CN210501987U - Mathematics teaching demonstration board - Google Patents
Mathematics teaching demonstration board Download PDFInfo
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- CN210501987U CN210501987U CN201920614234.3U CN201920614234U CN210501987U CN 210501987 U CN210501987 U CN 210501987U CN 201920614234 U CN201920614234 U CN 201920614234U CN 210501987 U CN210501987 U CN 210501987U
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- demonstration board
- demonstration
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- board
- mathematical education
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Abstract
The utility model discloses a mathematical education demonstration board, wherein demonstration components are respectively arranged at the top ends of two supporting seats, a positioning screw rod penetrates through one side of the bottom end of a channel steel, a second demonstration board is hinged at the top end of a first demonstration board, an expansion board is arranged between two mounting grooves, a containing component is arranged at the bottom end of the first demonstration board, a taking-out port is arranged at the front side of the containing box, a mobile positioning component is arranged at the lower part of the supporting seat, a rectangular guide port is arranged at the bottom end of the supporting seat, an anti-skid rubber board is bonded at the bottom surface of a counterweight board, and a fixing board is arranged at the top end of the adjusting screw rod in a penetrating way, the first demonstration board and the second demonstration board are pulled open by taking the expansion board as the center, the area of the demonstration board is enlarged, the demonstration board is folded when not in use, the occupied space is reduced, the adjusting screw rod can be rotated, small objects such as rulers, pens and the like can be placed in the storage box, and the ruler is convenient to take and use and does not need to be carried about.
Description
Technical Field
The utility model relates to a teaching aid technical field specifically is a mathematical education demonstration board.
Background
The demonstration board is an auxiliary tool for enabling others to know the idea of a demonstrator better, a real object or a visual teaching aid is displayed to students for watching or an exemplary experiment is carried out, perceptual knowledge is obtained through actual observation to explain and verify, the demonstration board is usually a board-shaped object convenient to display and is applied to various occasions, and at the present of rapid development of electronic whiteboards and real object projectors, an ordinary whiteboard still has competitiveness in the present era due to the advantages of low cost, small interference of external environment, no need of extra power supply and the like.
But mathematical education demonstration board on the existing market needs the drawing and writes formula and answers the step when demonstrating, and the area that needs the demonstration board is great, but the demonstration board occupation space that the area is big is great, and the transport of not being convenient for is difficult to fix a position, and the teaching in-process needs to use appliances such as ruler and pen, carries inconveniently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mathematical education demonstration board, the mathematical education demonstration board that proposes in can effectively solving above-mentioned background need draw and write the formula and solve the step when demonstrating, and the area that needs the demonstration board is great, and the demonstration board occupation space that nevertheless the area is big is great, and the transport of being not convenient for is difficult to fix a position, and the teaching in-process needs to use appliances such as ruler and pen, carries inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a mathematical teaching demonstration board comprises supporting seats, wherein demonstration components are mounted at the top ends of the two supporting seats;
the demonstration assembly comprises channel steel, a positioning screw rod, a first demonstration plate, a second demonstration plate, a mounting groove, a limiting plate, a sponge strip and an expansion plate;
the channel-section steel welds in the supporting seat top, channel-section steel bottom one side is run through there is positioning screw, channel-section steel one side is provided with first demonstration board, first demonstration board top articulates there is the second demonstration board, second demonstration board and first demonstration board are close to channel-section steel one side and all install the limiting plate, the mounting groove has all been seted up to second demonstration board and first demonstration board opposite side, mounting groove one end both sides all bond there is the sponge strip, two install the expansion plate between the mounting groove.
Preferably, a sealing gasket is bonded at the top end of the channel steel.
Preferably, magnetic stripes are bonded on two sides of the back surface of the first demonstration board and two sides of the bottom surface of the second demonstration board.
Preferably, the bottom end of the first demonstration board is provided with a receiving assembly;
the accommodating assembly comprises an accommodating box, a taking-out opening and a cover plate;
the receiver passes through the screw mounting in first demonstration board bottom, the receiver openly has seted up out the mouth, it has the apron to articulate on one side of taking out the mouth.
Preferably, one end of the front surface of the cover plate is provided with a pull ring through a screw.
Preferably, the lower part of the supporting seat is provided with a movable positioning component;
the mobile positioning assembly comprises universal wheels, a rectangular guide port, a connecting pipe, a counterweight plate, an anti-skid rubber plate, an adjusting screw and a fixing plate;
the universal wheel is evenly installed in the supporting seat bottom, the rectangle guide mouth has been seted up to the supporting seat bottom, the inside connecting pipe that is provided with of rectangle guide mouth, the welding of connecting pipe bottom has the counterweight plate, the counterweight plate bottom surface bonds there is the anti-skidding rubber board, the connecting pipe top cup joints in the adjusting screw bottom through the screw thread, the fixed plate is run through on the adjusting screw top.
Preferably, the top end of the adjusting screw rod is sleeved with a limiting ring at the bottom surface of the fixing plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:
1. be provided with the demonstration subassembly, the second demonstration board that can overturn makes second demonstration board and first demonstration board be in same perpendicular, utilizes channel-section steel and positioning screw fixed, uses the expansion board to pull open as the center with first demonstration board and second demonstration board, enlarges the area of demonstration board, is convenient for draw and write the formula, and the time spent is packed up, reduces the space that occupies.
2. Be provided with the mobile location subassembly, will demonstrate the board through the universal wheel and remove to the assigned position, rotatable adjusting screw, adjusting screw promotes the connecting pipe and removes along rectangle guide port, promotes the weight plate and moves down, until anti-skidding rubber plate contact and extrusion ground, fixes a position the demonstration board.
3. The storage assembly is arranged, so that small objects such as rulers and pens can be placed in the storage box, the storage box is convenient to store and take, and the ruler is not required to be carried about.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of the demonstration assembly of the present invention;
fig. 3 is a schematic structural view of the storage assembly of the present invention;
fig. 4 is a schematic structural diagram of the mobile positioning assembly of the present invention;
reference numbers in the figures: 1. a supporting seat;
2. a presentation component; 201. channel steel; 202. positioning a screw rod; 203. a first demonstration board; 204. a second demonstration board; 205. a limiting plate; 206. mounting grooves; 207. a sponge strip; 208. an expansion board;
3. a receiving assembly; 301. a storage box; 302. a take-out port; 303. a cover plate;
4. moving the positioning component; 401. a universal wheel; 402. a rectangular guide port; 403. a connecting pipe; 404. a weight plate; 405. an anti-slip rubber sheet; 406. adjusting the screw rod; 407. and (7) fixing the plate.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in FIGS. 1-4, the utility model provides a technical solution, a mathematical education demonstration board, comprising supporting seats 1, demonstration components 2 are installed on the top of two supporting seats 1, demonstration components 2 comprise channel steel 201, positioning screws 202, a first demonstration board 203, a second demonstration board 204, a limiting board 205, an installation groove 206, a sponge bar 207 and an expansion board 208, channel steel 201 is welded on the top of supporting seats 1, in order to prevent dust and other sundries from falling into channel steel 201, a sealing gasket is bonded on the top of channel steel 201, positioning screws 202 are penetrated through one side of the bottom of channel steel 201, a first demonstration board 203 is arranged on one side of channel steel 201, a second demonstration board 204 is hinged on the top of first demonstration board 203, in order to adsorb the second demonstration board 204 on the back of first demonstration board 203, magnetic stripes are bonded on both sides of the back of first demonstration board 203 and both sides of the bottom of second demonstration board 204, limiting boards 205 are installed on one sides of second demonstration board 204 and first demonstration board 203 close to channel steel 201, mounting groove 206 has all been seted up to second demonstration board 204 and first demonstration board 203 opposite side, and mounting groove 206 one end both sides all bond there is sponge strip 207, installs expansion board 208 between two mounting grooves 206.
The storage module 3 is arranged at the bottom end of the first demonstration board 203, the storage module 3 comprises a storage box 301, a take-out port 302 and a cover plate 303, the storage box 301 is mounted at the bottom end of the first demonstration board 203 through screws, the take-out port 302 is formed in the front face of the storage box 301, the cover plate 303 is hinged to one side of the take-out port 302, articles in the storage box 301 are taken out through opening the cover plate 303, and a pull ring is mounted at one end of the front face of the cover plate.
Remove locating component 4 is installed to 1 lower part of supporting seat, remove locating component 4 includes universal wheel 401, rectangle guide port 402, connecting pipe 403, counterweight plate 404, anti-skidding rubber plate 405, adjusting screw 406 and fixed plate 407, universal wheel 401 evenly installs in 1 bottom of supporting seat, rectangle guide port 402 has been seted up to 1 bottom of supporting seat, the inside connecting pipe 403 that is provided with of rectangle guide port 402, the welding of connecting pipe 403 bottom has counterweight plate 404, counterweight plate 404 bottom surface bonds and has anti-skidding rubber plate 405, connecting pipe 403 top cup joints in adjusting screw 406 bottom through the screw thread, for the convenience of fixing adjusting screw 406, adjusting screw 406 top is located fixed plate 407 bottom surface department and has cup jointed the spacing ring, adjusting screw 406 top is run through fixed plate 407.
The utility model discloses a theory of operation and use flow: the utility model relates to a mathematical education demonstration board, move the demonstration board to the assigned position through universal wheel 401, upset second demonstration board 204, make first demonstration board 203 and second demonstration board 204 be located same vertical plane, limiting plate 205 slides along channel-section steel 201, until second demonstration board 204 and the connecting axle that makes first demonstration board 203 are in channel-section steel 201 middle part, rotate positioning screw 202 and extrude limiting plate 205 and fix second demonstration board 204 and first demonstration board 203, use expansion board 208 to stimulate first demonstration board 203 and second demonstration board 204 as the center, enlarge the demonstration area;
the adjusting screw 406 is rotated, the adjusting screw 406 pushes the connecting pipe 403 to move along the rectangular guide port 402, the counterweight plate 404 is pushed to move downwards until the anti-skid rubber plate 405 contacts and presses the ground, the supporting seat 1 is positioned, movement in the using process is prevented, small objects such as a ruler and a pen can be placed in the storage box 301, the cover plate 303 is opened, and the small objects can be taken out from the taking-out port 302, so that the storage and taking are convenient, and the carrying is not needed;
after the use, the adjusting screw 406 is rotated, the weight plate 404 returns to the original position, the expansion plate 208 is accommodated in the installation groove 206, the sponge strip 207 can brush the sundries attached to the surface of the expansion plate 208, the first demonstration plate 203 is pushed to move upwards, and the second demonstration plate 204 is folded on the back of the first demonstration plate 203, so that the occupied space is reduced, and the carrying and the storage are convenient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a mathematical education demonstration board, includes supporting seat (1), its characterized in that: demonstration components (2) are mounted at the top ends of the two supporting seats (1);
the demonstration assembly (2) comprises a channel steel (201), a positioning screw (202), a first demonstration plate (203), a second demonstration plate (204), a limiting plate (205), a mounting groove (206), a sponge strip (207) and an expansion plate (208);
channel-section steel (201) welds in supporting seat (1) top, it has set screw (202) to run through in channel-section steel (201) bottom one side, channel-section steel (201) one side is provided with first demonstration board (203), first demonstration board (203) top articulates there is second demonstration board (204), limiting plate (205) are all installed near channel-section steel (201) one side to second demonstration board (204) and first demonstration board (203), mounting groove (206) have all been seted up to second demonstration board (204) and first demonstration board (203) opposite side, mounting groove (206) one end both sides all bond and have sponge strip (207), two install expansion plate (208) between mounting groove (206).
2. The mathematical education demonstration board according to claim 1, wherein a sealing gasket is bonded to the top end of the channel steel (201).
3. The mathematical education demonstration board of claim 1 wherein magnetic stripes are adhered to both sides of the back surface of the first demonstration board (203) and both sides of the bottom surface of the second demonstration board (204).
4. The mathematical education demonstration board according to claim 1, wherein the bottom end of the first demonstration board (203) is provided with a receiving assembly (3);
the storage assembly (3) comprises a storage box (301), an extraction port (302) and a cover plate (303);
receiver (301) pass through the mounting screw in first demonstration board (203) bottom, take out mouth (302) have openly been seted up to receiver (301), it has apron (303) to articulate on one side of taking out mouth (302).
5. A mathematical education demonstration board according to claim 4 wherein the cover plate (303) is provided with a pull ring at one end of the front face thereof by means of a screw.
6. A mathematical education demonstration board according to claim 1, characterized in that a mobile positioning component (4) is mounted on the lower part of the supporting base (1);
the mobile positioning assembly (4) comprises universal wheels (401), a rectangular guide port (402), a connecting pipe (403), a counterweight plate (404), an anti-skid rubber plate (405), an adjusting screw rod (406) and a fixing plate (407);
the universal wheel (401) is evenly installed in supporting seat (1) bottom, rectangle guide mouth (402) have been seted up to supporting seat (1) bottom, rectangle guide mouth (402) inside is provided with connecting pipe (403), the welding of connecting pipe (403) bottom has counterweight plate (404), counterweight plate (404) bottom surface bonds and has anti-skidding rubber slab (405), connecting pipe (403) top is cup jointed in adjusting screw (406) bottom through the screw thread, adjusting screw (406) top runs through fixed plate (407).
7. The mathematical education demonstration board according to claim 6, wherein a limiting ring is sleeved on the top end of the adjusting screw (406) at the bottom surface of the fixing plate (407).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614234.3U CN210501987U (en) | 2019-04-24 | 2019-04-24 | Mathematics teaching demonstration board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614234.3U CN210501987U (en) | 2019-04-24 | 2019-04-24 | Mathematics teaching demonstration board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210501987U true CN210501987U (en) | 2020-05-12 |
Family
ID=70542297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920614234.3U Expired - Fee Related CN210501987U (en) | 2019-04-24 | 2019-04-24 | Mathematics teaching demonstration board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210501987U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570912A (en) * | 2021-06-30 | 2021-10-29 | 隋林娜 | Training demonstration mechanism for human resource management |
| CN117483317A (en) * | 2024-01-02 | 2024-02-02 | 山东广汇新型材料科技股份有限公司 | Vacuum aluminized wire rewinding equipment with cleaning effect |
-
2019
- 2019-04-24 CN CN201920614234.3U patent/CN210501987U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570912A (en) * | 2021-06-30 | 2021-10-29 | 隋林娜 | Training demonstration mechanism for human resource management |
| CN117483317A (en) * | 2024-01-02 | 2024-02-02 | 山东广汇新型材料科技股份有限公司 | Vacuum aluminized wire rewinding equipment with cleaning effect |
| CN117483317B (en) * | 2024-01-02 | 2024-03-19 | 山东广汇新型材料科技股份有限公司 | Vacuum aluminized wire rewinding equipment with cleaning effect |
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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: 20200512 Termination date: 20210424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |