CN210380609U - Small permanent magnet generator - Google Patents
Small permanent magnet generator Download PDFInfo
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- CN210380609U CN210380609U CN201921393177.7U CN201921393177U CN210380609U CN 210380609 U CN210380609 U CN 210380609U CN 201921393177 U CN201921393177 U CN 201921393177U CN 210380609 U CN210380609 U CN 210380609U
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- rigid coupling
- permanent magnet
- magnet generator
- rotation
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Abstract
The utility model discloses a miniature permanent magnet generator, which comprises an outer shell, the left side rigid coupling of shell has the front end housing, the right side inner chamber rigid coupling of shell has the rear end cap, the right side rigid coupling of shell has the housing, the inner chamber center of shell is pegged graft and is had the axis of rotation, the rear side of axis of rotation has cup jointed fixed cover, the rigid coupling has the fan blade on the fixed cover, the fan blade passes through hexagon socket head cap bolt and fixed cover fastening connection, it has the parallel key to peg graft between fixed cover and the axis of rotation, the outer wall of axis of rotation has cup jointed the axle sleeve, the inner chamber lateral wall rigid coupling of shell has stator coil, the top rigid coupling of shell has first terminal box and second terminal box. The utility model discloses, it is big to solve the generator and can possess the space in the actual work, and permanent magnet generator's magnetic circuit structure is various, and the magnetic leakage way is very complicated and the proportion that magnetic leakage flux accounted for is great, ferromagnetic material part problem that the easier saturation again.
Description
Technical Field
The utility model relates to a generator technical field specifically is a miniature permanent magnet generator.
Background
The generator is mechanical equipment which converts other forms of energy into electric energy, is driven by a water turbine, a steam turbine, a diesel engine or other power machines, converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy and transmits the mechanical energy to the generator, and then the generator converts the mechanical energy into electric energy.
The generator has wide application in industrial and agricultural production, national defense, science and technology and daily life. The generator has many forms, but the working principle is based on the law of electromagnetic induction and the law of electromagnetic force. Appropriate magnetic conductive and electric conductive materials are used to form a magnetic circuit and a circuit which mutually perform electromagnetic induction so as to generate electromagnetic power and achieve the purpose of energy conversion.
The generator can occupy a large space in actual work, the magnetic circuit structure of the permanent magnet generator is various, the leakage magnetic circuit is very complex, the proportion of the leakage magnetic flux is large, and the ferromagnetic material part is easy to saturate. For this reason, we have designed a small permanent magnet generator.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a miniature permanent magnet generator solves the generator and can possess the space big in the actual work, and permanent magnet generator's magnetic circuit structure is various, and the magnetic leakage way is very complicated and the proportion that the magnetic leakage flux accounted for is great, the ferromagnetic material part problem of saturation more easily again.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a miniature permanent magnet generator, includes the shell, the left side rigid coupling of shell has the front end housing, the right side inner chamber rigid coupling of shell has the rear end cap, the right side rigid coupling of shell has the housing, peg graft at the inner chamber center of shell has the axis of rotation, and the left side of axis of rotation runs through the center of front end housing, the rear side of axis of rotation has cup jointed fixed cover, the fixed rigid coupling that sheathes in has the fan blade, the fan blade passes through hexagon socket head cap bolt and fixed cover fastening connection, it has the parallel key to peg graft between fixed cover and the axis of rotation, the axle sleeve has been cup jointed to the outer wall of axis of rotation, the inner chamber lateral wall rigid coupling of shell has stator coil, the top rigid coupling of shell has first terminal box and second terminal box, the junction.
In the foregoing small permanent magnet generator, the shaft sleeve is fixedly connected with the rotor, and the rotor is tightly connected with the shaft sleeve through a fastening bolt.
In the miniature permanent magnet generator, the number of the first junction boxes is one, the number of the second junction boxes is three, the three second junction boxes are arranged side by side at equal intervals, and the inner cavities of the first junction box and the second junction box are provided with waterproof joints.
In the small permanent magnet generator, the rotor is embedded with the magnetic steel, the magnetic steel is in one of a diamond shape, a tile shape, a square shape or a cylindrical shape, and the magnetic steel is made of an alnico alloy material.
In the foregoing small permanent magnet generator, the left side of the rotating shaft is provided with a mounting groove.
In the small permanent magnet generator, the inner cavity of the right side wall of the housing is provided with the plurality of groups of ventilation holes, and the ventilation holes are arranged in a circumferential array along the center of the right side wall of the housing.
The utility model has the advantages that: the first junction box is provided with one, the second junction box is provided with three, the three second junction boxes are arranged side by side at equal intervals, the inner cavities of the first junction box and the second junction box are provided with waterproof joints, the waterproof joints can prevent water and increase the waterproofness of the generator, the rotor is embedded with magnetic steel which is one of diamond, tile-shaped, square or cylindrical, the magnetic steel is made of aluminum-nickel-cobalt alloy materials, the saturation degree of a magnetic material part is increased, the proportion of magnetic leakage flux is reduced, the axial size of a rotating shaft is reduced, fan blades and the input end of the rotating shaft are integrated at one end, the shaft sleeve on the rotating shaft is fixedly connected with the rotor, the rotor is fixedly connected with the shaft sleeve through fastening bolts to drive the rotor to rotate and cut magnetic lines, induced electromotive force is generated in a stator coil to generate power generation output, the magnetic leakage path is, induced draft from housing tip wind gap and dispel the heat to the electric elements of generator inner chamber, it is mobile to increase the air, takes away the heat, has both reduced the volume and has guaranteed whole radiating effect again to reach this permanent magnet generator's high reliability, realize the on-vehicle installation, it is big to solve the generator and can occupy the space in the actual work, permanent magnet generator's magnetic structure is various, the magnetic leakage way is very complicated and the great problem of proportion that the magnetic leakage flux accounted for.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention.
In the figure: 1. the motor comprises a shell, 2, a front end cover, 3, a rear end cover, 4, a housing, 5, a fixing sleeve, 6, fan blades, 7, inner hexagon bolts, 8, a flat key, 9, a shaft sleeve, 901, a rotor, 902, a fastening bolt, 10, a stator coil, 11, a first junction box, 12, a second junction box, 1201, a waterproof joint, 13, a rotating shaft, 1301, a groove, 14 and a rotating bearing.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to FIGS. 1-2: a small permanent magnet generator comprises a shell 1, a front end cover 2 is fixedly connected to the left side of the shell 1, a rear end cover 3 is fixedly connected to the right side inner cavity of the shell 1, a housing 4 is fixedly connected to the right side of the shell 1, vent holes are formed in the right side inner cavity of the housing 4, a plurality of groups of vent holes are formed, the vent holes are arranged in a circumferential array along the center of the right side wall of the housing 4, a rotating shaft 13 is inserted into the center of the inner cavity of the shell 1, the left side of the rotating shaft 13 penetrates through the center of the front end cover 2, a mounting groove 1301 is formed in the left side of the rotating shaft 13, a fixing sleeve 5 is sleeved on the rear side of the rotating shaft 13, fan blades 6 are fixedly connected to the fixing sleeve 5, the fan blades 6 are fixedly connected to the fixing sleeve 5 through hexagon socket head bolts 7, a flat key 8 is inserted between the fixing sleeve 5 and the rotating, the magnetic steel is one of diamond, tile shape, square or cylinder shape, the magnetic steel is made of alnico alloy, the rotor 901 is fastened with the shaft sleeve 9 through fastening bolts 902, the inner cavity side wall of the housing 1 is fixedly connected with a stator coil 10, the top of the housing 1 is fixedly connected with a first junction box 11 and a second junction box 12, the first junction box 11 is provided with one, the second junction box 12 is provided with three, and the three second junction boxes 12 are arranged side by side at equal intervals, the inner cavities of the first junction box 11 and the second junction box 12 are both provided with waterproof joints 1201, and the joints of the rotating shaft 13, the front end cover 2 and the rear end cover 3 are both provided with rotating bearings 14.
To sum up, in the utility model, the first junction box 11 is provided with one, the second junction box 12 is provided with three, and three second junction boxes 12 are arranged side by side at equal intervals, the inner cavities of the first junction box 11 and the second junction box 12 are both provided with the waterproof joint 1201, can prevent water through the waterproof joint 1201, increase the waterproof performance of the generator, 901 on the rotor is inlaid with magnetic steel, the magnetic steel is diamond-shaped, tile-shaped, one of square or cylinder, the magnetic steel is made of alnico alloy material, the saturation of the magnetic material part is increased, the proportion of leakage flux is reduced, the axial size of the rotating shaft 13 is reduced, the fan blades 6 and the input end of the rotating shaft 13 are integrated at one end, the shaft sleeve 9 on the rotating shaft 13 is fixedly connected with the rotor 901, the rotor 901 is fixedly connected with the shaft sleeve through the fastening bolt 902, the rotor is driven to rotate and cut, make the magnetic leakage way obtain simplifying, and the magnetic leakage rate reduces, drive fan blade rotation simultaneously, induced draft from housing tip wind gap and dispel the heat to the electric elements of generator inner chamber, it is mobile to increase the air, take away the heat, both reduced volume has guaranteed whole radiating effect again, thereby reach this permanent magnet generator's high reliability, realize the on-vehicle installation, it is big to solve the generator and can occupy the space in actual work, permanent magnet generator's magnetic structure is various, the magnetic leakage way is very complicated and the great problem of proportion that the magnetic leakage flux accounted for.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A miniature permanent magnet generator comprising a housing (1), characterized in that: the left side rigid coupling of shell (1) has front end housing (2), the right side inner chamber rigid coupling of shell (1) has rear end housing (3), the right side rigid coupling of shell (1) has housing (4), the inner chamber center of shell (1) is pegged graft and is had axis of rotation (13), and the left side of axis of rotation (13) runs through the center of front end housing (2), the rear side of axis of rotation (13) has cup jointed fixed cover (5), the rigid coupling has fan blade (6) on fixed cover (5), fan blade (6) are through interior hexagon bolt (7) and fixed cover (5) fastening connection, it has parallel key (8) to peg graft between fixed cover (5) and axis of rotation (13), the outer wall of axis of rotation (13) has cup jointed axle sleeve (9), the inner chamber lateral wall rigid coupling of shell (1) has stator coil (10), the top rigid coupling of shell (1) has first terminal box (11) and second terminal box (12), and rotary bearings (14) are arranged at the joints of the rotary shaft (13) and the front end cover (2) and the rear end cover (3).
2. A miniature permanent magnet generator according to claim 1, wherein: the rotor (901) is fixedly connected to the shaft sleeve (9), and the rotor (901) is fixedly connected with the shaft sleeve (9) through a fastening bolt (902).
3. A miniature permanent magnet generator according to claim 1, wherein: the first junction box (11) is provided with one, the second junction boxes (12) are three, the three second junction boxes (12) are arranged side by side at equal intervals, and waterproof joints (1201) are arranged in inner cavities of the first junction box (11) and the second junction boxes (12).
4. A miniature permanent magnet generator according to claim 2, wherein: the rotor (901) is embedded with magnetic steel, the magnetic steel is in one of a diamond shape, a tile shape, a square shape or a cylindrical shape, and the magnetic steel is made of an aluminum-nickel-cobalt alloy material.
5. A miniature permanent magnet generator according to claim 1, wherein: and a mounting groove (1301) is formed in the left side of the rotating shaft (13).
6. A miniature permanent magnet generator according to claim 1, wherein: the right side wall inner chamber of housing (4) is opened there is the ventilation hole, the ventilation hole is opened there is the multiunit, and the ventilation hole is circumference array form setting along the right side wall center of housing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921393177.7U CN210380609U (en) | 2019-08-26 | 2019-08-26 | Small permanent magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921393177.7U CN210380609U (en) | 2019-08-26 | 2019-08-26 | Small permanent magnet generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210380609U true CN210380609U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921393177.7U Active CN210380609U (en) | 2019-08-26 | 2019-08-26 | Small permanent magnet generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571999A (en) * | 2019-08-26 | 2019-12-13 | 江苏东方康弛机电科技有限公司 | Small permanent magnet generator |
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2019
- 2019-08-26 CN CN201921393177.7U patent/CN210380609U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571999A (en) * | 2019-08-26 | 2019-12-13 | 江苏东方康弛机电科技有限公司 | Small permanent magnet generator |
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