CN212631682U - Magic cube with replaceable contact surface - Google Patents

Abstract

The utility model relates to the technical field of magic cubes, in particular to a magic cube with replaceable contact surfaces, which comprises a central shaft, a central block body, a prism block body and an angle block body, wherein the central block body is arranged on the central shaft, the prism block body and the angle block body are clamped between the central shaft and the central block body, and the prism block body and the angle block body are clamped in a sliding way; the lateral wall of arris piece body and/or angle piece body all is equipped with detachable contact surface. The utility model has the advantages of scientific and reasonable design and simple structure, compared with the prior art, the side walls of the edge block body and the corner block body are provided with contact surfaces, the contact surfaces of the edge block body and the corner block body are contacted with each other, and the contact surface of the edge block body is also contacted with the central block body, so that the contact surfaces play a role of protecting the corner block body and the edge block body, thereby reducing the abrasion of the corner block body and the edge block body, prolonging the service life of the corner block body and the edge block body, and further prolonging the service life of the magic cube; the contact surface is detachably connected with the edge block body and the corner block body.

Description

Magic cube with replaceable contact surface

Technical Field

The utility model belongs to the technical field of the technique of magic cube and specifically relates to a magic cube with changeable contact surface.

Background

The magic cube all has a plurality of unit pieces and multidimension to link the axle and form, use traditional three-order magic cube as an example, its main part is the square structure, including twenty six little squares and a three-dimensional even axle, little square includes six central block that are located every face central point of magic cube respectively, eight corner blocks that are located magic cube end corner portion, twelve are located the arris piece between the adjacent two corner blocks respectively, like this, every face of magic cube is nine little squares, based on the rotation characteristic of three-dimensional even axle, every layer of magic cube all can free rotation. When the magic cube is assembled, the six central blocks are correspondingly connected to the end parts of the three-dimensional connecting shaft, and the corner blocks and the edge blocks are clamped inside the central blocks so as to prevent the magic cube from being scattered.

When the magic cube is rotated, the edge blocks respectively rub the center block and the corner blocks, so that the outer walls of the edge blocks are easily abraded, the experience of playing the magic cube is influenced, and the experience of playing the magic cube is further influenced; when the outer wall of arris piece was worn and torn, can only prolong the life-span of magic cube through changing the arris piece, in the actual life, be difficult to find the arris piece that supplies to change, caused the magic cube to scrap.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a magic cube with replaceable contact surface, which not only improves the experience of playing the magic cube, but also prolongs the service life of the magic cube by replacing the contact surface of the edge block and the corner block; the utility model discloses another purpose not only promotes the experience of playing the magic cube through the contact surface of changing the center piece, prolongs the life-span of magic cube moreover.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a magic cube with replaceable contact surfaces comprises a central shaft, a central block body, a prism block body and an angle block body, wherein the central block body is installed on the central shaft, the prism block body and the angle block body are clamped between the central shaft and the central block body, and the prism block body and the angle block body are clamped in a sliding manner; the lateral wall of arris piece body and/or angle piece body all is equipped with detachable contact surface.

The utility model discloses further set up to: one side of the contact surface is provided with a splicing strip, the outer wall of the edge block body and/or the corner block body is provided with a splicing groove matched with the splicing strip, and the splicing strip is clamped into the splicing groove.

The utility model discloses further set up to: the surface that the concatenation strip deviates from the contact surface is equipped with the concatenation knot, the piece body and/or the hornblock body seted up with the concatenation detain assorted concatenation hole, concatenation hole and splice groove intercommunication, the concatenation is detained and is detained in the concatenation hole.

The utility model discloses further set up to: the outer wall of the edge block body and/or the corner block body is provided with a groove position for detaching the contact surface.

The utility model discloses further set up to: the contact surface comprises a first friction plate arranged on the side walls of two sides of the edge block body and a second friction plate arranged on the side wall of the other two sides of the edge block body.

The utility model discloses further set up to: this internal magnetic seat that corresponds each other that is equipped with of arris piece body and hornblock, the magnetism spare is installed to the magnetic seat, the magnetic seat is located the inboard of contact surface.

Another purpose of the utility model is that: a magic cube with replaceable contact surfaces comprises a central shaft, a central block body, a prism block body and an angle block body, wherein the central block body is installed on the central shaft, the prism block body and the angle block body are clamped between the central shaft and the central block body, and the prism block body and the angle block body are clamped in a sliding manner; the center block body comprises a center block shell, a contact shell detachably sleeved on the center block shell and a center block shell cover covering the center block shell.

The utility model discloses further set up to: the opening of the central block shell is provided with a first disassembling groove used for disassembling the contact shell, and the first disassembling groove is positioned between the central block shell and the contact shell.

The utility model discloses further set up to: the inner wall of contact shell is equipped with the spacing ring that cooperation center block casing opening set up, when the contact shell cup jointed with the center block casing, the spacing ring was contradicted with the opening of center block casing.

The utility model discloses further set up to: and a second disassembling groove for disassembling the shell cover of the central block is arranged between the contact shell and the shell cover of the central block.

To sum up, the utility model discloses a beneficial technological effect does:

1. the utility model has the advantages of scientific and reasonable design and simple structure, compared with the prior art, the side walls of the edge block body and the corner block body are provided with contact surfaces, the contact surfaces of the edge block body and the corner block body are contacted with each other, and the contact surface of the edge block body is also contacted with the central block body, so that the contact surfaces play a role of protecting the corner block body and the edge block body, thereby reducing the abrasion of the corner block body and the edge block body, prolonging the service life of the corner block body and the edge block body, and further prolonging the service life of the magic cube; the contact surface is detachably connected with the edge block body and the corner block body, so that on one hand, the magic cube is novel in design and strong in interestingness and is easily favored by people, on the other hand, the contact block is convenient to replace as required, the hand feeling of the magic cube is changed, and the experience of the magic cube is optimized;

2. the contact surface is spliced (clamped) and fixed with the outer walls of the edge block body and the corner block body so as to be spliced on the outer walls of the edge block body and the corner block body and improve the efficiency of splicing the contact surface;

3. the outer walls of the ridge block body and the corner block body are provided with groove positions for detaching the contact surfaces, so that the contact surfaces can be detached conveniently, and the efficiency of replacing the contact surfaces is improved;

4. the contact surface comprises a first friction plate spliced on two sides of the edge block body and a second friction plate spliced on the other two sides of the edge block body, the first friction plate is in contact with the corner block body, and the second friction plate is in contact with the center block body so as to reduce the abrasion of the edge block body and prolong the service life of the edge block body;

5. the utility model discloses still further can dismantle the cover at the outer wall of center block casing and establish the contact shell, contact shell and arris piece body contact, when rotating the magic cube, the contact shell rubs with arris piece body to reduce the wearing and tearing of center block casing, thereby reduce the wearing and tearing of center block body, be favorable to prolonging the life-span of center block body, thereby prolong the life-span of center block body; the contact shell is detachably sleeved with the central block shell, so that the contact shell can be replaced according to needs, and the contact surface of the central block body can be replaced, so that on one hand, the experience of playing the magic cube is optimized, and on the other hand, the service life of the magic cube is prolonged; the contact shell is detachably connected with the central block shell, so that the design is novel, the interestingness is strong, and people can enjoy the contact shell conveniently;

6. the contact shell is fixedly sleeved with the central block shell so as to be conveniently assembled on the outer wall of the central block shell; the inner wall of the contact shell is provided with a limiting ring matched with the opening of the central block shell, and the limiting ring is abutted against the opening of the central block shell so as to limit the contact shell to continuously move to the bottom of the central block shell; the opening of the central block shell is provided with a first disassembling groove for disassembling the contact shell, so that the contact shell can be conveniently disassembled from the central block shell, the contact shell can be conveniently replaced, the experience of playing the magic cube can be improved, and the service life of the magic cube can be prolonged;

7. to sum up, the contact surface of center block body, arris piece body and angle piece body outer wall all can be pulled down to in need change the contact surface, realize the contact surface interchangeable of magic cube, not only be favorable to optimizing the experience of playing the magic cube, be favorable to prolonging the life-span of magic cube moreover, so that promote the market competition of magic cube, convenient the sale.

Drawings

Figure 1 is an exploded view of the magic cube of the present invention;

fig. 2 is an exploded view of the center block body of the present invention;

fig. 3 is an exploded view of the center block body of the present invention;

fig. 4 is an exploded view of the center block body of the present invention;

fig. 5 is a schematic structural view of the center block body of the present invention;

fig. 6 is a schematic structural view of the center block housing and the contact shell of the present invention;

fig. 7 is a schematic structural view of the prism body of the present invention;

fig. 8 is an exploded view of the prism body of the present invention;

fig. 9 is an exploded view of the prism body of the present invention;

fig. 10 is a schematic structural view of the corner block body of the present invention;

fig. 11 is an exploded view of the corner block body of the present invention;

fig. 12 is an exploded view of the corner block body of the present invention.

In the figure, 1, central axis; 11. a limiting groove; 2. a center block body; 21. a center block housing; 211. a flange; 212. a second dismantling tank; 213. buckling holes; 214. a locking strip; 215. connecting holes; 216. a limiting rod; 217. connecting grooves; 218. a clamping hole; 219. a spring hole; 22. a contact shell; 221. a limiting ring; 222. a first dismantling tank; 23. a center block shell cover; 231. buckling legs; 232. a locking hole; 24. a limiting cover; 241. a limiting hole; 242. a chute; 243. a card slot; 244. an arrow mark; 245. a groove; 246. identifying a wheel base; 247. a limiting cylinder; 25. a snap ring; 251. a bearing groove; 252. a placement groove; 253. a clamping block; 254. a bump; 3. a prism block body; 31. a prism block housing; 311. a plug-in barrel; 312. an installation position; 313. a guide block; 314. inserting grooves; 315. a magnetic cylinder; 316. a through hole; 317. the edge block is blocked; 318. a third oil groove; 319. a sliding groove; 32. a prism block shell cover; 321. a plug rod; 322. mounting a bar; 323. splicing plates; 324. a plugboard; 33. a clamping assembly; 331. a clamping buckle; 332. a clamping groove; 34. a locking assembly; 341. a locking groove; 342. a locking block; 35. a first splice assembly; 351. a first splice groove; 352. a first splice bar; 353. a first mating hole; 354. a first splice buckle; 355. a first dismounting groove; 36. a second splice assembly; 361. a second splice groove; 362. a second splice bar; 363. a second splicing hole; 364. a second splice buckle; 365. a second dismounting groove; 4. a corner block body; 41. a corner block housing; 411. assembling holes; 412. assembling positions; 413. buckling grooves; 414. a magnet cylinder; 415. a third splicing groove; 416. a third splicing hole; 417. disassembling the groove; 418. corner block clamping feet; 419. a fifth oil groove; 420. a splicing barrel; 42. a corner block housing cover; 421. assembling a buckle; 422. assembling the strips; 423. buckling the plate; 424. splicing rods; 43. assembling the components; 431. assembling buckles; 432. assembling the grooves; 44. a contact piece; 441. a third splice bar; 442. a third splice buckle; 443. a fourth oil groove; 5. a balance reset mechanism; 51. a return spring; 511. a cylindrical spring; 512. a connecting rod; 6. a non-magnetic positioning mechanism; 61. positioning a groove; 62. clamping the component; 621. a ball bearing; 622. an elastic component; 623. a compression spring; 624. a limiting sleeve; 7. a limiting frame; 71. buckling; 8. a contact block; 81. a first friction plate; 811. a first oil groove; 82. a second friction plate; 821. and a second oil groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the magic cube that this patent discloses, the magic cube includes center pin 1, a plurality of center piece bodies 2, a plurality of arris piece bodies 3 and a plurality of hornblock bodies 4, center pin 1 is located the center of magic cube, the end and the center piece body 2 of center pin 1 are connected, the lateral wall of arris piece body 3 is contradicted with the lateral wall of center piece body 2, the lateral wall of hornblock body 4 is contradicted with the lateral wall of arris piece body 3, but hornblock body 4 and arris piece body 3 slip joint, center piece body 2 is blocked hornblock body 4 and arris piece body 3 between center piece body 2 and center pin 1, thereby form the magic cube.

Referring to fig. 1, a central shaft 1 is provided with a limiting groove 11 and four positioning grooves 61, the limiting groove 11 is located on the circumferential side wall of the tail end of the central shaft 1, the limiting groove 11 is located on the circumferential side wall of the central shaft 1, the limiting groove 11 is arranged in a circular ring shape, and the axis of the limiting groove 11 is parallel to the axis of the corresponding central shaft 1; the positioning grooves 61 are located between the axis of the central shaft 1 and the limiting groove 11, the four positioning grooves 61 are uniformly distributed on the side wall of the central shaft 1, and the length direction of the positioning grooves 61 is parallel to the axis of the corresponding central shaft 1.

Referring to fig. 1, the center block body 2 includes a center block housing 21, a contact housing 22 sleeved on the center block housing 21, and a center block housing cover 23 covering the center block housing 21, the center block housing cover 23 is abutted against the contact housing 22, and the center block housing 21 and the contact housing 22 are disposed in a square shape. The outer side wall of the central block shell 21 is provided with a flange 211 for limiting the contact shell 22, and the flange 211 is located at the bottom of the central block shell 21 to limit the contact shell 22 to continue moving to the bottom of the central block shell 21, so that the contact shell 22 is sleeved with the central block shell 21. The inner wall of the contact shell 22 is provided with a limiting ring 221, the limiting ring 221 is located at the end of the contact shell 22, the limiting ring 221 of the contact shell 22 is arranged in a manner of being matched with the opening of the center block shell 21, and when the contact shell 22 is sleeved into the center block shell 21, the limiting ring 221 is abutted against the opening of the center block shell 21 so as to limit the contact shell 22 to continue to move towards the bottom of the center block shell 21. Be equipped with first groove 222 of disassembling between the spacing ring 221 of contact shell 22 and the opening of center block casing 21, first groove 222 of disassembling is located the inner wall of contact shell 22, and first groove 222 of disassembling is seted up at the opening of center block casing 21, and first groove 222 of disassembling is used for disassembling contact shell 22 to in the change contact shell 22, thereby the life-span of extension magic cube. A second disassembling groove 212 for disassembling the center block cover 23 is arranged between the contact shell 22 and the center block cover 23, the second disassembling groove 212 is positioned at the corner of the center block shell 21, and the second disassembling groove 212 is used for disassembling the center block cover 23 from the center block shell 21, so as to improve the efficiency of disassembling the center block cover 23. Four buckling holes 213 which are uniformly distributed are formed in the side wall of the central block shell 21, a buckling pin 231 for buckling the buckling holes 213 is arranged on the central block shell cover 23, and when the buckling pin 231 buckles the buckling holes 213 from the inner wall of the central block shell 21, the buckling pin 231 is abutted against the inner wall of the central block shell 21; the fastening pin 231 is provided with a locking hole 232, the inner wall of the center block shell 21 is provided with a locking strip 214 matched with the locking hole 232, the locking strip 214 is positioned above the fastening hole 213, and when the fastening pin 231 is fastened with the center block shell 21, the locking strip 214 is arranged in the locking hole 232 to limit the center block shell cover 23 from being separated from the center block shell 21.

The bottom of the center block housing 21 is provided with a connecting hole 215 matched with the center shaft 1, the connecting hole 215 is located in the middle of the center block housing 21, and the center shaft 1 extends into the center block housing 21 from the connecting hole 215 so as to connect the center shaft 1 with the center block housing 21. The center block shell 21 is internally provided with a limit cover 24 which is circularly arranged, the limit cover 24 is provided with a limit hole 241 matched with the center shaft 1, the protruding end of the center shaft 1 penetrating through the limit hole 241 of the limit cover 24 is clamped with a clamp ring 25 through a limit groove 11, and the clamp ring 25 is abutted against the limit cover 24 so as to realize that the center shaft 1 is connected with the center block shell 21. The snap ring 25 is provided with a bearing groove 251 matched with the central shaft 1, the snap ring 25 is clamped with the limiting groove 11 of the central shaft 1 through the bearing groove 251, the disassembly and the assembly are convenient, and the assembly efficiency of the snap ring 25 and the central shaft 1 is improved. The surface that snap ring 25 deviates from spacing lid 24 is equipped with standing groove 252, and standing groove 252 is the setting of U-shaped shape, and the width of standing groove 252 is greater than the terminal diameter of center pin 1 to in standing groove 252 is arranged in to the end of center pin 1, make the end of center pin 1 contradict with standing groove 252, thereby center pin 1 is fixed in center piece casing 21. One surface of the limiting cover 24, which is far away from the bottom of the central block shell 21, is provided with a sliding groove 242, one side of the sliding groove 242 extends to the side wall of the limiting cover 24, and the clamping ring 25 is arranged in the sliding groove 242, so that the clamping ring 25 is in sliding connection with the limiting cover 24 through the sliding groove 242; the both sides of spout 242 are equipped with draw-in groove 243, and draw-in groove 243 extends to the lateral wall of spacing lid 24, and draw-in groove 243 is located the tank bottom of spout 242, and the both sides of snap ring 25 are equipped with the fixture block 253 with draw-in groove 243 assorted, and in fixture block 253 card goes into draw-in groove 243 to the restriction snap ring 25 deviates from spout 242, makes the snap ring 25 smooth move more regular and orderly in spout 242. An arrow mark 244 is arranged at the bottom of the sliding groove 242, the arrow mark 244 is positioned on one side of the limiting hole 241, and the arrow mark 244 points to the opening of the sliding groove 242, so that the snap ring 25 can slide according to the arrow mark 244. The groove 245 is formed in the bottom of the sliding groove 242, the groove 245 and the arrow mark 244 are located on two sides of the limiting hole 241 respectively, the groove 245 is long, the clamping ring 25 is provided with a protruding block 254 matched with the groove 245, and the protruding block 254 is arranged in the groove 245 to limit the clamping ring 25 to be separated from the sliding groove 242. The surface of the limiting cover 24 departing from the bottom of the center block shell 21 is provided with a wheel base mark 246 so that the limiting cover 24 with different wheel bases can be replaced as required, and the experience of playing the magic cube is optimized.

Be equipped with balanced canceling release mechanical system 5 between spacing lid 24 and the center block casing 21 for center block casing 21 can be at 1 length direction reciprocating motion of center pin round trip, so that the fault-tolerant motion is done to the magic cube, thereby promotes the experience of playing the magic cube. The balance reset mechanism 5 comprises two reset springs 51, the reset springs 51 comprise two cylindrical springs 511 and a connecting rod 512 connected to the two cylindrical springs 511, and the connecting rod 512 is positioned at the end part of the cylindrical springs 511; four cylindrical springs 511 evenly enclose around center pin 1, and cylindrical spring 511's both ends tip contradicts with spacing lid 24 and center piece casing 21 respectively for the atress is balanced between spacing lid 24 and the center piece casing 21, in order to reduce the slope of center piece casing 21, reduces 2 slopes of center piece body, thereby reduces the slope of magic cube, not only is favorable to prolonging the life-span of magic cube, is favorable to optimizing the experience of playing the magic cube moreover. The bottom of the central block shell 21 is provided with a limiting rod 216 matched with the cylindrical spring 511, the limiting cover 24 is provided with a limiting cylinder 247 matched with the cylindrical spring 511, and the limiting rod 216 and the limiting cylinder 247 respectively extend into two ends of the cylindrical spring 511, so that on one hand, the effect of protecting the cylindrical spring 511 is achieved, and on the other hand, the position of the cylindrical spring 511 is limited. The bottom of the central block shell 21 is provided with a connecting groove 217 matched with a connecting rod 512, and the connecting rod 512 is arranged in the connecting groove 217, so that the space between the central block shell 21 and the return spring 51 is more compact.

Balance canceling release mechanical system 5 can also only include four column spring 511, four column spring 511 evenly enclose around center pin 1, column spring 511's both ends tip contradicts with spacing lid 24 and center block casing 21 respectively, make atress balanced between spacing lid 24 and the center block casing 21, in order to reduce center block casing 21 slope, reduce 2 slopes of center block body, thereby reduce the magic cube slope, not only be favorable to prolonging the life-span of magic cube, be favorable to optimizing the experience of playing the magic cube moreover. The bottom of the central block shell 21 is provided with a limiting rod 216 matched with the cylindrical spring 511, the limiting cover 24 is provided with a limiting cylinder 247 matched with the cylindrical spring 511, and the limiting rod 216 and the limiting cylinder 247 respectively extend into two ends of the cylindrical spring 511, so that on one hand, the effect of protecting the cylindrical spring 511 is achieved, and on the other hand, the position of the cylindrical spring 511 is limited.

Be equipped with no magnetism positioning mechanism 6 between spacing lid 24 and the center block casing 21 to promote the efficiency of center block casing 21 location, thereby promote the efficiency of 2 location of center block body, and then promote the location efficiency of magic cube, be favorable to optimizing the experience of playing the magic cube. The nonmagnetic positioning mechanism 6 comprises a positioning groove 61 formed in the central shaft 1 and a clamping component 62 clamped in the positioning groove 61, one end, far away from the positioning groove 61, of the clamping component 62 is abutted to the central block shell 21, the clamping component 62 can reciprocate back and forth along the direction perpendicular to the corresponding central shaft 1, and the clamping component 62 can conveniently move from one positioning groove 61 to another positioning groove 61, so that the central block shell 21 is positioned. The locking assembly 62 includes a ball 621 and a resilient assembly 622 disposed in the positioning groove 61, the ball 621 is located at one end of the resilient assembly 622, the ball 621 is disposed in the resilient assembly 622, and an end of the resilient assembly 622 away from the ball 621 interferes with the center block housing 21, so that the ball 621 moves in the resilient assembly 622, and the ball 621 can move from one positioning groove 61 to another positioning groove 61; the elastic component 622 comprises a compression spring 623 and a stop sleeve 624 sleeved on the compression spring 623, one end of the compression spring 623 abuts against the ball 621, and the other end abuts against the center block housing 21, so that the ball 621 reciprocates back and forth along the length direction of the compression spring 623, and because the compression spring 623 is in a compressed state, the compression spring 623 always has a force pushing the ball 621 to the center shaft 1, so that the ball 621 is placed in the positioning groove 61; compression spring 623 is disposed within stop sleeve 624 so as to define the position of compression spring 623. The side wall of the center block housing 2 is provided with a spring hole 219 for mounting the compression spring 623, the spring hole 219 is located between the two snap holes 213, and the diameter of the spring hole 219 is larger than the outer diameter of the compression spring 623 so as to extend the compression spring 623 from the spring hole 219 into the center block housing 2, thereby mounting the compression spring 623.

A limiting frame 7 for fixing a limiting sleeve 624 is arranged in the central block shell 21, the limiting sleeve 624 is positioned between the limiting frame 7 and the central block shell 21, and the limiting sleeve 624 is abutted against the limiting frame 7, so that the limiting frame 7 can fix the limiting sleeve 624; the limiting frame 7 is provided with four buckles 71, the central block shell 21 is provided with clamping holes 218 matched with the buckles 71, and the buckles 71 are buckled into the clamping holes 218 so as to fix the limiting frame 7 in the central block shell 21. The connecting rod 512 is located between the stop sleeve 624 and the bottom of the center block housing 21 so that the stop sleeve 624 restrains the connecting rod 512 within the center block housing 21, thereby restraining the return spring 51 within the center block housing 21 to restrain the return spring 51 from being removed from the center block housing 21.

The prism body 3 comprises a prism shell 31 and two prism shell covers 32 covering the prism shell 31, and the two prism shell covers 32 are mutually abutted; the prism housing 31 is provided with a plugging cylinder 311 facing the prism housing cover 32, the prism housing cover 32 is provided with a plugging rod 321 matched with the plugging cylinder 311, and the plugging rod 321 is inserted into the plugging cylinder 311 to cover the prism housing cover 32 and close the prism housing 31. Installation position 312 has been seted up to the opening of arris piece casing 31, and installation position 312 is located the inner wall of arris piece casing 31, and installation position 312 is formed from the opening indent of arris piece casing 31, and the side of arris piece cap 32 is equipped with and installs position 312 assorted mounting bar 322, and mounting bar 322 is contradicted with the tank bottom of installation position 312, realizes that arris piece cap 32 lid closes arris piece casing 31. The two sides of the prism block shell cover 32 are provided with splicing plates 323, the splicing plates 323 are positioned on one surface of the prism block shell cover 32, the splicing plates 323 are positioned on the inner sides of the mounting bars 322, the splicing plates 323 are positioned between the two mounting bars 322, the inner wall of the prism block shell 31 is provided with first splicing holes 353 matched with the splicing plates 323, and the splicing plates 323 are buckled into the first splicing holes 353 so as to limit the prism block shell cover 32 from falling off from the prism block shell 31; the installation position 312 is provided with a guide block 313 for guiding the splicing plate 323, the guide block 313 is obliquely arranged, and the guide block 313 is positioned above the first splicing hole 353, so that the guide block 313 guides the splicing plate 323, and the splicing plate 323 can be conveniently buckled into the first splicing hole 353. The both sides of arris piece casing 31 inner wall are equipped with inserting groove 314, and arris piece cap 32 is equipped with and inserting groove 314 assorted plugboard 324, and plugboard 324 is located the side of arris piece cap 32 one side, and plugboard 324 inserts inserting groove 314 in, realizes that arris piece cap 32 covers and closes arris piece casing 31, and the plugboard 324 of two arris piece caps 32 contradicts. Be equipped with joint subassembly 33 between two arris piece cap 32, joint subassembly 33 is including setting up the joint of two arris piece cap 32 respectively and detain 331 assorted joint groove 332 with the joint, joint knot 331 and joint groove 332 all are located plugboard 324, when two arris piece cap 32 lid close arris piece casing 31, the joint of an arris piece cap 32 is detained 331 and is detained in the joint groove 332 of another arris piece cap 32, with two arris piece cap 32 of restriction throw off, realize that two arris piece cap 32 are fixed. Still be equipped with locking Assembly 34 between two arris piece caps 32, locking Assembly 34 including set up respectively two locking grooves 341 of arris piece caps 32 and with locking groove 341 assorted latch segment 342, latch segment 342 and locking groove 341 all are located plugboard 324, when two arris piece caps 32 lid closed arris piece casing 31, latch segment 342 card goes into in the locking groove 341, two arris piece caps 32 lock with restriction joint knot 331 through latch segment 342 and locking groove 341 and deviate from joint groove 332, realize two arris piece caps 32. Locking subassembly 34 and the cooperation of joint subassembly 33 for two piece arris piece covers 32 are together fixed more, pull open two piece arris piece covers 32 to the manual opposite direction of restriction.

The both sides lateral wall of arris piece casing 31 is equipped with a magnetism section of thick bamboo 315, installs the magnetic part in the magnetism section of thick bamboo 315 to the magnetic part in the arris piece casing 31 and the magnetic part interact of setting in the hornblock body 4 are fixed a position when conveniently rotating the magic cube, in order to optimize the experience of playing the magic cube. The through holes 316 are formed in the side walls of the prism housing 31, the number of the through holes 316 is four, the four through holes 316 are respectively located on the four side walls of the prism housing 31, the through holes 316 on the side walls of the two sides of the prism housing 31 are located below the magnetic cylinder 315, and the number of the through holes 316 is reduced to reduce the material used for preparing the prism housing 31. The side wall of the prism housing 31 is provided with a replaceable contact block 8, the contact block 8 comprises a first friction plate 81 and a second friction plate 82, the first friction plate 81 is arranged on the side wall of the two sides of the prism housing 31, and the second friction plate 82 is arranged on the side wall of the other two sides of the prism housing 31. A first splicing assembly 35 is arranged between the first friction plate 81 and the rib block shell 31, the first splicing assembly 35 comprises a first splicing strip 352 arranged at one side edge of the first friction plate 81, the first splicing strip 352 surrounds the first friction plate 81, a first splicing groove 351 matched with the first splicing strip 352 is arranged on the outer wall of the rib block shell 31, and the first splicing strip 352 is clamped in the first splicing groove 351 to realize the splicing of the first friction plate 81 and the rib block shell 31; the surface of the first splicing bar 352, which faces away from the first friction plate 81, is provided with five first splicing buckles 354, the rib block shell 31 is provided with a first splicing hole 353 matched with the first splicing buckles 354, the first splicing hole 353 is communicated with the first splicing groove 351, the first splicing hole 353 is located at the bottom of the first splicing groove 351, and the first splicing buckles 354 are buckled into the first splicing holes 353, so that the first friction plate 81 and the rib block shell 31 are spliced and fixed; there are cases where the first splice holder 354 and the splice plate 323 share a first splice hole 353. The first friction plate 81 is located outside the two magnetic cylinders 315, and the first friction plate 81 covers the magnetic cylinders 315 and the through holes 316, so that the first friction plate 81 restricts the magnetic members in the magnetic cylinders 315 from falling out of the prism housing 31, thereby reducing the loss of the magnetic members. The outer wall of the prism housing 31 is provided with a first dismounting groove 355 for lifting the first friction plate 81, and the first dismounting groove 355 is located at the top of the first friction plate 81, so that the first friction plate 81 is dismounted by the first dismounting groove 355, the first friction plate 81 is conveniently replaced, and the service life of the magic cube is prolonged. The surface of first friction disc 81 is equipped with first oil groove 811, and first oil groove 811 is the pyramid shape setting, and first oil groove 811 is towards hornblock body 4, makes things convenient for the lubricating oil in the first oil groove 811 to reduce the friction between first friction disc 81 and the hornblock body 4, not only optimizes the experience of playing the magic cube, prolongs the life-span of magic cube moreover, prolongs the life-span of first friction disc 81. A second splicing assembly 36 is arranged between the second friction plate 82 and the rib block shell 31, the second splicing assembly 36 comprises a second splicing strip 362 arranged at one edge of the second friction plate 82, the second splicing strip 362 surrounds the second friction plate 82, a second splicing groove 361 matched with the second splicing strip 362 is arranged on the outer wall of the rib block shell 31, and the second splicing strip 362 is clamped in the second splicing groove 361 to realize the splicing of the second friction plate 82 and the rib block shell 31; the surface of the second splicing strip 362 departing from the second friction plate 82 is provided with four second splicing buckles 364, the prism housing 31 is provided with a second splicing hole 363 matched with the second splicing buckles 364, and the second splicing buckles 364 are buckled into the second splicing hole 363 to realize that the second friction plate 82 is spliced and fixed with the prism housing 31, so as to cover the through hole 316 on the side wall of the prism housing 31. The outer wall of the prism housing 31 is provided with a second assembling groove 365 for opening the second friction plate 82, and the second assembling groove 365 is located at the top of the second friction plate 82, so that the second friction plate 82 is conveniently assembled and disassembled by the second assembling groove 365, the second friction plate 82 is conveniently replaced, and the service life of the magic cube is prolonged. The surface of second friction disc 82 is equipped with second oil groove 821, and second oil groove 821 is the setting of pyramid shape, and second oil groove 821 is contradicted with contact shell 22 towards center block body 2, the opening of second oil groove 821, makes things convenient for lubricating oil in the second oil groove 821 to reduce the friction between second friction disc 82 and the contact shell 22, not only optimizes the experience of playing the magic cube, prolongs the life-span of magic cube moreover, prolongs the life-span of second friction disc 82 and contact shell 22. The bottom of arris piece casing 31 is equipped with arris piece card foot 317, arris piece card foot 317 and 31 integrated into one piece of arris piece casing, arris piece card foot 317 is equipped with third oil groove 318, third oil groove 318 is the pyramid shape setting, third oil groove 318 is towards center piece body 2, the opening and the center piece casing 21 of third oil groove 318 are contradicted, make things convenient for lubricating oil in the third oil groove 318 to reduce the friction between arris piece card foot 317 and the center piece casing 21, not only optimize the experience of playing the magic cube, and the life-span of extension magic cube, the life-span of extension arris piece card foot 317 and center piece casing 21. The both sides of arris piece card foot 317 are equipped with the groove 319 that slides, and arris piece card foot 317 is through sliding groove 319 and the 4 joints of hornblock body to the hornblock body 4 slides in the groove 319 that slides, realizes rotating the magic cube.

The corner block body 4 comprises a corner block shell 41 and three corner block shell covers 42 covering the corner block shell 41, and the three corner block shells 41 are mutually abutted; the corner block shell 41 is provided with a splicing barrel 420 facing the corner block shell cover 42, the corner block shell cover 42 is provided with a splicing rod 424 matched with the splicing barrel 420, and the splicing rod 424 is inserted into the splicing barrel 420 to cover the corner block shell cover 42 with the corner block shell 41. The side wall of the corner block shell 41 is provided with an assembling hole 411, the assembling hole 411 is arranged so as to reduce the material used by the material paperboard corner block shell 41, the corner block shell cover 42 is provided with two assembling buckles 421, and the assembling buckles 421 are buckled into the assembling hole 411 to realize that the corner block shell cover 42 covers the corner block shell 41. The opening of corner block casing 41 has been seted up and has been assembled position 412, and equipment position 412 is located the inner wall of corner block casing 41, and equipment position 412 is formed from the opening indent of corner block casing 41, and corner block casing cover 42 is equipped with and assembles position 412 assorted equipment strip 422, and equipment strip 422 is located the both sides limit that corner block casing cover 42 is adjacent, and equipment strip 422 card is gone into in assembling position 412, realizes corner block casing cover 42 lid corner block casing 41. The inner wall of the corner block shell 41 is evenly provided with three buckling grooves 413, the corner block shell cover 42 is provided with a buckling plate 423 matched with the buckling grooves 413, the buckling plate 423 is buckled into the buckling grooves 413, the corner block shell cover 42 covers the corner block shell 41, and one end, far away from the buckling grooves 413, of the buckling plate 423 is abutted against the other buckling plate 423. Be equipped with between two adjacent corner block cap 42 and assemble subassembly 43, assemble subassembly 43 including set up respectively two adjacent corner block cap 42 assemble detain 431 and with assemble buckle 431 assorted and assemble groove 432, assemble and detain 431 and assemble groove 432 and all be located buckle 423, when two corner block cap 42 lid closed corner block casing 41, the groove 432 of assembling of another corner block cap 42 is detained to assemble 431 of a corner block cap 42, disengage with two corner block cap 42 of restriction, realize that two corner block cap 42 are fixed.

The lateral wall of hornblock casing 41 is equipped with a magnet section of thick bamboo 414, and a magnet section of thick bamboo 414 is equipped with threely, and a magnet section of thick bamboo 414 is located the top of equipment hole 411, installs magnet in a magnet section of thick bamboo 414 to magnet in the hornblock casing 41 and the magnetic part interact of setting in arris piece body 3 fix a position when conveniently rotating the magic cube, so that the experience of magic cube is played in the optimization. Three replaceable contact pieces 44 are arranged on the side wall of the corner block shell 41, the contact pieces 44 are positioned on the outer wall of the corner block shell 41, the three contact pieces 44 are uniformly distributed on the side wall of the corner block shell 41, and the contact pieces 44 are contacted with the side wall of the edge block body 3; two third splicing strips 441 are arranged at the edge of one surface of the contact piece 44, the two third splicing strips 441 surround the contact piece 44, a third splicing groove 415 matched with the third splicing strips 441 is arranged on the outer wall of the corner block shell 41, and the third splicing strips 441 are clamped in the third splicing groove 415 to realize the splicing of the contact piece 44 and the corner block shell 41; the surface of the third splicing bar 441 departing from the contact piece 44 is provided with a third splicing buckle 442, the corner block housing 41 is provided with a third splicing hole 416 matched with the third splicing buckle 442, the third splicing hole 416 is communicated with the third splicing groove 415, the third splicing hole 416 is located at the bottom of the third splicing groove 415, and the third splicing buckle 442 is buckled into the third splicing hole 416, so that the contact piece 44 and the corner block housing 41 are spliced and fixed. The contact pieces 44 are located on opposite outer sides of the two magnet cylinders 414 and the two assembly holes 411 so that the contact pieces 44 cover the assembly holes 411 and the magnet cylinders 414, whereby the contact pieces 44 restrict the magnets in the magnet cylinders 414 from falling out of the horn housing 41 to reduce loss of the magnets. The outer wall of the corner block housing 41 is provided with a removal groove 417 for opening the contact piece 44, and the removal groove 417 is located at the top of the contact piece 44, so that the contact piece 44 can be removed by using the removal groove 417, the contact piece 44 can be replaced conveniently, and the service life of the magic cube can be prolonged. The surface of contact piece 44 is equipped with fourth oil groove 443, and fourth oil groove 443 is the setting of pyramid shape, and fourth oil groove 443 is towards arris piece body 3, and the opening and the first friction disc 81 contact of fourth oil groove 443 make things convenient for the lubricating oil in fourth oil groove 443 to reduce the friction between contact piece 44 and the first friction disc 81, not only optimizes the experience of playing the magic cube, prolongs the life-span of magic cube moreover, prolongs the life-span of contact piece 44 and first friction disc 81. The bottom of the corner block shell 41 is provided with a corner block clamping pin 418, the corner block clamping pin 418 and the corner block shell 41 are integrally formed, and the corner block clamping pin 418 can be clamped into a sliding groove 319 of the prism block clamping pin 317 in a sliding manner, so that the corner block clamping pin 418 and the prism block clamping pin 317 can move relatively, the corner block shell 41 and the prism block shell 31 can move relatively, and the corner block body 4 and the prism block body 3 can move relatively; the surface of corner piece card foot 418 is equipped with fifth oil groove 419, and fifth oil groove 419 is the pyramid shape setting, and the opening of fifth oil groove 419 and the cell wall contact of groove 319 that slides to lubricating oil in the fifth oil groove 419 reduces the friction between corner piece card foot 418 and the groove 319 that slides, not only optimizes the experience of playing the magic cube, prolongs the life-span of magic cube moreover, prolongs the life-span of corner piece card foot 418 and arris piece card foot 317.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. A magic cube with replaceable contact surfaces is characterized in that: the center block is characterized by comprising a center shaft (1), a center block body (2), a ridge block body (3) and an angle block body (4), wherein the center block body (2) is installed on the center shaft (1), the ridge block body (3) and the angle block body (4) are clamped between the center shaft (1) and the center block body (2), and the ridge block body (3) and the angle block body (4) are clamped in a sliding manner; the side walls of the edge block body (3) and/or the corner block body (4) are provided with detachable contact surfaces.

2. A contact surface-replaceable puzzle cube according to claim 1, wherein: one side of the contact surface is provided with a splicing strip, the outer wall of the edge block body (3) and/or the outer wall of the corner block body (4) are provided with splicing grooves matched with the splicing strips, and the splicing strips are clamped into the splicing grooves.

3. A contact surface-replaceable puzzle cube according to claim 2, wherein: the surface that the concatenation strip deviates from the contact surface is equipped with the concatenation knot, arris piece body (3) and/or angle piece body (4) are seted up and are detained assorted concatenation hole with the concatenation, concatenation hole and splice groove intercommunication, the concatenation is detained in the concatenation is downthehole.

4. A contact surface-replaceable puzzle cube according to claim 1, wherein: the outer walls of the edge block body (3) and/or the corner block body (4) are provided with groove positions for detaching the contact surfaces.

5. A contact surface-replaceable puzzle cube according to claim 1, wherein: the contact surface comprises a first friction plate (81) arranged on the side walls of two sides of the edge block body (3) and a second friction plate (82) arranged on the side wall of the other two sides of the edge block body (3).

6. A contact surface-replaceable puzzle cube according to claim 1, wherein: be equipped with the magnetic support that corresponds each other in arris piece body (3) and hornblock body (4), the magnetism spare is installed to the magnetic support, the magnetic support is located the inboard of contact surface.

7. A magic cube with replaceable contact surfaces is characterized in that: the center block is characterized by comprising a center shaft (1), a center block body (2), a ridge block body (3) and an angle block body (4), wherein the center block body (2) is installed on the center shaft (1), the ridge block body (3) and the angle block body (4) are clamped between the center shaft (1) and the center block body (2), and the ridge block body (3) and the angle block body (4) are clamped in a sliding manner; the center block body (2) comprises a center block shell (21), a contact shell (22) detachably sleeved on the center block shell (21) and a center block shell cover (23) covering the center block shell (21).

8. A contact surface-replaceable puzzle cube according to claim 7, wherein: the opening of the center block shell (21) is provided with a first dismantling groove (222) for dismantling the contact shell (22), and the first dismantling groove (222) is positioned between the center block shell (21) and the contact shell (22).

9. A contact surface-replaceable puzzle cube according to claim 7, wherein: the inner wall of contact shell (22) is equipped with spacing ring (221) that cooperation center block casing (21) opening set up, when contact shell (22) cup jointed with center block casing (21), spacing ring (221) contradict with the opening of center block casing (21).

10. A contact surface-replaceable puzzle cube according to claim 7, wherein: and a second disassembling groove (212) for disassembling the center block shell cover (23) is arranged between the contact shell (22) and the center block shell cover (23).

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