CN211827792U - Mathematical graph demonstration device - Google Patents
Mathematical graph demonstration device Download PDFInfo
- Publication number
- CN211827792U CN211827792U CN202020975422.1U CN202020975422U CN211827792U CN 211827792 U CN211827792 U CN 211827792U CN 202020975422 U CN202020975422 U CN 202020975422U CN 211827792 U CN211827792 U CN 211827792U
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- fixing
- block
- display board
- frame
- mathematical
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Abstract
The utility model discloses a mathematical graph demonstration device, which relates to the technical field of teaching aids and comprises a base, wherein a pillar is fixedly arranged on the base, a connecting column is arranged on the pillar, a fixed plate is fixedly arranged at the top end of the connecting column, a display board frame is fixedly arranged on the fixed plate, and a display board is fixedly arranged in the display board frame; a first fixing block and a second fixing block are fixedly arranged on the frame walls on the left side and the right side of the display board frame, and the tail end of the second fixing block is rotatably connected with a supporting rod; the tail end of the first fixed block is rotatably connected with a display stand, a supporting block is fixedly arranged on one side, close to the first fixed block, of the bottom surface of the display stand, and a groove is formed in the supporting block; fixing seats are fixedly arranged at the upper ends of the left side frame wall and the right side frame wall of the display board frame, fixing screw holes are formed in the fixing seats, and fixing screws matched with the fixing screw holes penetrate through the fixing screw holes; adopt the utility model discloses can conveniently show the graphics mould.
Description
Technical Field
The utility model relates to a teaching aid specifically is a mathematical graph presentation device.
Background
Graphic problems are often involved in mathematical education, and teachers often help students to understand the problems more comprehensively and fully through graphic demonstration in order to make it easier for the students to solve the graphic problems. When the graph is demonstrated, the graph is usually drawn on the display board by using auxiliary tools such as a ruler, compasses and the like, so that the method is time-consuming and labor-consuming, and the problem that the understanding of students is influenced due to the lack of standard drawing is easy to occur; along with the development of modern science and technology, more and more figure mould is used, but present mathematical graph presentation device mostly only has the show board that is used for writing and drawing, does not have the platform of placing that is used for placing the figure mould, and this just makes the mr can only show the figure mould with the hand and watch for the student, and is very inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mathematics figure presentation device to solve above-mentioned problem.
In order to achieve the above object, the utility model provides a following technical scheme:
a mathematical graph demonstration device comprises a base, wherein a support column is fixedly installed on the base, a connecting column is installed on the support column, a fixing plate is fixedly installed at the top end of the connecting column, a display board frame is fixedly installed on the fixing plate, and a display board is fixedly installed in the display board frame; a first fixing block and a second fixing block are fixedly arranged on the frame walls on the left side and the right side of the display board frame, and the second fixing block is positioned below the first fixing block; the tail end of the second fixed block is rotatably connected with a supporting rod; the tail end of the first fixed block is rotatably connected with a display stand, a supporting block is fixedly arranged on one side, close to the first fixed block, of the bottom surface of the display stand, and a groove is formed in the supporting block; fixing seats are fixedly arranged at the upper ends of the left side frame wall and the right side frame wall of the display board frame, fixing screw holes are formed in the fixing seats, and fixing screws matched with the fixing screw holes penetrate through the fixing screw holes; the display stand is provided with a hole, and the fixing screw is also arranged in the hole in a penetrating manner.
In a further aspect: the base bottom surface fixed mounting has the installation shell, installation shell internally mounted has the removal wheel, it is the universal wheel to remove the wheel.
In a further aspect: and a brake for braking the movable wheel is fixedly arranged on the mounting shell.
In a further aspect: the pillar is fixedly provided with an adjuster for adjusting the height of the connecting column, and the adjuster is a bolt penetrating through the outer wall of the pillar.
In a further aspect: the display board comprises a display board frame and is characterized in that storage boxes are fixedly mounted on the left side and the right side of the lower side frame wall of the display board frame, the storage boxes are respectively located on two sides of a fixed plate, a box door is arranged on each storage box, and a handle is fixedly mounted on each box door.
In a further aspect: the display board is characterized in that slide rails are fixedly mounted on the left side and the right side of the display board, slide blocks are arranged in the slide rails in a sliding mode, a cleaning wiper is fixedly connected between the two slide blocks, and a handle is fixedly mounted on the cleaning wiper.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a mathematical graph demonstration device connects the show stand on the first fixed block through rotating, connects the branch rotation on the second fixed block, makes the branch card establish in the recess of supporting shoe to fix the show stand, make the mr conveniently place the figure mould on the show stand to the classmate show; meanwhile, the sliding blocks are fixedly connected with the two ends of the cleaning wiper and arranged in the sliding rail, so that the display board is convenient to clean.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in a normal state.
Fig. 2 is a schematic structural view of the display stand according to the present invention.
Fig. 3 is a schematic view of a connection structure of the display stand of the present invention.
Fig. 4 is a schematic structural view of the middle fixing seat of the present invention.
Notations for reference numerals: the device comprises a base 1, a mounting shell 2, a brake 3, a moving wheel 4, a support 5, a connecting column 6, a regulator 7, a fixing plate 8, a storage box 9, a handle 10, a display board frame 11, a display board 12, a sliding rail 13, a sliding block 14, a cleaning eraser 15, a handle 16, a first fixing block 17, a display table 18, a supporting block 19, a supporting rod 20, a second fixing block 21, a fixing seat 22, a fixing screw 23 and a fixing screw hole 24.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.
Example 1
Referring to fig. 1 to 4, in an embodiment of the present invention, a mathematical graph demonstration apparatus includes a base 1, a pillar 5 is fixedly installed on the base 1, a connection post 6 is installed on the pillar 5, a fixing plate 8 is fixedly installed at a top end of the connection post 6, a display board frame 11 is fixedly installed on the fixing plate 8, and a display board 12 is fixedly installed in the display board frame 11; a first fixing block 17 and a second fixing block 21 are fixedly arranged on the frame walls on the left side and the right side of the display board frame 11, and the second fixing block 21 is positioned below the first fixing block 17; the tail end of the second fixed block 21 is rotatably connected with a supporting rod 20; the tail end of the first fixing block 17 is rotatably connected with a display table 18, a supporting block 19 is fixedly installed on one side, close to the first fixing block 17, of the bottom surface of the display table 18, and a groove is formed in the supporting block 19; the upper ends of the left and right frame walls of the display board frame 11 are fixedly provided with fixing seats 22, the fixing seats 22 are provided with fixing screw holes 24, and fixing screws 23 matched with the fixing screw holes 24 penetrate through the fixing screw holes 24; the display stand 18 is provided with a hole, and the fixing screw 23 is also arranged in the hole in a penetrating manner.
In order to make the utility model discloses a convenient shift position of mathematical graph presentation device when using, 1 bottom surface fixed mounting of base has installation shell 2, 2 internally mounted of installation shell have the removal wheel 4, it is the universal wheel to remove wheel 4.
In order to make the utility model discloses a convenient fixed position of mathematical graph presentation device when using, fixed mounting has the stopper 3 that is used for the braking to remove wheel 4 on installation shell 2.
In order to make the utility model discloses a mathematical graph presentation device is convenient for adjust the height of show board 12 when using, fixed mounting has the regulator 7 that is used for adjusting the height of spliced pole 6 on the pillar 5, regulator 7 is a bolt of wearing to locate the pillar 5 outer wall.
In order to make the utility model discloses a figure mould is conveniently stored to mathematics figure presentation device, the left and right sides fixed mounting of side frame wall has storage tank 9, two under the show board frame 11 storage tank 9 is located 8 both sides of fixed plate respectively, be provided with the chamber door on the storage tank 9, fixed mounting has handle 10 on the chamber door.
Example 2
Referring to fig. 1-2, in order to make the mathematical graph demonstration apparatus of the present invention convenient to clean the display board 12 after use, the embodiment is further improved on the basis of embodiment 1, and the improvement is: the display board is characterized in that slide rails 13 are fixedly mounted on the left side and the right side of the display board 12, slide blocks 14 are slidably arranged in the slide rails 13, a cleaning wiper 15 is fixedly connected between the two slide blocks 14, and a handle 16 is fixedly mounted on the cleaning wiper 15.
The utility model discloses a theory of operation is:
when the mathematical figure demonstration device of the utility model is used for demonstrating a figure mould, firstly, the device is moved to a proper position through the moving wheel 4, and the moving wheel 4 is braked by adjusting the brake 3, thereby fixing the device at the proper position; then, the display board 12 is positioned at a proper height by adjusting the regulator 7, so that the students can write and introduce on the display board 12; screwing the fixing screw 23 to enable the fixing screw 23 to be separated from the fixing screw hole 24 firstly and then separated from the hole on the display platform 18, then downwards rotating the display platform 18 to enable the display platform 18 to be in a horizontal state, upwards rotating the supporting rod 20 to enable the tail end of the supporting rod 20 to be clamped in the groove on the supporting block 19, and accordingly fixing the display platform 18, namely placing the graphic mold on the display platform 18 for displaying; when the display board 12 needs to be cleaned, the handle 16 is pulled downwards to drive the cleaning wiper 15 to move downwards, and the cleaning wiper 15 drives the sliding block 14 to slide downwards in the sliding rail 13, so that the cleaning wiper 15 wipes the display board 12.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (6)
1. The mathematical graph demonstration device comprises a base (1) and is characterized in that a support column (5) is fixedly mounted on the base (1), a connecting column (6) is mounted on the support column (5), a fixing plate (8) is fixedly mounted at the top end of the connecting column (6), a demonstration board frame (11) is fixedly mounted on the fixing plate (8), and a demonstration board (12) is fixedly mounted in the demonstration board frame (11); a first fixing block (17) and a second fixing block (21) are fixedly mounted on the frame walls on the left side and the right side of the display board frame (11), and the second fixing block (21) is positioned below the first fixing block (17); the tail end of the second fixed block (21) is rotatably connected with a supporting rod (20); the tail end of the first fixing block (17) is rotatably connected with a display table (18), a supporting block (19) is fixedly mounted on one side, close to the first fixing block (17), of the bottom surface of the display table (18), and a groove is formed in the supporting block (19); the upper ends of the frame walls on the left side and the right side of the display board frame (11) are fixedly provided with fixing seats (22), the fixing seats (22) are internally provided with fixing screw holes (24), and fixing screws (23) matched with the fixing screw holes (24) penetrate through the fixing screw holes (24); the display stand (18) is provided with a hole, and the fixing screw (23) is also arranged in the hole in a penetrating manner.
2. The mathematical figure demonstration device according to claim 1, wherein a mounting shell (2) is fixedly mounted on the bottom surface of the base (1), a moving wheel (4) is mounted inside the mounting shell (2), and the moving wheel (4) is a universal wheel.
3. A mathematical figure demonstration apparatus according to claim 2 wherein a brake (3) is fixedly mounted on the mounting housing (2) for braking the movable wheel (4).
4. The mathematical figure demonstration apparatus according to claim 1, wherein an adjuster (7) for adjusting the height of the connection column (6) is fixedly installed on the support column (5), and the adjuster (7) is a bolt inserted through the outer wall of the support column (5).
5. The mathematical figure demonstration apparatus according to claim 1, wherein storage boxes (9) are fixedly installed on the left and right sides of the lower side frame wall of the display board frame (11), the two storage boxes (9) are respectively located on the two sides of the fixing plate (8), a box door is arranged on each storage box (9), and a handle (10) is fixedly installed on each box door.
6. The mathematical figure demonstration device according to claim 1, wherein slide rails (13) are fixedly installed on the left side and the right side of the demonstration board (12), slide blocks (14) are slidably arranged in the slide rails (13), a cleaning wiper (15) is fixedly connected between the two slide blocks (14), and a handle (16) is fixedly installed on the cleaning wiper (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975422.1U CN211827792U (en) | 2020-06-02 | 2020-06-02 | Mathematical graph demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975422.1U CN211827792U (en) | 2020-06-02 | 2020-06-02 | Mathematical graph demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211827792U true CN211827792U (en) | 2020-10-30 |
Family
ID=73026123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020975422.1U Expired - Fee Related CN211827792U (en) | 2020-06-02 | 2020-06-02 | Mathematical graph demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211827792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113808465A (en) * | 2021-09-19 | 2021-12-17 | 张巾 | Visual display platform for medical model of respiratory medicine |
-
2020
- 2020-06-02 CN CN202020975422.1U patent/CN211827792U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113808465A (en) * | 2021-09-19 | 2021-12-17 | 张巾 | Visual display platform for medical model of respiratory medicine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20210602 |
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| CF01 | Termination of patent right due to non-payment of annual fee |