CN220672091U - Combined mathematical teaching board - Google Patents
Combined mathematical teaching board Download PDFInfo
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- CN220672091U CN220672091U CN202322351394.2U CN202322351394U CN220672091U CN 220672091 U CN220672091 U CN 220672091U CN 202322351394 U CN202322351394 U CN 202322351394U CN 220672091 U CN220672091 U CN 220672091U
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- 239000000428 dust Substances 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims 2
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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Abstract
The utility model discloses a combined mathematical teaching board, which belongs to the technical field of teaching tools and comprises a teaching blackboard, wherein two first collar blocks are fixed at the front of the teaching blackboard and near one side of the teaching blackboard, and a display assembly is arranged in each first collar block; the display assembly comprises a first rotating shaft rod which is arranged in the first lantern ring block and connected in a rotating mode. According to the utility model, by arranging the display assembly, a math teacher can display the graph on the first shape teaching board for a student to view, and can also display the graph on the second shape teaching board, then the second shape teaching board is rotated, the second shape teaching board is driven to rotate on the outer wall of the second lantern ring block, and the two lantern ring blocks are combined together to facilitate storage and transportation.
Description
Technical Field
The utility model relates to the technical field of teaching aids, in particular to a combined mathematical education board.
Background
The mathematical teaching board is a teaching instrument for mathematical teaching, is used when being used in the class of a mathematical teacher in a school, is also frequently used when the teacher teaches students after class, is convenient for students to know mathematical knowledge, and better displays mathematical formulas and patterns
The utility model patent of patent publication No. CN215382582U discloses a mathematical teaching board, which aims at teaching boards, namely tools used for writing and demonstrating in education industry, and is usually a board surface placed in a classroom or a meeting room, and the teaching board is used for writing contents by chalk or an aqueous pen, so as to play a role in teaching and demonstrating. The mathematics is a technical discipline, has great difference with the teaching of Chinese mathematics, mainly requires a plurality of tools for teaching the mathematics, is universal in the existing teaching board, and cannot be well suitable for mathematical education; the both sides of the supporting seat of this patent are equipped with backup pad and the lower extreme of backup pad are equipped with the universal wheel, the side and the upper portion of bracing piece two are equipped with the connecting rod, it is equipped with the connecting seat to rotate on the connecting rod, connecting seat and mount pad fixed connection, the mount pad is close to one side bottom of draw-in groove and is equipped with the dust collecting vat, and the advantage of this patent is: the structure is simple, the use is convenient, and the carrying and the assembly are convenient; however, the teaching board has the following drawbacks.
When the teaching board is used, in the mathematical graph teaching process, a math teacher needs to draw various mathematical teaching graphs on the teaching board, the drawn graphs are long in time, a large amount of mathematical explanation time is occupied, a large amount of chalks can be wasted to cause dust overflow, and the teaching board is inconvenient to use.
Disclosure of Invention
Therefore, the utility model provides a combined mathematical teaching board to solve the problems in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions: the combined mathematical teaching board comprises a teaching blackboard, wherein two first collar blocks are fixed at the front part of the teaching blackboard and near one side of the teaching blackboard, and a display assembly is arranged in each first collar block;
the display assembly comprises a first rotating shaft rod which is arranged inside the first lantern ring block and is connected with the first lantern ring block in a rotating mode, a first shape teaching board is connected to the outer wall of the first rotating shaft rod in a rotating mode and located at a position between the two first lantern ring blocks, two second lantern ring blocks are fixed to the front side of the teaching blackboard and close to the position of the other side of the teaching blackboard, a second rotating shaft rod is connected to the inner portion of the second lantern ring block, and a second shape teaching board is connected to the outer wall of the second rotating shaft rod in a rotating mode and located at a position between the two second lantern ring blocks.
Preferably, two first lantern ring piece all rotates between with first shape teaching board to be connected, two first lantern ring piece from the top down arranges in proper order and sets up, two second lantern ring piece all rotates between the second shape teaching board to be connected, rotate through the bearing between second lantern ring piece inner wall and the second rotation axostylus axostyle outer wall and be connected, a plurality of parallelogram holes that increase gradually from left to right area are run through to one side of teaching blackboard, the top in parallelogram hole is equipped with isosceles trapezoid hole, and the top in rectangle hole is equipped with a plurality of rectangle holes that increase gradually from left to right area, a plurality of circular holes that increase gradually from left to right area are run through to one side of first shape teaching board, a plurality of triangle holes that increase gradually from left to right area are run through to set up in one side and be located circular hole below position department of first shape teaching board, the bottom of teaching blackboard is equipped with the supporting base, and supporting base's bottom cross section shape is set up to the worker shape.
Preferably, the place ahead of teaching blackboard is close to its bottom position department and is fixed with the collection fill, and the welding of the inner wall bottom of collecting the fill has the slope guide plate, the bottom embedding of collecting the fill has threaded connection to collect the screwed pipe, and the bottom fixed intercommunication of collecting the screwed pipe has the holding case that is used for holding chalk dust.
The utility model has the following advantages:
1. through setting up the show subassembly, the mathematics mr can be according to the demonstration of first shape teaching board upper graph for the student looks over, but also can demonstrate the graph on the second shape teaching board, and the mathematics mr can explain these graphs in the show process, can rotate first shape teaching board one hundred eighty degrees after the explanation finishes, rotate second shape teaching board again, the second shape teaching board drives and accomodates the transportation in the outer wall of second lantern ring piece is rotatory, the combination is in the same place convenient, need not the drawing when expanding and can explain fast, increase the explanation time, and need not to consume the chalk, avoid causing the dust to overflow, it is more convenient to use;
2. chalk dust falls to the collection fill inside under the effect of gravity, and the stacked chalk dust can fall under the effect of slope guide plate inclined plane and remove to collection screwed pipe top position department, and the holding case can play the automatic collection effect to the chalk dust, avoids polluting teaching ground, and the feature of environmental protection is better.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
FIG. 1 is a schematic diagram of the overall structure of a combined mathematical education board according to the present utility model;
FIG. 2 is a schematic view of a partial structure of a connection portion between a second collar block and a second rotating shaft in a combined mathematical education board according to the present utility model;
FIG. 3 is a schematic top view of a modular math teaching board according to the present utility model;
FIG. 4 is a schematic view showing a connection part structure of a collecting bucket and an inclined deflector in a combined mathematical education board according to the present utility model;
in the figure: 1. a teaching blackboard; 2. a first collar block; 3. a first rotating shaft; 4. a first shape teaching board; 5. a second collar piece; 6. a second rotating shaft; 7. a second shape teaching board; 8. a parallelogram hole; 9. a rectangular hole; 10. an isosceles trapezoid hole; 11. a circular hole; 12. a triangular aperture; 13. a support base; 14. a collection bucket; 15. an inclined deflector; 16. collecting a threaded pipe; 17. and (5) carrying out box loading.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The combined mathematical education board is provided with the display assembly, and the display assembly can be combined together to facilitate storage and transportation, so that the explanation can be quickly carried out without drawing when the board is unfolded, the explanation time is increased, chalk loss is not needed, dust overflow is avoided, the combined mathematical education board is more convenient to use, and the specific structure of the display assembly is set as follows.
In some embodiments, as shown in fig. 1-2, the display assembly includes a first rotating shaft rod 3 rotatably connected inside a first collar block 2, the outer wall of the first rotating shaft rod 3 is rotatably connected with a first shape teaching board 4 at a position between two first collar blocks 2, two second collar blocks 5 are fixed at the position in front of the teaching blackboard 1 and close to the other side of the teaching blackboard, a second rotating shaft rod 6 is connected inside the second collar blocks 5, a second shape teaching board 7 is rotatably connected at the position between the outer wall of the second rotating shaft rod 6 and the two second collar blocks 5, the two first collar blocks 2 are rotatably connected with the first shape teaching board 4, the two first collar blocks 2 are sequentially arranged from top to bottom, the two second collar blocks 5 are rotatably connected with the second shape teaching board 7, and the inner wall of the second collar blocks 5 is rotatably connected with the outer wall of the second rotating shaft rod 6 through bearings.
The use principle of this embodiment combination formula math teaching board, math mr can look over for the student according to the circular hole 11 on the first shape teaching board 4, and have the circular hole 11 of different neps, moreover, can show triangle-shaped hole 12 and look over for the student, still can show a plurality of parallelogram holes 8 and a plurality of rectangular holes 9 and isosceles trapezoid hole 10 on the second shape teaching board 7 and look over for the student, math figure on the second shape teaching board 7 and the math figure on the first shape teaching board 4 make things convenient for the direct show to the student looks over, and in the show process math mr can explain these figures, need not the drawing and can explain fast, increase the explanation time, and need not to wear the chalk, avoid causing the dust to overflow, can rotate first shape teaching board 4 hundred ten degrees after the explanation, first shape teaching board 4 is rotatory at first rotating shaft 3 outer wall, and first rotating shaft 3 can rotate in first cover circle piece 2, rotate second shape teaching board 7 again, second shape teaching board 7 drives the second circle piece 5 rotatory cover 5 in the first shape teaching board 5, therefore, second shape teaching board 5 is rotatory between the first circle piece 5.
In some embodiments, as shown in fig. 1-2, one side of the teaching blackboard 1 is penetrated and provided with a plurality of parallelogram holes 8 with sequentially increasing areas from left to right, an isosceles trapezoid hole 10 is arranged above the parallelogram holes 8, a plurality of rectangle holes 9 with sequentially increasing areas from left to right are arranged above the rectangle holes 9, so that the plurality of parallelogram holes 8, the plurality of rectangle holes 9 and the isosceles trapezoid hole 10 on the second shape teaching board 7 can be displayed for students to view, graphics of different area sections are explained, the explanation range is wider, one side of the first shape teaching board 4 is penetrated and provided with a plurality of circular holes 11 with sequentially increasing areas from left to right, one side of the first shape teaching board 4 is penetrated and provided with a plurality of triangle holes 12 with sequentially increasing areas from left to right at a position below the circular holes 11, so that mathematics teacher can display and view the circular holes 11 of different neps for students according to the first shape teaching board 4, moreover, graphics of different area sections can be displayed for students can be displayed for the triangle holes 12, the students can display graphics of different area sections for viewing, the blackboard section is provided with a base 13, and the base 13 is provided with a base 13 for teaching blackboard 1 with a vertical support, and the base 13 is convenient for teaching blackboard 1.
In some embodiments, as shown in fig. 3-4, a collecting hopper 14 is fixed at the position, close to the bottom end, of the front part of the teaching blackboard 1, an inclined guide plate 15 is welded at the bottom end of the inner wall of the collecting hopper 14, a collecting threaded pipe 16 is embedded at the bottom end of the collecting hopper 14 and is connected with a holding box 17 for holding chalk dust in a fixed and communicated mode at the bottom end of the collecting threaded pipe 16.
According to the upper structure, when a math teacher uses chalk to write a formula on the teaching blackboard 1, chalk dust falls into the collecting hopper 14 under the action of gravity, the chalk dust enters into the upper surface of the inclined guide plate 15 along the collecting hopper 14, the accumulated chalk dust falls and moves to the top position of the collecting threaded pipe 16 under the action of the inclined surface of the inclined guide plate 15, the chalk dust enters into the containing box 17 along the collecting threaded pipe 16, and the containing box 17 can automatically collect the chalk dust.
While the utility model has been described in detail with respect to the general description and specific embodiments thereof, it will be apparent to those skilled in the art that various modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.
Claims (7)
1. The utility model provides a modular mathematical education board, includes teaching blackboard (1), the place ahead of teaching blackboard (1) just is close to its one side position department and is fixed with two first collar piece (2), its characterized in that: a display assembly is arranged in the first sleeve ring block (2);
the display assembly comprises a first rotating shaft rod (3) which is arranged inside a first collar block (2) and is connected in a rotating mode, a first shape teaching board (4) is connected to the outer wall of the first rotating shaft rod (3) in a rotating mode and located at a position between the two first collar blocks (2), two second collar blocks (5) are fixed to the front side of the teaching blackboard (1) and close to the other side of the teaching blackboard, a second rotating shaft rod (6) is connected to the inner portion of each second collar block (5), and a second shape teaching board (7) is connected to the outer wall of each second rotating shaft rod (6) in a rotating mode and located at a position between the two second collar blocks (5).
2. A modular math teaching board as claimed in claim 1, wherein: the two first collar blocks (2) are rotationally connected with the first shape teaching board (4), and the two first collar blocks (2) are sequentially arranged from top to bottom.
3. A modular math teaching board as claimed in claim 1, wherein: the two second collar blocks (5) are both rotationally connected with the second shape teaching board (7), and the inner wall of the second collar blocks (5) is rotationally connected with the outer wall of the second rotating shaft lever (6) through bearings.
4. A modular math teaching board as claimed in claim 1, wherein: one side of teaching blackboard (1) runs through and has offered a plurality of parallelogram holes (8) that increase gradually from left to right area, the top of parallelogram hole (8) is equipped with isosceles trapezoid hole (10), and the top of rectangle hole (9) is equipped with a plurality of rectangle holes (9) that increase gradually from left to right area.
5. A modular math teaching board as claimed in claim 1, wherein: one side of the first shape teaching board (4) is provided with a plurality of circular holes (11) with sequentially increasing areas from left to right in a penetrating way, and one side of the first shape teaching board (4) is provided with a plurality of triangular holes (12) with sequentially increasing areas from left to right in a penetrating way at the position below the circular holes (11).
6. A modular math teaching board as claimed in claim 1, wherein: the bottom of teaching blackboard (1) is equipped with support base (13), and the bottom cross section shape of support base (13) is established to the worker shape.
7. A modular math teaching board as claimed in claim 1, wherein: the teaching blackboard is characterized in that a collecting hopper (14) is fixed at the position, close to the bottom end, of the front of the teaching blackboard (1), an inclined guide plate (15) is welded at the bottom end of the inner wall of the collecting hopper (14), a collecting threaded pipe (16) is embedded at the bottom end of the collecting hopper (14), and a holding box (17) for holding chalk dust is communicated with the bottom end of the collecting threaded pipe (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322351394.2U CN220672091U (en) | 2023-08-31 | 2023-08-31 | Combined mathematical teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322351394.2U CN220672091U (en) | 2023-08-31 | 2023-08-31 | Combined mathematical teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220672091U true CN220672091U (en) | 2024-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322351394.2U Active CN220672091U (en) | 2023-08-31 | 2023-08-31 | Combined mathematical teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220672091U (en) |
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2023
- 2023-08-31 CN CN202322351394.2U patent/CN220672091U/en active Active
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