CN106655545B - Stator with iron core of disk type wind driven generator and manufacturing method - Google Patents
Stator with iron core of disk type wind driven generator and manufacturing method Download PDFInfo
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- CN106655545B CN106655545B CN201710034168.8A CN201710034168A CN106655545B CN 106655545 B CN106655545 B CN 106655545B CN 201710034168 A CN201710034168 A CN 201710034168A CN 106655545 B CN106655545 B CN 106655545B
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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
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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
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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
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention relates to a stator with an iron core of a disk type wind driven generator and a manufacturing method thereof, belonging to the technical field of disk type wind power generation equipment. The technical proposal is as follows: a plurality of iron core holes (9) are uniformly arranged on the circuit board (11) along the circumferential direction, coil iron core structures are respectively arranged on the upper surface and the lower surface of the circuit board of each iron core hole (9), and the two coil iron core structures form an upper coil iron core structure (10) and a lower coil iron core structure which are independent in structure on the circuit board; the circuit board (11) and the upper and lower coil iron core structures (10) are cast and pressed into a whole through resin materials to form the iron core wind motor stator plate (12). The beneficial effects of the invention are as follows: the iron core coil structure is adopted, and the silicon steel sheet iron core is added into the hollow coil, so that the material is saved, the motor efficiency is improved, and the problems that the winding of the iron core is irregular, the material is wasted, the motor efficiency is low, and the iron core cannot be added in the ultrathin structure of the stator without the iron core in the prior art are solved.
Description
Technical Field
The invention relates to a stator with an iron core of a disk type wind driven generator and a manufacturing method thereof, belonging to the technical field of disk type wind power generation equipment.
Background
At present, a method for manufacturing a stator of a disc type wind driven generator mainly adopts a punched iron core disc or a wire frame to wind and insert the iron core, but in a double-sided coil stator of the disc type wind driven generator without an iron core or a stator with an ultrathin structure in the disc type wind driven generator, silicon steel sheets are difficult to be added into the double-sided structure, particularly, a stator with a circuit board and a coil with an oval inner triangle are difficult to manufacture into the stator of the disc type wind driven generator with the iron core, and the problems of irregular winding of the iron core, material waste, low motor efficiency and the like exist, so that the manufacturing process of the ultrathin structure of the stator without the iron core cannot be added.
Disclosure of Invention
The invention aims to provide a stator with an iron core of a disk type wind driven generator and a manufacturing method thereof, wherein an iron core coil structure is adopted, and a silicon steel sheet iron core is added into a hollow coil, so that materials are saved, the motor efficiency is improved, and the problems in the prior art are solved.
The technical scheme of the invention is as follows:
the stator of the disk type wind driven generator is provided with an iron core, a plurality of iron core holes are uniformly distributed on a circuit board along the circumferential direction, and the iron core holes are similar to triangular holes and are the same as the inner triangles of the coil; coil core structures are placed on the upper surface and the lower surface of the circuit board of each core hole, the hollow coils of the two coil core structures form double-layer coil arrangement on the upper surface and the lower surface of the core hole, and the two coil core structures form upper and lower coil core structures with independent structures on the circuit board; the plurality of air coils on the circuit board are connected according to the technical requirements of the wind driven generator to finish the arrangement of the stator coils; the circuit board and the upper and lower coil iron core structures are cast and pressed into a whole through resin materials to form the stator disc of the iron core wind turbine.
The coil iron core structure comprises a long iron core plate, a short iron core plate, a hollow coil and an I-shaped bracket; the long iron core plates and the short iron core plates are a plurality of silicon steel sheets with different lengths, are arranged into isosceles triangles from low to high and then from high to low, and are integrally pressed and formed to form a triangular iron core structure; i-shaped brackets are arranged on two sides of the triangular iron core structure, the I-shaped brackets are positioned at the highest position of the isosceles triangle, the number of silicon steel sheets on two sides of the I-shaped brackets is equal, the silicon steel sheets are uniformly and symmetrically arranged, and the silicon steel sheets are vertically arranged and are arranged in parallel with the I-shaped brackets;
the hollow coil is of a hollow structure, the hollow structure is similar to a triangle, and is called a coil inner triangle, and the shape of the coil inner triangle is matched with that of the triangle iron core structure; the hollow coil is sleeved on the triangular iron core structure, and one triangular iron core structure is matched with the inner triangle of the coil of the hollow coil to form the coil iron core structure.
The coil thickness of the stator disc of the iron core wind motor is the sum of the thicknesses of the double-layer coil arrangement and the circuit board; two ends of the width direction of the I-shaped bracket are arranged on the same plane with two outer planes of the double-layer coil arrangement; the triangular iron core structure occupies between 1/3~3/4 of the height of the upper and lower coil iron core structures, and the heights of the triangular iron core structures are different according to the characteristics and the generated power of the wind motor.
A method for manufacturing a stator with an iron core of a disk type wind driven generator comprises the following steps:
the long iron core plates and the short iron core plates are a plurality of silicon steel sheets with different lengths, are arranged into isosceles triangles from low to high and then from high to low, and are integrally pressed and formed to form a triangular iron core structure; i-shaped brackets are arranged on two sides of the triangular iron core structure, the I-shaped brackets are positioned at the highest position of the isosceles triangle, the number of silicon steel sheets on two sides of the I-shaped brackets is equal, the silicon steel sheets are uniformly and symmetrically arranged, and the silicon steel sheets are vertically arranged and are arranged in parallel with the I-shaped brackets; the hollow coil is of a hollow structure, the hollow structure is similar to a triangle, and is called a coil inner triangle, and the shape of the coil inner triangle is matched with that of the triangle iron core structure; the hollow coil is sleeved on the triangular iron core structure, and one triangular iron core structure is matched with the inner triangle of the coil of one hollow coil to form a coil iron core structure;
a plurality of iron core holes are uniformly arranged on the circuit board along the circumferential direction, and the iron core holes are similar to triangular holes and are the same as the inner triangles of the coil; coil core structures are placed on the upper surface and the lower surface of the circuit board of each core hole, the hollow coils of the two coil core structures form double-layer coil arrangement on the upper surface and the lower surface of the core hole, and the two coil core structures form upper and lower coil core structures with independent structures on the circuit board; the plurality of air coils on the circuit board are connected according to the technical requirements of the wind driven generator to finish the arrangement of the stator coils; the circuit board and the upper and lower coil iron core structures are cast and pressed into a whole through resin materials to form the stator disc of the iron core wind turbine.
The triangle-like shape of the present invention, which may also be referred to as an ellipse-like shape, is a bar shape having one end wider and the other end narrower.
The beneficial effects of the invention are as follows: the iron core coil structure is adopted, and the silicon steel sheet iron core is added into the hollow coil, so that the material is saved, the motor efficiency is improved, and the problems that the winding of the iron core is irregular, the material is wasted, the motor efficiency is low, and the iron core cannot be added in the ultrathin structure of the stator without the iron core in the prior art are solved.
Drawings
Fig. 1 is a schematic diagram of a triangular iron core according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a coil core structure according to an embodiment of the present invention;
fig. 3 is a schematic diagram of the structure of upper and lower coil cores according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a stator plate structure of an iron core wind motor according to an embodiment of the invention;
FIG. 5 is a schematic diagram of a circuit board structure according to an embodiment of the present invention;
in the figure: the stator comprises a long iron core plate 1, a triangular iron core structure 2, an inner coil triangle 3, an air core coil 4, an I-shaped bracket 5, a silicon steel sheet vertical arrangement 6, a stator coil arrangement 7, a double-layer coil arrangement 8, an iron core hole 9, an upper coil iron core structure 10, a lower coil iron core structure 10, a circuit board 11 and an iron core wind motor stator disc 12.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings.
A stator of a disk type wind driven generator is provided with an iron core, a plurality of iron core holes 9 are uniformly distributed on a circuit board 11 along the circumferential direction, and the iron core holes 9 are similar to triangular holes and are the same as the inner triangle 3 of a coil; coil core structures are placed on the upper surface and the lower surface of a circuit board of each core hole 9, the hollow coils 4 of the two coil core structures form a double-layer coil arrangement 8 on the upper side and the lower side of the core hole 9, and the two coil core structures form an upper coil core structure 10 and a lower coil core structure 10 which are independent in structure on the circuit board; the plurality of air coils 4 on the circuit board are connected according to the technical requirements of the wind driven generator to complete stator coil arrangement 7; the circuit board 11 and the upper and lower coil core structures 10 are cast and pressed into a whole through resin materials to form the stator plate 12 of the iron core wind turbine.
The coil iron core structure comprises a long iron core plate 1, a hollow coil 4 and an I-shaped bracket 5; the long and short iron core plates 1 are a plurality of silicon steel sheets with different lengths, are arranged into isosceles triangles from low to high and then from high to low, and are integrally pressed and formed to form a triangular iron core structure 2; the two sides of the triangular iron core structure 2 are provided with I-shaped brackets 5, the I-shaped brackets 5 are positioned at the highest position of the isosceles triangle, the number of silicon steel sheets at the two sides of the I-shaped brackets 5 is equal, the silicon steel sheets are uniformly and symmetrically arranged, and the silicon steel sheets are vertically arranged 6 and are arranged in parallel with the I-shaped brackets 5;
the hollow coil 4 is of a hollow structure, the hollow structure is similar to a triangle, and is called a coil inner triangle 3, and the shape of the coil inner triangle 3 is matched with that of the triangle iron core structure 2; the hollow coil 4 is sleeved on the triangular iron core structure 2, and one triangular iron core structure 2 is matched with the inner triangle 3 of one hollow coil 4 to form a coil iron core structure.
The coil thickness of the stator plate 12 of the iron core wind motor is the sum of the thickness of the double-layer coil arrangement 8 and the thickness of the circuit board 11; two ends of the H-shaped bracket 5 in the width direction are arranged on the same plane with two outer planes of the double-layer coil arrangement 8; the triangular iron core structure 2 occupies between 1/3~3/4 of the height of the upper and lower coil iron core structures 10, and the heights of the triangular iron core structures 2 are different according to the characteristics and the generated power of the wind motor.
The outline of the hollow coil 4 is similar to an ellipse, one end is larger, the other end is smaller, and the inside is hollow and similar to a triangle.
The upper and lower coil iron core structures 10 on the circuit board are formed by arranging a plurality of identical air coils, the air coils are respectively arranged on the circumference of the circuit board 11, and after the air coils 4 are connected in series and in parallel according to the technological requirements of the wind driven generator, the two sides of the circuit board are solidified and packaged together by resin.
A method for manufacturing a stator with an iron core of a disk type wind driven generator comprises the following steps:
the long and short iron core plates 1 are a plurality of silicon steel sheets with different lengths, are arranged into isosceles triangles from low to high and then from high to low, and are integrally pressed and formed to form a triangular iron core structure 2; the two sides of the triangular iron core structure 2 are provided with I-shaped brackets 5, the I-shaped brackets 5 are positioned at the highest position of the isosceles triangle, the number of silicon steel sheets at the two sides of the I-shaped brackets 5 is equal, the silicon steel sheets are uniformly and symmetrically arranged, and the silicon steel sheets are vertically arranged 6 and are arranged in parallel with the I-shaped brackets 5; the hollow coil 4 is of a hollow structure, the hollow structure is similar to a triangle, and is called a coil inner triangle 3, and the shape of the coil inner triangle 3 is matched with that of the triangle iron core structure 2; the hollow coil 4 is sleeved on the triangular iron core structure 2, and one triangular iron core structure 2 is matched with the inner triangle 3 of one hollow coil 4 to form a coil iron core structure;
a plurality of iron core holes 9 are uniformly arranged on the circuit board 11 along the circumferential direction, and the iron core holes 9 are similar to triangular holes and are the same as the inner triangle 3 of the coil; coil core structures are placed on the upper surface and the lower surface of a circuit board of each core hole 9, the hollow coils 4 of the two coil core structures form a double-layer coil arrangement 8 on the upper side and the lower side of the core hole 9, and the two coil core structures form an upper coil core structure 10 and a lower coil core structure 10 which are independent in structure on the circuit board; the plurality of air coils 4 on the circuit board are connected according to the technical requirements of the wind driven generator to complete stator coil arrangement 7; the circuit board 11 and the upper and lower coil core structures 10 are cast and pressed into a whole through resin materials to form the stator plate 12 of the iron core wind turbine.
More specific embodiments:
the multi-layer triangle long and short iron core plate 1 is formed by superposing a plurality of silicon steel sheets to form a triangle iron core structure 2, and two ends of the triangle iron core structure are provided with I-shaped brackets 5. After the vertical arrangement 6 of the silicon steel sheets in the inner triangle 3 of the coil 4 is arranged, the double-layer coil arrangement 8 and the iron core holes 9 on the circuit board are arranged to be combined into an independent upper and lower coil iron core structure 10 to form a stator coil arrangement 7, and the double-layer coil arrangement 8 and the connected circuit board 11 are packaged together by resin materials to form the stator disc 12 of the iron core wind power machine.
The silicon steel sheet is a triangular iron core structure 2, two ends of the silicon steel sheet are provided with I-shaped brackets 5 and are fixed together, and the triangular iron core structure 2 and the I-shaped brackets 5 are integrated into a whole in the shape of an inner triangle and an outer I, and are identical to the inner triangle of the oval hollow coil 4.
The triangular long and short iron core plate 1 is a triangular iron core structure 2 which is formed by superposing a plurality of silicon steel sheets with different lengths to form a two-sided symmetrical structure and is formed by pressing a plurality of layers of silicon steel sheets. The silicon steel sheets of the coil inner triangle 3 which is arranged in the hollow coil 4 are vertically arranged 6, the two ends of the I-shaped bracket 5 are on the same plane with the two outer planes of the double-layer coil, the thickness of the triangular iron core structure 2 is different according to the characteristics and the power of the generator, and is 1/3~3/4 of the thickness of the upper and lower coil iron core structures 10.
The independent upper and lower coil core structure 10 is composed of an upper and lower hollow coil 4 and a core hole 9 added in the middle of the upper and lower hollow coil, wherein the inner triangular holes are the same, a stator coil arrangement 7 is formed by a double-layer coil arrangement 8, and the upper and lower hollow coil 4 and the core hole 9 added in the middle of the circuit board are cast and pressed together by resin materials. The same upper and lower coil core structures 10 are formed by arranging a plurality of same air coils, and are respectively arranged on the circumference of the circuit board 11, and the air coil circuit connection structures are subjected to resin curing and packaging on two sides after being connected in series and parallel according to the technological requirements of the wind driven generator to form an iron core wind motor stator disc 12.
Claims (6)
1. A stator of a disk type wind driven generator with an iron core is characterized in that: a plurality of iron core holes (9) are uniformly arranged on the circuit board (11) along the circumferential direction, and the iron core holes (9) are similar to triangular holes and are the same as the inner triangle (3) of the coil; coil core structures are placed on the upper surface and the lower surface of a circuit board of each core hole (9), air coils (4) of the two coil core structures form double-layer coil arrangement (8) on the upper surface and the lower surface of the core hole (9), and the two coil core structures form upper and lower coil core structures (10) with independent structures on the circuit board; a plurality of air coils (4) on the circuit board are connected according to the technical requirements of the wind driven generator to complete stator coil arrangement (7); the circuit board (11) and the upper and lower coil iron core structures (10) are cast and pressed into a whole through resin materials to form an iron core wind motor stator disc (12);
the coil iron core structure comprises a long iron core plate (1), a hollow coil (4) and an I-shaped bracket (5); the long and short iron core pieces (1) are a plurality of silicon steel sheets with different lengths, are arranged into isosceles triangles from low to high and then from high to low, and are integrally pressed and formed to form a triangular iron core structure (2); the two sides of the triangular iron core structure (2) are provided with I-shaped brackets (5), the I-shaped brackets (5) are positioned at the highest position of the isosceles triangle, the number of silicon steel sheets at the two sides of the I-shaped brackets (5) is equal, the silicon steel sheets are uniformly and symmetrically arranged, and the silicon steel sheets are vertically arranged (6) and are arranged in parallel with the I-shaped brackets (5);
the hollow coil (4) is of a hollow structure, the hollow structure is similar to a triangle, and is called a coil inner triangle (3), and the shape of the coil inner triangle (3) is matched with that of the triangle iron core structure (2); the hollow coil (4) is sleeved on the triangular iron core structure (2), and one triangular iron core structure (2) is matched with the inner triangle (3) of the coil of the hollow coil (4) to form the coil iron core structure.
2. A stator for a disc wind power generator having a core as claimed in claim 1, wherein: the coil thickness of the stator disc (12) of the iron core wind motor is the sum of the thicknesses of the double-layer coil arrangement (8) and the circuit board (11).
3. A stator for a disc wind power generator having a core as claimed in claim 2, wherein: the two ends of the I-shaped bracket (5) in the width direction are arranged on the same plane with the two outer planes of the double-layer coil arrangement (8).
4. A stator for a disc wind power generator having a core as claimed in claim 2, wherein: the triangular iron core structure (2) occupies between 1/3~3/4 of the height of the upper and lower coil iron core structures (10), and the heights of the triangular iron core structures (2) are different according to the characteristics and the generated power of the wind motor.
5. A stator for a disc wind power generator having a core as claimed in claim 2, wherein: the appearance of the hollow coil (4) is similar to an ellipse, one end is larger, the other end is smaller, and the hollow inside is similar to a triangle.
6. A method for manufacturing a stator with an iron core of a disk type wind driven generator is characterized by comprising the following steps: the triangular iron core structure (2) is formed by arranging long and short iron core pieces (1) into isosceles triangles from low to high and then from high to low, and integrally pressing and forming the long and short iron core pieces (1) into a plurality of silicon steel sheets with different lengths; the two sides of the triangular iron core structure (2) are provided with I-shaped brackets (5), the I-shaped brackets (5) are positioned at the highest position of the isosceles triangle, the number of silicon steel sheets at the two sides of the I-shaped brackets (5) is equal, the silicon steel sheets are uniformly and symmetrically arranged, and the silicon steel sheets are vertically arranged (6) and are arranged in parallel with the I-shaped brackets (5); the hollow coil (4) is of a hollow structure, the hollow structure is similar to a triangle, and is called a coil inner triangle (3), and the shape of the coil inner triangle (3) is matched with that of the triangle iron core structure (2); the hollow coil (4) is sleeved on the triangular iron core structure (2), and one triangular iron core structure (2) is matched with the inner triangle (3) of the coil of the hollow coil (4) to form a coil iron core structure;
a plurality of iron core holes (9) are uniformly arranged on the circuit board (11) along the circumferential direction, and the iron core holes (9) are similar to triangular holes and are the same as the inner triangle (3) of the coil; coil core structures are placed on the upper surface and the lower surface of a circuit board of each core hole (9), air coils (4) of the two coil core structures form double-layer coil arrangement (8) on the upper surface and the lower surface of the core hole (9), and the two coil core structures form upper and lower coil core structures (10) with independent structures on the circuit board; a plurality of air coils (4) on the circuit board are connected according to the technical requirements of the wind driven generator to complete stator coil arrangement (7); the circuit board (11) and the upper and lower coil iron core structures (10) are cast and pressed into a whole through resin materials to form the iron core wind motor stator plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710034168.8A CN106655545B (en) | 2017-01-18 | 2017-01-18 | Stator with iron core of disk type wind driven generator and manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710034168.8A CN106655545B (en) | 2017-01-18 | 2017-01-18 | Stator with iron core of disk type wind driven generator and manufacturing method |
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| CN106655545A CN106655545A (en) | 2017-05-10 |
| CN106655545B true CN106655545B (en) | 2023-04-25 |
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Citations (2)
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| CN204145234U (en) * | 2014-03-28 | 2015-02-04 | 李�杰 | The efficient coreless disc type permanent-magnetic wind driven generator of a kind of breeze start-up |
| CN105471139A (en) * | 2015-12-16 | 2016-04-06 | 丁树文 | Iron core and magnetic yoke structure and machining process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4269907B2 (en) * | 2003-11-21 | 2009-05-27 | 株式会社豊田自動織機 | Assembly method of stator core in hermetic electric compressor |
| CN202712993U (en) * | 2012-06-11 | 2013-01-30 | 常效鹏 | Multi-hexagonal stator core motor |
| CN102801264B (en) * | 2012-09-04 | 2015-02-11 | 魏乐汉 | Permanent magnet laminated motor |
| CN103647383A (en) * | 2013-11-30 | 2014-03-19 | 重庆市乐尔佳机械有限公司 | Ultrahigh energy efficiency 4000W four-pole three-phase asynchronous motor |
| CN203659593U (en) * | 2013-12-17 | 2014-06-18 | 特变电工沈阳变压器集团有限公司 | Three-dimensional rolled iron core transformer |
| CN105356719B (en) * | 2015-11-24 | 2018-03-13 | 武汉华中数控股份有限公司 | A kind of straight-line motion mechanism of permanent magnetic linear synchronous motor |
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2017
- 2017-01-18 CN CN201710034168.8A patent/CN106655545B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204145234U (en) * | 2014-03-28 | 2015-02-04 | 李�杰 | The efficient coreless disc type permanent-magnetic wind driven generator of a kind of breeze start-up |
| CN105471139A (en) * | 2015-12-16 | 2016-04-06 | 丁树文 | Iron core and magnetic yoke structure and machining process |
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