CN220309720U - Center structure of magic cube and magic cube - Google Patents
Center structure of magic cube and magic cube Download PDFInfo
- Publication number
- CN220309720U CN220309720U CN202321835371.2U CN202321835371U CN220309720U CN 220309720 U CN220309720 U CN 220309720U CN 202321835371 U CN202321835371 U CN 202321835371U CN 220309720 U CN220309720 U CN 220309720U
- Authority
- CN
- China
- Prior art keywords
- shell
- hole
- central structure
- cone segment
- magic cube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007704 transition Effects 0.000 claims description 22
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Toys (AREA)
Abstract
The application discloses central structure and magic cube of magic cube, central structure includes: the magnetic device comprises a central body, a shell assembly and a plurality of first magnetic components. The central body is provided with a shaft body, and the shaft body is provided with an annular clamping groove. The shell component is provided with a through hole, the shell component is sleeved on the shaft body through the through hole, and the shell component is clamped in the annular clamping groove. The first magnetic component is disposed on the housing assembly. The central structure of magic cube of this application has set up annular draw-in groove on the axis body, the shell subassembly passes through the through-hole with axis body joint in annular draw-in groove makes the shell subassembly with the center body has carried out spacing fixedly after the assembly, closely cooperates between axis body and the through-hole, shell subassembly and center body can not the mutual motion, makes the mounted position of shell subassembly is accurate, and then makes the mounted position of first magnetic part on the shell subassembly accurate, and magnet counterpoint on first magnetic part and the angle block on the shell subassembly is accurate, has promoted the performance of magic cube.
Description
Technical Field
The utility model relates to the technical field of magic cubes, in particular to a central structure of a magic cube and the magic cube.
Background
The center structure of the existing magic cube is provided with a center body and a shell component, wherein the center body is provided with a plurality of shaft bodies, the shell component is provided with a plurality of through holes, and the shell component is sleeved on the shaft bodies through the through holes. The inner wall of the shell component is provided with a plurality of magnets, each corner block of the magic cube is also provided with a magnet, and the magnets on the shell component are adsorbed with the magnets on the corner blocks, so that the magic cube can be assisted to return when the magic cube is about to rotate into a cube. After homing, the magic cube is locked with a certain force by utilizing the attraction relation of the magnets, so that the magic cube is not easy to deform.
However, a limit fit structure is not arranged between the shaft body of the magic cube and the through hole of the shell assembly, after the shell assembly and the central body are assembled, an assembly gap is formed between the shell assembly and the central body, and the shell assembly and the central body can move mutually to influence the installation precision of the shell assembly, so that a certain deviation exists between the position of the magnet on the shell assembly and the target position, and the relative position alignment of the magnet on the shell assembly and the magnet on the corner block is inaccurate, thereby influencing the performance of the magic cube.
In view of this, the present utility model has been made.
Disclosure of Invention
The utility model provides a central structure of a magic cube and the magic cube.
The application provides the following technical scheme:
a first object of the present application is to provide a central structure of a magic cube, comprising:
the central body is provided with a shaft body, and the shaft body is provided with an annular clamping groove;
the shell assembly is provided with a through hole, is sleeved on the shaft body through the through hole and is clamped in the annular clamping groove;
a plurality of first magnetic members disposed on the housing assembly.
Optionally, the shaft body includes an inner shaft portion, an outer shaft portion, and a transition portion;
the transition portion connects the inner shaft portion and the outer shaft portion, respectively;
the transition part forms the annular clamping groove;
the shell component encloses and closes to form the cavity, interior shaft part is located in the cavity, the outer shaft part is located the cavity is outside, the shell component passes through the through-hole cover is located on the transition portion.
Optionally, the inner shaft portion, the transition portion and the outer shaft portion are integrally formed.
Optionally, the transition portion includes a first cone segment and a second cone segment;
the first cone segment is connected with the outer shaft part, and the second cone segment is connected with the inner shaft part;
the first cone segment is connected with the second cone segment, the big head ends of the first cone segment and the second cone segment are positioned on one side close to the center of the shell assembly, and the annular clamping groove is formed between the first cone segment and the second cone segment.
Optionally, the through hole includes a tapered inner wall;
the tapered inner wall conforms to the outer surface of the second cone segment with the shell assembly attached to the shaft.
Optionally, the transition portion includes a straight barrel section, the straight barrel section being located between the first cone section and the second cone section;
the through hole is provided with a cylindrical inner wall which is positioned on one side of the conical inner wall away from the center of the shell assembly;
the inner wall of the cylinder is attached to the outer surface of the straight cylinder section in a state that the shell component is connected to the shaft body.
Optionally, the housing assembly comprises at least two housings;
each of the housings is provided with the through-hole, and/or,
the two adjacent shells are connected, and the through hole is formed between the two adjacent shells.
Optionally, the shell is provided with a plug and a slot;
in two adjacent shells, the inserted post of one is pegged graft in the slot of another.
Optionally, the inner wall of the shell assembly is provided with a mounting groove, and the first magnetic component is arranged in the corresponding mounting groove.
A second object of the present application is to provide a cube, such as the central structure and blocks described above. The block body is arranged on the periphery of the central structure, a second magnetic component is arranged on the block body, and the first magnetic component and the second magnetic component are magnetically attracted.
Through adopting above-mentioned technical scheme for this application has following beneficial effect:
the central structure of magic cube of this application has set up annular draw-in groove on the axis body, the shell subassembly passes through the through-hole with axis body joint in annular draw-in groove makes the shell subassembly with the center body has carried out spacing fixedly after the assembly, closely cooperates between axis body and the through-hole, shell subassembly and center body can not the mutual motion, makes the mounted position of shell subassembly is accurate, and then makes the mounted position of first magnetic part on the shell subassembly accurate, and magnet counterpoint on first magnetic part and the angle block on the shell subassembly is accurate, has promoted the performance of magic cube.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model, without limitation to the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort.
Fig. 1 is a schematic structural diagram of a central structure of a magic cube according to an embodiment of the present utility model;
FIG. 2 is a partial exploded view of the central structure of the cube according to the embodiment of the utility model;
fig. 3 is a schematic structural view of a shaft body of a central structure of a magic cube according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a shell of a central structure of a magic cube according to an embodiment of the present utility model.
In the figure: the central body 1, the shaft body 11, the inner shaft portion 111, the outer shaft portion 112, the transition portion 113, the first cone section 1131, the second cone section 1132, the straight cylinder section 1133, the shell assembly 2, the shell 21, the through hole 211, the tapered inner wall 2111, the cylindrical inner wall 2112, the insert pin 212, the slot 213, the mounting slot 214, and the annular clamping slot a.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1: referring to fig. 1 to 4, a first embodiment of the present application provides a central structure of a magic cube, including: the central body 1, the shell assembly 2 and a number of first magnetic components (not shown). The central body 1 is provided with a shaft body 11, and the shaft body 11 is provided with an annular clamping groove a. The shell component 2 is provided with a through hole 211, the shell component 2 is sleeved on the shaft body 11 through the through hole 211, and the shell component 2 is clamped in the annular clamping groove a. The first magnetic part is arranged in the housing assembly 2. The first magnetic component is adsorbed with a magnet on a block body of the magic cube, and the auxiliary magic cube performs auxiliary homing when the magic cube is about to rotate into a cube. After homing, the magic cube is locked with a certain force by utilizing the attraction relation of the magnets, so that the magic cube is not easy to deform. The magnetic attraction effect can be achieved, the surface of the shell component 2 is smooth, the magic cube rotates smoothly, and the rotation rate can be increased. The central structure of magic cube of this application has set up annular draw-in groove on the axis body, the shell subassembly passes through the through-hole with axis body joint in annular draw-in groove makes the shell subassembly with the center body has carried out spacing fixedly after the assembly, closely cooperates between axis body and the through-hole, shell subassembly and center body can not the mutual motion, makes the mounted position of shell subassembly is accurate, and then makes the mounted position of first magnetic part on the shell subassembly accurate, and magnet counterpoint on first magnetic part and the angle block on the shell subassembly is accurate, has promoted the performance of magic cube. The first magnetic component may be a magnet.
It should be noted that the central structure of the present application may be used for different magic cubes, and may be used for three-order magic cubes, four-order magic cubes or more. It can also be used for special magic cubes, for example, the central body 1 can be provided with one or two shafts 11, for example, a finger tip magic cube is provided with one shaft 11, and the shaft 11 is provided with an annular clamping groove a. The fingertip magic cube is also provided with a plurality of blocks, and each block is rotatably sleeved on the shaft body 11. The shell component of the fingertip magic cube is clamped in the annular clamping groove a. For another example, the center body 1 may have two or four shaft bodies 11, and each shaft body 11 may have an annular engaging groove a. For example: the 133 cube has four shafts 11, each of which is connected with a block. The housing assembly is provided with respective through holes 211 corresponding to the four shaft bodies 11, respectively. The shell assembly may be formed from a plurality of shells that are spliced together.
As shown in fig. 3, the shaft body 11 includes an inner shaft portion 111, an outer shaft portion 112 and a transition portion 113, the transition portion 113 is respectively connected with the inner shaft portion 111 and the outer shaft portion 112, the transition portion 113 forms the annular clamping groove a, the shell assembly 2 encloses to form a cavity, the inner shaft portion 111 is located in the cavity, the outer shaft portion 112 is located outside the cavity, and the shell assembly 2 is sleeved on the transition portion 113 through the through hole 211.
The inner shaft portion 111, the transition portion 113 and the outer shaft portion 112 are integrally formed. The integrally formed shaft body 11 is simple in structure and good in structural strength.
In one possible embodiment, as shown in fig. 3, the transition 113 includes a first cone segment 1131 and a second cone segment 1132, the first cone segment 1131 being coupled to the outer shaft portion 112 and the second cone segment 1132 being coupled to the inner shaft portion 111. The first cone section 1131 and the second cone section 1132 are connected, the large ends of the first cone section 1131 and the second cone section 1132 are located at one side close to the center of the shell assembly 2, and the annular clamping groove a is formed between the first cone section 1131 and the second cone section 1132. The cone structure one end is big and the other end is little, forms a gradually expanding structure, and the cone structure has the direction spacing effect, the through-hole 211 joint of shell subassembly 2 in on the annular draw-in groove a, the cooperation structure of through-hole and cone has self-adaptation position adjustment effect.
As shown in fig. 4, the through hole 211 includes a tapered inner wall 2111, and the tapered inner wall 2111 is fitted to the outer surface of the second cone section 1132 in a state where the housing assembly 2 is coupled to the shaft body 11. The matching structure of the conical structure enables the annular clamping groove a to have a self-adjusting function on the through hole 211, and the conical shape is of an outward-expanding gradually-transitional structure, so that the assembly precision of the shaft body 11 and the shell assembly 2 is accurate. The conical inner wall 2111 is attached to the outer surface of the second cone segment 1132, and the two conical surfaces are attached to each other to have a self-guiding function during installation, so that the installation accuracy is improved.
As shown in fig. 3, the transition 113 includes a straight barrel section 1133, the straight barrel section 1133 being located between the first cone section 1131 and the second cone section 1132. The through hole 211 has a cylindrical inner wall 2112, and the cylindrical inner wall 2112 is located on a side of the tapered inner wall 2111 away from the center of the housing assembly 2. In a state where the case assembly 2 is coupled to the shaft body 11, the cylindrical inner wall 2112 is fitted to the outer surface of the straight cylindrical section 1133.
The shell assembly 2 includes at least two shells 21, each shell 21 is provided with the through hole 211, and/or two adjacent shells 21 are connected, and the through hole 211 is formed between the two adjacent shells 21.
In one possible embodiment, as shown in fig. 4, the housing 21 has a plug 212 and a slot 213, and the plug 212 of one of the two adjacent housings 21 is plugged into the slot 213 of the other. The plug structure of the plug-in slot 213 of the plug-in column 212 enables simple installation operation, high installation efficiency and accurate positioning.
As shown in fig. 4, the inner wall of the housing assembly 2 is provided with mounting grooves 214, and the first magnetic members are disposed in the respective mounting grooves 214. The first magnetic component may be at least partially embedded in the mounting slot 214. The mounting groove 214 is preset to mount the first magnetic component, so that the first magnetic component is convenient to mount, and the mounting position can be ensured to be accurate. The first magnetic part may be fixed to the inner wall of the housing assembly 2 by means of bonding or clamping. The mode of adopting the bonding is installed more conveniently, and the structure is simpler, adopts the mode of joint to connect more convenient replacement and more environmental protection, can select the mounting means according to the demand. When the first magnetic component is mounted by bonding, the mounting groove 214 acts as a guide glue to prevent the glue from leaking.
As shown in fig. 3, the mounting groove 214 may have a flat bottom wall, the first magnetic component is in a shape of a cake, the first magnetic component has two parallel flat end surfaces, and one flat end surface of the first magnetic component is attached to the flat bottom wall. The straight end face and the straight bottom wall paste can be more convenient and faster during pasting, and the pasting position is more accurate.
Taking a third-order magic cube as an example, referring to fig. 1, the shell assembly 2 may have two shells 21, two shells 21 may be hollow hemispherical structures, edges of the shells 21 have four openings, and when the two shells 21 are connected, the openings between the two shells 21 are relatively connected to form the through hole 211. Four of the mounting grooves 214 are provided on the inner wall of the housing 21 in the circumferential direction of the opening. Because the magic cube is provided with eight corner blocks, the eight corner blocks are respectively provided with the second magnetic parts, and under the reset state, the eight first magnetic parts are respectively attracted with the eight second magnetic parts in a magnetic way, so that the effects of assisting homing and locking difficult deformation are achieved.
Example 2: the application also provides a magic cube, which is provided with the center structure and the block. The block is disposed on a peripheral side of the central structure. The block is provided with a second magnetic member (not shown), and the first magnetic member and the second magnetic member are magnetically attracted to each other. The magic cube may be a magic cube of 1 order, 2 order, 3 order, 4 order or 5 order or even higher order, taking the three-order magic cube in fig. 1 as an example, the block may be an angular block, the second magnetic component is provided on the block, and in the reset state of the magic cube, the first magnetic component magnetically attracts with the second magnetic component.
The above-disclosed preferred embodiments of the present application are provided only as an aid to the elucidation of the present application. The preferred embodiments are not exhaustive or to limit the application to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the application and the practical application, to thereby enable others skilled in the art to best understand and utilize the application. This application is to be limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. A center structure of a magic cube, comprising:
the central body is provided with a shaft body, and the shaft body is provided with an annular clamping groove;
the shell assembly is provided with a through hole, is sleeved on the shaft body through the through hole and is clamped in the annular clamping groove;
a plurality of first magnetic members disposed on the housing assembly.
2. A central structure of a puzzle cube in accordance with claim 1, wherein the shaft body comprises an inner shaft portion, an outer shaft portion and a transition portion;
the transition portion connects the inner shaft portion and the outer shaft portion, respectively;
the transition part forms the annular clamping groove;
the shell component encloses and closes to form the cavity, interior shaft part is located in the cavity, the outer shaft part is located the cavity is outside, the shell component passes through the through-hole cover is located on the transition portion.
3. A central structure of a puzzle cube in accordance with claim 2, wherein the inner shaft portion, transition portion and outer shaft portion are integrally formed.
4. A central structure of a puzzle cube in accordance with claim 2, wherein the transition portion comprises a first cone segment and a second cone segment;
the first cone segment is connected with the outer shaft part, and the second cone segment is connected with the inner shaft part;
the first cone segment is connected with the second cone segment, the big head ends of the first cone segment and the second cone segment are positioned on one side close to the center of the shell assembly, and the annular clamping groove is formed between the first cone segment and the second cone segment.
5. A central structure of a puzzle cube in accordance with claim 4, wherein the through hole comprises a tapered inner wall;
the tapered inner wall conforms to the outer surface of the second cone segment with the shell assembly attached to the shaft.
6. A central structure of a puzzle cube in accordance with claim 5, wherein the transition portion comprises a straight barrel section located between the first cone section and the second cone section;
the through hole is provided with a cylindrical inner wall which is positioned on one side of the conical inner wall away from the center of the shell assembly;
the inner wall of the cylinder is attached to the outer surface of the straight cylinder section in a state that the shell component is connected to the shaft body.
7. A central structure of a puzzle cube in accordance with any one of claims 1 to 6, wherein the shell assembly comprises at least two shells;
each of the housings is provided with the through-hole, and/or,
the two adjacent shells are connected, and the through hole is formed between the two adjacent shells.
8. A central structure of a cube according to claim 7 where the housing has a peg and slot;
in two adjacent shells, the inserted post of one is pegged graft in the slot of another.
9. A central structure of a puzzle cube in accordance with any one of claims 1 to 6, wherein the inner wall of the shell assembly is provided with mounting slots, and the first magnetic members are disposed in the respective mounting slots.
10. A magic cube, comprising:
a central structure as claimed in any one of claims 1 to 9;
the block body is arranged on the periphery of the central structure, a second magnetic component is arranged on the block body, and the first magnetic component and the second magnetic component are magnetically attracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321835371.2U CN220309720U (en) | 2023-07-13 | 2023-07-13 | Center structure of magic cube and magic cube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321835371.2U CN220309720U (en) | 2023-07-13 | 2023-07-13 | Center structure of magic cube and magic cube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220309720U true CN220309720U (en) | 2024-01-09 |
Family
ID=89410295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321835371.2U Active CN220309720U (en) | 2023-07-13 | 2023-07-13 | Center structure of magic cube and magic cube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220309720U (en) |
-
2023
- 2023-07-13 CN CN202321835371.2U patent/CN220309720U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1559464B1 (en) | Magnetic building block | |
| JP7386704B2 (en) | magnetic toy blocks | |
| CN210186414U (en) | Second-order magic cube with positioning system | |
| CN112201998B (en) | Butt joint locking device | |
| CN107854836B (en) | Magnetic positioning magic cube | |
| CN213698796U (en) | Central shaft for magic cube | |
| CN213698795U (en) | Magnetic part mounting structure of magic cube corner block | |
| CN213994804U (en) | Magnetic force system of magic cube | |
| CN111396412A (en) | Connecting device for L ED display screen | |
| WO2020243857A1 (en) | Optical acquisition module | |
| CN220309720U (en) | Center structure of magic cube and magic cube | |
| CN219983884U (en) | Ball axle and magic cube | |
| CN221655803U (en) | Center component of magic cube | |
| CN115694119A (en) | Voice coil motor's magnetic structure, voice coil motor, zoom and photography equipment | |
| CN219231401U (en) | Center body assembly and magic cube | |
| CN221470882U (en) | Double-layer playing pyramid magic cube | |
| CN221867355U (en) | Axle center subassembly and magic cube of magic cube | |
| CN220676726U (en) | Magic cube modeling device | |
| CN211371072U (en) | Magnetic universal coupling | |
| CN215232090U (en) | Electric connection structure for plug-in part of transformable toy | |
| CN113093360B (en) | Elastic support mechanism, optical component driving mechanism, imaging device, and electronic apparatus | |
| CN220572652U (en) | Building block | |
| CN213484629U (en) | Micro motor | |
| CN218848530U (en) | Iris diaphragm driving device | |
| CN217612875U (en) | Splicing assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |