Ferrite permanent magnet element

Abstract

The utility model relates to the technical field of ferrite permanent magnet elements, and discloses a ferrite permanent magnet element, which comprises a ferrite permanent magnet element body, a plurality of winding grooves are arranged on the front end face and the rear end face of the ferrite permanent magnet element body, a plurality of plug-in lugs are uniformly distributed on the periphery of the ferrite permanent magnet element body, and the plug-in lugs are arranged in the winding grooves. An iron shielding cover is arranged on the outer side of the ferrite permanent magnet element body, a plurality of inserting grooves are evenly distributed in the periphery of the inner side of the iron shielding cover, and a cavity for containing a coil exists between the outer side of the ferrite permanent magnet element body and the inner side of the iron shielding cover. According to the utility model, the winding groove is arranged on the ferrite permanent magnet element body, so that the stability of the coil wound on the ferrite permanent magnet element body can be improved, and the iron shielding cover is arranged, so that the influence of electromagnetic signal interference on a magnetic field generated by the coil can be shielded, and the stability of the magnetic field is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ferrite permanent magnet components, in particular to a ferrite permanent magnet component. Background Art

[0002] Ferrite permanent magnet components are a type of permanent magnet mainly made of strontium oxide or barium oxide and ferric oxide. They have strong anti-demagnetization properties and low cost. They are usually made by using a hydraulic press to press the pre-burned ferrite material, and then sintering it to obtain ferrite permanent magnet components.

[0003] When the existing ferrite permanent magnet component is in use, the stability of the coil wound on the ferrite permanent magnet component body is not high and it is easy to slip. Secondly, it cannot shield the influence of electromagnetic signal interference on the magnetic field generated by the coil, affecting the stability of the magnetic field. In addition, the existing ferrite permanent magnet component does not have moisture-proof performance, which is not conducive to the normal operation of the ferrite permanent magnet component. Therefore, there is an urgent need for a ferrite permanent magnet component to solve the above technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide a ferrite permanent magnet component to solve the problem of the existing ferrite permanent magnet component proposed in the above background technology. When in use, the stability of the coil wound on the ferrite permanent magnet component body is not high and it is easy to slide sideways. Secondly, it cannot shield the influence of electromagnetic signal interference on the magnetic field generated by the coil, affecting the stability of the magnetic field. In addition, the existing ferrite permanent magnet component does not have moisture-proof performance, which is not conducive to the normal operation of the ferrite permanent magnet component.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A ferrite permanent magnet component comprises a ferrite permanent magnet component body, a front end face and a rear end face of the ferrite permanent magnet component body are both provided with a plurality of winding grooves, a plurality of plug-in protrusions are evenly distributed around the ferrite permanent magnet component body, an iron shielding cover is provided on the outer side of the ferrite permanent magnet component body, a plurality of plug-in grooves are evenly distributed around the inner side of the iron shielding cover, a chamber for accommodating a coil is provided between the outer side of the ferrite permanent magnet component body and the inner side of the iron shielding cover, the ferrite permanent magnet component body is plugged into the plurality of plug-in grooves on the iron shielding cover via the plurality of plug-in protrusions, and a moisture-proof layer is provided on the outer side of the iron shielding cover.

[0007] As a preferred technical solution of the utility model, there is a transition fit between the plug-in protrusion and the plug-in groove.

[0008] As a preferred technical solution of the utility model, the number of the winding grooves is set to twelve, and six are set on each of the front and rear sides of the ferrite permanent magnet component body, and the six winding grooves on each side are evenly distributed at equal intervals.

[0009] As a preferred technical solution of the utility model, the number of the plug-in protrusions is set to six, and the six plug-in protrusions are distributed in an equidistant annular array with respect to the ferrite permanent magnet component body.

[0010] As a preferred technical solution of the present utility model, the groove depth of the winding groove is 10 mm.

[0011] As a preferred technical solution of the utility model, the number of the plug-in grooves is set to six, and the six plug-in grooves are distributed in an equidistant annular array with respect to the iron shielding cover.

[0012] As a preferred technical solution of the present utility model, the moisture-proof layer is a silicone ring.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model can improve the stability of the coil wound on the ferrite permanent magnet component body by arranging the winding groove on the ferrite permanent magnet component body, and secondly, by arranging the iron shielding cover, the influence of electromagnetic signal interference on the magnetic field generated by the coil can be shielded, thereby improving the stability of the magnetic field.

[0015] The utility model provides a moisture-proof layer, so that the ferrite permanent magnet component has moisture-proof performance, which is beneficial to the normal operation of the ferrite permanent magnet component. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the ferrite permanent magnet component body of the utility model;

[0019] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0020] Figure 4 It is a structural schematic diagram of the iron shielding cover of the utility model.

[0021] In the figure: 1. ferrite permanent magnet component body; 2. winding groove; 3. iron shielding cover; 4. moisture-proof layer; 5. plug-in protrusion; 6. plug-in groove; 7. chamber. DETAILED DESCRIPTION

[0022] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It should also be noted that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings. The different types of section lines in the drawings in the embodiments of the utility model are not marked according to the national standard, nor are there any requirements for the materials of the components, but are used to distinguish the cross-sectional views of the components in the drawings.

[0023] See also Figure 1-4 A ferrite permanent magnet component comprises a ferrite permanent magnet component body 1, a plurality of winding grooves 2 are provided on the front end face and the rear end face of the ferrite permanent magnet component body 1, a plurality of plug-in protrusions 5 are evenly distributed around the ferrite permanent magnet component body 1, an iron shielding cover 3 is arranged on the outer side of the ferrite permanent magnet component body 1, and the influence of electromagnetic signal interference on the magnetic field generated by the coil can be shielded by setting the iron shielding cover 3, thereby improving the stability of the magnetic field, a plurality of plug-in grooves 6 are evenly distributed around the inner side of the iron shielding cover 3, a chamber 7 for accommodating the coil is provided between the outer side of the ferrite permanent magnet component body 1 and the inner side of the iron shielding cover 3, the ferrite permanent magnet component body 1 is plugged into the plurality of plug-in grooves 6 on the iron shielding cover 3 through the plurality of plug-in protrusions 5, and a moisture-proof layer 4 is arranged on the outer side of the iron shielding cover 3.

[0024] There is a transition fit between the plug-in protrusion 5 and the plug-in groove 6 .

[0025] The number of winding grooves 2 is set to twelve, and six are set on each of the front and rear sides of the ferrite permanent magnet component body 1, and the six winding grooves 2 on each side are evenly distributed at equal intervals.

[0026] The number of the plug-in protrusions 5 is set to six, and the six plug-in protrusions 5 are distributed in an equidistant annular array with respect to the ferrite permanent magnet component body 1 .

[0027] The depth of the winding groove 2 is 10 mm. By providing the winding groove 2 on the ferrite permanent magnet component body 1 , the stability of the coil wound on the ferrite permanent magnet component body 1 can be improved.

[0028] The number of the plug-in grooves 6 is set to six, and the six plug-in grooves 6 are distributed in an equidistant annular array with respect to the iron shielding cover 3 .

[0029] The moisture-proof layer 4 is a silicone ring. The moisture-proof layer 4 is provided so that the ferrite permanent magnet component has moisture-proof performance, which is beneficial to the normal operation of the ferrite permanent magnet component.

[0030] The working principle and use process of the utility model are as follows: when the coil is first wound on the ferrite permanent magnet component body 1, the coil is first wound in the winding groove 2, and then wound on other parts of the ferrite permanent magnet component body 1. The coil is limited and fixed firmly by multiple winding grooves 2, which can improve the stability of the coil wound on the ferrite permanent magnet component body 1. By setting the iron shielding cover 3, the influence of electromagnetic signal interference on the magnetic field generated by the coil can be shielded, thereby improving the stability of the magnetic field. By setting the moisture-proof layer 4 made of silicone material, the ferrite permanent magnet component can have moisture-proof performance, which is beneficial to the normal operation of the ferrite permanent magnet component. The contents not described in detail in this description belong to the existing technology known to professional and technical personnel in this field.

[0031] The above description is only a preferred embodiment of the present application and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the present application is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) by each other to form a technical solution.

Claims

1. A ferrite permanent magnet component, comprising a ferrite permanent magnet component body (1), characterized in that: The front and rear surfaces of the ferrite permanent magnet component body (1) are both provided with a plurality of winding grooves (2); a plurality of plug-in protrusions (5) are evenly distributed around the ferrite permanent magnet component body (1); an iron shielding cover (3) is provided on the outside of the ferrite permanent magnet component body (1); a plurality of plug-in grooves (6) are evenly distributed around the inside of the iron shielding cover (3); a chamber (7) for accommodating a coil is provided between the outside of the ferrite permanent magnet component body (1) and the inside of the iron shielding cover (3); the ferrite permanent magnet component body (1) is plugged into the plurality of plug-in grooves (6) on the iron shielding cover (3) via the plurality of plug-in protrusions (5); and a moisture-proof layer (4) is provided on the outside of the iron shielding cover (3).

2. A ferrite permanent magnet component according to claim 1, characterized in that: There is a transition fit between the plug-in protrusion (5) and the plug-in groove (6).

3. The ferrite permanent magnet component according to claim 1, characterized in that: The number of the winding grooves (2) is set to twelve, and six are arranged on each of the front and rear sides of the ferrite permanent magnet component body (1), and the six winding grooves (2) on each side are evenly distributed at equal intervals.

4. The ferrite permanent magnet component according to claim 1, characterized in that: The number of the plug-in protrusions (5) is set to six, and the six plug-in protrusions (5) are distributed in an equidistant annular array with respect to the ferrite permanent magnet component body (1).

5. The ferrite permanent magnet component according to claim 1, characterized in that: The winding groove (2) has a groove depth of 10 mm.

6. The ferrite permanent magnet component according to claim 1, characterized in that: The number of the plug-in grooves (6) is set to six, and the six plug-in grooves (6) are distributed in an equidistant annular array with respect to the iron shielding cover (3).

7. The ferrite permanent magnet component according to claim 1, characterized in that: The moisture-proof layer (4) is a silicone ring.

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