CN217649193U

CN217649193U - Historical chronology picture and text teaching device

Info

Publication number: CN217649193U
Application number: CN202220231027.1U
Authority: CN
Inventors: 陈远辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-10-25
Anticipated expiration: 2032-01-26

Abstract

The utility model relates to a teaching aid technical field especially relates to a historical year picture and text teaching device, and it includes bottom plate, horizontal pole, panel, mounting panel, motor B, blackboard, wind-up roll and curtain cloth. The symmetry sets up two outer tubes on the bottom plate, slides in the outer tube and sets up interior pole, and the horizontal pole setting is on the top of pole, and the panel rotates and sets up between the horizontal pole, sets up the slide rail on the panel, slides on the slide rail and sets up slider A, and slider A's both ends all rotate and set up the connecting rod. The mounting panel sets up on interior pole, rotates between the mounting panel of both sides and sets up two-way lead screw, and the symmetry sets up two slider B on the two-way lead screw, and both sides slider B is connected with the one end that slider A was kept away from to the corresponding side connecting rod respectively, and motor B drive connects two-way lead screw. The blackboard is symmetrically and slidably arranged on the display board, the wind-up rolls are symmetrically and rotatably arranged at two ends of the display board, the cord fabric is wound on the wind-up rolls, and the motor C is connected with the wind-up rolls in a driving mode. The utility model discloses angle and altitude mixture control can carry out to stability is high.

Description

Historical chronology picture and text teaching device

Technical Field

The utility model relates to a teaching aid technical field especially relates to a historical time image-text teaching device.

Background

History is the past and studies thereof described in written documents. Events that occurred before the written record were considered a prehistoric history. "History" is a generic term that relates to past events and the interpretation of information about those events, as well as memory, discovery, collection, organization, presentation, and the like. The most painful of student is the relation of times in history, in order to make the more clear record of student clear historical time's relevant information, the teaching researcher has taken multiple different measures to different teaching aids have been designed, but current history teaching aid structure is many simple, lacks the interest.

Chinese patent No. CN210574343U discloses a historical chronological image-text teaching device, but in the actual teaching process of the device, the angle of the display board is not adjustable, the comfort level of the student is poor when watching the image-text teaching device, and the function of the device is too single to realize the function of combining the blackboard writing and the image-text teaching device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides a historical time image-text teaching device.

The technical scheme of the utility model: a historical chronology image-text teaching device comprises a bottom plate, a cross rod, a display plate, an installation plate, a motor B, a blackboard, a wind-up roll and curtain cloth. The bottom plate is symmetrically provided with two outer tubes, the inner tubes are arranged in the outer tubes in a sliding mode, a connecting plate is arranged between the inner rods in two sides, the two ends of the connecting plate are respectively connected with the inner rods in two sides and are in sliding connection with the outer tubes, the bottom plate is provided with a motor A, the output end of the motor A is provided with a lead screw, and the connecting plate is in threaded connection with the lead screw. The horizontal pole sets up the top at interior pole, rotates between the horizontal pole of both sides and sets up the pivot. The display board is characterized in that a protruding block is arranged on the back plate of the display board and is connected with the rotating shaft in a rotating mode, a sliding rail is arranged on the back plate of the display board, a sliding block A is arranged on the sliding rail in a sliding mode, and connecting rods are arranged at two ends of the sliding block A in a rotating mode. The mounting plates are arranged on the inner rod and are in sliding connection with the outer tube, the two-way screw rods are rotatably arranged between the mounting plates on the two sides, the two slide blocks B are symmetrically arranged on the two-way screw rods, and the slide blocks B on the two sides are respectively connected with one ends, far away from the slide block A, of the corresponding side connecting rods. The motor B is arranged on one of the mounting plates, and the output end of the motor B is connected with the end part of the bidirectional screw rod. The blackboards are symmetrically and slidably arranged on the display board, and the blackboards on the two sides are matched with each other. The wind-up rolls are symmetrically and rotatably arranged at two ends of the display panel, the curtain cloth is wound on one wind-up roll, and the other end of the curtain cloth is wound on the wind-up roll at the other side. The motor C is symmetrically arranged on the display board, and the output end of the motor C is connected with the end part of the roller of the corresponding side winding roller.

Preferably, the bottom of the bottom plate is provided with four universal wheels, and self-locking assemblies are arranged on the universal wheels.

Preferably, the vertical grooves A are formed in the side, close to each other, of the outer pipes on the two sides, and the two ends of the connecting plate penetrate through the vertical grooves A on the corresponding sides respectively and are connected with the inner rods on the corresponding sides. The outer pipes on the two sides are provided with vertical grooves B, and the mounting plates are located in the corresponding vertical grooves B and are in sliding connection with the vertical grooves B.

Preferably, a sliding rod parallel to the bidirectional screw rod is arranged between the mounting plates on the two sides, and the sliding block B is connected with the sliding rod in a sliding mode.

Preferably, the fluorescent lamp panel is arranged on one side, close to the blackboard, of the display board, and the curtain cloth is located outside the fluorescent lamp panel and is in sliding connection with the fluorescent lamp panel.

Preferably, the middle section of the sliding block A is provided with a rotating part, and the rotating part is positioned on the inner side of the sliding rail and is rotationally connected with the sliding rail.

Preferably, the one end that both sides blackboard was kept away from each other all sets up the handle, sets up the antiskid cover on the handle, and the upper end and the lower extreme of blackboard all set up slider C, and two sets of tracks that slide about the front symmetry of panel sets up, and slider C inserts in the track that slides and rather than sliding connection.

Preferably, the top ends of the outer pipes on the two sides are provided with reinforcing plates, and the top end of the screw rod is rotatably connected with the reinforcing plates.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the universal wheels are arranged, so that the device is convenient to move and position; the height of the display board can be conveniently increased or reduced by arranging the matching structure of the outer pipe, the inner rod motor A and the screw rod; through the arrangement of the matching structure of the motor B, the bidirectional screw rod, the sliding block and the connecting rod, the inclination angle of the display board can be conveniently adjusted, so that a student can conveniently watch at an optimal angle; by arranging the sliding blackboard, the curtain cloth is shielded when the blackboard is closed, so that the curtain cloth is prevented from falling ash, and the matching of curtain cloth picture display and blackboard writing display after the blackboard is opened can be realized; simultaneously the utility model discloses structural stability is high, and easy operation is convenient, and is very practical.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of a back structure of the display board;

fig. 3 is a diagram of the position relationship between the curtain cloth and the display board.

Reference numerals: 1. a base plate; 2. a universal wheel; 3. an outer tube; 4. an inner rod; 5. a connecting plate; 6. a motor A; 7. a screw rod; 8. a cross bar; 9. a rotating shaft; 10. displaying a board; 11. a bump; 12. a slide rail; 13. a slide block A; 14. a connecting rod; 15. mounting a plate; 16. a bidirectional screw rod; 17. a slide block B; 18. a motor B; 19. a blackboard; 20. a wind-up roll; 21. a motor C; 22. a curtain cloth.

Detailed Description

Example one

As shown in fig. 1-3, the utility model provides a history image-text teaching device in the ages, including bottom plate 1, horizontal pole 8, panel 10, mounting panel 15, motor B18, blackboard 19, wind-up roll 20 and curtain cloth 22. The bottom plate 1 is provided with two outer tubes 3 symmetrically, an inner rod 4 is arranged in the outer tubes 3 in a sliding mode, a connecting plate 5 is arranged between the inner rods 4 on two sides, two ends of the connecting plate 5 are respectively connected with the inner rods 4 on two sides and are in sliding connection with the outer tubes 3, the bottom plate 1 is provided with a motor A6, the output end of the motor A6 is provided with a lead screw 7, and the connecting plate 5 is in threaded connection with the lead screw 7. The cross rods 8 are arranged at the top end of the inner rod 4, and rotating shafts 9 are rotatably arranged between the cross rods 8 at the two sides. Set up lug 11 on the backplate of panel 10, lug 11 rotates with pivot 9 to be connected, sets up slide rail 12 on the backplate of panel 10, and the sliding sets up slider A13 on slide rail 12, and the both ends of slider A13 all rotate and set up connecting rod 14. The mounting plates 15 are arranged on the inner rod 4 and are connected with the outer tube 3 in a sliding mode, the two-way screw rods 16 are rotatably arranged between the mounting plates 15 on the two sides, the two slide blocks B17 are symmetrically arranged on the two-way screw rods 16, and the slide blocks B17 on the two sides are respectively connected with one ends, far away from the slide block A13, of the corresponding side connecting rods 14. The motor B18 is arranged on one of the mounting plates 15, and the output end of the motor B18 is connected with the end part of the bidirectional screw rod 16. The blackboards 19 are symmetrically and slidably arranged on the display board 10, and the blackboards 19 on the two sides are mutually matched. The wind-up rolls 20 are symmetrically and rotatably arranged at two ends of the display panel 10, the curtain cloth 22 is wound on one wind-up roll 20, and the other end of the curtain cloth 22 is wound on the other wind-up roll 20. The motors C21 are symmetrically arranged on the display board 10, and the output ends of the motors C21 are connected with the end parts of the rolling shafts of the corresponding side winding rollers 20.

In the embodiment, a corresponding historical age chart is pasted on the curtain cloth, when history teaching is carried out, the device is moved to a proper position of a platform, a motor A6 is started, the motor A6 rotates to drive a screw rod 7 to rotate, an inner rod 4 rises to drive a display board 10 to rise, when the height of the display board 10 is adjusted to a proper position, a motor B18 is started, the motor B18 rotates to drive a bidirectional screw rod 16 to rotate, sliding blocks B17 on two sides move in the opposite direction or in the reverse direction, the opening angle between connecting rods 14 is increased or decreased, the connecting rods push or pull the display board 10 to move, so that the inclination angle of the display board 10 is adjusted to a comfortable angle for a student to watch, then, the curtain cloth 22 on the inner side is pulled open, the historical age chart pasted on the curtain cloth 22 in advance is exposed, the rollers 20 on two sides can move by controlling the motor C21 on two sides to rotate, so that the curtain cloth 22 on the front side of the display board 10 moves left or right, the demonstration of historical transition is realized, the detailed rolling of the curtain cloth can be carried out in the demonstration in the process, and the blackboard can be rolled up in detail, and the demonstration has good interestingness and good blackboard interpretation.

Example two

As shown in fig. 2, the utility model provides a historical year picture and text teaching device compares in embodiment one, still is equipped with the slide bar that is parallel to each other with two-way lead screw 16 between the mounting panel 15 of both sides, slider B17 and slide bar sliding connection. The middle section of the sliding block A13 is provided with a rotating part which is positioned at the inner side of the sliding rail 12 and is rotationally connected with the sliding rail.

In this embodiment, the main function of the sliding rod is to prevent the sliding block B17 from rotating along with the rotation of the bidirectional screw 16, and the rotating component performs adaptive angle conversion when the position of the sliding block a13 on the sliding rail 12 changes, so that the sliding block a13 slides on the sliding rail 12 more stably.

EXAMPLE III

As shown in fig. 1 and 2, the utility model provides a historical times picture and text teaching device compares in embodiment one, and one side that panel 10 is close to blackboard 19 sets up the fluorescent lamp board, and curtain cloth 22 is located the outside of fluorescent lamp board and with fluorescent lamp board sliding connection. The one end that both sides blackboard 19 kept away from each other all sets up the handle, sets up the antiskid cover on the handle, and the upper end and the lower extreme of blackboard 19 all set up slider C, and two sets of tracks that slide about the front symmetry of panel 10 sets up, and slider C inserts in the track that slides and rather than sliding connection.

In this embodiment, the fluorescent lamp panel can be used for light supplement at night from the back of the curtain cloth 22, so that a student can conveniently observe information and contours of historical charts, and the slide rail improves the stability of the blackboard 19 during movement.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A historical chronology image-text teaching device is characterized by comprising a bottom plate (1), a cross bar (8), a display plate (10), a mounting plate (15), a motor B (18), a blackboard (19), a winding roller (20) and curtain cloth (22);

the bottom plate (1) is symmetrically provided with two outer tubes (3), inner rods (4) are arranged in the outer tubes (3) in a sliding mode, a connecting plate (5) is arranged between the inner rods (4) on the two sides, two ends of the connecting plate (5) are respectively connected with the inner rods (4) on the two sides and are connected with the outer tubes (3) in a sliding mode, the bottom plate (1) is provided with a motor A (6), the output end of the motor A (6) is provided with a screw rod (7), and the connecting plate (5) is in threaded connection with the screw rod (7); the cross rods (8) are arranged at the top ends of the inner rods (4), and rotating shafts (9) are rotatably arranged between the cross rods (8) at the two sides;

a lug (11) is arranged on the back plate of the display plate (10), the lug (11) is rotatably connected with the rotating shaft (9), a sliding rail (12) is arranged on the back plate of the display plate (10), a sliding block A (13) is arranged on the sliding rail (12) in a sliding manner, and connecting rods (14) are rotatably arranged at two ends of the sliding block A (13); the mounting plates (15) are arranged on the inner rod (4) and are connected with the outer tube (3) in a sliding mode, a bidirectional screw rod (16) is rotatably arranged between the mounting plates (15) on the two sides, two sliding blocks B (17) are symmetrically arranged on the bidirectional screw rod (16), and the sliding blocks B (17) on the two sides are respectively connected with one end, far away from the sliding block A (13), of the corresponding side connecting rod (14); the motor B (18) is arranged on one of the mounting plates (15), and the output end of the motor B (18) is connected with the end part of the bidirectional screw rod (16);

the blackboards (19) are symmetrically and slidably arranged on the display board (10), and the blackboards (19) on the two sides are matched with each other; the winding rollers (20) are symmetrically and rotatably arranged at two ends of the display board (10), the curtain cloth (22) is wound on one winding roller (20), and the other end of the curtain cloth (22) is wound on the other winding roller (20); the motors C (21) are symmetrically arranged on the display board (10), and the output ends of the motors C (21) are connected with the end parts of the rolling shafts of the corresponding side winding rollers (20).

2. The image-text teaching device for historical times according to claim 1, wherein four universal wheels (2) are arranged at the bottom of the bottom plate (1), and self-locking components are arranged on the universal wheels (2).

3. The image-text teaching device for the historical times of the year as claimed in claim 1, wherein one side of the outer tubes (3) at the two sides, which is close to each other, is provided with a vertical groove A, and two ends of the connecting plate (5) respectively penetrate through the vertical groove A at the corresponding side and are connected with the inner rod (4) at the corresponding side; the outer pipes (3) on the two sides are provided with vertical grooves B, and the mounting plates (15) are positioned in the corresponding vertical grooves B and are in sliding connection with the vertical grooves B.

4. The image-text teaching device for historical times of the year of claim 1, wherein a slide bar parallel to the bidirectional screw rod (16) is arranged between the mounting plates (15) at the two sides, and the slide block B (17) is connected with the slide bar in a sliding way.

5. The historical chronological image-text teaching device according to claim 1, wherein a fluorescent lamp panel is arranged on one side of the display board (10) close to the blackboard (19), and the curtain cloth (22) is positioned outside the fluorescent lamp panel and is in sliding connection with the fluorescent lamp panel.

6. The image-text teaching device for historical times of the claim 1 is characterized in that the middle section of the sliding block A (13) is provided with a rotating piece which is positioned at the inner side of the sliding rail (12) and is connected with the sliding rail in a rotating way.

7. The image-text teaching device for the historical times of the ages according to claim 1, wherein one end of each blackboard (19) at two sides, which is far away from each other, is provided with a handle, the handle is provided with an anti-skidding sleeve, the upper end and the lower end of each blackboard (19) are provided with a sliding block C, the front of the display board (10) is symmetrically provided with an upper group of sliding rails and a lower group of sliding rails, and the sliding blocks C are inserted into the sliding rails and are in sliding connection with the sliding rails.

8. The image-text teaching device for historical times of the claim 1 is characterized in that the top ends of the outer tubes (3) at the two sides are provided with reinforcing plates, and the top ends of the screw rods (7) are rotatably connected with the reinforcing plates.