CN210378005U - Full-automatic arrangement demonstration and random number synthesis device - Google Patents

Abstract

The utility model discloses a full-automatic demonstration and random number synthesizer of arranging, the utility model aims at providing a can found random test environment fast, can accomplish the random ball test of getting, arrange the production process, select to arrange the structure, arrange the number formation etc. at the full process under supervision automatically. Comprises a bracket, a mixing box, an ejector, an arrangement box, a spherical touch device, a spherical bracket, a position changer, a digital converter, a test ball, a nixie tube lamp and an ejection switch. The device comprises: the operation is simple, and all demonstration tests and random number synthesis can be completed only by rotating the handle; the full-automatic degree of the function is high: the test ball mixing, random drawing, position adjustment, digital display, arrangement and formation and other series of full-automatic operation processes can be continuously completed; the applicability is strong: the test, demonstration and analysis can be carried out on various occasions at any visual angle; compact structure, low cost and convenient carrying, and is suitable for teaching, lottery, justice election and random statistics.

Description

Full-automatic arrangement demonstration and random number synthesis device

Technical Field

The utility model relates to a teaching model, especially full-automatic range demonstration and random number synthesizer.

Background

The permutation problem is an important knowledge module in algebra and probability statistics, plays an important role in solving related randomness problems, is an important part in high school mathematics, and teachers do not have applicable instruments for demonstrating problem backgrounds, formation processes and related conclusions through field tests during teaching, but only simple explanation or static drawing analysis is adopted, students lack real backgrounds and test experiences during learning, classroom efficiency is not high, sharing is poor, and some activities need to construct random numbers such as gambling and fair election in a fair environment. However, comprehensive application tools or devices in this respect have not been found for a long time, but some local functions or related devices have appeared, for example, patent application No. CN201220704817.3 discloses "a normal probability distribution demonstrator", which includes a demonstration board, a ball cylinder, n layers of hexagonal prisms, a ball box, etc., and expresses normal probability distribution in a projection form by ball stacking, and there is no demonstration in arrangement, and systematization and practicality are not sufficient. The patent application number of CN201510167393.X provides a method for judging equipment faults by normal distribution, wherein when equipment normally operates, first data of operation of a plurality of pieces of equipment are collected within a set first time interval, and a curve of the first data of the operation of the plurality of pieces of equipment, which changes along with time, is established; and calculating the first showing times of the first data of the same equipment running in a set first time interval, and establishing a normal distribution relation curve to obtain a 95% credible interval. The arrangement cannot be demonstrated. The patent application number 201620584403X provides a 'teaching tool for high school mathematics random variables', which comprises a support, a spring I, a semicircular box, a clamping device, a roller, an electromagnet I, an iron plate, an electromagnet II, an electric push rod, a swing air cylinder, a top bracket, a pulley, an electric reel I, a pull rope I, a weight, a balance block and a swing plate. The main function is to separate the black ball and the white ball into two groups after mechanical mixing, which solves the problem of authenticity test in the classical general model and can not demonstrate the arrangement.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model discloses the technical scheme who adopts as follows:

full-automatic arrangement demonstration and random number synthesizer includes support, mixing box, catapult, range case, sphere touch ware, sphere bracket, the ware that shifts, digital converter, charactron lamp and ejection switch, its characterized in that: the test ball comprises a lower hemisphere and an upper hemisphere, an inner circumference of an opening of the lower hemisphere of the third spherical insulating plate is provided with an inserted positioning ring, the inner bottom of the third spherical insulating plate is provided with a first pure iron sheet, a first insulating block is arranged in the middle of the upper surface of the first pure iron sheet, the first insulating block is provided with a middle inner-line metal pipe, the inner-line metal pipe is provided with a first internal connecting lead, the other end of the first internal connecting lead is provided with a first external copper wire, and the first external copper wire is embedded on the outer spherical surface of the third spherical insulating plate, the mixing box is arranged at the upper part of the inner end of the support, the ejector is arranged in the mixing box, the arrangement box is arranged at the middle upper part of the support, the spherical touch device is arranged in the arrangement box, the position changer is arranged below the arrangement box, the nixie tube lamp, the spherical bracket and the digital converter are sequentially arranged at the lower part of the support from front to back respectively, test balls with different serial numbers are arranged on the ejector in the mixing box, and the ejection switch is arranged at the lower part of the inner end of the support;

according to a further technical scheme, an insulating layer is sleeved outside the conductive metal ring belt;

according to a further technical scheme, the number of the first externally-embedded copper wires is the same as the ball number.

Compared with the prior art, the utility model has the advantages that:

1. the utility model discloses a full-automatic demonstration and random number synthesizer of arranging, easy operation just can accomplish all demonstration experiments and random number as long as rotate the handle and construct.

2. The utility model discloses a demonstration and random number synthesizer are arranged to full-automatic, and the full automatization degree of function is high: the test ball mixing, random drawing, position adjustment, digital display, arrangement formation and other series of full-automatic operation processes can be continuously completed; the applicability is strong: the test, demonstration and analysis can be carried out on various occasions at any visual angle; compact structure, low cost and convenient carrying, and is suitable for teaching, lottery, justice election, random statistics and the like.

3. At present, no product exists in the market, and the full-automatic arrangement demonstration and random number synthesis device is low in cost, safe, reliable and light.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle support of the present invention.

Fig. 3 is a schematic structural diagram of the mixing box of the present invention.

Fig. 4 is a schematic structural diagram of the ejector of the present invention.

Fig. 5 is a schematic structural diagram of the arrangement box of the present invention.

Fig. 6 is a schematic structural diagram of the middle spherical surface touch device of the present invention.

Fig. 7 is a schematic structural view of the spherical bracket of the present invention.

Fig. 8 is a schematic structural diagram of the displacement device of the present invention.

Fig. 9 is a schematic structural diagram of the digitizer of the present invention.

Fig. 10 is a schematic structural diagram of the electromagnetic spring of the present invention.

Fig. 11 is a schematic structural diagram of the test ball of the present invention.

Fig. 12 is a schematic structural diagram of a nixie tube lamp according to the present invention.

Fig. 13 is a schematic structural diagram of the ejection switch of the present invention.

In the drawings: 1-bracket, 11-polygonal bottom plate, 12-rectangular hard plate, 13-first sector plate, 14-threaded rod, 15-positioning nut, 16-frustum base, 17-first vertical plate, 18-second vertical plate, 19-first elliptical hole, 110-second elliptical hole, 111-third elliptical hole, 112-first circular shaft hole, 113-second circular shaft hole, 114-fourth elliptical hole, 115-fifth elliptical hole, 116-sixth elliptical hole, 117-seventh elliptical hole, 118-eighth elliptical hole, 119-first circular hole, 120-second circular hole and 121-cross hole; 2-mixing box, 21-first rectangular plate, 22-second rectangular plate, 23-cylindrical panel, 24-first round shaft rod, 25-second sector plate, 26-arc handle, 27-elastic insert block, 28-arc lock catch, 29-first rectangular groove, 210-shock absorber, 211-first ring clamp, 212-second ring clamp and 213-third ring clamp; 3-ejector, 31-second round shaft rod, 32-rectangular baffle, 33-third sector plate, 34-first round sleeve, 35-second round sleeve, 36-first spring, 37-first rotary disc, 38-first pin, 39-first guide rod, 310-first round shaft sleeve, 311-second round shaft sleeve, 312-pressing handle and 313-groove; 4-arrangement box, 41-box frame, 42-movable cover plate, 43-movable bottom plate, 44-gate, 45-frame bottom plate, 46-third vertical plate, 47-fourth vertical plate, 48-fifth vertical plate, 49-clapboard, 410-third round shaft rod, 411-second turntable, 412-third round hole, 413-fourth round shaft rod, 414-third turntable, 415-fourth round hole, 416-gate handle, 417-upper opening, 418-lower opening, 419-first round hole support leg and 420-second round hole support leg; 5-spherical surface touch device, 51-first circular ring disc, 52-first threaded pipe, 53-hexagonal nut, 54-first circular pipe, 55-second circular ring disc, 56-second circular pipe, 57-third circular ring disc, 58-second spring, 59-first spherical surface insulating plate, 510-spherical surface metal sheet and 511-wire; 6-spherical bracket, 61-conical tray, 62-second spherical insulating plate, 63-tray bottom plate, 64-fourth circular disc, 65-permanent magnet, 66-isolating foam, 67-conductive metal ring belt, 68-first interface, 69-first air outlet, 610-second air outlet, 611-first valve air pipe, 612-second valve air pipe, 613-threaded rod, 614-positioning nut and 615-polygonal nut; 7-positioner, 71-positioning bottom plate, 72-electric blower, 73-main pipe, 74-first branch pipe, 75-second branch pipe, 76-first hose, 77-second hose, 78-first valve, 79-second valve, 710-blower switch, 711-third round hole support leg and 712-fourth round hole support leg; 8-digital converter, 81-converter bottom plate, 82-square tube hydraulic press, 83-round tube hydraulic press, 84-square tube upper side surface, 85-electromagnetic spring, 86-square tube right side surface, 87-square tube front end surface, 88-first piston, 89-fifth round hole, 810-sixth round hole, 811-first piston rod, 812-first disc, 813-third spring, 814-round contact piece, 815-elastic contact piece, 816-third interface, 817-liquid pipeline, 818-third valve, 819-transparent round tube, 820-second piston, 821-fifth circular disc, 822-second piston rod, 823-second interface, 824-diamond hole, 851-second disc, 852-transparent tube sleeve, 853-cylindrical iron core, 854-a conductive coil, 855-a directional guide rod, 856-a cylindrical armature, 857-a third disc, 858-a fourth spring, 859-a circular guide hole and 8510-a right-angle bracket; 9-a test ball, 91-a lower hemisphere, 92-an upper hemisphere, 93-a third spherical insulating plate, 94-an inserted positioning ring, 95-a first pure iron sheet, 96-an internal grain metal tube, 97-a first insulating block, 98-a first externally-embedded copper wire, 99-a first internally-connected conducting wire, 910-a fourth spherical insulating plate, 911-a second pure iron sheet, 912-an external grain metal rod, 913-a second insulating block, 914-a second externally-embedded copper wire, 915-a second internally-connected conducting wire, 916-an upper hemisphere opening and 917-a lower hemisphere opening; 10-a digital tube lamp, 101-a tube lamp bottom plate, 102-a tube lamp vertical plate, 103-a rectangular notch, 104-a diode lamp, 105-a circuit board, 106-a fourth interface and 107-a pin hole; 1100-ejection switch, 1101-rectangular lath, 1102-thick upright plate, 1103-cylindrical slotted hole, 1104-push-pull rod, 1105-blocking disc, 1106-fifth spring, 1107-triangular wedge block, 1108-disc gripper and 1109-screw hole.

Detailed Description

The technical solution of the present invention is explained in detail below, but the scope of protection of the present invention is not limited to the embodiments.

In order to make the disclosure of the present invention more comprehensible, the following description is further described with reference to the embodiments shown in fig. 1 to 13.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1-13, the full-automatic arrangement demonstration and random number synthesis device includes a support 1, a mixing box 2, an ejector 3, an arrangement box 4, a spherical touch device 5, a spherical bracket 6, a position changer 7, a digitizer 8, a test ball 9, a nixie tube lamp 10 and an ejection switch 1100, wherein the mixing box 2 is disposed on the upper portion of the inner end of the support 1, the ejector 3 is disposed in the mixing box 2, the arrangement box 4 is disposed on the middle upper portion of the support 1, the spherical touch device 5 is disposed in the arrangement box 4, the position changer 7 is disposed under the arrangement box 4, the nixie tube lamp 9, the spherical bracket 6 and the digitizer 8 are sequentially disposed on the lower portion of the support 1 from front to back, the test balls 10 with different serial numbers are disposed on the ejector 3 in the ejection box 2, and the switch 1100 is disposed on the lower portion of the inner end of the support 1.

As shown in fig. 1 and 2, the bracket 1 includes a polygonal bottom plate 11, a threaded rod 14, a positioning nut 15, a prismoid base 16, a first vertical plate 17 and a second vertical plate 18, the polygonal bottom plate 11 is a straight hard plate, the polygonal bottom plate is a front-end rectangular hard plate 12, the rear end is a first fan-shaped plate 13, the threaded rod 14 is arranged on the lower surface of the polygonal bottom plate 11, the positioning nut 15 is sleeved on the outer surface of the threaded rod 14, and the prismoid base 16 is arranged at the lower end of the positioning nut 15. The front end of the rectangular hard board 12 is sequentially provided with a seventh elliptical hole 117 and an eighth elliptical hole 118, the rear end of the rectangular hard board is provided with a cross hole 121, the rear side face of the rectangular hard board 12 is provided with a first fan-shaped board 13, the middle part of the upper arc edge of the first fan-shaped board 13 is provided with a first round hole 119, the right corner of the first fan-shaped board 13 is provided with a second round hole 120, the left side face of the rectangular hard board 12 is provided with a first vertical board 17 perpendicular to the left side face, the right side face of the rectangular hard board is provided with a second vertical board 18 perpendicular to the first vertical board, the left end of the first vertical board 17 is sequentially provided with a first elliptical hole 19 and a second elliptical hole 110, and the right end is sequentially provided with a third elliptical hole 111 and a first circular shaft hole 112 from top to bottom, and the left end of the second vertical board 18 is sequentially provided with a fourth elliptical hole 114 and a fifth elliptical hole 115, and. The first vertical plate 17 and the second vertical plate 18 are of a symmetrical structure.

As shown in fig. 1 and 3, the mixing box 2 includes a first rectangular plate 21, a second rectangular plate 22, a cylindrical panel 23, a first circular shaft rod 24 and a second sector plate 25, the first rectangular plate 21, the second rectangular plate 22, the cylindrical panel 23 and the second fan-shaped plate 25 are transparent thin plates, the upper end of the middle part of the inner side surface of the cylindrical panel 23 is provided with an arc-shaped lock catch 28, the lower end is provided with a first rectangular groove 29, a first rectangular plate 21 is arranged on the left side surface of the cylindrical panel 23, a second rectangular plate 22 is arranged on the left side surface, a first round shaft lever 24 is arranged between the first rectangular plate 21 and the second rectangular plate 22, a second fan-shaped plate 25 is arranged on the first round shaft lever 24, an elastic inserting block 27 is arranged on the inner side surface of the second sector plate 25 close to the arc edge, an arc handle 26 is arranged on the outer side surface of the second sector plate 25, the inner side surfaces of the first rectangular plate 21 and the second rectangular plate 22 are provided with dampers 210. The left surface of first rectangular plate 21 is equipped with first ring card 211, the left surface of second rectangular plate 22 is equipped with second ring card 212, the contained angle department of second rectangular plate 22 and cylindrical panel 23 is equipped with third ring card 213, mixing box 2 arranges in on the first sector plate 13 of support 1, fixes first ring card 211 on third elliptical aperture 111 through the screw, and second ring card 212 is fixed on sixth elliptical aperture 116, and third ring card 213 fixes in second circular aperture 120 department.

As shown in fig. 1 and 4, the ejector 3 includes a second circular shaft 31, a rectangular baffle 32, and a third circular shaft 33, the second circular shaft 31 is sequentially provided with a first circular sleeve 34, a first circular sleeve 310, a first spring 36, a second circular sleeve 311, and a second circular sleeve 35 from left to right, the first circular sleeve 34 and the second circular sleeve 35 are fixed on the second circular shaft 31, the first circular sleeve 34 and the second circular sleeve 35 are provided with the rectangular baffle 32, the rectangular baffle 32 is provided with a groove 313, the grooves 313 are provided with a plurality of parallel grooves, the first circular sleeve 310 and the second circular sleeve 311 are provided with the third circular plate 33, a first guide rod 39 is provided in the middle of the circular edge of the third circular plate 33, the first guide rod 39 is provided with a pressing handle 312, the right end of the second circular shaft 31 is provided with a first rotary disk 37, the surface of the first rotary disk 37 is provided with a first pin 38, the ejector 3 is characterized in that the left end and the right end of the second round shaft rod 31 are respectively inserted into a first round shaft hole 112 and a second round shaft hole 113 on the bracket 1, the first rotary disc 37 is arranged outside the second vertical plate 18, the third sector plate 33 is arranged in the mixing box 2, the first guide rod 39 penetrates through the first rectangular groove 29, and the pressing handle 39 is arranged outside the mixing box 2.

As shown in fig. 1 and 5, the arrangement box 4 includes a box frame 41, a movable cover plate 42, a movable bottom plate 43 and a gate 44, the box frame 41 includes a frame bottom plate 45, a third upright plate 46, a fourth upright plate 47, a fifth upright plate 48 and a partition 49, the frame bottom plate 45 is a rectangular hard plate, the vertical third upright plate 46, the fourth upright plate 47 and the fifth upright plate 48 are sequentially arranged on the left edge, the front edge and the right edge of the frame bottom plate 45, the partition 49 is arranged between the third upright plate 46 and the fifth upright plate 48, the partition 49 is parallel to the fifth upright plate 48, a space surrounded by the third upright plate 46, the fourth upright plate 47 and the fifth upright plate 48 is divided into a plurality of compartments, grooves are arranged at the rear edges of the third upright plate 46, the fifth upright plate 48 and the partition 49, the gate 44 is arranged in the groove of each compartment, a gate pull 416 is arranged outside the gate 44, a lower opening 418 is arranged on the lower bottom frame bottom plate 45 of each compartment, the upper surface of the compartment is an upper opening 417. A fourth round shaft rod 413 is arranged on the rear edge of the opening on the box body frame 41, the fourth round shaft rod 413 is fixed on the rear edge of the opening on the box body frame 41 through a fixed seat, a movable cover plate 42 is arranged on the fourth round shaft rod 413, the number of the movable cover plates 42 is the same as that of the compartments, a fourth round hole 415 is arranged in the middle of the cover plate 42, a third rotating disc 414 is arranged at the right end of the fourth round shaft rod 413, and the movable cover plate 42 can rotate on the upper opening 417 by rotating the third rotating disc 414. A third circular shaft rod 410 is arranged on the rear edge of the lower opening of the box body frame 41, a movable bottom plate 43 is arranged on the third circular shaft rod 410, the shape and the number of the movable bottom plate 43 are the same as those of the movable cover plate 42, a third circular hole 413 is arranged on the movable bottom plate 43, a second rotary table 411 is arranged at the right end of the third circular shaft rod 410, the third circular shaft rod 410 is fixed through a fixed seat, and the movable bottom plate 43 can block the lower opening 418 in each compartment by rotating the second rotary table 411. A first round hole supporting leg 419 is arranged on the rear edge of the third vertical plate 46, a second round hole supporting leg 420 is arranged on the rear edge of the fifth vertical plate 48, and the arrangement box 4 is sequentially fixed at the first oval hole 19 and the fourth oval hole 114 on the bracket 1 through the first round hole supporting leg 419 and the second round hole supporting leg 420 by screws.

As shown in fig. 1, 5, and 6, the spherical surface touch device 5 includes a first circular ring disc 51, a first threaded pipe 52, a hexagonal nut 53, and a spherical metal sheet 510, where the first circular ring disc 51 is a circular disc with a circular hole at the center, the first threaded pipe 52 is arranged in the circular hole at the center of the first circular ring disc 51, the first threaded pipe 52 is a straight pipe with threads on the outer surface, the hexagonal nut 53 is sleeved on the first threaded pipe 52, a second spring 58 is arranged in the circular hole at the lower end of the first circular ring disc 51, the other end of the second spring 58 is provided with a first circular pipe 54, the end of the first circular pipe 54 is provided with a second circular ring disc 55, the circular center of the second circular ring disc 55 is provided with a second circular pipe 56, the upper end of the second circular pipe 56 is provided with a third circular ring disc 57, the diameter of the third circular ring disc 57 is greater than the circular center diameter of the second circular ring disc 55 and smaller than the inner diameter of the first circular pipe, the lower end of the second spring 58 is connected outside the circular hole, the lower end of the second round tube 56 is provided with a first spherical insulating plate 59, the inner spherical surface of the first spherical insulating plate 59 is provided with a spherical metal sheet 510, the spherical metal sheet 510 is provided with an electric wire 511, the tail end of the electric wire 511 passes through the first threaded tube 52, and the spherical touch device 5 fixes the upper end of the first threaded tube 52 by using a hexagon nut 53 after passing through a fourth round hole 415 on the movable cover plate 42 in the arrangement box 4.

As shown in fig. 1 and 7, the spherical bracket 6 includes a conical tray 61, a second spherical insulating plate 62, a permanent magnet 65, and a conductive metal ring 67, the conical tray 61 is a truncated cone-shaped frame, a fourth circular ring 64 is disposed at an upper circular opening of the conical tray 61, a tray bottom plate 63 is disposed at a lower circular opening, the permanent magnet 65 is disposed at the middle of the upper surface of the tray bottom plate 63, the second spherical insulating plate 62 is disposed on the permanent magnet 65, the second spherical insulating plate 62 is a hemispherical surface, an upper opening of the second spherical insulating plate is connected to a circumference of a center of the fourth circular ring 64, an isolation foam 66 is disposed between the conical tray 61 and the second spherical insulating plate 62 as a filler, a first interface 68 is disposed on the outer side surface of the conical tray 61, the conductive metal ring 67 is disposed on the inner side surface of the second spherical insulating plate 62, more than one conductive metal ring 67 is arranged in parallel from the upper opening to the, two adjacent conductive metal rings 67 are insulated, and each conductive metal ring 67 has a single wire connected to the first connector 68. The utility model discloses a set up the sphere touch-sensitive device, including the sphere touch-sensitive device, be equipped with first venthole 69 and second venthole 610 on the side about second sphere insulating board 62 lower extreme in proper order, loop through the hose in first venthole 69 and the second venthole 610 and be connected with first valve trachea 611 and second valve trachea 612, the middle part below the tray bottom plate 63 is equipped with threaded rod 613, from last set nut 614 and the polygonal nut 615 of down being equipped with in proper order on the threaded rod 613, sphere bracket 6 is that it is fixed from below with polygonal nut 615 to pass the eighth elliptical aperture 118 of support 1 with threaded rod 613, and the upper shed is below arranging the third round hole 412 of case 4, and is relative with the lower open-end of the first sphere insulating board 59 of sphere touch-sensitive device 5.

As shown in fig. 1 and 8, the positioner 7 includes a positioning bottom plate 71, an electric blower 72, a main pipe 73, a first valve 78 and a second valve 79, the positioning bottom plate 71 is a rectangular hard plate, the electric blower 72 and the main pipe 73 are sequentially arranged on the front side surface of the positioning bottom plate 71 from right to left, an air outlet pipe of the electric blower 72 is connected with the main pipe 73, a first branch pipe 74 and a second branch pipe 75 are sequentially arranged at the lower upper end and the lower end of the main pipe 73, the first valve 78 and the first hose 76 are sequentially arranged on the first branch pipe 74 from right to left, the first hose 76 has a plurality of hoses, the second branch pipe 75 is sequentially provided with the second valve 79 and the second hose 77 from right to left, the second hose 77 has a plurality of hoses, a blower switch 710 is arranged below the electric blower 72, a third round hole support 711 and a fourth round hole support 712 are sequentially arranged on the left and right side edges of the positioning bottom plate 71, the displacement device 7 is characterized in that a third round hole supporting leg 711 and a fourth round hole supporting leg 712 are sequentially fixed at the second oval hole 110 and the fifth oval hole 115 of the bracket 1 by screws, and a first hose 76 and a second hose 77 are sequentially connected with a first valve air pipe 611 and a second valve air pipe 612 on the spherical bracket 6.

As shown in fig. 1 and 9, the digital converter 8 includes a converter bottom plate 81, a square tube hydraulic press 82, a round tube hydraulic press 83, and an electromagnetic spring 85, the converter bottom plate 81 is a hard rectangular plate, the square tube hydraulic press 82 is disposed on the converter bottom plate 81, a housing of the square tube hydraulic press 82 is a rectangular frame made of a section of square tube, an upper side, a right side, and a front side of the frame are sequentially provided with a square tube upper side 84, a square tube right side 86, and a square tube front end 87, a fifth circular hole 89 is disposed in the middle of the square tube front end 87, a first piston 88 is disposed in the square tube, a side length of the first piston 88 is equal to an inner diameter of the square tube, a first piston rod 811 is disposed on a front side of the first piston 88, the first piston rod 811 passes through the fifth circular hole 89, a first circular disc 812 is disposed at an end of the first piston rod 811, a third spring 813 is disposed, a round contact piece 814 is arranged below the first circular disc 812, the round contact piece 814 is connected with a power line, a sixth round hole 810 is arranged on the right side surface 86 of the square tube, a plurality of the sixth round holes 810 are arranged, a round tube hydraulic press 83 is arranged in each of the sixth round holes 810, each round tube hydraulic press 83 comprises a transparent round tube 819, a second piston 820, a fifth circular disc 821 and a second piston rod 822, the second piston 820 and the fifth circular disc 821 are sequentially arranged inside and outside the transparent round tube 819, a second piston rod 822 is arranged on the outer side surface of the second piston 820, the second piston rod 822 penetrates through the center of the fifth circular disc 821, an electromagnetic spring 85 is arranged at the outer end of the second piston rod 822, a liquid pipeline 817 is arranged on the back side surface 84 of the square tube, a third valve 818 is arranged on the liquid pipeline 817, an elastic contact piece 815 is arranged in front of the square tube hydraulic press 82 above the converter bottom plate 81, more than one elastic contact 815 is arranged according to the moving direction of the first piston rod 811, the upper end of the left edge of the converter bottom plate 81 is provided with a third interface 816, the lower end of the right edge is provided with a second interface 823, and the elastic contact 815 is connected with the third interface 816 through a conducting wire. The diamond holes 824 are arranged on the corners of the converter bottom plate 81, the digital converter 8 is fixed at the cross holes 121 of the bracket 1 through the diamond holes 824 by pins, and the second interface 823 is connected with the first interface 28 of the spherical bracket 6 at the corresponding position by a lead.

As shown in fig. 1, 9 and 10, the electromagnetic spring 85 includes a second disk 851, a cylindrical iron core 853, a cylindrical armature 856 and a third disk 857, the right side surface of the second disk 851 is sequentially provided with the cylindrical iron core 853, a transparent pipe casing 852 and a right angle support 8510 from inside to outside, the cylindrical iron core 853 is arranged in the transparent pipe casing 852, the second disk 851 is arranged at the left end of the transparent pipe casing, the right angle support 8510 is arranged at the side edge of the second disk 851, the conductive coil 854 is sleeved outside the cylindrical iron core 853, a circular guide hole 859 is arranged at the axis of the cylindrical iron core 853, a directional guide rod 855 is arranged in the circular guide hole 859, a fourth spring 858 is sleeved outside the directional guide rod 855, a cylindrical armature 856 is arranged at the end of the directional guide rod 855, two ends of the fourth spring 858 are respectively connected to the cylindrical armature 856 and the cylindrical iron core 853, a third disk 857 is arranged at the end of the, when the electromagnetic spring 85 is powered on, the conductive coil 854 and the cylindrical iron core 853 generate magnetic force to push the cylindrical armature 856 to move outwards, after power failure, the magnetic force disappears, the fourth spring 858 pulls the cylindrical armature 856 back to the original position, the electromagnetic spring 85 fixes the right-angle support 8510 on the converter bottom plate 81, the third disc 857 is connected with the second piston rod 822, and the power line is connected with the second interface 823.

As shown in fig. 1 and 11, the test ball 9 includes a lower hemisphere 91 and an upper hemisphere 92, the lower hemisphere 91 includes a third sphere insulating plate 93, an inserted positioning ring 94 and a first pure iron sheet 95, the third sphere insulating plate 93 is a hemisphere hard insulating cover, the inner circumference of a lower hemisphere opening 917 of the third sphere insulating plate 93 is provided with the inserted positioning ring 94, the inner bottom of the third sphere insulating plate 93 is provided with the first pure iron sheet 95, the middle of the upper surface of the first pure iron sheet 95 is provided with a first insulating block 97, the first insulating block 97 is provided with a middle inner-line metal pipe 96, the inner-line metal pipe 96 is of a hollow structure, the inner-line metal pipe 96 is internally provided with a thread, the inner-line metal pipe 96 is provided with a first internal connecting wire 99, the other end of the first internal connecting wire 99 is provided with a first external copper wire 98, more than one first external copper wire 98 is embedded on the outer spherical surface of the third sphere insulating plate 93, the round surface of the first externally-embedded copper wire 98 is parallel to the opening 917 of the lower hemisphere, the number of the first externally-embedded copper wires 98 is consistent with the number of the serial numbers represented by the test ball 9, and two adjacent first externally-embedded copper wires 98 are insulated. The structure of the upper hemisphere 92 is similar to that of the lower hemisphere 91, the upper hemisphere 92 includes a fourth spherical insulating plate 910, a second pure iron sheet 911 and an external-pattern metal rod 912, a second pure iron sheet 911 is disposed at the inner top of the fourth spherical insulating plate 910, a second insulating block 913 is disposed on the lower surface of the second pure iron sheet 911, an external-pattern metal rod 912 is disposed on the lower surface of the second insulating block 913, threads of the external-pattern metal rod 912 are disposed on the surface, a second internal connecting wire 915 is disposed on the external-pattern metal rod 912, a second external copper wire 914 is disposed at the other end of the second internal connecting wire 915, the layout and number of the second external copper wires 914 and the second internal connecting wire 915 are the same as those of the lower hemisphere 91, an upper opening of the upper hemisphere 92 is an upper hemisphere opening 916, and the diameter of the upper hemisphere opening 916 is the same as the outer diameter of the internal-insertion positioning ring 94. The externally-threaded metal rod 912 of the upper hemisphere 92 is inserted into the internally-threaded metal tube 96 of the lower hemisphere 91 to rotate, when the internally-inserted positioning ring 94 enters the upper hemisphere opening 916, a sphere with a smooth surface and a uniform inside is seen from the outside, the test ball 9 before demonstration is placed in the mixing box 2, and serial numbers can be marked outside the sphere.

As shown in fig. 1 and 12, the nixie tube lamp 10 includes a tube lamp base plate 101, a tube lamp vertical plate 102, a diode lamp 104 and a circuit board 105, wherein both the tube lamp base plate 101 and the tube lamp vertical plate 102 are rectangular hard plates, the tube lamp vertical plate 102 perpendicular to the tube lamp base plate 101 is disposed on the upper surface of the tube lamp base plate 101, a rectangular notch 103 is disposed in the middle of the tube lamp vertical plate 102, the diode lamp 104 is disposed in the rectangular notch 103, the diode lamps 104 are arranged in an 88 shape, the circuit board 105 is disposed at the rear end of the tube lamp base plate 101, the fourth interface 106 is disposed on the rear side, a pin hole 107 is disposed in the middle of the front end of the tube lamp base plate 101, the nixie tube lamp 10 is fixed at the seventh elliptical hole 117 of the bracket 1 by a pin through the pin hole 107, and the fourth interface 106 is connected to the third interface 816 of the digital.

As shown in fig. 1 and 13, the catapult switch 1100 includes a rectangular lath 1101, a thick vertical plate block 1102, a push-pull rod 1104, a triangular wedge 1107 and a circular disc gripper 1108, the thick vertical plate block 1102 perpendicular to the rectangular lath 1101 is arranged in the middle of the upper surface of the rectangular lath 1101, a cylindrical slot 1103 is arranged at the upper end of the thick vertical plate block 1102, the push-pull rod 1104 is arranged in the cylindrical slot 1103, the triangular wedge 1107 is arranged at the end of the left end of the push-pull rod 1104, a fifth spring 1106 is arranged on the triangular wedge 1107 and the thick vertical plate block 1102, the circular disc gripper 1108 is arranged at the end of the right end of the push-pull rod 1104, a blocking circular disc 1105 is arranged between the circular disc gripper 1108 and the thick vertical plate block 1102, the diameter of the blocking circular disc 1105. The ejection switch 1100 is fixed to the first circular hole 119 of the bracket 1 by screws through the screw holes 1109, and the triangular wedge 1107 is located outside the first rectangular groove 29 of the mixing box 2.

The utility model discloses a full-automatic demonstration and random number synthesizer's of arranging theory of operation is, constructs random environment according to camber characteristics such as even spheroid and sphere, utilizes electromagnetic control and hydraulic drive to turn into statistical data with random data. The method is characterized in that: the operation is simple, and all demonstration tests can be completed only by rotating the handle; the full-automatic degree of the function is high: the test ball mixing, random drawing, position adjustment, digital display, arrangement formation and other series of full-automatic operation processes can be continuously completed; the applicability is strong: the test, demonstration and composition can be carried out at any visual angle in various occasions; compact structure, low cost and convenient carrying, and is suitable for teaching, lottery, justice election, random statistics and the like.

The utility model discloses a full-automatic arrangement demonstration and random number synthesizer has the full range of a plurality of n numbers of quick demonstration, random number structure and the test function of relevant problem, and operating procedure is:

device assembly and symbol setting, 1] the terrace with edge base 16 of support 1 is put on a firm horizontal plane, twist and transfer the nut 15 and make support 1 in the steady state. 2] taking n digital converters 8, respectively placing the n digital converters at the cross holes 121 on the rectangular hard board 12, and sequentially marking as converters A1, A2, … and A n from left to right. The cathode of the electromagnetic spring 85 is connected with the cathode of the power switch, and the conducting wire on the circular contact piece 814 is connected with one pole of the power switch; and 3, taking n spherical brackets 6, respectively placing the spherical brackets at the eighth elliptical hole 118 on the rectangular hard board 12, sequentially marking as the spherical brackets B1, B2, … and B n from left to right, and connecting the first interface 28 of the spherical bracket Bi with the second interface 823 on the converter Ai by using a lead, wherein i is 1, 2, … and n, and the same is used below. And 4, taking n digital tubular lamps 9, respectively placing the digital tubular lamps at a seventh elliptical hole 117 on the rectangular hard board 12, sequentially marking as digital tubular lamps C1, C2, … and Cn from left to right, connecting a fourth interface 106 of the digital tubular lamp Ci with a third interface 816 on the converter Ai by using a lead wire, and connecting the pole of the diode lamp 104 opposite to the circular contact piece 814 with a power switch. 5] the positioner 7 is fixed at the second elliptical hole 110 and the fifth elliptical hole 115 of the bracket 1, the first hose 76 on the first branch pipe 74 is sequentially marked as hoses D1, D2, … and D n from left to right, the second hose 77 on the second branch pipe 75 is sequentially marked as hoses E1, E2, … and E n from left to right, the hose Di is connected with the first valve air pipe 611 on the spherical bracket Bi, and the hose E i is connected with the second valve air pipe 612 on the spherical bracket Bi. 6] the arrangement box 4 is arranged at the first elliptical hole 19 of the first vertical plate 17 and the fourth elliptical hole 114 of the second vertical plate 18, the gates 44 on the arrangement box are sequentially marked as gates F1, F2, … and Fn from left to right, the third round holes 412 are sequentially marked as round holes G1, G2, … and G n from left to right, and the fourth round holes 415 are sequentially marked as gates H1, H2, … and H n from left to right. 7] taking n spherical touch devices 5 to be respectively arranged at the fourth round holes 415 on the arrangement box 4, sequentially marking as touch devices P1, P2, … and P n from left to right, and connecting the electric wire 511 with the anode of the power switch. 8] the ejector 3 is arranged in a first round shaft hole 112 and a second round shaft hole 113 on the bracket 1, and the first rotary disc 37 is arranged outside the second vertical plate 18; 9] the mixing box 2 is placed on the bracket 1, the third sector plate 33 on the ejector 3 is placed in the mixing box 2, the first guide rod 39 penetrates out of the first rectangular groove 29, and the handle 39 is pressed outside the mixing box 2. 10] the ejector switch 1100 is fixed to the bracket 1 at the first circular hole 119, and the triangular wedge 1107 is located outside the first rectangular groove 29 of the mixing box 2.

Adjusting the initial position: 1, grasping the arc handle 26 and covering the upper opening of the mixing box 2 by the second sector plate 25; 2] push the pressing handle 312 on the third sector plate 33 downwards to make the first guide rod 39 move downwards and be locked by the triangular wedge 1107 of the ejection switch 1100; 3] opening the first pin 38 to rotate the first rotating disc 37 to close when the rectangular baffle 32 is in the vertical state; 4] the third valve 818 of the square tube hydraulic press 82 is opened, the constant temperature liquid is injected into the hydraulic press, and the valve 818 is closed when all the second pistons 820 reach the bottom of the transparent circular tube 819 and the first piston 88 reaches the equilibrium position. 5] the valves on the first valve air pipe 611 and the second valve air pipe 612 in the spherical bracket 6 are opened, and the first valve 78 and the second valve 79 on the positioner 7 are closed. 6] push the shutter handle 416 on the arrangement box 4 to push the shutter 44 downward, rotate the second rotary disc 411 to block the lower opening 418 of the movable bottom plate 43, and rotate the third rotary disc 414 to separate the movable cover plate 42 from the upper opening 417.

Thirdly, full-array demonstration and random number synthesis: demonstrating how many different m-digit numbers can be formed by the numbers 1, 2, …, m, wherein m is less than or equal to n, the operation process when the device is at the initial position is: 1] selecting m test balls 9, the numbers of which are 1, 2, … and m in sequence, and the numbers are denoted as test balls Q1, Q2, … and Qm in sequence. 2] rotating the third turntable 414 on the alignment box 4 to cover the removable cover 42 over the upper opening 417. 3] grasping the arc handle 26 to remove the second sector plate 25 from the upper opening of the mixing box 2, placing the test balls Q1, Q2, … and Q m on the third sector plate 33 in the mixing box 2, and then covering the second sector plate 25 on the upper opening of the mixing box 2; 4] mixing, grabbing a disc hand grip 1108 on the ejection switch 1100 to pull outwards, quickly ejecting the third sector plate 33, being blocked by a shock absorber 210 on the wall of the mixing box 2, throwing the test balls 9 to touch the second sector plate 25 of the upper cover, falling back onto the third sector plate 33, and finally rolling all the test balls to the rectangular baffle plates 32 in a vertical state and arranging in a row. When the number of test balls 9 is large, the mixing may be repeated several times. 5] opening the first pin 38 to rotate the first rotating disc 37 to close the rectangular baffle 32 in a horizontal state, and rolling the test balls Q1, Q2, … and Qm to m of the gates F1, F2, … and Fn along the groove 313 respectively; 6] rotating the third rotary disc 414 on the arrangement box 4 to separate the movable cover plate 42 from the upper opening 417, pushing the gate handle 416 with the test ball 9 to push the gate 44 to the upper side, the test balls Q1, Q2, … and Q m roll into the spherical bracket 6 below the third round hole 412 on the movable bottom plate 43. 7] adjusting the position of the test ball 9, closing the valves on the first valve air pipe 611 and the second valve air pipe 612 in the spherical bracket 6 without the test ball 9, opening the first valve 78 and the second valve 79 on the positioner 7, and connecting the blower switch 710. The test balls Q1, Q2, … and Qm respectively rotate in the second spherical insulating plate 62 in the spherical bracket 6, when the first pure iron sheet 95 or the second pure iron sheet 911 on the test ball 9 rotates to the upper surface of the permanent magnet 65 at the bottom of the second spherical insulating plate 62, the test ball 9 is attracted to stop rotating, and the power supply of the position changer 7 is turned off. 8] the third rotating disc 414 on the arrangement box 4 is rotated to cover the spherical touch device 5 on the movable cover plate 42 on the test ball 9, the power supply of all the electric appliances is switched on, the number displayed on the nixie lamp Ck is the serial number j of the test ball Qj in the spherical bracket Bk, and the number m of the nixie lamps 10 from left to right in the nixie lamps C1, C2, … and C n forms a full arrangement of the m numbers, and the group number is a random number formed by the m numbers. 9] push down the pressing handle 312 to return the third sector plate 33 to the initial position; 10] rotating the third rotary disc 414 on the arrangement box 4 to separate the movable cover plate 42 from the upper opening 417, rotating the second rotary disc 411 to make the movable bottom plate 43 in the vertical state, turning the test balls Q1, Q2, … and Qm back to the rectangular baffle 32, opening the first pin 38 to rotate the first rotary disc 37 to close the rectangular baffle 32 in the vertical state, and entering the test balls Q1, Q2, … and Qm into the third sector plate 33 in the mixing box 2 to adjust the device to the initial state. 11] repeat operation 4-8 ] A full array and random number, …, appears in the nixie tube lamp 10. And 12, after the test is finished, restoring the device to the initial position state.

Fourthly, selecting and arranging demonstration: the demonstration randomly extracts k numbers from the numbers 1, 2, … and N to form different k digits, wherein k is less than or equal to N, k is less than or equal to N, and the operation process when the device is at the initial position is as follows: operations 1-4 ] the same as step three, 5] take k balls randomly for the first time and arrange them completely, rotate the third rotary disc 414 on the arrangement box 4 to separate the removable cover 42 from the upper opening 417, randomly select k from the shutters F1, F2, …, Fn, push the handle 416 to push the shutter 44 to the upper side. Opening a first pin 38 to rotate a first rotating disc 37 to close the rectangular baffle 32 when the rectangular baffle is in a horizontal state, wherein k test balls Q1, Q2, … and QN enter the arrangement box 4, if the number of the test balls can not reach k, the gates 44 with the test balls are closed, the rest test balls return to the mixing box 2 to be mixed and then are taken, all the gates 44 are closed after k test balls exist in the arrangement box 4, the rest N-k test balls are taken out from the mixing box 2, the full arrangement test is carried out on the k test balls in the arrangement box 4, the operation is carried out according to the third step, and how one array is a k-bit random number; 6] randomly taking k balls at the ith time and fully arranging the k balls, putting N balls into the mixing box 2 again, repeating the operations 1-5 ], if the k balls taken out at the second time are the same as those taken out at the first time, carrying out full arrangement without retesting, and carrying out full arrangement only on the balls which are different from the balls in the previous time in the later test, …; and 7, after the test is finished, restoring the device to the initial position state.

The utility model discloses full-automatic range demonstration and random number synthesizer's economic value and application prospect: with the technical progress and economic development, advanced equipment is required to improve the teaching effect, a score calculation demonstration instrument which is simple to operate and convenient to use is urgently needed, only the aspects of basic education and training are needed, 2.5 thousands of places of high school and numerous amateur training institutions are shared in China, the number is considerable, the market prospect is very wide, and good economic benefit and social benefit are achieved.

The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.

As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (2)

1. Full-automatic permutation demonstration and random number synthesizer includes: support, mixing box, catapult, range case, sphere touch ware, sphere bracket, the ware that shifts, digital converter, charactron lamp and the switch of launching, its characterized in that: the test ball comprises a lower hemisphere and an upper hemisphere, an inner circumference of an opening of the lower hemisphere of the third spherical insulating plate is provided with an inserted positioning ring, a first pure iron sheet is arranged at the inner bottom of the third spherical insulating plate, a first insulating block is arranged in the middle of the upper surface of the first pure iron sheet, a middle inner grain metal pipe is arranged on the first insulating block, a first inner connecting lead is arranged on the inner grain metal pipe, a first outer inlaid copper wire is arranged at the other end of the first inner connecting lead, and the first outer inlaid copper wire is inlaid on the outer spherical surface of the third spherical insulating plate, the utility model discloses a support, including support, mixing box, catapult, sphere bracket and digital converter, the upper portion of support inner end is arranged in to the mixing box, the mixing box is arranged in to the catapult, upper portion in the support is arranged in to the range case, the range incasement is arranged in to the sphere touch ware, the ware that shifts is arranged below the case, the charactron lamp, the lower part of support is arranged respectively in the past backward in proper order to sphere bracket and digital converter, and the catapult in the mixing box is arranged in to the test ball of different serial numbers on, the lower part.

2. The apparatus according to claim 1, wherein: the number of the first externally-embedded copper wires is the same as the ball number.

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