CN213637218U - Permanent magnet special-shaped structure - Google Patents
Permanent magnet special-shaped structure Download PDFInfo
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- CN213637218U CN213637218U CN202022861153.9U CN202022861153U CN213637218U CN 213637218 U CN213637218 U CN 213637218U CN 202022861153 U CN202022861153 U CN 202022861153U CN 213637218 U CN213637218 U CN 213637218U
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Abstract
The utility model discloses a permanent magnet special-shaped structure, which comprises a magnet made of strontium ferrite magnetic material, wherein a plurality of vertical mounting holes are arranged on the magnet, a plurality of vertical semicircular grooves are respectively arranged on the lateral parts of the two sides of the magnet, a plating layer is arranged outside the magnet, and a mounting groove is arranged on the inner side of the magnet; the mounting hole comprises a large pore passage and a small pore passage; the plating layer of the magnet is sequentially provided with a first copper layer, a first nickel layer and a second copper layer from outside to inside; a reinforcing magnet made of neodymium iron boron magnetic material is arranged in the mounting groove; the reinforced magnet is externally provided with a plating layer, and the plating layer of the reinforced magnet is sequentially provided with a zinc layer, a second nickel layer, a tin layer and a third nickel layer from outside to inside. The utility model is convenient for fixing the position when in use; on the premise of ensuring the performance of the motor, the appearance of the motor can be reduced, and the cost of the motor can be reduced; the barrier property of the magnet and the reinforced magnet can be improved, the tolerance of the magnet and the reinforced magnet to the use environment stress is improved, and a high-performance permanent magnet product is provided.
Description
Technical Field
The utility model relates to a magnetic material especially relates to a permanent magnet dysmorphism structure.
Background
Permanent magnets, in particular permanent magnet shoes, are common components of electrical machines. The permanent magnetic shoe in the prior art comprises a ferrite material magnetic shoe and a neodymium iron boron material magnetic shoe. The ferrite material has low price, but the performance is also low, and the magnetic shoe product has large volume, so that the appearance of the motor is also large; the neodymium iron boron material has high price, but excellent performance, which causes high cost of the motor. How to combine the two to provide a magnet product with moderate price and good performance is a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: aiming at the defects of the prior art, the utility model provides a permanent magnet special-shaped structure which is convenient for fixing the position when in use; on the premise of ensuring the performance of the motor, the appearance of the motor can be reduced, and the cost of the motor can be reduced; the barrier property of the magnet and the reinforced magnet can be improved, the tolerance of the magnet and the reinforced magnet to the use environment stress is improved, and a high-performance permanent magnet product is provided.
The technical scheme is as follows: the utility model discloses a permanent magnet dysmorphism structure, its characterized in that: the magnetic iron comprises a magnet made of a strontium ferrite magnetic material, a plurality of vertical mounting holes are formed in the magnet, a plurality of vertical semicircular grooves are formed in the side portions of two sides of the magnet respectively, inclined planes are arranged at the top and the bottom of two sides of the magnet, a coating is arranged outside the magnet, and a mounting groove is formed in the inner side of the magnet; the mounting hole comprises a large pore passage and a small pore passage, and the large pore passage is communicated with the small pore passage; the plating layer of the magnet is sequentially provided with a first copper layer, a first nickel layer and a second copper layer from outside to inside; a reinforcing magnet made of neodymium iron boron magnetic material is arranged in the mounting groove; strengthen the magnet and pass through bonding material with the mounting groove and be connected, strengthen the magnet outside and be equipped with the cladding material, strengthen the cladding material of magnet and be equipped with zinc layer, second nickel layer, tin layer and third nickel layer from outer to interior in proper order.
Wherein, the lateral part of magnet both sides seted up 3 or 4 semicircular grooves respectively.
Wherein, the number of the mounting holes is 4 and the mounting holes are positioned at 4 corners of the magnet.
Wherein, the transverse section of the mounting hole is square or round.
Wherein the diameter ratio of the large pore channel to the small pore channel is 1.5-2: 1.
Has the advantages that: compared with the prior art, the utility model has the following apparent advantage: the utility model improves the magnetic shoe of the prior art, which is convenient for fixing the position when in use; the utility model can effectively reduce the appearance of the motor and reduce the manufacturing cost of the motor on the premise of ensuring the performance of the motor by combining the reinforcing magnet and the magnet; the utility model discloses a magnet and enhancement magnet outside are equipped with cladding material, can improve the magnet and strengthen the separation nature of magnet, improve magnet and strengthen the tolerance that the magnet threatened service environment, provide the permanent magnet product of high performance.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the mounting hole of the present invention;
FIG. 3 is a schematic structural diagram of the coating of the magnet according to the present invention;
FIG. 4 is a schematic structural view of the coating of the reinforced magnet of the present invention;
FIG. 1 shows a magnet; 2 is a mounting hole; 3 is an inclined plane; 4 is a semicircular groove; 5 is a mounting groove; 6 is a reinforcing magnet; 7 is a large pore channel; 8 is a small pore canal; 9 is a first copper layer; 10 is a first nickel layer; 11 is a second copper layer; 12 is a zinc layer; 13 is a second nickel layer; 14 is a tin layer; and 15 is a third nickel layer.
Detailed Description
The technical solution of the present invention will be further described with reference to the accompanying drawings and the detailed description.
The utility model discloses a permanent magnet special-shaped structure, including the magnet 1 that strontium ferrite magnetic material made and set up a plurality of vertical mounting holes 2 on magnet 1, magnet 1 both sides lateral part is seted up a plurality of vertical half slots 4 respectively, magnet 1 both sides top and bottom are equipped with inclined plane 3, magnet 1 outside is equipped with the cladding material, magnet 1 inboard is seted up mounting groove 5; the mounting hole 2 comprises a large pore passage 7 and a small pore passage 8, and the large pore passage 7 is communicated with the small pore passage 8; a first copper layer 9, a first nickel layer 10 and a second copper layer 11 are sequentially arranged on the plating layer of the magnet 1 from outside to inside; a reinforcing magnet 6 made of neodymium iron boron magnetic material is arranged in the mounting groove 5; the reinforcing magnet 6 is connected with the mounting groove 5 through bonding substances, a plating layer is arranged outside the reinforcing magnet 6, and a zinc layer 12, a second nickel layer 13, a tin layer 14 and a third nickel layer 15 are sequentially arranged on the plating layer of the reinforcing magnet 6 from outside to inside. Wherein, the lateral part of magnet 1 both sides is seted up 3 or 4 half slots 4 respectively. The number of mounting holes 2 is 4 and the mounting holes 2 are located at 4 corners of the magnet 1. The transverse cross-sectional shape of the mounting hole 2 is square or circular. The ratio of the diameter of the large pore passage 5 to the diameter of the small pore passage 6 is 1.5-2: 1.
The utility model discloses improve prior art's magnetic shoe structure, increased the setting of seting up and half slot 4 of mounting hole 2. The mounting hole 2 can be used for penetrating mounting pieces such as bolts; the semicircular groove 4 can form a circular groove when a plurality of magnets 1 are connected and used, so that the positions of the magnets 1 are fixed when the magnets are connected and used.
And simultaneously, the utility model discloses a mounting groove 5 has been seted up to 1 inboard of magnet, is equipped with the enhancement magnet 6 that neodymium iron boron magnetism nature material made in the mounting groove 5, and enhancement magnet 6 is connected through the bonding material with mounting groove 5, can decide whether to install as required. The outer magnet 1 that is made for strontium ferrite magnetic material of magnet, the rotor and the cooperation position that produce the biggest influence to motor moment adopt the enhancement magnet 6 that neodymium iron boron magnetic material made, and such integrated configuration can effectively reduce the appearance of motor, reduces the manufacturing cost of motor under the prerequisite of guaranteeing the motor performance.
Moreover, the plating layer of the magnet 1 of the utility model is provided with a first copper layer 9, a first nickel layer 10 and a second copper layer 11 in sequence from outside to inside; a zinc layer 12, a second nickel layer 13, a tin layer 14 and a third nickel layer 15 are sequentially arranged on the coating of the reinforcing magnet 6 from outside to inside; the barrier property of the magnet 1 and the reinforced magnet 6 can be improved, the tolerance of the magnet 1 and the reinforced magnet 6 to the use environment stress can be improved, and a high-performance permanent magnet product is provided.
Claims (5)
1. Permanent magnet dysmorphism structure, its characterized in that: the magnetic iron comprises a magnet (1) made of a strontium ferrite magnetic material, wherein a plurality of vertical mounting holes (2) are formed in the magnet (1), a plurality of vertical semicircular grooves (4) are formed in the side portions of two sides of the magnet (1) respectively, inclined planes (3) are arranged at the top and the bottom of two sides of the magnet (1), a coating is arranged outside the magnet (1), and a mounting groove (5) is formed in the inner side of the magnet (1); the mounting hole (2) comprises a large pore passage (7) and a small pore passage (8), and the large pore passage (7) is communicated with the small pore passage (8); a first copper layer (9), a first nickel layer (10) and a second copper layer (11) are sequentially arranged on the plating layer of the magnet (1) from outside to inside; a reinforcing magnet (6) made of neodymium iron boron magnetic material is arranged in the mounting groove (5); strengthen magnet (6) and mounting groove (5) and be connected through bonding material, strengthen magnet (6) outside and be equipped with the cladding material, strengthen the cladding material of magnet (6) and be equipped with zinc layer (12), second nickel layer (13), tin layer (14) and third nickel layer (15) from outer to interior in proper order.
2. A permanent magnet profile structure according to claim 1, wherein: the lateral parts of the two sides of the magnet (1) are respectively provided with 3 or 4 semicircular grooves (4).
3. A permanent magnet profile structure according to claim 1, wherein: the number of the mounting holes (2) is 4, and the mounting holes (2) are positioned at 4 corners of the magnet (1).
4. A permanent magnet profile structure according to claim 1, wherein: the transverse section of the mounting hole (2) is square or round.
5. A permanent magnet profile structure according to claim 1, wherein: the diameter ratio of the large pore passage (7) to the small pore passage (8) is 1.5-2: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022861153.9U CN213637218U (en) | 2020-12-03 | 2020-12-03 | Permanent magnet special-shaped structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022861153.9U CN213637218U (en) | 2020-12-03 | 2020-12-03 | Permanent magnet special-shaped structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213637218U true CN213637218U (en) | 2021-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022861153.9U Active CN213637218U (en) | 2020-12-03 | 2020-12-03 | Permanent magnet special-shaped structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213637218U (en) |
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2020
- 2020-12-03 CN CN202022861153.9U patent/CN213637218U/en active Active
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