Auxiliary teaching aid for outdoor education training of children in preschool education section

Abstract

The invention discloses an auxiliary teaching aid for outdoor education training of children in the preschool education section, and relates to the technical field of outdoor auxiliary teaching aids for infant education, the auxiliary teaching aid comprises a rotating shaft, the rotating shaft is fixedly connected with the output end of a motor, the outer side of the rotating shaft is sleeved with a sleeve, and the outer side of the sleeve is provided with a limiting groove; a fixing seat is fixedly connected to the outer side of the sleeve, connecting rods are rotationally connected to the side, away from the sleeve, of the fixing seat, and the connecting rods are symmetrically arranged on the fixing seat. According to the auxiliary teaching aid for outdoor education and training of children in the preschool education section, by arranging the three display boards, multi-directional display can be achieved, meanwhile, the specific rotating positions of the display boards can be adjusted through rotation of the motors, the display boards can conveniently display in different directions, and the teaching efficiency is improved. And meanwhile, the infant can stand at a fixed position to watch and learn all the display cards when using the device, so that the functionality of the device is further improved.

Description

Technical Field

[0001] The invention relates to the technical field of outdoor auxiliary teaching aids for early childhood education, and in particular to an auxiliary teaching aid for outdoor education and training of children in the preschool education stage. Background Art

[0002] Early childhood education mainly refers to the education provided to children aged 3 to 6 years old. Early childhood education is the second half of preschool education or early education. The former is connected with the infant education for children aged 0 to 3 years old and the latter is connected with primary education. It is an important and special stage in a person's education and development. It is important because it is the foundation period of a person's development, and many important abilities and personality traits form basic characteristics during this period. It is special because this stage is a transitional period for children's physical and mental development from the initial indeterminate to the basically determined, and then they can begin to learn and develop according to social needs.

[0003] During outdoor education training, since the children are scattered, some of them may not be able to stand directly in front of the display board. Also, because the direction of the display board cannot be adjusted during display, the children's viewing angle is tilted, which can easily lead to strabismus. This makes the display board inconvenient to use and makes it inconvenient for children in all directions to see the display board. At the same time, it can avoid the possibility of the display board tipping over, thereby reducing the workload of personnel. Summary of the invention

[0004] To achieve the above purpose, the present invention is implemented through the following technical solutions: an auxiliary teaching aid for outdoor education and training of preschool children, comprising a bottom plate, and a connecting fastener arranged on the outside of the bottom plate, the bottom of the bottom plate is fixedly connected with a fixing mechanism through the connecting fastener, and a motor is fixedly installed in the middle of the bottom of the bottom plate; A limiting mechanism, wherein the limiting mechanism is fixedly mounted on the top of the bottom plate; A display mechanism, wherein the display mechanism is fixedly connected to an output end of the motor, and the output end of the motor passes through the bottom plate; The display mechanism includes a rotating shaft, which is fixedly connected to the output end of the motor, a sleeve is sleeved on the outer side of the rotating shaft, a limiting groove is provided on the outer side of the sleeve, and the fixed seat is located inside the limiting groove. During operation, the motor is connected to the motor externally, so that the motor drives the rotating shaft to rotate, and then the rotating shaft drives the sleeve to work, so that the sleeve drives the display board to rotate. By setting three display boards, multi-directional display can be carried out. At the same time, the specific rotation position of the display board can be adjusted by rotating the motor, which is convenient for the display board to display in different directions. At the same time, it is convenient for young children to stand in a fixed position when using the device to watch and learn all the display cards, thereby further improving the functionality and functionality of the device. The outer side of the sleeve is fixedly connected to a fixed seat, and the number of the fixed seats is three. The three fixed seats are evenly distributed with the sleeve as the center. A connecting rod is rotatably connected to the side of the fixed seat away from the sleeve, and the connecting rod is symmetrically arranged on the fixed seat. The end of the connecting rod away from the fixed seat is fixedly connected to the display component; Preferably, the display assembly includes a fixed frame, which is fixedly connected to a connecting rod, an inner wall of the fixed frame is fixedly connected to a display board, a slide groove is provided on a side of the fixed frame close to the display board, the slide groove penetrates the fixed frame, and a cleaning plate is slidably connected to the inner wall of the slide groove, and the display board is set as a curved surface, so that when it is displayed outdoors, it can reduce the interference of reflections in the outdoor environment. Since the display board is a curved surface, it is difficult to clean when there are stains on the outer surface of the display board. By using the cleaning plate, the slide groove and the circular plate, the circular plate is manually pushed so that the cleaning plate slides inside the slide groove, so that the cleaning plate cleans the outer wall of the display board, thereby ensuring the cleanliness of the surface of the display board during the display process, and both ends of the cleaning plate penetrate the slide groove and are fixedly connected to the circular plate.

[0005] Preferably, a fixing plate is fixedly connected to the outer side of the rotating shaft, and the fixing plate is symmetrically arranged with the rotating shaft as the center. The end of the fixing plate away from the rotating shaft is slidably connected to a fixing rod, and the fixing rod is magnetic, and the two fixing rods arranged on both sides of the rotating shaft have the same magnetism.

[0006] The sleeve is located above the fixed plate, and a cylinder is slidably connected to the outer side of the sleeve. The bottom of the cylinder is set to be inclined. The cylinder is located below the fixed seat, and a supporting rod is fixedly connected to the top of the cylinder. The end of the supporting rod away from the cylinder is fixedly connected to the connecting rod, and the supporting rod is located in the middle of the two connecting rods.

[0007] Preferably, the limiting mechanism comprises a shell, the shell is fixedly connected to the top of the bottom plate, the rotating shaft passes through the shell, the fixing plate is located inside the shell, the top of the shell is provided with an annular groove, the number of the annular grooves is three, and the three annular grooves are evenly distributed around the rotating shaft, the inner wall of the annular groove is slidably connected with a round rod, the top of the round rod is fixedly connected with a supporting block, the opposite sides of the supporting block and the cylinder are arranged to be inclined, and the top of the supporting block is parallel to the bottom of the cylinder, the top of the supporting block contacts the bottom of the cylinder, the top of the bottom plate is rotatably connected with a fixing ring, the inner side of the fixing ring is provided with a groove, and the groove is arranged in a hook shape. When working, the motor is connected to the external power supply, the motor drives the rotating shaft to rotate counterclockwise, the rotating shaft drives the fixing plate to rotate, and the fixing plate drives the fixing rod to rotate, and the mutual repulsion between the two fixing rods is utilized to make the fixing rod in close contact with the inner wall of the fixing ring, and the fixing rod The top of the fixing ring is fixedly connected with a fixing block, and the fixing block is set as an arc plate from the inside to the outside, and the side of the fixing block close to the rotating shaft contacts the round rod, and the outer wall of the fixing rod is rotatably connected with the inner wall of the fixing ring.

[0008] Preferably, the fixing mechanism comprises a block, the block is fixedly connected to the bottom of the base plate, the outer wall of the block is provided with a through hole, the inner wall of the through hole is provided with a spring, and by providing the spring, the support plate and the limit rod, a triangle is formed between the two limit rods and the base plate, thereby improving the stability of the equipment, thereby preventing the display equipment from tipping over and colliding with the child, causing injury to the child, thereby further improving the safety of the device, and at the same time, by providing the spring, a buffering effect is played, the spring is fixedly connected to the top of the inner wall of the through hole, one end of the spring away from the through hole is fixedly connected to the limit rod, the limit rod is symmetrically arranged with the block as the center, and one end of the limit rod away from the spring is fixedly connected with the support plate, a circular hole is provided on the side of the block close to the support plate, and the motor is arranged inside the block to prevent the child from touching it, and the circular hole is provided to dissipate heat to prevent the motor from overheating.

[0009] The present invention provides an auxiliary teaching aid for outdoor education and training of preschool children. It has the following beneficial effects: 1. The auxiliary teaching aids used for outdoor education training of children in the preschool education stage can be displayed in multiple directions by setting three display boards. At the same time, the specific rotation position of the display board can be adjusted by rotating the motor, which is convenient for the display board to display in different directions. At the same time, it is convenient for young children to stand in a fixed position when using the device so that they can watch and study all the display cards, thereby further improving the functionality and functionality of the device.

[0010] 2. The auxiliary teaching aids used for outdoor education training of children in the preschool education stage are designed to be curved surfaces, so that when the display is outdoors, the reflection interference in the outdoor environment can be reduced. Since the display board is a curved surface, it is difficult to clean the outer surface of the display board when there are stains. Through the cleaning plate, the slide groove and the circular plate, the circular plate is manually pushed so that the cleaning plate slides inside the slide groove, so that the cleaning plate cleans the outer wall of the display board, thereby ensuring the cleanliness of the surface of the display board during the display process.

[0011] 3. The auxiliary teaching aid used for outdoor education and training of children in the preschool education stage drives the rotating shaft to rotate clockwise through the motor, and the rotating shaft drives the fixed rod to rotate. The fixed rod first moves along the arc edge of the groove, and then is stuck in the groove, so that the support block and the top of the cylinder generate force, and then the cylinder is forced to move upward on the outer wall of the sleeve, and the connecting rod is rotated around the fixed seat through the support rod on the top of the cylinder, so as to facilitate the adjustment of the inclination angle of the display board.

[0012] 4. The auxiliary teaching aids used for outdoor education and training of children in the preschool education stage are equipped with springs, support plates and limit rods, so that a triangle is formed between the two limit rods and the bottom plate, thereby improving the stability of the equipment, thereby preventing the display equipment from tipping over and colliding with the children, causing injuries to the children, thereby further improving the safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the external structure of an auxiliary teaching aid for outdoor education and training of preschool children according to the present invention; Figure 2 It is a bottom view structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the structure of a partial cross-sectional view of the present invention; Figure 4 It is a schematic diagram of the local structure of the present invention; Figure 5 It is a schematic diagram of the structure of the display mechanism of the present invention; Figure 6 It is a schematic diagram showing the structure of components of the present invention; Figure 7 It is a schematic diagram of the cross-sectional structure of the limiting mechanism of the present invention; Figure 8 It is a schematic diagram of the local structure of the limiting mechanism of the present invention; Fig. 9 It is a schematic diagram of the fixing mechanism structure of the present invention.

[0014] In the figure: 1. bottom plate; 2. fixing mechanism; 21. block; 22. through hole; 23. spring; 24. limiting rod; 25. support plate; 26. round hole; 3. motor; 4. limiting mechanism; 41. housing; 42. annular groove; 43. round rod; 44. supporting block; 45. fixing ring; 46. groove; 47. fixing block; 5. display mechanism; 51. rotating shaft; 52. fixing plate; 53. sleeve; 54. fixing seat; 55. connecting rod; 56. display assembly; 561. fixing frame; 562. display board; 563. slide groove; 564. cleaning plate; 565. round plate; 57. supporting rod; 58. cylinder; 59. fixing rod. DETAILED DESCRIPTION

[0015] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0016] The first embodiment, as Figures 1 to 6 As shown, the present invention provides a technical solution: an auxiliary teaching aid for outdoor education and training of children in the preschool education stage, comprising a base plate 1, and a connecting fastener arranged on the outside of the base plate 1, the bottom of the base plate 1 is fixedly connected with a fixing mechanism 2 through the connecting fastener, and a motor 3 is fixedly installed in the middle of the bottom of the base plate 1; The limiting mechanism 4 is fixedly mounted on the top of the bottom plate 1; A display mechanism 5, the display mechanism 5 is fixedly connected to the output end of the motor 3, and the output end of the motor 3 passes through the bottom plate 1; The display mechanism 5 includes a rotating shaft 51, which is fixedly connected to the output end of the motor 3. A sleeve 53 is sleeved on the outer side of the rotating shaft 51, and a limiting groove is arranged on the outer side of the sleeve 53. The fixing seat 54 is located inside the limiting groove. During operation, the motor 3 is connected to the external motor to work, so that the motor 3 drives the rotating shaft 51 to rotate, and then the rotating shaft 51 drives the sleeve 53 to work, so that the sleeve 53 drives the display board 562 to rotate. By setting three display boards 562, multi-directional display can be performed. At the same time, the specific rotation position of the display board 562 can be adjusted by rotating the motor 3, which is convenient for the display board 5 62 for display in different directions, and at the same time, it is convenient for young children to stand in a fixed position when using the device to watch and learn all the display cards, thereby further improving the functionality and functionality of the device. The outer side of the sleeve 53 is fixedly connected with a fixing seat 54, and the number of the fixing seats 54 is three. The three fixing seats 54 are evenly distributed with the sleeve 53 as the center. The fixing seat 54 is rotatably connected to a connecting rod 55 on one side away from the sleeve 53. The connecting rod 55 is symmetrically arranged on the fixing seat 54, and the end of the connecting rod 55 away from the fixing seat 54 is fixedly connected to a display component 56; The display assembly 56 includes a fixed frame 561, which is fixedly connected to the connecting rod 55. The inner wall of the fixed frame 561 is fixedly connected with an exhibition board 562. A slide groove 563 is provided on one side of the fixed frame 561 close to the exhibition board 562. The slide groove 563 penetrates the fixed frame 561. A cleaning plate 564 is slidably connected to the inner wall of the slide groove 563. The exhibition board 562 is set as a curved surface, so that when it is displayed outdoors, the reflection interference in the outdoor environment can be reduced. Since the exhibition board 562 is a curved surface, it is difficult to clean when there are stains on the outer surface of the exhibition board 562. Through the cleaning plate 564, the slide groove 563 and the circular plate 565, the circular plate 565 is manually pushed to make the cleaning plate 564 slide inside the slide groove 563, so that the cleaning plate 564 cleans the outer wall of the exhibition board 562, thereby ensuring the cleanliness of the surface of the exhibition board 562 during the display process. Both ends of the cleaning plate 564 penetrate the slide groove 563 and are fixedly connected with the circular plates 565.

[0017] A fixing plate 52 is fixedly connected to the outer side of the rotating shaft 51. The fixing plate 52 is symmetrically arranged with the rotating shaft 51 as the center. One end of the fixing plate 52 away from the rotating shaft 51 is slidably connected to a fixing rod 59. The fixing rod 59 is magnetic, and the two fixing rods 59 arranged on both sides of the rotating shaft 51 have the same magnetism.

[0018] The sleeve 53 is located above the fixed plate 52, and a cylinder 58 is slidably connected to the outer side of the sleeve 53. The bottom of the cylinder 58 is set to be inclined. The cylinder 58 is located below the fixed seat 54. A supporting rod 57 is fixedly connected to the top of the cylinder 58. One end of the supporting rod 57 away from the cylinder 58 is fixedly connected to the connecting rod 55, and the supporting rod 57 is located in the middle of the two connecting rods 55.

[0019] The second embodiment is based on the first embodiment. Figures 7 and 8 As shown, the limiting mechanism 4 includes a shell 41, the shell 41 is fixedly connected to the top of the bottom plate 1, the rotating shaft 51 passes through the shell 41, the fixing plate 52 is located inside the shell 41, and the top of the shell 41 is provided with an annular groove 42, the number of the annular grooves 42 is three, and the three annular grooves 42 are evenly distributed around the rotating shaft 51, the inner wall of the annular groove 42 is slidably connected with a round rod 43, the top of the round rod 43 is fixedly connected with a supporting block 44, the opposite sides of the supporting block 44 and the cylinder 58 are set to be inclined, and the top of the supporting block 44 and the bottom of the cylinder 58 are arranged to be inclined. The top of the support block 44 is in contact with the bottom of the cylinder 58, and the top of the bottom plate 1 is rotatably connected to a fixing ring 45. A groove 46 is provided on the inner side of the fixing ring 45. The groove 46 is set in a hook shape. When working, the motor 3 is connected to an external power supply, and the motor 3 drives the rotating shaft 51 to rotate counterclockwise, and the rotating shaft drives the fixing plate 52 to rotate, and the fixing plate 52 drives the fixing rod 59 to rotate. The mutual repulsion between the two fixing rods 59 makes the fixing rod 59 closely contact with the inner wall of the fixing ring 45, and the fixing rod 59 rotates along the inner wall of the fixing ring 45. When the fixing rod 59 passes through the groove 46, it continues to rotate along the arc edge, and then adjusts to different directions. When the motor 3 drives the rotating shaft 51 to rotate clockwise, the rotating shaft 51 drives the fixing rod 59 to rotate. The fixing rod 59 first moves along the arc edge of the groove 46 and then gets stuck inside the groove 46. At this time, the rotating shaft 51 drives the fixing ring 45 to rotate through the fixing rod 59, so that the fixing block 47 on the top of the fixing ring 45 rotates. At this time, the fixing block 47 and the round rod 43 are squeezed, so that the round rod 43 moves toward the rotating shaft 51 inside the annular groove 42. The supporting block 44 and the top of the cylinder 58 generate a force, and the cylinder 58 is forced to move upward on the outer wall of the sleeve 53. The supporting rod 57 on the top of the cylinder 58 makes the connecting rod 55 rotate around the fixing seat 54, so as to adjust the inclination angle of the display board 562. The top of the fixing ring 45 is fixedly connected with a fixing block 47, and the fixing block 47 is set as an arc-shaped plate from the inside to the outside. The side of the fixing block 47 close to the rotating shaft 51 is in contact with the round rod 43, and the outer wall of the fixing rod 59 is rotatably connected with the inner wall of the fixing ring 45.

[0020] The third embodiment is based on the first and second embodiments. Fig. 9As shown, the fixing mechanism 2 includes a block 21, the block 21 is fixedly connected to the bottom of the base plate 1, a through hole 22 is provided on the outer wall of the block 21, and a spring 23 is provided on the inner wall of the through hole 22. By providing the spring 23, the support plate 25 and the limit rod 24, a triangle is formed between the two limit rods 24 and the base plate 1, thereby improving the stability of the device, thereby preventing the display device from tipping over and colliding with the child to cause injury to the child, thereby further improving the safety of the device. At the same time, by providing the spring 23, a buffering effect is played. The spring 23 is fixedly connected to the top of the inner wall of the through hole 22, and one end of the spring 23 away from the through hole 22 is fixedly connected to the limit rod 24. The limit rod 24 is symmetrically arranged with the block 21 as the center, and one end of the limit rod 24 away from the spring 23 is fixedly connected to the support plate 25. A circular hole 26 is provided on the side of the block 21 close to the support plate 25, and the motor 3 is arranged inside the block 21 to avoid contact with the child. By providing the circular hole 26, heat is dissipated to prevent the motor 3 from overheating.

[0021] When in use, the motor 3 is connected to an external power supply, the motor 3 drives the rotating shaft 51 to rotate counterclockwise, the rotating shaft drives the fixing plate 52 to rotate, the fixing plate 52 drives the fixing rod 59 to rotate, and the mutual repulsion between the two fixing rods 59 makes the fixing rod 59 closely contact with the inner wall of the fixing ring 45, and the fixing rod 59 rotates along the inner wall of the fixing ring 45. When the fixing rod 59 passes through the groove 46, it continues to rotate along the arc edge, and then adjusts to different directions. When the motor 3 drives the rotating shaft 51 to rotate clockwise, the rotating shaft 51 drives the fixing rod 59 to rotate, and the fixing rod 59 first rotates along the arc edge of the groove 46. The edge of the shape moves and then gets stuck in the groove 46. At this time, the rotating shaft 51 drives the fixing ring 45 to rotate through the fixing rod 59, so that the fixing block 47 on the top of the fixing ring 45 rotates. At this time, the fixing block 47 and the round rod 43 are squeezed, so that the round rod 43 slides in the ring groove 42 toward the rotating shaft 51, so that the support block 44 and the top of the cylinder 58 generate a force, and then the cylinder 58 is forced to move upward on the outer wall of the sleeve 53, and the supporting rod 57 on the top of the cylinder 58 makes the connecting rod 55 rotate around the fixing seat 54, so as to facilitate the adjustment of the inclination angle of the display board 562.

[0022] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. An auxiliary teaching aid for outdoor education and training of preschool children. It is characterized in that include: A base plate (1), and a connecting fastener arranged on the outside of the base plate (1), the bottom of the base plate (1) being fixedly connected to a fixing mechanism (2) via the connecting fastener, and a motor (3) being fixedly mounted in the middle of the bottom of the base plate (1); A limiting mechanism (4), wherein the limiting mechanism (4) is fixedly mounted on the top of the base plate (1); A display mechanism (5), the display mechanism (5) being fixedly connected to an output end of the motor (3), and the output end of the motor (3) passing through the bottom plate (1); The display mechanism (5) comprises a rotating shaft (51), the rotating shaft (51) being fixedly connected to the output end of the motor (3), a sleeve (53) being sleeved on the outer side of the rotating shaft (51), a fixing seat (54) being fixedly connected to the outer side of the sleeve (53), a connecting rod (55) being rotatably connected to a side of the fixing seat (54) away from the sleeve (53), and a display assembly (56) being fixedly connected to an end of the connecting rod (55) away from the fixing seat (54); The display assembly (56) comprises a fixed frame (561), the fixed frame (561) being fixedly connected to the connecting rod (55), the inner wall of the fixed frame (561) being fixedly connected to the display board (562), a sliding groove (563) being provided on a side of the fixed frame (561) close to the display board (562), the sliding groove (563) penetrating the fixed frame (561), the inner wall of the sliding groove (563) being slidably connected to a cleaning plate (564), and both ends of the cleaning plate (564) penetrating the sliding groove (563) and being fixedly connected to circular plates (565).

2. An auxiliary teaching aid for outdoor education and training of preschool children according to claim 1, Features: There are three fixing seats (54), and the three fixing seats (54) are evenly distributed with the sleeve (53) as the center. The connecting rods (55) are symmetrically arranged on the fixing seats (54).

3. The auxiliary teaching aid for outdoor education and training of preschool children according to claim 1, Features: A fixing plate (52) is fixedly connected to the outer side of the rotating shaft (51); the fixing plate (52) is symmetrically arranged with the rotating shaft (51) as the center; and a fixing rod (59) is slidably connected to one end of the fixing plate (52) away from the rotating shaft (51).

4. The auxiliary teaching aid for outdoor education and training of preschool children according to claim 2, Features: The sleeve (53) is located above the fixing plate (52); the outer side of the sleeve (53) is slidably connected to a cylinder (58); and the cylinder (58) is located below the fixing seat (54).

5. The auxiliary teaching aid for outdoor education and training of preschool children according to claim 4, Features: A support rod (57) is fixedly connected to the top of the cylinder (58), one end of the support rod (57) away from the cylinder (58) is fixedly connected to the connecting rod (55), and the support rod (57) is located in the middle of the two connecting rods (55).

6. The auxiliary teaching aid for outdoor education and training of preschool children according to claim 3, Features: The limiting mechanism (4) comprises a shell (41), the shell (41) is fixedly connected to the top of the bottom plate (1), the rotating shaft (51) passes through the shell (41), the fixing plate (52) is located inside the shell (41), and an annular groove (42) is provided on the top of the shell (41).

7. The auxiliary teaching aid for outdoor education and training of preschool children according to claim 6, Features: A round rod (43) is slidably connected to the inner wall of the annular groove (42), a support block (44) is fixedly connected to the top of the round rod (43), the top of the support block (44) contacts the bottom of the cylinder (58), a fixing ring (45) is rotatably connected to the top of the bottom plate (1), a groove (46) is formed on the inner side of the fixing ring (45), and a fixing block (47) is fixedly connected to the top of the fixing ring (45).

8. The auxiliary teaching aid for outdoor education and training of preschool children according to claim 7, Features: There are three annular grooves (42), which are evenly distributed around the rotating shaft (51). The side of the fixing block (47) close to the rotating shaft (51) is in contact with the round rod (43), and the outer wall of the fixing rod (59) is rotatably connected to the inner wall of the fixing ring (45).

9. The auxiliary teaching aid for outdoor education and training of preschool children according to claim 1, Features: The fixing mechanism (2) comprises a block (21), the block (21) being fixedly connected to the bottom of the base plate (1), the outer wall of the block (21) being provided with a through hole (22), the inner wall of the through hole (22) being provided with a spring (23), the spring (23) being fixedly connected to the top of the inner wall of the through hole (22), and one end of the spring (23) away from the through hole (22) being fixedly connected to a limiting rod (24).

10. An auxiliary teaching aid for outdoor education and training of preschool children according to claim 9, Features: The limiting rod (24) is symmetrically arranged with the block (21) as the center; one end of the limiting rod (24) away from the spring (23) is fixedly connected to a support plate (25); and a circular hole (26) is formed on one side of the block (21) close to the support plate (25).

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