CN216122156U - Closed outer rotor permanent magnet motor device for mine hoist - Google Patents
Closed outer rotor permanent magnet motor device for mine hoist Download PDFInfo
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- CN216122156U CN216122156U CN202122680605.8U CN202122680605U CN216122156U CN 216122156 U CN216122156 U CN 216122156U CN 202122680605 U CN202122680605 U CN 202122680605U CN 216122156 U CN216122156 U CN 216122156U
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Abstract
The utility model belongs to the technical field of driving motors, and particularly relates to a closed type outer rotor permanent magnet motor device for a mine hoist. A fixed base is fixed on the left side of the fixed shaft core, a transversely distributed primary coil stator is arranged in the middle of the fixed shaft core, a magnetism isolating baffle is arranged on the right side of the primary coil stator, and a longitudinally distributed auxiliary coil stator is arranged on the right side of the magnetism isolating baffle; the right end of the fixed shaft core is movably connected to the outer rotor seat, the left side edge of the outer rotor seat is movably clamped inside the fixed base, a first permanent magnet is arranged in the middle of the outer rotor seat, and a second permanent magnet is arranged on the inner side of the right end face of the outer rotor seat. The structure of two groups of coils and permanent magnets distributed on different planes is adopted, and the characteristics of radial magnetic flux and axial direction are combined; the physical switching between high-power operation and low-power operation can be performed, and power guarantee is provided for the mine hoist.
Description
Technical Field
The utility model belongs to the technical field of driving motors, and particularly relates to a closed type outer rotor permanent magnet motor device for a mine hoist.
Background
The hoister is an important material hoisting device in the cement industry and the mining industry. At present, a driving system of a hoist generally adopts a driving mode of combining an asynchronous motor, a hydraulic coupler and a speed reducer or a driving mode of the asynchronous motor, a chain wheel and the speed reducer, and the two modes have long transmission chain length, low transmission efficiency and high failure rate.
In recent years, the technology of the permanent magnet direct drive motor is mature, the traditional driving mode is gradually replaced, low rotating speed and large torque can be directly output, a complex speed reducing device is not needed to be used in power transmission, in the prior art, when the permanent magnet direct drive motor is installed on a hoisting machine, the permanent magnet direct drive motor serves as an independent part, but the traditional motor is fixed in structure and power, the low-power-consumption no-load operation cannot be met, and the energy-saving effect is poor.
SUMMERY OF THE UTILITY MODEL
Aiming at solving the problems of the defects and the shortcomings of the prior art; the utility model aims to provide a closed type outer rotor permanent magnet motor device for a mine hoist, which has the advantages of simple structure, reasonable design and convenient use, adopts two groups of coils and permanent magnet structures distributed on different planes, and combines the characteristics of radial magnetic flux and axial direction; the physical switching between high-power operation and low-power operation can be performed, and power guarantee is provided for the mine hoist.
In order to achieve the purpose, the utility model adopts the technical scheme that: the permanent magnet motor comprises a fixed shaft core, a fixed base, a fixed screw hole, a wire holder, a primary coil stator, a magnetic isolation baffle, an auxiliary coil stator, an outer rotor seat, a bearing, a first permanent magnet and a second permanent magnet; a fixed base is fixed on the left side of the fixed shaft core, a circle of fixed screw holes are formed in the outer side of the fixed base, transversely distributed primary coil stators are arranged in the middle of the fixed shaft core, a magnetism isolating baffle plate is arranged on the right side of the primary coil stators, and longitudinally distributed auxiliary coil stators are arranged on the right side of the magnetism isolating baffle plate and the fixed shaft core; the right end of the fixed shaft core is movably connected to the outer rotor seat, the left side edge of the outer rotor seat is movably clamped in the fixed base, a first permanent magnet is arranged in the middle of the outer rotor seat, and a second permanent magnet is arranged on the inner side of the right end face of the outer rotor seat; the first permanent magnet and the second permanent magnet respectively correspond to the primary coil stator and the auxiliary coil stator.
Preferably, the outer edge of the magnetic isolation clapboard is kept connected with the inner wall of the outer rotor seat through a bearing.
Preferably, the first permanent magnet and the outer rotor seat are connected through a limiting seat.
Preferably, the limiting seat is matched with a clamping groove in the inner wall of the outer rotor seat through a clamping cylinder in the middle of the back surface, and buffering convex points are arranged on the inner sides of the ear edges on the two sides of the limiting seat.
Preferably, the primary coil stator and the auxiliary coil stator are both connected with a wire holder at the left end of the fixed shaft core.
Preferably, the primary coil stator and the auxiliary coil stator are independently powered.
Preferably, the second permanent magnet is fixed on the inner end face of the outer rotor seat in an annular structure.
After adopting the structure, the utility model has the beneficial effects that: the structure of two groups of coils and permanent magnets distributed on different planes is adopted, and the characteristics of radial magnetic flux and axial direction are combined; the driving operation of the motor is realized, the stability of the power of the driving motor is improved, the driving torque is increased, and the power guarantee is provided for the mine hoist.
Drawings
To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention is described in detail by the following specific embodiments and the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of the connection of a first permanent magnet 10 according to the present invention;
description of reference numerals: the permanent magnet motor comprises a fixed shaft core 1, a fixed base 2, a fixed screw hole 3, a wire holder 4, a primary coil stator 5, a magnetic isolation partition plate 6, an auxiliary coil stator 7, an outer rotor seat 8, a bearing 9, a first permanent magnet 10, a second permanent magnet 11, a clamping groove 12, a clamping cylinder 13, a limiting seat 14 and a buffering salient point 15.
Detailed Description
In order that the objects, aspects and advantages of the utility model will become more apparent, the utility model will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the scheme according to the present invention are shown in the drawings, and other details not so relevant to the present invention are omitted.
Referring to fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the permanent magnet motor comprises a fixed shaft core 1, a fixed base 2, a fixed screw hole 3, a wire holder 4, a primary coil stator 5, a magnetic isolation partition plate 6, an auxiliary coil stator 7, an outer rotor holder 8, a bearing 9, a first permanent magnet 10 and a second permanent magnet 11; a fixed base 2 is fixed on the left side of the fixed shaft core 1, a circle of fixed screw holes 3 are formed in the outer side of the fixed base 2, a transversely distributed primary coil stator 5 is arranged in the middle of the fixed shaft core 1, a magnetism isolating baffle plate 6 is arranged on the right side of the primary coil stator 5, and a longitudinally distributed auxiliary coil stator 7 is arranged on the right side of the magnetism isolating baffle plate 6 and fixed shaft core 1; the right end of the fixed shaft core 1 is movably connected to the outer rotor seat 8, the left side edge of the outer rotor seat 8 is movably clamped inside the fixed base 2, a first permanent magnet 10 is arranged in the middle of the outer rotor seat 8, and a second permanent magnet 11 is arranged on the inner side of the right end face of the outer rotor seat 8; the first permanent magnet 10 and the second permanent magnet 11 respectively correspond to the first-stage coil stator 5 and the auxiliary coil stator 7.
Wherein, the outer edge of the magnetic isolation clapboard 6 is kept connected with the inner wall of the outer rotor seat 8 through a bearing 9. The permanent magnet I10 and the outer rotor seat 8 are connected through a limiting seat 14; the limiting seat 14 is matched with a clamping groove 12 in the inner wall of the outer rotor seat 8 through a clamping cylinder 13 in the middle of the back surface, and buffering convex points 15 are arranged on the inner sides of the ear edges at two sides of the limiting seat 14. The movable limiting card machine is adopted for fixing, so that the maintenance and the replacement are convenient; meanwhile, the density of the permanent magnet I10 can be freely adjusted according to requirements so as to meet the requirements of motor driving;
in addition, the primary coil stator 5 and the auxiliary coil stator 7 are both connected with the wiring seat 4 at the left end of the fixed shaft core 1; the primary coil stator 5 and the auxiliary coil stator 7 are independently powered; the second permanent magnet 11 is fixed on the inner end face of the outer rotor seat 8 in an annular structure. The primary coil stator 5 and the auxiliary coil stator 7 are located on two different planes, power supply is also independent, and the primary coil stator and the auxiliary coil stator can be driven independently or in a combined manner to meet requirements of the elevator under different conditions.
The working principle of the specific embodiment is as follows: the elevator is generally in no-load or full-load conditions in the using process; these two lifting states are also different for the drive motor; in the no-load state, the hoister is not loaded and only needs to maintain rotation, and the hoister is ensured to be in a low-power-consumption preparation state; at the moment, the outer rotor drive can be carried out through the auxiliary coil stator 7 and the permanent magnet II 11, and the primary coil stator 5 is kept in a power-off state; when the motor is in a full-load state, the primary coil stator 5 is involved in increasing the torque to improve the lifting rotary power so as to ensure the lifting effect.
This embodiment has adopted two sets of different plane distribution's coil and permanent magnet structure, realizes the drive operation to the motor, improves the stability of driving motor power, increases driving torque, provides the power guarantee for the mine lifting machine.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a mine is closed outer rotor permanent-magnet machine device for lifting machine which characterized in that: the permanent magnet motor comprises a fixed shaft core (1), a fixed base (2), a fixed screw hole (3), a wire holder (4), a primary coil stator (5), a magnetic isolation baffle (6), an auxiliary coil stator (7), an outer rotor holder (8), a bearing (9), a first permanent magnet (10) and a second permanent magnet (11); a fixed base (2) is fixed on the left side of the fixed shaft core (1), a circle of fixed screw holes (3) are formed in the outer side of the fixed base (2), a transversely distributed primary coil stator (5) is arranged in the middle of the fixed shaft core (1), a magnetism isolating baffle plate (6) is arranged on the right side of the primary coil stator (5), and auxiliary coil stators (7) are longitudinally distributed on the right side of the magnetism isolating baffle plate (6) and the fixed shaft core (1); the right end of the fixed shaft core (1) is movably connected to the outer rotor seat (8), the left side edge of the outer rotor seat (8) is movably clamped inside the fixed base (2), a first permanent magnet (10) is arranged in the middle of the outer rotor seat (8), and a second permanent magnet (11) is arranged on the inner side of the right end face of the outer rotor seat (8); the permanent magnet I (10) and the permanent magnet II (11) respectively correspond to the primary coil stator (5) and the auxiliary coil stator (7).
2. The enclosed type outer rotor permanent magnet motor device for the mine hoist according to claim 1, characterized in that: the outer edge of the magnetic isolation clapboard (6) is kept connected with the inner wall of the outer rotor seat (8) through a bearing (9).
3. The enclosed type outer rotor permanent magnet motor device for the mine hoist according to claim 1, characterized in that: the permanent magnet I (10) is connected with the outer rotor seat (8) through a limiting seat (14).
4. The enclosed type outer rotor permanent magnet motor device for the mine hoist according to claim 3, characterized in that: the limiting seat (14) is matched with a clamping groove (12) in the inner wall of the outer rotor seat (8) through a clamping cylinder (13) in the middle of the back surface, and buffering convex points (15) are arranged on the inner sides of the ear edges on the two sides of the limiting seat (14).
5. The enclosed type outer rotor permanent magnet motor device for the mine hoist according to claim 1, characterized in that: and the primary coil stator (5) and the auxiliary coil stator (7) are connected with the wiring seat (4) at the left end of the fixed shaft core (1).
6. The enclosed type outer rotor permanent magnet motor device for the mine hoist according to claim 1, characterized in that: the primary coil stator (5) and the auxiliary coil stator (7) are independently powered.
7. The enclosed type outer rotor permanent magnet motor device for the mine hoist according to claim 1, characterized in that: and the second permanent magnet (11) is fixed on the inner end surface of the outer rotor seat (8) in an annular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122680605.8U CN216122156U (en) | 2021-11-04 | 2021-11-04 | Closed outer rotor permanent magnet motor device for mine hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122680605.8U CN216122156U (en) | 2021-11-04 | 2021-11-04 | Closed outer rotor permanent magnet motor device for mine hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216122156U true CN216122156U (en) | 2022-03-22 |
Family
ID=80712971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122680605.8U Active CN216122156U (en) | 2021-11-04 | 2021-11-04 | Closed outer rotor permanent magnet motor device for mine hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216122156U (en) |
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2021
- 2021-11-04 CN CN202122680605.8U patent/CN216122156U/en active Active
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