阅读说明：本技术 一种学前教育益智模型装置及操作方法 (Preschool education intelligence-benefiting model device and operation method ) 是由 陈红梅 阎瑞华 马晓君 于 2021-08-12 设计创作，主要内容包括：一种学前教育益智模型装置及操作方法,包括基座、立板、横槽、立槽、一号连杆、二号连杆、三号连杆、一号滑块、二号滑块、三号滑块、左挡板、右挡板、转盘、数码盘、拨杆盘、数字盘、正磁极、指针、负磁极,基座上部具有立板,立板上部具有上端面,立板中间具有中心孔,立板端面水平方向具有横槽,立板端面竖直方向具有立槽,横槽左侧设置一号滑块,一号滑块滑动连接横槽,一号滑块在横槽中滑动,一号滑块具有一号轴,一号轴外侧设置一号连杆、左挡板,一号连杆两侧具有一号孔、二号孔,左挡板下部具有左孔,左凸台,一号轴穿过一号孔、左孔,一号轴转动连接一号孔,一号孔绕一号轴转动。(A preschool education intelligence-benefiting model device and an operation method thereof comprise a base, a vertical plate, a transverse groove, a vertical groove, a first connecting rod, a second connecting rod, a third connecting rod, a first sliding block, a second sliding block, a third sliding block, a left baffle, a right baffle, a rotary disc, a digital disc, a positive magnetic pole, a pointer and a negative magnetic pole, wherein the vertical plate is arranged at the upper part of the base, the upper part of the vertical plate is provided with an upper end surface, the middle of the vertical plate is provided with a central hole, the horizontal groove is arranged in the horizontal direction of the end surface of the vertical plate, the vertical groove is arranged in the vertical direction of the end surface of the vertical plate, the first sliding block is arranged at the left side of the transverse groove, the first sliding block is connected with the transverse groove in a sliding manner, the first sliding block is provided with a first shaft, the first connecting rod and the left baffle are arranged at the outer side of the first shaft, the first hole and the second hole are arranged at the two sides of the first connecting rod, the left baffle is provided with a left hole, a left boss, the first shaft penetrates through the first hole and the first shaft is connected with the first hole in a rotary manner, the first hole rotates around the first shaft.)

1. A preschool education intelligence-benefiting model device and an operation method are characterized by comprising a base, a vertical plate, a transverse groove, a vertical groove, a first connecting rod, a second connecting rod, a third connecting rod, a first sliding block, a second sliding block, a third sliding block, a left baffle, a right baffle, a rotary disc, a digital disc, a positive magnetic pole, a pointer and a negative magnetic pole, wherein the vertical plate is arranged at the upper part of the base, the upper end surface of the vertical plate is provided with an upper end surface, a central hole is arranged in the middle of the vertical plate, the transverse groove is horizontally arranged on the end surface of the vertical plate, the vertical groove is vertically arranged on the end surface of the vertical plate, the first sliding block is arranged at the left side of the transverse groove, the first sliding block is connected with the transverse groove in a sliding mode, the first sliding block slides in the transverse groove, the first sliding block is provided with a first shaft, the first connecting rod and the left baffle are arranged outside the first shaft, the first hole and the second hole are arranged at two sides of the first connecting rod, the left baffle is provided with a left hole, a left boss, the first shaft passes through the first hole and the left hole, the first shaft is rotatably connected with the first hole, the first hole rotates around the first shaft, the left hole is rotatably connected with the first shaft, the first shaft rotates in the left hole, the left boss is slidably connected with the upper end face, the left boss slides on the upper end face, the right side of the transverse groove is provided with a second slider, the second slider is slidably connected with the transverse groove, the second slider slides in the transverse groove, the second slider is provided with a second shaft, the outer side of the second shaft is provided with a second connecting rod and a right baffle, two sides of the second connecting rod are provided with a third hole and a fourth hole, the lower part of the right baffle is provided with a right hole, a right boss, the second shaft penetrates through the fourth hole and the right hole, the second shaft is rotatably connected with the fourth hole, the fourth hole rotates around the second shaft, the right hole rotates in the right hole, the right boss is slidably connected with the upper end face, the right boss slides on the upper end face, the third slider is arranged in the vertical groove, the third slider slides in the vertical groove, the third sliding block is provided with a third shaft, a first connecting rod, a second connecting rod and a third connecting rod are arranged outside the third shaft, a first hole and a second hole are formed in two sides of the first connecting rod, a third hole and a fourth hole are formed in two sides of the second connecting rod, a fifth hole and a sixth hole are formed in two sides of the third connecting rod, the third shaft penetrates through the second hole, the third hole and the sixth hole, the third shaft is rotatably connected with the second hole, the third hole and the sixth hole, the second hole, the third hole and the sixth hole rotate around the third shaft, a rotating disc is arranged outside the fifth hole, a rotating disc boss is arranged on the rear side of the rotating disc and rotatably connected with the fifth hole, the fifth hole rotates around the rotating disc boss, a central shaft is arranged in the middle of the rotating disc hole and fixedly connected with the central shaft, the central shaft penetrates through the central hole and rotatably connected with the central hole, the central shaft rotates in the central hole, the central shaft penetrates through the central hole, a poking rod disc and a poking rod are arranged on the rear side of the central shaft, the central shaft passes through the poking rod hole and the poking rod hole, the central shaft is fixedly connected with the poking rod hole and the poking rod hole, the poking rod disc is provided with a notch, the symmetric surface of the poking rod is consistent with the center direction of the notch, a digital disc is arranged on the outer side of the poking rod disc, a digital disc hole is arranged in the middle of the digital disc, ten locking arcs are uniformly distributed in the circumferential direction of the digital disc, a poking rod groove is formed in the poking rod groove, the locking arcs and the poking rod groove are sequentially spaced, an extension rod is arranged on the rear side in the middle of each locking arc, the front portion of each extension rod is provided with numbers and figures, a base is arranged in the digital disc hole, a vertical plate is arranged on the upper portion of the base, a grooved wheel shaft is arranged on the rear side of the vertical plate, the grooved wheel shaft is rotatably connected with the digital disc hole, and the digital disc hole rotates around the grooved wheel shaft.

2. The preschool education and intelligence development model device and the operation method according to claim 1, wherein the front part of the central shaft is provided with a digital disc, the middle of the digital disc is provided with a digital disc boss, the middle of the digital disc boss is provided with a digital disc hole, the digital disc is internally provided with a large hole, the large hole is rotatably connected with a rotary disc, the rear end face of the large hole is aligned with the rear end face of the rotary disc, the end face of the digital disc is provided with a uniformly arranged number which is respectively corresponding to 9, 8, 7, 6, 5, 4, 3, 2, 1 and 0, the central shaft is rotatably connected with the digital disc hole, the outer side of the digital disc boss is provided with a pointer, the middle of the pointer is provided with a pointer hole, the outer side of the pointer is provided with a negative magnetic pole, the digital disc boss is rotatably connected with the pointer hole, the pointer rotates around the digital disc boss, the end face of the large hole is uniformly provided with ten magnetic pole sleeves, the magnetic pole sleeves are fixedly connected with the end faces, the circumferential positions of the ten magnetic pole sleeves are in one-to one correspondence with the ten numbers, the magnetic pole sleeve is internally provided with a magnetic pole sleeve hole, one side of the magnetic pole sleeve is provided with a positive magnetic pole hole, a positive magnetic pole is arranged in the magnetic pole sleeve hole, one side of the positive magnetic pole is provided with a positioning pin, the positive magnetic pole is connected with the magnetic pole sleeve hole in a sliding mode, the positive magnetic pole slides in the magnetic pole sleeve hole, the positioning pin penetrates through the positive magnetic pole hole, a spring is arranged on the outer side of the positioning pin, the spring is sleeved outside the positioning pin, one side of the spring abuts against the inner end face of the positive magnetic pole hole, and the other side of the spring abuts against the end face of the large hole.

Technical Field

The invention relates to the field of intelligence-developing models, in particular to an intelligence-developing model device for preschool education and an operation method.

Background

In the preschool education process, an intelligence-developing model which accords with the thinking development of children is lacked, the thinking of preschool children has intuition and the image of thinking, concrete things need to be sensed and the thinking is carried out according to the concrete image, in addition, the abstract thinking logic of the children starts to sprout in the period, and the education model needs to be designed according to the thinking characteristics of the children.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an intuitive and vivid preschool education intelligence-developing model device capable of guiding logical thinking ability of children and an operation method thereof.

The purpose of the invention is realized by the following technical scheme:

a preschool education intelligence-benefiting model device and an operation method thereof comprise a base, a vertical plate, a transverse groove, a vertical groove, a first connecting rod, a second connecting rod, a third connecting rod, a first sliding block, a second sliding block, a third sliding block, a left baffle, a right baffle, a rotary disc, a digital disc, a positive magnetic pole, a pointer and a negative magnetic pole, wherein the vertical plate is arranged at the upper part of the base, the upper part of the vertical plate is provided with an upper end surface, the middle of the vertical plate is provided with a central hole, the horizontal groove is arranged in the horizontal direction of the end surface of the vertical plate, the vertical groove is arranged in the vertical direction of the end surface of the vertical plate, the first sliding block is arranged at the left side of the transverse groove, the first sliding block is connected with the transverse groove in a sliding manner, the first sliding block is provided with a first shaft, the first connecting rod and the left baffle are arranged at the outer side of the first shaft, the first hole and the second hole are arranged at the two sides of the first connecting rod, the left baffle is provided with a left hole, a left boss, the first shaft penetrates through the first hole and the first shaft is connected with the first hole in a rotary manner, the first hole rotates around the first shaft, the left hole is rotatably connected with the first shaft, the first shaft rotates in the left hole, the left boss is slidably connected with the upper end face, the left boss slides on the upper end face, the right side of the transverse groove is provided with a second sliding block which is slidably connected with the transverse groove, the second sliding block slides in the transverse groove, the second sliding block is provided with a second shaft, the outer side of the second shaft is provided with a second connecting rod and a right baffle, two sides of the second connecting rod are provided with a third hole and a fourth hole, the lower part of the right baffle is provided with a right hole, the right boss, the second shaft penetrates through the fourth hole and the right hole, the second shaft is rotatably connected with the fourth hole, the fourth hole rotates around the second shaft, the right hole rotatably connects the second shaft, the second shaft rotates in the right hole, the right boss is slidably connected with the upper end face, the right boss slides on the upper end face, the vertical groove is provided with a third sliding block, the third sliding block is slidably connected with the vertical groove, the third sliding block slides in the vertical groove, the first connecting rod, the second connecting rod and the third connecting rod are arranged outside the third shaft, a first hole and a second hole are arranged on two sides of the first connecting rod, a third hole and a fourth hole are arranged on two sides of the second connecting rod, a fifth hole and a sixth hole are arranged on two sides of the third connecting rod, the third shaft penetrates through the second hole, the third hole and the sixth hole, the third shaft is rotatably connected with the second hole, the third hole and the sixth hole, the second hole, the third hole and the sixth hole rotate around the third shaft, a turntable is arranged outside the fifth hole, a turntable boss is arranged on the rear side of the turntable, the turntable boss is rotatably connected with the fifth hole, the fifth hole rotates around the turntable boss, a turntable hole is arranged in the middle of the turntable, a central shaft is arranged in the middle of the turntable hole, the central shaft is fixedly connected with the central shaft, the central shaft penetrates through the central hole, the central shaft is rotatably connected with the central hole, the central shaft penetrates through the central hole, a dial rod disc and a dial rod are arranged on the rear side of the central shaft, a dial rod disc hole is arranged in the middle of the dial rod disc, deflector rod one side has the deflector rod hole, the center pin passes deflector rod hole and deflector rod dish hole, center pin fixed connection deflector rod dish hole and deflector rod hole, the deflector rod dish has the breach, the deflector rod plane of symmetry is unanimous with breach centre of a circle direction, the deflector rod dish outside sets up digital disc, digital disc hole has in the middle of the digital disc, ten locking circular arcs of digital disc circumferencial direction equipartition, the deflector rod groove, locking circular arc and deflector rod groove interval in proper order, rear side sets up an extension bar in the middle of every locking circular arc, the extension bar front portion has digit and figure, the downthehole portion of digital disc sets up the base, base upper portion has the riser, the riser rear side has the sheave axle, the sheave axle rotates connects the digital disc hole, the digital disc hole rotates around the sheave axle.

The front part of a central shaft is provided with a digital disc, the middle of the digital disc is provided with a digital disc boss, the middle of the digital disc boss is provided with a digital disc hole, the inside of the digital disc is provided with a large hole, the large hole is rotatably connected with a turntable, the rear end face of the large hole is aligned with the rear end face of the turntable, the end face of the digital disc is provided with uniformly arranged numbers, the numbers respectively correspond to 9, 8, 7, 6, 5, 4, 3, 2, 1 and 0, the central shaft is rotatably connected with the digital disc hole, the outer side of the digital disc boss is provided with a pointer hole, the middle of the pointer is provided with a pointer hole, the outer side of the pointer is provided with a negative magnetic pole, the digital disc boss is rotatably connected with the pointer hole, the pointer hole rotates around the digital disc boss, the large hole end face is uniformly provided with ten magnetic pole sleeves, the magnetic pole sleeves are fixedly connected with the large hole end face, the circumferential positions of the ten magnetic pole sleeves correspond to one by one, the magnetic pole sleeve hole is provided with a positive magnetic pole, one side of the positive magnetic pole is provided with a positioning pin, the positive magnetic pole is in sliding connection with a magnetic pole sleeve hole, the positive magnetic pole slides in the magnetic pole sleeve hole, the positioning pin penetrates through the positive magnetic pole hole, a spring is arranged on the outer side of the positioning pin, the spring is sleeved outside the positioning pin, one side of the spring abuts against the inner end face of the positive magnetic pole hole, and the other side of the spring abuts against the end face of the large hole.

Has the advantages that: the upper part of the base is provided with a vertical plate, the upper part of the vertical plate is provided with an upper end face, the middle of the vertical plate is provided with a central hole, the end face of the vertical plate is horizontally provided with a transverse groove, the vertical direction of the end face of the vertical plate is provided with a vertical groove, the left side of the transverse groove is provided with a first slide block which is connected with the transverse groove in a sliding way, the first slide block is provided with a first shaft, the outer side of the first shaft is provided with a first connecting rod and a left baffle plate, the two sides of the first connecting rod are provided with a first hole and a second hole, the lower part of the left baffle plate is provided with a left hole, a left boss passes through the first hole and the left hole, the first shaft is rotatably connected with the first hole, the first hole rotates around the first shaft, the first shaft rotates in the left hole, the left boss slides on the upper end face, the right side of the transverse groove is provided with a second slide block which is slidably connected with the transverse groove, the second slide block slides in the transverse groove, the second slide block is provided with a second shaft, the connecting rod and the right baffle are arranged outside the second shaft, a third hole and a fourth hole are formed in two sides of the second connecting rod, a right hole is formed in the lower portion of the right baffle, a right boss penetrates through the fourth hole and the right hole, the second shaft is rotatably connected with the fourth hole, the fourth hole rotates around the second shaft, the right hole is rotatably connected with the second shaft, the second shaft rotates in the right hole, the right boss is connected with the upper end face in a sliding mode, the right boss slides on the upper end face, a third sliding block is arranged in the vertical groove and is slidably connected with the vertical groove, the third sliding block slides in the vertical groove, the third sliding block is provided with a third shaft, a first connecting rod, a second connecting rod and a third connecting rod are arranged outside the third shaft, a first hole and a second hole are formed in two sides of the first connecting rod, a third hole and a fourth hole are formed in two sides of the second connecting rod, a fifth hole and a sixth hole are formed in two sides of the third connecting rod, the third shaft penetrates through the second hole, the third hole and a sixth hole, and a third hole are rotatably connected with the third shaft, The third hole and the sixth hole, the second hole, the third hole and the sixth hole rotate around the third shaft, a turntable is arranged outside the fifth hole, a turntable boss is arranged on the rear side of the turntable, the turntable boss is rotatably connected with the fifth hole, the fifth hole rotates around the turntable boss, a turntable hole is arranged in the middle of the turntable, a central shaft is arranged in the middle of the turntable hole and fixedly connected with the central shaft, the central shaft penetrates through the central hole, the central shaft is rotatably connected with the central hole, the central shaft rotates in the central hole, through the connection, when the turntable rotates, the turntable boss pulls the third slider to slide up and down in the vertical groove under the action of the third connecting rod, each rotation of the turntable once, the third slider slides up and down to pull the first connecting rod and the second connecting rod to move, the first connecting rod pulls the left slider to slide right in the transverse groove, the second connecting rod pulls the second slider to slide left and right in the transverse groove, and when the third slider slides down, the first sliding block and the second sliding block move towards the middle in opposite directions, when the third sliding block moves upwards, the first sliding block and the second sliding block move towards two sides, the first sliding block pulls the left baffle to move, the second sliding block pulls the right baffle to move, so that the left baffle and the right baffle can be folded and separated once when the rotary disc rotates for one circle, the central shaft passes through the central hole, the rear side of the central shaft is provided with a deflector rod disc and a deflector rod, the middle of the deflector rod disc is provided with a deflector rod disc hole, one side of the deflector rod is provided with a deflector rod hole, the central shaft passes through the deflector rod hole and the deflector rod disc hole, the central shaft is fixedly connected with the deflector rod disc hole and the deflector rod disc hole, the deflector rod disc is provided with a notch, the symmetry plane of the deflector rod is consistent with the center of the notch, the outer side of the deflector rod disc is provided with a digital disc hole, ten locking circular arcs and deflector rod grooves are uniformly distributed in the circumferential direction, the circular arcs and the deflector rod grooves are sequentially spaced, the rear side of each locking arc is provided with an extension rod, the front part of the extension rod is provided with numbers and figures, a base is arranged in a digital disc hole, a vertical plate is arranged on the upper part of the base, a grooved wheel shaft is arranged on the rear side of the vertical plate and is connected with the digital disc hole in a rotating mode, the digital disc hole rotates around the grooved wheel shaft, the central positions of a digital disc and a dial rod disc are fixed by the grooved wheel shaft and a central shaft respectively, according to the movement law of a grooved wheel, the dial rod disc and a dial rod are driven to rotate when the central shaft rotates, a dial rod pin is separated from the dial rod groove when an outer side arc and an inner arc of a locking arc of the dial rod disc coincide, the dial rod disc rotates, the digital disc does not rotate, the dial rod pin enters the dial rod groove and drives the digital disc to rotate when the outer side arc and the inner arc of the locking arc of the dial rod disc rotate for one circle, the digital disc rotates for one tenth circle, namely, the central shaft rotates for one circle.

The front part of a central shaft is provided with a digital disc, the middle of the digital disc is provided with a digital disc boss, the middle of the digital disc boss is provided with a digital disc hole, the inside of the digital disc is provided with a large hole, the large hole is rotatably connected with a turntable, the rear end face of the large hole is aligned with the rear end face of the turntable, the end face of the digital disc is provided with uniformly arranged numbers, the numbers respectively correspond to 9, 8, 7, 6, 5, 4, 3, 2, 1 and 0, the central shaft is rotatably connected with the digital disc hole, the outer side of the digital disc boss is provided with a pointer hole, the middle of the pointer is provided with a pointer hole, the outer side of the pointer is provided with a negative magnetic pole, the digital disc boss is rotatably connected with the pointer hole, the pointer hole rotates around the digital disc boss, the large hole end face is uniformly provided with ten magnetic pole sleeves, the magnetic pole sleeves are fixedly connected with the large hole end face, the circumferential positions of the ten magnetic pole sleeves correspond to one by one, the magnetic pole sleeve hole is provided with a positive magnetic pole, one side of the positive magnetic pole is provided with a positioning pin, the positive magnetic pole is in sliding connection with a magnetic pole sleeve hole, the positive magnetic pole slides in the magnetic pole sleeve hole, the positioning pin penetrates through the positive magnetic pole hole, the outer side of the positioning pin is provided with a spring, the spring is sleeved outside the positioning pin, one side of the spring is propped against the inner end face of the positive magnetic pole hole, the other side of the spring is propped against the end face of a large hole, when the pointer rotates around a digital disc boss, the negative magnetic pole and any one digital positive pair also face to the positive magnetic pole on the back of the digital, the negative magnetic pole and the positive magnetic pole are opposite in magnetism and mutually exclusive, the positive magnetic pole can slide forwards in the magnetic pole sleeve hole under the action of magnetic force, the positioning pin extends out of the positive magnetic pole hole, if the digital disc is rotated at the moment, when the positioning pin and the counter hole are aligned, the positioning pin can be inserted into the counter hole to drive the rotary disc to rotate, when the pointer rotates around the digital disc boss, the negative magnetic pole and the negative magnetic pole does not face to any one digital positive pair, also can not face to the positive magnetic pole on the back of the digital disc, at the moment, the positive magnetic pole is reset under the action of the spring, the digital disc is rotated, and the turntable cannot rotate.

When the invention is used, firstly, the pointer is rotated, the negative magnetic pole corresponds to a number, then the number disk is rotated, the rotating disk rotates along with the rotation, the rotating disk drives the left baffle and the right baffle to form an opening and closing action, the left baffle and the opening and closing action are carried out once per circle, the rotating disk rotates and simultaneously drives the poking rod disk to rotate, the poking rod disk rotates to drive the number disk to rotate, the number disk rotates a tenth of a circle per circle of rotation of the rotating disk, namely the extending rod rotates a position per circle of rotation of the rotating disk, the effect is formed that the rotating disk rotates a circle, the left baffle and the right baffle are opened from closing, the extending rod at the rear part can be seen, the extending rod is provided with numbers and figures, the numbers are numbers, the numbers correspond to the numbers, the rotating disk is rotated ceaselessly, so that children can see that the numbers which are not set by the pointer are always found by the children, if the pointer is not aligned with the number, the dial will not rotate when the number disk is rotated.

Through the operations, children can know the numbers and the figures, the relation between the numbers and the figures is found, the method accords with the characteristics that the thinking of preschool children has intuition and the imagination of thinking, senses the numbers and the figures, establishes certain logic thinking, is both manual and brain-working, provides the learning interest of the children, and trains the brains of the children.

Drawings

Fig. 1 is a schematic diagram of the overall explosion structure of the pre-education intelligence-developing model device according to the invention.

FIG. 2 is a schematic view of a digital disc connection structure according to the present invention.

Fig. 3 is a schematic view of the connection structure of the digital disk according to the present invention.

Fig. 4 is a schematic view of a connection structure of the magnetic pole sleeve according to the present invention.

Fig. 5 is a schematic front view of the base according to the present invention.

Fig. 6 is a schematic view of a back structure of the base according to the present invention.

Fig. 7 is a schematic cross-sectional structure view of the turntable according to the present invention.

Fig. 8 is a schematic structural diagram of the front side of the digital disk according to the present invention.

Fig. 9 is a schematic diagram of a back structure of the digital disk according to the present invention.

Fig. 10 is a schematic view of the structure of the left baffle according to the present invention.

Fig. 11 is a schematic diagram of a right baffle structure according to the present invention.

Detailed Description

The invention is explained in more detail below with reference to the figures and examples:

a preschool education intelligence-benefiting model device comprises a base 01, a vertical plate 11, a transverse groove 13, a vertical groove 14, a first connecting rod 02, a second connecting rod 23, a third connecting rod 26, a first sliding block 03, a second sliding block 32, a third sliding block 34, a left baffle 04, a right baffle 43, a rotary plate 05, a digital disc 06, a shift lever disc 07, a digital disc 08, a positive magnetic pole 88, a pointer 09 and a negative magnetic pole 92, wherein the upper portion of the base 01 is provided with the vertical plate 11, the upper portion of the vertical plate 11 is provided with an upper end surface 15, the middle of the vertical plate 11 is provided with a central hole 12, the end surface of the vertical plate 11 is horizontally provided with the transverse groove 13, the end surface of the vertical plate 11 is vertically provided with the vertical groove 14, the left side of the transverse groove 13 is provided with the first sliding block 03, the first sliding block 03 is connected with the transverse groove 13 in a sliding mode, the first sliding block 03 slides in the transverse groove 13, the first sliding block 03 is provided with the first shaft 31, the outer side of the first connecting rod 02 and the left baffle 04, the first connecting rod 02 is provided with the first hole 21, the two sides, A second hole 22, a left baffle plate 04 is provided with a left hole 41 at the lower part, a left boss 42, a first shaft 31 passes through the first hole 21 and the left hole 41, the first shaft 31 is rotatably connected with the first hole 21, the first hole 21 rotates around the first shaft 31, the left hole 41 is rotatably connected with the first shaft 31, the first shaft 31 rotates in the left hole 41, the left boss 42 is connected with the upper end surface 15 in a sliding way, the left boss 42 slides on the upper end surface 15, the right side of the transverse groove 13 is provided with a second sliding block 32, the second sliding block 32 is connected with the transverse groove 13 in a sliding way, the second sliding block 32 is provided with a second shaft 33, the second connecting rod 23 and a right baffle plate 43 are arranged outside the second shaft 33, the two sides of the second connecting rod 23 are provided with a third hole 24 and a fourth hole 25, the right baffle plate 43 is provided with a right hole 44 at the lower part, the right boss 45, the second shaft 33 passes through the fourth hole 25 and the right hole 44, the second shaft 33 is rotatably connected with a fourth hole 25, the fourth hole 25 rotates around the second shaft 33, the right hole 44 is rotatably connected with the second shaft 33, the second shaft 33 rotates in the right hole 44, the right boss 45 is slidably connected with the upper end face 15, the right boss 45 slides on the upper end face 15, the third slider 34 is arranged in the vertical groove 14, the third slider 34 is slidably connected with the vertical groove 14, the third slider 34 slides in the vertical groove 14, the third slider 34 is provided with a third shaft 35, the outer side of the third shaft 35 is provided with a first connecting rod 02, a second connecting rod 23 and a third connecting rod 26, the two sides of the first connecting rod 02 are provided with a first hole 21 and a second hole 22, the two sides of the second connecting rod 23 are provided with a third hole 24 and a fourth hole 25, the two sides of the third connecting rod 26 are provided with a fifth hole 27 and a sixth hole 28, the third shaft 35 passes through the second hole 22, the third hole 24 and the sixth hole 28, the third shaft 35 is rotatably connected with the second hole 22, the third hole 24 and the sixth hole 28, the outer side of the fifth hole 27 is provided with a turntable 05, the rear side of the turntable 05 is provided with a turntable boss 53, the turntable boss 53 is rotatably connected with a fifth hole 27, the fifth hole 27 rotates around the turntable boss 53, the turntable 05 is provided with a turntable hole 51 in the middle, a central shaft 17 is arranged in the middle of the turntable hole 51, the central shaft 17 is fixedly connected with the central shaft 17, the central shaft 17 passes through the central hole 12, the central shaft 17 rotates in the central hole 12, the central shaft 17 passes through the central hole 12, the rear side of the central shaft 17 is provided with a deflector rod disk 07 and a deflector rod 73, the deflector rod disk 07 is provided with a deflector rod hole 71 in the middle, one side of the deflector rod 73 is provided with a deflector rod hole 74, the central shaft 17 passes through the deflector rod hole 74 and the deflector rod disk hole 71, the central shaft 17 is fixedly connected with the deflector rod disk hole 71 and the deflector rod hole 74, the deflector rod disk 07 is provided with a notch 72, the symmetrical surface of the deflector rod 73 is consistent with the center direction of the notch 72, the outer side of the deflector rod disk 07 is provided with a number disk 06, the number disk hole 61 is provided in the middle of the number disk 06, ten stopping circular arcs 62 and a deflector rod groove 63 are uniformly distributed in the circumferential direction of the digital disc 06, the stopping circular arcs 62 and the deflector rod groove 63 are sequentially spaced, an extension rod 64 is arranged on the rear side of the middle of each stopping circular arc 62, the front part of each extension rod 64 is provided with numbers 65 and graphs 66, a base 01 is arranged in each digital disc hole 61, a vertical plate 11 is arranged on the upper part of each base 01, a slotted wheel shaft 16 is arranged on the rear side of each vertical plate 11, the slotted wheel shaft 16 is rotatably connected with the digital disc holes 61, and the digital disc holes 61 rotate around the slotted wheel shafts 16.

The front part of a central shaft 17 is provided with a digit disc 08, the middle of the digit disc 08 is provided with a digit disc boss 81, the middle of the digit disc boss 81 is provided with a digit disc hole 82, the inside of the digit disc 08 is provided with a large hole 80, the large hole 80 is rotationally connected with a turntable 05, the rear end face of the large hole 80 is aligned with the rear end face of the turntable 05, the end face of the digit disc 08 is provided with 10 uniformly arranged digits 83, the digits 83 respectively correspond to 9, 8, 7, 6, 5, 4, 3, 2, 1 and 0, the central shaft 17 is rotationally connected with the digit disc hole 82, the outer side of the digit disc boss 81 is provided with a pointer 09, the middle of the pointer 09 is provided with a pointer hole 91, the outer side of the pointer 09 is provided with a negative magnetic pole 92, the digit disc boss 81 is rotationally connected with a pointer hole 91, the pointer hole 91 rotates around the digit disc boss 81, the end face of the large hole 80 is uniformly provided with ten magnetic pole sleeves 84, the magnetic pole sleeves 84 are fixedly connected with the end faces of the large hole 80, the circumferential positions of the ten magnetic pole sleeves 84 correspond to the ten digits 83 one by one, the magnetic pole sleeve 84 is internally provided with a magnetic pole sleeve hole 85, one side of the magnetic pole sleeve 84 is provided with a positive magnetic pole hole 86, a positive magnetic pole 88 is arranged in the magnetic pole sleeve hole 85, one side of the positive magnetic pole 88 is provided with a positioning pin 89, the positive magnetic pole 88 is connected with the magnetic pole sleeve hole 85 in a sliding mode, the positive magnetic pole 88 slides in the magnetic pole sleeve hole 85, the positioning pin 89 penetrates through the positive magnetic pole hole 86, the outer side of the positioning pin 89 is provided with a spring 87, the spring 87 is sleeved outside the positioning pin 89, one side of the spring 87 supports against the inner end face of the positive magnetic pole hole 86, and the other side of the spring 87 supports against the end face of the large hole 80.

The upper part of a base 01 is provided with a vertical plate 11, the upper part of the vertical plate 11 is provided with an upper end face 15, the middle of the vertical plate 11 is provided with a central hole 12, the horizontal direction of the end face of the vertical plate 11 is provided with a transverse groove 13, the vertical direction of the end face of the vertical plate 11 is provided with a vertical groove 14, the left side of the transverse groove 13 is provided with a first slide block 03, the first slide block 03 is connected with the transverse groove 13 in a sliding manner, the first slide block 03 slides in the transverse groove 13, the first slide block 03 is provided with a first shaft 31, the outer side of the first shaft 31 is provided with a first connecting rod 02 and a left baffle 04, the two sides of the first connecting rod 02 are provided with a first hole 21 and a second hole 22, the lower part of the left baffle 04 is provided with a left hole 41, a left boss 42 is arranged on the first shaft 31, the first shaft 31 passes through the first hole 21 and the left hole 41, the first shaft 31 is connected with the first hole 21 in a rotating manner, the left hole 41 is connected with the first shaft 31 in a rotating manner, the left boss 42 is connected with the upper end face 15 in a sliding manner, and the left boss 42 is connected with the left boss 42 in a sliding manner, the second slider 32 is arranged on the right side of the transverse groove 13, the second slider 32 is connected with the transverse groove 13 in a sliding mode, the second slider 32 slides in the transverse groove 13, the second slider 32 is provided with a second shaft 33, a second connecting rod 23 and a right baffle 43 are arranged on the outer side of the second shaft 33, the third hole 24 and the fourth hole 25 are arranged on two sides of the second connecting rod 23, the right baffle 43 is provided with a right hole 44 and a right boss 45 at the lower part, the second shaft 33 penetrates through the fourth hole 25 and the right hole 44, the second shaft 33 is rotatably connected with the fourth hole 25, the fourth hole 25 rotates around the second shaft 33, the right hole 44 is rotatably connected with the second shaft 33, the second shaft 33 rotates in the right hole 44, the right boss 45 is slidably connected with the upper end surface 15, the right boss 45 slides on the upper end surface 15, the third slider 34 is arranged in the vertical groove 14, the third slider 34 is slidably connected with the vertical groove 14, the third slider 34 slides in the vertical groove 14, the third slider 34 is provided with a third shaft 35, the first connecting rod 35 is arranged on the outer side of the third shaft 35, A second connecting rod 23 and a third connecting rod 26, wherein a first hole 21 and a second hole 22 are arranged on two sides of a first connecting rod 02, a third hole 24 and a fourth hole 25 are arranged on two sides of the second connecting rod 23, a fifth hole 27 and a sixth hole 28 are arranged on two sides of the third connecting rod 26, a third shaft 35 penetrates through the second hole 22, the third hole 24 and the sixth hole 28, the third shaft 35 is rotatably connected with the second hole 22, the third hole 24 and the sixth hole 28, the second hole 22, the third hole 24 and the sixth hole 28 rotate around the third shaft 35, a turntable 05 is arranged outside the fifth hole 27, a turntable boss 53 is arranged on the rear side of the turntable boss 05, the turntable boss 53 is rotatably connected with the fifth hole 27, the fifth hole 27 rotates around the turntable boss 53, a turntable hole 51 is arranged in the middle of the turntable hole 51, a central shaft 17 is arranged in the middle of the turntable hole 51, the central shaft 17 is fixedly connected with the central shaft 17, the central shaft 17 penetrates through the central hole 12, the central shaft 17 rotates in the central hole 12, through the connection, when the rotary disc 05 rotates, the rotary disc boss 53 pulls the third slide block 34 to slide up and down in the vertical groove 14 under the action of the third connecting rod 26, when the rotary disc 05 rotates for one circle, the third slide block 34 slides up and down once, the third slide block 34 slides up and down to pull the first connecting rod 02 and the second connecting rod 23 to move, the first connecting rod 02 pulls the first slide block 03 to slide left and right in the transverse groove 13, the second connecting rod 23 pulls the second slide block 32 to slide left and right in the transverse groove 13, when the third slide block 34 slides down, the first slide block 03 and the second slide block 32 move towards the middle, when the third slide block 34 moves upwards, the first slide block 03 and the second slide block 32 move towards two sides, the first slide block 03 pulls the left baffle plate 04 to move, the second slide block 32 pulls the right baffle plate 43 to move, so that when the rotary disc 05 rotates for one circle, the left baffle plate 04 and the right baffle plate 43 can be folded and separated once, the central shaft 17 passes through the central hole 12, a dial rod disk 07 and a dial rod 73 are arranged at the rear side of a central shaft 17, a dial rod disk hole 71 is arranged in the middle of the dial rod disk 07, a dial rod hole 74 is arranged at one side of the dial rod 73, the central shaft 17 penetrates through the dial rod hole 74 and the dial rod hole 71, the central shaft 17 is fixedly connected with the dial rod disk hole 71 and the dial rod hole 74, the dial rod disk 07 is provided with a notch 72, the symmetrical surface of the dial rod 73 is consistent with the circle center direction of the notch 72, a numerical code disk 06 is arranged at the outer side of the dial rod disk 07, a numerical code disk hole 61 is arranged in the middle of the numerical code disk 06, ten stopping arcs 62 and dial rod grooves 63 are uniformly distributed in the circumferential direction of the numerical code disk 06, the stopping arcs 62 and the dial rod grooves 63 are sequentially spaced, an extension rod 64 is arranged at the rear side of the middle of each stopping arc 62, the front part of the extension rod 64 is provided with numbers 65 and figures 66, a base 01 is arranged in the inner part of the numerical code disk hole 61, a vertical plate 11 is arranged at the upper part of the base 01, a groove wheel shaft 16 is arranged at the rear side of the vertical plate 11, the groove wheel shaft 16 is rotatably connected with the numerical code disk hole 61, the digital disc hole 61 rotates around the grooved wheel shaft 16, the grooved wheel shaft 16 and the central shaft 17 respectively fix the central positions of the digital disc 06 and the shifting lever disc 07, according to the motion rule of the grooved wheel, the central shaft 17 drives the shifting lever disc 07 and the shifting lever 73 to rotate when rotating, when the outer side arc of the shifting lever disc 07 is overlapped with the inner arc of the stopping arc 62, the shifting lever pin 75 is separated from the shifting lever groove 63, the shifting lever disc 07 rotates, the digital disc 06 does not rotate, when the outer side arc of the shifting lever disc 07 is separated from the inner arc of the stopping arc 62, the shifting lever pin 75 enters the shifting lever groove 63 to drive the digital disc 06 to rotate, when the shifting lever disc 07 rotates for one circle, the digital disc 06 rotates for one tenth of a circle, namely, when the central shaft 17 rotates for one circle, the position of the extension rod 64 is rotated.

The front part of a central shaft 17 is provided with a digit disc 08, the middle of the digit disc 08 is provided with a digit disc boss 81, the middle of the digit disc boss 81 is provided with a digit disc hole 82, the inside of the digit disc 08 is provided with a large hole 80, the large hole 80 is rotationally connected with a turntable 05, the rear end face of the large hole 80 is aligned with the rear end face of the turntable 05, the end face of the digit disc 08 is provided with 10 uniformly arranged digits 83, the digits 83 respectively correspond to 9, 8, 7, 6, 5, 4, 3, 2, 1 and 0, the central shaft 17 is rotationally connected with the digit disc hole 82, the outer side of the digit disc boss 81 is provided with a pointer 09, the middle of the pointer 09 is provided with a pointer hole 91, the outer side of the pointer 09 is provided with a negative magnetic pole 92, the digit disc boss 81 is rotationally connected with a pointer hole 91, the pointer hole 91 rotates around the digit disc boss 81, the end face of the large hole 80 is uniformly provided with ten magnetic pole sleeves 84, the magnetic pole sleeves 84 are fixedly connected with the end faces of the large hole 80, the circumferential positions of the ten magnetic pole sleeves 84 correspond to the ten digits 83 one by one, the magnetic pole sleeve 84 is internally provided with a magnetic pole sleeve hole 85, one side of the magnetic pole sleeve 84 is provided with a positive magnetic pole hole 86, the magnetic pole sleeve hole 85 is internally provided with a positive magnetic pole 88, one side of the positive magnetic pole 88 is provided with a positioning pin 89, the positive magnetic pole 88 is connected with the magnetic pole sleeve hole 85 in a sliding way, the positive magnetic pole 88 slides in the magnetic pole sleeve hole 85, the positioning pin 89 penetrates through the positive magnetic pole hole 86, the outer side of the positioning pin 89 is provided with a spring 87, the spring 87 is sleeved outside the positioning pin 89, one side of the spring 87 props against the inner end face of the positive magnetic pole hole 86, the other side of the spring 87 props against the end face of the large hole 80, when the pointer 09 rotates around the digital disk boss 81, when the negative magnetic pole 92 and any one digital 83 are in positive time, the negative magnetic pole 92 and the positive magnetic pole 88 are opposite in magnetism and mutually repel, under the action of magnetic force, the action of the positive magnetic pole 88 slides forwards in the magnetic pole sleeve hole 85, the positioning pin 89 extends out of the positive magnetic pole hole 86, if the digital disk 08 is rotated, when the positioning pin 89 is aligned with the counter bore 52, the positioning pin 89 can be inserted into the counter bore 52 to drive the turntable 05 to rotate, when the pointer 09 rotates around the digital disc boss 81, the negative magnetic pole 92 is not aligned with any one of the digits 83, and is not aligned with the positive magnetic pole 88 on the back of the digit 83, at the moment, the positive magnetic pole 88 resets under the action of the spring 87, at the moment, the digital disc 08 is rotated, and the turntable 05 cannot rotate.

When the invention is used, firstly, the pointer 09 is rotated, the negative magnetic pole 92 corresponds to a number 83, then the number disk 08 is rotated, the rotating disk 05 rotates, the rotating disk 05 drives the left baffle 04 and the right baffle 43 to form an opening-closing action, the left baffle 04 and the right baffle 3 are opened and closed once per circle of rotation, the rotating disk 05 rotates and simultaneously drives the poking rod disk 07 to rotate, the poking rod disk 07 rotates to drive the number disk 06 to rotate, the number disk 06 rotates one tenth of a circle per circle of rotation of the rotating disk 05, namely the extension rod 64 rotates one position per circle of rotation of the rotating disk 05, the effect is that the rotating disk 05 rotates one circle, the left baffle 04 and the right baffle 43 are opened from closing, the extension rod 64 at the rear part can be seen, the numbers 65 and the figures 66 are arranged on the extension rod 64, the numbers 65 are the numbers, the numbers of the figures correspond to the numbers, the rotating disk 05 is ceaselessly rotated, and children can see that the numbers on the figures 65 are not the numbers set by the pointer 09, the dial 05 is continuously rotated until the numbers set by children are found, and if the pointer 09 is not aligned with the numbers 83, the dial 05 cannot be rotated by rotating the number disc 08.

Through the operations, children can know the numbers and the figures, the relation between the numbers and the figures is found, the method accords with the characteristics that the thinking of preschool children has intuition and the imagination of thinking, senses the numbers and the figures, establishes certain logic thinking, is both manual and brain-working, provides the learning interest of the children, and trains the brains of the children.