CN220526468U - But show board is used in teaching of quick replacement chart - Google Patents

Abstract

The utility model discloses a teaching demonstration board capable of quickly replacing charts, which relates to the technical field of teaching tools and comprises a main board, wherein a sleeve is arranged on the upper surface of the main board, a moving groove is arranged in the sleeve, a guide rod is arranged at the bottom of the inner wall of the moving groove, a fixed plate is arranged on the surface of the sleeve, a moving plate is sleeved on the outer surface of the guide rod, a sliding rod is arranged on the upper surface of the moving plate, a sliding groove is arranged in the sliding rod, a demonstration board is arranged at the upper end of the sliding rod, a groove is formed in the side surface of the demonstration board in a penetrating manner, a rotating column is rotatably arranged on the inner wall of the groove, a roller is fixedly arranged on the side surface of the rotating column, a side plate is fixedly arranged on the side surface of the roller, a rotating groove is formed in a penetrating manner, a rotating plate is arranged in the rotating groove, and the rotating plate is rotatably connected with the rotating groove through the rotating plate, so that the problems of the current explanation efficiency and the absorption quality are solved.

Description

But show board is used in teaching of quick replacement chart

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a display board capable of quickly replacing charts for teaching.

Background

Mechanical engineering is an engineering discipline that uses laws of physics and chemistry to analyze, design, manufacture, and repair mechanical systems. Mechanical engineering is an application discipline that researches and solves all theoretical and practical problems in developing, designing, manufacturing, installing, operating and maintaining various machines based on related natural science and technical science in combination with technical experience in production practice. Mechanical engineering is a first-level subject of engineering study and education, and is one field of engineering study and education. In the teaching process, different charts are often used for displaying the mechanical motion principle for students to more intuitively see the relationship between the motion principles.

The conventional show board for teaching realizes the fixed of chart through magnet, and the lecturer spreads the chart to the show board, and magnet fixes the four corners of chart, and the lecturer need repeat action last time when talkbacking to another chart, leads to changing the required overlength of chart, consequently reduces explanation efficiency, simultaneously because spends at the overlength of changing the time of drawing, leads to the student unable continuous to chart show content, consequently reduces student absorptive quality.

Disclosure of Invention

In order to solve the technical problems, the teaching display board capable of quickly replacing charts is provided, and the problems of the existing explanation efficiency and absorption quality are solved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

but show board is used in teaching of quick replacement chart, which comprises a main plate, the last fixed surface of mainboard installs the sleeve, the movable tank has been seted up to telescopic inside, the bottom fixed mounting of movable tank inner wall has the guide arm, telescopic fixed surface installs the fixed plate, the surface cover of guide arm is equipped with the movable plate, movable plate and sleeve sliding connection, the last fixed surface of movable plate installs the slide bar, the sliding tray has been seted up to the slide bar inside, the upper end fixed mounting of slide bar has the show board, the side of show board runs through and sets up flutedly, the inner wall rotation of recess is installed the spliced pole, the side fixed mounting of spliced pole has the cylinder, the side fixed mounting of cylinder has the curb plate, the side of curb plate runs through and sets up the spliced pole, the inside of spliced pole is equipped with the rotating plate, the side fixed mounting of rotating plate has the rotating plate, the rotating plate passes through the rotating plate and rotates with the spliced pole.

Preferably, the transmission groove has been seted up to the lower surface of main part, the transmission shaft has been installed in the rotation of the top of transmission groove inner wall, the lower extreme fixed mounting of transmission shaft has the fixed block, the fixed block passes through the transmission shaft and rotates with the mainboard and be connected, the lower surface fixed mounting of fixed block has the baffle, the inside rotation of baffle is installed the gyro wheel.

Preferably, the top of guide arm has seted up the fixed slot, the fixed slot runs through the guide arm and extends to the slide bar surface, the internal thread in fixed slot installs the threaded rod, the side fixed mounting of threaded rod has the slide, the threaded rod runs through the fixed slot and with fixed slot inner wall butt.

Preferably, the side of the display board is fixedly provided with a thimble, and the thimble corresponds to the groove.

Preferably, the guide rod penetrates the sleeve and extends into the sliding groove.

Preferably, the outer surface of the guide rod is sleeved with a spring, and the spring is abutted with the lower surface of the moving plate and the inside of the moving groove.

Preferably, the sliding rod is in sliding connection with the fixed plate along the axial direction of the guide rod.

Compared with the prior art, the utility model has the advantages that: according to the utility model, the rotating plate and the roller are arranged, a lecturer fixes the chart on the rotating plate before a lesson, and in the explanation process, when different charts are needed, the roller rolls the rotating plate, the roller drives the rotating plate to rotate, the thimble fixes the rotating plate to prevent other rotating plates from shielding the sight, the rotating plate rotates to realize the replacement of the chart, so that the time required for changing the chart is shortened, the explanation efficiency of the lecturer is improved, and because the chart is fixed on the rotating plate, in the process of changing the chart, the chart is directly overturned under the influence of gravity, the continuity of changing the chart is increased, the fluency of the explanation of the lecturer is improved, and the absorption quality of students is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is a schematic perspective view of another view of the present utility model;

FIG. 4 is a cross-sectional view of the present utility model;

fig. 5 is a partial cross-sectional view of the present utility model.

The reference numerals in the figures are: 1. a main board; 2. a sleeve; 3. a moving groove; 4. a guide rod; 5. a fixing plate; 6. a moving plate; 7. a slide bar; 8. a sliding groove; 9. a display board; 10. a groove; 11. rotating the column; 12. a roller; 13. a side plate; 14. a rotating groove; 15. a rotating plate; 16. a rotating plate; 17. a transmission groove; 18. a transmission shaft; 19. a fixed block; 20. a baffle; 21. a roller; 22. a fixing groove; 23. a threaded rod; 24. a slide plate; 25. a thimble; 26. and (3) a spring.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-3, a display board for teaching capable of quickly replacing charts comprises a main board 1, a sleeve 2 is fixedly installed on the upper surface of the main board 1, a movable groove 3 is formed in the sleeve 2, a guide rod 4 is fixedly installed at the bottom of the inner wall of the movable groove 3, a fixed plate 5 is fixedly installed on the surface of the sleeve 2, a movable plate 6 is sleeved on the outer surface of the guide rod 4, the movable plate 6 moves along the axial direction of the guide rod 4, the movable plate 6 is in sliding connection with the sleeve 2, a sliding rod 7 is fixedly installed on the upper surface of the movable plate 6, a sliding groove 8 is formed in the sliding rod 7, the sliding groove 8 corresponds to the guide rod 4, a display board 9 is fixedly installed at the upper end of the sliding rod 7, teaching is provided for workers, a groove 10 is formed in the side surface of the display board 9, a rotating column 11 is rotatably installed on the inner wall of the groove 10, a roller 12 is fixedly installed on the side surface of the rotating column 11, a worker rotates the roller 12 to achieve the purpose of replacing charts, a side plate 13 is fixedly installed on the side surface of the roller 12, a rotating groove 14 is formed in the side surface of the side plate 13 in a penetrating manner, a rotating plate 15 is arranged in the rotating plate 16, the rotating plate 15 is in the rotating plate 16, and the rotating plate 16 is connected with the rotating plate 16 through the rotating plate 14.

In another embodiment provided by the utility model, as shown in fig. 3, a transmission groove 17 is formed in the lower surface of the main body, a transmission shaft 18 is rotatably mounted on the top of the inner wall of the transmission groove 17, the transmission shaft 18 provides steering for the device, a fixed block 19 is fixedly mounted at the lower end of the transmission shaft 18, the fixed block 19 is rotatably connected with the main board 1 through a transmission shaft, a baffle 20 is fixedly mounted on the lower surface of the fixed block 19, a roller 21 is rotatably mounted in the baffle 20, and the device moves through the roller 21.

In another embodiment provided by the utility model, as shown in fig. 4, a fixing groove 22 is formed at the top end of the guide rod 4, the fixing groove 22 penetrates through the guide rod 4 and extends to the outer surface of the slide rod 7, a threaded rod 23 is installed in the fixing groove 22 through internal threads, the threaded rod 23 is inserted into the fixing groove 22 through rotation, the slide rod 7 is fixed, a slide plate 24 is fixedly installed on the side surface of the threaded rod 23, and the threaded rod 23 is abutted to the inner wall of the fixing groove 22.

In another embodiment provided by the utility model, as shown in fig. 1-5, a thimble 25 is fixedly arranged on the side surface of the display board 9, the thimble 25 corresponds to the groove 10, and the thimble 25 is used for fixing the rotating board 16.

In another embodiment provided by the utility model, as shown in fig. 4, the guide rod 4 penetrates through the sleeve 2 and extends into the sliding groove 8, and the guide rod 4 fixes the moving direction of the moving plate 6.

In another embodiment provided by the utility model, as shown in fig. 4, the outer surface of the guide rod 4 is sleeved with the spring 26, the spring 26 is abutted against the lower surface of the moving plate 6 and the inside of the moving groove 3, and the spring 26 applies thrust to the moving plate 6, so that the sliding rod 7 is more labor-saving when being stretched.

In another embodiment provided by the utility model, as shown in fig. 4, the sliding rod 7 is slidably connected with the fixed plate 5 along the axial direction of the guide rod 4, and the sliding rod 7 supports the display plate 9.

Working principle: the staff rotates slide plate 24, and slide plate 24 drives threaded rod 23 and shifts out fixed slot 22, and the staff removes slide bar 7 when spring 26 promotes movable plate 6, moves show board 9 to suitable position, and rotatory slide bar 7 again, shifts into threaded rod 23 in the fixed slot 22, through rotatory cylinder 12, and rotatory board 16 is rotated along with cylinder 12 on curb plate 13, and thimble 25 is fixed rotatory board 16, realizes changing the purpose of different charts, has solved explanation efficiency and absorption quality's problem.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. But show board is used in teaching of quick replacement chart, including mainboard (1), its characterized in that: the upper surface fixed mounting of mainboard (1) has sleeve (2), movable groove (3) have been seted up to the inside of sleeve (2), the bottom fixed mounting of movable groove (3) inner wall has guide arm (4), the fixed surface of sleeve (2) installs fixed plate (5), the surface cover of guide arm (4) is equipped with movable plate (6), movable plate (6) and sleeve (2) sliding connection, the upper surface fixed mounting of movable plate (6) has slide bar (7), slide bar (7) are inside to be seted up sliding groove (8), the upper end fixed mounting of slide bar (7) has show board (9), recess (10) have been run through to the side of show board (9), rotation post (11) are installed in the inner wall rotation of recess (10), the side fixed mounting of rotation post (11) has cylinder (12), the side fixed mounting of cylinder (13) has curb plate (13), the side of curb plate (13) runs through and sets up rotation groove (14), the inside of rotation groove (14) is equipped with rotation plate (15), rotation plate (16) have rotation plate (16) through rotation plate (16).

2. The display board for teaching capable of quickly changing charts according to claim 1, wherein: the utility model discloses a mainboard, including mainboard (1), transmission groove (17) have been seted up to the lower surface of mainboard (1), transmission shaft (18) are installed in the top rotation of transmission groove (17) inner wall, the lower extreme fixed mounting of transmission shaft (18) has fixed block (19), fixed block (19) are connected with mainboard (1) rotation through transmission shaft (18), the lower surface fixed mounting of fixed block (19) has baffle (20), gyro wheel (21) are installed in the inside rotation of baffle (20).

3. The display board for teaching capable of quickly changing charts according to claim 1, wherein: the top of guide arm (4) has seted up fixed slot (22), fixed slot (22) run through guide arm (4) and extend to slide bar (7) surface, threaded rod (23) are installed to the internal screw thread of fixed slot (22), the side fixed mounting of threaded rod (23) has slide (24), threaded rod (23) run through fixed slot (22) and with fixed slot (22) inner wall butt.

4. The display board for teaching capable of quickly changing charts according to claim 1, wherein: the side of the display board (9) is fixedly provided with a thimble (25), and the thimble (25) corresponds to the groove (10).

5. The display board for teaching capable of quickly changing charts according to claim 1, wherein: the guide rod (4) penetrates through the sleeve (2) and extends into the sliding groove (8).

6. The display board for teaching capable of quickly changing charts according to claim 1, wherein: the outer surface of the guide rod (4) is sleeved with a spring (26), and the spring (26) is in butt joint with the lower surface of the moving plate (6) and the inside of the moving groove (3).

7. The display board for teaching capable of quickly changing charts according to claim 1, wherein: the sliding rod (7) is connected with the fixed plate (5) in a sliding way along the axial direction of the guide rod (4).