CN216287234U - A lamp shadow presentation device for preschool education activity - Google Patents
A lamp shadow presentation device for preschool education activity Download PDFInfo
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- CN216287234U CN216287234U CN202122209060.2U CN202122209060U CN216287234U CN 216287234 U CN216287234 U CN 216287234U CN 202122209060 U CN202122209060 U CN 202122209060U CN 216287234 U CN216287234 U CN 216287234U
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Abstract
The utility model belongs to the technical field of preschool education, and particularly relates to a lamp shadow demonstration device for preschool education activities, aiming at solving the problems that the existing lamp shadow demonstration device is complicated in operation, inconvenient to adjust and poor in placement stability, so that an infant is easy to operate and collide on the demonstration device when moving, and the using effect is affected. According to the utility model, the two clamping plates are controlled to stably abut against the outer side of the base plate, so that the stability of the base plate placed on the top of the base plate is ensured, and the distance between the projection ring and the lamp and the demonstration plate can be adjusted, thereby performing lamp shadow demonstration work under different conditions and improving the demonstration effect.
Description
Technical Field
The utility model relates to the technical field of infant education, in particular to a lamp shadow demonstration device for infant education activities.
Background
The infant education mainly refers to education for infants at the age of 3-6 years, the infant education is the second half of preschool education or early education, the front is linked with the infant education at the age of 0-3 years, the back is linked with elementary education, and the infant education is an important and special stage for personal education and development. In the course of child education, the lamp shadow demonstration device can be used for making correspondent display so as to make it easy for child to make correct display.
Present lamp shadow presentation device complex operation, inconvenient regulation, and the stability of placing is not good, leads to the presentation device operation collision to drop easily when leading to the infant to remove, influences the result of use, therefore we have proposed a lamp shadow presentation device for preschool education activity is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects that the prior lamp shadow demonstration device is complicated in operation, inconvenient to adjust and poor in placement stability, so that an infant is easy to operate and collide on the demonstration device when moving, the infant falls off, and the using effect is influenced.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a lamp shadow demonstration device for infant education activities comprises a base plate and a table plate, wherein the base plate is placed on the top of the table plate, two fixing rods are fixedly mounted on one side of the top of the table plate, the top ends of the two fixing rods are fixedly mounted with the same demonstration plate, a sliding groove is formed in the top of the base plate, two sliding plates are slidably mounted in the sliding groove, a supporting rod and a vertical plate are fixedly mounted at the top of each sliding plate respectively, a projection ring is fixedly mounted at the top end of the supporting rod, a sliding frame is slidably sleeved on the outer side of the vertical plate, a lamp is fixedly mounted on one side of the sliding frame, a groove and two vertical grooves are formed in the bottom of the base plate, clamping plates are slidably mounted in the two vertical grooves respectively and are located on two sides of the table plate respectively, a connecting rope is fixedly connected to one side, which is close to each other, and a vertical shaft is rotatably connected to the inner wall of the top of the groove, fixed mounting has worm wheel and reel on the vertical axis, and two connect the equal fixed connection in the outside of reel of the one end that the rope is close to each other, and rotate on the both sides inner wall of recess and be connected with same worm, and the worm meshes with the worm wheel mutually, and the one end fixed mounting of worm has the handle, and fixed mounting has two guide bars in the spout, and two slides all slide and cup joint in the outside of two guide bars.
Preferably, the same limiting rod is fixedly connected to the inner walls of the two sides of the vertical groove, and the two clamping plates are respectively sleeved on the outer sides of the corresponding limiting rods in a sliding manner.
Preferably, the other side of the sliding frame is in threaded connection with a first bolt rod, and one end of the first bolt rod is movably abutted to the outer side of the vertical plate.
Preferably, a threaded hole is formed in the top of the sliding plate, a second bolt rod is connected to the threaded hole in an internal thread mode, and the bottom end of the second bolt rod is movably abutted to the inner wall of the bottom of the sliding groove.
Preferably, a fixing plate is fixedly installed in the groove and rotatably sleeved on the outer side of the vertical shaft.
Preferably, the two clamping plates are fixedly connected with connecting springs on the side close to each other, and one ends of the two connecting springs close to each other are fixedly connected with the side walls of the corresponding vertical grooves respectively.
According to the lamp shadow demonstration device for infant education activities, the base plate is placed at the top of the table plate, the rotating handle drives the worm to rotate, the worm is meshed with the worm wheel to drive the vertical shaft to rotate, the vertical shaft drives the winding wheel to rotate to wind the two connecting ropes, and the two connecting ropes drive the two clamping plates to move towards one side close to each other, so that the two clamping plates are stably abutted against the outer side of the base plate, and the stability of the base plate placed at the top of the base plate is guaranteed;
according to the lamp shadow demonstration device for the preschool education activities, the lamp is started to emit light to irradiate the projection ring, so that a lamp shadow is formed on the demonstration board, demonstration of the lamp shadow is performed, the first bolt rod can be unscrewed to perform height adjustment on the sliding frame and the lamp, then the first bolt rod is screwed to fix the height of the lamp, the second bolt rod can be unscrewed, the two sliding plates are moved to enable the projection ring and the lamp to move transversely, the distance between the projection ring and the lamp and the demonstration board is adjusted, demonstration work of the lamp shadow under different conditions is performed, and the demonstration effect is improved;
the lamp shadow demonstration device is reasonable in structural design, the two clamping plates are controlled to be stably abutted against the outer side of the base plate, the stability of the base plate placed on the top of the base plate is guaranteed, and the distance between the projection ring and the lamp and the demonstration plate can be adjusted, so that lamp shadow demonstration work under different conditions is performed, the demonstration effect is improved, and the reliability is high.
Drawings
FIG. 1 is a schematic perspective view of a light shadow demonstration apparatus for infant education according to the present invention;
FIG. 2 is a schematic cross-sectional view of a light shadow demonstration apparatus for infant education according to the present invention;
fig. 3 is a schematic structural diagram of a part a of a light shadow demonstration apparatus for infant education activities according to the present invention.
In the figure: 1. a substrate; 2. a table plate; 3. a demonstration board; 4. a chute; 5. a slide plate; 6. a projection ring; 7. a vertical plate; 8. a first bolt shank; 9. a second bolt shank; 10. a sliding frame; 11. a light fixture; 12. a handle; 13. a vertical groove; 14. a clamping plate; 15. connecting ropes; 16. a reel; 17. a groove; 18. a vertical axis; 19. a worm gear; 20. a fixing plate; 21. a worm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a light shadow demonstration device for infant education activities, comprising a base plate 1 and a table 2, wherein the base plate 1 is placed on the top of the table 2, two fixing rods are fixedly installed on one side of the top of the table 2, the top end of the two fixing rods is fixedly installed with a same demonstration plate 3, the top of the base plate 1 is provided with a chute 4, two sliding plates 5 are slidably installed in the chute 4, the top of the two sliding plates 5 are respectively and fixedly installed with a support rod and a vertical plate 7, the top end of the support rod is fixedly installed with a projection ring 6, the outer side of the vertical plate 7 is slidably sleeved with a sliding frame 10, one side of the sliding frame 10 is fixedly installed with a lamp 11, the bottom of the base plate 1 is provided with a groove 17 and two vertical grooves 13, clamping plates 14 are slidably installed in the two vertical grooves 13, the two clamping plates 14 are respectively located on two sides of the table 2, and one side of the two clamping plates 14 close to each other is fixedly connected with a connecting rope 15, rotate on the top inner wall of recess 17 and be connected with vertical axis 18, fixed mounting has worm wheel 19 and reel 16 on the vertical axis 18, two connect the equal fixed connection in the outside of reel 16 of one end that rope 15 is close to each other, and rotate on the both sides inner wall of recess 17 and be connected with same worm 21, worm 21 meshes with worm wheel 19 mutually, the one end fixed mounting of worm 21 has handle 12, fixed mounting has two guide bars in the spout 4, two slides 5 all slide and cup joint in the outside of two guide bars.
In the utility model, the same limiting rod is fixedly connected to the inner walls of the two sides of the vertical groove 13, and the two clamping plates 14 are respectively sleeved on the outer sides of the corresponding limiting rods in a sliding manner to guide and limit the clamping plates 14.
In the utility model, the other side of the sliding frame 10 is in threaded connection with the first bolt rod 8, and one end of the first bolt rod 8 is movably abutted against the outer side of the vertical plate 7, so that the sliding frame 10 is conveniently positioned.
In the utility model, the top of the sliding plate 5 is provided with a threaded hole, the threaded hole is internally threaded with a second bolt rod 9, and the bottom end of the second bolt rod 9 is movably abutted against the inner wall of the bottom of the sliding groove 4, so that the sliding plate 5 is conveniently positioned.
In the utility model, a fixing plate 20 is fixedly arranged in the groove 17, and the fixing plate 20 is rotatably sleeved outside the vertical shaft 18 to rotatably position the vertical shaft 18.
In the utility model, the sides of the two clamping plates 14 close to each other are fixedly connected with connecting springs, and the ends of the two connecting springs close to each other are respectively and fixedly connected with the side walls of the corresponding vertical grooves 13 to reset the clamping plates 14.
In the utility model, when in use, the base plate 1 is placed on the top of the table plate 2, the handle 12 is rotated to drive the worm 21 to rotate, the worm 21 drives the vertical shaft 18 to rotate through meshing with the worm wheel 19, the vertical shaft 18 drives the reel 16 to rotate to wind the two connecting ropes 15, the two clamping plates 14 are driven to move towards one side close to each other through the two connecting ropes 15, so that the two clamping plates 14 are stably abutted against the outer side of the base plate 1, the stability of the base plate 1 placed on the top of the base plate 1 is ensured, then the lamp 11 is started to emit light to irradiate the projection ring 6, so that a lamp shadow is formed on the demonstration plate 3, the demonstration of the lamp shadow is carried out, the first bolt rod 8 can be unscrewed to carry out height adjustment on the sliding frame 10 and the lamp 11, then the first bolt rod 8 can be screwed to fix the height of the lamp 11, and the second bolt rod 9 can be unscrewed, and thereby remove two slide 5 and make projection ring 6 and 11 lateral shifting of lamps and lanterns, adjust the interval of projection ring 6 and 11 and demonstration board 3 of lamps and lanterns to carry out the lamp shadow demonstration work under the different situation, promote demonstration effect.
Claims (6)
1. A lamp shadow demonstration device for infant education activities comprises a base plate (1) and a table plate (2), and is characterized in that the base plate (1) is placed at the top of the table plate (2), two fixing rods are fixedly installed on one side of the top of the base plate (1), the top ends of the two fixing rods are fixedly installed with a same demonstration plate (3), a sliding groove (4) is formed in the top of the base plate (1), two sliding plates (5) are slidably installed in the sliding groove (4), the tops of the two sliding plates (5) are respectively fixedly installed with a supporting rod and a vertical plate (7), a projection ring (6) is fixedly installed on the top end of the supporting rod, a sliding frame (10) is slidably sleeved on the outer side of the vertical plate (7), a lamp (11) is fixedly installed on one side of the sliding frame (10), a groove (17) and two vertical grooves (13) are formed in the bottom of the base plate (1), and a clamping plate (14) is slidably installed in the two vertical grooves (13), two grip blocks (14) are located the both sides of table (2) respectively, and two equal fixedly connected with in one side that grip blocks (14) are close to each other connect rope (15), it is connected with perpendicular axle (18) to rotate on the top inner wall of recess (17), fixed mounting has worm wheel (19) and reel (16) on perpendicular axle (18), the equal fixed connection in the outside of reel (16) of the one end that two are connected rope (15) are close to each other, and rotate on the both sides inner wall of recess (17) and be connected with same worm (21), worm (21) mesh with worm wheel (19) mutually, the one end fixed mounting of worm (21) has handle (12), fixed mounting has two guide bars in spout (4), two slides (5) all slide and cup joint in the outside of two guide bars.
2. The lamp shadow demonstration device for infant education activities according to claim 1, wherein the same limiting rod is fixedly connected to the inner walls of the two sides of the vertical groove (13), and the two clamping plates (14) are respectively sleeved on the outer sides of the corresponding limiting rods in a sliding manner.
3. A light shadow demonstration device for preschool educational activities according to claim 1, wherein a first bolt bar (8) is screwed on the other side of the sliding frame (10), and one end of the first bolt bar (8) is movably abutted with the outer side of the vertical plate (7).
4. A light shadow demonstration device for preschool education activities according to claim 1 characterized in that the top of the sliding plate (5) is provided with a threaded hole, a second bolt rod (9) is connected with the threaded hole in a threaded manner, and the bottom end of the second bolt rod (9) is movably abutted against the inner wall of the bottom of the sliding chute (4).
5. A light shadow demonstration device for infant educational activities according to claim 1 wherein a fixing plate (20) is fixedly mounted in the groove (17), the fixing plate (20) is rotatably sleeved outside the vertical shaft (18).
6. A light shadow demonstration device for preschool educational activities according to claim 1, wherein the side of the two holding plates (14) close to each other is fixedly connected with a connecting spring, and the end of the two connecting springs close to each other is fixedly connected with the side wall of the corresponding vertical groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122209060.2U CN216287234U (en) | 2021-09-13 | 2021-09-13 | A lamp shadow presentation device for preschool education activity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122209060.2U CN216287234U (en) | 2021-09-13 | 2021-09-13 | A lamp shadow presentation device for preschool education activity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216287234U true CN216287234U (en) | 2022-04-12 |
Family
ID=81065761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122209060.2U Active CN216287234U (en) | 2021-09-13 | 2021-09-13 | A lamp shadow presentation device for preschool education activity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216287234U (en) |
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2021
- 2021-09-13 CN CN202122209060.2U patent/CN216287234U/en active Active
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