WO2020011161A1 - 一种静音自发电发电机 - Google Patents
一种静音自发电发电机 Download PDFInfo
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- WO2020011161A1 WO2020011161A1 PCT/CN2019/095243 CN2019095243W WO2020011161A1 WO 2020011161 A1 WO2020011161 A1 WO 2020011161A1 CN 2019095243 W CN2019095243 W CN 2019095243W WO 2020011161 A1 WO2020011161 A1 WO 2020011161A1
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- rotor
- phase
- stator
- generating
- power generation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/005—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters
- A63B21/0053—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters using alternators or dynamos
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/42—Asynchronous induction generators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
- H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/005—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters
- A63B21/0051—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters using eddy currents induced in moved elements, e.g. by permanent magnets
Definitions
- the invention relates to the field of sports fitness equipment and generators, and in particular to a silent self-generating generator.
- the technical difficulty encountered in the self-generation process is that the self-generation generator always generates large or small vibration forces and noises during work, which affects the quality of use of the fitness equipment.
- Existing self-generating generators (dampers) and permanent magnet generators have this defect, and some vibrations are very obvious.
- the principle of self-generation power generation usually adopts the principle of three-phase power generation. If the three-phase power generation winding adopts the chain-embedded method, the vibration and noise are slightly smaller, but according to the requirements of anti-vibration of the fitness machine, it cannot be met.
- the present invention provides a silent self-generating generator, which in principle eliminates the causes of vibration and noise, so that the self-generating generator works in a silent state, especially the self-generating generator can To meet the requirements of various fitness equipment.
- the invention provides a silent self-generating generator, which includes a stator power generating armature and a rotor excitation magnet; wherein:
- the stator power generating armature extends toward the rotor field magnet with a plurality of cylindrical induction magnetic poles, and the cylindrical induction magnetic poles are wound with power generating windings;
- the rotor field magnet faces the stator power generating armature and includes at least two layers of structures that are attached to each other, one of which is composed of a non-magnetic material and the other layer is composed of a ferromagnetic material and a magnetic material. They are arranged in phases, forming several pairs of excitation magnets for power generation.
- the stator power generating armature and the rotor field magnet adopt the structure of the outer rotor inner stator, wherein: the stator power generating armature has an inner ring, and a plurality of cylindrical induction magnetic poles extend outward from the inner ring. A generator winding is wound on the induction magnetic pole.
- the rotor field magnet includes a three-layer structure in a direction toward the stator power generating armature, in this order:
- Rotor outer ring made of magnetically permeable material
- Rotor intermediate layer composed of non-magnetic material
- the inner ring of the rotor is composed of a ferromagnetic material magnet and a magnetically permeable material.
- the side of the ferromagnetic material field magnet facing the stator power generating armature is thick in the middle and forms an inner arc surface, and the two sides are thin and form an inclined plane.
- the stator power generating armature and the rotor field magnet adopt the structure of an outer stator and an inner rotor, wherein: the stator power generating armature has an outer ring, and a plurality of cylindrical induction magnetic poles extend from the outer ring to the inside. The shape induction magnetic pole is wound with a power generating winding.
- the rotor field magnet includes a two-layer structure in a direction toward the stator power generating armature, in order:
- Rotor inner ring made of non-magnetic material
- the outer ring of the rotor is composed of a ferromagnetic material magnet and a magnetically conductive material.
- the ferromagnetic material exciter is thick in the middle and forms an outer arc surface, and is thin on both sides and forms an inclined plane.
- the combination ratio of the number of columnar magnetic poles and the number of ferromagnetic material magnets on the rotor field magnet satisfies the two-phase and three-phase power generation conditions.
- the number of columnar induction poles is 12 and the number of ferromagnetic material field magnets is 5 pairs, and the combination ratio satisfies the conditions of two-phase and three-pole two-pole power generation; or, the number of columnar induction poles is 24 and the ferromagnetic material is The number of field magnets is 10 pairs, and the combination ratio satisfies the conditions of double three-phase four-pole power generation.
- the power generation output circuit of the two-phase three-phase two-pole or two-three-phase four-pole power generation adopts a single group of three-phase power generation output or a dual group of three-phase power generation output.
- the silent self-generating generator of the present invention at least two layers of two different materials are used for the technical solution of the rotor field magnet in structural technical features, one of which is composed of a non-magnetic material, and the other layer is composed of a ferromagnetic material field and a magnetic field.
- the magnetic material magnets are arranged in phases along the circumferential direction, which can relieve the abrupt change of the magnetic potential difference in the boundary area of the excitation magnetic field, which can effectively reduce the vibration and noise during the operation of the generator.
- the ferromagnetic material exciter is an irregular shape with thick middle sides and thinner sides, and an optimized solution is further designed, that is, the side of the ferromagnetic material exciter facing the stator generator armature is middle thick and forms an arc.
- the two sides are thin and form an oblique plane, which further realizes the effect of slowing the sudden change of the magnetic potential difference in the boundary area of the excitation magnetic field, which further reduces the vibration and noise during the operation of the generator.
- the combination ratio condition of the number of the cylindrical induction magnetic poles and the number of the excitation magnets of the present invention satisfies the requirements of two-phase and three-phase power generation, so that the vibration force of the excitation magnetic field on the iron core is weakened.
- the sources of vibration and noise generated by self-generating generators are eliminated from the source, and new high-quality silent power generation products are provided for the fitness equipment industry and the generator industry.
- FIG. 1 is a schematic structural diagram of a silent self-generating generator having a dual-phase three-phase two-pole combination ratio of an inner stator of a rotor according to a first embodiment of the present invention.
- FIG. 2 is a schematic diagram of the structure of a silent self-generating generator with a two-phase three-phase two-pole combination ratio of an inner rotor of a stator according to a second embodiment of the present invention.
- FIG. 3 is a schematic structural diagram of the stator power generating armature of FIG. 1.
- FIG. 4 is a structural schematic view of the rotor excitation magnet of FIG. 1.
- FIG. 5a is a schematic cross-sectional view of a single ferromagnetic material magnet in FIG. 1.
- FIG. 5b is a schematic cross-sectional view of a single ferromagnetic material field magnet in FIG. 2.
- FIG. 6 is a schematic diagram of a power generation winding structure when a single group of three-phase power output is used in FIG. 1.
- FIG. 7 is a schematic diagram of a power generation winding structure when a dual-group three-phase power output is used in FIG. 1.
- FIG. 7 is a schematic diagram of a power generation winding structure when a dual-group three-phase power output is used in FIG. 1.
- FIG. 8 is a schematic structural diagram of a silent self-generating generator with a two-phase three-phase four-pole combination ratio of an inner stator and an outer rotor of one embodiment of the present invention.
- the silent self-generating generator 10 includes a stator power generator armature 12 and a rotor field magnet 11.
- the stator power generator armature 12 and the rotor field magnet 11 adopt The structure of the inner stator of the outer rotor includes: the stator power generating armature 12 has an inner ring 121, and a plurality of cylindrical induction magnetic poles 122 extends outward from the inner ring 121.
- the cylindrical induction magnetic poles 122 are wound with power generating windings 123.
- the rotor field magnet 11 includes a three-layer structure in a direction toward the stator power generating armature 12, which are:
- the rotor outer ring 110 is made of a magnetically conductive material and plays a magnetic field shielding role;
- the rotor intermediate layer 112 is composed of a non-magnetic material
- the rotor inner ring 111 is composed of a ferromagnetic material field magnet 1110 and a magnetic material field material magnet 1111 arranged alternately in the circumferential direction.
- the ferromagnetic material exciter 1110 is an irregular shape that is thick in the middle (see reference numeral 1115) and thin on both sides (see reference numeral 1112). Specifically, a side of the ferromagnetic material field magnet 1110 facing the stator power generating armature 12 is thick in the middle and forms an inner arc surface 1113, and is thin on both sides and forms an inclined plane 1114.
- FIG. 1 is a schematic structural diagram of a stator armature 12 and a rotor exciter 11 of a two-three-phase two-pole generator, and the main structure is an inner stator of an outer rotor.
- the combination ratio of the number of the cylindrical induction magnetic poles 122 and the number of the ferromagnetic material field magnets 1110 on the rotor field magnet 11 satisfies the two-phase and three-phase power generation conditions.
- the number of ferromagnetic material field magnets 1110 shown in FIG. 1 is ten, and the number of stator pole-shaped magnetic poles 122 is twelve.
- the 12 cylindrical induction poles corresponding to the 10 field magnets constitute the two-phase and three-phase two-pole power generation conditions on the overall magnetic circuit distribution structure.
- A1 and A1 ° indicated in FIG. 1 represent the first phase of the three-phase A phase. Occupies the corresponding pole position of the magnetic pole.
- A2 and A2 ° marked in the figure indicate the positions occupied by the A phase of the second group of three phases.
- the electrical angles of the 120-degree difference between the heads of A1, B1, and C1 are in accordance with the three phases.
- the electrical angles of the 120-degree difference between the ends of A2, B2, and C2 are in accordance with the three-phase two-pole power generation conditions, so the two-phase two-pole power generation conditions are satisfied in the entire generator system.
- stator generating armature is provided with an inner ring, and a plurality of cylindrical induction magnetic poles are extended outward from the inner ring, and a generator winding is wound on the cylindrical induction magnetic pole.
- the rotor field magnet is composed of three layers of three different materials; the three layers of three different materials are: the rotor outer ring 110, which is composed of magnetically permeable material.
- the magnetically permeable material can be electrical pure iron, cast iron, Cast steel, etc .;
- the rotor intermediate layer 112 is made of non-magnetic pole material, and the non-magnetic material can be aluminum, stainless steel, plastic, etc .;
- the inner ring 111 of the rotor is composed of ferromagnetic material field magnet 1110 and magnetic material material magnet 1111.
- the ferromagnetic material exciter 1110 may use neodymium-iron-boron, ferrite, etc .; and the magnetically conductive material, the magnet 1111 may use iron plates, steel plates, and the like. Of course, the ferromagnetic material exciter 1110 may use permanent magnet excitation or electromagnetic excitation.
- the rotor outer ring 110 can generally be cast together with other parts of the rotor.
- the rotor intermediate layer 112 is generally processed into a circle and inserted into the rotor outer ring 110.
- the ferromagnetic material field magnet 1110 After the forming process, the magnetization is performed to excite the self-generating generator.
- the magnetically conductive material 1111 is generally stamped with iron plates or steel plates to form small iron bars.
- the two pieces of ferromagnetic material 1111 (such as permanent magnets or electromagnetic materials) A small iron bar is embedded between the two, the purpose is to relieve the magnetic potential difference between the two permanent magnets or the two magnetic poles N, S of the electromagnetic material, that is, to relieve the abrupt change of the magnetic potential difference at the boundary of the excitation magnetic field.
- the condition of the combination ratio between the number of the cylindrical induction magnetic poles and the number of the excitation magnets of the present invention satisfies the requirements of two-phase and three-phase power generation, so that the vibration force of the excitation magnetic field on the iron core is weakened.
- the two-phase two-phase or double three-phase four-pole power generation output circuit can use a single group of three-phase power output connections, or it can use two groups of three-phase power output connections.
- Figure 6 is a schematic diagram of the winding structure of the generator when single-phase three-phase power output is used in Figure 1.
- the first end of phase A in the figure is wound from the 1st pole induction pole, and then wound to the 1 ° pole induction pole. Continue winding. After completing the winding of phase A, the tail end of phase A is led away from the 1 ° cylindrical induction magnetic pole.
- the winding method of phase B and phase C in Figure 6 is the same as that of phase A.
- AS, BS, and CS respectively represent the leading end of phase A, the leading end of phase B, and the leading end of phase C;
- AW, BW, and CW represent the trailing end of phase A, trailing end of phase B, and trailing end of phase C, respectively.
- FIG. 7 is a schematic diagram of the structure of the generator winding when the two-phase three-phase power output is used in Figure 1.
- A1S, B1S, and C1S represent the A1 phase, B1, and C1 phases;
- A1W, B1W, and C1W respectively represent the A1 phase.
- A2S, B2S, and C2S respectively represent A2 end, B2 phase end, and C2 end;
- A2W, B2W, and C2W respectively represent A2 end and B2 end End, C2 phase tail end.
- the first group of three phases in the picture the first end of phase A1 (No. 1) is connected to the end of A1 (No. 1), the first end of phase B1 (No.
- FIG. 8 is a schematic structural diagram of a silent self-generating generator with a two-phase three-phase four-pole combination ratio of an inner stator and an outer rotor of one embodiment of the present invention.
- the silent self-generating generator 30 includes a stator power generator armature 32 and a rotor field magnet 31.
- the stator power generator armature 32 and the rotor field magnet 31 adopt a structure of an outer rotor inner stator, wherein: the stator power generator armature 32 has an inner ring, A plurality of cylindrical induction magnetic poles are extended outward, and a generator winding is wound on the cylindrical induction magnetic pole.
- the rotor field magnet 31 includes a three-layer structure in a direction toward the stator power generating armature 32, which are:
- the rotor outer ring 310 is made of a magnetically conductive material
- the rotor intermediate layer 312 is composed of a non-magnetic material
- the rotor inner ring 311 is composed of a ferromagnetic material field magnet 3110 and a magnetic material field magnet 3111 arranged in a circumferential direction.
- the rotor field magnet contains 20 ferromagnetic material field magnets 3110, which surrounds the 24 cylindrical induction poles on the stator generator armature 32, and the magnetic circuit distribution satisfies double three phases and four poles. Power generation conditions.
- stator cylindrical magnetic poles on the stator generator armature 32 are marked with 4 A1 and are distributed at a 90-degree angle to each other, indicating the position occupied by the first group of three-phase four-pole A-phase windings, and the other phases follow this method analogy.
- the silent self-generating generator 20 includes a stator power generator armature 22 and a rotor field magnet 21.
- the stator power generator armature 22 and the rotor field magnet 21 use an outer stator and an inner rotor.
- the structure includes: the stator power generating armature 22 has an outer ring, and a plurality of columnar induction magnetic poles extend from the outer ring inward, and the columnar induction magnetic pole is wound with a power generating winding.
- the rotor field magnet 21 includes a two-layer structure in a direction toward the stator power generating armature 22, which are:
- the rotor inner ring 212 is made of a non-magnetic material
- the rotor outer ring 211 is composed of a ferromagnetic material field magnet 2110 and a magnetically conductive material magnet 2111 arranged in a circumferential direction.
- FIG. 2 Since the structure of FIG. 2 is an inner rotor field magnet, a ferromagnetic material field magnet 2110 is attached to the outer ring 211 of the rotor and is arranged alternately with the magnetically conductive material 2111.
- the shaft and other parts of the inner ring of the rotor are generally made of steel. Magnetically permeable material, so the rotor exciter 21 usually uses two layers, and no additional magnetically permeable material is required to shield the magnetic field.
- the ferromagnetic material exciter 2110 is an irregular shape with a middle thickness (see reference numeral 2115) and thin sides (see reference numeral 2112). Specifically, the ferromagnetic material exciter 2110 is thick in the middle and forms an outer arc surface 2113, and is thin on both sides and forms an inclined plane 2114.
- Fig. 2 is consistent with Fig. 1 in principle, but the rotor exciter is different, and the structural relationship between the stator and the rotor is interchanged, and Fig. 2 will not be described in detail here.
- the field magnet is composed of at least two different materials; the ferromagnetic material field magnet is an irregular shape with a thick middle side and thin sides; on the method feature, a dual three-phase electromagnetic circuit is applied.
- the distribution characteristics make the silent self-generating generator eliminate the source of vibration and noise from the root, and provide excellent new generator products for the sports fitness equipment industry and high demand power generation places.
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Abstract
Description
Claims (10)
- 一种静音自发电发电机,其特征在于,包括定子发电电枢和转子励磁体;其中:所述定子发电电枢朝向所述转子励磁体方向延展有若干个柱形感应磁极,所述柱形感应磁极上绕有发电绕组;所述转子励磁体包括相互贴合的至少两层结构,其中一层由非导磁材料构成,另一层由铁磁性材料励磁体和导磁材料导磁体沿周向相间排列组成,形成若干对发电用的励磁体。
- 根据权利要求1所述的静音自发电发电机,其特征在于,所述定子发电电枢和转子励磁体采用外转子内定子的结构,其中:所述定子发电电枢有内圈,从内圈向外延展着若干个柱形感应磁极,所述柱形感应磁极上绕有发电绕组。
- 根据权利要求2所述的静音自发电发电机,其特征在于,所述转子励磁体在朝向所述定子发电电枢的方向包括三层结构,依次为:转子外圈,由导磁材料构成;转子中间层,由非导磁材料构成;转子内圈,由铁磁性材料励磁体和导磁材料导磁体沿周向相间排列组成。
- 根据权利要求2所述的静音自发电发电机,其特征在于,所述铁磁性材料励磁体朝向所述定子发电电枢的一面为中间厚且形成内圆弧面,两侧薄且形成斜平面。
- 根据权利要求1所述的静音自发电发电机,其特征在于,所述定子发电电枢和转子励磁体采用外定子内转子的结构,其中:所述定子发电电枢有外圈,从外圈向内延展着若干个柱形感应磁极,所述柱形感应磁极上 绕有发电绕组。
- 根据权利要求5所述的静音自发电发电机,其特征在于,所述转子励磁体在朝向所述定子发电电枢的方向包括两层结构,依次为:转子内圈,由非导磁材料构成;转子外圈,由铁磁性材料励磁体和导磁材料导磁体沿周向相间排列组成。
- 根据权利要求5所述的静音自发电发电机,其特征在于,所述铁磁性材料励磁体为中间厚且形成外圆弧面,两侧薄且形成斜平面。
- 根据权利要求1所述的静音自发电发电机,其特征在于,所述柱形感应磁极的数目与所述转子励磁体上的铁磁性材料励磁体的数目组合比满足双三相发电条件。
- 根据权利要求8所述的静音自发电发电机,其特征在于,所述柱形感应磁极的数目为12个,所述铁磁性材料励磁体数目为5对,组合比满足双三相两极发电的条件;或者,所述柱形感应磁极的数目为24个,所述铁磁性材料励磁体数目为10对,组合比满足双三相四极发电的条件。
- 根据权利要求9所述的静音自发电发电机,其特征在于,所述的双三相两极或者所述的双三相四极发电的发电输出电路采用单组三相发电输出或采用双组三相发电输出。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021502817A JP7309113B2 (ja) | 2018-07-13 | 2019-07-09 | 低騒音な自己発電型の発電機 |
KR1020217001076A KR102616342B1 (ko) | 2018-07-13 | 2019-07-09 | 무소음 자가발전 발전기 |
BR112021000495-5A BR112021000495A2 (pt) | 2018-07-13 | 2019-07-09 | Compensador rotativo integrado livre de vazamentos e resistente a altas pressões |
EP19833619.0A EP3823137A4 (en) | 2018-07-13 | 2019-07-09 | SILENT SELF-GENERATING POWER GENERATOR |
US17/147,045 US20210135540A1 (en) | 2018-07-13 | 2021-01-12 | Mute self-generating power generator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810768348.3 | 2018-07-13 | ||
CN201810768348.3A CN108649720A (zh) | 2018-07-13 | 2018-07-13 | 一种静音自发电发电机 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US17/147,045 Continuation US20210135540A1 (en) | 2018-07-13 | 2021-01-12 | Mute self-generating power generator |
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US (1) | US20210135540A1 (zh) |
EP (1) | EP3823137A4 (zh) |
JP (1) | JP7309113B2 (zh) |
KR (1) | KR102616342B1 (zh) |
CN (1) | CN108649720A (zh) |
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US11666793B2 (en) * | 2018-01-31 | 2023-06-06 | Sound Shore Innovations L.L.C. | Modified weight training equipment |
USD969941S1 (en) | 2018-01-31 | 2022-11-15 | Sound Shore Innovations L.L.C. | Weight plate |
US11260257B2 (en) * | 2018-01-31 | 2022-03-01 | Sound Shore Innovations L.L.C. | Modified weight training equipment |
CN108649720A (zh) * | 2018-07-13 | 2018-10-12 | 张喆 | 一种静音自发电发电机 |
JP7293701B2 (ja) * | 2019-02-08 | 2023-06-20 | 株式会社デンソー | 回転電機 |
KR102459958B1 (ko) * | 2022-03-04 | 2022-11-04 | 주식회사 티앤에스테크 | 오프로드용 아이피엠 허브 모터 |
WO2024040426A1 (zh) * | 2022-08-23 | 2024-02-29 | 张喆 | 一种静音自发电发电机 |
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Also Published As
Publication number | Publication date |
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EP3823137A4 (en) | 2022-04-06 |
JP2021532708A (ja) | 2021-11-25 |
KR102616342B1 (ko) | 2023-12-21 |
CN108649720A (zh) | 2018-10-12 |
EP3823137A1 (en) | 2021-05-19 |
JP7309113B2 (ja) | 2023-07-18 |
BR112021000495A2 (pt) | 2021-04-06 |
KR20210039373A (ko) | 2021-04-09 |
US20210135540A1 (en) | 2021-05-06 |
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