CN217548978U - Magnetic top toy and top assembly component - Google Patents

Abstract

In order to solve the technical problems that a polygonal magnetic splicing toy in the prior art is poor in stability, easy to fall off, single in splicing direction and incapable of rotating, the application provides a magnetic top toy and a top splicing assembly, a plurality of magnets are arranged at the angular positions of a shell, double groups of magnets can be spliced, the magnets attract each other in pairs, and the structural stability is enhanced; is not easy to fall off; the first inclined plane, the second inclined plane and the vertical plane are arranged on the side face of the shell, so that splicing in the inclined plane direction and splicing in the horizontal direction can be performed, various splicing modes are realized, development of imagination space of children is facilitated, the practical ability of the children is exercised, and the intelligence benefiting performance of the toy is improved; the center of the shell is provided with the center rotary disc, and the shell can rotate relative to the center rotary disc, so that the interestingness of the toy is increased.

Description

Magnetic top toy and top assembly component

Technical Field

The utility model relates to a toy technical field especially relates to a magnetism top toy and top concatenation subassembly.

Background

Toys, broadly referred to as objects that can be played, are often used in human society as a means of educating through entertainment. Toys are various in types, are suitable for children, young people, middle-aged and old people and other toys in different age stages, and are tools for opening intelligent skylights, so that people can be smart. In order to develop the space imagination of children and exercise the practical ability of children, various splicing toys appear on the market, including magnetic splicing toys, plug-in splicing toys and the like. The magnetic splicing toy with the existing polygonal structure is characterized in that magnetic beads are arranged at the grooves near the center position of each side edge of a polygon, and every two magnetic beads are spliced by the attraction of the magnetic force of a single group of magnetic beads; the existing polygonal magnetic splicing toy can only be spliced in the inclined plane direction, the splicing toy cannot be spliced in the horizontal direction, and the splicing direction is single; and the existing splicing toy only has splicing effect, does not have rotating function and is single in interestingness.

SUMMERY OF THE UTILITY MODEL

To the current single magnetic bead of polygon magnetism concatenation toy group magnetic bead looks inhale the structure steadiness poor, drop easily, and can only carry out the concatenation of inclined plane direction, the single technical problem that just can not rotate of concatenation direction, this application provides a subassembly is assembled to magnetism top toy and top.

In order to solve the technical problem, in one aspect, the present application provides a magnetic top toy, which includes a housing, a central turntable and a magnet, wherein the housing is a polygonal-like ring structure, the central turntable is rotatably disposed in the center of the housing, the housing includes a plurality of end-to-end connected side surfaces, the side surfaces include a first inclined surface, a vertical surface and a second inclined surface, the first inclined surface is located between the vertical surface and the top surface of the housing, and the second inclined surface is located between the vertical surface and the bottom surface of the housing; the number of the magnets is multiple, and the magnets are arranged at the angular positions of the shell.

Preferably, a first groove is provided at each angular position of the housing, the magnet being disposed in the first groove; a second groove is formed in the center of the shell, and the central turntable is arranged in the second groove and used for enabling the shell to rotate relative to the central turntable;

one side edge of the first inclined surface is superposed with the side edge of the top surface of the shell, the other side edge of the first inclined surface close to the bottom surface direction of the shell is superposed with one side edge of the vertical surface, the other side edge of the vertical surface close to the bottom surface direction of the shell is superposed with one side edge of the second inclined surface, and the other side edge of the second inclined surface close to the bottom surface direction of the shell is superposed with the side edge of the bottom surface of the shell; the vertical surface is parallel to the center line of the shell, and the extending surface of the first inclined surface and the extending surface of the second inclined surface are intersected with the center line of the shell.

Preferably, a third groove is provided at each edge position of the housing.

Preferably, the magnet is a magnetic ball, more than half of the volume of the magnetic ball is in the shell, the rest part of the magnetic ball extends out of the shell, and the part of the magnetic ball in the shell is limited in the shell.

Preferably, the center turntable includes a rotary bearing and a cap, the rotary bearing includes a first outer ring to which the housing is mounted, a first inner ring to which the cap is fixed, and first rolling bodies sandwiched between the first outer ring and the first inner ring, and the cap includes an upper cap and a lower cap that are respectively snap-fitted to the first inner ring from both sides of a rolling bearing shaft; the plane of the upper cover cap is higher than the plane of the top surface of the shell, and the plane of the lower cover cap is higher than the plane of the bottom surface of the shell.

In another aspect, the present application provides a spinning top assembly comprising a magnetic spinning top toy as described in any one of the above.

Preferably, the assembly A further comprises a rotating body and a cover body with a polygonal annular structure in outline, wherein a boss is arranged at each side edge of the cover body and used for being clamped with the third groove; a fourth groove is formed in the center of the cover body, and the rotating body is arranged in the fourth groove and used for rotating relative to the rotating body; the cover body also comprises an upper cover body and a lower cover body, and the cover body is formed by splicing and fixing the upper cover body and the lower cover body; the upper cover body covers the rotating body and is used for fixing the rotating body.

Preferably, the boss is a mortise and tenon boss, the third groove is a mortise and tenon groove, and the mortise and tenon boss is clamped with the mortise and tenon groove; the rotor comprises a second outer ring, a second inner ring and a second rolling body clamped between the second outer ring and the second inner ring, and the cover body is mounted on the second outer ring; the upper cover body covers the second inner ring, and a fifth groove is formed in the surface, far away from the second inner ring, of the upper cover.

Preferably, the assembly C comprises a rotating shaft, a top body and a top cover, wherein the top body comprises an upper top and a lower top; the upper gyroscope is conical, the lower gyroscope is cylindrical, the gyroscope cover is a circular ring, the upper gyroscope, the lower gyroscope and the gyroscope cover are sequentially and fixedly connected, and the first end of the rotating shaft is fixedly connected with the top of the upper gyroscope; the rotating shaft sequentially penetrates through the lower gyroscope and the gyroscope cover and penetrates out of the gyroscope cover, and a rotating fulcrum is arranged at the second end in the direction far away from the gyroscope cover; and a sixth groove is formed from the side surface of the lower gyroscope to the edge of the gyroscope cover and is used for being abutted against the second inner ring.

Preferably, the diameter of the lower gyroscope is smaller than that of the gyroscope cover, a convex block is arranged on the surface of one side, close to the lower gyroscope, of the gyroscope cover, one side face of the convex block is fixedly connected with the lower gyroscope, and the other side face, far away from the lower gyroscope, of the convex block is fixedly connected with the gyroscope cover; the lug is clamped with the fifth groove.

The application has the beneficial effects that:

compared with the prior art, the magnetic top toy provided by the application has the advantages that the magnets are arranged at the angular positions of the shell, so that the two groups of magnets can be spliced and attracted with each other, and the structural stability is enhanced; is less prone to fall off. The first inclined plane, the second inclined plane and the vertical plane are arranged on the side face of the shell, so that splicing in the inclined plane direction and horizontal direction can be performed, splicing modes are various, development of imagination space of children and training of practical ability of the children are facilitated, and intelligence of the toy is improved; the center of the shell is provided with the center rotary disc, and the shell can rotate relative to the center rotary disc, so that the interestingness of the toy is increased.

Drawings

FIG. 1 is a front view of a magnetic top toy;

FIG. 2 is a test chart of a magnetic top toy;

FIG. 3 is an exploded view of a magnetic top toy;

FIG. 4 is a schematic view of a rotary bearing construction;

FIG. 5 is a front view of assembly A;

FIG. 6 is a bottom view of assembly A;

FIG. 7 is an exploded view of assembly A;

FIG. 8 is a schematic structural view of assembly C;

FIG. 9 is a bottom view of assembly C;

FIG. 10 is a schematic view of the assembled structure of the magnetic top toy and the assembly A;

FIG. 11 is a schematic diagram of the assembled construction of a magnetic top toy, component A, and component C;

FIG. 12 is a schematic view of the assembly structure of the component A and the component C;

FIG. 13 is a schematic view of a magnetic top toy assembled on a vertical surface;

FIG. 14 is a schematic view of a magnetic top toy assembled in a slant direction;

FIG. 15 is a schematic view of the magnetic top toy assembled in a planar configuration;

FIG. 16 is a schematic view of a magnetic top toy assembled into a hemisphere;

fig. 17 is a schematic diagram of a magnetic top toy assembled into a sphere.

The reference numbers in the drawings of the specification are as follows:

1. a magnetic top toy; 11. a housing; 12. a central turntable; 121. a first outer ring; 122. a first rolling element; 123. a first inner ring; 124. covering a cap; 125. a lower cap; 126. a rotating bearing; 13. a magnet; 14. a vertical plane; 151. a first inclined plane; 152. a second inclined surface; 16. a first groove; 17. a second groove; 18. a third groove; 2. a component A; 21. a rotating body; 22. a cover body; 23. a boss; 24. a fourth groove; 221. an upper cover body; 222. a lower cover body; 211. a second outer ring; 212. a second inner ring; 25. a fifth groove; 3. a component C; 31. a rotating shaft; 32. a top body; 321. mounting a top; 322. a lower top; 33. a gyro cover; 34. rotating a fulcrum; 35. a sixth groove; 36. and (4) a bump.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-4, embodiment 1 provides a magnetic top toy, which includes a housing 11, a central rotating disk 12 and a magnet 13, where the housing 11 is a polygonal ring-like structure, the central rotating disk 12 is rotatably disposed at the center of the housing 11, the housing 11 includes a plurality of end-to-end connected side surfaces, the side surfaces include a first inclined surface 151, a vertical surface 14 and a second inclined surface 152, the first inclined surface 151 is located between the vertical surface 14 and the top surface of the housing 11, and the second inclined surface 152 is located between the vertical surface 14 and the bottom surface of the housing 11; the number of the magnets 13 is plural, and the plural magnets 13 are provided at angular positions of the housing 11.

Specifically, the outline of the housing 11 is polygonal, for example, the housing 11 may be a regular polygon, and may also be an irregular polygon, for example, a hexagon, a pentagon, a heptagon, an octagon, and the like.

Compared with the prior art, the magnetic top toy 1 provided by the application has the advantages that the magnets 13 are arranged at the angular positions of the shell 11, so that the two groups of magnets 13 can be spliced and attracted in pairs, and the structural stability is enhanced; is less prone to fall off. The first inclined plane 151, the second inclined plane 152 and the vertical plane 14 are arranged on the side face of the shell 11, so that splicing in the inclined plane direction and horizontal direction can be performed, splicing modes are various, development of imagination space of children and training of practical ability of the children are facilitated, and intelligence of the toy is improved; the center of the shell 11 is provided with a center turntable 12, and the shell 11 can rotate relative to the center turntable 12, so that the interest of the toy is increased.

In the present embodiment 1, a first groove 16 is provided at each angular position of the housing 11, and the magnet 13 is disposed in the first groove 16; a second groove 17 is formed in the central position of the housing 11, and the central rotary table 12 is arranged in the second groove 17 and used for the housing 11 to rotate relative to the central rotary table 12;

one side of the first inclined plane 151 coincides with the side of the top surface of the housing 11, the other side of the first inclined plane 151 close to the bottom surface of the housing 11 coincides with one side of the vertical plane 14, the other side of the vertical plane 14 close to the bottom surface of the housing 11 coincides with one side of the second inclined plane 152, and the other side of the second inclined plane 152 close to the bottom surface of the housing 11 coincides with the side of the bottom surface of the housing 11; the vertical surface 14 is parallel to a centerline of the housing 11, and an extension surface of the first inclined surface 151 and an extension surface of the second inclined surface 152 intersect with the centerline of the housing 11.

As shown in fig. 13 to 17, the housing 11 is provided with a plurality of first inclined surfaces 151, a plurality of second inclined surfaces 152, and a plurality of vertical surfaces 14, and the magnetic top toy 1 can be assembled in an inclined surface direction according to the first inclined surfaces 151 or the second inclined surfaces 152, and can be assembled in a horizontal direction or a vertical direction according to the vertical surfaces 14, so that the intelligence and the interest of the toy can be increased in various ways.

In this embodiment 1, the magnet 13 is a magnetic ball, a half or more of the volume of the magnetic ball is located in the housing 11, the rest of the magnetic ball extends out of the housing 11, and the magnetic ball located in the housing 11 is partially confined in the housing 11.

Specifically, the magnetic balls partially extend out of the shell 11, and when the toy is spliced, the magnetic balls are in direct magnetic contact, so that the stability of the spliced structure is improved. In order to prolong the service life of the magnetic ball, an anticorrosive coating can be sprayed on the surface of the magnetic ball.

In the present embodiment 1, a third groove 18 is provided at each edge position of the housing 11. The third groove 18 is used for splicing with the component A2.

In the present embodiment 1, the center turntable 12 includes a rotation bearing 126 and a cap, the rotation bearing 126 includes a first outer ring 121, a first inner ring 123, and first rolling bodies 122 sandwiched between the first outer ring 121 and the first inner ring 123, the housing 11 is mounted to the first outer ring 121, the first inner ring 123 is used to fix the cap, and the cap includes an upper cap 124 and a lower cap 125 that are respectively fastened to the first inner ring 123 from both sides of a rolling bearing shaft; the upper cap 124 is located on a plane higher than the top surface of the housing 11, and the lower cap 125 is located on a plane higher than the bottom surface of the housing 11.

Specifically, the housing 11 is connected to the first outer ring 121, and when the housing 11 is rotated, the first outer ring 121 and the housing 11 rotate together, and the first rolling element 122 disposed between the first outer ring 121 and the first inner ring 123 also rotates; the first inner ring 123 and the cap are in a stationary state at this time, so that the rotation function of the magnetic top toy 1 can be realized. It should be noted that the first inner ring 123 and the first outer ring 121 may be made of plastic, and may also be made of metal, and the metal may be made of copper, aluminum, iron, stainless steel, and the like, which is not limited in this application. The plane of the upper cap 124 is higher than the plane of the top surface of the shell 11, and the plane of the lower cap 125 is higher than the plane of the bottom surface of the shell 11, so that not only can the function of a fingertip top be realized, but also the magnetic top toy 1 can be placed on the plane to rotate.

As shown in fig. 13 to 17, embodiment 2 provides a top module assembly, in which the first splicing method is to attract two vertical surfaces 14 of a plurality of magnetic top toys 1 to each other, and to splice them in the horizontal direction or the vertical direction; the second splicing method is to selectively attract the first inclined planes 151 and/or the second inclined planes 152 of the plurality of magnetic top toys 1 in pairs, so as to splice the inclined planes in the direction, for example, the magnetic top toys can be spliced into a hemisphere or a sphere. A third splicing method is to select the first inclined surface 151 and/or the second inclined surface 152 and/or the vertical surface 14 of a plurality of magnetic top toys 1 to be spliced into different three-dimensional figures.

The subassembly is assembled to top that embodiment 2 provided is formed by a plurality of magnetism top toys 1 amalgamations, can carry out the concatenation of inclined plane direction, also can carry out the concatenation of horizontal direction, and the concatenation mode is various, increases the intelligence benefit and the interest of toy.

As shown in fig. 10, embodiment 3 provides a spinning top assembly including a magnetic spinning top toy 1, and further including an assembly A2; as shown in fig. 5 to 7, the assembly A2 includes a rotating body 21 and a cover 22 having a polygonal ring-shaped profile, where a boss 23 is provided at each side position of the cover 22 for being clamped with the third groove 18; a fourth groove 24 is formed in the center of the cover 22, and the rotating body 21 is arranged in the fourth groove 24 and used for rotating the cover 22 relative to the rotating body 21; the cover 22 further comprises an upper cover 221 and a lower cover 222, and the cover 22 is formed by splicing and fixing the upper cover 221 and the lower cover 222; the upper cover 221 covers the rotating body 21 to fix the rotating body 21.

The upper cover 221 of the module A2 covers the rotor 21, mainly to prevent the rotor 21 from being detached from the cover 22. The gyro assembly component provided by the embodiment 3 is formed by assembling the magnetic gyro toy 1 and the component A2. Each side position of the cover body 22 of the component A2 is provided with a boss 23 which is used for being clamped with the third groove 18 in the magnetic top toy 1, so that the top assembly component is formed by splicing. The cover 22 of the module A2 provided in embodiment 3 can rotate with respect to the rotor 21, and can rotate as a fingertip top alone.

In embodiment 3, the boss 23 is a mortise and tenon boss 23, the third groove 18 is a mortise and tenon groove, and the mortise and tenon boss 23 is connected with the mortise and tenon groove in a clamping manner; the rotor 21 includes a second outer ring 211, a second inner ring 212, and second rolling elements sandwiched between the second outer ring 211 and the second inner ring 212, and the cover 22 is attached to the second outer ring 211; the upper cover 221 covers the second inner ring 212, and a surface of the upper cover facing away from the second inner ring 212 is provided with a fifth groove 25.

Subassembly A2 sets up mortise and tenon boss 23, and the third recess 18 of magnetism top toy 1 is mortise and tenon recess, and subassembly A2 and magnetism top toy 1 are with mortise and tenon mode joint, and reinforcing amalgamation intensity prevents that magnetism top toy 1 from breaking away from with subassembly A2 when rotating. The upper cover 221 covers the second inner ring 212 to prevent the rotor 21 from separating from the cover 22 during the rotation of the assembly A2. The fifth groove 25 on the surface of the upper cover of the assembly A2 is mainly used for clamping with the projection 36 in the assembly C3. The second outer ring 211 and the second inner ring 212 may be made of plastic, or may be made of metal, which may be copper, aluminum, iron, stainless steel, or the like, and the application is not limited thereto.

As shown in fig. 11, embodiment 4 provides a spinning top assembly component, which includes a magnetic spinning top toy 1, a component A2, and a component C3; as shown in fig. 8 to 9, the assembly C3 includes a rotation shaft 31, a top body 32, and a top cover 33, the top body 32 including an upper top 321, a lower top 322; the upper gyroscope 321 is conical, the lower gyroscope 322 is cylindrical, the gyroscope cover 33 is a circular ring, the upper gyroscope 321, the lower gyroscope 322 and the gyroscope cover 33 are sequentially and fixedly connected, and the first end of the rotating shaft 31 is fixedly connected with the top of the upper gyroscope 321; the rotating shaft 31 sequentially penetrates through the lower gyroscope 322 and the gyroscope cover 33 and penetrates out of the gyroscope cover 33, and a rotating fulcrum 34 is arranged at the second end of the rotating shaft 31 in a direction away from the gyroscope cover 33; a sixth groove 35 is disposed from the side surface of the lower top 322 to the edge of the top cover 33, and is used for abutting against the second inner ring 212.

Specifically, go up top 321, lower top 322 with top lid 33 is fixed connection in proper order and cover establish on rotation axis 31, specifically indicate conical last top 321, columniform top 322 center down and be hollow, top lid 33 center is equipped with the round hole, be uppermost according to the summit of last top 321, the bottom surface of going up top 321 and the top surface fixed connection of top 322 down, the bottom surface of lower top 322 and the top surface fixed connection of top lid 33, rotation axis 31 passes last top 321, lower top 322, top lid 33 in proper order, the first end of rotation axis 31 and the top fixed connection of last top 321, the second end that rotation axis 31 kept away from last top 321 orientation extends the outside of top lid 33. The lower top 322 in the assembly C3 is cylindrical, the side surface of the lower top 322 abuts against the second inner ring 212 of the assembly A2, and the side surface of the lower top 322 and the outer edge of the top cover 33 are provided with the sixth grooves 35 communicated with each other, so that the assembly C3 is conveniently clamped into the assembly A2 by elastic pressing to realize tight assembly. The pivot point 34 is for facilitating rotation of the assembly C3.

In embodiment 4, the diameter of the lower top 322 is smaller than the diameter of the top cover 33, a protrusion 36 is disposed on a side surface of the top cover 33 close to the lower top 322, one side surface of the protrusion 36 is fixedly connected with the lower top 322, and the other side surface of the protrusion 36 away from the lower top 322 is fixedly connected with the top cover 33; the projection 36 is clamped with the fifth groove 25.

Specifically, a protruding block 36 is arranged on the surface of one side of the top cover 33 close to the lower top 322, the protruding block 36 is clamped with the fifth groove 25, rotation slip is prevented, and the stability of the connection between the component C3 and the component A2 is enhanced. Embodiment 4 provides an assembly C3 that can be rotated solely by means of the gyro pivot point 34.

The assembly is assembled by the magnetic top toy 1, the assembly A2 and the assembly C3 together to form a large top, so that the intelligence of the toy can be improved, and the interest of the toy can be increased.

As shown in fig. 12, embodiment 5 provides a gyro assembly component, which includes a component A2 and a component C3, where the structure of the component A2 is the same as embodiment 3, and the structure of the component C3 is the same as embodiment 4, and details are not repeated here. Lower top 322 in subassembly C3 and second inner ring 212 joint of subassembly A2 can realize the amalgamation of subassembly A2 and subassembly C3, forms the top and assembles the subassembly.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A magnetic top toy is characterized by comprising a shell, a central rotating disc and a magnet, wherein the shell is of a polygonal annular structure, the central rotating disc is rotatably arranged in the center of the shell, the shell comprises a plurality of end-to-end connected side faces, the side faces comprise a first inclined face, a vertical face and a second inclined face, the first inclined face is positioned between the vertical face and the top face of the shell, and the second inclined face is positioned between the vertical face and the bottom face of the shell; the number of the magnets is multiple, and the magnets are arranged at the angular positions of the shell.

2. The magnetic top toy of claim 1, wherein each angular position of the housing is provided with a first recess, the magnet being disposed within the first recess; a second groove is formed in the center of the shell, and the central turntable is arranged in the second groove and used for enabling the shell to rotate relative to the central turntable;

one side edge of the first inclined surface is superposed with the side edge of the top surface of the shell, the other side edge of the first inclined surface close to the bottom surface direction of the shell is superposed with one side edge of the vertical surface, the other side edge of the vertical surface close to the bottom surface direction of the shell is superposed with one side edge of the second inclined surface, and the other side edge of the second inclined surface close to the bottom surface direction of the shell is superposed with the side edge of the bottom surface of the shell; the vertical surface is parallel to the center line of the shell, and the extending surface of the first inclined surface and the extending surface of the second inclined surface are intersected with the center line of the shell.

3. The magnetic top toy of claim 1, wherein a third recess is provided at each edge position of the housing.

4. The magnetic top toy of claim 3, wherein the magnet is a magnetic ball, more than half of the volume of the magnetic ball is in the housing, the remainder of the magnetic ball extends out of the housing, and the portion of the magnetic ball in the housing is confined in the housing.

5. The magnetic top toy of claim 4, wherein the center turntable includes a rotation bearing and a cap, the rotation bearing including a first outer ring to which the housing is mounted, a first inner ring for fixing the cap, and first rolling bodies sandwiched between the first outer ring and the first inner ring, the cap including an upper cap and a lower cap that are respectively snap-fitted to the first inner ring from both sides of a rolling bearing shaft; the plane of the upper cover cap is higher than the plane of the top surface of the shell, and the plane of the lower cover cap is higher than the plane of the bottom surface of the shell.

6. A spinning top assembly comprising a magnetic spinning top toy according to any one of claims 3 to 5.

7. The assembly component of the gyroscope according to claim 6, further comprising a component A, wherein the component A comprises a rotor and a cover body with a polygonal annular structure, and a boss is arranged at each side edge of the cover body and used for being clamped with the third groove; a fourth groove is formed in the center of the cover body, and the rotating body is arranged in the fourth groove and used for rotating relative to the rotating body; the cover body also comprises an upper cover body and a lower cover body, and the cover body is formed by splicing and fixing the upper cover body and the lower cover body; the upper cover body covers the rotating body and is used for fixing the rotating body.

8. The gyroscope assembly component of claim 7, wherein the boss is a mortise and tenon boss, the third groove is a mortise and tenon groove, and the mortise and tenon boss is clamped with the mortise and tenon groove; the rotor includes a second outer ring, a second inner ring, and a second rolling element sandwiched between the second outer ring and the second inner ring, and the cover is mounted to the second outer ring; the upper cover body covers the second inner ring, and a fifth groove is formed in the surface, far away from the second inner ring, of the upper cover.

9. The top sub-assembly of claim 8, further comprising an assembly C comprising a rotation shaft, a top body and a top cover, the top body comprising an upper top and a lower top; the upper gyroscope is conical, the lower gyroscope is cylindrical, the gyroscope cover is a circular ring, the upper gyroscope, the lower gyroscope and the gyroscope cover are sequentially and fixedly connected, and the first end of the rotating shaft is fixedly connected with the top of the upper gyroscope; the rotating shaft sequentially penetrates through the lower gyroscope and the gyroscope cover and penetrates out of the gyroscope cover, and a rotating fulcrum is arranged at the second end of the rotating shaft in the direction away from the gyroscope cover; and a sixth groove is formed from the side surface of the lower gyroscope to the edge of the gyroscope cover and is used for being abutted against the second inner ring.

10. The assembly of claim 9, wherein the diameter of the lower top is smaller than the diameter of the top cover, a protrusion is disposed on a surface of one side of the top cover close to the lower top, one side of the protrusion is fixedly connected to the lower top, and another side of the protrusion away from the lower top is fixedly connected to the top cover; the lug is clamped with the fifth groove.

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