Automatic torque conversion method of permanent magnet brushless motor
阅读说明:本技术 永磁无刷电机的自动变矩方法 (Automatic torque conversion method of permanent magnet brushless motor ) 是由 张继美 杨洪开 于 2019-10-23 设计创作,主要内容包括:本发明公布了永磁无刷电机的自动变矩方法,其步骤在于:电机主体通电后,磁铁/磁铁安装件/磁铁驱动件/转子转轴在安培力作用下转动;转子转轴转动并使离心触发机构被触发,离心触发机构会拉动牵引套/同步套做远离转子转轴动力输出端的运动,从而使线圈/磁铁与转子转轴之间的距离减小,同时因转子转轴的转矩与转速呈反比,故而在相同功率条件下,本电机主体的转速大于普通电机主体的转速;在本电机主体断电时,转子转轴转速递减且离心触发机构会使牵引套/同步套做靠近转子转轴动力输出端的运动,从而使线圈/磁铁与转子转轴之间的距离增大,最终使本电机主体转速降至为零的所需时间更短。(The invention discloses an automatic torque conversion method of a permanent magnet brushless motor, which comprises the following steps: after the motor main body is electrified, the magnet/the magnet installation part/the magnet driving part/the rotor rotating shaft rotates under the action of ampere force; the rotor rotating shaft rotates and the centrifugal trigger mechanism is triggered, the centrifugal trigger mechanism can pull the traction sleeve/the synchronous sleeve to move away from the power output end of the rotor rotating shaft, so that the distance between the coil/the magnet and the rotor rotating shaft is reduced, and meanwhile, the rotating speed of the motor main body is greater than that of a common motor main body under the condition of the same power because the torque of the rotor rotating shaft is in inverse proportion to the rotating speed; when the motor main body is powered off, the rotating speed of the rotor rotating shaft is reduced progressively and the centrifugal trigger mechanism can make the traction sleeve/synchronous sleeve move close to the power output end of the rotor rotating shaft, so that the distance between the coil/magnet and the rotor rotating shaft is increased, and finally the required time for reducing the rotating speed of the motor main body to zero is shorter.)
1. The automatic torque conversion method of the permanent magnet brushless motor comprises the following steps:
firstly, starting;
s1: the motor main body is connected with a power supply, and a coil arranged on the automatic torque conversion mechanism is matched with a magnet to enable a rotor rotating shaft to start rotating;
the automatic torque conversion mechanism comprises a driving member and an installation member, wherein the driving member comprises a coil driving member and a magnet driving member, the magnet driving member comprises a fixed sleeve and a traction sleeve, the fixed sleeve is coaxially fixed outside the rotor rotating shaft, the traction sleeve is positioned on one side of the fixed sleeve, which is far away from the power output end of the rotor rotating shaft, the traction sleeve is coaxially and movably sleeved outside the rotor rotating shaft and can move along the axial direction of the rotor rotating shaft, a first hinge bulge is arranged on the outer circumferential surface of the fixed sleeve, and a second hinge bulge is arranged on the outer circumferential surface of the traction sleeve;
the coil driving piece is positioned on one side, facing the power output end of the rotor rotating shaft, of the magnet driving piece, the coil driving piece comprises a fastening sleeve and a synchronous sleeve, the fastening sleeve is coaxially and movably sleeved outside the rotor rotating shaft, a fastening piece is arranged between the fastening sleeve and the shell of the motor main body and fixedly connected with the fastening piece through the fastening piece, the synchronous sleeve is positioned on one side, facing away from the power output end of the rotor rotating shaft, of the fastening sleeve, the synchronous sleeve is movably sleeved outside the rotor rotating shaft and can axially displace along the rotor rotating shaft, a third hinging bulge is arranged on the outer circumferential surface of the fastening sleeve, and a fourth hinging bulge is arranged on the outer circumferential surface of;
a connecting piece is arranged between the coil driving piece and the magnet driving piece, and the coil driving piece and the magnet driving piece are connected in a rotating fit manner through the connecting piece;
the mounting component comprises a coil mounting piece and a magnet mounting piece, the coil mounting piece comprises a mounting frame, mounting rods and pull rods, the mounting frame is positioned between a rotor rotating shaft and a shell of the motor main body, one end of each mounting rod is hinged with a hinge bulge III arranged on the outer circular surface of the fastening sleeve, the other end of each mounting rod is hinged with the mounting frame, the mounting rods are provided with two groups along the axial direction of the rotor rotating shaft and respectively are a first mounting rod close to the synchronous sleeve and a second mounting rod close to the power output end of the rotor rotating shaft, one end of each pull rod is hinged with a hinge bulge IV arranged on the outer circular surface of the synchronous sleeve, the other end of each pull rod is hinged with the first mounting rod, the pull rods and the first/second mounting rods are positioned in the same plane, a first chute is arranged at the hinged part between each pull rod and the first mounting rod, coils in the motor, the coil mounting pieces are correspondingly arrayed with a plurality of groups, and the three hinge bulges/the four hinge bulges are correspondingly arrayed with a plurality of groups;
the magnet mounting piece comprises a mounting plate, a connecting rod and a traction rod, the mounting plate is positioned between a rotor rotating shaft and the mounting frame, one end of the connecting rod is hinged with a first hinged bulge arranged on the outer circular surface of the fixed sleeve, the other end of the connecting rod is hinged with the mounting plate, two groups of first connecting rods which are close to the traction sleeve and a second connecting rod which is close to the power output end of the rotor rotating shaft are arranged on the connecting rod along the axial direction of the rotor rotating shaft, one end of the traction rod is hinged with a second hinged bulge arranged on the outer circular surface of the traction sleeve, the other end of the traction rod is hinged with the first connecting rod, the traction rod and the first/second connecting rods are both positioned in the same plane, a second sliding groove is arranged at the hinged position between the traction rod and the first connecting rod, a magnet in, the first hinge bulges/the second hinge bulges are correspondingly arrayed with a plurality of groups;
after the motor main body is powered on, the coil is fixed, and the magnet/magnet mounting piece/magnet driving piece/rotor rotating shaft rotates under the action of ampere force;
s2: the rotor rotating shaft rotates, the centrifugal trigger mechanism is triggered, the centrifugal trigger mechanism can pull the traction sleeve to move away from the power output end of the rotor rotating shaft, the traction sleeve moves and pulls the synchronous sleeve to move synchronously, so that two groups of connecting rods/two groups of mounting rods rotate away from the power output end of the rotor rotating shaft through the traction rods/the pull rods, namely, the distance between a coil/magnet and the rotor rotating shaft is reduced, and meanwhile, the rotating speed of the rotor rotating shaft of the motor main body is greater than that of a common motor main body under the condition of the same power because the torque of the rotor rotating shaft is in inverse proportion to the rotating speed;
(II) a closing stage;
s3: when the motor main body stops operating, the rotating speed of the rotor rotating shaft is reduced progressively, the centrifugal trigger mechanism enables the traction sleeve to move close to the power output end of the rotor rotating shaft, the traction sleeve moves and pulls the synchronous sleeve to move synchronously, so that the distance between the coil/magnet and the rotor rotating shaft is increased, and finally the required time for reducing the rotating speed of the motor main body to zero is shorter.
2. The automatic torque converting method of a permanent magnet brushless motor according to claim 1, wherein the outer circumferential surface of the fixed sleeve is provided with an avoiding groove penetrating the axial thickness thereof, the end surface of the synchronizing sleeve facing away from the fastening sleeve is coaxially provided with a ring sleeve, and the outer circumferential surface of the ring sleeve is coaxially provided with a rotating groove in a ring groove structure.
3. The automatic torque converting method of a permanent magnet brushless motor according to claim 2, wherein the connecting member comprises a connecting rod and a connecting sleeve, the connecting sleeve is a circular ring structure formed by splicing a plurality of sets of connecting bodies in an arc structure, the connecting sleeve is disposed in the rotating slot and forms a rotational fit therebetween, one end of the connecting rod is fixedly connected with the traction sleeve, the other end of the connecting rod passes through an avoiding slot disposed on an outer circumferential surface of the fixing sleeve and is fixedly connected with the connecting body, and a plurality of sets of connecting rods/avoiding slots are correspondingly disposed, the fixing sleeve rotates and pulls the traction sleeve to rotate synchronously through the cooperation of the avoiding slot and the connecting rod.
4. The automatic torque conversion method for the permanent magnet brushless motor according to claim 1, wherein the centrifugal trigger mechanism is located on a side of the traction sleeve away from the power output end of the rotor rotating shaft, the centrifugal trigger mechanism comprises a centrifugal trigger, a pulling traction member and a trigger spring, the centrifugal trigger is configured to be triggered by rotation of the rotor rotating shaft, the pulling traction member is configured to pull the traction sleeve to move away from the power output end of the rotor rotating shaft, and the trigger spring is configured to drive the traction sleeve to move close to the power output end of the rotor rotating shaft.
5. The automatic torque converting method of a permanent magnet brushless motor according to claim 4, wherein the centrifugal triggering member comprises a fixed disk and a triggering member, the fixed disk is coaxially fixed outside the rotor shaft, the end surface of the fixed disk is provided with guide grooves, the guide directions of the guide grooves are aligned with the diameter direction of the fixed disk at the point, and the guide grooves are arranged in three groups in an array along the circumferential direction of the fixed disk.
6. The automatic torque conversion method of a permanent magnet brushless motor according to claim 5, wherein the triggering members are disposed in the guide slots and three sets of triggering members are disposed correspondingly, the triggering members include a triggering plate, a guide rod and a buffer spring, the guide direction of the guide rod is parallel to the guide direction of the guide slot, and the guide rod is fixedly mounted in the guide slot.
7. The automatic torque conversion method for the permanent magnet brushless motor according to claim 6, wherein the trigger plate is located in the guide slot, the trigger plate is movably installed outside the guide rod, and the trigger plate and the guide slot/guide rod are in sliding guide fit.
8. The automatic torque converting method of a permanent magnet brushless motor according to claim 7, wherein the buffer spring is sleeved outside a portion of the guide rod located on a side of the trigger plate away from the rotor shaft, one end of the buffer spring abuts against a wall of the guide groove away from the rotor shaft, the other end of the buffer spring abuts against the trigger plate, and an elastic force of the buffer spring drives the trigger plate to move closer to the rotor shaft.
9. The automatic torque conversion method of the permanent magnet brushless motor according to claim 3, wherein the pulling traction member is located between the fixed disk and the traction sleeve, the pulling traction member comprises a pulley, a pull rope and a traction ring, the traction ring is coaxially and movably sleeved outside the rotor rotating shaft, and the traction ring is fixedly connected with the traction sleeve.
10. The automatic torque conversion method of a permanent magnet brushless motor according to claim 9, wherein the pulley is movably mounted on the fixed disk and can rotate around its own axis, one end of the pull rope is fixedly connected with the trigger plate, the other end of the pull rope passes around the pulley and is fixedly connected with the pull ring, the trigger plate moves away from the rotor shaft and pulls the pull ring/pull sleeve to move away from the power output end of the rotor shaft through the pull rope, and three sets of pulleys and pull ropes are correspondingly arranged;
the outside of rotor pivot is located to the trigger spring cover, trigger spring's one end and pull the ring conflict, the other end and fixed disk conflict, trigger spring's elasticity orders about and pulls ring/pull the cover and do the motion that is close to rotor pivot power take off end.
Technical Field
The invention relates to the field of motors, in particular to a method for opening and closing a motor main body.
Background
The electric machine is an electromagnetic device for converting or transmitting electric energy according to the law of electromagnetic induction, or converting one form of electric energy into another form of electric energy, wherein a generator converts mechanical energy into electric energy, an electric motor converts electric energy into mechanical energy (commonly called as a motor), and the application range of the electric motor is wide, such as electric vehicles, factory equipment, laboratory equipment and the like, but the current electric motor has a constant rotating speed under the same power condition, and when the rotating speed of the electric motor is increased, the power of the electric motor needs to be increased, but the electric motor is burnt once the power exceeds the maximum power of the electric motor, for this reason, the inventor designs an electric machine main body which can change the torque of a rotor rotating shaft after being electrified, so that the rotating speed of the rotor rotating shaft is greater than that of a common electric machine main body under the same power condition, besides, after the power-off and operation stop of the motor, the time for reducing the rotating speed to zero can be shortened.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide a method for opening and closing a motor main body, wherein after the motor main body is electrified, the rotating speed of a rotating shaft of a rotor of the motor main body is greater than that of a common motor main body under the condition of the same power, and after the motor main body is powered off and stops running, the time required for reducing the rotating speed of the motor main body to zero is shortened.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The automatic torque conversion method of the permanent magnet brushless motor comprises the following steps:
firstly, starting;
s1: the motor main body is connected with a power supply, and a coil arranged on the automatic torque conversion mechanism is matched with a magnet to enable a rotor rotating shaft to start rotating;
the automatic torque conversion mechanism comprises a driving member and an installation member, wherein the driving member comprises a coil driving member and a magnet driving member, the magnet driving member comprises a fixed sleeve and a traction sleeve, the fixed sleeve is coaxially fixed outside the rotor rotating shaft, the traction sleeve is positioned on one side of the fixed sleeve, which is far away from the power output end of the rotor rotating shaft, the traction sleeve is coaxially and movably sleeved outside the rotor rotating shaft and can move along the axial direction of the rotor rotating shaft, a first hinge bulge is arranged on the outer circumferential surface of the fixed sleeve, and a second hinge bulge is arranged on the outer circumferential surface of the traction sleeve;
the coil driving piece is positioned on one side, facing the power output end of the rotor rotating shaft, of the magnet driving piece, the coil driving piece comprises a fastening sleeve and a synchronous sleeve, the fastening sleeve is coaxially and movably sleeved outside the rotor rotating shaft, a fastening piece is arranged between the fastening sleeve and the shell of the motor main body and fixedly connected with the fastening piece through the fastening piece, the synchronous sleeve is positioned on one side, facing away from the power output end of the rotor rotating shaft, of the fastening sleeve, the synchronous sleeve is movably sleeved outside the rotor rotating shaft and can axially displace along the rotor rotating shaft, a third hinging bulge is arranged on the outer circumferential surface of the fastening sleeve, and a fourth hinging bulge is arranged on the outer circumferential surface of;
a connecting piece is arranged between the coil driving piece and the magnet driving piece, and the coil driving piece and the magnet driving piece are connected in a rotating fit manner through the connecting piece;
the mounting component comprises a coil mounting piece and a magnet mounting piece, the coil mounting piece comprises a mounting frame, mounting rods and pull rods, the mounting frame is positioned between a rotor rotating shaft and a shell of the motor main body, one end of each mounting rod is hinged with a hinge bulge III arranged on the outer circular surface of the fastening sleeve, the other end of each mounting rod is hinged with the mounting frame, the mounting rods are provided with two groups along the axial direction of the rotor rotating shaft and respectively are a first mounting rod close to the synchronous sleeve and a second mounting rod close to the power output end of the rotor rotating shaft, one end of each pull rod is hinged with a hinge bulge IV arranged on the outer circular surface of the synchronous sleeve, the other end of each pull rod is hinged with the first mounting rod, the pull rods and the first/second mounting rods are positioned in the same plane, a first chute is arranged at the hinged part between each pull rod and the first mounting rod, coils in the motor, the coil mounting pieces are correspondingly arrayed with a plurality of groups, and the three hinge bulges/the four hinge bulges are correspondingly arrayed with a plurality of groups;
the magnet mounting piece comprises a mounting plate, a connecting rod and a traction rod, the mounting plate is positioned between a rotor rotating shaft and the mounting frame, one end of the connecting rod is hinged with a first hinged bulge arranged on the outer circular surface of the fixed sleeve, the other end of the connecting rod is hinged with the mounting plate, two groups of first connecting rods which are close to the traction sleeve and a second connecting rod which is close to the power output end of the rotor rotating shaft are arranged on the connecting rod along the axial direction of the rotor rotating shaft, one end of the traction rod is hinged with a second hinged bulge arranged on the outer circular surface of the traction sleeve, the other end of the traction rod is hinged with the first connecting rod, the traction rod and the first/second connecting rods are both positioned in the same plane, a second sliding groove is arranged at the hinged position between the traction rod and the first connecting rod, a magnet in, the first hinge bulges/the second hinge bulges are correspondingly arrayed with a plurality of groups;
after the motor main body is powered on, the coil is fixed, and the magnet/magnet mounting piece/magnet driving piece/rotor rotating shaft rotates under the action of ampere force;
s2: the rotor rotating shaft rotates, the centrifugal trigger mechanism is triggered, the centrifugal trigger mechanism can pull the traction sleeve to move away from the power output end of the rotor rotating shaft, the traction sleeve moves and pulls the synchronous sleeve to move synchronously, so that two groups of connecting rods/two groups of mounting rods rotate away from the power output end of the rotor rotating shaft through the traction rods/the pull rods, namely, the distance between a coil/magnet and the rotor rotating shaft is reduced, and meanwhile, the rotating speed of the rotor rotating shaft of the motor main body is greater than that of a common motor main body under the condition of the same power because the torque of the rotor rotating shaft is in inverse proportion to the rotating speed;
(II) a closing stage;
s3: when the motor main body stops operating, the rotating speed of the rotor rotating shaft is reduced progressively, the centrifugal trigger mechanism enables the traction sleeve to move close to the power output end of the rotor rotating shaft, the traction sleeve moves and pulls the synchronous sleeve to move synchronously, so that the distance between the coil/magnet and the rotor rotating shaft is increased, and finally the required time for reducing the rotating speed of the motor main body to zero is shorter.
As a further improvement of the present solution.
The outer circular surface of the fixed sleeve is provided with an avoidance groove penetrating through the axial thickness of the fixed sleeve, the end surface of the synchronous sleeve, which is far away from the fastening sleeve, is coaxially provided with a ring sleeve, and the outer circular surface of the ring sleeve is coaxially provided with a rotary groove in a ring groove structure;
the connecting piece include connecting rod, adapter sleeve, the adapter sleeve is the ring structure that the connector that is the arc body structure by a plurality of groups splices into, and the adapter sleeve sets up in the rotary trough and constitutes normal running fit between the two, the one end of connecting rod with pull cover fixed connection, the other end pass set up in fixed cover disc outside dodge the groove and with connector fixed connection, and the connecting rod/dodge the groove correspondence and be provided with a plurality of groups, fixed cover rotates and pulls the synchronous rotation of cover through the cooperation of dodging groove and connecting rod.
As a further improvement of the present solution.
The centrifugal trigger mechanism is positioned on one side of the traction sleeve, which is far away from the power output end of the rotor rotating shaft, and comprises a centrifugal trigger part, a pulling traction part and a trigger spring, wherein the centrifugal trigger part is used for being triggered by the rotation of the rotor rotating shaft, the pulling traction part is used for pulling the traction sleeve to move far away from the power output end of the rotor rotating shaft, and the trigger spring is used for driving the traction sleeve to move close to the power output end of the rotor rotating shaft;
the centrifugal trigger piece comprises a fixed disc and a trigger piece, the fixed disc is coaxially fixed outside the rotor rotating shaft, the end face of the fixed disc is provided with guide grooves, the guide direction of the guide grooves and the diameter direction of the fixed disc at the point are positioned on the same straight line, and three groups of guide grooves are arranged in an array manner along the circumferential direction of the fixed disc;
the trigger pieces are arranged in the guide grooves and are correspondingly provided with three groups, each trigger piece comprises a trigger plate, a guide rod and a buffer spring, the guide direction of each guide rod is parallel to the guide direction of each guide groove, and the guide rods are fixedly arranged in the guide grooves;
the trigger plate is positioned in the guide groove, the trigger plate is movably arranged outside the guide rod, and the trigger plate and the guide groove/the guide rod are in sliding guide fit;
buffer spring cover locate the guide bar and lie in the part outside that the trigger plate deviates from rotor shaft one side, buffer spring's one end and guide way are contradicted from the cell wall of rotor shaft, the other end is contradicted with the trigger plate, buffer spring's elasticity orders about the trigger plate and is done the motion that is close to the rotor shaft.
As a further improvement of the present solution.
The pulling traction part is positioned between the fixed disc and the traction sleeve, the pulling traction part comprises a pulley, a pull rope and a traction ring, the traction ring is coaxially and movably sleeved outside the rotor rotating shaft, and the traction ring is fixedly connected with the traction sleeve;
the pulley is movably arranged on the fixed disc and can rotate around the self axial direction, one end of the pull rope is fixedly connected with the trigger plate, the other end of the pull rope rounds the pulley and is fixedly connected with the traction ring, the trigger plate moves away from the rotor rotating shaft, the traction ring/traction sleeve is pulled by the pull rope to move away from the power output end of the rotor rotating shaft, and three groups of pulleys and pull ropes are correspondingly arranged;
the outside of rotor pivot is located to the trigger spring cover, trigger spring's one end and pull the ring conflict, the other end and fixed disk conflict, trigger spring's elasticity orders about and pulls ring/pull the cover and do the motion that is close to rotor pivot power take off end.
Compared with the prior art, the invention has the advantages that after the motor main body is electrified, the coil is fixed, the magnet/the magnet installation part/the magnet driving part/the rotor rotating shaft all rotate under the action of ampere force, wherein the rotation of the rotor rotating shaft can also cause the centrifugal trigger mechanism to be triggered and drive the automatic torque converting mechanism to operate, the automatic torque converting mechanism can reduce the distance between the coil magnet and the rotor rotating shaft, thereby reducing the torque of the rotor rotating shaft, as the torque and the rotating speed are in inverse proportion, under the condition of same power, the rotating speed of the rotor rotating shaft of the motor main body is greater than that of the common motor main body, besides, when the motor main body is powered off and stops running, the automatic torque conversion mechanism can increase the distance between the coil magnet and the rotor rotating shaft, thereby increasing the torque of the rotor rotating shaft and shortening the time required for reducing the rotating speed of the motor main body to zero.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic view of the internal structure of the present invention.
Fig. 4 is a schematic structural view of the centrifugal trigger mechanism of the present invention.
Fig. 5 is a schematic structural view of the centrifugal trigger mechanism of the present invention.
Fig. 6 is a schematic view of the internal structure of the centrifugal trigger mechanism of the present invention.
Fig. 7 is a schematic structural view of the automatic torque conversion mechanism of the present invention.
Fig. 8 is a schematic diagram of the matching of the rotating shaft and the driving member of the present invention.
Fig. 9 is a schematic diagram of the matching of the rotating shaft and the driving member of the present invention.
Fig. 10 is a schematic diagram of the mating of the internal components of the drive member of the present invention.
Fig. 11 is a schematic structural view of the mounting member of the present invention.
Fig. 12 is a schematic view of the magnet and the magnet mounting member of the present invention.
Fig. 13 is a schematic diagram of the coil and coil mount of the present invention in combination.
Detailed Description
The automatic torque conversion method of the permanent magnet brushless motor comprises the following steps:
firstly, starting;
s1: the
the automatic
the coil driving part is positioned on one side, facing the power output end of the
a connecting
the
the
after the
s2: the
(II) a closing stage;
s3: when the motor main body stops operating, the rotating speed of the
The invention has the advantages that the self-adjusting torque of the rotor rotating shaft is adopted, after the motor main body is electrified, the coil is fixed, the magnet/magnet installation part/magnet driving part/rotor rotating shaft rotates under the action of ampere force, wherein the rotation of the rotor rotating shaft can also cause the centrifugal trigger mechanism to be triggered and drive the automatic torque converting mechanism to operate, the automatic torque converting mechanism can reduce the distance between the coil magnet and the rotor rotating shaft, thereby reducing the torque of the rotor rotating shaft, as the torque and the rotating speed are in inverse proportion, under the condition of same power, the rotating speed of the rotor rotating shaft of the motor main body is greater than that of the common motor main body, besides, when the motor main body is powered off and stops running, the automatic torque conversion mechanism can increase the distance between the coil magnet and the rotor rotating shaft, thereby increasing the torque of the rotor rotating shaft and shortening the time required for reducing the rotating speed of the motor main body to zero.
The self-adaptive inertia automatic torque-converting permanent magnet brushless motor comprises a motor
After the motor
The
The driving
The outer circular surface of the fixed
The coil driving piece be located the magnet driving piece towards one side of
The outer circle surface of the
A connecting
Specifically, the outer disc of fixed
Connecting
The
The mounting
One end of the
The
Magnet installed
One end of the
The
After the motor main body 100 is powered on, the coil 120 is fixed, the magnet 130/the magnet mounting part 2220/the magnet driving part/the rotor rotating shaft 110 rotates under the action of ampere force, meanwhile, the rotor rotating shaft 110 rotates and enables the centrifugal trigger mechanism 300 to be triggered, the centrifugal trigger mechanism 300 can pull the traction sleeve 212 to move away from the power output end of the rotor rotating shaft 110, the traction sleeve 212 moves and pulls the synchronization sleeve 214 to move synchronously, so that two groups of connecting rods/two groups of mounting rods rotate away from the power output end of the rotor rotating shaft 110 through the traction rods 2224/the pull rods 2214, namely, the distance between the coil 120/the magnet 130 and the rotor rotating shaft 110 is reduced, and meanwhile, the rotating speed of the rotor rotating shaft 110 of the motor main body is greater than that of a common motor main body under the condition of the same power because the torque of the rotor; in addition, when the motor main body stops operating, the rotation speed of the rotor rotating shaft 110 decreases progressively and the centrifugal trigger mechanism 300 can make the traction sleeve 212 move close to the power output end of the rotor rotating shaft 110, the traction sleeve 212 moves and pulls the synchronization sleeve 214 to move synchronously, so that the distance between the coil 120/magnet 130 and the rotor rotating shaft 110 is increased, and finally the time required for reducing the rotation speed of the motor main body to zero is shorter.
The
The
The trigger is arranged in the guide groove and three groups of trigger are correspondingly arranged, the trigger comprises a
The
The
The
The pulling
The
The
When the
In actual operation, after the motor body 100 is powered on, the coil 120 is fixed, the magnet 130/the magnet mounting part 2220/the magnet driving part/the rotor rotating shaft 110 rotates under the action of ampere force, and simultaneously the rotor rotating shaft 110 rotates and pulls the fixed disk to rotate synchronously, wherein the triggering plate 311 moves away from the rotor rotating shaft 110 under the action of centrifugal force and the rotor rotating shaft 110 rotates faster, the larger the distance between the triggering plate 311 and the rotor rotating shaft 110 is, the triggering plate 311 moves away from the rotor rotating shaft 110 and pulls the traction ring 323/the traction sleeve 212 to move away from the power output end of the rotor rotating shaft 110 through the pulling rope 322, the traction sleeve 212 moves and pulls the synchronization sleeve 214 to move synchronously, so that the two groups of connecting rods/the two groups of mounting rods rotate away from the power output end of the rotor rotating shaft 110 through the pulling rod 2224/the pulling rod 2214, that is, the distance between the, the torque of the rotor rotating shaft 110 is inversely proportional to the rotating speed, so that the rotating speed of the rotor rotating shaft 110 of the motor main body is greater than that of the common motor main body under the same power condition;
when the motor main body stops running, the rotating speed of the
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