CN218730198U

CN218730198U - Magnetic assembly and magnetic ring assembly

Info

Publication number: CN218730198U
Application number: CN202222961937.8U
Authority: CN
Inventors: 杨家春; 韩卫娟
Original assignee: Shenzhen Ranvoo Technology Co Ltd
Current assignee: Shenzhen Ranvoo Technology Co Ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-03-24
Anticipated expiration: 2032-11-04

Abstract

The application provides a magnetic assembly and magnetic ring subassembly, and the magnetic ring subassembly includes a plurality of magnetic assembly, and a plurality of magnetic assembly arrange into the loop configuration along the circumferencial direction in proper order. Each magnetic component comprises a first magnetic part, a second magnetic part and a fixing structure connected to the first magnetic part, a containing part is arranged on the first magnetic part, the second magnetic part is arranged in the containing part, the fixing structure comprises a limiting part, the limiting part is used for limiting and fixing the second magnetic part in the containing part, and therefore the second magnetic part is prevented from jumping magnetically due to the repulsion of two magnets, and the magnetic component and the magnetic ring component are stable in structure.

Description

Magnetic assembly and magnetic ring assembly

Technical Field

The application relates to the technical field of electronic equipment accessories, in particular to a magnetic assembly and a magnetic ring assembly.

Background

In order to protect an electronic device, such as a mobile phone, a protective shell is generally disposed outside the electronic device. In order to achieve connection between an electronic device and a corresponding accessory, such as a wireless charger, a card pack, a vehicle-mounted cradle, and the like, magnetic attraction is widely used as a preferable mode. Generally, a traditional magnet assembly with strong magnetism is arranged in a protective shell to realize magnetic attraction connection between electronic equipment and accessories, but the magnetic field intensity of the traditional magnet assembly facing the accessories and the direction of the mobile phone is the same, and the strong magnetic force easily has adverse effects on electronic elements in the mobile phone. Therefore, a magnetic attraction structure is designed by utilizing the Halbach principle, and magnetic units of the magnetic attraction structure are specially arranged, so that the magnetism of one side of the magnetic attraction structure facing the accessories is enhanced, and the magnetism of one side of the magnetic attraction structure facing the mobile phone is weakened. Specifically, the magnetic attraction structure comprises a plurality of magnetic attraction units, each magnetic attraction unit comprises a first subunit and a second subunit, an opening penetrating through the first subunit from the top surface to the bottom surface of the first subunit is formed in the first subunit, and the second subunit is embedded in the opening. The second subunit is embedded in the opening hole by using the friction force between the second subunit and the first subunit, but in the embedding mode, because two magnets can repel each other between the second subunit and the first subunit, a magnet jumping phenomenon exists, and when the magnetic repulsive force between the second subunit and the first subunit is larger than the friction force, the second subunit can jump out of the opening hole, so that the normal use of a product is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides a magnetic assembly and a magnetic ring assembly capable of preventing magnetic jump.

The application provides a magnetic component, including first magnetic part, second magnetic part and connect in the fixed knot of first magnetic part constructs, be equipped with the portion of holding on the first magnetic part, the second magnetic part is located in the portion of holding, fixed knot constructs including spacing portion, spacing portion will the second magnetic part is spacing to be fixed in the portion of holding.

In an embodiment, the accommodating portion is a through hole penetrating through the upper surface and the lower surface of the first magnetic member, and the second magnetic member is disposed in the through hole.

In an embodiment, the fixing structure further includes a fixing plate and a connecting portion connected to the fixing plate, the first magnetic member is placed on the fixing plate, the connecting portion extends from one end of the through hole to the other end of the through hole from a gap between the second magnetic member and a hole wall of the through hole, and the limiting portion is connected to a tail end of the connecting portion to stop a side of the second magnetic member departing from the fixing plate.

In an embodiment, the fixing plate is provided with a mounting hole corresponding to the second magnetic member.

In an embodiment, the connecting portion and the limiting portion form a plurality of fixing claws, the plurality of fixing claws are distributed at intervals along the circumferential direction of the second magnetic member, and a magnetic permeable area is formed between the plurality of fixing claws.

In one embodiment, the connecting portion and the limiting portion form a cover-shaped structure, and the inner side wall and the outer side wall of the connecting portion are respectively provided with a magnetic permeable hole.

In an embodiment, a cover sheet is disposed on a side of the fixing plate facing away from the first magnetic member.

The application also provides a magnetic ring assembly, which comprises a plurality of magnetic assemblies, wherein the plurality of magnetic assemblies are sequentially arranged in an annular structure along the circumferential direction.

In one embodiment, the fixing structures of the plurality of magnetic assemblies are sequentially connected and form an integrally formed structure.

In one embodiment, the first magnetic member includes a first magnetic part and a second magnetic part arranged along a radial direction of the ring-shaped structure, an upper surface of the first magnetic part has a magnetic pole opposite to a lower surface of the first magnetic part, an upper surface of the first magnetic part has a magnetic pole opposite to an upper surface of the second magnetic part, and an upper surface of the second magnetic part has a magnetic pole opposite to a lower surface of the second magnetic part; the second magnetic part has an inner surface and an outer surface in a radial direction of the ring-shaped structure, the inner surface of the second magnetic part has a magnetic polarity opposite to that of the outer surface of the second magnetic part, and the outer surface of the second magnetic part has a magnetic polarity opposite to that of the upper surface of the first magnetic part.

To sum up, the application provides a magnetic component and magnetic ring subassembly, and the magnetic ring subassembly includes a plurality of magnetic component, and a plurality of magnetic component arrange into the loop configuration along the circumferencial direction in proper order. Each magnetic component comprises a first magnetic part, a second magnetic part and a fixing structure connected to the first magnetic part, a containing part is arranged on the first magnetic part, the second magnetic part is arranged in the containing part, the fixing structure comprises a limiting part, the limiting part is used for limiting and fixing the second magnetic part in the containing part, and therefore the second magnetic part is prevented from jumping magnetically due to the repulsion of two magnets, and the magnetic component and the magnetic ring component are stable in structure.

Drawings

Fig. 1 is a perspective view of a magnetic ring assembly according to an embodiment of the present application.

Fig. 2 is an exploded view of the magnet ring assembly of fig. 1.

Fig. 3 is a perspective view of the fixing structure of fig. 1.

Fig. 4 is an exploded view of the first and second magnetic members of the magnetic assembly of fig. 1.

Fig. 5 is a perspective view of a magnetic ring assembly according to another embodiment of the present application.

Fig. 6 is an exploded view of the magnet ring assembly of fig. 5.

Fig. 7 is a perspective view of a fixing structure of the magnetic assembly of fig. 5.

Detailed Description

Before the embodiments are described in detail, it is to be understood that the application is not limited to the details of construction or the arrangements of components set forth in the following description or illustrated in the drawings. The present application is capable of embodiments that can be practiced in other ways. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of "including," "comprising," "having," and the like, herein is meant to encompass the items listed thereafter and equivalents thereof as well as additional items. In particular, when "a certain element" is described, the present application does not limit the number of the element to one, and may include a plurality of elements.

In the embodiment of the present application, all directional indicators (such as up, down, left, right, front, and rear' \8230;) are used only to explain the relative positional relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Referring to fig. 1 to 7, the present application provides a magnetic assembly and a magnetic ring assembly 10, where the magnetic ring assembly 10 can be applied to accessories of electronic devices such as a mobile phone protection shell, a vehicle-mounted bracket, a wireless charger, and a card bag to enhance magnetic force matching. The magnetic ring assembly 10 includes a plurality of magnetic assemblies 12, and the magnetic assemblies 12 are sequentially arranged in a ring structure along a circumferential direction. This magnetic component 12 includes first magnetic part 14, second magnetic part 16 and fixed knot structure 18, is equipped with the portion of holding on the first magnetic part 14, and second magnetic part 16 is located in the portion of holding, and fixed knot structure 18 includes spacing portion 20, and spacing portion 20 is with spacing being fixed in the portion of holding of second magnetic part 16.

Preferably, the second magnetic member 16 is disposed at a central position of the first magnetic member 14, the accommodating portion is a through hole 22 penetrating through an upper surface and a lower surface of the first magnetic member 14, and the second magnetic member 16 is disposed in the through hole 22.

Further, the lower surface of the second magnetic element 16 is flush with the lower surface of the first magnetic element 14, the position-limiting portion 20 is located on one side of the upper surface of the first magnetic element 14, and the outer surface of the position-limiting portion 20 is flush with the upper surface of the first magnetic element 14.

A gap is formed between the second magnetic member 16 and the first magnetic member 14, through which the fixing structure 18 passes, and specifically, a distance is provided between a peripheral wall of the second magnetic member 16 and a wall of the through hole 22, and the distance forms a gap. In other embodiments, depending on the specific design of the fixing structure 18, a contact connection between the peripheral wall of the second magnetic element 16 and the wall of the through hole 22 may also be provided. Adjacent first magnetic members 14 in the magnet ring assembly 10 may be connected in a contact manner, or may have a gap, in this application, a gap is formed between adjacent first magnetic members 14.

In the illustrated embodiment, each magnetic assembly 12 is a sector structure, and correspondingly, the first magnetic member 14 is a sector, and the radially inner side surface and the radially outer side surface of the first magnetic member 14 are arc-shaped surfaces extending along the circumferential direction. Second magnetism spare 16 is located the central point of first magnetism spare 14 and puts, and second magnetism spare 16 is the arc strip structure of the fan-shaped crooked radian of adaptation in first magnetism spare 14, and this arc strip structure extends along the circumferencial direction, and the radial medial surface and the radial lateral surface of second magnetism spare 16 are the arcwall face, and second magnetism spare 16 all sets up to the arcwall face along the surface at circumferencial direction both ends, and through-hole 22 sets up to the shape of adaptation in second magnetism spare 16.

The first magnetic member 14 and the second magnetic member 16 are specially arranged in magnetic poles, so that the repulsive direction of the second magnetic member 16 when the magnetic force is repulsive is the side of the through hole 22 that faces away from the fixing plate 24 in the axial direction. In the illustrated embodiment, the fixing structure 18 further includes a fixing plate 24 and a connecting portion 26 connected to the fixing plate 24, the first magnetic element 14 is placed on the fixing plate 24, the connecting portion 26 extends from one end of the through hole 22 located on the lower surface of the first magnetic element 14 to the other end of the through hole 22 located on the upper surface of the first magnetic element 14 from a gap between the peripheral wall of the second magnetic element 16 and the hole wall of the through hole 22, and the limiting portion 20 is connected to the end of the connecting portion 26 to stop one side of the second magnetic element 16 departing from the fixing plate 24, so that the second magnetic element 16 is limited and fixed in the through hole 22, and magnetic jump of the second magnetic element 16 is prevented.

Further, the fixing plate 24 is provided with a mounting hole 28 at a region corresponding to the second magnetic member 16, so that the second magnetic member 16 can be mounted in the through hole 22 from the mounting hole 28. When the magnetic element is installed, the first magnetic element 14 is first placed on the fixing plate 24, the connecting portion 26 is located in the through hole 22 and abuts against the wall of the through hole 22, and the limiting portion 20 is located on the side of the through hole 22 away from the fixing plate 24. Finally, the second magnetic member 16 is mounted into the through hole 22 through the mounting hole 28.

In the embodiment shown in fig. 1-4, the connecting portion 26 is a rib structure, the connecting portion 26 and the position-limiting portion 20 together form a plurality of fixing claws 30, that is, the connecting portion 26 and the position-limiting portion 20 are provided in plurality and equal in number. A plurality of fixing claws 30 are spaced apart along the circumference of the second magnetic element 16 or the through hole 22, for example, four fixing claws 30 are provided, four fixing claws 30 are symmetrically distributed around the second magnetic element 16, for example, the limiting portion 20 is provided against the edge of the upper surface of the second magnetic element 16. A magnetic permeable area 32 is formed between the plurality of fixing claws 30 to allow the magnetic force of the second magnetic member 16 to magnetically cooperate with the first magnetic member 14.

In the embodiment shown in fig. 5-7, the connecting portion 26 is a continuous annular wall structure, the connecting portion 26 and the position-limiting portion 20 together form a cover-shaped structure 34, and the position-limiting portion 20 is a cover plate covering the upper surface of the second magnetic member 16, so as to enhance the position-limiting fixing effect on the second magnetic member 16. The connecting portion 26 is provided with magnetic permeable holes 36 on the inner and outer sidewalls of the annular structure in the radial direction, respectively, to allow the magnetic force of the second magnetic member 16 to penetrate and magnetically cooperate with the first magnetic member 14.

In the illustrated embodiment, the securing structure 18 is a unitary, one-piece structure, i.e., the securing plate 24, the connecting portion 26, and the spacing portion 20 are a unitary, one-piece structure. Further, the plurality of fixing structures 18 of the plurality of magnetic assemblies 12 are sequentially connected and integrally formed to form the integral fixing member 38 of the corresponding magnetic ring assembly 10.

Preferably, a cover sheet 40 is further disposed on a side of the fixing plate 24 away from the first magnetic member 14, and the cover sheet 40 covers a surface of the fixing plate 24 away from the first magnetic member 14, so as to cover the mounting hole 28 and the fixing structure 18, thereby playing a decorative role. The cover sheets 40 are connected with each other to form an integral cover 42 corresponding to the fixing member 38, and can also limit the magnetic ring assembly 10.

Further, the fixing element 38 may be made of a magnetically attracted metal material, such as an iron sheet, the fixing element 38 may be integrally formed through a drawing and stamping process, and the fixing plate 24 may be magnetically attracted and fixed by the first magnetic element 14, so as to improve the overall structural stability. Of course, in other embodiments, the fixing member 38 may be a plastic member.

In the illustrated embodiment, the first magnetic member 14 includes a first magnetic part 44 and a second magnetic part 46 arranged in a radial direction of the ring structure, an upper surface of the first magnetic part 44 having a magnetic polarity opposite to a lower surface of the first magnetic part 44, an upper surface of the first magnetic part 44 having a magnetic polarity opposite to an upper surface of the second magnetic part 46, and an upper surface of the second magnetic part 46 having a magnetic polarity opposite to a lower surface of the second magnetic part 46; the second magnetic member 16 has an inner surface and an outer surface in a radial direction of the ring structure, the inner surface of the second magnetic member 16 has a magnetic polarity opposite to that of the outer surface of the second magnetic member 16, and the outer surface of the second magnetic member 16 has a magnetic polarity opposite to that of the upper surface of the first magnetic portion 44.

More specifically, the upper surface of the first magnetic part 44 is an s-pole, the lower surface of the first magnetic part 44 is an n-pole, the upper surface of the second magnetic part 46 is an n-pole, and the lower surface of the second magnetic part 46 is an s-pole; the outer surface of the second magnetic member 16 is an n-pole, and the inner surface of the second magnetic member 16 is an s-pole. So the magnetic pole is arranged and is made upper surface one side magnetism reinforcing of magnetic ring subassembly 10, and lower surface one side magnetism weakens, and upper surface one side of magnetic ring subassembly 10 can be towards the accessory setting that corresponds, and the cooperation is inhaled to reinforcing magnetism for it is more firm to connect, and lower surface one side of magnetic ring subassembly 10 can be towards cell-phone one side setting, reduces the influence to the cell-phone.

In the illustrated embodiment, the magnet ring assembly 10 is further provided with a magnetic unit 48 on one side, and the magnetic unit 48 is located on the ring outer side of the magnet ring assembly 10. The magnetic unit 48 may be composed of, for example, two or more magnet pieces with a gap between adjacent magnet pieces, and the two or more magnet pieces are arranged in a direction passing through, for example, the annular center of the magnet ring assembly 10. For example, the magnetic unit 48 is a long strip structure, and can be designed according to the shape of a Magsafe magnetic attachment in the market, so as to play a role in guiding and positioning the absorption of the mobile phone. The covering element 50 may be correspondingly disposed on one side of the lower surface of the magnetic unit 48 to cover the magnetic unit 48, so as to enhance the aesthetic appearance of the product and limit the position of the magnetic unit 48.

In other embodiments, the position-limiting part may also be directly connected to the first magnetic element 14, as long as the position-limiting fixing function can be performed on the second magnetic element 16.

The concepts described herein may be embodied in other forms without departing from the spirit or characteristics thereof. The particular embodiments disclosed should be considered illustrative rather than limiting. The scope of the application is, therefore, indicated by the appended claims rather than by the foregoing description. Any changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides a magnetic component, its characterized in that, including first magnetic part, second magnetic part and connect in the fixed knot of first magnetic part constructs, be equipped with the portion of holding on the first magnetic part, the second magnetic part is located in the portion of holding, fixed knot constructs including spacing portion, spacing portion will the second magnetic part is spacing to be fixed in the portion of holding.

2. The magnetic assembly according to claim 1, wherein the receiving portion is a through hole penetrating through an upper surface and a lower surface of the first magnetic member, and the second magnetic member is disposed in the through hole.

3. The magnetic assembly according to claim 2, wherein the fixing structure further includes a fixing plate and a connecting portion connected to the fixing plate, the first magnetic member is placed on the fixing plate, the connecting portion extends from one end to the other end of the through hole from a gap between the second magnetic member and a wall of the through hole, and the limiting portion is connected to a distal end of the connecting portion to stop a side of the second magnetic member facing away from the fixing plate.

4. The magnetic assembly of claim 3, wherein the fixing plate is provided with a mounting hole corresponding to the second magnetic member.

5. The magnetic component according to claim 3, wherein the connecting portion and the limiting portion form a plurality of fixing claws, the plurality of fixing claws are distributed at intervals along the circumferential direction of the second magnetic member, and a magnetic permeable area is formed between the plurality of fixing claws.

6. The magnetic component of claim 3, wherein the connecting portion and the limiting portion form a cap-like structure, and the connecting portion has two magnetic permeable holes on the inner and outer sidewalls thereof.

7. The magnetic assembly according to claim 3, wherein a side of the fixing plate facing away from the first magnetic member is provided with a cover sheet.

8. A magnetic ring assembly comprising a plurality of magnetic assemblies according to any one of claims 1 to 7 arranged in a circumferential sequence in a ring configuration.

9. The magnet ring assembly of claim 8, wherein said plurality of magnet assembly retaining structures are connected in series and are of one-piece construction.

10. The magnet ring assembly of claim 8, wherein said first magnetic member includes a first magnetic portion and a second magnetic portion arranged in a radial direction of said ring-like structure, an upper surface of said first magnetic portion having a magnetic polarity opposite to a lower surface of said first magnetic portion, an upper surface of said first magnetic portion having a magnetic polarity opposite to an upper surface of said second magnetic portion, and an upper surface of said second magnetic portion having a magnetic polarity opposite to a lower surface of said second magnetic portion; the second magnetic member has an inner surface and an outer surface in a radial direction of the ring structure, the inner surface of the second magnetic member is opposite in magnetic polarity to the outer surface of the second magnetic member, and the outer surface of the second magnetic member is opposite in magnetic polarity to the upper surface of the first magnetic part.