News transmission teaching device

Abstract

The utility model relates to the technical field of teaching devices, in particular to a news transmission teaching device which comprises a base, an adjusting mechanism is installed on the top of the base, a placing cover is installed on the adjusting mechanism, clamps are installed at the two ends of the top of the placing cover, and a writing mechanism is installed on the inner side of the placing cover. The writing mechanism comprises a limiting assembly, a cleaning and recycling assembly, blackboard paper and an operating assembly, the blackboard paper is installed on the operating assembly, the limiting assembly is used for limiting the positions of the operating assembly and the cleaning and recycling assembly, and the cleaning and recycling assembly is used for cleaning chalk handwriting on the blackboard paper; according to the utility model, the structure is simple, the operation is convenient, teaching personnel can annotate and mark key points or put forward questions aside according to clamped data pictures during teaching, students can uniformly explain and explain after writing answers on the teaching personnel, stable lifting can be carried out only by rotating a crank when the height is adjusted, and the teaching efficiency is improved. And the teaching process and the teaching effect are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching devices, in particular to a news communication teaching device. Background Art

[0002] Teaching is a unique talent cultivation activity composed of teachers' teaching and students' learning. Through this activity, teachers guide students to learn and master cultural and scientific knowledge and skills in a purposeful, planned and organized manner, promote the improvement of students' quality and make them become people needed by society. The existing technology has the following problems: When teaching news communication, whiteboards and a large number of news pictures are needed to assist teaching. There is a lack of a news communication teaching device that is easy to use and adjust, which is not conducive to the work of news communication teaching.

[0003] In order to solve the above technical problems, a Chinese patent with announcement number CN213904642U in the prior art discloses a news communication teaching device, including a news communication teaching whiteboard, both sides of the news communication teaching whiteboard are fixed with multiple news communication teaching material folders through metal supporting soft rods, and two groups of height support components are fixedly set at the bottom of the news communication teaching board, and a news material placement basket is fixedly set between the two groups of height support components.

[0004] Although the above-mentioned existing technical solution can change the actual use height of the news and communication teaching whiteboard according to needs, it lacks a writing component. When teaching, the teaching staff cannot annotate the key points or ask questions based on the clamped data pictures, and let the students go up to write answers and then give unified explanations. In addition, when adjusting, it is necessary for the staff to twist each group of height tightening screws one by one, let the height support inner rod slide and loosen, and then lift the news and communication teaching whiteboard to the specified height and then twist them one by one with the other hand. This is rather cumbersome. The above-mentioned problems affect the teaching process and teaching effect. Utility Model Content

[0005] The purpose of the utility model is to provide a news communication teaching device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A news communication teaching device comprises a base, an adjusting mechanism is installed on the top of the base, a placing cover is installed on the adjusting mechanism, clips are installed at both ends of the top of the placing cover, a writing mechanism is installed on the inner side of the placing cover, the writing mechanism comprises a limiting component, a cleaning and recycling component, a blackboard paper and an operating component, the blackboard paper is installed on the operating component, the limiting component is used to limit the positions of the operating component and the cleaning and recycling component, the cleaning and recycling component is used to clean the chalk writing on the blackboard paper and collect the powder in a centralized manner, and the operating component is used to drive the blackboard paper to move.

[0008] As a preferred solution of the utility model, the limiting assembly includes a limiting groove opened at the bottom end of the inner side of the placement cover, the inner side of the limiting groove is slidably connected to a limiting block, the top of the limiting block is installed with a base, both ends of the inner side of the limiting groove are embedded with magnetic blocks, both ends of the limiting block are embedded with iron blocks corresponding to the magnetic blocks, and a buckle groove is opened on one side of the base.

[0009] As a preferred solution of the utility model, the operating component includes two groups of movable rollers rotatably connected to the two ends of the top of the base, the blackboard paper is sleeved on the central depression of the two groups of movable rollers, one group of the movable rollers is equipped with a rotating wheel on the top, and a support plate is installed on the top of the base between the two groups of movable rollers, and one side of the support plate is attached to one side of the blackboard paper.

[0010] As a preferred solution of the utility model, the cleaning and recycling component includes a recycling box attached to one side of the base, a brush plate is installed at the top end of the recycling box, a brush is installed on the side of the brush plate close to the blackboard paper, and the side section of the brush plate is L-shaped.

[0011] As a preferred solution of the utility model, a positioning groove is provided on one side of the base, a positioning block engaged with the positioning groove is installed on one side of the recovery box, a fixed plate is installed on one side of the base, two sets of springs are installed on one side of the fixed plate, a movable plate is installed on the other end of the spring, a pull ring is installed on one side of the movable plate, a positioning column is installed on the other side of the movable plate, a positioning hole extending to the interior of the positioning block is provided on one side of the fixed plate, and the positioning column and the positioning hole are slidably connected.

[0012] As a preferred scheme of the utility model, the adjusting mechanism includes a fixed cylinder embedded and installed on the top of the base, a mounting groove is opened inside the base below the fixed cylinder, one side of the base is rotatably connected with a crank, the end of the crank extending to the inner side of the mounting groove is installed with a first bevel gear, the inner side of the mounting groove is rotatably connected with a threaded rod, the threaded rod and the fixed cylinder are rotatably connected, a second bevel gear meshing with the first bevel gear is sleeved on one end of the outer side of the threaded rod, the end of the threaded rod extending to the inner side of the fixed cylinder is threadedly connected with a movable cylinder, the movable cylinder is slidably connected to the fixed cylinder, sliding grooves are opened on both sides of the inner wall of the fixed cylinder, and sliding blocks slidably connected to the sliding grooves are installed on both sides of the movable cylinder.

[0013] As a preferred solution of the utility model, a fixed seat is installed at the top of the movable cylinder, a damping shaft is rotatably connected to the inner side of the fixed seat, a connecting plate is sleeved on the outer side of the damping shaft, one end of the connecting plate is fixedly connected to the bottom end of the placement cover, a storage box is installed on the top of the base on one side of the fixed cylinder, and universal wheels are installed at the bottom corners of the base.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, the positions of the operating component and the cleaning and recycling component are limited by the limit component. The cleaning and recycling component cleans the chalk writing on the blackboard paper and collects the powder in a centralized manner. The operating component drives the blackboard paper to move. The structure is simple and the operation is convenient. When teaching, the teaching staff can annotate the key points or ask questions next to the clamped data pictures, and let the students go up to write the answers and then give unified explanations. When adjusting the height, it only needs to turn the crank to achieve smooth lifting and lowering, thereby ensuring the teaching process and teaching effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the separation structure of the writing mechanism of the utility model;

[0018] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure of part A;

[0019] Figure 4 It is a partial cross-sectional structural schematic diagram of the regulating mechanism of the utility model.

[0020] In the figure: 1. base; 2. placement cover; 3. blackboard paper; 4. limiting groove; 5. pedestal; 6. magnetic block; 7. movable roller; 8. support plate; 9. recovery box; 10. brush plate; 11. positioning block; 12. fixed plate; 13. movable plate; 14. pull ring; 15. positioning column; 16. fixed cylinder; 17. crank; 18. threaded rod; 19. second bevel gear; 20. movable cylinder; 21. sliding block; 22. damping shaft; 23. connecting plate; 24. storage box; 25. brush; 26. rotating wheel. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] Example:

[0023] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0024] A news communication teaching device comprises a base 1, an adjusting mechanism is installed on the top of the base 1, a placing cover 2 is installed on the adjusting mechanism, clips are installed at both ends of the top of the placing cover 2, a writing mechanism is installed on the inner side of the placing cover 2, the writing mechanism comprises a limiting component, a cleaning and recycling component, a blackboard paper 3 and an operating component, the blackboard paper 3 is installed on the operating component, the limiting component is used to limit the positions of the operating component and the cleaning and recycling component, the cleaning and recycling component is used to clean the chalk writing on the blackboard paper 3 and collect the powder in a centralized manner, and the operating component is used to drive the blackboard paper 3 to move. When the device is in use, the limiting component can limit the positions of the operating component and the cleaning and recycling component, the cleaning and recycling component cleans the chalk writing on the blackboard paper 3 and collects the powder in a centralized manner, and the operating component drives the blackboard paper 3 to move. The device has a simple structure and is easy to operate. When teaching, teaching staff can annotate and write key points or raise questions based on the clamped data pictures, so that students can go up to write answers and then give unified explanations. When adjusting the height, it only needs to turn a crank 17 to smoothly rise and fall, thereby ensuring the teaching process and teaching effect.

[0025] In this embodiment, if Figure 1 , Figure 2 and Figure 3As shown, the limiting assembly includes a limiting groove 4 opened at the bottom end of the inner side of the placement cover 2, the limiting block is slidably connected to the inner side of the limiting groove 4, the top of the limiting block is installed with a base 5, both ends of the inner side of the limiting groove 4 are embedded with magnetic blocks 6, both ends of the limiting block are embedded with iron blocks corresponding to the magnetic blocks 6, and one side of the base 5 is opened with a buckle groove. First, buckle the buckle groove to drive one end of the base 5 to let the limiting block slide on the inner side of the limiting groove 4, one group of magnetic blocks 6 is separated from the iron block, and the other group of magnetic blocks 6 is adsorbed on the iron block. At this time, the base 5 is completely pulled out, and vice versa, it can be retracted into the inner side of the placement cover 2.

[0026] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, the operating assembly includes two groups of movable rollers 7 rotatably connected to the two ends of the top of the base 5, and the blackboard paper 3 is mounted in the central depression of the two groups of movable rollers 7. A rotating wheel 26 is installed on the top of one group of movable rollers 7. A support plate 8 is installed on the top of the base 5 between the two groups of movable rollers 7. One side of the support plate 8 is attached to one side of the blackboard paper 3. Then, you can take the chalk to write on the blackboard paper 3. The support plate 8 can support one side of the blackboard paper 3 to ensure the stability of writing. After holding the rotating wheel 26 and rotating it, the blackboard paper 3 can be driven to move in cooperation with the two groups of movable rollers 7, thereby changing the writing surface.

[0027] In this embodiment, if Figure 1 , Figure 2 and Figure 3 As shown, the cleaning and recycling component includes a recycling box 9 attached to one side of the base 5, a brush plate 10 is installed at one end of the top of the recycling box 9, a brush 25 is installed on the side of the brush plate 10 close to the blackboard paper 3, and the side section of the brush plate 10 is L-shaped. Furthermore, when the operating component drives the blackboard paper 3 to move, the brush 25 on the brush plate 10 can contact the surface of the blackboard paper 3, and brush off the writing powder on the surface while changing the writing surface, and the fallen powder enters the box through the inclined groove at the protruding end of the recycling box 9 for centralized collection.

[0028] In this embodiment, if Figure 1 , Figure 2 and Figure 3As shown, a positioning groove is provided on one side of the base 5, and a positioning block 11 engaged with the positioning groove is installed on one side of the recovery box 9, a fixed plate 12 is installed on one side of the base 5, two groups of springs are installed on one side of the fixed plate 12, a movable plate 13 is installed on the other end of the spring, a pull ring 14 is installed on one side of the movable plate 13, and a positioning column 15 is installed on the other side of the movable plate 13. A positioning hole extending to the inside of the positioning block 11 is provided on one side of the fixed plate 12, and the positioning column 15 is slidably connected to the positioning hole. Further, after collecting enough chalk debris, the pull ring 14 can be pulled to drive the movable plate 13 to stretch the two groups of springs, drive the positioning column 15 to slide in the fixed plate 12, and at the same time detach from the positioning block 11. At this time, the recovery box 9 can be removed together with the brush 25, and the brush 25 can be cleaned while cleaning the debris.

[0029] In this embodiment, if Figure 1 , Figure 2 and Figure 4 As shown, the adjustment mechanism includes a fixed cylinder 16 embedded and installed on the top of the base 1, and a mounting groove is opened inside the base 1 below the fixed cylinder 16. A crank 17 is rotatably connected to one side of the base 1, and a first bevel gear is installed at one end of the crank 17 extending to the inner side of the mounting groove. A threaded rod 18 is rotatably connected to the inner side of the mounting groove. The threaded rod 18 is rotatably connected to the fixed cylinder 16, and a second bevel gear 19 meshing with the first bevel gear is sleeved on one end of the outer side of the threaded rod 18. A movable cylinder 20 is threadedly connected to the fixed cylinder 16 at one end extending to the inner side of the fixed cylinder 16. The movable cylinder 20 is slidably connected to the fixed cylinder 16, and sliding grooves are opened on both sides of the inner wall of the fixed cylinder 16. Sliding blocks slidably connected to the sliding grooves are installed on both sides of the movable cylinder 20 21. A fixed seat is installed at the top of the movable cylinder 20, and a damping shaft 22 is rotatably connected inside the fixed seat. A connecting plate 23 is sleeved on the outer side of the damping shaft 22, and one end of the connecting plate 23 is fixedly connected to the bottom end of the placement cover 2. A storage box 24 is installed on the top of the base 1 on one side of the fixed cylinder 16, and universal wheels are installed at the bottom corners of the base 1. Furthermore, the rotating crank 17 cooperates with the first bevel gear and the second bevel gear 19 to drive the threaded rod 18 to rotate, so that the movable cylinder 20 moves outside the threaded rod 18, cooperates with the sliding block 21 and the sliding groove to extend and adjust, cooperates with the damping shaft 22 and the connecting plate 23 to drive the placement cover 2 and the writing mechanism to adjust the angle, and the clip can clamp the data pictures placed in the storage box 24.

[0030] The implementation principle of a news communication teaching device in the embodiment of the present application is as follows: buckle the buckle and pull groove to drive one end of the base 5, let the limit block slide inside the limit groove 4, one group of magnetic blocks 6 and the iron block are separated, and the other group of magnetic blocks 6 and the iron block are adsorbed, at this time the base 5 is completely pulled out, and vice versa it can be put into the inner side of the placement cover 2, take the chalk to write on the blackboard paper 3, the support plate 8 can be supported on one side of the blackboard paper 3 to ensure the stability of writing, hold the rotating wheel 26 and rotate it, and the two groups of movable rollers 7 can cooperate with the blackboard paper 3 to move, thereby changing the writing surface, when the operating component drives the blackboard paper 3 to move, the brush 25 on the brush plate 10 can contact the surface of the blackboard paper 3, and brush off the handwriting powder on the surface while changing the writing surface, and the fallen The powder enters the box through the inclined slot at the protruding end of the recovery box 9 and is collected in the box. After enough chalk debris is collected, the pull ring 14 can be pulled to drive the movable plate 13 to stretch the two sets of springs, drive the positioning column 15 to slide in the fixed plate 12, and at the same time detach from the positioning block 11. At this time, the recovery box 9 can be removed together with the brush 25. The brush 25 can be cleaned while cleaning the debris. The rotating crank 17 cooperates with the first bevel gear and the second bevel gear 19 to drive the threaded rod 18 to rotate, so that the movable cylinder 20 moves outside the threaded rod 18, cooperates with the sliding block 21 and the sliding groove to extend and adjust, cooperates with the damping shaft 22 and the connecting plate 23 to drive the placement cover 2 and the writing mechanism to adjust the angle, and the clip can clamp the information pictures placed in the storage box 24.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A news communication teaching device, comprising a base (1), characterized in that: An adjustment mechanism is installed on the top of the base (1), a placement cover (2) is installed on the adjustment mechanism, clips are installed at both ends of the top of the placement cover (2), a writing mechanism is installed on the inner side of the placement cover (2), the writing mechanism comprises a limit component, a cleaning and recovery component, a blackboard paper (3) and a running component, the blackboard paper (3) is installed on the running component, the limit component is used to limit the positions of the running component and the cleaning and recovery component, the cleaning and recovery component is used to clean the chalk writing on the blackboard paper (3) and collect the powder in a centralized manner, and the running component is used to drive the blackboard paper (3) to move.

2. A news dissemination teaching device according to claim 1, characterized in that: The limiting assembly comprises a limiting groove (4) provided at the bottom end of the inner side of the placement cover (2); a limiting block is slidably connected to the inner side of the limiting groove (4); a base (5) is installed at the top end of the limiting block; magnetic blocks (6) are embedded and installed at both ends of the inner side of the limiting groove (4); iron blocks corresponding to the magnetic blocks (6) are embedded and installed at both ends of the limiting block; and a buckle groove is provided on one side of the base (5).

3. A news communication teaching device according to claim 2, characterized in that: The operating assembly comprises two groups of movable rollers (7) rotatably connected to the two ends of the top of the base (5); the blackboard paper (3) is sleeved on the central recessed part of the two groups of movable rollers (7); a rotating wheel (26) is installed on the top of one group of the movable rollers (7); a support plate (8) is installed on the top of the base (5) between the two groups of movable rollers (7); one side of the support plate (8) is in contact with one side of the blackboard paper (3).

4. A news dissemination teaching device according to claim 3, characterized in that: The cleaning and recycling component comprises a recycling box (9) attached to one side of a base (5), a brush plate (10) is installed at one end of the top of the recycling box (9), a brush (25) is installed on the side of the brush plate (10) close to the blackboard paper (3), and the side section of the brush plate (10) is L-shaped.

5. A news communication teaching device according to claim 4, characterized in that: A positioning groove is provided on one side of the base (5); a positioning block (11) is installed on one side of the recovery box (9) and is engaged with the positioning groove; a fixed plate (12) is installed on one side of the base (5); two groups of springs are installed on one side of the fixed plate (12); a movable plate (13) is installed on the other end of the spring; a pull ring (14) is installed on one side of the movable plate (13); a positioning column (15) is installed on the other side of the movable plate (13); a positioning hole is provided on one side of the fixed plate (12) and extends to the inside of the positioning block (11); the positioning column (15) is slidably connected to the positioning hole.

6. A news communication teaching device according to claim 5, characterized in that: The adjusting mechanism comprises a fixed cylinder (16) embedded in the top of the base (1); a mounting groove is provided inside the base (1) below the fixed cylinder (16); a crank (17) is rotatably connected to one side of the base (1); a first bevel gear is installed at one end of the crank (17) extending to the inner side of the mounting groove; a threaded rod (18) is rotatably connected to the inner side of the mounting groove; the threaded rod (18) is rotatably connected to the fixed cylinder (16); a second bevel gear (19) meshingly connected to the first bevel gear is sleeved on one end of the threaded rod (18); a movable cylinder (20) is threadedly connected to the one end of the threaded rod (18) extending to the inner side of the fixed cylinder (16); the movable cylinder (20) is slidably connected to the fixed cylinder (16); sliding grooves are provided on both sides of the inner wall of the fixed cylinder (16); sliding blocks (21) slidably connected to the sliding grooves are installed on both sides of the movable cylinder (20).

7. A news dissemination teaching device according to claim 6, characterized in that: A fixing seat is installed at the top of the movable cylinder (20), a damping shaft (22) is rotatably connected to the inner side of the fixing seat, a connecting plate (23) is sleeved on the outer side of the damping shaft (22), one end of the connecting plate (23) is fixedly connected to the bottom end of the placement cover (2), a storage box (24) is installed at the top of the base (1) on one side of the fixing cylinder (16), and universal wheels are installed at the bottom corners of the base (1).

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