CN112071164A - Display device is used in teaching assistance - Google Patents
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- CN112071164A CN112071164A CN202010961614.1A CN202010961614A CN112071164A CN 112071164 A CN112071164 A CN 112071164A CN 202010961614 A CN202010961614 A CN 202010961614A CN 112071164 A CN112071164 A CN 112071164A
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- blackboard
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
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- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Displays For Variable Information Using Movable Means (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention provides a display device for teaching assistance, which comprises a blackboard, wherein a fixed plate perpendicular to the blackboard is arranged at the top of the blackboard, two display plates are connected onto an arc-shaped chute in a sliding manner, the top end of each display plate is driven by a cam mechanism to slide in the arc-shaped chute, a fixed block is fixedly connected onto the fixed plate and is positioned above the back of the blackboard, a driving motor is fixedly arranged at the top of the fixed block, the driving motor is coaxially connected with a driving shaft, two ends of the driving shaft are respectively and fixedly connected with cams, the protruding parts of the two cams are oppositely arranged, annular grooves are formed in the opposite sides of the two cams and are arranged along the edge shapes of the cams, sliding blocks are respectively connected into each annular groove in a sliding. The invention has the beneficial effects that: reasonable in design, simple structure, safe and reliable can carry out the picture or characters show cooperation study in turn.
Description
Technical Field
The invention relates to the technical field of teaching auxiliary equipment, in particular to a display device for teaching assistance.
Background
With the development of the times, the teaching forms are rapidly developed and changed continuously, new forms are continuously pursued in the existing teaching forms, and the teaching atmosphere of a classroom is enriched through new changes to help students to learn.
The education forms of China are single and free of characteristics, the existing display device and related teaching tools are single in design, students are helped to learn limitedly, and accordingly diversification of teaching cannot be achieved and teaching quality cannot be improved.
How to solve the above technical problems is the subject of the present invention.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the teaching auxiliary display device which is reasonable in design, simple in structure, safe and reliable, and can alternately display and cooperate with learning pictures or characters.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention provides a display device for teaching assistance, which comprises a blackboard, wherein a fixed plate perpendicular to the blackboard is arranged at the top of the blackboard, two display plates are connected onto the fixed plate in a sliding mode through an arc-shaped sliding groove, and the top end of each display plate is driven by a cam mechanism to slide in the arc-shaped sliding groove.
The fixed plate is fixedly connected with a fixed block, and the fixed block is positioned above the back of the blackboard;
the top of the fixed block is fixedly provided with a driving motor, the driving motor is coaxially connected with a driving shaft, two ends of the driving shaft are respectively and fixedly connected with cams, and the protruding parts of the two cams are oppositely arranged;
the two cams are arranged on the same side of the frame, the two cams are arranged on the same side of the;
every the equal sliding connection in of one side that the slider is relative in the track of fixed block both sides, two the track symmetry and level set up.
Every the one end of connecting rod rotates respectively to connect two the top of slider, and the other end rotates respectively to be connected with the bull stick, the bull stick is provided with two, every the one end of bull stick all rotate connect in the vertical fixed column in fixed plate middle part, every the bull stick top surface all be provided with the parallel bar groove of bull stick, the bar groove runs through from top to bottom the bull stick, every the equal swing joint of tip of bull stick has one the show board.
The fixed plate the arc spout sliding connection has two spacing posts, every spacing post equal sliding connection in the arc spout with one the bar groove of bull stick.
Each rotating rod is close to one side of the connecting rod and is fixedly provided with a short rod, and the end parts of the two short rods are respectively connected with the two connecting rods in a rotating mode.
Each display board comprises two symmetrical sub-boards, and each sub-board is rotatably connected to the rotating rod;
the top surface of the end part of each rotating rod is fixedly connected with a vertical fixing shaft, and each fixing shaft is rotatably connected with two sub-boards of one display board.
Every the cylinder upper end of spacing post all rotates and is connected with two arc poles, two the arc pole rotates respectively and connects every two of show board divide the board top.
Work as the show board is located during the arc spout both ends, two of show board divide the board to be the ruggedness and laminate each other, work as the show board is located during the arc spout middle part, two of show board divide the board to become to open the form and form a plane.
Every all the activity is pasted on the show board and is provided with soft cardboard, every soft cardboard respectively with two divide the relative one side laminating of board.
When the invention is actually used: when the blackboard is in an initial state, the two display plates are folded and positioned at two ends of the front side of the blackboard and can be used for shielding the contents on two sides of the blackboard, the middle part of the blackboard can be used for writing and displaying, when the contents on the display plate on one side need to be displayed and explained, the driving shaft is driven to rotate through the driving motor, the driving shaft drives the two sliding blocks to move towards one side of the blackboard through the tracks in a rotating process, in the moving process of the sliding blocks, the connecting rods which are rotationally connected are driven to move, the connecting rods can drive the rotating rods to rotate towards the middle part around the fixed columns through the short rods which are rotationally connected, the rotating rods are connected with the limiting columns, the limiting columns slide in the arc-shaped sliding grooves, the display plates move to the middle part of the grooves along with the shapes of the arc-shaped sliding grooves in the rotating process, namely, the middle part of the blackboard, the arc-shaped rods are respectively and rotatably connected with the two sub-plates, the display plate can be in an open state when moving to the middle of the arc-shaped sliding groove and faces to a viewer in parallel with the blackboard, and at the moment, one side of the blackboard can see contents because the blackboard is not shielded by the display plate, so that the display board is also suitable for psychology and the like to display pictures or characters on patients or students so as to observe the states of the patients or students; when the display board on the other side needs to be displayed, the motor is turned on again to enable the other cam to drive the sliding block to slide.
The invention has the beneficial effects that: simple structure, reasonable in design, demonstrate through two show boards of cam mechanism to blackboard front side, this device is applicable to psychology, the opening of show board, folding and shelter from to the blackboard content, be applicable to psychology etc. and carry out the show of picture or characters so that observe patient or student's state to patient or student, also can use the blackboard to write so that the explanation in the show, equal movable paste has the cardboard on every show board, the cardboard can form a plane after two branch boards are opened, and the cardboard can be changed, and convenient to use.
Drawings
Fig. 1 is a schematic perspective view of the initial state of the present invention.
Fig. 2 is a front view of the initial state of the present invention.
FIG. 3 is a schematic perspective view of the display board of one side of the present invention.
FIG. 4 is a front view of the present invention when the one-side display board is opened.
Wherein the reference numerals are: 1. a blackboard; 2. a fixing plate; 201. an arc-shaped chute; 202. fixing a column; 203. a limiting column; 3. a display board; 301. dividing the plates; 302. a soft paperboard; 4. a fixed block; 401. a drive motor; 402. a cam; 403. an annular groove; 404. a slider; 405. a connecting rod; 5. a rotating rod; 501. a strip-shaped groove; 502. a short bar; 6. an arc-shaped rod.
Detailed Description
Technical characteristics of the scheme can be clearly explained, and the scheme is explained through a specific implementation mode.
Referring to fig. 1 to 4, this embodiment is a display device for teaching assistance, including blackboard 1, blackboard 1 top is provided with fixed plate 2 perpendicular with blackboard 1, be provided with two show boards 3 of sliding connection on arc spout 201 on the fixed plate 2, every show board 3 all includes the minute board 301 of two symmetries, every minute board 301 all rotates to be connected in bull stick 5, the equal vertical fixed axle of fixedly connected with of tip top surface of every bull stick 5, every fixed axle all rotates two minute boards 301 of connecting a show board 3, it is provided with soft cardboard 302 all to paste movably on every show board 3, every soft cardboard 302 is laminated with two one sides that divide board 301 to be relative respectively.
Fixed plate 2 fixedly connected with fixed block 4, fixed block 4 is located the top at the blackboard 1 back, the fixed driving motor 401 that is provided with in 4 tops of fixed block, driving motor 401 coaxial coupling has the drive shaft, drive shaft both ends fixedly connected with cam 402 respectively, two opposite settings of cam 402 bulge, two relative one sides of cam 402 all are provided with annular groove 403, annular groove 403 sets up along cam 402 edge shape, equal sliding connection has slider 404 in every annular groove 403, every slider 404 all is connected with connecting rod 405, the equal sliding connection in the track of fixed block 4 both sides in the relative one side of every slider 404, two track symmetries and level setting.
The one end of every connecting rod 405 rotates the top of connecting two sliders 404 respectively, and the other end rotates respectively and is connected with bull stick 5, and bull stick 5 is provided with two, and the one end of every bull stick 5 all rotates to be connected in 2 middle part vertical fixed columns 202 of fixed plate, and 5 top surfaces of every bull stick all are provided with the bar groove 501 parallel with bull stick 5, and bar groove 501 runs through bull stick 5 from top to bottom, and the equal swing joint of tip of every bull stick 5 has a show board 3.
Two spacing posts 203 of sliding connection in the arc spout 201 of fixed plate 2, the equal sliding connection of every spacing post 203 in arc spout 201 and the bar groove 501 of a bull stick 5, one side that every bull stick 5 is close to connecting rod 405 all fixedly is provided with quarter butt 502, and two connecting rods 405 are connected in the rotation respectively to the tip of two quarter butt 502.
The cylinder upper end of every spacing post 203 all rotates and is connected with two arc poles 6, and two arc poles 6 rotate respectively and connect two branch boards 301 tops of every show board 3.
When show board 3 is located arc spout 201 both ends, two minute boards 301 of show board 3 are the ruggedness and laminate each other, when show board 3 is located arc spout 201 middle part, two minute boards 301 of show board 3 become to open the form and form a plane.
When the invention is actually used: in the initial state, the two display boards 3 are folded and located at two ends of the front side of the blackboard 1 and can be used for shielding the contents at two sides of the blackboard 1, meanwhile, the middle part of the blackboard 1 can be used for writing and displaying, when the contents of the display board 3 at one side need to be displayed and explained, the driving shaft is driven to rotate by the driving motor 401, in the rotating process of the driving shaft, the two cams 402 alternately enable the two sliders 404 to move towards one side of the blackboard 1 through the tracks, in the moving process of the sliders 404, the connecting rod 405 rotationally connected with the sliders 404 is driven to move, the connecting rod 405 can drive the rotating rod 5 to rotate towards the middle part around the fixed column 202 through the short rod 502 rotationally connected, the rotating rod 5 is connected with the limit column 203, the limit column 203 slides in the arc-shaped chute 201, the rotating rod 5 moves to the middle part of the chute along with the shape of the arc-shaped chute 201 in the, meanwhile, in the process, the limiting column 203 is rotatably connected with the two arc-shaped rods 6, the arc-shaped rods 6 are respectively rotatably connected with the two sub-plates 301, the display plate 3 can be in an open state when moving to the middle of the arc-shaped sliding groove 201 and faces a viewer in parallel with the blackboard 1, and at the moment, one side of the blackboard 1 can see contents due to the fact that the display plate 3 does not shield the contents, so that the display device is also suitable for displaying pictures or characters of patients or students in psychology and the like so as to observe the states of the patients or students; when the display board 3 on the other side needs to be displayed, the motor is turned on again to enable the other cam 402 to drive the sliding block 404 to slide.
The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a teaching is auxiliary to use display device, includes blackboard (1), its characterized in that, blackboard (1) top be provided with blackboard (1) vertically fixed plate (2), be provided with sliding connection on arc spout (201) on fixed plate (2) have two show boards (3), every the top of show board (3) all is in through the drive of cam mechanism slide in arc spout (201).
2. The display device for teaching assistance according to claim 1, wherein a fixing block (4) is fixedly connected to the fixing plate (2), and the fixing block (4) is located above the back of the blackboard (1);
the top of the fixed block (4) is fixedly provided with a driving motor (401), the driving motor (401) is coaxially connected with a driving shaft, two ends of the driving shaft are respectively and fixedly connected with cams (402), and the protruding parts of the two cams (402) are oppositely arranged;
annular grooves (403) are formed in the opposite sides of the two cams (402), the annular grooves (403) are arranged along the edge shape of the cams (402), a sliding block (404) is connected in each annular groove (403) in a sliding mode, and a connecting rod (405) is connected to each sliding block (404);
every the equal sliding connection in one side that slider (404) is relative in the track of fixed block (4) both sides, two the track symmetry and level set up.
3. The display device for teaching assistance according to claim 2, wherein one end of each connecting rod (405) is rotatably connected to the tops of the two sliding blocks (404), the other end of each connecting rod is rotatably connected to a rotating rod (5), the number of the rotating rods (5) is two, one end of each rotating rod (5) is rotatably connected to a fixed column (202) which is vertical to the middle of the fixed plate (2), a strip-shaped groove (501) which is parallel to the rotating rods (5) is formed in the top surface of each rotating rod (5), the strip-shaped groove (501) penetrates through the rotating rods (5) from top to bottom, and the end of each rotating rod (5) is movably connected with one display board (3).
4. The display device for teaching assistance according to claim 3, wherein the arc-shaped sliding groove (201) of the fixing plate (2) is slidably connected with two limiting columns (203), and each limiting column (203) is slidably connected with the arc-shaped sliding groove (201) and a strip-shaped groove (501) of one rotating rod (5).
5. The display device for teaching assistance according to claim 4, wherein a short rod (502) is fixedly arranged on one side of each rotating rod (5) close to the connecting rod (405), and the ends of the two short rods (502) are respectively connected with the two connecting rods (405) in a rotating manner.
6. The display device for teaching assistance according to claim 4, wherein each display board (3) comprises two symmetrical sub-boards (301), each sub-board (301) being rotatably connected to the rotating rod (5);
the top surface of the end part of each rotating rod (5) is fixedly connected with a vertical fixing shaft, and each fixing shaft is rotatably connected with two sub-plates (301) of the display plate (3).
7. The display device for teaching assistance according to claim 6, wherein the upper end of the limiting column (203) is rotatably connected with two arc-shaped rods (6), and the two arc-shaped rods (6) are respectively rotatably connected with the top ends of the two sub-plates (301) of each display plate (3).
8. The display device for teaching aid according to claim 7, wherein when the display board (3) is located at both ends of the arc chute (201), the two sub boards (301) of the display board (3) are folded and attached to each other, and when the display board (3) is located at the middle of the arc chute (201), the two sub boards (301) of the display board (3) are opened and form a plane.
9. The display device for teaching assistance according to claim 1, wherein each display board (3) is movably adhered with a soft paper board (302), and each soft paper board (302) is respectively attached to the opposite surfaces of the two sub-boards (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010961614.1A CN112071164B (en) | 2020-09-14 | 2020-09-14 | Display device is used in teaching assistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010961614.1A CN112071164B (en) | 2020-09-14 | 2020-09-14 | Display device is used in teaching assistance |
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| Publication Number | Publication Date |
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| CN112071164A true CN112071164A (en) | 2020-12-11 |
| CN112071164B CN112071164B (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010961614.1A Active CN112071164B (en) | 2020-09-14 | 2020-09-14 | Display device is used in teaching assistance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114617355A (en) * | 2022-03-28 | 2022-06-14 | 武昌理工学院 | Multi-functional english teaching equipment |
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| CN112071164B (en) | 2023-03-10 |
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