CN213277668U

CN213277668U - Special-shaped magnet

Info

Publication number: CN213277668U
Application number: CN202022127728.4U
Authority: CN
Inventors: 孙旭豪; 程军; 薛云
Original assignee: Dongguan Qianglian Magnet Co ltd
Current assignee: Dongguan Qianglian Magnet Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-05-25
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a special-shaped magnet, including the magnet body, magnet body cross section personally submits the pentagon star shape, the pentagon of pentagon star is provided with the fillet respectively, magnet body surface fixing scribbles cladding material device, cladding material device includes the waterproof layer, the fixed corrosion-resistant layer that scribbles of upper surface of waterproof layer, the fixed protective layer that scribbles of upper surface of corrosion-resistant layer, the fixed high temperature resistant layer that scribbles of lower surface of corrosion-resistant layer, the fixed plating layer that scribbles of upper surface of protective layer, the fixed a plurality of through-hole that is equipped with of magnet body; the utility model can further avoid the magnet body from rusting due to the contact with water through the arrangement of the waterproof layer; the corrosion resistance of the magnet body can be improved through the arrangement of the corrosion-resistant layer; through the setting on high temperature resistant layer, improved the high temperature resistance performance of magnet, in addition, the nickel coating improves the wearability on magnet body surface to can prolong the life of magnet body.

Description

Special-shaped magnet

Technical Field

The utility model relates to a magnet technical development field specifically is a special-shaped magnet.

Background

The special-shaped magnet is called special-shaped, namely the product shape is not conventional, and the shape is as follows: tile magnets, spherical magnets, square magnets, cylindrical magnets, oversized circular ring magnets, and the like. The magnet is made of brittle material, the processing procedure is complicated, the magnet is generally processed by processing technologies such as grinding, linear cutting and the like, and the processing modes can change the shape of the magnet, do not change the original magnetism of the magnet and do not demagnetize the magnet. The special-shaped magnet has the advantages of high product cost performance, good mechanical property, adaptability to various special requirements and wide application. With the application range of the special-shaped magnet becoming larger and larger, the environment of the special-shaped magnet becomes more and more complex, however, the existing special-shaped magnet does not have waterproof, fireproof and corrosion resistance, so that the special-shaped magnet works in a corrosive environment and is easy to corrode and rust; in addition, the abnormal magnet loses the magnetism condition due to overhigh temperature in the using process, so that the service life of the abnormal magnet is shortened.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art scheme, the utility model provides a dysmorphism magnet can the effectual problem that the solution background art provided.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a special-shaped magnet, includes the magnet body, the transversal pentagon star shape of personally submitting of magnet body, the pentagon of pentagon star is provided with the fillet respectively, magnet body external fixation scribbles the cladding material device, the cladding material device includes the waterproof layer, the last fixed surface of waterproof layer scribbles the corrosion-resistant layer, the last fixed surface of corrosion-resistant layer scribbles the protective layer, the lower fixed surface of corrosion-resistant layer scribbles high temperature resistant layer, the fixed surface scribbles the plating layer on the protective layer, the fixed a plurality of through-hole that is equipped with of magnet body.

By way of further illustration, the water barrier layer includes a polyurethane layer and an acrylic layer.

As a further illustration, the thickness of the polyurethane layer is 10 um-150 um, and the thickness of the acrylic layer is 20 um-200 um.

As further elaborated, the electroplated layer is an electroplated nickel layer.

As a further illustration, the radius of the fillet is 1-5 mm.

As a further illustration, the thickness of the high temperature resistant layer is 5-20 um.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can further avoid the magnet body from rusting due to the contact with water through the arrangement of the waterproof layer, thereby prolonging the service life of the magnet body; through the arrangement of the corrosion-resistant layer, the magnet body is easy to rust in acidic, alkaline, organic solvent, water and high-temperature and humid environments, so that the corrosion-resistant layer can improve the corrosion resistance of the magnet body; the high-temperature resistant layer is arranged, so that the high-temperature resistant performance of the magnet is improved, the condition that the magnet loses magnetism due to overhigh temperature of the magnet body is avoided, and the service life of the magnet body is prolonged; in addition, the nickel coating has high stability in the air, can resist the corrosion of the atmosphere, alkali and certain acid, can further improve the corrosion resistance of the magnet body, and has higher hardness, so that the wear resistance of the surface of the magnet body can be improved, and the service life of the magnet body can be prolonged.

Drawings

Fig. 1 is a front view of a special-shaped magnet according to the present invention;

FIG. 2 is a schematic structural diagram of a coating device for a special-shaped magnet according to the present invention;

fig. 3 is a schematic view of the internal structure of the waterproof layer of the special-shaped magnet according to the present invention;

fig. 4 is an internal structure diagram of the high temperature resistant layer of the special-shaped magnet of the present invention.

Reference numbers in the figures: 1. a magnet body; 2. round corners; 3. a plating device; 4. a waterproof layer; 5. a corrosion-resistant layer; 6. a protective layer; 7. a high temperature resistant layer; 8. electroplating layer; 9. a through hole; 10. a polyurethane layer; 11. an acrylic acid layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the special-shaped magnet comprises a magnet body 1, the cross section of the magnet body 1 is in a pentagram shape, the pentagram of the pentagram is provided with round corners 2, the outer surface of the magnet body 1 is fixedly coated with a coating device 3, the coating device 3 comprises a waterproof layer 4, the upper surface of the waterproof layer 4 is fixedly coated with an anti-corrosion layer 5, the upper surface of the anti-corrosion layer 5 is fixedly coated with a protective layer 6, the lower surface of the anti-corrosion layer 5 is fixedly coated with a high temperature resistant layer 7, the upper surface of the protective layer 6 is fixedly coated with an electroplated layer 8, and the magnet body is fixedly provided with a plurality of through holes 9.

Preferably, cladding material device 3 includes waterproof layer 4, through the setting of waterproof layer 4, can further avoid magnet body 1 because of with the water contact to lead to the rusty situation of magnet, prolonged magnet body 1's life.

Preferably, the corrosion-resistant layer 5 is fixedly coated on the upper surface of the waterproof layer 4, and the magnet body 1 is easily corroded by acidic, alkaline, organic solvent, water and high-temperature and humid environments, so that the corrosion-resistant layer 5 can improve the corrosion resistance of the magnet body 1.

Preferably, the magnet body is fixedly provided with a plurality of through holes 9, and the installation of the magnet body 1 can be facilitated due to the arrangement of the through holes 9.

Preferably, waterproof layer 4 includes polyurethane layer 10 and acrylic acid layer 11, and through setting up polyurethane layer 10, polyurethane layer 10 has higher mechanical strength and oxidative stability, has good oil resistance, solvent resistance, water resistance and fire resistance, and through setting up acrylic acid layer 11, acrylic acid layer 11 has fabulous weatherability, good oil resistance and water resistance, dry fast, and adhesive force is good, has improved the waterproof fire prevention and corrosion resistance of magnet body 1, and then has prolonged the life of magnet body 1.

Preferably, the electroplated layer 8 is an electroplated nickel layer, the stability of the electroplated nickel layer in air is high, and a very thin passive film can be rapidly generated on the surface due to the strong passivation capability of the metal nickel, so that the corrosion resistance of the magnet body 1 can be further improved; in addition, the hardness of the nickel plating layer is relatively high, so that the wear resistance of the surface of the magnet body 1 can be improved, and the service life of the magnet body 1 can be prolonged.

Preferably, the lower fixed surface of corrosion-resistant layer 5 scribbles high temperature resistant layer 7, through the setting of high temperature resistant layer 7, has improved the high temperature resistance of magnet, has avoided magnet body 1 to lead to the magnet to lose the magnetism situation because of the high temperature, has prolonged magnet body 1's life.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A special-shaped magnet is characterized in that: the magnet comprises a magnet body, the cross section of the magnet body is in a pentagram shape, the pentagram of the pentagram is provided with round corners respectively, the outer surface of the magnet body is fixedly coated with a coating device, the coating device comprises a waterproof layer, the upper surface of the waterproof layer is fixedly coated with an anti-corrosion layer, the upper surface of the anti-corrosion layer is fixedly coated with a protective layer, the lower surface of the anti-corrosion layer is fixedly coated with a high-temperature resistant layer, the upper surface of the protective layer is fixedly coated with an electroplated layer, and the magnet body is fixedly provided with a plurality of through holes.

2. A shaped magnet as claimed in claim 1, wherein: the waterproof layer comprises a polyurethane layer and an acrylic acid layer.

3. A shaped magnet as claimed in claim 2, wherein: the thickness of polyurethane layer is 10um ~ 150um, the thickness of acrylic acid layer is 20um ~ 200 um.

4. A shaped magnet as claimed in claim 1, wherein: the electroplated layer is an electroplated nickel layer.

5. A shaped magnet as claimed in claim 1, wherein: the radius of the fillet is 1-5 mm.

6. A shaped magnet as claimed in claim 1, wherein: the thickness of the high temperature resistant layer is 5-20 um.