CN201912760U - Magic cube connecting shaft - Google Patents
Magic cube connecting shaft Download PDFInfo
- Publication number
- CN201912760U CN201912760U CN201020640428XU CN201020640428U CN201912760U CN 201912760 U CN201912760 U CN 201912760U CN 201020640428X U CN201020640428X U CN 201020640428XU CN 201020640428 U CN201020640428 U CN 201020640428U CN 201912760 U CN201912760 U CN 201912760U
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- CN
- China
- Prior art keywords
- connecting rod
- magic square
- block connecting
- central block
- core members
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a magic cube connecting shaft which comprises a hollow core piece and a plurality of center block connecting rods the inner sides of which are inserted into the core piece, wherein the extension cords of central shafts of the center block connecting rods penetrate through the geometric center of the core piece; the core piece is internally and movably provided with a plurality of connecting rod installing shafts, and the connecting rod installing shafts are axially provided with a plurality of installing holes; the inner side ends of the center block connecting rods are inserted into the installing holes; and a plurality of electric components are arranged between the inner side ends of the center block connecting rods and the inner wall of the core piece. After the magic cube connecting shaft is used, a clamping leg between an edge block and an angle block can be effectively enlarged, so that a magic cube can not fall to pieces during high-speed rotating; and a spring for inwards pressing is sheathed outside a middle block connecting rod, so that the friction between the spring and the middle block connecting rod can be reduced, therefore, the damage of the middle block connecting rod can be avoided, and the service life of the magic cube can be prolonged.
Description
Technical field
The utility model relates to the toy technique field, is specifically related to a kind of magic square connecting axle.
Background technology
Magic square is as a kind of puzzle, the fashionable whole world, and to have occurred multinomial at the international level be the athletic competition of stage property with the magic square.
Magic square comprises second order, three rank, quadravalence, Five dimensional magic cube, wherein three rank magic squares are the most popular, its main body is cube structure, comprise 26 blockages and a three-dimensional connecting axle composition altogether, blockage includes six central blocks at the face center, eight hornblocks on the angle, 12 rib pieces on rib; Each face all is divided into three layers in length and breadth, every layer all free to rotate, rotation by layer changes the position of blockage on cube, exist restricting relation between the each several part, on each face of cube color is arranged, the color of each square of same is identical, color is all inequality between face and the face, this initial conditions is exactly the reset condition of magic square, after upsetting the putting in order of its color, by people's spatial thinking ability and memory, it is extensive to reset condition, reach the purpose of tempering thinking and amusement.
As everyone knows, traditional magic square all is to adopt central block that rib piece, hornblock are installed on the inboard, not only free to rotate but also can not scatter to guarantee its each face, with three rank magic squares is example, as shown in Figure 1, the medial extremity axle 321 of its central block 32 is connected three-dimensional connecting shaft 31 spindle nose parts, the outer surface of end axle 321 and the distance between central block 32 outermost face are d, rib piece 33 medial extremitys are step-like, be installed between two central blocks 32, determined the size of central block 32 and rib piece 33 card bases apart from the size of d.So, existing magic square be owing to will guarantee the rotating property of magic square, must be in end axle 321 mounting spring, so just increased the diameter of end spools 321, obviously make apart from relative less of d, make central block 32 less with the card base degree of rib piece 33, this kind magic square is in high speed rotary course (especially in the hard race process), because card base is less, the frequent phenomenon of falling apart is arranged, thus, had a strong impact on speed; In addition, spring places end axle 321 inside, and spring is understood wear tip axle 321 in long-term rotation process, influenced the service life of magic square.
Therefore, change the mode that clamps of traditional magic square, make it can adapt to the contest requirement better, become the focus of paying close attention in the industry.
The utility model content
At the deficiencies in the prior art, the utility model provides a kind of magic square connecting axle, after it is installed on magic square, can make the connection of magic square more firm, rotates more flexibly, and in the process of at a high speed rotation, can effectively reduce the phenomenon of falling apart.
For achieving the above object, the utility model adopts following technical scheme:
A kind of magic square connecting axle, deploy empty core members and medial extremity in comprising and be inserted into the interior a plurality of central block connecting rods of described core members, the extended line of described central block connecting rod central shaft passes the centre of sphere of described core members, be movably installed with the connecting rod installation shaft in the described core members, it axially offers installing hole described connecting rod installation shaft upper edge, the medial extremity of described central block connecting rod is inserted in the described installing hole, and and the inwall of described core members between be provided with flexible member.
Described flexible member is that described spring housing is contained in the outside of described central block connecting rod along the spring in the described installing hole of being axially disposed within of described connecting rod installation shaft.
Described core members comprises two hemispherical shell body units of splicing mutually, and described two housings unit removably connects by bolt.
Be provided with the guiding sliding tray in the described housing unit, described connecting rod installation shaft is slidingly connected in the described guiding sliding tray.
The cross section of described guiding sliding tray is square, and the cross section of described connecting rod installation shaft is match square.
The magic square connecting axle that the utility model is set forth, its beneficial effect is:
1, can effectively increase the card base of rib piece and intermediate mass, avoid in the magic square high speed rotary course phenomenon of falling apart;
2, be used for the outside that interior spring housing of pressing is contained in the intermediate mass connecting rod, the damage of intermediate mass connecting rod is avoided in the friction of minimizing and intermediate mass connecting rod, has increased the service life of magic square.
Description of drawings
Fig. 1 is the schematic diagram that clamps of a kind of magic square of prior art;
Fig. 2 is the structural representation of a kind of magic square connecting axle of the present utility model;
Fig. 3 is the scheme of installation of magic square connecting axle shown in Figure 2.
The specific embodiment
Below, in conjunction with the accompanying drawings and the specific embodiment, magic square connecting axle of the present utility model is described further, so that clearerly understand the utility model technological thought required for protection.
Shown in Fig. 2,3, be a kind of magic square connecting axle of the present utility model, it is used for the regular hexahedron magic square, comprise the core members that is assembled into by two hemispheric housing units 1, and six central block connecting rods 2, the housing unit 1 of two halves sphere is fastened and connected to become by bolt 12 and deploys empty spheroid in one, the medial extremity of six central block connecting rods 2 then cross-under two housings unit 1 connect into spherical inner, and the extended line of six central block connecting rod 2 central shafts all passes the centre of sphere of the sphere that two housings unit 1 connects into; Six outsides that two housings unit 1 is stretched out in central block connecting rod 2 outsides, the centre of six faces of corresponding respectively magic square is used to connect the central block of magic square.
In the inside of housing unit 1, be provided with groove 11, after two housings unit 1 was fastened and connected, its two inner coforming had respectively six grooves 11 corresponding with central block connecting rod 2.One installation shaft 3 all is installed in each groove 11, and installation shaft 3 can be slided along the length direction of groove 11, and, in order to prevent to relatively rotate between installation shaft 3 and the groove 11, the inventor is processed into groove 11 square, corresponding, installation shaft 3 also is processed to square.Its length direction of installation shaft 3 upper edges offers a through hole 31, and this through hole 31 is for central block connecting rods 2 plug-in mountings, the interting in described through hole 31 of central block connecting rod 2.In through hole 31, axially be provided with a spring 4 along it, spring 4 is sleeved on central block connecting rod 2 outsides, it is one spacing that the medial extremity of central block connecting rod 2 is provided with, be used to be mounted on the inboard free end of spring, the outside free end of spring then contacts on the inwall of housing unit 1, so, after central block is installed on the outboard end of central block connecting rod, when the rib piece is installed, the central block connecting rod is pulled outwardly, and then spring is compressed, install the rib piece after, utilize the screen resilience of spring, the rib piece is clamped,, can reduce the diameter of central block connecting rod 2 as much as possible because spring 4 is the outsides that are sleeved on central block connecting rod 2, increase the card base between rib piece and the central block, thereby make that magic square is difficult for falling apart.Spring 4 is sleeved on the outside of central block connecting rod 2, can reduce the friction to central block connecting rod 2, when helping rotating flexibility, has also increased the service life of magic square.
In the utility model, core members can adopt above-mentioned spherical structure, also can adopt other shapes, as long as can satisfy the rib piece of magic square outside, the installation of hornblock.
The embodiment that below only is used for the hexahedron magic square for the utility model, according to the known technology theory, magic square connecting axle of the present utility model can be applicable to magic squares such as positive tetrahedron, regular octahedron, regular dodecahedron, can be on above-mentioned basis, according to the outer surface of magic square, spherical interior central block connecting rod, installation shaft and the spring that corresponding number is installed of two housings unit splicing.
For a person skilled in the art, can make other various corresponding changes and distortion, and these all changes and distortion should belong within the protection domain of the utility model claim all according to technical scheme described above and design.
Claims (5)
1. magic square connecting axle, deploy empty core members and medial extremity in comprising and be inserted into the interior a plurality of central block connecting rods of described core members, the extended line of described central block connecting rod central shaft passes the geometric center of described core members, it is characterized in that, be movably installed with the connecting rod installation shaft in the described core members, it axially offers installing hole described connecting rod installation shaft upper edge, and the medial extremity of described central block connecting rod is inserted in the described installing hole, and and the inwall of described core members between be provided with flexible member.
2. magic square connecting axle as claimed in claim 1 is characterized in that, described flexible member is that described spring housing is contained in the outside of described central block connecting rod along the spring in the described installing hole of being axially disposed within of described connecting rod installation shaft.
3. magic square connecting axle as claimed in claim 2 is characterized in that, described core members comprises two hemispherical shell body units of splicing mutually, and described two housings unit removably connects by bolt.
4. magic square connecting axle as claimed in claim 3 is characterized in that, is provided with the guiding sliding tray in the described housing unit, and described connecting rod installation shaft is slidingly connected in the described guiding sliding tray.
5. magic square connecting axle as claimed in claim 4 is characterized in that the cross section of described guiding sliding tray is square, and the cross section of described connecting rod installation shaft is match square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020640428XU CN201912760U (en) | 2010-12-02 | 2010-12-02 | Magic cube connecting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020640428XU CN201912760U (en) | 2010-12-02 | 2010-12-02 | Magic cube connecting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201912760U true CN201912760U (en) | 2011-08-03 |
Family
ID=44412578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020640428XU Expired - Fee Related CN201912760U (en) | 2010-12-02 | 2010-12-02 | Magic cube connecting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201912760U (en) |
-
2010
- 2010-12-02 CN CN201020640428XU patent/CN201912760U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20141202 |
|
| EXPY | Termination of patent right or utility model |