CN211979892U

CN211979892U - New forms of energy dolly presentation device that imparts knowledge to students

Info

Publication number: CN211979892U
Application number: CN202021126634.9U
Authority: CN
Inventors: 张琪
Original assignee: Shandong Shuangyou Stationery Co ltd
Current assignee: Shandong Shuangyou Stationery Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2020-11-20
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to a new forms of energy dolly presentation device that imparts knowledge to students, including the U-shaped base, U-shaped base bilateral symmetry digs and is equipped with the spacing groove, the fixed damping spring that is equipped with in spacing inslot chamber bottom, the fixed flexible backup pad that is equipped with in damping spring top, can improve the damping performance of flexible backup pad through setting up damping spring, can prevent that the violent vibrations in teaching presentation device removal process from causing the LED display screen to damage, can carry out the animation demonstration of imparting knowledge to students through setting up the LED display screen, can carry out the joint to the teaching blackboard through setting up spacing hole and spring buckle and fix, draw the teaching blackboard down through the handle when needing to use the teaching blackboard and can take out the teaching blackboard from bar spout inner chamber, can be when not needing to use the teaching blackboard to indent bar spout inner chamber of teaching blackboard, occupation space is not, high durability and convenient use, the clamping such as teaching picture is fixed at teaching blackboard front side surface, makes things convenient for the teaching.

Description

New forms of energy dolly presentation device that imparts knowledge to students

Technical Field

The utility model relates to a new forms of energy dolly presentation device that imparts knowledge to students belongs to teaching presentation device technical field.

Background

The new energy generally refers to renewable energy developed and utilized on the basis of new technology, including solar energy, biomass energy, wind energy, geothermal energy, wave energy, ocean current energy, tidal energy, thermal cycle between the surface and the deep layer of the ocean, and the like, and in addition, hydrogen energy, methane, alcohol, methanol and the like, and the widely utilized energy such as coal, petroleum, natural gas, water energy and the like is called conventional energy, and with the limitation of the conventional energy and the increasing prominence of environmental problems, the new energy taking environmental protection and regeneration as the characteristics is more and more emphasized by various countries, and the existing teaching demonstration device generally does not have energy-saving performance, is poor in damping performance and is inconvenient to move.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, provide a new energy trolley teaching demonstration device, the damping performance is good, the movement is convenient, the damping performance of the telescopic support plate can be improved by arranging the damping spring, the damage of the LED display screen caused by the severe vibration in the moving process of the teaching demonstration device can be prevented, the height of the demonstration box can be adjusted by arranging the telescopic support plate and drawing the solid support plate by loosening the fixing bolt, different operation and use requirements can be met, the teaching animation demonstration can be carried out by arranging the LED display screen, the LED display screen can be protected while the video teaching of the LED display screen is not influenced by arranging the glass panel, the service life of the LED display screen can be prolonged, the illumination can be carried out at night by arranging the LED illuminating lamp, the teaching blackboard can be fixed by clamping by arranging the limiting hole and the spring buckle, the teaching blackboard can be taken out from bar spout inner chamber through the handle during need use teaching blackboard draw-down teaching blackboard, can be to teaching blackboard indentation bar spout inner chamber when need not using the teaching blackboard, occupation space does not, high durability and convenient use, make things convenient for teaching poster through setting up spacing splint, centre gripping such as teaching picture is fixed at teaching blackboard front side surface, convenient teaching, can control the lift of anti-skidding backing plate through rotatory handle clockwise or anticlockwise rotation threaded rod, can fix the U-shaped base, can prevent swift current car, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

a new energy trolley teaching demonstration device comprises a U-shaped base, wherein limiting grooves are symmetrically dug in two sides of the U-shaped base, a damping spring is fixedly arranged at the bottom of an inner cavity of each limiting groove, a telescopic supporting plate is fixedly arranged at the top of the damping spring, a demonstration box is fixedly connected to one side of the top of the telescopic supporting plate through a support, an LED display screen is fixedly connected to the inner cavity of the demonstration box through a spring column, a glass panel is fixedly connected to the front side surface of the demonstration box through a hinge, a rain baffle is fixedly arranged at the top of the demonstration box, an LED illuminating lamp is embedded and fixedly installed on the front side surface of the rain baffle, strip-shaped sliding grooves are symmetrically and fixedly arranged on the rear side surface of the demonstration box, strip-shaped sliding plates are arranged in the inner cavities of the strip-shaped sliding grooves, a teaching blackboard is fixedly connected to one side of each, the rain shield top fixed surface is equipped with solar panel, the U-shaped base top is located the fixed battery that is equipped with in flexible backup pad one side, just the battery is connected with LED display screen, LED light respectively through the wire.

As the further description of the technical scheme, the front side surface of the teaching blackboard is fixedly connected with a limiting clamp plate through bolts, and the limiting clamp plate is provided with two groups of symmetrical clamping plates arranged on two sides of the front side surface of the teaching blackboard.

As the further description of the technical scheme, supporting plates are symmetrically and fixedly arranged on two sides of the bottom of the U-shaped base, threaded rods are arranged on the supporting plates in an inserting mode, rotating handles are fixedly arranged on the tops of the threaded rods, and anti-skidding base plates are fixedly arranged on the bottoms of the threaded rods.

As further description of the technical scheme, a handle is fixedly arranged at the bottom of the teaching blackboard, and anti-skid stripes are arranged on the outer side of the handle.

As further description of the technical scheme, the bottom of the U-shaped base is connected with four universal wheels through a rotating shaft, and the four universal wheels are arranged.

As a further description of the above technical solution, the retractable supporting plate is composed of a hollow supporting plate and a solid supporting plate, the bottom of the solid supporting plate penetrates through the inner cavity of the hollow supporting plate, a fixing bolt is fixedly arranged on one side of the top of the hollow supporting plate, and one end of the fixing bolt penetrates through one side of the hollow supporting plate.

The utility model discloses beneficial effect: 1. the damping performance of the telescopic supporting plate can be improved by arranging the damping spring, the LED display screen can be prevented from being damaged due to severe vibration in the moving process of the teaching demonstration device, the height of the demonstration box can be adjusted by loosening the fixing bolt and drawing the solid supporting plate through arranging the telescopic supporting plate, and different operation and use requirements can be met;

2. teaching animation demonstration can be carried out by arranging the LED display screen, the LED display screen can be protected while video teaching played by the LED display screen is not influenced by arranging the glass panel, the service life of the LED display screen can be prolonged, illumination can be carried out at night by arranging the LED illuminating lamp, the teaching blackboard can be clamped and fixed by arranging the limiting hole and the spring buckle, the teaching blackboard can be drawn out of the inner cavity of the bar-shaped chute by pulling the teaching blackboard downwards through the handle when the teaching blackboard is required to be used, the teaching blackboard can be retracted into the inner cavity of the bar-shaped chute when the teaching blackboard is not required to be used, no space is occupied, and the use is convenient;

3. through setting up spacing splint convenience to fix the centre gripping such as teaching poster, teaching picture at teaching blackboard front side surface, the antiskid backing plate lift can be controlled through rotatory handle clockwise or anticlockwise rotation threaded rod to convenient teaching, can fix the U-shaped base, can prevent the swift current car.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is the utility model discloses a new forms of energy dolly teaching presentation device elevation.

Fig. 2 is the utility model discloses a new forms of energy dolly teaching presentation device's inside front view of demonstration case.

Fig. 3 is the utility model discloses a new forms of energy dolly teaching presentation device's U-shaped base cross-sectional view.

Fig. 4 is the utility model discloses a new forms of energy dolly teaching presentation device's bar spout structure sketch map.

Fig. 5 is the utility model relates to a new forms of energy dolly teaching presentation device's teaching blackboard top view.

Fig. 6 is the utility model relates to a new forms of energy dolly teaching presentation device's teaching blackboard main view.

Reference numbers in the figures: 1. a U-shaped base; 2. a limiting groove; 3. a damping spring; 4. a telescopic supporting plate; 5. a demonstration box; 6. a spring post; 7. an LED display screen; 8. a solar panel; 9. a glass panel; 10. a rain shield; 11. an LED lighting lamp; 12. a strip-shaped chute; 13. a strip-shaped sliding plate; 14. a teaching blackboard; 15. a limiting hole; 16. a spring buckle; 17. a limiting clamp plate; 18. a support plate; 19. a threaded rod; 20. rotating the handle; 21. an anti-skid backing plate; 22. a storage battery; 23. a handle; 24. a universal wheel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in figures 1-6, a new energy trolley teaching demonstration device comprises a U-shaped base 1, wherein limiting grooves 2 are symmetrically dug on two sides of the U-shaped base 1, damping springs 3 are fixedly arranged at the bottoms of inner cavities of the limiting grooves 2, the damping performance of telescopic supporting plates 4 can be improved by arranging the damping springs 3, the damage of an LED display screen 7 caused by severe vibration in the moving process of the teaching demonstration device can be prevented, the telescopic supporting plates 4 are fixedly arranged at the tops of the damping springs 3, the heights of demonstration boxes 5 can be adjusted by loosening fixing bolts to pull the solid supporting plates by arranging the telescopic supporting plates 4, different operation and use requirements can be met, one side of the tops of the telescopic supporting plates 4 is fixedly connected with a demonstration box 5 through a bracket, the inner cavity of the demonstration box 5 is fixedly connected with an LED display screen 7 through a spring column 6, and the LED display screen 7 can be used for, the front side surface of the demonstration box 5 is fixedly connected with a glass panel 9 through a hinge, the glass panel 9 can protect the LED display screen 7 while not influencing the video teaching played by the LED display screen 7, the service life of the LED display screen 7 can be prolonged, a rain baffle plate 10 is fixedly arranged at the top of the demonstration box 5, an LED illuminating lamp 11 is fixedly installed on the front side surface of the rain baffle plate 10 in an embedded mode, the LED illuminating lamp 11 can illuminate at night, a strip-shaped sliding groove 12 is symmetrically and fixedly arranged on the rear side surface of the demonstration box 5, a strip-shaped sliding plate 13 is arranged in the inner cavity of the strip-shaped sliding groove 12, a teaching blackboard 14 is fixedly connected to one side of the strip-shaped sliding plate 13, a limiting hole 15 is dug in the surface of one side of the strip-shaped sliding groove 12 at equal distance, a spring buckle 16 is fixedly arranged on one side of, the storage battery 22 is fixedly arranged on one side, located on the telescopic supporting plate 4, of the top of the U-shaped base 1, and the storage battery 22 is connected with the LED display screen 7 and the LED illuminating lamp 11 through conducting wires respectively.

Specifically, as shown in fig. 1, the fixed backup pad 18 that is equipped with of U-shaped base 1 bottom bilateral symmetry, it is equipped with threaded rod 19 to alternate in the backup pad 18, the fixed rotatory handle 20 that is equipped with in threaded rod 19 top, the fixed skid resistant plate 21 that is equipped with in threaded rod 19 bottom, can control skid resistant plate 21 through rotatory handle 20 clockwise or anticlockwise rotation threaded rod 19 and go up and down, can fix U-shaped base 1, can prevent the swift current car.

Specifically, as shown in fig. 2, an inner cavity of the demonstration box 5 is fixedly connected with an LED display screen 7 through a spring column 6.

Specifically, as shown in fig. 3, the top of the U-shaped base 1 is located 4 one sides of the telescopic support plate and fixedly provided with a storage battery 22, and the storage battery 22 is connected with the LED display screen 7 and the LED lighting lamp 11 through wires respectively, the solar panel 8 can convert solar energy into electric energy, and the storage battery 22 can store the electric energy converted by the solar panel 8 and supply power to the LED display screen 7 and the LED lighting lamp 11, thereby saving energy.

Specifically, as shown in fig. 4, a limiting hole 15 is dug in the surface of one side of the strip-shaped chute 12 at equal intervals, and the limiting hole 15 can limit the spring buckle 16.

Specifically, as shown in fig. 5, the 14 front side surfaces of teaching blackboard pass through bolt fixedly connected with limit splint 17, just limit splint 17 is equipped with two sets of symmetries and sets up in 14 front side surfaces both sides of teaching blackboard, and limit splint 17 conveniently fixes the centre gripping such as teaching poster, teaching picture at 14 front side surfaces of teaching blackboard, convenient teaching.

Specifically, as shown in fig. 6, the fixed spring clip 16 that is equipped with in top one side that teaching blackboard 14 was kept away from to bar slide 13, can carry out the joint through setting up spacing hole 15 and spring clip 16 and fix teaching blackboard 14, can take teaching blackboard 14 out from bar spout 13 inner chamber through handle 23 during the blackboard 14 that draws downwards need using teaching blackboard 14, can be 14 indentation bar spout 13 inner chambers to teaching blackboard when need not using teaching blackboard 14, occupation space, convenient to use.

The utility model discloses the theory of operation: the solar panel 8 can convert solar energy into electric energy, the storage battery 22 can store the electric energy converted by the solar panel 8 to supply power to the LED display screen 7 and the LED illuminating lamp 11, energy is saved, the damping performance of the telescopic supporting plate 4 can be improved by arranging the damping spring 3, the damage of the LED display screen 7 caused by severe vibration in the moving process of the teaching demonstration device can be prevented, the height of the demonstration box 5 can be adjusted by loosening the fixing bolt to pull the solid supporting plate, different operation and use requirements can be met, the glass panel 9 can protect the LED display screen 7 while the video teaching played by the LED display screen 7 is not influenced, the service life of the LED display screen 7 can be prolonged, the anti-skid base plate 21 can be controlled to lift by rotating the threaded rod 19 clockwise or anticlockwise by rotating the handle 20, the U-shaped base 1 can be fixed, and the sliding of a vehicle can be prevented, can carry out the joint to teaching blackboard 14 through setting up spacing hole 15 and spring buckle 16 and fix, it can take teaching blackboard 14 from bar spout 13 inner chamber to draw teaching blackboard 14 downwards through handle 23 when needing to use teaching blackboard 14, can be 14 indentation bar spout 13 inner chambers of teaching blackboard when need not using teaching blackboard 14, occupation space is not, high durability and convenient use, spacing splint 17 can be fixed the side surface before teaching blackboard 14 to centre gripping such as teaching poster, teaching picture, convenient teaching.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a new forms of energy dolly teaching presentation device, includes U-shaped base (1), its characterized in that: the LED teaching demonstration device is characterized in that limiting grooves (2) are symmetrically dug in two sides of a U-shaped base (1), damping springs (3) are fixedly arranged at the bottoms of inner cavities of the limiting grooves (2), telescopic supporting plates (4) are fixedly arranged at the tops of the damping springs (3), a demonstration box (5) is fixedly connected to one side of the top of each telescopic supporting plate (4) through a support, an LED display screen (7) is fixedly connected to the inner cavity of the demonstration box (5) through a spring column (6), a glass panel (9) is fixedly connected to the front side surface of the demonstration box (5) through a hinge, a rain baffle (10) is fixedly arranged at the top of the demonstration box (5), LED illuminating lamps (11) are fixedly installed on the front side surface of the rain baffle (10) in an embedded mode, strip sliding grooves (12) are symmetrically and fixedly arranged on the rear side surface of the demonstration box (5), strip sliding plates (13) are arranged, bar spout (12) a side surface equidistance is dug and is equipped with spacing hole (15), the fixed spring buckle (16) that is equipped with in top one side that teaching blackboard (14) was kept away from in bar slide (13), weather shield (10) top fixed surface is equipped with solar panel (8), U-shaped base (1) top is located telescopic support board (4) one side and is fixed battery (22) of being equipped with, just battery (22) are connected with LED display screen (7), LED light (11) respectively through the wire.

2. The new energy trolley teaching demonstration device as claimed in claim 1, wherein: teaching blackboard (14) front side surface passes through bolt fixedly connected with spacing splint (17), just spacing splint (17) are equipped with two sets of symmetries and set up in teaching blackboard (14) front side surface both sides.

3. The new energy trolley teaching demonstration device as claimed in claim 1, wherein: u-shaped base (1) bottom bilateral symmetry is fixed and is equipped with backup pad (18), it is equipped with threaded rod (19) to alternate on backup pad (18), threaded rod (19) top is fixed and is equipped with rotatory handle (20), threaded rod (19) bottom is fixed and is equipped with anti-skidding backing plate (21).

4. The new energy trolley teaching demonstration device as claimed in claim 1, wherein: the bottom of the teaching blackboard (14) is fixedly provided with a handle (23), and anti-skid stripes are arranged on the outer side of the handle (23).

5. The new energy trolley teaching demonstration device as claimed in claim 1, wherein: the bottom of the U-shaped base (1) is connected with universal wheels (24) through a rotating shaft, and four groups of universal wheels (24) are arranged.

6. The new energy trolley teaching demonstration device as claimed in claim 1, wherein: the telescopic support plate (4) is composed of a hollow support plate and a solid support plate, the bottom of the solid support plate penetrates through the inner cavity of the hollow support plate, one side of the top of the hollow support plate is fixedly provided with a fixing bolt, and one end of the fixing bolt penetrates through one side of the hollow support plate.