CN112233499A - Statistics figure show teaching device - Google Patents
Statistics figure show teaching device Download PDFInfo
- Publication number
- CN112233499A CN112233499A CN202011149391.5A CN202011149391A CN112233499A CN 112233499 A CN112233499 A CN 112233499A CN 202011149391 A CN202011149391 A CN 202011149391A CN 112233499 A CN112233499 A CN 112233499A
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- display
- display board
- teaching device
- gear
- board
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- 238000005192 partition Methods 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 206010016256 fatigue Diseases 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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Classifications
-
- 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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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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)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a statistical graph display teaching device, relates to the technical field of teaching devices, and mainly aims to solve the problem that the conventional statistical graph display teaching device is inconvenient to quickly clean a display board; the statistical graph display teaching device comprises a display board, wherein a partition board is fixedly arranged in the middle of the front side of the display board and divides the display board into two display sub-boards with the same size; a working box is fixedly arranged on the lower side of the display board, a motor is fixedly arranged on the inner wall of the rear side of the working box, the output end of the motor is fixedly connected with a rotating shaft, and a gear is fixedly arranged at the front end of the rotating shaft; two long plates which are bilaterally symmetrical are respectively arranged on the upper side and the lower side of the gear, and one sides of the two long plates, which are close to the gear, are respectively and fixedly provided with a rack which is meshed with the gear.
Description
Technical Field
The invention relates to a teaching device, in particular to a statistical graph display teaching device.
Background
In statistical teaching courses, teachers often use display devices for teaching; in the teaching process, the students often need to be subjected to graphic display, and at this time, teachers can draw pictures on the display board, but as more graphics and contents are involved in the teaching process and the use area of the display board is limited, teachers often need to timely clean the displayed graphic contents so as to be convenient for reuse; present statistics figure show teaching device is often that the mr clears up through the cleanness is wiped manually in the clearance process, and this kind of mode not only wastes time and energy, and the clearance inefficiency can also increase mr's tired out make the student take place the phenomenon of distraction during this period simultaneously, is unfavorable for mr's teaching.
Disclosure of Invention
The invention aims to provide a statistical graph display teaching device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a statistical graph display teaching device comprises a display board, wherein a partition board is fixedly installed in the middle of the front side of the display board and divides the display board into two display sub-boards with the same size; a working box is fixedly arranged on the lower side of the display board, a motor is fixedly arranged on the inner wall of the rear side of the working box, the output end of the motor is fixedly connected with a rotating shaft, and a gear is fixedly arranged at the front end of the rotating shaft; two long plates which are bilaterally symmetrical are respectively arranged on the upper side and the lower side of the gear, and one sides of the two long plates, which are close to the gear, are respectively and fixedly provided with a rack which is meshed with the gear; the upper sides of the two long plates are fixedly connected with first sliding blocks which are embedded in the first sliding rails in a sliding manner through a plurality of connecting blocks; connecting blocks are respectively and fixedly installed at one ends, close to the inner wall of the working box, of the front sides of the two long plates, connecting rods are respectively and fixedly installed at the front sides of the two connecting blocks, a channel is formed in the upper side of the working box, the two connecting rods respectively penetrate through the channel and then are fixedly connected with cleaning wipers, and the two cleaning wipers are respectively located at the left end and the right end of the front side of the display plate; the upper sides of the two display sub-boards of the display board are respectively and fixedly provided with a second slide rail, and the upper sides of the cleaning wipers are respectively and movably connected with a second slide block arranged in the second slide rail through a connecting block.
As a further scheme of the invention: the show board below is provided with the bottom plate, bottom plate upside fixed mounting has a brace table, the brace table upside is provided with height adjusting mechanism, height adjusting mechanism upside fixed mounting has the mounting panel, the workbin fixed mounting be in on the mounting panel.
As a further scheme of the invention: the bottom plate downside fixed mounting has the gyro wheel, the gyro wheel is the universal wheel.
As a further scheme of the invention: and a brake for braking the roller is also fixedly arranged on the roller.
As a further scheme of the invention: the height adjusting mechanism comprises a screw rod movably connected to the upper side of the supporting table through a bearing seat, a threaded sleeve matched with the screw rod is sleeved on the screw rod, and the upper end of the threaded sleeve is fixedly connected with the lower side of the mounting plate; a first bevel gear is fixedly sleeved on the shaft wall at the lower end of the screw, and a driving mechanism for driving the first bevel gear to rotate is fixedly installed at the right end of the upper side of the supporting table; the mounting panel downside left end fixed mounting has the slide bar, brace table upside left end fixed mounting has the sleeve, the slide bar slides and inserts and locates the sleeve.
As a further scheme of the invention: the driving mechanism comprises a fixed seat fixedly arranged at the right end of the upper side of the supporting table, a connecting shaft is movably arranged in the fixed seat in a penetrating mode, a second bevel gear meshed with the first bevel gear is fixedly arranged at the left end of the connecting shaft, and a crank is fixedly connected to the right end of the connecting shaft.
As a further scheme of the invention: the detachable cover in crank end is equipped with anti-skidding cover, the material of anti-skidding cover is polyvinyl chloride rubber.
As a further scheme of the invention: the supporting table is internally provided with a storage cabinet and a plurality of drawers, and handles are respectively and fixedly arranged on the storage cabinet and the drawers.
As a further scheme of the invention: the display board is characterized in that the left side and the right side of the display board are respectively rotatably provided with a folding board arranged at the rear side of the display board, and the sum of the areas of the two folding boards is the same as the area of the display board.
Compared with the prior art, the invention has the beneficial effects that:
the statistical graph display teaching device provided by the invention has the advantages that the motor drives the rotating shaft to rotate, the rotating shaft drives the two rack teeth to do left-right reciprocating motion in opposite directions, so that the long plate is driven to move, the long plate drives the cleaning wiper to do left-right motion on the display plate through the connecting rod, so that the two cleaning wipers perform reciprocating wiping on the front side of the display plate, the display plate is cleaned, the operation is simple, the operation is convenient and fast, the manual cleaning of teachers is not needed, the time and the labor are saved, the fatigue of the teachers can be relieved, the distraction phenomenon of students is prevented, and the practicability is strong.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view showing the structure of the folding plate in the folded state according to the present invention.
Fig. 3 is a schematic structural view of a motor and a rotating shaft according to the present invention.
Fig. 4 is a schematic structural view of a first bevel gear and a second bevel gear in the present invention.
In the figure: 1-display board, 2-work box, 3-motor, 4-rotating shaft, 5-gear, 6-rack, 7-long board, 8-connecting rod, 9-cleaning wipe, 10-first sliding rail, 11-first sliding block, 12-folding board, 13-mounting board, 14-threaded sleeve, 15-screw rod, 16-first bevel gear, 17-bearing seat, 18-sliding rod, 19-sleeve, 20-second bevel gear, 21-fixing seat, 22-crank, 23-anti-slip sleeve, 24-supporting table, 25-storage cabinet, 26-drawer, 27-bottom board, 28-roller, 29-connecting shaft, 30-second sliding block, 31-second sliding rail and 32-partition board.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, and the like in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if the description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, in the embodiment of the present invention, a statistical graph display teaching device includes a display board 1, a partition plate 32 is fixedly installed in a middle position of a front side of the display board 1, and the display board 1 is divided into two display sub-boards with the same size by the partition plate 32; a working box 2 is fixedly arranged on the lower side of the display board 1, a motor 3 is fixedly arranged on the inner wall of the rear side of the working box 2, the output end of the motor 3 is fixedly connected with a rotating shaft 4, and a gear 5 is fixedly arranged at the front end of the rotating shaft 4; two long plates 7 which are bilaterally symmetrical are respectively arranged on the upper side and the lower side of the gear 5, and a rack gear 6 which is meshed with the gear 5 is respectively and fixedly arranged on one side, close to the gear 5, of each of the two long plates 7; the upper and lower inner walls of the display board 1 are respectively and fixedly provided with a first slide rail 10, and the upper sides of the two long boards 7 are respectively and fixedly connected with a first slide block 11 which is embedded in the first slide rail 10 in a sliding manner through a plurality of connecting blocks; connecting blocks are respectively and fixedly installed at one ends, close to the inner wall of the working box 2, of the front sides of the two long plates 7, connecting rods 8 are respectively and fixedly installed at the front sides of the two connecting blocks, a channel is formed in the upper side of the working box 2, the two connecting rods 8 are respectively and fixedly connected with cleaning wipers 9 after penetrating through the channel, and the two cleaning wipers 9 are respectively located at the left end and the right end of the front side of the display plate 1; the upper sides of the two display sub-boards of the display board 1 are respectively and fixedly provided with a second slide rail 31, and the upper sides of the cleaning wipers 9 are respectively and movably connected with a second slide block 30 arranged in the second slide rail 31 through a connecting block.
Further, show board 1 below is provided with bottom plate 27, bottom plate 27 upside fixed mounting has a supporting bench 24, supporting bench 24 upside is provided with height adjusting mechanism, height adjusting mechanism upside fixed mounting has mounting panel 13, workbin 2 fixed mounting be in on the mounting panel 13.
Further, a roller 28 is fixedly mounted on the lower side of the bottom plate 27, and the roller 28 is a universal wheel.
Further, a brake for braking the roller 28 is also fixedly mounted on the roller 28.
Further, the height adjusting mechanism comprises a screw rod 15 movably connected to the upper side of the support table 24 through a bearing seat 17, a threaded sleeve 14 matched with the screw rod 15 is sleeved on the screw rod 15, and the upper end of the threaded sleeve 14 is fixedly connected with the lower side of the mounting plate 13; a first bevel gear 16 is fixedly sleeved on the shaft wall at the lower end of the screw 15, and a driving mechanism for driving the first bevel gear 16 to rotate is fixedly installed at the right end of the upper side of the support table 24; the left end of the lower side of the mounting plate 13 is fixedly provided with a sliding rod 18, the left end of the upper side of the supporting platform 24 is fixedly provided with a sleeve 19, and the sliding rod 18 is slidably inserted into the sleeve 19.
Further, the driving mechanism comprises a fixed seat 21 fixedly installed at the right end of the upper side of the supporting table 24, a connecting shaft 29 is movably arranged in the fixed seat 21 in a penetrating manner, a second bevel gear 20 meshed with the first bevel gear 16 is fixedly installed at the left end of the connecting shaft 29, and a crank 22 is fixedly connected at the right end of the connecting shaft 29.
Furthermore, the detachable cover in crank 22 end is equipped with anti-skidding cover 23, anti-skidding cover 23's material is polyvinyl chloride rubber.
Further, a storage cabinet 25 and a plurality of drawers 26 are arranged in the support platform 24, and handles are respectively fixedly mounted on the storage cabinet 25 and the drawers 26.
Example 2
Referring to fig. 1-2, in order to make the use area of the statistical graph display teaching device of the present invention larger, the embodiment is further improved on the basis of embodiment 1, and the improvement is: the left side and the right side of the display board 1 are respectively provided with a folding board 12 arranged at the rear side of the display board 1 in a rotating way, and the sum of the areas of the two folding boards 12 is the same as that of the display board 1.
The working principle of the invention is as follows: in using the statistical graphical presentation teaching device of the present invention, the device is moved to a target position by the roller 28 as needed, and then the brake on the roller 28 is adjusted to brake the roller 28, thereby fixing the device; teachers can place required teaching aids in the storage cabinet 25 and the drawers 26 in a classified mode, and the storage and the use are convenient; if the height of the display board 1 needs to be adjusted, the handle 22 is rotated by hand to drive the connecting shaft 29 to rotate, the connecting shaft 29 drives the first bevel gear 16 to rotate through the second bevel gear 20, and the screw 15 drives the threaded sleeve 14 to move upwards due to the sliding rod 18 being movably inserted in the bearing seat 17, and the sliding rod 18 moves upwards in the sleeve 19; the threaded sleeve 14 drives the working box 2 to move upwards through the mounting plate 13, and the working box 2 drives the display board 1 to move upwards, so that the height of the display board 1 can be adjusted, and students can watch the display board conveniently; in the teaching process, if the use area needs to be increased, only the two folding plates 12 need to be rotated from the rear side of the display plate 1 to the front side of the display plate 1; if need clear up show board 1, starter motor 3 drives pivot 4 and rotates, pivot 4 drives two rack teeth 6 and is reciprocating motion about to opposite direction's direction, thereby drive long slab 7 motion, long slab 7 drives through connecting rod 8 and cleans 9 side-to-side movement on show board 1, thereby make two clean 9 of cleaning and reciprocating the cleaning with show board 1 front side, and then clear up show board 1, and is simple in operation, high convenience and fast, need not the manual clearance of mr, time saving and labor saving, can alleviate mr's fatigue, prevent the student from appearing the distraction phenomenon simultaneously, and the practicality is stronger.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A statistical graph display teaching device comprises a display board (1), and is characterized in that a partition board (32) is fixedly installed in the middle of the front side of the display board (1), and the display board (1) is divided into two display sub-boards with the same size by the partition board (32); a working box (2) is fixedly mounted on the lower side of the display board (1), a motor (3) is fixedly mounted on the inner wall of the rear side of the working box (2), a rotating shaft (4) is fixedly connected to the output end of the motor (3), and a gear (5) is fixedly mounted at the front end of the rotating shaft (4); two long plates (7) which are bilaterally symmetrical are respectively arranged on the upper side and the lower side of the gear (5), and one sides of the two long plates (7) close to the gear (5) are respectively and fixedly provided with a rack (6) which is meshed with the gear (5); the upper and lower inner walls of the display board (1) are respectively and fixedly provided with a first sliding rail (10), and the upper sides of the two long boards (7) are respectively and fixedly connected with a first sliding block (11) which is embedded in the first sliding rail (10) in a sliding manner through a plurality of connecting blocks; connecting blocks are respectively and fixedly installed at one end, close to the inner wall of the working box (2), of the front sides of the two long plates (7), connecting rods (8) are respectively and fixedly installed at the front sides of the two connecting blocks, a channel is formed in the upper side of the working box (2), the two connecting rods (8) respectively penetrate through the channel and then are fixedly connected with cleaning wipers (9), and the two cleaning wipers (9) are respectively located at the left end and the right end of the front side of the display plate (1); the upper sides of the two display sub-boards of the display board (1) are respectively and fixedly provided with a second slide rail (31), and the upper sides of the cleaning wipers (9) are respectively and movably connected with a second slide block (30) arranged in the second slide rail (31) through a connecting block.
2. The statistical graphic display teaching device according to claim 1, wherein a bottom plate (27) is arranged below the display board (1), a support table (24) is fixedly mounted on the upper side of the bottom plate (27), a height adjusting mechanism is arranged on the upper side of the support table (24), a mounting plate (13) is fixedly mounted on the upper side of the height adjusting mechanism, and the work box (2) is fixedly mounted on the mounting plate (13).
3. The statistical graphic display teaching device according to claim 2, wherein a roller (28) is fixedly mounted on the lower side of the bottom plate (27), and the roller (28) is a universal wheel.
4. A statistical graphic display teaching device according to claim 3, wherein a brake for braking said roller (28) is further fixedly mounted on said roller (28).
5. The statistical graphic display teaching device according to claim 2, wherein the height adjusting mechanism comprises a screw rod (15) movably connected to the upper side of the support platform (24) through a bearing seat (17), a threaded sleeve (14) matched with the screw rod (15) is sleeved on the screw rod (15), and the upper end of the threaded sleeve (14) is fixedly connected with the lower side of the mounting plate (13); a first bevel gear (16) is fixedly sleeved on the shaft wall at the lower end of the screw (15), and a driving mechanism for driving the first bevel gear (16) to rotate is fixedly installed at the right end of the upper side of the supporting platform (24); the mounting panel (13) downside left end fixed mounting has slide bar (18), brace table (24) upside left end fixed mounting has sleeve (19), slide bar (18) slide insert locate sleeve (19).
6. The statistical graphic display teaching device according to claim 5, wherein the driving mechanism comprises a fixed seat (21) fixedly installed at the right end of the upper side of the support platform (24), a connecting shaft (29) is movably arranged in the fixed seat (21) in a penetrating manner, a second bevel gear (20) meshed with the first bevel gear (16) is fixedly installed at the left end of the connecting shaft (29), and a crank (22) is fixedly connected at the right end of the connecting shaft (29).
7. The statistical graphic display teaching device according to claim 6, wherein the crank (22) is detachably sleeved with an anti-slip sleeve (23), and the anti-slip sleeve (23) is made of polyvinyl chloride rubber.
8. The statistical graphic display teaching device according to claim 2, wherein a storage cabinet (25) and a plurality of drawers (26) are provided in said support platform (24), and handles are fixedly mounted on said storage cabinet (25) and said drawers (26), respectively.
9. The statistical graphic display teaching device according to claim 1, wherein the left and right sides of the display board (1) are respectively rotatably mounted with folding boards (12) arranged at the rear side of the display board (1), and the sum of the areas of the two folding boards (12) is the same as the area of the display board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011149391.5A CN112233499A (en) | 2020-10-23 | 2020-10-23 | Statistics figure show teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011149391.5A CN112233499A (en) | 2020-10-23 | 2020-10-23 | Statistics figure show teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112233499A true CN112233499A (en) | 2021-01-15 |
Family
ID=74109355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011149391.5A Pending CN112233499A (en) | 2020-10-23 | 2020-10-23 | Statistics figure show teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112233499A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113370696A (en) * | 2021-05-27 | 2021-09-10 | 淄博师范高等专科学校 | Chinese teaching vocabulary explanation display device |
| CN115836781A (en) * | 2022-12-28 | 2023-03-24 | 邹富金 | Sample of fine arts teaching usefulness places podium |
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| CN211237566U (en) * | 2020-03-23 | 2020-08-11 | 岩香 | Subway map tablet for municipal administration |
| CN211519074U (en) * | 2020-01-03 | 2020-09-18 | 山东英才学院 | Cleaning device capable of automatically wiping blackboard |
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| CN107731125A (en) * | 2017-11-29 | 2018-02-23 | 成都叶舟科技有限公司 | Landscape garden new energy direction board |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113370696A (en) * | 2021-05-27 | 2021-09-10 | 淄博师范高等专科学校 | Chinese teaching vocabulary explanation display device |
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Application publication date: 20210115 |
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