CN217740288U

CN217740288U - Strengthen magnetic force's magnet subassembly

Info

Publication number: CN217740288U
Application number: CN202221582968.6U
Authority: CN
Inventors: 童卫星
Original assignee: Shenzhen Tongyida Magnetic Industry Co ltd
Current assignee: Shenzhen Tongyida Magnetic Industry Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-11-04
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a strengthen magnet subassembly of magnetic force relates to magnet technical field, including gathering magnetism shell and a plurality of magnet, it is top surface opening or bottom surface open-ended casing to gather the magnetism shell, a plurality of magnets are all laid in gather in the magnetism shell, and one of them magnetic pole of every magnet exposes the opening of gathering the magnetism shell is when in, through setting up a plurality of magnets in gathering the magnetism shell, produces a plurality of magnetic fields to gathering magnetism to a plurality of magnets by gathering the magnetism shell, making the magnetic flux of gathering magnetism shell opening part strengthen by a wide margin, gathering under the unchangeable condition of magnetism shell size, under the unchangeable condition of volume of total volume promptly, magnetic force when making this magnet subassembly more traditional use single magnetic field of the magnetic force of gathering magnetism shell opening part strengthens by a wide margin through the quantity that changes magnetic field.

Description

Strengthen magnetic force's magnet subassembly

Technical Field

The utility model relates to a magnet technical field specifically is a strengthen magnetic force's magnet subassembly.

Background

The magnet can generate a magnetic field, has the characteristic of attracting ferromagnetic substances such as iron, nickel, cobalt and other metals, and is widely applied in commercialization at present; the Nd-Fe-B magnet is the most commonly used Ferrite permanent magnet material, has extremely high magnetic performance, and the maximum magnetic energy product (BHmax) of the Nd-Fe-B magnet is more than 10 times higher than that of Ferrite (Ferrite). The mechanical processing performance of the material is quite good. The working temperature can reach 200 ℃ at most. And the magnetic hook is hard in texture, stable in performance and good in cost performance, so that the magnetic hook is extremely widely applied to magnetic hooks, and rotors of motors or generators. However, because of their chemical reactivity, their surface coatings must be treated. (e.g., zn, ni plating, electrophoresis, passivation, etc.).

At present, the application of the magnet gathering technology to the magnet is mostly as patent No. 202022937962.3, and the irony magnet fixing device with the magnetic force enhancing and gathering structure is mostly as shown in fig. 1 and fig. 2, a hollow arrow line in fig. 2 represents a magnetic force line, and comprises a magnet gathering sheet (1), an inner groove (2) and a magnet (3), wherein the inner groove (2) is formed above the outer wall of the magnet gathering sheet (1), the magnet (3) is arranged inside the inner groove (2), the magnet gathering sheet (1) is connected with the magnet (3), and different modeling iron sheets are added on one surface or multiple surfaces of the magnet according to the magnet gathering characteristic so as to enhance the magnetic force of the magnet or the magnet group. Although the magnetic force of the side without the iron sheet of the magnet group is increased to a certain extent, the adopted magnet is a whole block of magnetic block, and the magnetic field on the whole block of magnetic block is only one, so that the magnetic flux of the magnet group can be enhanced only based on one magnetic field and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: a magnetic force enhancing magnet assembly comprises a magnetism gathering shell and a plurality of magnets, wherein the magnetism gathering shell is a shell with an opening on the top surface or an opening on the bottom surface, the magnets are all laid in the magnetism gathering shell, and one magnetic pole of each magnet is exposed in the opening of the magnetism gathering shell.

As a further aspect of the present invention: the plurality of magnets comprise at least 2 first magnets with upward S poles and at least 1 second magnet with upward N poles, and the first magnets and the second magnets are arranged in a staggered mode.

As a further aspect of the present invention: the S pole of each magnet is disposed upward.

As a further aspect of the present invention: the magnets are mutually compactly arranged, and the whole magnet formed by the magnets is clamped by the inner side wall of the magnetism gathering shell.

As a further aspect of the present invention: the magnets are made on the same magnetic block.

As a further aspect of the present invention: the magnets are laid in the magnetism gathering shell in a plane shape or an arc surface shape.

As a further aspect of the present invention: a plurality of notches are formed in the edge of the opening of the magnetism gathering shell.

As a further aspect of the present invention: the magnetism gathering shell is made of soft magnetic materials.

Compared with the prior art, the beneficial effects of the utility model are as follows: through set up a plurality of magnets in gathering the magnetism shell, produce a plurality of magnetic fields to gather magnetism to a plurality of magnetic fields by gathering the magnetism shell, make the magnetic flux of gathering magnetism shell opening part strengthen by a wide margin, under gathering the unchangeable condition of magnetism shell size, under the unchangeable condition of volume promptly, magnetic force when making this magnet subassembly more traditional use single magnetic field of magnetic force of gathering magnetism shell opening part strengthens by a wide margin through the quantity that changes magnetic field.

Drawings

FIG. 1 is a schematic diagram of a prior art configuration;

FIG. 2 isbase:Sub>A cross-sectional view taken along A-A of FIG. 1;

fig. 3 is a schematic structural diagram of the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

fig. 5 is another schematic structural diagram of the present invention;

FIG. 6 is a cross-sectional view taken along the line C-C of FIG. 5;

FIG. 7 is a comparison graph of magnetic lines of force according to the present invention;

fig. 8 is a further schematic structural view of the present invention;

FIG. 9 is a cross-sectional view taken along line D-D of FIG. 8;

fig. 10 is a schematic view of another embodiment of the present invention;

FIG. 11 is a cross-sectional view taken along the line E-E in FIG. 10;

fig. 12 is a structural diagram of the magnetic convergence shell in which a plurality of magnets are laid in an arc shape;

fig. 13 is another structural diagram of the present invention in which a plurality of magnets are arranged in an arc shape on the magnetism collecting shell;

the reference numerals and names in the figures are as follows:

a magnetism gathering shell-1, an inner groove-2, a magnet-3, a gap-4, a first magnet-31 and a second magnet-32.

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.

The arrowed lines in fig. 2, 4, 6, 7, 9, 11 are used to illustrate the magnetic field lines.

Referring to fig. 3-13, a magnetic assembly for enhancing magnetic force includes a magnetism gathering shell 1 and a plurality of magnets 3, wherein the magnetism gathering shell 1 is a shell with an open top surface or an open bottom surface, the magnetism gathering shell 1 correspondingly has an inner groove 2 for fixing the plurality of magnets, the plurality of magnets are all laid in the magnetism gathering shell 1, and one magnetic pole of each magnet 3 is exposed in the opening of the magnetism gathering shell 1. The poly-magnetic shell 1 is made of a soft magnetic material, preferably a permalloy material. According to the magnet gathering property, the poly-magnetic shell 1 is added on a plurality of surfaces of the whole magnet body formed by a plurality of magnets 3, and the poly-magnetic shell 1 is used for gathering more magnetic flux into a working air gap at the opening of the poly-magnetic shell 1 so as to enhance the magnetic force of the magnet assembly at the opening of the poly-magnetic shell 1. For the explanation of the magnetic gathering shell, the relevant description in the description part of the utility model 'a magnet assembly' with patent number 202122984309.7 can also be consulted.

Through set up a plurality of magnets 3 in gathering magnetism shell 1, produce a plurality of magnetic fields to gather magnetism to a plurality of magnetic fields by gathering magnetism shell 1, make the magnetic flux of gathering magnetism shell 1 opening part strengthen by a wide margin, under the unchangeable condition of gathering magnetism shell 1 size, under the unchangeable condition of total volume promptly, make this magnet subassembly strengthen by a wide margin at the magnetic force of gathering magnetism shell opening part when traditional single magnetic field of use through the quantity that changes magnetic field.

Preferably, a plurality of notches are formed in the edge of the opening of the magnetism gathering shell.

Preferably, a plurality of magnets are laid in the magnetism gathering shell in a planar or arc surface shape.

Referring to fig. 3-7, in the embodiment of the present invention, the plurality of magnets include at least 2 first magnets 31 with upward S poles and at least 1 second magnets 32 with upward N poles, and the first magnets 31 and the second magnets 32 are arranged in a staggered manner. The magnetic lines of force are schematically shown by the lines of arrows in fig. 4 and 6. Comparing fig. 2, fig. 4, and fig. 6, and as can be seen from fig. 7, the magnetic flux of the magnet assembly at the opening of the magnet-gathering shell 1 is significantly greater than that of the existing structure in fig. 2, and the magnetic force of the magnet assembly at the opening of the magnet-gathering shell 1 is improved by more than 30% compared with that of the existing structure.

Preferably, the plurality of magnets are arranged in a mutually compact manner, and the whole magnet formed by the plurality of magnets is clamped by the inner side wall of the magnetism gathering shell 1.

Referring to fig. 7-8, in the embodiment of the present invention, the S pole of each magnet 3 is disposed upward.

Preferably, the plurality of magnets are arranged in a mutually compact manner, the whole magnet body formed by the plurality of magnets 3 is clamped by the inner side wall of the magnetism gathering shell 1, the plurality of magnets 3 are fixed in the magnetism gathering shell 1 through the magnetism gathering shell 1, and the mutual repulsion between the adjacent magnets is solved by the forced clamping of the magnetism gathering shell 1 because the adjacent magnets 3 are arranged in the same direction (the S poles of the magnets 3 are all arranged upwards).

Referring to fig. 9-10, in the embodiment of the present invention, the S-pole of each magnet is disposed upward, and a plurality of magnets are made on the same magnetic block.

It is worth noting that the magnet assembly has a wide range of applications, both in stand-alone applications, such as positioning, attachment, etc., and as part of other mechanisms or devices, such as in motors, generators, for providing magnetic fields.

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. The magnetic force enhancing magnet assembly is characterized by comprising a magnetism gathering shell and a plurality of magnets, wherein the magnetism gathering shell is a shell with an opening on the top surface or an opening on the bottom surface, the magnets are all laid in the magnetism gathering shell, and one magnetic pole of each magnet is exposed in the opening of the magnetism gathering shell.

2. The magnetic force enhancing magnet assembly of claim 1, wherein the plurality of magnets includes at least 2 first magnets with S poles facing upward and at least 1 second magnets with N poles facing upward, the first magnets and the second magnets being staggered with respect to each other.

3. A magnetic force enhancing magnet assembly as claimed in claim 1, wherein the S pole of each magnet is disposed upwardly.

4. A magnetic force enhancing magnet assembly as claimed in any one of claims 2 to 3, wherein the plurality of magnets are arranged in a compact arrangement with each other and the whole of the plurality of magnets is clamped by the inner side wall of the flux concentrating housing.

5. A magnetic force enhancing magnet assembly as claimed in claim 3, wherein the plurality of magnets are formed on the same magnetic block.

6. The magnetic force enhancing magnet assembly of claim 1, wherein a plurality of magnets are laid in the magnetism gathering shell in a planar or arc shape.

7. The magnetic force enhancing magnet assembly of claim 1, wherein the opening edge of the magnetism gathering shell is provided with a plurality of notches.

8. A magnetic force enhancing magnet assembly as claimed in claim 1, wherein the flux concentrating shell is made of soft magnetic material.