Interactive teaching equipment for preschool children

Abstract

The invention provides interactive teaching equipment for preschool children, and relates to the interactive teaching equipment, the interactive teaching equipment comprises a moving seat, a support frame is arranged on the upper surface of the moving seat, an electric push rod is arranged on the upper surface of the support frame, and a teaching blackboard is mounted on one side of a teaching display through an arranged auxiliary teaching assembly; the teaching blackboard can assist the teaching display to perform teaching operation on preschool children, a teacher can perform manual teaching on the blackboard, and the children can perform learning according to hand actions of the teacher, so that the impression of the children on learning knowledge is improved, and the teaching efficiency and the teaching quality of the children are improved; according to the dust-proof blackboard, the face of the blackboard is rotated, the back face of the blackboard makes contact with the teaching displayer, the situation that the teaching displayer is damaged by dust is avoided, meanwhile, the teaching displayer can be protected, the situation that children accidentally damage the teaching displayer is avoided, and the service life of the dust-proof blackboard is prolonged.

Description

Technical Field

[0001] The invention relates to the field of teaching equipment, in particular to an interactive teaching equipment for preschool children. Background Art

[0002] With the increasing importance of preschool education, more and more smart devices are being introduced into children's preschool education. These smart devices can be roughly divided into two forms. One is the form in which the smart control center and the display area are separated from each other, and the other is the form in which the smart control center and the display area are integrated into one. The former is mainly considered to have a greater teaching significance. The smart end with the smart control center is controlled and operated by the teacher, and the display end with only display function is given to the children for close-range passive information reception, so as to achieve stronger learning interactivity.

[0003] Most of the existing interactive teaching equipment for preschool children only use multimedia displays to assist in the education of preschool children, thus lacking the auxiliary teaching of the teacher's manual blackboard writing. As a result, preschool children cannot learn according to the hand shape of the teacher's blackboard writing, and lack of hands-on operation by preschool children, resulting in a shallow impression of the learned knowledge, thereby reducing the teaching quality of the interactive teaching equipment. Summary of the invention

[0004] The purpose of the present invention is to provide an interactive teaching device for preschool children. By setting up auxiliary teaching components, the problem that most of the existing interactive teaching devices for preschool children only use multimedia displays to assist in the education of preschool children, thereby lacking the auxiliary teaching of teachers' manual blackboard writing, so that preschool children cannot learn according to the hand shape of the teacher's blackboard writing, and lack of hands-on operation by preschool children, resulting in a shallow impression of the learned knowledge, thereby reducing the teaching quality of the interactive teaching device.

[0005] In order to achieve the above-mentioned object of the invention, the present invention provides the following technical solutions:

[0006] An interactive teaching device for preschool children, comprising a mobile seat, a support frame is arranged on the upper surface of the mobile seat, an electric push rod is arranged on the upper surface of the support frame, a support frame is fixedly installed on the upper surface of the electric push rod, a teaching display is placed inside the support frame, an auxiliary teaching component is rotatably connected to a side surface of the support frame, a cleaning component is arranged on the surface of the auxiliary teaching component, a sliding auxiliary component is arranged on the upper surface of the mobile seat, and the teaching display is electrically connected to a speaker through a wire;

[0007] The auxiliary teaching component includes a damping shaft fixedly installed on the side surface of the supporting frame, the interior of the damping shaft is rotatably connected to the rotating frame through a connecting piece, the interior of the rotating frame is rotatably connected to the teaching blackboard, the lower surface of the teaching blackboard is fixedly installed with a shaft, the shaft is rotatably connected to the inner bottom wall of the rotating frame, the upper surface of the teaching blackboard is fixedly installed with a fixed cylinder, the interior of the fixed cylinder is slidably connected with a pull rod, the inner bottom wall of the fixed cylinder is fixedly installed with a first reset spring, the pull rod and the side surface of the fixed cylinder are fixedly installed with a card block in a circular array, the lower surface of the upper card block is fixedly installed with a card column, the card column slides through the surface of the lower card block, the outer surface of the pull rod is fixedly installed with a connecting plate, both sides of the lower surface of the connecting plate are fixedly installed with plug rods, the plug rods are slidably inserted into the upper surface of the rotating frame, and the upper surface of the pull rod is fixedly installed with a protrusion.

[0008] As a preferred technical solution of the present application, guide blocks are fixedly installed on both side surfaces of the teaching blackboard, rectangular grooves are opened on the side surfaces of the rotating frame, guide grooves are opened on both side surfaces of the rotating frame, and the guide blocks are slidably connected to the inside of the guide grooves.

[0009] As a preferred technical solution of the present application, the cleaning assembly includes a horizontal column fixedly installed on both sides of the inner wall of the rotating frame, a second spring is provided on the outer surface of the horizontal column, a driven block is fixedly installed on one end of the second spring, a cleaning plate is fixedly installed on the surface of the two driven blocks, and a hook is fixedly installed on one side surface of the cleaning plate.

[0010] As a preferred technical solution of the present application, a protective plate is provided on the back of the teaching blackboard, the side surface of the rotating frame is rotatably connected to the limiting plate through a hinge seat, a limiting hole is provided on the surface of the limiting plate, and side blocks are fixedly installed on both side surfaces of the supporting frame, wherein the surface of the upper side block slides through and is connected to the limiting column.

[0011] As a preferred technical solution of the present application, a groove is provided on the upper surface of the side block at the bottom, the interior of the groove is slidably connected to a limiting column, the side surface of the limiting column is fixedly installed with a limiting block, and a first sliding groove is provided on the inner side wall of the side block at the top, an annular groove is provided at the bottom of the first sliding groove, and the first sliding groove and the interior of the annular groove are slidably connected to the limiting block.

[0012] As a preferred technical solution of the present application, the sliding auxiliary component includes an L-shaped rod fixedly installed on both sides of the upper surface of the moving seat, a positioning block is fixedly installed at one end of the L-shaped rod, and an auxiliary roller is provided on one side surface of the positioning block.

[0013] As a preferred technical solution of the present application, support blocks are fixedly installed on both side surfaces of the positioning block, and a positioning frame is slidably connected between the positioning block and the outer surface of the support block. The positioning frame is fixedly installed on the side surface of the supporting frame, and a second sliding groove is provided on the inner side wall of the positioning frame, and the auxiliary roller is slidably connected to the inside of the second sliding groove.

[0014] As a preferred technical solution of the present application, universal wheels are fixedly installed at the four corners of the lower surface of the movable seat, side panels are fixedly installed on both side surfaces of the movable seat, a pressure rod is slidably connected inside the side panel, a positioning suction cup is fixedly installed at the bottom of the pressure rod, and driven rods are fixedly installed on both sides of the lower surface of the support frame, and the driven rods are slidably penetrated and connected to the upper surface of the support frame.

[0015] As a preferred technical solution of the present application, the lower surface of the rotating frame is rotatably connected to a telescopic support column through a damping shaft, an anti-slip pad is fixedly installed on the bottom of the telescopic support column, the surface of the telescopic support column is limited and fixed by bolts, a through hole is opened on the surface of the telescopic support column, and positioning plates are fixedly installed on both sides of the lower surface of the rotating frame, one of the positioning plates has a threaded column threadedly connected to the surface, a driven column is fixedly installed on one end of the threaded column, the threaded column slides through the surface of the positioning plate on the other side, and the threaded column is adapted to the through hole.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] In the scheme of this application:

[0018] 1. Through the auxiliary teaching components, a teaching blackboard is installed on one side of the teaching display, so that the teaching blackboard can assist the teaching display in teaching preschool children. The teacher can conduct manual teaching on the blackboard, and the children can learn according to the teacher's hand movements, which improves the children's impression of learning knowledge, thereby improving the teaching efficiency and teaching quality. When not in use, the blackboard is rotated and the back is in contact with the teaching display, which prevents dust from damaging the teaching display. At the same time, the teaching display can be protected, which prevents children from accidentally damaging the teaching display, and improves the service life of the device;

[0019] 2. Through the cleaning component, when the teaching blackboard needs to be cleaned, the staff drives the cleaning plate to clean the surface of the teaching blackboard through the hook, and then resets the cleaning plate through the reset force of the second spring to clean the surface of the teaching blackboard again, thereby improving the cleaning efficiency and thus improving the teaching efficiency of the teacher;

[0020] 3. By setting up the telescopic support column and the driven column, when the auxiliary teaching component is deployed and used, the teacher can rotate the telescopic support column to make it vertical, and then adjust the support length of the telescopic support column through the bolts, and support the bottom of the telescopic support column on the bottom plate, thereby ensuring the stability of the support on the other side and ensuring that the device can carry out teaching work normally. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of the structure of an interactive teaching device for preschool children provided in this application;

[0022] Figure 2 A schematic cross-sectional structure diagram of an interactive teaching device for preschool children provided in this application;

[0023] Figure 3 A schematic diagram of the structure of an auxiliary teaching component of an interactive teaching device for preschool children provided in this application;

[0024] Figure 4 An interactive teaching device for preschool children provided in this application Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0025] Figure 5 A partial structural diagram of a teaching display and auxiliary teaching components of an interactive teaching device for preschool children provided in this application;

[0026] Figure 6 A schematic diagram of the structure of a sliding auxiliary component of an interactive teaching device for preschool children provided in the present application;

[0027] Figure 7 A schematic diagram of the structure of a telescopic support column and a driven column of an interactive teaching device for preschool children provided in this application.

[0028] Indicated in the figure:

[0029] 1. Mobile seat; 2. Support frame; 3. Electric push rod; 4. Teaching display;

[0030] 5. Auxiliary teaching components; 501. Rotating frame; 502. Teaching blackboard; 503. Fixed cylinder; 504. Pull rod; 505. First return spring; 506. Connecting plate; 507. Insert rod; 508. Guide block;

[0031] 6. Cleaning assembly; 601. Horizontal column; 602. Second spring; 603. Cleaning plate;

[0032] 7. Sliding auxiliary assembly; 701. L-shaped rod; 702. Positioning block; 703. Auxiliary roller; 704. Positioning frame;

[0033] 8. Limiting plate; 9. Side block; 10. Limiting column; 11. Limiting block; 12. Annular groove; 13. Universal wheel; 14. Positioning suction cup; 15. Follower rod; 16. Telescopic support column; 17. Follower column. DETAILED DESCRIPTION

[0034] To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them.

[0035] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention claimed for protection, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0036] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0037] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0038] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the invention product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0039] Embodiment 1:

[0040] like Figures 1 to 7As shown, this embodiment proposes an interactive teaching device for preschool children, including a moving seat 1, a support frame 2 is arranged on the upper surface of the moving seat 1, an electric push rod 3 is arranged on the upper surface of the support frame 2, a support frame is fixedly installed on the upper surface of the electric push rod 3, a teaching display 4 is placed inside the support frame, an auxiliary teaching component 5 is rotatably connected to the surface of one side of the support frame, a cleaning component 6 is arranged on the surface of the auxiliary teaching component 5, a sliding auxiliary component 7 is arranged on the upper surface of the moving seat 1, and the teaching display 4 is electrically connected to a speaker through a wire;

[0041] The auxiliary teaching component 5 includes a damping shaft fixedly installed on the side surface of the supporting frame, the interior of the damping shaft is rotatably connected to a rotating frame 501 through a connecting piece, the interior of the rotating frame 501 is rotatably connected to a teaching blackboard 502, the lower surface of the teaching blackboard 502 is fixedly installed with a shaft, the shaft is rotatably connected to the inner bottom wall of the rotating frame 501, the upper surface of the teaching blackboard 502 is fixedly installed with a fixed cylinder 503, the interior of the fixed cylinder 503 is slidably connected with a pull rod 504, the inner bottom wall of the fixed cylinder 503 is fixedly installed with a first reset spring 505, the pull rod 504 is fixedly arranged in a circular array with the side surface of the fixed cylinder 503 A card block is installed, and a card column is fixedly installed on the lower surface of the upper card block, and the card column slides through and is connected to the surface of the lower card block. A connecting plate 506 is fixedly installed on the outer surface of the pull rod 504, and plug rods 507 are fixedly installed on both sides of the lower surface of the connecting plate 506. The plug rods 507 are slidably inserted into the upper surface of the rotating frame 501. A protrusion is fixedly installed on the upper surface of the pull rod 504. Guide blocks 508 are fixedly installed on both side surfaces of the teaching blackboard 502. A rectangular groove is provided on the side surface of the rotating frame 501, and guide grooves are provided on both side surfaces of the rotating frame 501. The guide blocks 508 are slidably connected to the inside of the guide grooves.

[0042] In this embodiment: the height of the teaching display 4 can be adjusted by the electric push rod 3, the teacher can provide auxiliary teaching through the teaching blackboard 502, and the teacher can rotate the teaching blackboard 502. In order to prevent the teaching blackboard 502 from damaging the teaching display 4, the teacher drives the pull rod 504 to slide upward through the protrusion, and the pull rod 504 drives the first reset spring 505 to stretch. The pull rod 504 drives the outer surface of the block below the card column to slide through the block, and the pull rod 504 drives the plug 507 on the lower surface of the connecting plate 506 on the outer surface to detach from the upper surface of the rotating frame 501, and then the pull rod 504 is rotated to rotate the teaching blackboard 502 one hundred and eighty degrees. Then, when the auxiliary teaching component 5 is rotated to one side of the teaching display 4, it is contacted by the back of the teaching blackboard 502, and the teaching display 4 will not be damaged.

[0043] Embodiment 2:

[0044] The solution in Example 1 is further introduced below in combination with a specific working method, as described below:

[0045] like Figures 1 to 7 As shown, as a preferred embodiment, on the basis of the above method, further, the cleaning component 6 includes a horizontal column 601 fixedly installed on both sides of the inner wall of the rotating frame 501, and the outer surface of the horizontal column 601 is provided with a second spring 602, and a driven block is fixedly installed at one end of the second spring 602, and a cleaning plate 603 is fixedly installed on the surface of the two driven blocks, and a hook is fixedly installed on the surface of one side of the cleaning plate 603.

[0046] In this embodiment: when the teaching blackboard 502 needs to be cleaned, the user can drive the cleaning plate 603 to move through the hook piece, and the cleaning plate 603 drives the driven blocks on both sides to move, and the driven blocks slide on the outer surface of the horizontal column 601, and squeeze the second spring 602 on one side to make it shrink, and release the hook when moving to one side, and the cleaning plate 603 slides on the surface of the teaching blackboard 502 again through the reset force of the second spring 602, so that the teaching blackboard 502 is cleaned twice, which improves the teacher's teaching efficiency and reduces the teacher's workload.

[0047] Embodiment 3:

[0048] like Figures 1 to 7 As shown, as a preferred embodiment, on the basis of the above-mentioned method, a protective plate is further provided on the back of the teaching blackboard 502, and the side surface of the rotating frame 501 is rotatably connected to the limiting plate 8 through a hinge seat, and a limiting hole is provided on the surface of the limiting plate 8, and side blocks 9 are fixedly installed on the two side surfaces of the supporting frame, wherein the surface of the upper side block 9 slides through and is connected to the limiting column 10, and a groove is provided on the upper surface of the lower side block 9, and the internal sliding connection of the groove to the limiting column 10 is provided, and the side surface of the limiting column 10 is fixedly installed with a limiting block 11, and a first slide groove is provided on the inner side wall of the upper side block 9, and an annular groove 12 is provided at the bottom of the first slide groove, and the first slide groove and the internal sliding connection of the annular groove 12 to the limiting block 11.

[0049] In this embodiment: when the teaching device is not needed, the rotating frame 501 can be rotated by the damping shaft so that it is close to the surface of the teaching display 4, and then the limiting plate 8 is used to make it located between the two side blocks 9, and then the limiting column 10 is slid downward so that the limiting column 10 is inserted into the limiting hole on the surface of the limiting plate 8, and the limiting block 11 on the surface of the limiting column 10 enters the interior of the annular groove 12 along the first slide groove, and then rotated a certain angle, thereby preventing the limiting column 10 from detaching from the interior of the limiting plate 8 under the outward and upward vertical pulling force, thereby improving the fixing ability of the device and improving the safety of the device.

[0050] Embodiment 4:

[0051] like Figures 1 to 7 As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, as a preferred technical scheme of the present application, the sliding auxiliary component 7 includes an L-shaped rod 701 fixedly installed on both sides of the upper surface of the moving seat 1, a positioning block 702 is fixedly installed at one end of the L-shaped rod 701, an auxiliary roller 703 is arranged on one side surface of the positioning block 702, supporting blocks are fixedly installed on both side surfaces of the positioning block 702, and a positioning frame 704 is slidably connected to the outer surface of the positioning block 702 and the supporting block, the positioning frame 704 is fixedly installed on the side surface of the supporting frame, and a second sliding groove is opened on the inner side wall of the positioning frame 704, and the auxiliary roller 703 is slidably connected to the inside of the second sliding groove.

[0052] In this embodiment: the teacher can adjust the height of the teaching display 4 by starting the electric push rod 3. During the movement, the teaching display 4 drives the positioning frame 704 on one side to slide through the support frame. The sliding of the positioning frame 704 causes the positioning block 702 and the auxiliary roller 703 to rotate. The setting of the auxiliary roller 703 improves the smoothness of the sliding process and ensures the stability of the teaching display 4 during the sliding process.

[0053] Embodiment 5:

[0054] like Figures 1 to 7 As shown, as a preferred embodiment, on the basis of the above method, further, universal wheels 13 are fixedly installed at the four corners of the lower surface of the moving seat 1, side panels are fixedly installed on the two side surfaces of the moving seat 1, and a pressure rod is slidably connected inside the side panel, and a positioning suction cup 14 is fixedly installed at the bottom of the pressure rod, and a driven rod 15 is fixedly installed on both sides of the lower surface of the support frame, and the driven rod 15 slides through and is connected to the upper surface of the support frame 2, and the lower surface of the rotating frame 501 is rotatably connected to a telescopic support column 16 through a damping shaft, and an anti-slip pad is fixedly installed at the bottom of the telescopic support column 16, and the surface of the telescopic support column 16 is limited and fixed by bolts, and a through hole is opened on the surface of the telescopic support column 16, and positioning plates are fixedly installed on both sides of the lower surface of the rotating frame 501, and a threaded column is threadedly connected to the surface of one of the positioning plates, and a driven column 17 is fixedly installed on one end of the threaded column, and the threaded column slides through and is connected to the surface of the positioning plate on the other side, and the threaded column is adapted to the through hole.

[0055] In this embodiment: the device can be moved by the universal wheel 13, and the positioning suction cup 14 is adsorbed on the ground by pressing the rod downward, so as to fix the position of the device. When the auxiliary teaching component 5 is needed, the telescopic support column 16 can be rotated to a vertical state, and then the length of the telescopic support column 16 can be adjusted so that it is supported on the ground. When not in use, it can be rotated to a horizontal state, and then the threaded column and the driven column 17 are inserted into the through hole on the surface of the telescopic support column 16, so that the threaded column is threaded on the surface of the positioning plate, thereby fixing the telescopic support column 16.

[0056] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. An interactive teaching device for preschool children, characterized in that: The invention comprises a movable seat (1), wherein a support frame (2) is arranged on the upper surface of the movable seat (1), an electric push rod (3) is arranged on the upper surface of the support frame (2), a support frame is fixedly mounted on the upper surface of the electric push rod (3), a teaching display (4) is placed inside the support frame, an auxiliary teaching component (5) is rotatably connected to a side surface of the support frame, a cleaning component (6) is arranged on the surface of the auxiliary teaching component (5), a sliding auxiliary component (7) is arranged on the upper surface of the movable seat (1), and the teaching display (4) is electrically connected to a speaker via a wire; The auxiliary teaching component (5) comprises a damping shaft fixedly mounted on the side surface of the supporting frame, the interior of the damping shaft is rotatably connected to a rotating frame (501) via a connecting piece, the interior of the rotating frame (501) is rotatably connected to a teaching blackboard (502), a shaft is fixedly mounted on the lower surface of the teaching blackboard (502), the shaft is rotatably connected to the inner bottom wall of the rotating frame (501), a fixed cylinder (503) is fixedly mounted on the upper surface of the teaching blackboard (502), a pull rod (504) is slidably connected to the interior of the fixed cylinder (503), and the fixed cylinder (503) is rotatably connected to the inner bottom wall of the rotating frame (501). ) is fixedly installed with a first return spring (505) on the inner bottom wall, the pull rod (504) and the side surface of the fixed cylinder (503) are fixedly installed with a card block in a circular array, the lower surface of the upper card block is fixedly installed with a card column, and the card column slides through and is connected to the surface of the lower card block, the outer surface of the pull rod (504) is fixedly installed with a connecting plate (506), and both sides of the lower surface of the connecting plate (506) are fixedly installed with an insertion rod (507), and the insertion rod (507) is slidably inserted into the upper surface of the rotating frame (501), and the upper surface of the pull rod (504) is fixedly installed with a protrusion.

2. An interactive teaching device for preschool children according to claim 1, characterized in that: Guide blocks (508) are fixedly installed on both side surfaces of the teaching blackboard (502), a rectangular groove is provided on the side surface of the rotating frame (501), and guide grooves are provided on both side surfaces of the rotating frame (501), and the guide blocks (508) are slidably connected to the inside of the guide grooves.

3. The interactive teaching device for preschool children according to claim 1, characterized in that: The cleaning assembly (6) comprises a transverse column (601) fixedly mounted on both sides of the inner wall of the rotating frame (501), a second spring (602) being arranged on the outer surface of the transverse column (601), a driven block being fixedly mounted on one end of the second spring (602), cleaning plates (603) being fixedly mounted on the surfaces of the two driven blocks, and a hook being fixedly mounted on one side surface of the cleaning plate (603).

4. The interactive teaching device for preschool children according to claim 1, characterized in that: A protective plate is provided on the back of the teaching blackboard (502); the side surface of the rotating frame (501) is rotatably connected to a limit plate (8) via a hinge seat; a limit hole is provided on the surface of the limit plate (8); side blocks (9) are fixedly installed on both side surfaces of the supporting frame; the surface of the upper side block (9) slides through and is connected to a limit column (10).

5. The interactive teaching device for preschool children according to claim 4, characterized in that: A groove is provided on the upper surface of the side block (9) at the bottom, the interior of the groove is slidably connected to a limiting column (10), a limiting block (11) is fixedly installed on the side surface of the limiting column (10), and a first sliding groove is provided on the inner side wall of the side block (9) at the top, an annular groove (12) is provided at the bottom of the first sliding groove, and the first sliding groove and the interior of the annular groove (12) are slidably connected to the limiting block (11).

6. The interactive teaching device for preschool children according to claim 1, characterized in that: The sliding auxiliary component (7) comprises an L-shaped rod (701) fixedly mounted on both sides of the upper surface of the moving seat (1); a positioning block (702) is fixedly mounted on one end of the L-shaped rod (701); and an auxiliary roller (703) is provided on one side surface of the positioning block (702).

7. An interactive teaching device for preschool children according to claim 6, characterized in that: Support blocks are fixedly installed on both side surfaces of the positioning block (702); a positioning frame (704) is slidably connected between the positioning block (702) and the outer surface of the support block; the positioning frame (704) is fixedly installed on the side surface of the supporting frame; a second sliding groove is opened on the inner side wall of the positioning frame (704); and the auxiliary roller (703) is slidably connected to the inside of the second sliding groove.

8. The interactive teaching device for preschool children according to claim 1, characterized in that: Universal wheels (13) are fixedly mounted at the four corners of the lower surface of the movable seat (1), side panels are fixedly mounted on the two side surfaces of the movable seat (1), a pressure rod is slidably connected inside the side panel, a positioning suction cup (14) is fixedly mounted at the bottom of the pressure rod, and driven rods (15) are fixedly mounted on both sides of the lower surface of the support frame, and the driven rods (15) are slidably penetrated and connected to the upper surface of the support frame (2).

9. The interactive teaching device for preschool children according to claim 1, characterized in that: The lower surface of the rotating frame (501) is rotatably connected to a telescopic support column (16) via a damping shaft, a non-slip pad is fixedly installed at the bottom of the telescopic support column (16), the surface of the telescopic support column (16) is fixed by bolts, a through hole is opened on the surface of the telescopic support column (16), and positioning plates are fixedly installed on both sides of the lower surface of the rotating frame (501), one of the positioning plates is threadedly connected to the surface of a threaded column, and a driven column (17) is fixedly installed at one end of the threaded column, and the threaded column slides through and is connected to the surface of the positioning plate on the other side, and the threaded column is adapted to the through hole.

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