CN213601713U - Flywheel generator outer rotor magnetizing device - Google Patents
Flywheel generator outer rotor magnetizing device Download PDFInfo
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- CN213601713U CN213601713U CN202021627961.2U CN202021627961U CN213601713U CN 213601713 U CN213601713 U CN 213601713U CN 202021627961 U CN202021627961 U CN 202021627961U CN 213601713 U CN213601713 U CN 213601713U
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Abstract
The utility model provides a flywheel generator external rotor magnetization device, include: the device comprises a base, an iron core, an electric coil, a bolt seat, a compression spring and a spring limiting pin; one end face of the iron core is fixedly connected with the upper surface of the base, an even number of radial grooves are uniformly arranged on the circumferential face of the iron core at intervals, the radial grooves are large in inner part and small in outer part, magnetic poles are formed between every two adjacent radial grooves, and each magnetic pole is wound with the electric coil, so that the two adjacent magnetic poles are respectively an N pole and an S pole; the bolt is a conical section, a small-diameter section and a large-diameter section from head to tail in sequence, a transverse through hole is formed in the small-diameter section, the small-diameter section penetrates through the front through hole and the rear through hole, the small-diameter section is sleeved with the compression spring, the spring limiting pin is inserted into the transverse through hole, and the conical section is aligned to one of the radial grooves. The utility model discloses a magnetization device overall structure is simple, convenient operation, and the steady quality magnetizes effectually.
Description
Technical Field
The utility model relates to a technical field that magnetizes specifically relates to a flywheel generator external rotor device that magnetizes.
Background
Referring to fig. 1, an outer rotor assembly 10 of a conventional flywheel generator includes a housing 101, six magnetic shoes 102, six positioning blocks 103, and six screws 104; the shell 101 is made by drawing a low carbon steel plate, six through holes are uniformly distributed on the outer wall of the shell, the magnetic shoes 102 are uniformly distributed on the inner side wall of the shell 101 and are fixed by the positioning blocks 103 and the screws 104, namely, one positioning block 103 is arranged between two adjacent magnetic shoes 102, and the screws 104 penetrate through the through holes and are in locking connection with the positioning blocks 103. After magnetizing, two adjacent magnetic poles of N and S are formed on the inner side surface of each magnetic tile, and twelve magnetic poles of orderly arranged N poles and S poles are formed on the inner side surfaces of the six magnetic tiles. When magnetizing, the magnetic pole of the magnetizing device must be aligned with the magnetic shoe, otherwise the magnetizing effect is affected, and the power of the flywheel generator is insufficient.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in providing a flywheel generator external rotor magnetization device, it is effectual to magnetize.
The utility model discloses a realize like this: an external rotor magnetizing device for a flywheel generator, comprising: the device comprises a base, an iron core, an electric coil, a bolt seat, a compression spring and a spring limiting pin;
one end face of the iron core is fixedly connected with the upper surface of the base, an even number of radial grooves are uniformly arranged on the circumferential face of the iron core at intervals, magnetic poles are formed between every two adjacent radial grooves, and each magnetic pole is wound with the electric coil, so that the two adjacent magnetic poles are respectively an N pole and an S pole;
the bolt seat is fixedly connected with the upper surface of the base, a transverse through groove is formed in the bolt seat, a limiting groove is formed in the front side wall of the transverse through groove, a front through hole and a rear through hole are further formed in the bolt seat, and the front through hole and the rear through hole are communicated with the transverse through groove and are intersected with the limiting groove;
the bolt is sequentially provided with a conical section, a small-diameter section and a large-diameter section from head to tail, the small-diameter section is provided with a transverse through hole, the small-diameter section penetrates through the front through hole and the rear through hole, the small-diameter section is sleeved with the compression spring, the spring limiting pin is inserted into the transverse through hole, one end of the compression spring abuts against the rear side wall of the transverse through groove, the other end of the compression spring abuts against the spring limiting pin, the spring limiting pin can be arranged in the limiting groove, and the conical section is aligned to one of the radial grooves.
Further, the side surface of the large-diameter section is a knurled surface.
Furthermore, the magnetic pole comprises a pole shoe and a pole body, the radial groove is a groove with a large inner part and a small outer part, and two end faces of the pole body are both sunken downwards and communicated with the radial groove.
Furthermore, the iron core further comprises a bolt, a positioning through hole is formed in the center of the iron core, a threaded hole is formed in the upper surface of the base, and the bolt penetrates through the positioning through hole and is in locking connection with the threaded hole.
Further, the base is provided with a power supply terminal, and the power supply terminal is connected with the outgoing line corresponding to the electric coil.
The utility model has the advantages that: 1. magnetic poles are formed between two adjacent radial grooves, a spring telescopic bolt is arranged and is aligned to one of the radial grooves, after the outer rotor assembly of the flywheel generator is sleeved on the iron core, the bolt is inserted into a central groove of one of the screws on the outer wall of the shell, the magnetic shoe can be aligned to the two corresponding magnetic poles, and the magnetizing effect is good. 2. The cooperation of spring spacer pin and spacing recess makes the bolt have the effect of locking, also convenient to detach shell. 3. The utility model discloses a magnetization device overall structure is simple, convenient operation, the steady quality.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of an outer rotor assembly of a conventional flywheel generator.
Fig. 2 is a schematic structural diagram of the external rotor magnetizing device of the flywheel generator of the present invention.
Fig. 3 is a schematic structural diagram of the iron core in the present invention.
Fig. 4 is a schematic structural diagram of the plug of the present invention.
Fig. 5 is a schematic structural view of the plug pin seat of the present invention.
Fig. 6 is an implementation state diagram of the external rotor magnetizing device of the flywheel generator of the present invention.
Reference numerals: a base 1; a table top 11; supporting legs 12; an iron core 2; a magnetic pole 21; a pole piece 211; a pole body 212; a radial groove 22; a ring groove 23; a positioning through hole 24; an electric coil 3; a bolt 4; a bolt seat 5; a transverse through slot 51; a stopper groove 52; front and rear through holes 53; a bolt 6; a conical section 61; a small diameter section 62; a transverse through hole 621; a large diameter section 63; a compression spring 7; a spring limit pin 8; a power supply terminal 9; an outer rotor assembly 10 of the flywheel generator; a housing 101; a magnetic shoe 102; a positioning block 103; a screw 104; a central slot 1041.
Detailed Description
The embodiment of the utility model provides a through providing a flywheel generator external rotor magnetization device, solved the poor technical problem of effect of magnetizing of flywheel generator external rotor among the prior art, realized magnetizing effectually, simple structure, convenient operation, stable in quality's technological effect.
The embodiment of the utility model provides an in technical scheme for solving above-mentioned problem, the general thinking is as follows: magnetic poles are formed between every two adjacent radial grooves, a spring telescopic bolt is arranged and is aligned to one of the radial grooves, after the outer rotor assembly of the flywheel generator is sleeved on the iron core, the bolt is inserted into a central groove of one of the screws on the outer wall of the shell, and the magnetic shoe can be aligned to the two corresponding magnetic poles.
For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.
Referring to fig. 1 to 6, the preferred embodiment of the external rotor magnetizing device of the flywheel generator of the present invention.
The utility model discloses a: the device comprises a base 1, an iron core 2, an electric coil 3, a bolt 6, a bolt seat 5, a compression spring 7 and a spring limit pin 8; the base 1 has a table 11 and four supporting legs 12 made of insulating material for supporting and fixing the iron core 2 and the pin base 5.
One end face of the iron core 2 is fixedly connected with the upper surface of the base 1, namely the iron core 2 is positioned on the table-board 11. The circumferential surface of the iron core 2 is uniformly provided with an even number of radial grooves 22 at intervals, a magnetic pole 21 is formed between every two adjacent radial grooves 22, the magnetic pole 21 comprises a pole shoe 211 and a pole body 212, the radial grooves 22 are grooves with large inner parts and small outer parts, and two end surfaces of the pole body 212 are both sunken downwards and communicated with the radial grooves 22. The iron core 2 is processed by low-carbon steel materials in the following processing mode: and annular grooves 23 are downwards concavely cut at the adjacent edges of two end faces of the iron core 2, the depth of the annular grooves is capable of accommodating coils, the surface of each coil is lower than the end face of the iron core 2, then radial grooves 22 with large inside and small outside are cut by a linear cutting technology to form pole shoes 211 and pole bodies 212, and the radial grooves 22 are communicated with the annular grooves 23 to form a winding space of the electric coil 3. Each magnetic pole 21 is wound with the electric coil 3, so that two adjacent magnetic poles 21 are respectively an N pole and an S pole; there are twelve magnetic poles 21.
The iron core positioning device is characterized by further comprising a bolt 4, a positioning through hole 24 is formed in the circle center of the iron core 2, a threaded hole is formed in the upper surface of the base 1, namely the table top 11, and the bolt 4 penetrates through the positioning through hole 24 and is connected with the threaded hole in a locking mode. The iron core 2 is fixed on the table top 11, and the iron core 2 is convenient to detach.
The bolt seat 5 is fixedly connected with the upper surface of the base 1, the bolt seat 5 is provided with a transverse through groove 51, the front side wall of the transverse through groove 51 is provided with a limiting groove 52, the bolt seat 5 is further provided with a front through hole 53 and a rear through hole 53, and the front through hole 53 and the rear through hole 53 are communicated with the transverse through groove 51 and are intersected with the limiting groove 52.
The bolt 6 is sequentially provided with a conical section 61, a small-diameter section 62 and a large-diameter section 63 from head to tail, the small-diameter section 62 is provided with a transverse through hole 621, the small-diameter section 62 penetrates through the front and rear through holes 53, the small-diameter section 62 is in small clearance fit with the front and rear through holes 53, and the bolt 6 can move and rotate in the front and rear through holes 53; the compression spring 7 is sleeved on the small-diameter section 62, the spring limit pin 8 is inserted into the transverse through hole 621, one end of the compression spring 7 abuts against the rear side wall of the transverse through groove 51, the other end of the compression spring 7 abuts against the spring limit pin 8, the spring limit pin 8 can be arranged in the limit groove 52, and the conical section 61 is aligned with one of the radial grooves 22.
The side of the large-diameter section 63 is a knurled surface, which facilitates the operation of the bolt 6. When the large-diameter section 63 of the bolt 6 is pulled outwards, the spring limiting pin 8 leaves the limiting groove 52, and the compression spring 7 is in a compressed state; the large-diameter section 63 is rotated, the spring limiting pin 8 rotates along with the large-diameter section 63, the compression spring 7 is reset after the large-diameter section 63 is loosened, and the spring limiting pin 8 is clamped on the front side wall of the transverse through groove 51. When the large-diameter section 63 is rotated reversely, the spring limit pin 8 can be clamped in the limit groove 52, and the bolt 6 is locked.
For stable and reliable magnetizing quality, when the iron core 2 and the pin seat 5 are installed and fixed, the pin 6 must be ensured to be aligned with a certain winding groove 22 at the edge of the iron core 2, and the height of the pin 6 from the table top 11 must be capable of being aligned with the central groove 1041 of the screw 104 of the flywheel generator outer rotor assembly 10.
The base 1 is provided with a power supply terminal 9, and the power supply terminal 9 is connected with an outgoing line corresponding to the electric coil 3. The power supply terminal 9 is connected with the magnetizing switch, and after the electric coil 3 is electrified, the twelve magnetic poles 21 generate N, S magnetic fields which are orderly arranged one by one. The twelve electric coils 3 can be formed by winding one electric wire one by one; the two ends of this wire are connected to the corresponding power terminals 9 via lead-out wires.
Referring to fig. 6, when the magnetizing device of the present invention is used for magnetizing, the operation steps are as follows:
1. the base 1 is placed on a worktable, and the power supply terminal 9 is connected to the magnetizing switch by a lead.
2. The flywheel generator outer rotor assembly 10 to be magnetized is sleeved on the iron core 2, the outer shell 101 of the outer rotor assembly is rotated to enable the central groove 1041 of one screw 104 to be aligned with the conical head of the conical section 61 of the bolt 6, then the bolt 6 is rotated, the spring limiting pin 8 enters the limiting groove 52 under the reset action of the compression spring 7, and meanwhile, the conical head of the conical section 61 of the bolt 6 is inserted into the central groove 1041 of the screw 104, so that the flywheel generator outer rotor assembly 10 is accurately positioned.
3. And (3) pressing a magnetizing switch, and enabling a special magnetizing power supply to generate N, S-pole magnetic fields in orderly arrangement one by twelve magnetic poles 21 on the circumferential edge of the iron core 2 through the electric coil 3 so as to magnetize the magnetic shoes 102 of the outer rotor assembly 10 of the flywheel generator.
4. When the magnetizing operation is finished, the magnetizing switch is automatically switched off, then the large-diameter section 63 of the bolt 6 is held and pulled backwards, the bolt 6 is rotated to enable the spring limiting pin 8 to be erected on the front side wall of the transverse through groove 51, and then the magnetized flywheel generator outer rotor is taken out to perform the magnetizing operation of the next flywheel generator outer rotor. The utility model has the advantages of simple structure, convenient operation, stable quality and reliability.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (5)
1. The utility model provides a flywheel generator outer rotor magnetization device which characterized in that includes: the device comprises a base, an iron core, an electric coil, a bolt seat, a compression spring and a spring limiting pin;
one end face of the iron core is fixedly connected with the upper surface of the base, an even number of radial grooves are uniformly arranged on the circumferential face of the iron core at intervals, magnetic poles are formed between every two adjacent radial grooves, and each magnetic pole is wound with the electric coil, so that the two adjacent magnetic poles are respectively an N pole and an S pole;
the bolt seat is fixedly connected with the upper surface of the base, a transverse through groove is formed in the bolt seat, a limiting groove is formed in the front side wall of the transverse through groove, a front through hole and a rear through hole are further formed in the bolt seat, and the front through hole and the rear through hole are communicated with the transverse through groove and are intersected with the limiting groove;
the bolt is sequentially provided with a conical section, a small-diameter section and a large-diameter section from head to tail, the small-diameter section is provided with a transverse through hole, the small-diameter section penetrates through the front through hole and the rear through hole, the small-diameter section is sleeved with the compression spring, the spring limiting pin is inserted into the transverse through hole, one end of the compression spring abuts against the rear side wall of the transverse through groove, the other end of the compression spring abuts against the spring limiting pin, the spring limiting pin can be arranged in the limiting groove, and the conical section is aligned to one of the radial grooves.
2. The external rotor magnetizing apparatus for a flywheel generator of claim 1, wherein the side surface of the large diameter section is a knurled surface.
3. The external rotor magnetizing device for the flywheel generator of claim 1, wherein the magnetic pole comprises a pole shoe and a pole body, the radial groove is a groove with a large inner part and a small outer part, and two end faces of the pole body are both recessed downwards and communicated with the radial groove.
4. The external rotor magnetizing device for the flywheel generator of claim 1, further comprising a bolt, wherein a positioning through hole is formed in a center of the iron core, a threaded hole is formed in an upper surface of the base, and the bolt penetrates through the positioning through hole and is in locking connection with the threaded hole.
5. The external rotor magnetizing apparatus for a flywheel generator of claim 1, wherein the base has power terminals connected to corresponding lead-out wires of the electric coils.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021627961.2U CN213601713U (en) | 2020-08-07 | 2020-08-07 | Flywheel generator outer rotor magnetizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021627961.2U CN213601713U (en) | 2020-08-07 | 2020-08-07 | Flywheel generator outer rotor magnetizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213601713U true CN213601713U (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021627961.2U Active CN213601713U (en) | 2020-08-07 | 2020-08-07 | Flywheel generator outer rotor magnetizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213601713U (en) |
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2020
- 2020-08-07 CN CN202021627961.2U patent/CN213601713U/en active Active
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