WO2010041301A1 - 回転電機 - Google Patents
回転電機 Download PDFInfo
- Publication number
- WO2010041301A1 WO2010041301A1 PCT/JP2008/068144 JP2008068144W WO2010041301A1 WO 2010041301 A1 WO2010041301 A1 WO 2010041301A1 JP 2008068144 W JP2008068144 W JP 2008068144W WO 2010041301 A1 WO2010041301 A1 WO 2010041301A1
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- WO
- WIPO (PCT)
- Prior art keywords
- stator core
- heat
- shrinkable tube
- stator
- outer periphery
- Prior art date
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Classifications
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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
- H02K1/14—Stator cores with salient poles
- H02K1/145—Stator cores with salient poles having an annular coil, e.g. of the claw-pole type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/022—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with salient poles or claw-shaped poles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
Definitions
- the present invention relates to a rotating electrical machine having a stator obtained by dividing a stator that forms a magnetic pole by winding a coil on the inner surface of a stator core.
- Patent Documents 1 and 2 Examples of the Crotice type rotary electric machine are disclosed in Patent Documents 1 and 2, for example. That is, a plurality of disk-shaped stator cores of each phase produced by sandwiching a coil wound in a ring shape between two disk-shaped cores having opposing claw magnetic poles in the axial direction while electrically shifting the magnetic pole phase. The layers are laminated to form a multiphase stator core.
- Patent Document 3 It is disclosed in many documents.
- Patent Document 3 discloses that the yoke is divided in the circumferential direction by the number of teeth and divided into parts having a yoke portion and a tooth portion for one pole.
- Patent Document 4 discloses an example in which heat curing is performed and accommodated in a housing.
- the present invention has been made in view of the above-mentioned problems, and has a low cost for re-establishing a divided structure, and can be easily separated and reused at the time of disposal, and has a small impact on the environment. It aims at providing the rotary electric machine provided with.
- the present invention relates to a rotating electrical machine including a stator in which stator cores are stacked, and after stacking each stator core, the outer periphery thereof is covered with a heat-shrinkable tube, and the stator core is covered with a heat-shrinkable tube. It is an integral structure.
- the heat-shrinkable tube is a tube (tube) marketed under the trade name of “heat-shrinkable tube”, “heat-shrinkable tube” or “shrink tube”.
- the outer periphery of the stator core can be firmly held by a heat shrinkage rate of 35% or more in the inner diameter direction.
- a commercially available polyvinyl chloride heat-shrinkable tube (trade name: Hishitube, manufacturer: Mitsubishi Plastics) has excellent mechanical properties.
- electron beam cross-linked polyolefin resin product name: Sumitube, Sumitomo Electric Fine Polymer
- ethylene propylene rubber product name: Nishitube, manufacturer: Nishinippon Electric Wire Co., Ltd.
- the heat-shrinkable tube used in the preferred embodiment of the present invention has a heat shrinkage rate of 35% or more in the inner diameter direction as described above.
- This heat-shrinkable tube adheres to the cylindrical surface of the outer periphery of the stator core by shrinkage, thereby providing sufficient holding force for a large number of stator constituent units separated in the circumferential direction and stacked in the axial direction.
- it is not joined to the surface of the stator core like a mold or an adhesive. Therefore, the stator can be easily disassembled by cutting the heat-shrinkable tube during product maintenance or disposal.
- stator core a coil wound in a ring shape is sandwiched between two stator cores having opposing claw magnetic poles, and then the outer periphery of the stator core is covered with a heat-shrinkable tube, and heat shrinkage is performed.
- the stator core is made into an integral structure by the tube.
- a complicated shape such as the two stator cores having the claw magnetic poles can be easily produced by forming a compacted body of magnetic powder with the claw magnetic poles.
- stator core a non-magnetic ring and a coil wound in a ring shape are sandwiched between outer peripheries of claw magnetic poles, and then the outer periphery of the stator core is covered with a heat-shrinkable tube and heat-shrinked. As a result, the stator core is integrated.
- stator core a non-magnetic ring is inserted into the inner periphery of the opposing claw magnetic pole, a heat-shrinkable tube and a coil wound in a ring shape are sandwiched between the outer periphery, and the outer periphery of the stator core Is covered with a heat-shrinkable tube, and the stator core is integrated with the inner and outer portions by a shrinkable tube and a non-magnetic ring.
- stator core a ring of shape memory resin or nonmagnetic shape memory alloy having a shape memorized so as to expand by heating is inserted into the inner circumference of the opposing claw magnetic pole, and a nonmagnetic material is arranged on the outer circumference.
- the outer periphery is covered with a heat-shrinkable tube, and the stator core is integrated with the shrinkable tube and shape memory resin or shape memory alloy at two locations inside and outside.
- Shape memory alloys are cured when their shape recovers by heating, but shape memory resins have a characteristic difference that they are cured (glass state) at low temperatures and softened (rubber state) by heating.
- shape memory resins include polynorbornene resins (trade name: Nasolex, manufacturer: Zenon Japan), trans polyisoprene resins (trade name: Kuraray TPI, manufacturer: Kuraray), and styrene-butadiene copolymer.
- system resin trade name: Asmer, manufacturer: Asahi Kasei
- polyurethane resin trade name: Diaplex, manufacturer: Mitsubishi Heavy Industries.
- As shape memory alloys NT alloys containing nickel and titanium as a component are widely put into practical use, and it is easy to obtain materials and material property data.
- stator core in which a cylindrical stator core having a normal stator structure is divided, the outer periphery of the stator core is thermally contracted after the divided stator core is assembled.
- the stator core is formed into an integral structure by a tube that is covered with a conductive tube and heated and thermally contracted.
- the teeth are also divided from the stator core, and a shape memory resin or a nonmagnetic shape memory alloy ring that is stored so as to be expanded by heating is inserted and heated on the inner peripheral side of the teeth, and the teeth are heated in the radial direction.
- the stator core and the teeth divided by applying compressive stress are integrated.
- the cost for disassembling the stator of the rotating electrical machine and re-establishing the monolithic structure is reduced, and separation and reuse at the time of disposal by utilizing molding or adhesion of resin or the like. Can solve the problems such as impact on the environment.
- the disassembled perspective view which shows the structure of the stator for 1 phase of the rotary electric machine by Example 1 of this invention.
- 1 is a cross-sectional structure diagram of a stator for one phase of a rotating electrical machine according to Embodiment 1 of the present invention.
- the partial exploded perspective view containing the assembly jig which shows the preparatory step which makes the stator of the rotary electric machine by Example 1 of this invention an integral structure with a heat-shrinkable tube.
- tool which shows the stage before the heating which makes the stator of the rotary electric machine by Example 1 of this invention integral with a heat-shrinkable tube.
- FIG. 1 is a perspective view illustrating a state in which a large number of small holes continuous on two straight lines are opened in a heat-shrinkable tube before or after the heat-shrinkable tube is integrated with a heat-shrinkable tube according to Example 1 of the present invention.
- FIG. 1 is a longitudinal cross-sectional structure diagram of a claw teeth type rotating electrical machine according to a first embodiment of the present invention.
- the disassembled perspective view which shows the structure of the stator for 1 phase of the rotary electric machine by Example 2 of this invention.
- the perspective view of the yoke which removes and shows the teeth from the stator of the rotary electric machine by Example 5 of this invention.
- shape memory resin or nonmagnetic shape memory Alloy ring 15 ... stator core, 16 ... teeth, 17 ... stator, 18 ... teeth support ring, 181 ... ring portion, 182 ... projection, 19 ... heat-shrinkable tube.
- FIG. 1 is an exploded perspective view showing a structure of a stator for one phase of a clothes type rotating electric machine according to a first embodiment of the present invention.
- a pair of disk-shaped cores 11 and 12 having a large hollow portion are coaxially opposed to each other, and a large number of claw magnetic poles (claw teeth) 111 in the axial direction from the vicinity of their inner diameter portions toward the mutually opposing core sides. 121 is erected.
- These many claw magnetic poles 111 and 121 are arranged at regular intervals in the circumferential direction, and when the two disk-shaped cores 11 and 12 are brought into contact with each other, the mutual claw magnetic poles are positioned within the distance between the opposite claw magnetic poles. Are arranged to be.
- outer peripheral portions 112 and 122 having an L-shaped axial cross section are provided on the outermost peripheries of both disk-shaped cores, and the height thereof is half that of the claw magnetic poles 111 and 121. Therefore, when the two disk-shaped cores 11 and 12 are brought into contact with each other, an annular space is formed between the two disk-shaped cores between the claw magnetic poles 111 and 121 and the outer edge portions 112 and 122. A coil 2 wound in a ring shape is sandwiched between the annular spaces.
- the above is an essential basic component for the stator for one phase of the Crotice type rotating electrical machine of this embodiment, and if it is a three-phase rotating electrical machine, prepare a stator for three phases of the same structure, The phases of the claw magnetic poles are stacked on the same axis while being electrically shifted by 120 degrees to form a three-phase stator.
- Example 1 of this invention a pair of disk-shaped cores 11 and 12 are excellent in magnetic characteristics by having a non-sintered green compact formed by compression of magnetic powder, and have claws. Complex shapes can be easily manufactured.
- the claw magnetic poles 111 and 121 formed of the non-sintered green compact are relatively fragile. Therefore, the ring 3 made of nonmagnetic alloy or hard rubber resin having mechanical strength is inserted into contact with the inner circumference of the combined claw magnetic poles 111 and 121 group to support the claw magnetic poles 111 and 121 group. . Then, the outer periphery of the claw magnetic poles 111 and 121 group is covered with the heat-shrinkable tube 4, and the relatively weak claw magnetic poles 111 and 121 group are mechanically strengthened by the tube 4 contracted by heating. Support with.
- a pair of disk-shaped cores 11 and 12 are brought into contact with and accommodate the coil 2, and the outer edges 112 and 122 formed into a cylindrical shape are covered with the heat-shrinkable tube 5 and heated to heat-shrink.
- the tube 5 is firmly fixed by contraction.
- FIG. 2 is a cross-sectional view seen from the axial direction after assembling the stator for one phase of the Crotice type rotating electrical machine according to the first embodiment of the present invention described in FIG.
- a ring 3 made of nonmagnetic alloy or hard rubber resin having mechanical strength is inserted to support the claw magnetic poles 111 and 121 group.
- the relatively weak claw magnetic poles 111 and 121 are supported on the ring 3 having mechanical strength by contraction of the heat-shrinkable tube 4 from the outer periphery of the claw magnetic poles 111 and 121.
- a pair of disk-shaped cores are held in contact with the coil 2, and are firmly fixed to the outer periphery of the outer edge portions 112 and 122 that are cylindrical by contraction of the heat-shrinkable tube 5. I understand.
- the pair of disk-shaped cores 11 and 12 are fixed at two locations of the heat-shrinkable tubes 4 and 5 to form an integral structure.
- FIG. 3 is a partially exploded perspective view including an assembly jig showing a preparation stage in which the stator of the claw-teeth type three-phase rotating electrical machine according to the first embodiment of the present invention is integrated with a heat-shrinkable tube.
- the assembly jig 100 has a threaded cylinder 102 erected on a base 101. First, the tube support disk 103 is inserted from the top side of the cylinder 102 and positioned at an appropriate position. Next, the lower support disc 104 is inserted and similarly positioned so as to maintain an appropriate distance from the tube support disc 103.
- FIG. 4 is a partially exploded perspective view including an assembly jig showing a stage before heating, in which the stator of the claw tooth type three-phase rotating electric machine according to the first embodiment of the present invention is integrated with a heat-shrinkable tube.
- FIG. 3 shows a state in which the stators for three phases are fixed and these are covered with the heat-shrinkable tube 6.
- a part of the heat-shrinkable tube 6 is cut out so that the inside can be seen.
- the width of the heat-shrinkable tube 6 (vertical direction in the figure) is determined in consideration of the amount of shrinkage in the width direction and the area covering the outer peripheral portions of both end faces of the stator core. Therefore, the distance (height direction) from the position of the lower support disc 104 to the position of the support disc 103 for the heat-shrinkable tube 6 is the length that the heat-shrinkable tube 6 protrudes from the upper and lower ends of the stator core. Are determined to be equal.
- FIG. 5 is a perspective view of a stator of a claw teeth type three-phase rotating electrical machine integrated with a heat-shrinkable tube according to Example 1 of the present invention.
- the stator of the three-phase rotating electric machine has not only the heat-shrinkable tube 6 of the cylindrical outer peripheral portion but also the heat-shrinkable tube 6 protruding from the upper and lower ends of the stator core in FIG.
- the portion denoted by reference numeral 61 in FIG. 5 is also covered with the heat-shrinkable tube 61 neatly.
- the step which covers the sex tube 6 (FIG. 4) is provided.
- the step which heats the heat-shrinkable tube 6 which has protruded to the both ends of the outer periphery of a stator core not only the circumference part 6 of the stator core shown in FIG.
- the stator of the rotary electric machine which also closely covered 61 can be provided.
- FIG. 6 shows an example in which the heat shrinkable tube 6 is integrated with the heat shrinkable tube 6 according to the first embodiment of the present invention, and then a plurality of small holes 62 and 63 continuous on two straight lines are opened in the heat shrinkable tubes 6 and 61. It is a perspective view explaining a state. Innumerable small holes 62 and 63 are formed on two straight lines in the length direction so that the heat-shrinkable tubes 6 and 61 can be easily broken when it is necessary to disassemble them for disposal or the like. It is a thing.
- FIG. 7 is a perspective view illustrating the function of a large number of small holes continuous on two straight lines provided in the heat-shrinkable tube after the heat-shrinkable tube is integrated with the heat-shrinkable tube according to the first embodiment of the present invention. .
- the figure shows a state in which a broken talk starts from the top during disassembly.
- FIG. 8 is a perspective view for explaining a notch provided at an end portion of the heat-shrinkable tube to facilitate disassembly of the stator before or after the heat-shrinkable tube is integrated with the heat-shrinkable tube according to the first embodiment of the present invention. It is.
- the heat-shrinkability can be easily achieved by making a shallow cut with a cutter or the like at the position indicated by the broken line.
- the tube 6 can be broken.
- FIG. 9 is a vertical cross-sectional structure diagram of the clothes type rotating electrical machine according to the first embodiment of the present invention.
- the claw magnetic poles 111 and 121 of the two stator cores 11 and 12 having the claw magnetic poles 111 and 121 opposed to each other are alternately combined, and the ring 3 is brought into contact with the inner periphery of the claw magnetic poles 111 and 121 group, thereby claw magnetic poles. It fixes with the heat-shrinkable tube 4 from the outer periphery of 111,121 group.
- the coil 2 wound in a ring shape is sandwiched around the outer periphery of the heat-shrinkable tube 4 and heated to join the two stator cores 11 and 12 together.
- This is a one-phase stator core, and the three-phase stator cores are stacked on the same axis, and the outer periphery thereof is fixed by the heat-shrinkable tube 6 so that the three-phase components are integrated.
- the three-phase stator core is assembled between the brackets 81 and 82 together with the rotor 7, and is fixed by connecting the brackets 81 and 82 with the bracket mounting bolt 9 and the nut 10. At this time, as shown in the figure, the outer peripheral portion of the stator core for three phases is fixed by the heat-shrinkable tube 6, and there is no housing outside thereof.
- a structure as shown in the figure is possible, and a rotating electrical machine capable of omitting the casing can be provided.
- FIG. 10 is an exploded perspective view showing the structure of the stator for one phase of the rotating electrical machine according to the second embodiment of the present invention. Description of parts similar to those of the embodiment of FIG. 1 will be omitted, and description will be made focusing on different parts.
- the ring 3 having mechanical strength is brought into contact with the inner periphery of the claw magnetic poles 111 and 121 group, and then the outer periphery of the claw magnetic poles 111 and 121 group is heated by the heat-shrinkable tube 4.
- the relatively weak claw magnetic poles 111 and 121 were supported by the ring 3 in the manner of tightening.
- Example 2 of FIG. 10 conversely, the outer peripheral side of the claw magnetic poles 111 and 121 group is fixed with a ring 13 made of a nonmagnetic alloy or hard rubber resin having mechanical strength, and then the claw magnetic poles.
- a ring 14 made of a shape memory resin or a nonmagnetic shape memory alloy is arranged on the inner periphery of the 111, 121 group. Then, by expanding the shape memory ring 14 by heating, the relatively weak claw magnetic poles 111 and 121 are held by the ring 13 having mechanical strength.
- the ring 13 made of a nonmagnetic alloy or hard rubber resin in this embodiment can also exhibit a function of protecting the coil disposed on the outside so as not to be damaged.
- FIG. 11 is a cross-sectional view as seen from the axial direction after assembling the stator for one phase of the crotice type rotary electric machine according to the second embodiment of the present invention described in FIG.
- the outer peripheries of the cylindrical outer edge portions 112 and 122 are firmly fixed by contraction of the heat-shrinkable tube 5 as in the first embodiment.
- the pair of disk-shaped cores 11 and 12 are fixed at two locations of the shape memory resin or nonmagnetic shape memory alloy ring 14 and the heat-shrinkable tube 5 to form an integral structure.
- FIG. 12 is a sectional structural view of a stator of a rotating electric machine having a general stator structure according to Embodiment 3 of the present invention.
- the stator 17 in which the cylindrical stator core 15 and the teeth 16 are divided into six is targeted. Although not shown, a coil is wound around each tooth 16.
- a tooth support ring 18 made of a shape memory resin or a nonmagnetic shape memory alloy is inserted on the inner peripheral side of the teeth 16.
- the teeth support ring 18 has a ring portion 181 and a protruding portion 182 and expands by heating.
- the teeth 16 are given a compressive stress in the radial direction by the ring portion 181 of the tooth support ring 18 and are given a compressive stress in the circumferential direction by the protruding portion 182 so that the divided stator core 15 and the teeth 16 are integrated. It has a structure.
- FIG. 13 is a sectional structural view of a stator of a rotating electric machine having a general stator structure according to Embodiment 4 of the present invention.
- This Example 4 is also intended for the stator 17 in which the cylindrical stator core 15 and the teeth 16 are divided. Although not shown, a coil is wound around each tooth 16.
- the outer periphery of the stator core 15 is covered with a heat-shrinkable tube 19, and the shape memory resin or non-coated material is disposed on the inner peripheral side of the teeth 16.
- a teeth support ring 18 made of a magnetic shape memory alloy is inserted. Thereafter, the heat-shrinkable tube 19 is heated to give a circumferential compressive stress to the stator core 15 by the heat-shrinkable tube 19 and to the teeth 16 to give a radial compressive stress.
- the core 15 and the teeth 16 are integrated. In this case, the positions of the teeth are determined by the protrusions 161 provided at both ends on the inner peripheral side of the teeth 16.
- FIG. 14 is a perspective view of the stator core shown with the teeth removed from the stator of the rotating electrical machine according to the fifth embodiment of the present invention.
- the stator 17 in which the cylindrical stator core 15 and the teeth 16 are divided into six in the circumferential direction is also divided into four in the axial direction.
- each of the ring-shaped stator cores 15 divided into four parts is stacked to form a laminated structure so that the division positions in the circumferential direction are shifted by 30 °.
- the outer peripheral surface of the entire cylindrical stator core 15 is covered with a heat-shrinkable tube 19.
- the present invention can be used for assembling small-sized and low-load rotating electric machines, in particular, for integrating axially stacked and / or circumferentially divided stator cores.
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Abstract
Description
Claims (17)
- 固定子コアを軸方向に積層し、その円周方向に所定間隔で複数の磁極を配置した固定子を備えた回転電機において、前記固定子コアの外周を被覆した熱収縮性チューブを備えたことを特徴とする回転電機。
- 請求項1において、前記固定子コアの外周部を、積層した複数層に跨って被覆する熱収縮性チューブを備えたことを特徴とする回転電機。
- 請求項1において、前記固定子コアの外周部を被覆する熱収縮性チューブは、1相分の固定子コアの外周部を被覆する第1の熱収縮性チューブと、3相分の固定子コアの外周部をまとめて被覆する第2の熱収縮性チューブとを備えたことを特徴とする回転電機。
- 請求項1において、前記熱収縮性チューブは、内径収縮率が35%以上であることを特徴とする回転電機。
- 請求項1において、前記固定子コアの同一円周上から軸方向に立設する多数の爪磁極と、多数の前記爪磁極の外周側に巻くように配置された固定子コイルとを有する複数相毎の単位固定子と、複数相の前記単位固定子を、各相磁極の電気的位相をずらして軸方向に積層し、前記固定子コアの外周部を、積層した複数相に跨って被覆する熱収縮性チューブを備えたことを特徴とするクローティ-ス形回転電機。
- 請求項1において、径方向に所定の幅を持ち、その内周近傍から軸方向に向けかつ円周方向に所定の間隔を空けて立設された多数の爪磁極を有する第1の固定子コアと、この第1の固定子コアと同一形状をもって同軸上に対面し、前記間隔を空けて立設した多数の爪磁極が交互に対向する他側の爪磁極の前記間隔に入り込むように当接して配置された第2の固定子コアと、多数の前記爪磁極の外周側に巻かれた固定子コイルとを有する相毎の単位固定子と、複数相の前記単位固定子を、各相磁極の位相をずらして軸方向に積層し、前記固定子コアの外周部を積層した複数相に跨って被覆する熱収縮性チューブを備えたことを特徴とするクローティ-ス形回転電機。
- 請求項6において、前記第1,第2の固定子コアは、磁性粉の圧縮により形成した非焼結圧粉成形体であることを特徴とするクローティ-ス形回転電機。
- 請求項5において、前記爪磁極の外周と、リング状に巻かれた前記固定子コイルとの間に配置されたゴム系樹脂又は非磁性合金製のリングを備えたことを特徴とするクローティ-ス形回転電機。
- 請求項6において、対向する多数の前記爪磁極群の内周に当接配置したゴム系樹脂又は非磁性合金製のリングと、前記爪磁極群の外周に配置された熱収縮性チューブとを備えたことを特徴とするクローティ-ス形回転電機。
- 請求項6において、対向する多数の前記爪磁極群の外周に当接配置したゴム系樹脂又は非磁性合金製のリングと、前記爪磁極群の内周に配置された形状記憶樹脂又は非磁性な形状記憶合金製のリングとを備えたことを特徴とするクローティ-ス形回転電機。
- 請求項1において、前記固定子コアは円周方向に複数に均等分割され、かつ、軸方向に積層された固定子コアの外周を、前記熱収縮性チューブで覆ったことを特徴とする回転電機。
- 請求項1において、前記固定子コアは円周方向に複数に均等分割して形成され、かつ、軸方向に積層され、前記固定子コアと前記ティースも分割して形成され、これらを組み立てた固定子の外周を、前記熱収縮性チューブで覆ったことを特徴とする回転電機。
- 請求項12において、前記ティースの内周側に配置され、加熱によって拡大する形状記憶樹脂又は非磁性の形状記憶合金のリングを備えたことを特徴とする回転電機。
- 内部に固定子コイルを収容しながら、所定間隔で円周方向に複数の磁極を有する複数の固定子コア単位を軸方向に重ね合わせるステップと、複数の前記固定子コア単位の外周に跨って熱収縮性チューブを被せるステップと、前記熱収縮性チューブを加熱するステップとを備えた回転電機の固定子の製造方法。
- 請求項14において、内部に固定子コイルを収容しながら、所定間隔で円周方向に複数の爪磁極を有する2つの固定子コア単位を軸方向に向き合わせて重ね合わせるステップと、2つの前記固定子コア単位の外周に跨って熱収縮性チューブを被せるステップと、前記熱収縮性チューブを加熱するステップとを備えたクローティース形回転電機の1相分の固定子の製造方法。
- 請求項14において、前記固定子コア単位は1相分の固定子コアであり、多相分の前記固定子コアを軸方向に積層するステップと、多相分の前記固定子コアの外周に跨って熱収縮性チューブを被せるステップと、前記熱収縮性チューブを加熱するステップとを備えた多相回転電機の固定子の製造方法。
- 請求項16において、前記熱収縮性チューブを、多相分の前記固定子コアの外周の幅よりも広く切り出すステップと、多相分の前記固定子コアの外周の両端へはみ出すように熱収縮性チューブを被せるステップと、前記固定子コアの外周の両端へはみ出したままの前記熱収縮性チューブを加熱するステップとを備えた多相回転電機の固定子の製造方法。
Priority Applications (4)
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JP2010532721A JP5361898B2 (ja) | 2008-10-06 | 2008-10-06 | 回転電機 |
US12/998,285 US8760029B2 (en) | 2008-10-06 | 2008-10-06 | Stator core arrangements using heat-shrinkable tubing, for rotarty electric machines |
CN2008801319290A CN102217169B (zh) | 2008-10-06 | 2008-10-06 | 旋转电机 |
PCT/JP2008/068144 WO2010041301A1 (ja) | 2008-10-06 | 2008-10-06 | 回転電機 |
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PCT/JP2008/068144 WO2010041301A1 (ja) | 2008-10-06 | 2008-10-06 | 回転電機 |
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US (1) | US8760029B2 (ja) |
JP (1) | JP5361898B2 (ja) |
CN (1) | CN102217169B (ja) |
WO (1) | WO2010041301A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2381559A2 (de) | 2010-04-24 | 2011-10-26 | Kolektor Group d.o.o. | Mehrphasige dynamoelektrische Maschine der Klauenpolbauart |
WO2021235376A1 (ja) * | 2020-05-21 | 2021-11-25 | ダイキン工業株式会社 | 回転電機 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5870003B2 (ja) * | 2012-10-11 | 2016-02-24 | 株式会社日立製作所 | 回転電機の絶縁構造及びその製造方法 |
CN102931738B (zh) * | 2012-11-15 | 2015-09-09 | 杜小兵 | 一种插片型电机定子及其制备方法 |
JP2014180585A (ja) * | 2013-03-18 | 2014-09-29 | Japan Vilene Co Ltd | フィルタ |
CN104979974A (zh) * | 2015-07-21 | 2015-10-14 | 威灵(芜湖)电机制造有限公司 | 定子的制造方法、用于定子的绝缘圈、定子和电机 |
DE102015217922A1 (de) * | 2015-09-18 | 2017-03-23 | Continental Automotive Gmbh | Verfahren und zweiteilige Werkzeuganordnung zum Herstellen eines Stators für eine elektrische Maschine |
DE102015217936A1 (de) * | 2015-09-18 | 2017-03-23 | Continental Automotive Gmbh | Verfahren und einteilige Werkzeuganordnung zum Herstellen eines Stators für eine elektrische Maschine |
JP6609368B2 (ja) * | 2016-03-09 | 2019-11-20 | 日鍛バルブ株式会社 | 中空単相誘導モータ |
JP6305471B2 (ja) * | 2016-07-25 | 2018-04-04 | 本田技研工業株式会社 | ステータの製造方法及びその装置 |
US10916989B2 (en) * | 2016-08-10 | 2021-02-09 | Mitsubishi Electric Corporation | Motor, compressor, refrigerating and air conditioning apparatus, and method for manufacturing motor |
JP2020043734A (ja) * | 2018-09-13 | 2020-03-19 | 本田技研工業株式会社 | 回転電機用ステータコアおよび回転電機 |
CN115803997A (zh) * | 2020-07-07 | 2023-03-14 | 日本制铁株式会社 | 粘接层叠铁芯制造方法及粘接层叠铁芯制造装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11341717A (ja) * | 1998-05-28 | 1999-12-10 | Matsushita Seiko Co Ltd | 電動機の固定子とその製造方法 |
JP2004215420A (ja) * | 2003-01-06 | 2004-07-29 | Nittoku Eng Co Ltd | ステータ及びその製造方法 |
JP2006197787A (ja) * | 2005-01-10 | 2006-07-27 | Lg Electronics Inc | 往復動式モータの固定子及びその製造方法 |
JP2006217760A (ja) * | 2005-02-04 | 2006-08-17 | Shimano Singapore Pte Ltd | クローポール形発電機及び自転車用発電ハブ |
JP2007060858A (ja) * | 2005-08-26 | 2007-03-08 | Hitachi Industrial Equipment Systems Co Ltd | 電動パワーステアリング装置 |
JP2008061319A (ja) * | 2006-08-29 | 2008-03-13 | Sumitomo Electric Ind Ltd | ステータおよびステータの製造方法および内径リング |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3017953B2 (ja) * | 1996-07-24 | 2000-03-13 | 株式会社東芝 | 電動機の回転子及びその製造方法 |
JP3678102B2 (ja) | 2000-02-02 | 2005-08-03 | 株式会社日立製作所 | 電動機 |
JP2003088013A (ja) * | 2001-09-14 | 2003-03-20 | Nissan Motor Co Ltd | 回転電機 |
JP2007295740A (ja) | 2006-04-26 | 2007-11-08 | Toyota Motor Corp | ステータコアおよびその製造方法と電動機およびその製造方法 |
JP5193438B2 (ja) * | 2006-05-31 | 2013-05-08 | 株式会社日立産機システム | 多相クローポール型モータ |
JP5102468B2 (ja) | 2006-07-24 | 2012-12-19 | 株式会社日立産機システム | クローティース型回転電機 |
JP5096705B2 (ja) | 2006-07-24 | 2012-12-12 | 株式会社日立産機システム | クローティース型同期機 |
-
2008
- 2008-10-06 WO PCT/JP2008/068144 patent/WO2010041301A1/ja active Application Filing
- 2008-10-06 CN CN2008801319290A patent/CN102217169B/zh not_active Expired - Fee Related
- 2008-10-06 US US12/998,285 patent/US8760029B2/en not_active Expired - Fee Related
- 2008-10-06 JP JP2010532721A patent/JP5361898B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11341717A (ja) * | 1998-05-28 | 1999-12-10 | Matsushita Seiko Co Ltd | 電動機の固定子とその製造方法 |
JP2004215420A (ja) * | 2003-01-06 | 2004-07-29 | Nittoku Eng Co Ltd | ステータ及びその製造方法 |
JP2006197787A (ja) * | 2005-01-10 | 2006-07-27 | Lg Electronics Inc | 往復動式モータの固定子及びその製造方法 |
JP2006217760A (ja) * | 2005-02-04 | 2006-08-17 | Shimano Singapore Pte Ltd | クローポール形発電機及び自転車用発電ハブ |
JP2007060858A (ja) * | 2005-08-26 | 2007-03-08 | Hitachi Industrial Equipment Systems Co Ltd | 電動パワーステアリング装置 |
JP2008061319A (ja) * | 2006-08-29 | 2008-03-13 | Sumitomo Electric Ind Ltd | ステータおよびステータの製造方法および内径リング |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2381559A2 (de) | 2010-04-24 | 2011-10-26 | Kolektor Group d.o.o. | Mehrphasige dynamoelektrische Maschine der Klauenpolbauart |
DE102010018146A1 (de) * | 2010-04-24 | 2011-10-27 | Kolektor Group D.O.O. | Mehrphasige dynamoelektrische Maschine der Klauenpolbauart |
WO2021235376A1 (ja) * | 2020-05-21 | 2021-11-25 | ダイキン工業株式会社 | 回転電機 |
JP2021184660A (ja) * | 2020-05-21 | 2021-12-02 | ダイキン工業株式会社 | 回転電機 |
TWI793608B (zh) * | 2020-05-21 | 2023-02-21 | 日商大金工業股份有限公司 | 旋轉電機 |
JP7258824B2 (ja) | 2020-05-21 | 2023-04-17 | ダイキン工業株式会社 | 回転電機 |
Also Published As
Publication number | Publication date |
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JPWO2010041301A1 (ja) | 2012-03-01 |
CN102217169B (zh) | 2013-11-06 |
CN102217169A (zh) | 2011-10-12 |
US20110273033A1 (en) | 2011-11-10 |
JP5361898B2 (ja) | 2013-12-04 |
US8760029B2 (en) | 2014-06-24 |
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