CN210839100U - Homopolar opposite-direction magnetism squeezing magnet assembly structure - Google Patents
Homopolar opposite-direction magnetism squeezing magnet assembly structure Download PDFInfo
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- CN210839100U CN210839100U CN201921348590.1U CN201921348590U CN210839100U CN 210839100 U CN210839100 U CN 210839100U CN 201921348590 U CN201921348590 U CN 201921348590U CN 210839100 U CN210839100 U CN 210839100U
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Abstract
The utility model discloses a magnet subassembly structure of crowded magnetism of homopolar subtend, including the frame of moulding plastics, go up the magnetic shoe, the rotor tooth, magnetic shoe and yoke down, go up the magnetic shoe, magnetic shoe and yoke are installed inside the frame of moulding plastics down, and the rotor tooth is installed at the frame of moulding plastics inner wall, goes up the magnetic shoe and locates the top and the below of rotor tooth respectively down, goes up the magnetic shoe and is equipped with the same magnetic pole with magnetic shoe one side in opposite directions down, goes up the magnetic shoe and down the magnetic shoe respectively with horizontal plane formation for first contained angle and the second contained angle of opposite phase number each other, the utility model discloses utilize the principle of the crowded magnetism of homopolar subtend effectively to increase magnet subassembly's magnetic field intensity.
Description
Technical Field
The utility model relates to a motor spare part, in particular to homopolar subtend crowded magnetic magnet subassembly structure.
Background
The whole magnetic field of traditional ceiling fan external rotor magnet subassembly forms the magnetic field return circuit by the combination of a plurality of radial N, S utmost point magnetic shoes that magnetize at interval, utilizes the yoke circle to protect the magnetism to the magnetic field, and single magnetic field intensity is formed by single magnetic shoe and is sent, and under the work that some performance requirements are high, this kind of magnetic field intensity is comparatively weak, need to change material or increase the volume.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a homopolar opposite direction crowded magnetic magnet subassembly structure that magnetic field strength is big.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides a homopolar crowded magnetic magnet subassembly structure which characterized in that: comprises an injection molding frame part, an upper magnetic shoe, a rotor tooth, a lower magnetic shoe and a magnetic yoke, wherein the injection molding frame part is of a circular ring structure and comprises an upper frame part and a lower frame part, a first mounting chamber and a second mounting chamber are respectively arranged in the upper frame part and the lower frame part, the upper magnetic shoe and the lower magnetic shoe are respectively arranged in the first mounting chamber and the second mounting chamber, the inner wall of the injection molding frame is provided with a mounting groove, the rotor teeth are arranged in the mounting grooves, the upper magnetic shoe and the lower magnetic shoe are respectively arranged above and below the rotor teeth, the same magnetic poles are arranged on the opposite sides of the upper magnetic shoe and the lower magnetic shoe, the upper magnetic shoe and the lower magnetic shoe respectively form a first included angle and a second included angle which are opposite to each other with the horizontal plane, a mounting cavity is arranged in the injection molding frame piece, the magnet yoke is of a circular ring structure, the magnet yoke is installed in the installation cavity, and the upper magnetic shoe, the rotor tooth and the lower magnetic shoe are all arranged in the inner ring of the magnet yoke.
The utility model discloses a further improvement, the mounting groove respectively with first installation room reaches second installation room intercommunication, the rotor tooth respectively in go up the magnetic shoe and reach the contact of magnetic shoe down.
The utility model discloses a further improvement, the internal surface of rotor tooth with the frame inner wall of moulding plastics be equipped with the same radian and with the frame inner wall butt of moulding plastics.
The utility model discloses a further improvement, go up the magnetic shoe and respectively be equipped with 14 and around frame center pin evenly distributed down the magnetic shoe, the adjacent magnetic shoe that goes up reaches down the magnetic pole of magnetic shoe is opposite.
By adopting the technical scheme, in the same group of magnetic poles, the upper magnetic shoe and the lower magnetic shoe are installed in the injection molding support at a certain angle, the magnetic fields of the upper magnetic shoe and the lower magnetic shoe are mutually extruded and forced under the principle that like poles repel each other and opposite poles attract each other, the magnetic field intensity is enhanced, the effect that one magnetic field is larger than two is achieved, the magnetic field is enabled to be close to the given direction by utilizing the magnetic yoke to protect the magnetic field and the rotor teeth to conduct magnetic, the magnetic field intensity of the motor is greatly enhanced, and the performance of the motor is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a schematic position diagram of the upper and lower magnetic shoes;
the following are marked in the figure: 1. injection molding a frame piece; 11. an upper frame member; 111. a first installation chamber (111); 12. a lower frame member; 121. a second installation chamber; 13. mounting grooves; 14. a mounting cavity; 2. an upper magnetic shoe; 3. rotor teeth; 4. a lower magnetic shoe; 5. and a magnetic yoke.
Detailed Description
As shown in the embodiments of the present invention in FIGS. 1-4, a magnet assembly structure with homopolar opposite magnetic extrusion comprises an injection frame 1, an upper magnetic shoe 2, a rotor tooth 3, a lower magnetic shoe 4 and a magnetic yoke 5, wherein the injection frame 1 is a circular ring structure, the injection frame 1 comprises an upper frame 11 and a lower frame 12, the upper frame 11 and the lower frame 12 are respectively provided with a first mounting chamber 111 and a second mounting chamber 121, the upper magnetic shoe 2 and the lower magnetic shoe 4 are respectively mounted in the first mounting chamber 111 and the second mounting chamber 121, the inner wall of the injection frame 1 is provided with a mounting groove 13, the rotor tooth 3 is mounted in the mounting groove 13, the upper magnetic shoe 2, the rotor tooth 3, the lower magnetic shoe 4 and the magnetic yoke 5 are firstly placed in a positioning mold, and then through injection molding, an integrated magnet assembly can be processed, the rotor tooth 3 is made of iron, stainless steel and other magnetic materials, which has a guiding effect on a magnetic field, the inner surface of the rotor tooth 3 has the same radian with the inner wall of the frame and is abutted against the inner wall of the frame, keeping the smoothness of the inner wall of the magnet assembly, each of the upper magnetic shoe 2 and the lower magnetic shoe 4 is provided with 14 magnetic shoes which are uniformly distributed around the central axis of the frame, the magnetic poles of the adjacent upper magnetic shoe 2 and the lower magnetic shoe 4 are opposite to each other to form the whole magnetic field of the magnet assembly, the upper magnetic shoe 2 and the lower magnetic shoe 4 are respectively arranged above and below the rotor teeth 3, one side of the upper magnetic shoe 2 opposite to the lower magnetic shoe 4 is provided with the same magnetic pole, the upper magnetic shoe 2 and the lower magnetic shoe 4 respectively form a first included angle and a second included angle which are opposite to each other with the horizontal plane, the degree of the first included angle is preferably 20-30 degrees, in the embodiment, the first included angle is 25 degrees, so the second included angle is-25 degrees, the installation groove 13 is respectively communicated with the first installation chamber 111 and the second installation chamber 121, the rotor teeth 3 are respectively contacted with the upper magnetic shoe 2 and the lower magnetic shoe 4 to ensure the effect of magnetic conduction, as shown in figure 4, in the same group, the opposite sides of the upper magnetic shoe, the opposite side of another adjacent group of magnetic poles is the S pole, the upper magnetic shoe and the lower magnetic shoe are arranged in the injection molding support with a certain angle, the polarities of the magnetic shoes are the same, the magnetic fields of the upper magnetic shoe and the lower magnetic shoe are mutually squeezed under the principle that like poles repel each other and opposite poles attract each other, then the magnetic field intensity is enhanced through the guidance of the rotor teeth 3, the effect that one magnetic field is added and larger than two magnetic fields is achieved, the installation cavity 14 is arranged inside the injection molding frame piece 1, the magnetic yoke 5 is of a circular ring structure, the magnetic yoke 5 is arranged in the installation cavity 14, the upper magnetic shoe 2, the rotor teeth 3 and the lower magnetic shoe 4 are all arranged in the inner ring of the magnetic yoke 5, magnetic field leakage is prevented from diffusing outwards, and the mutual magnetic effect is.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. The utility model provides a homopolar crowded magnetic magnet subassembly structure which characterized in that: including moulding plastics frame spare (1), go up magnetic shoe (2), rotor tooth (3), magnetic shoe (4) and yoke (5) down, moulding plastics frame spare (1) and being the ring structure, moulding plastics frame spare (1) and including last frame spare (11) and lower frame spare (12), go up frame spare (11) and lower frame spare (12) inside is equipped with first installation room (111) and second installation room (121) respectively, go up magnetic shoe (2) and magnetic shoe (4) are installed down in first installation room (111) and second installation room (121), mould plastics frame spare (1) inner wall and be equipped with mounting groove (13), rotor tooth (3) are installed in mounting groove (13), go up magnetic shoe (2) and lower magnetic shoe (4) and locate the top and the below of rotor tooth (3) respectively, go up magnetic shoe (2) and lower magnetic shoe (4) one side in opposite directions and be equipped with the same magnetic pole down, go up magnetic shoe (2) and lower magnetic shoe (4) each other and be the first horizontal plane and form the contained angle and first number respectively Two contained angles, the frame spare (1) inside of moulding plastics is equipped with installation cavity (14), yoke (5) are the ring structure, and install yoke (5) in installation cavity (14), go up magnetic shoe (2), rotor tooth (3) and lower magnetic shoe (4) and all locate in the inner ring of yoke (5).
2. The homopolar opposed-poled magnet assembly structure of claim 1, wherein: the mounting groove (13) is respectively communicated with the first mounting chamber (111) and the second mounting chamber (121), and the rotor teeth (3) are respectively contacted with the upper magnetic shoe (2) and the lower magnetic shoe (4).
3. The homopolar opposed-poled magnet assembly structure of claim 1, wherein: the inner surface of the rotor teeth (3) and the inner wall of the injection molding frame (1) are provided with the same radian and are abutted against the inner wall of the injection molding frame (1).
4. The homopolar opposed-poled magnet assembly structure of claim 1, wherein: the upper magnetic shoe (2) and the lower magnetic shoe (4) are respectively provided with 14 and are uniformly distributed around the central shaft of the frame piece, and the magnetic poles of the adjacent upper magnetic shoe (2) and the lower magnetic shoe (4) are opposite.
5. The homopolar opposed-poled magnet assembly structure of claim 1, wherein: the first included angle is 20-30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921348590.1U CN210839100U (en) | 2019-08-19 | 2019-08-19 | Homopolar opposite-direction magnetism squeezing magnet assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921348590.1U CN210839100U (en) | 2019-08-19 | 2019-08-19 | Homopolar opposite-direction magnetism squeezing magnet assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210839100U true CN210839100U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921348590.1U Active CN210839100U (en) | 2019-08-19 | 2019-08-19 | Homopolar opposite-direction magnetism squeezing magnet assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210839100U (en) |
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2019
- 2019-08-19 CN CN201921348590.1U patent/CN210839100U/en active Active
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