CN214723881U

CN214723881U - Magnet assembly carrier

Info

Publication number: CN214723881U
Application number: CN202120905985.8U
Authority: CN
Inventors: 袁林; 黎超; 闫瑞齐; 方银
Original assignee: Lanto Electronic Ltd
Current assignee: Lanto Electronic Ltd; Kunshan Liantao Electronics Co Ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-16
Anticipated expiration: 2031-04-28

Abstract

The utility model belongs to the technical field of wireless charging, a magnet assembly carrier is disclosed, which comprises a base, an arc magnet positioning component, a rectangular magnet positioning component and a rotary driving piece, wherein the base is provided with a circular groove and a rectangular groove, the side wall of the circular groove is a first clamping surface, the side wall of the rectangular groove is a second clamping surface, and the central axis of the circular groove is a reference axis; the arc-shaped magnet positioning assembly comprises a first clamping block; the rectangular magnet positioning assembly comprises a second clamping block, and the first clamping block and the second clamping block are movably arranged on the base; the rotary driving piece rotates around the reference shaft and is connected to the base, when the rotary driving piece rotates along the first hour hand direction, the first clamping block is driven to move towards the first clamping surface, the second clamping block is driven to move towards the second clamping surface, when the rotary driving piece rotates along the second hour hand direction, the first clamping block is driven to be far away from the first clamping surface, and the second clamping block is driven to be far away from the second clamping surface. The carrier can simplify the manufacturing process and improve the assembly precision.

Description

Magnet assembly carrier

Technical Field

The utility model belongs to the technical field of wireless charging, especially, relate to a magnet equipment carrier.

Background

In the wireless charging technology, the problem that a transmitting coil and a receiving coil required by wireless charging are difficult to align completely results in great reduction of wireless charging efficiency and low charging speed. The novel magnet technology can effectively solve the alignment problem, a circle of magnets are arranged around a transmitting end coil, and the polarity of the magnets can be controlled by the magnetizing technology to be made into an N-NO-S-NO-N polar region arrangement form. Similarly, a circle of magnets is arranged around the receiving end coil, and the polarity of the magnets is set to be in a polar region arrangement form of S-NO-N-NO-S. The alignment problem between the receiving end and the transmitting end can be realized only by controlling the relative position of the coil and the magnet in the assembly process.

At present, the magnet arrangement mode of the receiving end is realized by using 18 arc magnets and 1 rectangular magnet, but the arc magnets and the rectangular magnet need to be assembled twice, the manufacturing process is complex, the positioning times are more, and the assembly precision is poorer.

Therefore, a magnet assembly carrier is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a magnet equipment carrier can realize assembling when to arc magnet and rectangle magnet through one operation, simplifies the processing procedure to improve the equipment precision.

To achieve the purpose, the utility model adopts the following technical proposal:

a magnet assembly carrier, comprising:

the clamping device comprises a base, a clamping device and a clamping device, wherein the base is provided with a circular groove and a rectangular groove, the circular groove and the rectangular groove are arranged at intervals, the side wall of the circular groove is a first clamping surface, the side wall of the rectangular groove is a second clamping surface, and the central axis of the circular groove is a reference axis;

the arc-shaped magnet positioning assembly comprises a plurality of first clamping blocks, the first clamping blocks are movably arranged on the base, and the first clamping blocks are distributed around the circumference of the reference shaft;

the rectangular magnet positioning assembly comprises a second clamping block, and the second clamping block is movably arranged on the base;

the rotary driving piece rotates around the reference shaft and is connected to the base, when the rotary driving piece rotates along the first hour hand direction, the rotary driving piece drives the first clamping block to move towards the first clamping surface and drives the second clamping block to move towards the second clamping surface, when the rotary driving piece rotates along the second hour hand direction, the rotary driving piece drives the first clamping block to keep away from the first clamping surface and drives the second clamping block to keep away from the second clamping surface.

Preferably, the first clamping block comprises a sliding portion and a clamping portion connected to the sliding portion, the sliding portion is connected to the base in a sliding manner along a radial direction of the circular groove, and the rotary driving member can drive the sliding portion to move so as to drive the clamping portion to approach or separate from the first clamping surface.

Preferably, the first clamping block further comprises a guide post connected to the sliding portion, the rotary driving member comprises a rotary table, the rotary table is rotatably connected to the base around the reference shaft, a plurality of bar-shaped holes are formed in the rotary table, an included angle is formed between the extending direction of the bar-shaped holes and the radial direction of the circular groove, the distance from each bar-shaped hole to the reference shaft is gradually reduced from the head end to the tail end of each bar-shaped hole along the first time hand direction, the plurality of bar-shaped holes are circumferentially distributed around the reference shaft, and one guide post is slidably arranged in each bar-shaped hole.

Preferably, the base is provided with a fixing portion having a center axis common to the circular groove, a first elastic member is connected between a side wall of the fixing portion and each of the sliding portions, and when the guide post slides to the tail end of the strip-shaped hole, the first elastic member is in a compressed state.

Preferably, a containing groove is formed in the other side face, back to the side face provided with the circular groove, of the base, and the rotary disc is rotatably arranged in the containing groove.

Preferably, the rotary driving member further comprises a rotating handle, one end of the rotating handle is fixedly connected to the rotating disc, and the other end of the rotating handle extends along the radial direction of the circular groove and in the direction away from the rotating disc.

Preferably, the rotary driving member has an arc-shaped guide surface, the distance from the arc-shaped guide surface to the reference shaft gradually increases from the head end to the tail end of the arc-shaped guide surface along the first clock hand direction, the second clamping block is slidably connected to the base along the radial direction of the circular groove, the rectangular magnet positioning assembly further includes a second elastic member, the second elastic member is connected between the second clamping block and the base, one end of the second clamping block, which is away from the second elastic member, abuts against the arc-shaped guide surface, and when the second clamping block abuts against the tail end of the arc-shaped guide surface, the second elastic member is in a compressed state.

Preferably, one side surface of the rectangular groove adjacent to the second clamping surface is a third clamping surface, the rectangular magnet positioning assembly further includes a third clamping block, the third clamping block is driven to move toward the third clamping surface when the rotary driving member rotates in the first hour hand direction, and the third clamping block is driven to be away from the third clamping surface when the rotary driving member rotates in the second hour hand direction.

Preferably, the rectangular magnet positioning assembly further includes a slider and a third elastic member, the third clamping block is fixedly connected to the slider, the slider is slidably connected to the base, a sliding direction of the slider is perpendicular to the third clamping surface, the third elastic member is connected between the slider and the base, when the second clamping block moves toward the second clamping surface, the slider is driven to move toward the third clamping surface, and when the second clamping block moves away from the second clamping surface, the slider moves away from the third clamping surface under the action of the third elastic member.

Preferably, the slider is provided with a through groove, the second clamping block movably penetrates through the through groove, the second clamping block is provided with a first guide surface facing a connecting corner between the second clamping surface and the third clamping surface, and the inner wall of the through groove is provided with a second guide surface facing the first guide surface.

The utility model has the advantages that:

the utility model provides a magnet equipment carrier, when the rotary driving piece rotates along first minute hand direction, drive first clamp splice and remove towards first clamping surface, can press from both sides the arc magnet that is located between first clamping surface and the first clamp splice, simultaneously, the second clamp splice moves towards the second clamping surface, can press from both sides the rectangle magnet that is located between second clamp splice and the second clamping surface, consequently, order about the rotary driving piece and rotate along first minute hand direction and just can realize the equipment to arc magnet and rectangle magnet simultaneously; when the rotary driving piece rotates along the second hour hand direction, the first clamping block is driven to be away from the first clamping surface, and the second clamping block is away from the second clamping surface, so that the arc-shaped magnet and the rectangular magnet are loosened. Therefore, the utility model provides a magnet equipment carrier can realize assembling when to arc magnet and rectangle magnet through one operation, simplifies the processing procedure to improve the equipment precision.

Drawings

Fig. 1 is a schematic structural diagram of a magnet assembly carrier according to an embodiment of the present invention;

fig. 2 is a schematic working diagram of a magnet assembly carrier according to an embodiment of the present invention;

fig. 3 is an exploded view of a perspective view of a magnet assembly carrier according to an embodiment of the present invention;

fig. 4 is a partially exploded view of a magnet assembly carrier according to an embodiment of the present invention;

fig. 5 is a partially exploded view of a magnet assembly carrier according to an embodiment of the present invention;

fig. 6 is an exploded view of another perspective of a magnet assembly carrier according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a base according to an embodiment of the present invention.

In the figure:

100. an arc-shaped magnet; 200. a rectangular magnet;

1. a base; 2. an arc-shaped magnet positioning component; 3. a rectangular magnet positioning assembly; 4. a rotary drive member; 5. a handle;

11. a circular groove; 12. a rectangular groove; 13. a fixed part; 14. a containing groove; 15. a bottom cover; 16. a first chute; 17. a second chute; 18. a third chute; 21. a first clamping block; 22. a first elastic member; 31. a second clamp block; 32. a second elastic member; 33. a third clamping block; 34. a slider; 35. a third elastic member; 41. a turntable; 42. a handle is rotated;

111. a first clamping surface; 112. a reference axis; 121. a second clamping surface; 122. a third clamping surface; 141. an opening; 161. a first sliding port; 171. a second sliding port; 181. a third sliding port; 211. a sliding part; 212. a clamping portion; 213. a guide post; 311. a chuck part; 312. a sliding connection part; 313. a first guide surface; 341. a through groove; 342. a second guide surface; 411. a strip-shaped hole; 412. an arc-shaped guide surface.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "mounted" are to be construed broadly and can include, for example, a mounted connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediary, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 5, the present embodiment provides a magnet assembly carrier, which includes a base 1, an arc-shaped magnet positioning assembly 2, a rectangular magnet positioning assembly 3, and a rotary driving member 4, wherein the base 1 is provided with a circular groove 11 and a rectangular groove 12, the circular groove 11 and the rectangular groove 12 are arranged at intervals, a side wall of the circular groove 11 is a first clamping surface 111, a side wall of the rectangular groove 12 is a second clamping surface 121, and a central axis of the circular groove 11 is a reference axis 112; the arc-shaped magnet positioning assembly 2 comprises a plurality of first clamping blocks 21, the first clamping blocks 21 are movably arranged on the base 1, and the plurality of first clamping blocks 21 are distributed around the circumference of the reference shaft 112; the rectangular magnet positioning component 3 comprises a second clamping block 31, and the second clamping block 31 is movably arranged on the base 1; the rotary driving member 4 is rotatably connected to the base 1 around the reference shaft 112, and when the rotary driving member 4 rotates along the first hour hand direction, the first clamping block 21 is driven to move towards the first clamping surface 111, and the second clamping block 31 is driven to move towards the second clamping surface 121, and when the rotary driving member 4 rotates along the second hour hand direction, the first clamping block 21 is driven to be away from the first clamping surface 111, and the second clamping block 31 is driven to be away from the second clamping surface 121. The dashed line in fig. 3 is the reference axis 112. One of the first hour hand direction and the second hour hand direction is clockwise direction, and the other is counterclockwise direction.

In the magnet assembly carrier provided by this embodiment, when the rotary driving element 4 rotates along the first clock direction, the first clamping block 21 is driven to move towards the first clamping surface 111, so as to clamp the arc-shaped magnet 100 located between the first clamping surface 111 and the first clamping block 21, and meanwhile, the second clamping block 31 moves towards the second clamping surface 121, so as to clamp the rectangular magnet 200 located between the second clamping block 31 and the second clamping surface 121, so that the assembly of the arc-shaped magnet 100 and the rectangular magnet 200 can be simultaneously realized by driving the rotary driving element 4 to rotate along the first clock direction; when the rotary driving member 4 rotates in the second clockwise direction, the first clamping block 21 is driven to move away from the first clamping surface 111, and the second clamping block 31 moves away from the second clamping surface 121, so as to release the arc-shaped magnet 100 and the rectangular magnet 200. Therefore, the magnet assembly carrier of the present embodiment can simultaneously assemble the arc magnet 100 and the rectangular magnet 200 by one operation, thereby simplifying the manufacturing process and improving the assembly accuracy.

As shown in fig. 4, the first clamping block 21 includes a sliding portion 211 and a clamping portion 212 connected to the sliding portion 211, the sliding portion 211 is slidably connected to the base 1 along a radial direction of the circular groove 11, and the rotary driving member 4 can drive the sliding portion 211 to move so as to drive the clamping portion 212 to approach or separate from the first clamping surface 111. The circular groove 11 is disposed on the front surface of the base 1, as shown in fig. 7, the back surface of the base 1 is provided with a plurality of first sliding grooves 16 extending along the radial direction of the circular groove 11, the first sliding grooves 16 penetrate through the first sliding port 161 shown in fig. 3 to the bottom of the circular groove 11, the sliding portion 211 is slidably disposed in the first sliding grooves 16, and the clamping portion 212 extends into the circular groove 11 through the first sliding port 161, so that when the sliding portion 211 moves, the clamping portion 212 is driven to approach or be away from the first clamping surface 111.

Specifically, first clamp splice 21 still includes the guide pillar 213 of connecting in sliding part 211, rotary driving element 4 includes carousel 41, carousel 41 rotates round reference shaft 112 and connects in base 1, a plurality of bar holes 411 have been seted up on carousel 41, the extending direction of bar hole 411 is the contained angle with circular groove 11 radially, along first minute hand direction, the distance of bar hole 411 from reference shaft 112 reduces from the head end to the tail end of bar hole 411 gradually, a plurality of bar holes 411 distribute around reference shaft 112 circumference, it is provided with a guide pillar 213 to slide in every bar hole 411. When the driving turntable 41 rotates relative to the base 1 along the first direction, the guide pillar 213 slides from the tail end to the head end in the bar-shaped hole 411, so as to drive the sliding portion 211 to move toward a direction away from the reference axis 112, i.e., close to the first clamping surface 111, to clamp the arc-shaped magnet 100.

Specifically, the base 1 is provided with a fixed portion 13 having a common central axis with the circular groove 11, and a first elastic member 22 is connected between a side wall of the fixed portion 13 and each sliding portion 211, and when the guide pillar 213 slides to the tail end of the strip-shaped hole 411, the first elastic member 22 is in a compressed state. When the rotating disc 41 is rotated to drive the guide post 213 to slide to the tail end of the strip-shaped hole 411, the sliding portion 211 is farthest away from the first clamping surface 111, so that the arc-shaped magnet 100 is conveniently placed, the rotating disc 41 is loosened, the first elastic element 22 restores to the original shape to drive the sliding portion 211 to move towards the first clamping surface 111, and the driving force for driving the rotating disc 41 to rotate along the first hour hand direction can be reduced.

As shown in fig. 6, a receiving groove 14 is formed on the other side surface of the base 1 opposite to the side surface on which the circular groove 11 is formed, and the turntable 41 is rotatably disposed in the receiving groove 14. The receiving groove 14 is disposed on the back surface of the base 1, and the stability of the connection turntable 41 is improved by the provision of the receiving groove 14.

Specifically, the rotary driving member 4 further includes a stem 42, one end of the stem 42 is fixedly connected to the rotary disk 41, and the other end extends along the radial direction of the circular groove 11 and in a direction away from the rotary disk 41. The rotation of the driving dial 41 is facilitated by the rotation handle 42. As shown in fig. 7, an opening 141 is disposed at a side wall of the receiving groove 14, and the rotating handle 42 extends out of the receiving groove 14 through the opening 141.

Specifically, the rotary driving member 4 has an arc-shaped guiding surface 412, along the first clock hand direction, the distance from the reference shaft 112 to the arc-shaped guiding surface 412 gradually increases from the head end to the tail end of the arc-shaped guiding surface 412, the second clamping block 31 is slidably connected to the base 1 along the radial direction of the circular groove 11, the rectangular magnet positioning assembly 3 further includes a second elastic member 32, the second elastic member 32 is connected between the second clamping block 31 and the base 1, one end of the second clamping block 31, which is away from the second elastic member 32, abuts against the arc-shaped guiding surface 412, and when the second clamping block 31 abuts against the tail end of the arc-shaped guiding surface 412, the second elastic member 32 is in a compressed state. As shown in fig. 3 and 4, the second clamping block 31 includes a sliding portion 312 and a clamping head portion 311 connected to the sliding portion 312, as shown in fig. 7, a second sliding slot 17 extending along the radial direction of the circular slot 11 and communicating with the receiving slot 14 is disposed on the back surface of the base 1, the second sliding slot 17 communicates with the rectangular slot 12 through a second sliding opening 171 shown in fig. 3, the sliding portion 312 is slidably disposed in the second sliding slot 17, the clamping head portion 311 extends from the front surface of the base 1 through the second sliding opening 171, and the clamping head portion 311 faces the second clamping surface 121. In this embodiment, the arc-shaped guiding surface 412 is disposed on the side surface of the rotating disc 41, when the rotating disc 41 moves along the first clock direction, the sliding connection portion 312 moves from the tail end to the head end of the arc-shaped guiding surface 412, and simultaneously, under the action of the second elastic member 32, the sliding connection portion 312 moves towards the reference shaft 112, so as to drive the clamping head portion 311 to approach the second clamping surface 121; when the rotating disc 41 moves along the second clockwise direction, the sliding connection portion 312 moves from the head end to the tail end of the arc-shaped guiding surface 412, and the clamping head portion 311 is driven to be away from the second clamping surface 121.

Specifically, one side surface of the rectangular groove 12 adjacent to the second clamping surface 121 is a third clamping surface 122, the rectangular magnet positioning assembly 3 further includes a third clamping block 33, the third clamping block 33 is driven to move toward the third clamping surface 122 when the rotary driving member 4 rotates along the first clockwise direction, and the third clamping block 33 is driven to move away from the third clamping surface 122 when the rotary driving member 4 rotates along the second clockwise direction. The third clamping block 33 and the second clamping block 31 can simultaneously clamp two adjacent side surfaces of the rectangular magnet 200, so that the clamping firmness of the rectangular magnet 200 is improved.

More specifically, the rectangular magnet positioning assembly 3 further includes a sliding block 34 and a third elastic member 35, the third clamping block 33 is fixedly connected to the sliding block 34, the sliding block 34 is slidably connected to the base 1, the sliding direction of the sliding block 34 is perpendicular to the third clamping surface 122, the third elastic member 35 is connected between the sliding block 34 and the base 1, when the second clamping block 31 moves towards the second clamping surface 121, the sliding block 34 is driven to move towards the third clamping surface 122, and when the second clamping block 31 moves away from the second clamping surface 121, the sliding block 34 moves away from the third clamping surface 122 under the action of the third elastic member 35. In the present embodiment, as shown in fig. 7, a third sliding slot 18 is disposed on the back surface of the base 1, the extending direction of the third sliding slot 18 intersects and is perpendicular to the second sliding slot 17, the third sliding slot 18 is communicated with the rectangular groove 12 through a third sliding opening 181 in fig. 3, a sliding block 34 is slidably disposed in the third sliding slot 18, a third clamping block 33 extends from the front surface of the base 1 through the third sliding opening 181, and the third clamping block 33 faces the third clamping surface 122. In the present embodiment, the first elastic member 22, the second elastic member 32, and the third elastic member 35 are all springs.

More specifically, the slider 34 is provided with a through groove 341, the second clamping block 31 is movably inserted into the through groove 341, the second clamping block 31 is provided with a first guiding surface 313 facing the connecting corner between the second clamping surface 121 and the third clamping surface 122, and the inner wall of the through groove 341 is provided with a second guiding surface 342 facing the first guiding surface 313. In this embodiment, the sliding connection portion 312 is movably disposed through the through groove 341, and the first guide surface 313 and the second guide surface 342 are matched to enable the sliding connection portion 312 to move toward the second clamping surface 121, so as to drive the sliding block 34 to move toward the third clamping surface 122, thereby achieving synchronous clamping of the third clamping block 33 and the clamping head portion 311 on the rectangular magnet 200.

As shown in fig. 6 and 7, in order to ensure that the sliding connection portion 312 stably abuts against the arc-shaped guide surface 412 on the side surface of the rotating disc 41, a groove communicated with the accommodating groove 14 is formed on the bottom surface of the base 1, and the second sliding groove 17 and the third sliding groove 18 are both disposed at the bottom of the groove, so that the sliding connection portion 312 vertically abuts against the arc-shaped guide surface 412. The notch of the groove is closed by the bottom cover 15.

Specifically, in order to facilitate taking, a handle 5 is fixedly connected to the base 1, and the handle 5 is a U-shaped rod.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A magnet assembly carrier, comprising:

the clamp comprises a base (1), a circular groove (11) and a rectangular groove (12) are formed in the base, the circular groove (11) and the rectangular groove (12) are arranged at intervals, the side wall of the circular groove (11) is a first clamping surface (111), the side wall of the rectangular groove (12) is a second clamping surface (121), and the central axis of the circular groove (11) is a reference axis (112);

the arc-shaped magnet positioning assembly (2) comprises a plurality of first clamping blocks (21), the first clamping blocks (21) are movably arranged on the base (1), and the plurality of first clamping blocks (21) are distributed around the circumference of the reference shaft (112);

the rectangular magnet positioning assembly (3) comprises a second clamping block (31), and the second clamping block (31) is movably arranged on the base (1);

rotatory driving piece (4), round reference shaft (112) rotate connect in base (1), when rotatory driving piece (4) rotated along first hour hand direction, drive first clamp splice (21) orientation first clamp surface (111) remove, and drive second clamp splice (31) orientation second clamp surface (121) remove, when rotatory driving piece (4) rotated along second hour hand direction, drive first clamp splice (21) are kept away from first clamp surface (111), and drive second clamp splice (31) are kept away from second clamp surface (121).

2. The magnet assembly carrier of claim 1, wherein the first clamping block (21) comprises a sliding portion (211) and a clamping portion (212) connected to the sliding portion (211), the sliding portion (211) is slidably connected to the base (1) along a radial direction of the circular groove (11), and the rotary driving member (4) can drive the sliding portion (211) to move so as to drive the clamping portion (212) to approach or move away from the first clamping surface (111).

3. The magnet assembly carrier of claim 2, wherein the first clamping block (21) further includes a guide post (213) connected to the sliding portion (211), the rotary driving member (4) includes a rotating disc (41), the rotating disc (41) is rotatably connected to the base (1) around the reference shaft (112), the rotating disc (41) is provided with a plurality of bar-shaped holes (411), an extending direction of the bar-shaped holes (411) forms an included angle with a radial direction of the circular groove (11), a distance from the reference shaft (112) to the bar-shaped holes (411) decreases gradually from a head end to a tail end of the bar-shaped holes (411) along the first clock direction, the plurality of bar-shaped holes (411) are circumferentially distributed around the reference shaft (112), and one guide post (213) is slidably disposed in each bar-shaped hole (411).

4. The magnet assembly carrier of claim 3, wherein the base (1) is provided with a fixing portion (13) having a common axis with the circular groove (11), a first elastic member (22) is connected between a side wall of the fixing portion (13) and each sliding portion (211), and the first elastic member (22) is in a compressed state when the guide pillar (213) slides to the tail end of the strip-shaped hole (411).

5. The magnet assembly carrier of claim 3, wherein a receiving groove (14) is formed on the other side surface of the base (1) opposite to the side surface on which the circular groove (11) is formed, and the turntable (41) is rotatably disposed in the receiving groove (14).

6. The magnet assembly carrier according to claim 3, wherein the rotary driving member (4) further comprises a rotating handle (42), one end of the rotating handle (42) is fixedly connected to the rotating disc (41), and the other end of the rotating handle extends along the radial direction of the circular groove (11) and in the direction away from the rotating disc (41).

7. The magnet assembly carrier of any one of claims 1-6, wherein the rotary driving member (4) has an arc-shaped guiding surface (412), the distance from the reference axis (112) to the arc-shaped guiding surface (412) along the first direction of the clock hand is gradually increased from the head end to the tail end of the arc-shaped guiding surface (412), the second clamping block (31) is slidably connected to the base (1) along the radial direction of the circular groove (11), the rectangular magnet positioning assembly (3) further comprises a second elastic member (32), the second elastic member (32) is connected between the second clamping block (31) and the base (1), one end of the second clamping block (31) facing away from the second elastic member (32) abuts against the arc-shaped guiding surface (412), and when the second clamping block (31) abuts against the tail end of the arc-shaped guiding surface (412), the second resilient member (32) is in a compressed state.

8. The magnet assembly carrier of claim 7, wherein one side of the rectangular slot (12) adjacent to the second clamping surface (121) is a third clamping surface (122), the rectangular magnet positioning assembly (3) further comprises a third clamping block (33), the third clamping block (33) is driven to move towards the third clamping surface (122) when the rotary driving member (4) rotates along the first hour hand direction, and the third clamping block (33) is driven to move away from the third clamping surface (122) when the rotary driving member (4) rotates along the second hour hand direction.

9. The magnet assembly carrier of claim 8, wherein the rectangular magnet positioning assembly (3) further comprises a slider (34) and a third elastic member (35), the third clamping block (33) is fixedly connected with the sliding block (34), the sliding block (34) is connected with the base (1) in a sliding way, the sliding direction of the sliding block (34) is perpendicular to the third clamping surface (122), the third elastic element (35) is connected between the sliding block (34) and the base (1), when the second clamping block (31) moves towards the second clamping surface (121), bringing the slide (34) towards the third clamping surface (122), when the second clamping block (31) is far away from the second clamping surface (121), the sliding block (34) is far away from the third clamping surface (122) under the action of the third elastic piece (35).

10. The magnet assembly carrier of claim 9, wherein the slider (34) defines a through slot (341), the second clamping block (31) is movably disposed through the through slot (341), the second clamping block (31) has a first guiding surface (313) facing a connecting corner between the second clamping surface (121) and the third clamping surface (122), and an inner wall of the through slot (341) has a second guiding surface (342) facing the first guiding surface (313).