Magnetic building block

Abstract

Magnetic building block, characterized in that the magnetic building block comprises a building block body which is a square building block body formed by the connection of six side walls; wherein the six side walls comprise a front side wall, a rear side wall, a left side wall, a right side wall, an upper side wall and a lower side wall; wherein the building block body further comprises four sets of inner walls corresponding to four seams formed by the front side wall, the rear side wall, the left side wall and the right side wall; wherein each inner wall set is arranged at a junction formed by two corresponding adjacent side walls, and the inner wall set comprises two inner walls, each of which is connected to the two corresponding adjacent side walls; wherein the building block body further comprises four compartments, which are bounded by four sets of inner walls, a front side wall, a rear side wall, a left side wall and a right side wall, each compartment being bounded by two inner walls corresponding to the sets of inner walls and two side walls correspondingly adjacent to one another; wherein the building block body further comprises four support rods corresponding to the four compartments, each of the support rods being arranged within a corresponding compartment; wherein the building block body further comprises four sets of magnet units, each set of magnet units being provided in a corresponding compartment, each set of magnet units comprising two magnets arranged at two opposite ends of a corresponding support rod; wherein each of the magnet units is rotatable within the corresponding compartment, and each magnet has an N-pole and an S-pole; wherein each inner wall set extends from the lower side wall to the upper side wall, each support rod and two corresponding magnet units, arranged at opposite ends of each support rod, are housed in corresponding compartments.

Description

Technical area

[0001] The invention relates to the technical field of educational toys, in particular to a magnetic building block with a simple structure. State of the art

[0002] A toy that has become increasingly popular in recent years is the 3D magnetic building block, which can build three-dimensional shapes and stimulate children's imagination. The magnetic building blocks currently on the market achieve stable stacking of the building blocks by embedding the magnetic units in the building block bodies, while the distribution of the magnetic units in different positions also enables multi-angle and multi-dimensional stacking of the building blocks. However, in the existing magnetic suction cups, the magnet is firmly attached to a fixed position in the main body of the building blocks, and only the corresponding magnetic poles of different magnetic building blocks can be docked to complete the stacking of the building blocks. This fixed magnetic pole method greatly limits the flexibility and variety of docking of the building blocks. Content of the invention

[0003] To overcome the deficiencies of the prior art, the present invention discloses a magnetic building block, the magnetic building block comprising a building block body which is a square building block body formed by connecting six side walls; wherein the six side walls include a front side wall, a rear side wall, a left side wall, a right side wall, an upper side wall, and a lower side wall; wherein the building block body further comprises four inner wall sets corresponding to four seams formed by the front side wall, the rear side wall, the left side wall and the right side wall; wherein each inner wall set is arranged at a junction formed by two corresponding adjacent side walls, and the inner wall set comprises two inner walls each connected to the two corresponding adjacent side walls; wherein the building block body further comprises four compartments defined by four inner wall sets, a front side wall, a rear side wall, a left side wall and a right side wall, each compartment defined by two inner walls corresponding to the inner wall sets and two side walls corresponding to each other; wherein the building block body further comprises four support rods corresponding to the four compartments, each of the support rods being arranged within a corresponding compartment; wherein the building block body further comprises four sets of magnet units, each set of magnet units being provided in a corresponding compartment, each set of magnet units comprising two magnets arranged at two opposite ends of a corresponding support rod; wherein each of the magnet units is rotatable within the corresponding compartment, and each magnet unit has an N-pole and an S-pole; wherein each inner wall set extends from the lower side wall to the upper side wall, each support rod and two corresponding magnet units arranged at opposite ends of each support rod are housed in corresponding compartments.

[0004] The magnetic building block comprises a building block body, an upper side wall and a lower side wall attached to the building block body, wherein a magnet unit is embedded in the building block body.

[0005] The block body, together with the upper and lower side walls, encloses a structure with a square outer surface. Alternatively, the block body and the upper and lower side walls can also enclose other shaped structures with a cylindrical, pyramidal, or prismatic surface.

[0006] In other embodiments, the magnet unit may be mounted near the outer surface of the block body or the top or bottom side wall.

[0007] Furthermore, the plurality of magnet units arranged in the same plane have the same magnetic poles facing outward, with all magnet units being uniformly N-pole or uniformly S-pole at one end facing the surface of the upper sidewall. Furthermore, the magnet units mounted under different sides of the same magnetic building block may have the same magnetic poles, or different magnetic poles may be mounted on different surface areas.

[0008] Furthermore, the module body comprises a housing in which a receiving cavity is provided, wherein a laterally extending partition wall is provided within the receiving cavity, the edges of which are fastened to the inner side wall of the housing, wherein the partition wall divides the receiving cavity into an upper cavity and a lower cavity.

[0009] An opening structure is provided at the top of the upper cavity and the lower cavity, wherein the upper side wall and the lower side wall are connected to the openings, respectively; wherein the upper opening in the upper cavity is connected to the upper side wall, and the opening in the lower cavity is connected to the lower side wall.

[0010] A plurality of upper mounting slots and a plurality of upper connecting posts are provided in the upper cavity, a magnet unit is provided in the upper mounting slots, wherein the upper side wall is connected to the upper connecting posts.

[0011] In addition, a plurality of lower mounting slots and a plurality of lower connecting posts are provided in the lower cavity, a magnet unit is provided in the lower mounting slots, and the lower side wall is connected to the lower connecting posts.

[0012] In addition, the upper side wall is connected and fixed to the block body by means of an upper connecting post, and the lower side wall is connected and fixed to the block body by means of a lower connecting post to form a building block or the smallest block unit.

[0013] In other embodiments, the upper side wall, the lower side wall and the block body can also be firmly connected by snap fasteners or by screws and holes.

[0014] After the upper and lower side walls are attached to the brick body, the upper and lower side walls are the same height as the edges of the brick body and together form a flat structure.

[0015] In addition, the building block body is formed from one piece.

[0016] In this embodiment, the housing is a square frame structure with four enclosed side panels, with the upper and lower mounting slots located at right-angled corners of the inner side of the square frame structure. The corresponding magnet unit is also mounted near the right-angled corner.

[0017] The upper plate surface of the partition has a plurality of upper baffles projecting toward the side of the opening, the lower plate surface of the partition has a plurality of lower baffles projecting toward the side of the opening, the upper baffle and the housing together enclosing the upper mounting slot, and the lower baffle and the housing enclosing the lower mounting slot.

[0018] In other embodiments, the upper and lower baffles can also be arranged symmetrically in the center of the four side walls. The upper and lower baffles are U-shaped side plates, and the magnet unit is also provided in the center position of the respective side plates.

[0019] In addition, a connecting portion is provided in each of the upper mounting slot and the lower mounting slot, wherein the magnet unit is provided with a docking portion corresponding to the connecting portion.

[0020] In this embodiment, the connecting portion is a protruding columnar structure, and a connecting hole is provided in the corresponding magnet unit, and the connecting portion is inserted into the connecting hole.

[0021] Alternatively, the column structure and the connecting hole between the connecting section and the magnet unit can be replaced. Alternatively, the connecting section can be a recess into which the magnet unit is directly inserted.

[0022] Alternatively, the magnet unit can also be glued directly to the bottom of the upper or lower mounting slot.

[0023] Furthermore, the upper connecting post protrudes from an upper plate surface of the partition toward the opening, the upper connecting post being located outside the upper mounting slot; the lower connecting post protrudes from the lower plate surface of the partition toward the side of the opening, the lower connecting post being located outside the lower mounting slot. In this embodiment, the upper and lower baffles are both rectangular baffles, and the rectangular baffles, together with the right-angled corners of the square frame structure, enclose the upper mounting slot and the lower mounting slot in the shape of a cube.

[0024] The upper plate surface of the partition wall is also provided with a raised upper reinforcing bar structure, wherein the upper reinforcing bar structure has a cross-shaped structure, and the end of the cross-shaped structure extends the side wall of the upper connecting post, wherein the connecting post is provided adjacent to the inner side wall of the main body.

[0025] The lower plate surface of the partition wall is also provided with a raised lower reinforcing bar structure, wherein the lower reinforcing bar structure has a cross-shaped structure, and the end of the cross-shaped structure extends to the side wall of the lower connecting post.

[0026] The lower reinforcement bar has a smaller cross-sectional width than the upper reinforcement bar.

[0027] In addition, the upper mounting slot and the lower mounting slot are arranged in opposite directions in the height direction of the housing, and the upper connecting post and the lower connecting post are also arranged in opposite directions in the height direction of the housing.

[0028] In other embodiments, the upper mounting slot and the lower mounting slot may also be arranged out of alignment in the height direction of the housing; and the upper connecting post and the lower connecting post may also be arranged out of alignment in the height direction of the housing.

[0029] In addition, the upper side wall has the same construction as the lower side wall and includes: a cover body, a plurality of connecting rods projecting from the same plate surface of the cover body, and a reinforcing portion enclosing the outer wall of the bottom of the connecting rods.

[0030] In addition, after the top or bottom side panel is installed into the enclosure, the top of the reinforcement section rests against the top edge or top of the top baffle or top mounting post.

[0031] The present invention provides a magnetic building block comprising a building block body, a first magnet, and a support post unit, wherein the building block body is formed by a plurality of interconnected side walls, wherein cross corners are formed at the seams between adjacent side walls, wherein a first compartment is provided at the intersection corner; wherein a first magnet is arranged in the first compartment and is rotatable within the first compartment, wherein each of the first magnets is provided with an N pole and an S pole; wherein the stop post unit comprises a plurality of stop posts for stopping the first magnet in the first compartment, and the magnetic attraction elements can therefore be attracted to each other by a first magnet arranged in the first compartment at the intersection corner, wherein the magnetic attraction elements can be interconnected at cross corners,thereby achieving a staggered connection between the magnetic attraction elements and enabling the design and construction of the staggered shape. Compared with the prior art magnetic building blocks that can only be stacked on the same axis, the magnetic building blocks provided by the present disclosure are greatly enriched in terms of the way of building and playing, which can help children build more shapes and form various pattern combinations by combining the surface patterns of the magnetic building blocks, thus stimulating children's interest in building and modeling and contributing to the development of their imagination. Furthermore, since the first magnet is rotatable in the first compartment and is provided with N and S poles, when the magnetic building blocks are stacked on top of each other at intersecting corners, the first magnet of the magnetic building blocks can easily guide the N pole of the magnetic suction block.that it strongly attracts the S-pole of another identical magnetic building block by rotating it, or guide the S-pole of the magnetic building block in such a way that it strongly attracts the N-pole of another identical magnetic building block by rotating it, thereby enabling a stable connection between magnetic building blocks, a misaligned connection between magnetic building blocks, and the design and construction of misaligned shapes.

[0032] The above description is only an outline of the technical program of the present invention, in order to better understand the technical means of the invention which can be implemented according to the contents of the specification, and in order to make the above and other purposes, features and advantages of the present invention more obvious and easier to understand, the following preferred embodiments will be described in detail as follows. Drawings Fig. 1 Schematic diagram of the overall structure of a magnetic device of the present embodiment; Fig. 2 Exploded view of a magnetic component of the present embodiment; Fig. 3 Detailed exploded view of a magnetic component of the present embodiment; Fig. 4 Top view of the package body of a magnetic package of the present embodiment; Fig. 5 Bottom view of the package body of a magnetic package of the present embodiment; Fig. 6 Schematic diagram of the structure of the upper side wall of a magnetic device of the present embodiment; Fig. 7 Front view of a magnetic device of the present embodiment; Fig. 8 AA-sectional view of the Fig. 7; Fig. 9 BB-sectional view of the Fig. 7; Concrete embodiments

[0033] For a better understanding of the purpose, technical solution and advantages of the utility model, the attached drawings and embodiments are summarized below to explain the invention in detail.

[0034] In the following, the technical solutions in the embodiments of the utility model are described clearly and completely in conjunction with the accompanying drawings. It is understood that the described embodiments represent only a portion of the embodiments of the utility model and not all embodiments. Based on the embodiments in the present invention, all other embodiments achieved by a person skilled in the art without creative effort fall within the scope of this invention.

[0035] As in Fig. 1 to 9, the invention provides a magnetic building block 100 comprising a building block body 1 which is a square building block body formed by connecting six side walls; wherein the six side walls comprise a front side wall 111, a rear side wall 113, a left side wall 112, a right side wall 114, an upper side wall 2 and a lower side wall 3; wherein the building block body 1 further comprises four inner wall sets corresponding to four seams formed by the front side wall 111, the rear side wall 113, the left side wall 112 and the right side wall 114; wherein each inner wall set is arranged at a junction formed by two corresponding adjacent side walls, and the inner wall set comprises two inner walls each connected to the two corresponding adjacent side walls; wherein the building block body 1 further comprises four compartments defined by four inner wall sets, a front side wall 111, a rear side wall 113, a left side wall 112 and a right side wall 114, each compartment defined by two inner walls corresponding to the inner wall sets and two side walls corresponding to each other; wherein the building block body 1 further comprises four support rods corresponding to the four compartments, each of the support rods being arranged within a corresponding compartment; wherein the building block body further comprises four sets of magnet units 4, each set of magnet units 4 being provided in a corresponding compartment, each set of magnet units 4 comprising two magnets arranged at two opposite ends of a corresponding support rod; wherein each of the magnet units 4 is rotatable within the corresponding compartment, and each magnet unit 4 has an N-pole and an S-pole; wherein each inner wall set extends from the lower side wall 3 to the upper side wall 2, each support rod and two corresponding magnet units arranged at opposite ends of each support rod are housed in corresponding compartments.

[0036] In another embodiment, the compartment extends in the same direction as the extension of the support rod; each of the support rods is movable up and down in its direction of extension.

[0037] The magnetic building block 100 comprises a building block body 1, an upper side wall 2, and a lower side wall 3 attached to the building block body 1, with a magnet unit 4 embedded in the building block body 1. The building block body 1, together with the upper side wall 2 and the lower side wall 3, encloses a structure with a square outer surface. It is clear that in other embodiments, the building block body 1 and the upper side walls 2 and lower side walls 3 may also enclose other shaped structures with a cylindrical, pyramidal, or prismatic surface.

[0038] In order to maximize the magnetic attraction between different magnetic building blocks 100, the magnet unit 4 can be mounted near the outer surface of the building block body 1 or the upper side wall 2 or lower side wall 3.

[0039] Furthermore, the plurality of magnet units 4 arranged in the same plane have the same magnetic poles facing outward, such as the magnet unit 4 below the upper side wall 2, wherein all magnet units 4 are uniformly N-pole or uniformly S-pole at one end facing the surface of the upper side wall 2. Furthermore, the magnet units 4 mounted under different sides of the same magnetic building block 100 may have the same magnetic poles, or different magnetic poles may be mounted on different surface areas. For example, the top surface of the square building block body 1 may be an N-pole or an S-pole, and the opposite bottom surface may also be an N-pole or an S-pole.

[0040] Each set of upper mounting slots 12 and the opposite lower mounting slots 121 form the compartment, and the upper connecting post 13 and the opposite lower connecting post 131 form the support rod. Both ends of the support rods are arranged opposite the corresponding magnet unit.

[0041] A gap is provided between the upper side wall 2, the lower side wall 3 and a corresponding magnet unit 4.

[0042] As in Fig. 4, the module body 1 comprises a housing 11 in which a receiving cavity is provided, wherein within the receiving cavity a laterally extending partition 14 is provided, the edges of which are fastened to the inner side wall of the housing 11, wherein the partition 14 divides the receiving cavity into an upper cavity 10 and a lower cavity 20.

[0043] An opening structure is provided at the top of the upper cavity 10 and the lower cavity 20, with the upper side wall 2 and the lower side wall 3 being connected to the openings, respectively; the upper opening in the upper cavity 10 being connected to the upper side wall 2, and the opening in the lower cavity 20 being connected to the lower side wall 3.

[0044] In the upper cavity 10, a plurality of upper mounting slots 12 and a plurality of upper connecting posts 13 are provided, a magnet unit 4 is provided in the upper mounting slots, wherein the upper side wall 2 is connected to the upper connecting posts 13.

[0045] As in Fig. 4, a plurality of lower mounting slots 121 and a plurality of lower connecting posts 131 are provided in the lower cavity 20, a magnet unit 4 is provided in the lower mounting slots 121, and the lower side wall 3 is connected to the lower connecting posts 131;

[0046] Furthermore, the upper side wall 2 is connected and fixed to the building block body 1 by means of an upper connecting post 13, and the lower side wall 3 is connected and fixed to the building block body 1 by means of a lower connecting post 131 to form a building block or the smallest block unit.

[0047] It should be noted that the upper side wall 2, the lower side wall 3, and the building block body 1 can also be firmly connected by snap fasteners or by screws and holes. After the upper side wall 2 and the lower side wall 3 are attached to the building block body 1, the upper side wall 2 and the lower side wall 3 are the same height as the edges of the building block body 1 and together form a flat structure.

[0048] To simplify the injection molding of the building block body 1, the building block body 1 is molded from a single piece. Furthermore, the use of a one-piece construction also contributes to the overall structural strength of the building block body 1. Compared with existing magnetic building blocks composed of multiple parts, it features a simple structure, stable and reliable connection and assembly, efficient processing, and low cost.

[0049] In another embodiment, the housing 11 is a square frame structure with four side plates enclosed therein, with the upper mounting slot 12 and the lower mounting slot 121 provided at right-angled corners of the inner side of the square frame structure. The corresponding magnet unit 4 is also arranged near a right-angled corner, and the advantages of this design are as follows: An upper mounting slot 12 is provided on one side near the upper side wall 2, located at each of the four corners, and the magnet units 4 distributed at the four right-angled corners can then exert a magnetic effect on the magnetic suction cups near the surface of the upper side wall 2 and also on the magnetic suction cups near the surface of the side walls of the housing 11.With a single magnetic component, the number of internal magnetic units used can be reduced while simplifying the design of the magnetic unit mounting structure.

[0050] As in Fig. 4 and Fig. 5, the upper plate surface of the partition wall 14 has a plurality of upper baffles 17 projecting toward the side of the opening, the lower plate surface of the partition wall 14 having a plurality of lower baffles 171 projecting toward the side of the opening, the upper baffle 17 and the housing 11 together enclosing the upper mounting slot 12, and the lower baffle 171 and the housing 11 enclosing the lower mounting slot 121.

[0051] It will be appreciated that in other embodiments, the upper baffle plate 17 and the lower baffle plate 171 may also be arranged symmetrically in the center of the four side walls. Accordingly, the upper baffle plate 17 and the lower baffle plate 171 are U-shaped side plates, and the magnet unit 4 is also provided in the middle position of the respective side plates.

[0052] The upper partition wall 17 and the corresponding lower partition wall 171 form the inner wall set with a left side wall, a right side wall, a front side wall, and a rear side wall, respectively. Furthermore, a connecting portion 16 (161) is provided in each of the upper mounting slot 12 and the lower mounting slot 121, and the magnet unit 4 is provided with a docking portion corresponding to the connecting portion 16 (161).

[0053] In this embodiment, the connecting portion 16 (161) is a protruding columnar structure, and a connecting hole is provided in the corresponding magnet unit 4, and the connecting portion 16 (161) is inserted into the connecting hole. Alternatively, the columnar structure and the connecting hole between the connecting portion 16 (161) and the magnet unit 4 can be interchanged. Alternatively, the connecting portion 16 (161) is a recess into which the magnet unit 4 is directly inserted. Alternatively, the magnet unit 4 can also be directly bonded to the bottom of the upper mounting slot 12 or the lower mounting slot 121.

[0054] The upper connecting post 13 protrudes from an upper plate surface of the partition wall 14 toward the opening, the upper connecting post 13 being arranged outside the upper mounting slot 12; the lower connecting post 131 protrudes from the lower plate surface of the partition wall 14 toward the opening side, the lower connecting post 131 being arranged outside the lower mounting slot 121.

[0055] In this embodiment, the upper baffle 17 and the lower baffle 171 are both rectangular baffles, and the rectangular baffles, together with the rectangular corners of the square frame structure, enclose the upper mounting slot 12 and the lower mounting slot 121 in the shape of a cube. It should be understood that in other embodiments, the upper baffle 17 and the lower baffle 171 are not limited to a rectangular baffle, but can be any other shape of baffle, such as a curved baffle, a flat baffle, etc., and the baffle only needs to be enclosed together with the housing 11 to form a mounting space.

[0056] As in Fig. As shown in Figure 4, the lower plate surface of the partition wall 14 is also provided with a raised structure of the upper reinforcement bar 15. The structure of the upper reinforcement bar 15 has a cross-shaped structure, and the end of the cross-shaped structure extends to the side wall of the upper connecting post 13. The connecting post 13 is mounted close to the inner side wall of the housing 11, and the structure of the upper reinforcement bar 15 of the cross-shaped structure can improve not only the strength of the partition wall 14 but also the support strength of the upper connecting post 13.

[0057] As in Fig. As shown in Figure 5, the lower plate surface of the partition wall 14 is also provided with a raised structure of the lower reinforcement bar 18. The structure of the lower reinforcement bar 18 has a cross-shaped structure, and the end of the cross-shaped structure extends to the side wall of the lower connecting post 131. The lower reinforcement bar 18 has a smaller cross-sectional width than the upper reinforcement bar 15.

[0058] As in Fig. 8 and Fig. As shown in Figure 9, the upper mounting slot 12 and the lower mounting slot 121 are arranged in opposite directions in the height direction of the housing 11, and the upper connecting post 13 and the lower connecting post 131 are also arranged in opposite directions in the height direction of the housing 11. It will be appreciated that in other embodiments, the upper mounting slot 12 and the lower mounting slot 121 may also be arranged out of alignment in the height direction of the housing 11; and that the upper connecting post 13 and the lower connecting post 131 may also be arranged out of alignment in the height direction of the housing 11. The upper connecting post 13 only needs to be aligned with the upper side wall 2, and the lower connecting post 131 only needs to be aligned with the lower side wall 3.

[0059] As can be seen from the Fig. 3 and Fig. As shown in Figure 6, the upper side wall 2 has the same structure as the lower side wall 3 to reduce molding and processing costs. It consists of, for example, a cover body 21, a plurality of connecting rods 22 protruding from the same plate surface of the cover body 21, and a reinforcing portion 23 surrounding the lower outer wall of the connecting rods 22. It is sufficient that the distribution position of the connecting rod 22 coincides with the position of the corresponding connecting post.

[0060] As in Fig. 8, after the upper side wall 2 or the lower side wall 3 is assembled in the housing 11, the upper surface of the reinforcing portion 23 abuts against the upper edge or top surface of the upper baffle 17 or the upper connecting post 13, thus preventing the center of the upper side wall 2 or the lower side wall 3 from collapsing.

[0061] The present invention provides a magnetic building block comprising a building block body, a first magnet, and a support post unit, wherein the building block body is formed by a plurality of interconnected side walls, wherein cross corners are formed at the seams between adjacent side walls, wherein a first compartment is provided at the intersection corner; wherein a first magnet is arranged in the first compartment and is rotatable within the first compartment, wherein each of the first magnets is provided with an N pole and an S pole; wherein the stop post unit comprises a plurality of stop posts for stopping the first magnet in the first compartment, and the magnetic attraction elements can therefore be attracted to each other by a first magnet arranged in the first compartment at the intersection corner, wherein the magnetic attraction elements can be interconnected at cross corners,thereby achieving a staggered connection between the magnetic attraction elements and enabling the design and construction of the staggered shape. Compared with the prior art magnetic building blocks that can only be stacked on the same axis, the magnetic building blocks provided by the present disclosure are greatly enriched in terms of the way of building and playing, which can help children build more shapes and form various pattern combinations by combining the surface patterns of the magnetic building blocks, thus stimulating children's interest in building and modeling and contributing to the development of their imagination. Furthermore, since the first magnet is rotatable in the first compartment and is provided with N and S poles, when the magnetic building blocks are stacked on top of each other at intersecting corners, the first magnet of the magnetic building blocks can easily guide the N pole of the magnetic suction block.that it strongly attracts the S-pole of another identical magnetic building block by rotating it, or guide the S-pole of the magnetic building block in such a way that it strongly attracts the N-pole of another identical magnetic building block by rotating it, thereby enabling a stable connection between magnetic building blocks, a misaligned connection between magnetic building blocks, and the design and construction of misaligned shapes.

[0062] One or more embodiments are described above in conjunction with the specific contents, and it cannot be concluded that the specific implementation of the invention is limited to these descriptions. The scope of the invention includes all structures similar or equivalent to the invention, as well as all technical derivatives or substitutions made according to the spirit of the invention.

Claims

[1] Magnetic building block, characterized by that the magnetic building block comprises a building block body which is a square building block body formed by the connection of six side walls; wherein the six side walls include a front side wall, a rear side wall, a left side wall, a right side wall, an upper side wall, and a lower side wall; wherein the building block body further comprises four inner wall sets corresponding to four seams formed by the front side wall, the rear side wall, the left side wall and the right side wall; wherein each inner wall set is arranged at a junction formed by two corresponding adjacent side walls, and the inner wall set comprises two inner walls each connected to the two corresponding adjacent side walls; wherein the building block body further comprises four compartments defined by four sets of inner walls, a front side wall, a rear side wall, a left side wall, and a right side wall, each compartment defined by two inner walls corresponding to the sets of inner walls and two side walls adjacent to each other, respectively; wherein the building block body further comprises four support rods corresponding to the four compartments, each of the support rods being disposed within a corresponding compartment; wherein the building block body further comprises four sets of magnet units, each set of magnet units being provided in a corresponding compartment, each set of magnet units comprising two magnets arranged at two opposite ends of a corresponding support rod; wherein each of the magnet units is rotatable within the corresponding compartment, and each magnet has an N-pole and an S-pole; wherein each inner wall set extends from the lower side wall to the upper side wall, each support rod and two corresponding magnet units arranged at opposite ends of each support rod are housed in corresponding compartments. [2] Magnetic component according to claim 1, characterized by that the building block body comprises a housing in which a receiving cavity is provided, wherein within the receiving cavity there is provided a laterally extending partition wall whose edges are fastened to the inner side wall of the housing, wherein the partition wall divides the receiving cavity into an upper cavity and a lower cavity; wherein an opening structure is provided at the top of the upper cavity and the lower cavity, and the upper side wall and the lower side wall are respectively connected to the openings; wherein a plurality of upper mounting slots and a plurality of upper connecting posts are provided in the upper cavity, a magnet unit is provided in the upper mounting slots, and the upper side wall is connected to the upper connecting posts; wherein a plurality of lower mounting slots and a plurality of lower connecting posts are provided in the lower cavity, a magnet unit is provided in the lower mounting slots, and the lower side wall is connected to the lower connecting posts; where opposite upper mounting slots and lower mounting slots form the compartment. [3] Magnetic component according to claim 2, characterized by that the housing is a square frame structure with four side plates enclosed therein, the upper mounting slot and the lower mounting slot being provided at right-angled corners of the square frame structure. [4] Magnetic component according to claim 3, characterized byin that the upper plate surface of the partition has a plurality of upper baffles projecting towards the side of the opening, the lower plate surface of the partition having a plurality of lower baffles projecting towards the side of the opening, the upper baffle and the housing together enclosing the upper mounting slot, and the lower baffle and the housing enclosing the lower mounting slot. [5] Magnetic component according to claim 4, characterized by that a connecting portion is provided in each of the upper mounting slot and the lower mounting slot, wherein the magnet unit is provided with a docking portion corresponding to the connecting portion to restrict the magnet unit to a rotational movement within the corresponding compartment. [6] Magnetic component according to claim 4, characterized bythat the upper connecting post projects from an upper plate surface of the partition wall towards the opening, wherein the upper connecting post is arranged outside the upper mounting slot; wherein the lower connecting post projects from the lower plate surface of the partition wall towards the side of the opening, wherein the lower connecting post is arranged outside the lower mounting slot, wherein the upper connecting post and the lower connecting post form the support rod. [7] Magnetic building block, characterized by that the magnetic building block comprises a building block body which is a square building block body formed by the connection of six side walls; wherein the six side walls include a front side wall, a rear side wall, a left side wall, a right side wall, an upper side wall, and a lower side wall; wherein the building block body further comprises four inner wall sets corresponding to four seams formed by the front side wall, the rear side wall, the left side wall and the right side wall; wherein each inner wall set is arranged at a junction formed by two corresponding adjacent side walls, and the inner wall set comprises two inner walls each connected to the two corresponding adjacent side walls; wherein the building block body further comprises four compartments defined by four sets of inner walls, a front side wall, a rear side wall, a left side wall, and a right side wall, each compartment defined by two inner walls corresponding to the sets of inner walls and two side walls adjacent to each other, respectively; wherein the building block body further comprises four support rods corresponding to the four compartments, each of the support rods being disposed within a corresponding compartment; wherein the building block body further comprises four sets of magnet units, each set of magnet units being provided in a corresponding compartment, each set of magnet units comprising two magnets arranged at two opposite ends of a corresponding support rod; wherein each of the magnet units is rotatable within the corresponding compartment, and each magnet has an N-pole and an S-pole; wherein the extension direction of the compartment is in the same direction as the extension direction of the support rod; wherein each of the support rods is movable up and down in its direction of extension. [8] Magnetic component according to claim 7, characterized by that the support rod has a circular cross-section. [9] Magnetic component according to claim 7, characterized by that both ends of the support rods are positioned opposite the corresponding magnet unit. [10] Magnetic component according to claim 7, characterized by that a gap is provided between the upper side wall and the lower side wall and a corresponding magnet unit.

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