WO2018205218A1 - Actionneur électrique ayant des groupes magnétiques désalignés par rapport à un pôle magnétique - Google Patents

Actionneur électrique ayant des groupes magnétiques désalignés par rapport à un pôle magnétique Download PDF

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Publication number
WO2018205218A1
WO2018205218A1 PCT/CN2017/083932 CN2017083932W WO2018205218A1 WO 2018205218 A1 WO2018205218 A1 WO 2018205218A1 CN 2017083932 W CN2017083932 W CN 2017083932W WO 2018205218 A1 WO2018205218 A1 WO 2018205218A1
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WO
WIPO (PCT)
Prior art keywords
magnetic
group
vertical
induction coil
pole
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Application number
PCT/CN2017/083932
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English (en)
Chinese (zh)
Inventor
许永顺
许名俊
许文毓
Original Assignee
宇生自然能源科技股份有限公司
宇生自然能源科技股份（香港）有限公司
宇生自然能源科技股份（新加坡）有限公司
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Application filed by 宇生自然能源科技股份有限公司, 宇生自然能源科技股份（香港）有限公司, 宇生自然能源科技股份（新加坡）有限公司 filed Critical 宇生自然能源科技股份有限公司
Priority to PCT/CN2017/083932 priority Critical patent/WO2018205218A1/fr
Publication of WO2018205218A1 publication Critical patent/WO2018205218A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
    • H02K35/06—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving flux distributors, and both coil systems and magnets stationary

Definitions

  • the invention relates to the field of electromagnetic technology for energy conversion, in particular to a power generation device for eliminating magnetic resonance of magnetism, reducing kinetic energy loss, and capable of converging magnetic lines of force and increasing magnetic flux relative to magnetic poles, thereby improving
  • the cutting frequency and the number of cuts of the power generating device are used to effectively increase the amount of power generated, thereby increasing the energy conversion rate.
  • the general power generating device is composed of a coil group and a magnetic group.
  • the coil group is provided with a coil on a magnet
  • the magnetic group is provided with two magnetic members at two ends of the coil group axis, and the two magnetic members are different.
  • the pole poles are arranged opposite each other, and the magnetic group and the coil group can be respectively defined as a rotor and a stator, and the relative linear or rotational motion causes the coil of the coil group to generate a voltage due to the magnetic line cutting of the magnetic group, thereby achieving the purpose of power generation;
  • the power generating device When the power generating device is in operation, when the coil of the coil assembly is connected to the load, a current is generated, and the coil group is induced to magnetize into an electromagnet, so that the magnetic members at both ends of the coil group and the magnetic member of the magnetic group generate double magnetic attraction, and Its magnetic attraction is opposite to the direction of motion and is magnetically reluctant. Therefore, under the load, there will be kinetic energy loss caused by proliferative magnetoresistance. Therefore, the operation rate of the conventional power generation device is difficult to increase, which seriously affects the frequency of cutting and makes its energy conversion rate low. ;
  • the present inventors have intensively discussed the problems faced by the aforementioned conventional power generation devices, and actively pursued solutions through years of research and development experience in related industries, and finally succeeded in research and trials.
  • the present invention has been developed to overcome the loss and waste caused by the magnetic resistance of the existing proliferation.
  • the object of the present invention is to provide a power generating device with a magnetic group eccentricity with respect to a magnetic pole, which can reduce the kinetic energy loss by eliminating the magnetic resistance, thereby increasing the rotational speed and increasing the cutting frequency, thereby improving the energy conversion efficiency.
  • High magnetic flux can effectively cut a large number of magnetic wires and increase the number of cuts, thus improving energy conversion efficiency.
  • the present invention achieves the above objects mainly by the following technical means.
  • a power generating device with a magnetic group and a magnetic pole eccentricity comprising an induction coil group, a flat magnetic group, a vertical magnetic group and a load switch group, wherein the horizontal magnetic group and the vertical magnetic group are synchronously opposite Inductive coil assembly movement: and the induction coil assembly has at least one coil member, and each coil member has a magnetizer extending in a vertical movement direction and at least one coil disposed on the magnetizer, the coils are connected Pulling the load; the flat magnetic group is further composed of at least one first magnetic member having magnetization in the moving direction, and the corresponding moving direction of each of the front and rear ends of each of the first magnetic members is close to one end of the induction coil group a first magnetic pole, and a second magnetic pole is formed at one end of the corresponding moving direction away from the induction coil group; and the vertical magnetic group is composed of at least one second magnetic member magnetized with a vertical moving direction, and each of the second magnetic poles One end of the corresponding upper and lower ends of the corresponding induction
  • the first and second sensing elements can be respectively disposed on the axis of the coil component of the induction coil group corresponding to the flat magnetic group and the vertical To the two ends of the magnetic group, the first magnetic member of the pull-up switch disposed in the flat magnetic group is displaced into the first magnetic pole portion of the induction coil group, and the power-off switch is disposed on the second magnetic member of the vertical magnetic group
  • the central axis of the third magnetic pole side forms a state in which the front section is pulled.
  • the flat magnetic group of the power generating device is formed by two or more first magnetic members having magnetization in the moving direction, and the adjacent first magnetic members are opposite poles, and the vertical magnetic group is Two or more second magnetic members having a vertical direction of magnetization are connected in series, and the third magnetic poles of the adjacent second magnetic members are different magnetic poles.
  • a power generating device with a magnetic group and a magnetic pole eccentricity comprising an induction coil group, a flat magnetic group, a vertical magnetic group and a load switch group, wherein the horizontal magnetic group and the vertical magnetic group are synchronously opposite Inductive coil assembly movement: and the induction coil assembly has at least one coil member, and each coil member has a magnetizer extending in a vertical movement direction and at least one coil disposed on the magnetizer, the coils are connected Pulling the load; the flat magnetic group is further composed of at least one first magnetic member having magnetization in the moving direction, and the corresponding moving direction of each of the front and rear ends of each of the first magnetic members is close to one end of the induction coil group a first magnetic pole, and a second magnetic pole is formed at one end of the corresponding moving direction away from the induction coil group; and the vertical magnetic group is composed of at least one second magnetic member magnetized with a vertical moving direction, and each of the second magnetic poles One end of the corresponding upper and lower ends of the corresponding induction
  • the flat magnetic group of the power generating device is formed by two or more first magnetic members having magnetization in the moving direction, and the adjacent first magnetic members are opposite poles, and the vertical magnetic group is Two or more second magnetic members having a vertical direction of magnetization are connected in series, and the third magnetic poles of the adjacent second magnetic members are different magnetic poles.
  • the power generating device of the magnetic group with respect to the magnetic pole eccentricity of the present invention can be formed by connecting the first magnetic members magnetized in the moving direction in series by using the above-mentioned technical means, and the vertical magnetic group is opposed by
  • the second magnetic member is magnetized in a vertical direction, and the magnetic resistance is eliminated in a relative arrangement of the magnetic members to reduce the kinetic energy loss, so that the rotation speed can be increased, the cutting frequency is increased, and most of the magnetic lines of force are
  • the high magnetic flux flowing through the coil member and flowing through the magnetizer can effectively cut the magnetic wire, increase the number of cuts, and greatly increase the power generation, thereby effectively improving the efficiency of energy conversion, thereby greatly increasing the added value, and Improve its economic efficiency.
  • FIG. 1 is a schematic structural view of a first embodiment of a power generating device with a magnetic pole eccentricity according to the present invention, illustrating a state in which the pulling end is in front of the magnetic group.
  • FIG. 2 is a schematic structural view of a second embodiment of a power generating device with a magnetic pole eccentricity according to the present invention, for explaining the state of another pulling end in the front portion of the magnetic group.
  • FIG 3 is a schematic structural view of a third embodiment of a power generating device with a magnetic pole eccentricity according to the present invention, for explaining the state of the pulling end in the rear portion of the magnetic group.
  • FIG. 4 is a schematic structural view of a fourth embodiment of a power generating device with a magnetic pole eccentricity according to the present invention, for explaining the state of the other pulling end in the rear portion of the magnetic group.
  • FIG. 6, and FIG. 7 are schematic diagrams showing the operation of pulling power in the front stage according to the first embodiment of the present invention.
  • FIG. 8, FIG. 9, and FIG. 10 are schematic diagrams showing the operation of pulling power in the front stage according to the second embodiment of the present invention.
  • FIG. 12 and FIG. 13 are schematic diagrams showing the operation of pulling power in the rear stage according to the third embodiment of the present invention.
  • FIG. 14, FIG. 15, and FIG. 16 are schematic diagrams showing the operation of pulling power in the rear stage according to the fourth embodiment of the present invention.
  • Fig. 17 is a schematic view showing the magnetic line cutting of the power generating device with respect to the magnetic pole eccentricity of the magnetic group of the present invention.
  • FIG. 18 is a schematic structural view of a fifth embodiment of a power generating device with a magnetic pole eccentricity according to the present invention, for explaining a front-stage power-on state in which two or more parallel strings of a flat magnetic group and a vertical magnetic group are connected in series.
  • FIG. 19 is a schematic structural view of a sixth embodiment of a power generating device with a magnetic pole eccentricity according to the present invention, for explaining a rear-stage power-on state in which two or more parallel strings of a flat magnetic group and a vertical magnetic group are connected in series.
  • the present invention is a power generating device with a magnetic group eccentricity with respect to a magnetic pole, and in the specific embodiment of the present invention and its components exemplified by the drawings, all relate to front and rear, left and right, top and bottom, upper and lower, and The horizontal and vertical references are for convenience of description only and are not intended to limit the invention, nor to limit its components to any position or spatial orientation.
  • the drawings and the dimensions specified in the specification can be varied in accordance with the design and needs of the specific embodiments of the present invention without departing from the scope of the invention.
  • the power generating device of the present invention has an induction coil assembly 10 and is disposed on both sides of the induction coil assembly 10 .
  • the induction coil group 10 can be defined as a stator, and the induction coil group 10 is composed of one or more coil members 11 [more than one embodiment shown in FIGS. 18 and 19], and each coil member 11 has a magnetizer 12 extending in a vertical direction and at least one ring.
  • the coil 13 is formed by the coil 13 of the magnetizer 12, and the coil 13 is connected to a pull-up load for moving the coil assembly 11 when the flat magnetic group 20 as the rotor and the vertical magnetic group 30 move relative to the induction coil assembly 10.
  • the coil 13 can generate load power when a power generation phenomenon occurs due to magnetic line cutting;
  • the flat magnetic group 20 is formed by connecting at least one first magnetic member 21 magnetized in a moving direction.
  • each of the first magnetic members 21 One end of the horizontal front and rear magnetic poles corresponding to the moving direction close to the induction coil group 10 may be defined as the first magnetic pole 211 [ie, S pole or N pole], and the end corresponding to the moving direction away from the induction coil group 10 may be defined as the first Two magnetic poles 212 [ie, N pole or S pole];
  • the vertical magnetic group 30 is composed of at least one second magnetic member 31 magnetized in a vertical direction of movement [more than one embodiment shown in FIGS. 18 and 19], and each of the second magnetic members 31 is erected.
  • One end of the corresponding induction coil group 10 in the upper and lower ends may be defined as a third magnetic pole 311 [ie, N pole or S pole], and one end different from the induction coil group 10 may be defined as a fourth magnetic pole 312 [ie, S pole Or N poles, and the first and second magnetic members 21, 31 of the vertical magnetic group 20 and the vertical magnetic group 30 are equal in length and arranged opposite each other, and the first magnetic member 21 of the flat magnetic group 20
  • the magnetic pole 211 and the third magnetic pole 311 of the second magnetic member 31 of the vertical magnetic group 30 may be different magnetic poles [the first and second embodiments of the front section of FIG. 1 and FIG. 2] or the same magnetic pole [FIG. 3] Third and fourth embodiments of the rear section of FIG. 4;
  • the load switch group 40 is composed of a pull switch 41, a power off switch 42 and first and second sensing elements 45, 46, as shown in the first and second embodiments of FIG. 1 and FIG.
  • the first and second sensing elements 45, 46 can be disposed in the center of the coil member 11 of the induction coil assembly 10 corresponding to the center of the flat magnetic group 20 and the vertical magnetic group 30, and the pull switch 41 of the load switch group 40 is disposed at The first magnetic member 21 of the flat magnetic group 20 is displaced into the end of the first magnetic pole 211 of the induction coil assembly 10, and the power-off switch 42 is disposed in the third magnetic pole 311 of the second magnetic member 31 of the vertical magnetic assembly 30.
  • the central axis of the side is for moving the flat magnetic group 20 close to the coil member 11, and when the pull switch 41 on the first magnetic member 21 detects the opposing first sensing element 45 on the coil member 11, it can communicate
  • the pulling load is pulled with the coil 13 of the coil member 11 to form a state in which the front section is pulled, and when the flat magnetic group 20 enters the coil member 11, and the power-off switch 42 in the center of the second magnetic member 31 is turned off.
  • the second sensing element 46 opposite to the coil member 11 is detected, the connection of the pulling load to the coil 13 of the coil member 11 can be cut off.
  • the first and second sensing elements 45, 46 can be disposed on the axis of the coil member 11 of the induction coil assembly 10 corresponding to the vertical magnetic group 30 and flat.
  • the pull switch 41 of the load switch group 40 is disposed on the central axis of the third magnetic pole 311 side of the second magnetic member 31 of the vertical magnetic group 30, and the power-off switch 42 is provided.
  • the first magnetic member 21 of the flat magnetic group 20 is displaced away from the end of the second magnetic pole 212 of the induction coil assembly 10 for moving the vertical magnetic group 30 into the coil member 11 and pulling on the second magnetic member 31.
  • the electric switch 41 When detecting the first sensing element 45 opposite to the coil member 11, the electric switch 41 can connect the pulling load to the coil 13 of the coil member 11 to perform electric power, and when the flat magnetic group 20 leaves the coil member 11, and When the power-off switch 42 on the magnetic member 21 detects the second sensing element 46 opposite to the coil member 11, the connection between the pulling load and the coil 13 of the coil member 11 can be cut off to form a power-off, and a rear portion is formed. State of powering up;
  • the group constitutes a power generating device capable of increasing the cutting frequency and the number of cuts to increase the energy conversion rate of the magnetic group relative to the magnetic pole.
  • the previous stage power is taken as an example, and the actions thereof are as shown in FIG. 5 to FIG. 7 of the first embodiment and FIGS. 8 to 10 of the second embodiment, due to the flat magnetic group.
  • 20 is formed by connecting the first magnetic members 21 magnetized in the moving direction in series, and the vertical magnetic group 30 is composed of the second magnetic members 31 which are magnetized in opposite directions and in the direction of vertical movement, so that the magnetic stress of the two is reversed.
  • the running loss caused by the hyperplastic reluctance of the reaction energy can be reduced, so that the movement between the flat magnetic group 20 and the vertical magnetic group 30 relative to the induction coil group 10 can be improved.
  • the pull switch 41 of the switch group 40 corresponds to the induction coil assembly 10.
  • the coil 13 of the coil member 11 can be electrically connected to the pulling load to form a power-on state.
  • each coil member 11 corresponds to one end of the first magnetic member 21 to form a different magnetic pole from the first magnetic pole 211, although the magnetic resistance in the reverse movement direction is generated, but the coil member 11 corresponds to the vertical magnetic group 30 and the second magnetic member.
  • the third magnetic pole 311 of 31 also has a dissimilar magnetic pole for generating a magnetic assistance force in the forward motion direction, so that the moving flat magnetic group 20 and the vertical magnetic group 30 obtain the magnetic stress cancellation, and the kinetic energy loss caused by the reluctance is eliminated. , increasing the cutting frequency thereof, and further, as shown in FIG. 17, the magnetic lines of force emitted by the N-pole magnetic poles cut the coil 13 through the magnet 12 of the coil assembly 11 of the induction coil assembly 10, so that the number of cuts can be greatly increased, thereby generating electricity. The amount has been greatly improved, and the energy conversion rate has been effectively improved.
  • the power generating device of the present invention when used in actual use, the latter power is taken as an example, and the operation thereof is as shown in FIGS. 11 to 13 and FIGS. 14 to 16, since the flat magnetic group 20 is magnetized by the moving direction.
  • the magnetic members 21 are connected in series, and the vertical magnetic group 30 is composed of a second magnetic member 31 which is magnetized in a relatively vertical direction. Therefore, the magnetic stresses of the two are reversed, so that the magnetic forces cancel each other and eliminate the magnetic force.
  • the magnetic resistance can reduce the running loss caused by the hyperplastic reluctance of the reaction energy, so that the moving speed between the flat magnetic group 20 and the vertical magnetic group 30 relative to the induction coil group 10 can be improved, and the cutting frequency can be increased, and the magnetic component is further
  • the coil member 11 and the high magnetic flux passing through the magnet 12 can effectively cut the magnetic wire by the coil 13, thereby increasing the number of cuts and greatly increasing the power generation, thereby effectively improving the efficiency of energy conversion;
  • the pull switch 41 of the switch group 40 corresponds to the induction coil assembly 10.
  • the coil 13 of the coil member 11 can be electrically connected to the pulling load to form a power-on state.
  • the one end of the coil member 11 corresponding to the second magnetic member 31 is formed to be different from the magnetic pole of the third magnetic pole 311, and although the magnetic attraction resistance in the reverse movement direction is generated, since the coil member 11 corresponds to the first magnetic member of the flat magnetic group 20
  • the second magnetic pole 212 of 21 also has a dissimilar magnetic pole for generating a magnetic assistance force in the forward direction, so that the moving flat magnetic group 20 and the vertical magnetic group 30 obtain the magnetic stress cancellation, and the kinetic energy loss caused by the reluctance is eliminated. , increasing the cutting frequency thereof, and further, as shown in FIG.
  • the magnetic lines of force emitted by the N-pole magnetic poles cut the coil 13 through the magnet 12 of the coil assembly 11 of the induction coil assembly 10, so that the number of cuts can be greatly increased, thereby generating electricity.
  • the amount has been greatly improved, and the energy conversion rate has been effectively improved.
  • the inductive coil assembly 10 of the present invention may have two or more coil members 11, and the flat magnetic group 20 and the vertical magnetic group 30 may have two or more first magnets, respectively.
  • the member 21 is connected in series with the second magnetic member 31.
  • the flat magnetic group 20 is connected in series by two or more first magnetic members 21 having magnetization in the moving direction.
  • the adjacent first magnetic members 21 are in the same polarity [ie, the N pole of the first first magnetic member corresponds to the N pole of the adjacent first magnetic member, and the S pole of the previous first magnetic member corresponds to Adjacent to the S pole of the first first magnetic member, the vertical magnetic group 30 is formed by two or more second magnetic members 31 magnetized in a vertical direction, and adjacent The third magnetic pole 311 of the two magnetic members 31 is a different magnetic pole [that is, when the third magnetic pole of the current second magnetic component is N pole, then the third magnetic pole S pole of the second magnetic component, the current second magnetic component When the third magnetic pole is S pole, the third magnetic pole of the second magnetic pole is N pole, and as shown in FIG.
  • the axis of the coil member 11 respectively disposed on the induction coil group 10 corresponds to both ends of the flat magnetic group 20 and the vertical magnetic group 30, and the pull switch 41 of the load switch group 40 is disposed at the first magnetic member of the flat magnetic group 20. 21 is displaced into the end of the first magnetic pole 211 of the induction coil group 10, and the power-off switch 42 is disposed on the central axis of the third magnetic pole 311 side of the second magnetic member 31 of the vertical magnetic group 30, and the front section is electrically connected. .
  • the sensing elements 45, 46 may be disposed on the axis of the coil member 11 of the induction coil assembly 10 corresponding to the two ends of the vertical magnetic group 30 and the flat magnetic group 20, and the load switch group 40 is pulled.
  • the switch 41 is disposed on a central axis of the third magnetic pole 311 of the second magnetic member 31 of the vertical magnetic group 30, and the first magnetic member 21 of the power-off switch 42 disposed on the flat magnetic group 20 is displaced away from the induction coil assembly 10.
  • the end of the second magnetic pole 212 forms a rear section to pull electricity.
  • the power generating device of the present invention with respect to the magnetic pole ectopic is formed by the first magnetic members 21 magnetized in the moving direction by the flat magnetic group 20, and the vertical magnetic group 30 is opposed and The second magnetic member 31 is magnetized in a vertical direction, so that the magnetic stresses of the two are reversed, so that the magnetic forces cancel each other to eliminate the magnetic resistance, and the running loss caused by the hyperplastic reluctance of the reaction energy can be reduced.
  • the moving speed between the flat magnetic group 20 and the vertical magnetic group 30 relative to the induction coil group 10 can be increased, the cutting frequency can be increased, and a specific magnetic channel is formed due to the collision stop of the magnetic current portion path to form a power generating region (ie, a map) 1.
  • the present invention is an innovative creation, in addition to effectively solving the problems faced by the practitioners, and greatly improving the efficacy, and the same or similar product creation or public use is not seen in the same technical field. At the same time, it has an improvement in efficacy.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Linear Motors (AREA)

Abstract

La présente invention concerne un actionneur électrique ayant des groupes magnétiques désalignés par rapport à un pôle magnétique. L'actionneur électrique comprend un groupe de bobines d'induction (10), et un groupe magnétique horizontal (20) et un groupe magnétique vertical (30) qui peuvent se déplacer de manière synchrone l'un par rapport à l'autre sont respectivement disposés sur deux côtés du groupe de bobines d'induction ; le groupe magnétique horizontal (20) est constitué d'au moins un premier élément magnétique (21) magnétisé le long d'une direction de déplacement, et le groupe magnétique vertical (30) est constitué d'au moins un second élément magnétique (31) ayant une direction de magnétisation verticale par rapport à la direction de déplacement ; le premier élément magnétique (21) et le second élément magnétique (31) sont agencés à l'opposé l'un de l'autre ; un groupe de commutateurs (40) est disposé entre le groupe de bobines d'induction (10) et le groupe magnétique horizontal (20), et entre le groupe de bobines d'induction (10) et le groupe magnétique vertical (30) pour mettre sélectivement hors tension le groupe de bobines d'induction (10). Grâce à ce qui précède, la résistance magnétique peut être éliminée lorsque des éléments magnétiques sont agencés à l'opposé l'un de l'autre, de telle sorte que la perte d'énergie cinétique peut être réduite, la vitesse de rotation est augmentée, et la fréquence de découpage est améliorée ; la majeure partie du flux magnétique circule à travers l'élément de bobine, et le flux élevé circulant à travers un magnétiseur peut efficacement sectionner des fils magnétiques, ce qui permet d'améliorer la quantité de découpe, d'améliorer considérablement la quantité d'électricité et donc d'améliorer réellement l'efficacité de conversion d'énergie.
PCT/CN2017/083932 2017-05-11 2017-05-11 Actionneur électrique ayant des groupes magnétiques désalignés par rapport à un pôle magnétique WO2018205218A1 (fr)

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PCT/CN2017/083932 WO2018205218A1 (fr) 2017-05-11 2017-05-11 Actionneur électrique ayant des groupes magnétiques désalignés par rapport à un pôle magnétique

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PCT/CN2017/083932 WO2018205218A1 (fr) 2017-05-11 2017-05-11 Actionneur électrique ayant des groupes magnétiques désalignés par rapport à un pôle magnétique

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120098469A1 (en) * 2010-10-21 2012-04-26 Seiko Epson Corporation Linear motor
CN102761297A (zh) * 2011-04-25 2012-10-31 许光智 一种应用同极对向磁组的电磁装置
CN205319923U (zh) * 2015-12-22 2016-06-15 宇生自然能源科技股份有限公司 交互式电磁装置
CN205490049U (zh) * 2016-02-03 2016-08-17 宇生自然能源科技股份有限公司 盘式电动机
CN205792152U (zh) * 2016-05-13 2016-12-07 宇生自然能源科技股份有限公司 推吸双磁助电动机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120098469A1 (en) * 2010-10-21 2012-04-26 Seiko Epson Corporation Linear motor
CN102761297A (zh) * 2011-04-25 2012-10-31 许光智 一种应用同极对向磁组的电磁装置
CN205319923U (zh) * 2015-12-22 2016-06-15 宇生自然能源科技股份有限公司 交互式电磁装置
CN205490049U (zh) * 2016-02-03 2016-08-17 宇生自然能源科技股份有限公司 盘式电动机
CN205792152U (zh) * 2016-05-13 2016-12-07 宇生自然能源科技股份有限公司 推吸双磁助电动机

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