232, the exterior loop winding 231 is in outer toothed portion 214 and is embedded into outer line embedding groove
In 215, the interior loop winding 232 is in interior teeth portion 212 and is embedded into interior line embedding groove 213, connection and reasonable arrangement, coiling letter
It is single.
Above embodiments are the better embodiment of the utility model, and however, the embodiments of the present invention are not limited thereto,
Made changes, modifications, substitutions, combinations, simplifications under other any spiritual essence and principles without departing from the utility model are
Equivalent substitute mode, is included within the protection scope of the utility model.
Claims (11)
1. a kind of motor, including shaft (1), stator module (2), rotor assembly (3) and pedestal (4), the pedestal (4) includes bottom
Plate (41) and the axial raised sleeve (42) among bottom plate (41), sleeve (42) is intermediate to form through-hole (43), sleeve (42) two
End setting bearing block (44), the inner installation bearing (45) of bearing block (44), the stator module (2) include stator core (21), end
Insulate (22) and coil windings (23) in portion, centre bore (20) is arranged among stator core (21), the stator module (2) is sleeved on
It the periphery of sleeve (42) and is supported on bottom plate (41), there are cavity (200) between the stator module (2) and sleeve (42),
The rotor assembly (3) includes internal rotor (31) and outer rotor (32), is formed between the internal rotor (31) and outer rotor (32)
Accommodating cavity (33), it is inner that the stator module (2) is nested in accommodating cavity (33), and it is inner that the internal rotor (31) is nested in cavity (200),
It is characterized by: linked together between the internal rotor (31) and outer rotor (32) by interconnecting piece (30), the internal rotor
(31) intermediate to offer mounting hole (311), it is offered axis hole (300) among interconnecting piece (30), the axis hole (300) and mounting hole
It (311) is connection between, it is inner that shaft (1) is mounted on axis hole (300).
2. a kind of motor according to claim 1, it is characterised in that: the axis hole (300) is inner to be equipped with axle sleeve (312),
The shaft (1) is linked together by axle sleeve (312) with rotor assembly (3).
3. a kind of motor according to claim 1 or 2, it is characterised in that: the internal rotor (31), outer rotor (32) and company
Socket part (30) is that integrated die-casting is molding.
4. a kind of motor according to claim 3, it is characterised in that: the internal rotor (31) and outer rotor (32) are mouse
Cage rotor.
5. a kind of motor according to claim 4, it is characterised in that: the internal rotor (31) be single layer cage rotor or
The double-deck cage rotor, the outer rotor (32) are single layer cage rotor or the double-deck cage rotor.
6. a kind of motor according to claim 3, it is characterised in that: stator core (21) include ring-shaped yoke portion (211) and
Radially inside spaced inwardly in ring-shaped yoke portion (211) is protruding with several interior teeth portions (212), two adjacent interior teeth portions
(212) an interior line embedding groove (213) is formed between, the outer radial of the ring-shaped yoke portion (211) is protruded several to interval
A outer toothed portion (214) forms an outer line embedding groove (215), coil windings (23) between two adjacent outer toothed portions (214)
On ring-shaped yoke portion (211) and it is embedded into inside interior line embedding groove (213) and outer line embedding groove (215).
7. a kind of motor according to claim 3, it is characterised in that: stator core (21) include ring-shaped yoke portion (211) and
Radially inside spaced inwardly in ring-shaped yoke portion (211) is protruding with several interior teeth portions (212), two adjacent interior teeth portions
(212) an interior line embedding groove (213) is formed between, the outer radial of the ring-shaped yoke portion (211) is protruded several to interval
A outer toothed portion (214) forms an outer line embedding groove (215), the coil windings between two adjacent outer toothed portions (214)
It (23) include exterior loop winding (231) and interior loop winding (232), the exterior loop winding (231) is wound on outer toothed portion (214)
It goes up and is embedded into that outer line embedding groove (215) is inner, and the interior loop winding (232) is on interior teeth portion (212) and is embedded into embedded
Wire casing (213) is inner.
8. a kind of motor according to claim 6, it is characterised in that: the outer line embedding groove (215) and interior line embedding groove (213)
Slot number it is equal and radial corresponding.
9. a kind of motor according to claim 6, it is characterised in that: slot of the outer line embedding groove (215) than interior line embedding groove (213)
Quantity is more than even bin or is less than even bin.
10. a kind of motor according to claim 8, it is characterised in that: the outer toothed portion (214) and interior teeth portion (212) it
Between be parallel teeth or non-parallel teeth portion.
11. a kind of motor according to claim 10, it is characterised in that: the slot bottom of the interior line embedding groove (213) is flat
The slot bottom of the slot perhaps round bottomed vessel outer line embedding groove (215) is flat-bottom slot or round bottomed vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604899.6U CN209676019U (en) | 2019-04-29 | 2019-04-29 | A kind of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604899.6U CN209676019U (en) | 2019-04-29 | 2019-04-29 | A kind of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209676019U true CN209676019U (en) | 2019-11-22 |
Family
ID=68574740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920604899.6U Active CN209676019U (en) | 2019-04-29 | 2019-04-29 | A kind of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209676019U (en) |
-
2019
- 2019-04-29 CN CN201920604899.6U patent/CN209676019U/en active Active
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