CN109687678B - Permanent magnet speed regulation system capable of realizing reverse acceleration - Google Patents
Permanent magnet speed regulation system capable of realizing reverse acceleration Download PDFInfo
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- CN109687678B CN109687678B CN201811597530.3A CN201811597530A CN109687678B CN 109687678 B CN109687678 B CN 109687678B CN 201811597530 A CN201811597530 A CN 201811597530A CN 109687678 B CN109687678 B CN 109687678B
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- permanent magnet
- rotor
- output shaft
- speed regulation
- electromagnet
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
- H02K49/04—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/102—Magnetic gearings, i.e. assembly of gears, linear or rotary, by which motion is magnetically transferred without physical contact
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses a permanent magnet speed regulation system capable of realizing reverse acceleration, which comprises: the motor comprises a motor, an output shaft, a conductor rotor, a permanent magnet rotor, a rotor output shaft and a speed regulating structure, wherein the output shaft is arranged at one end of the motor, the conductor rotor is arranged at one end, away from the motor, of the output shaft, the permanent magnet rotor is arranged on the inner side of the conductor rotor, a gap is formed between the conductor rotor and the permanent magnet rotor, the rotor output shaft is arranged in the center of the permanent magnet rotor, the speed regulating structure is arranged at one end, away from the permanent magnet rotor, of the rotor output shaft; also comprises a reverse mechanism; on one hand, the electromagnet which is alternatively changed is adopted to provide output force with changeable direction for the permanent magnet speed regulation system, so that the permanent magnet speed regulation system can rotate reversely, and the practicability is strong; on the other hand, the electromagnet is used for providing active speed reduction for the permanent magnet speed regulating system, the efficiency of stopping and reversing is realized, and the practicability is high.
Description
Technical Field
The invention belongs to the field of speed regulators, and particularly relates to a permanent magnet speed regulation system capable of realizing reverse acceleration.
Background
With the rapid development of the industry in China, various clutches and speed regulation structures are widely applied to the industries of engineering machinery, automobiles, ships and the like. With the technological innovation and the improvement of processing equipment, the coupler is continuously updated, the technical content is higher, the user experience is better, and the progress of the coupler is not stopped all the time. As a result, the demand for couplers is also increasing.
Although the existing speed regulating structure has a mature technology, the requirement on the speed regulating structure is higher and higher along with the development of modern science and technology, and according to the existing technology, the speed regulating system has many defects, for example, the existing speed regulating system only has the function of regulating the speed of an output shaft, can not realize reverse acceleration, and has few functions and poor practicability. Therefore, the speed regulation system is researched and innovated by the application in view of the above problems.
The existing speed regulating system mainly has the following problems:
1. most of the existing speed regulating systems are single in function, only have the function of regulating the rotating speed of an output shaft end, do not have other functions, are poor in practicability and cannot meet the increasingly advanced industrial requirements.
2. Most of the existing speed regulating systems do not have the capability of sudden stop and have poor practicability.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide a permanent magnet speed regulating system capable of realizing reverse acceleration, on one hand, the output force with changeable direction is provided for the permanent magnet speed regulating system by adopting the electromagnets which are alternately changed, so that the permanent magnet speed regulating system can rotate reversely, and the practicability is strong; on the other hand, the electromagnet is used for providing active speed reduction for the permanent magnet speed regulating system, the efficiency of stopping and reversing is realized, and the practicability is high.
The technical scheme is as follows: in order to achieve the above object, the present invention provides a permanent magnet speed regulation system capable of realizing reverse acceleration, including: the speed regulation structure comprises a motor, an output shaft, a conductor rotor, a permanent magnet rotor, a rotor output shaft and a speed regulation structure, wherein the output shaft is arranged at one end of the motor, the conductor rotor is arranged at one end, away from the motor, of the output shaft, the permanent magnet rotor is arranged on the inner side of the conductor rotor, a gap is formed between the conductor rotor and the permanent magnet rotor, the rotor output shaft is arranged at the center of the permanent magnet rotor, the speed regulation structure is arranged at one end, away from the permanent magnet rotor, of the rotor output.
According to the permanent magnet speed regulating system, the speed of equipment is controlled by controlling the contact part between the conductor rotor and the permanent magnet rotor, the speed control is accurate, and the practicability is high.
The conductor rotor is provided with a reversing mechanism, the reversing mechanism comprises an electromagnetic coil, a connecting wire, a reversing switch, a power supply and a time delay inductor, the electromagnetic coil is fixed on the outer side of the conductor rotor, the connecting wire is arranged at one end of the electromagnetic coil, the reversing switch is arranged on the connecting wire, the power supply is arranged on one side of the reversing switch and is connected with a workshop circuit, the electromagnetic coil, the reversing switch and the power supply are sequentially connected in series, the electromagnetic coils are arranged on the outer side of the conductor rotor in an annular array mode, the electromagnetic coils are connected in parallel, the time delay inductor is arranged on one side of each electromagnetic coil, the time delay inductor is connected with the electromagnetic coils in series, and the time delay inductors are connected in parallel.
The reversing mechanism is arranged, and the electromagnet which is alternately changed is adopted to provide output force with changeable direction for the permanent magnet speed regulating system, so that the permanent magnet speed regulating system can reversely rotate, and the practicability is strong.
The time delay inductor is essentially formed by connecting basic inductors of a plurality of basic units in series, the number of the basic inductors of the time delay inductor is increased in a linear mode, and the power supply is suitable for alternating current and direct current.
The arrangement of the time delay inductor can provide continuously rotating magnetic force for the conductor rotor, so that the permanent magnet rotor is accelerated by the reversing mechanism under the influence of the motor, and compared with the existing rotor with unchanged magnetism, the speed is higher, and the equipment efficiency is higher.
The delay time of the basic inductor of the delay inductor is preferably the time of one alternating period of alternating current divided by the number of electromagnetic coils, wherein the one alternating period of the alternating current is 0.02 second.
The arrangement of the time delay inductor can provide normal rotation rate by means of the reversing mechanism under the condition that the motor fails, and the time delay inductor has high fault tolerance rate and long service life.
An emergency stop mechanism is arranged on one side of a motor, the emergency stop mechanism comprises a battery box, a fixing support, a speed reduction electromagnet and a start-stop switch, the fixing support is arranged on the motor, the battery box is fixed on the fixing support, the battery box is connected with the speed reduction electromagnet, the speed reduction electromagnet is fixed on the fixing support, the speed reduction electromagnet is arranged on the outer side of a conductor rotor, the number of the speed reduction electromagnets is multiple, and a magnetic pole at one end of the speed reduction electromagnet is close to the conductor rotor; the battery box is characterized in that a start-stop switch is arranged on one side of the battery box and is connected with the battery box in series, and the start-stop switch is linked with the reversing switch.
According to the emergency stop mechanism, the electromagnet is used for providing active speed reduction for the permanent magnet speed regulating system, so that the efficiency of stop reversion is realized, and the practicability is high.
The battery pack described in the present invention provides direct current.
The emergency stop anti-torsion mechanism is arranged on the rotor output shaft and comprises a first permanent magnet, a second permanent magnet and a secondary shaft, the first permanent magnet is fixed at one end, far away from the speed regulation structure, of the rotor output shaft, the second permanent magnet is arranged on one side of the first permanent magnet, and the secondary shaft is fixed at one end, far away from the first permanent magnet, of the second permanent magnet.
The emergency stop anti-torque mechanism can effectively share the torque applied to the rotor output shaft during emergency stop, has little damage to the output shaft and prolongs the service life of equipment.
The second permanent magnet is concave and wraps the first permanent magnet.
The permanent magnet speed regulation system capable of realizing reverse acceleration comprises reverse rotation and specifically comprises the following steps: the method comprises the following steps: the motor drives the conductor rotor to rotate through the output shaft, and the conductor rotor drives the permanent magnet rotor to rotate through magnetism; step two: the reversing mechanism provides magnetism for the conductor rotor, and the reversing switch is used for converting the rotating direction of the conductor rotor to realize reverse rotation.
The permanent magnet speed regulating system capable of realizing reverse acceleration comprises an emergency stop and specifically comprises the following steps: the method comprises the following steps: the start-stop switch controls the emergency stop mechanism through linkage with the reversing switch, the deceleration electromagnet is electrified to obtain magnetism, the deceleration electromagnet is perpendicular to the magnetic pole direction of the permanent magnet rotor, and the permanent magnet rotor is decelerated under the influence of the magnetic force of the deceleration electromagnet.
The technical scheme shows that the invention has the following beneficial effects:
1. according to the permanent magnet speed regulating system capable of realizing reverse acceleration, the electromagnets which are alternately changed are adopted to provide output force with changeable direction for the permanent magnet speed regulating system, so that the permanent magnet speed regulating system can rotate reversely, and the practicability is high.
2. According to the permanent magnet speed regulating system capable of realizing reverse acceleration, the electromagnet is used for providing active deceleration for the permanent magnet speed regulating system, the efficiency of stopping and reversing is realized, and the practicability is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the reversing mechanism of the present invention;
FIG. 3 is a schematic structural view of the emergency stop mechanism of the present invention;
FIG. 4 is a schematic structural view of the scram anti-twist mechanism of the present invention;
in the figure: the motor-1, the output shaft-2, the conductor rotor-3, the permanent magnet rotor-4, the rotor output shaft-5, the speed regulation structure-6, the reversing mechanism-7, the electromagnetic coil-71, the connecting wire-72, the reversing switch-73, the power supply-74, the delay inductor-75, the emergency stop mechanism-8, the battery box-81, the fixed support-82, the deceleration electromagnet-83, the start-stop switch-84, the emergency stop anti-twist mechanism-9, the first permanent magnet-91, the second permanent magnet-92 and the secondary shaft-93.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
Example 1
A permanent magnet speed regulation system capable of realizing reverse acceleration as shown in fig. 1 comprises: the motor comprises a motor 1, an output shaft 2, a conductor rotor 3, a permanent magnet rotor 4, a rotor output shaft 5 and a speed regulation structure 6, wherein the output shaft 2 is arranged at one end of the motor 1, the conductor rotor 3 is arranged at one end, far away from the motor 1, of the output shaft 2, the permanent magnet rotor 4 is arranged on the inner side of the conductor rotor 3, a gap is formed between the conductor rotor 3 and the permanent magnet rotor 4, the rotor output shaft 5 is arranged at the center of the permanent magnet rotor 4, the speed regulation structure 6 is arranged at one end, far away from the permanent magnet rotor 4, of the rotor output shaft 5.
The conductor rotor 3 in the embodiment is provided with the reversing mechanism 7, the reversing mechanism 7 includes an electromagnetic coil 71, a connecting wire 72, a reversing switch 73, a power supply 74 and a delay inductor 75, the electromagnetic coil 71 is fixed outside the conductor rotor 3, one end of the electromagnetic coil 71 is provided with the connecting wire 72, the connecting wire 72 is provided with the reversing switch 73, one side of the reversing switch 73 is provided with the power supply 74, the power supply 74 is arranged on the connecting wire 72, the power supply 74 is connected with a workshop circuit, the electromagnetic coil 71, the reversing switch 73 and the power supply 74 are sequentially connected in series, the electromagnetic coils 71 are provided in multiple numbers, the electromagnetic coils 71 are arranged outside the conductor rotor 3 in an annular array, the electromagnetic coils 71 are connected in parallel, one side of the electromagnetic coils 71 is provided with the delay inductor 75, and the delay inductor 75, the delay inductors 75 are connected in parallel with each other.
The delay inductor 75 in this embodiment is essentially a series connection of basic inductors of a plurality of basic units, the delay time of the basic inductor 75 is the time of one alternating cycle of alternating current divided by the number of the electromagnetic coils 71, the number of the basic inductors of the delay inductor 75 increases linearly, and the power supply 74 is adapted to both alternating current and direct current.
In this embodiment, an emergency stop mechanism 8 is arranged on one side of a motor 1, the emergency stop mechanism 8 includes a battery box 81, a fixing bracket 82, a decelerating electromagnet 83 and a start-stop switch 84, the fixing bracket 82 is arranged on the motor 1, the battery box 81 is fixed on the fixing bracket 82, the battery box 81 is connected with the decelerating electromagnet 83, the decelerating electromagnet 83 is fixed on the fixing bracket 82, the decelerating electromagnet 83 is arranged on the outer side of a conductor rotor 3, the decelerating electromagnets 83 are provided in plurality, and a magnetic pole at one end of the decelerating electromagnet 83 is close to the conductor rotor 3; a start-stop switch 84 is arranged on one side of the battery box 81, the start-stop switch 84 is connected with the battery box 81 in series, and the start-stop switch 84 is linked with the reversing switch 73.
The battery pack 81 described in this embodiment supplies direct current.
In this embodiment, the rotor output shaft 5 is provided with an emergency stop anti-twisting mechanism 9, the emergency stop anti-twisting mechanism 9 includes a first permanent magnet 91, a second permanent magnet 92 and a secondary shaft 93, the first permanent magnet 91 is fixed to one end of the rotor output shaft 5 far away from the speed regulation structure 6, the second permanent magnet 92 is arranged on one side of the first permanent magnet 91, and the secondary shaft 93 is fixed to one end of the second permanent magnet 92 far away from the first permanent magnet 91.
The second permanent magnet 92 is shaped like a Chinese character 'ao' in this embodiment, and the second permanent magnet 92 covers the first permanent magnet 91.
The permanent magnet speed regulation system capable of realizing reverse acceleration in the embodiment comprises reverse rotation, and specifically comprises the following steps:
the method comprises the following steps: the motor 1 drives the conductor rotor 3 to rotate through the output shaft 2, and the conductor rotor 3 drives the permanent magnet rotor 4 to rotate through magnetism;
step two: the reversing mechanism 7 provides magnetism for the conductor rotor 3, and the reversing switch 73 switches the rotating direction of the conductor rotor 3 to realize reverse rotation.
The permanent magnet speed regulation system capable of realizing reverse acceleration in the embodiment comprises an emergency stop, and specifically comprises the following steps:
the method comprises the following steps: the start-stop switch 84 controls the emergency stop mechanism 8 through linkage with the reversing switch 73, the decelerating electromagnet 83 is electrified to obtain magnetism, the decelerating electromagnet 83 is perpendicular to the magnetic pole direction of the permanent magnet rotor 4, and the permanent magnet rotor 4 is decelerated under the influence of the magnetic force of the decelerating electromagnet 83.
Example 2
A permanent magnet speed regulation system capable of realizing reverse acceleration as shown in fig. 2 comprises: the motor comprises a motor 1, an output shaft 2, a conductor rotor 3, a permanent magnet rotor 4, a rotor output shaft 5 and a speed regulation structure 6, wherein the output shaft 2 is arranged at one end of the motor 1, the conductor rotor 3 is arranged at one end, far away from the motor 1, of the output shaft 2, the permanent magnet rotor 4 is arranged on the inner side of the conductor rotor 3, a gap is formed between the conductor rotor 3 and the permanent magnet rotor 4, the rotor output shaft 5 is arranged at the center of the permanent magnet rotor 4, the speed regulation structure 6 is arranged at one end, far away from the permanent magnet rotor 4, of the rotor output shaft 5.
The conductor rotor 3 in the embodiment is provided with the reversing mechanism 7, the reversing mechanism 7 includes an electromagnetic coil 71, a connecting wire 72, a reversing switch 73, a power supply 74 and a delay inductor 75, the electromagnetic coil 71 is fixed outside the conductor rotor 3, one end of the electromagnetic coil 71 is provided with the connecting wire 72, the connecting wire 72 is provided with the reversing switch 73, one side of the reversing switch 73 is provided with the power supply 74, the power supply 74 is arranged on the connecting wire 72, the power supply 74 is connected with a workshop circuit, the electromagnetic coil 71, the reversing switch 73 and the power supply 74 are sequentially connected in series, the electromagnetic coils 71 are provided in multiple numbers, the electromagnetic coils 71 are arranged outside the conductor rotor 3 in an annular array, the electromagnetic coils 71 are connected in parallel, one side of the electromagnetic coils 71 is provided with the delay inductor 75, and the delay inductor 75, the delay inductors 75 are connected in parallel with each other.
The delay inductor 75 in this embodiment is essentially a series connection of basic inductors of a plurality of basic units, the delay time of the basic inductor 75 is the time of one alternating cycle of alternating current divided by the number of the electromagnetic coils 71, the number of the basic inductors of the delay inductor 75 increases linearly, and the power supply 74 is adapted to both alternating current and direct current.
Example 3
A permanent magnet speed regulation system capable of realizing reverse acceleration as shown in fig. 3 comprises: the motor comprises a motor 1, an output shaft 2, a conductor rotor 3, a permanent magnet rotor 4, a rotor output shaft 5 and a speed regulation structure 6, wherein the output shaft 2 is arranged at one end of the motor 1, the conductor rotor 3 is arranged at one end, far away from the motor 1, of the output shaft 2, the permanent magnet rotor 4 is arranged on the inner side of the conductor rotor 3, a gap is formed between the conductor rotor 3 and the permanent magnet rotor 4, the rotor output shaft 5 is arranged at the center of the permanent magnet rotor 4, the speed regulation structure 6 is arranged at one end, far away from the permanent magnet rotor 4, of the rotor output shaft 5.
In this embodiment, an emergency stop mechanism 8 is arranged on one side of a motor 1, the emergency stop mechanism 8 includes a battery box 81, a fixing bracket 82, a decelerating electromagnet 83 and a start-stop switch 84, the fixing bracket 82 is arranged on the motor 1, the battery box 81 is fixed on the fixing bracket 82, the battery box 81 is connected with the decelerating electromagnet 83, the decelerating electromagnet 83 is fixed on the fixing bracket 82, the decelerating electromagnet 83 is arranged on the outer side of a conductor rotor 3, the decelerating electromagnets 83 are provided in plurality, and a magnetic pole at one end of the decelerating electromagnet 83 is close to the conductor rotor 3; a start-stop switch 84 is arranged on one side of the battery box 81, the start-stop switch 84 is connected with the battery box 81 in series, and the start-stop switch 84 is linked with the reversing switch 73.
The battery pack 81 described in this embodiment supplies direct current.
Example 4
As shown in fig. 4, a permanent magnet speed regulation system capable of realizing reverse acceleration includes: the motor comprises a motor 1, an output shaft 2, a conductor rotor 3, a permanent magnet rotor 4, a rotor output shaft 5 and a speed regulation structure 6, wherein the output shaft 2 is arranged at one end of the motor 1, the conductor rotor 3 is arranged at one end, far away from the motor 1, of the output shaft 2, the permanent magnet rotor 4 is arranged on the inner side of the conductor rotor 3, a gap is formed between the conductor rotor 3 and the permanent magnet rotor 4, the rotor output shaft 5 is arranged at the center of the permanent magnet rotor 4, the speed regulation structure 6 is arranged at one end, far away from the permanent magnet rotor 4, of the rotor output shaft 5.
In this embodiment, the rotor output shaft 5 is provided with an emergency stop anti-twisting mechanism 9, the emergency stop anti-twisting mechanism 9 includes a first permanent magnet 91, a second permanent magnet 92 and a secondary shaft 93, the first permanent magnet 91 is fixed to one end of the rotor output shaft 5 far away from the speed regulation structure 6, the second permanent magnet 92 is arranged on one side of the first permanent magnet 91, and the secondary shaft 93 is fixed to one end of the second permanent magnet 92 far away from the first permanent magnet 91.
The second permanent magnet 92 is shaped like a Chinese character 'ao' in this embodiment, and the second permanent magnet 92 covers the first permanent magnet 91.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (8)
1. A can realize the permanent magnetism speed governing system of reverse acceleration, its characterized in that: the method comprises the following steps: the motor comprises a motor (1), an output shaft (2), a conductor rotor (3), a permanent magnet rotor (4), a rotor output shaft (5) and a speed regulating structure (6), wherein the output shaft (2) is arranged at one end of the motor (1), the conductor rotor (3) is arranged at one end, away from the motor (1), of the output shaft (2), the permanent magnet rotor (4) is arranged on the inner side of the conductor rotor (3), a gap is formed between the conductor rotor (3) and the permanent magnet rotor (4), the rotor output shaft (5) is arranged at the center of the permanent magnet rotor (4), the speed regulating structure (6) is arranged at one end, away from the permanent magnet rotor (4), of the rotor output shaft (5), and the speed regulating structure (6) is;
the reversing mechanism (7) is arranged on the conductor rotor (3), the reversing mechanism (7) comprises an electromagnetic coil (71), a connecting wire (72), a reversing switch (73), a power supply (74) and a time delay inductor (75), the electromagnetic coil (71) is fixed on the outer side of the conductor rotor (3), the connecting wire (72) is arranged at one end of the electromagnetic coil (71), the reversing switch (73) is arranged on the connecting wire (72), the power supply (74) is arranged on one side of the reversing switch (73), the power supply (74) is arranged on the connecting wire (72), the power supply (74) is connected with a workshop circuit, the electromagnetic coil (71), the reversing switch (73) and the power supply (74) are sequentially connected in series, a plurality of the electromagnetic coils (71) are arranged on the outer side of the conductor rotor (3) in an annular array manner, the electromagnetic coils (71) are connected in parallel, a delay inductor (75) is arranged on one side of each electromagnetic coil (71), the delay inductor (75) is connected with the electromagnetic coils (71) in series, and the delay inductors (75) are connected in parallel.
2. The permanent magnet speed regulation system capable of realizing reverse acceleration according to claim 1, characterized in that: the time delay inductor (75) is essentially a series connection of basic inductors of a plurality of basic units, the time delay time of the basic inductor (75) is the time of one alternating period of alternating current divided by the number of the electromagnetic coils (71), the number of the basic inductors of the time delay inductor (75) is increased in a linear mode, and the power supply (74) is suitable for alternating current and direct current.
3. The permanent magnet speed regulation system capable of realizing reverse acceleration according to claim 1, characterized in that: an emergency stop mechanism (8) is arranged on one side of the motor (1), the emergency stop mechanism (8) comprises a battery box (81), a fixing support (82), a decelerating electromagnet (83) and a start-stop switch (84), the fixing support (82) is arranged on the motor (1), the battery box (81) is fixed on the fixing support (82), the battery box (81) is connected with the decelerating electromagnet (83), the decelerating electromagnet (83) is fixed on the fixing support (82), the decelerating electromagnet (83) is arranged on the outer side of the conductor rotor (3), a plurality of decelerating electromagnets (83) are arranged, and magnetic poles at one end of the decelerating electromagnet (83) are close to the conductor rotor (3); the battery pack is characterized in that a start-stop switch (84) is arranged on one side of the battery pack (81), the start-stop switch (84) is connected with the battery pack (81) in series, and the start-stop switch (84) is linked with the reversing switch (73).
4. The permanent magnet speed regulation system capable of realizing reverse acceleration according to claim 3, wherein: the battery box (81) provides direct current.
5. The permanent magnet speed regulation system capable of realizing reverse acceleration according to claim 1, characterized in that: the anti-twisting rotor is characterized in that an emergency stop anti-twisting mechanism (9) is arranged on the rotor output shaft (5), the emergency stop anti-twisting mechanism (9) comprises a first permanent magnet (91), a second permanent magnet (92) and a secondary shaft (93), the first permanent magnet (91) is fixed at one end, away from the speed regulation structure (6), of the rotor output shaft (5), the second permanent magnet (92) is arranged on one side of the first permanent magnet (91), and the secondary shaft (93) is fixed at one end, away from the first permanent magnet (91), of the second permanent magnet (92).
6. The permanent magnet speed regulation system capable of realizing reverse acceleration according to claim 5, wherein: the second permanent magnet (92) is concave, and the second permanent magnet (92) covers the first permanent magnet (91).
7. The permanent magnet speed regulation system capable of realizing reverse acceleration according to claim 1, comprising a reverse rotation, and is characterized in that: the method specifically comprises the following steps:
the method comprises the following steps: the motor (1) drives the conductor rotor (3) to rotate through the output shaft (2), and the conductor rotor (3) drives the permanent magnet rotor (4) to rotate through magnetism;
step two: the reversing mechanism (7) provides magnetism for the conductor rotor (3), and the reversing switch (73) is used for switching the rotating direction of the conductor rotor (3) to realize reverse rotation.
8. The permanent magnet speed regulation system capable of realizing reverse acceleration according to claim 3, comprising an emergency stop, and is characterized in that: the method specifically comprises the following steps:
the method comprises the following steps: open stop switch (84) through with reversing switch (73) coordinated control scram mechanism (8), deceleration electromagnet (83) circular telegram obtains magnetism, deceleration electromagnet (83) are perpendicular with permanent magnet rotor (4) magnetic pole direction, permanent magnet rotor (4) are influenced by deceleration electromagnet (83) magnetic force and are decelerated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811597530.3A CN109687678B (en) | 2018-12-26 | 2018-12-26 | Permanent magnet speed regulation system capable of realizing reverse acceleration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811597530.3A CN109687678B (en) | 2018-12-26 | 2018-12-26 | Permanent magnet speed regulation system capable of realizing reverse acceleration |
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| CN109687678A CN109687678A (en) | 2019-04-26 |
| CN109687678B true CN109687678B (en) | 2020-12-01 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223130A (en) * | 2010-04-16 | 2011-10-19 | 东北大学 | Electromagnetic speed-regulation driving system |
| CN104065236A (en) * | 2013-03-22 | 2014-09-24 | 林英楠 | Permanent magnetic speed regulation, brake or load apparatus capable of stepless adjustment of magnetic field intensity |
| CN104600956A (en) * | 2015-02-15 | 2015-05-06 | 西安巨舟电子设备有限公司 | Permanent magnetic speed regulating device without iron loss |
| WO2015197067A1 (en) * | 2014-06-24 | 2015-12-30 | Grundfos Holding A/S | A magnetic gear |
| CN107276304A (en) * | 2017-08-02 | 2017-10-20 | 辽宁清河发电有限责任公司 | Water circulating pump shaft coupling |
| EP3408928A2 (en) * | 2016-01-27 | 2018-12-05 | Zytec Technologies B.V. | Magnetic coupling assembly |
-
2018
- 2018-12-26 CN CN201811597530.3A patent/CN109687678B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223130A (en) * | 2010-04-16 | 2011-10-19 | 东北大学 | Electromagnetic speed-regulation driving system |
| CN104065236A (en) * | 2013-03-22 | 2014-09-24 | 林英楠 | Permanent magnetic speed regulation, brake or load apparatus capable of stepless adjustment of magnetic field intensity |
| WO2015197067A1 (en) * | 2014-06-24 | 2015-12-30 | Grundfos Holding A/S | A magnetic gear |
| CN104600956A (en) * | 2015-02-15 | 2015-05-06 | 西安巨舟电子设备有限公司 | Permanent magnetic speed regulating device without iron loss |
| EP3408928A2 (en) * | 2016-01-27 | 2018-12-05 | Zytec Technologies B.V. | Magnetic coupling assembly |
| CN107276304A (en) * | 2017-08-02 | 2017-10-20 | 辽宁清河发电有限责任公司 | Water circulating pump shaft coupling |
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| CN109687678A (en) | 2019-04-26 |
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