CN219969254U - Adjustable writing board - Google Patents
Adjustable writing board Download PDFInfo
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- CN219969254U CN219969254U CN202321151685.0U CN202321151685U CN219969254U CN 219969254 U CN219969254 U CN 219969254U CN 202321151685 U CN202321151685 U CN 202321151685U CN 219969254 U CN219969254 U CN 219969254U
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- auxiliary
- main
- adjustable
- board
- writing board
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000009471 action Effects 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the field of writing boards, in particular to an adjustable writing board, which comprises a main board, wherein guide rods are fixedly arranged on the upper side and the lower side of the main board respectively, two auxiliary boards are symmetrically arranged in the center of the front of the main board, and each side of each guide rod can be embedded into a cavity of each auxiliary board; the rear side of the main board is fixedly provided with a main fixing block at the middle position, two auxiliary adjustable telescopic rods are fixedly arranged at two sides of the main fixing block, one side of each auxiliary adjustable telescopic rod penetrating through the supporting rod is fixedly provided with a handle, and the bottom end of the supporting rod is fixedly provided with a universal wheel. When the portable electronic device is used, the writing board is pushed by holding the handle, and the portable electronic device moves to a proper position and is stopped under the action of the universal wheels, so that the portable electronic device is simpler and more convenient to move. When the two auxiliary boards are combined, the main board is invisible, so that the size of the adjustable writing board is reduced, and the adjustable writing board is convenient to push. When two subplates are separated, the main plate positioned right behind is visible, so that the range of the writing board is enlarged, and more contents can be written conveniently.
Description
Technical Field
The utility model relates to the technical field of writing boards, in particular to an adjustable writing board.
Background
The writing board is a teaching tool most commonly used in the teaching process, most of the conventional writing boards commonly used are fixed, and the size specification is determined according to application occasions. The writing board has the main functions of dust-free writing and the like, and is mainly used for teaching.
The existing writing board has only a single board surface, the board surface is less, when more things are written, the writing is continued after the writing board is wiped cleanly, and meanwhile, most writing boards can only be moved to the position by manpower, so that the labor and the time are consumed.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an adjustable writing board.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the adjustable writing board comprises a main board, wherein guide rods are fixedly arranged on the upper side and the lower side of the main board respectively, two auxiliary boards are symmetrically arranged in the center of the front of the main board, and each side of each guide rod can be embedded into a cavity of each auxiliary board;
the rear side of mainboard is located intermediate position fixed mounting and has main fixed block, and the both sides fixed mounting of main fixed block has two vice adjustable telescopic links, and one side that every vice adjustable telescopic link passed the bracing piece is connected and is fixed with the handle, and the bottom connection of bracing piece is fixed with the universal wheel, through adjustable telescopic link fixed connection between two bracing pieces.
In addition, the main adjustable telescopic rod comprises a main fixing part and a main telescopic part, wherein the main telescopic part vertically and limitedly slides in the main fixing part, and the main fixing part and the main telescopic part are locked and fixed through an adjusting screw.
In addition, the adjustable telescopic rod comprises two auxiliary adjustable telescopic rods and is characterized in that the adjustable telescopic rod comprises an auxiliary fixing part and an auxiliary telescopic part, the auxiliary telescopic part vertically and limitedly slides in the auxiliary fixing part, and the auxiliary fixing part and the auxiliary telescopic part are locked and fixed through adjusting screws.
In addition, preferably, the auxiliary fixing block is fixedly connected to the auxiliary fixing portions of the two auxiliary adjustable telescopic rods, and one side of the auxiliary fixing block is fixedly connected with the auxiliary plate.
In addition, the preferable structure is that the upper part of the main fixing part of the adjustable telescopic rod and the supporting rod are rotatably provided with a storage groove, and the bottom end of the storage groove is fixedly provided with a magnetic iron.
In addition, it is preferable that the main board located right behind is hidden when the two sub-boards are combined, and the main board located right behind is exposed when the two sub-boards are separated.
The beneficial effects of the utility model are as follows:
in the utility model, when the adjustable writing board is used, the writing board is pushed by holding the handle, and the writing board moves to a proper position and is stopped under the action of the universal wheel, so that the movement is simpler and more convenient. When the two auxiliary boards are pushed inwards to be combined, the main board is invisible, so that the size of the adjustable writing board is reduced, and the adjustable writing board is convenient to push. When the two auxiliary boards are pulled to two sides to be separated, the main board positioned right behind is visible, so that the range of the writing board is enlarged, and more contents can be written conveniently.
Drawings
FIG. 1 is a schematic diagram of an adjustable writing board according to the present utility model;
FIG. 2 is a schematic diagram of a main writing board combination of an adjustable writing board according to the present utility model;
FIG. 3 is a schematic top view of an adjustable writing board according to the present utility model;
fig. 4 is a schematic top view of a main writing board combining structure of an adjustable writing board according to the present utility model.
In the figure: 1. the main board, the 2 guide rods, the 3 auxiliary boards, the 4 support rods, the 5 universal wheels, the 6 storage grooves, the 7 main adjustable telescopic rods, the 81 auxiliary adjustable telescopic rods, the 9 handles, the 82 main fixed blocks and the 83 auxiliary fixed blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an adjustable writing board comprises a main board 1, wherein guide rods 2 are fixedly arranged on the upper side and the lower side of the main board 1 respectively, two auxiliary boards 3 are symmetrically arranged in the center of the front of the main board 1, and each side of each guide rod 2 can be embedded into a cavity of each auxiliary board 3;
the rear side of the main board 1 is fixedly provided with a main fixing block 82 at the middle position, two sides of the main fixing block 82 are fixedly provided with two auxiliary adjustable telescopic rods 81, one side of each auxiliary adjustable telescopic rod 81 penetrating through the supporting rod 4 is fixedly provided with a handle 9, the bottom end of the supporting rod 4 is fixedly provided with a universal wheel 5, and the two supporting rods 4 are fixedly connected through the adjustable telescopic rods 7.
The main adjustable telescopic rod 7 comprises a main fixing part and a main telescopic part, wherein the main telescopic part vertically and limitedly slides in the main fixing part, and the main fixing part and the main telescopic part are locked and fixed through adjusting screws. Simultaneously, the two auxiliary adjustable telescopic rods 81 comprise auxiliary fixing parts and auxiliary telescopic parts, the auxiliary telescopic parts vertically and limitedly slide in the auxiliary fixing parts, and the auxiliary fixing parts and the auxiliary telescopic parts are locked and fixed through adjusting screws.
Wherein, the connection of the auxiliary fixing parts of the two auxiliary adjustable telescopic rods 81 is fixed with an auxiliary fixing block 83, and one side of the auxiliary fixing block 83 is fixedly connected with the auxiliary plate 3.
Meanwhile, a storage groove (6) is rotatably arranged above the main fixing part of the adjustable telescopic rod (7) and the supporting rod (4) and is used for placing pens and facilitating taking. The bottom end of the storage groove (6) is fixedly provided with a magnetic iron, and the magnetic iron is adsorbed and fixed at the top end of the main fixing part of the adjustable telescopic rod (7).
When the two auxiliary boards 3 are combined, the main board 1 positioned right behind is not visible, and when the two auxiliary boards 3 are separated, the main board 1 positioned right behind is visible.
In this embodiment, when the adjustable writing board is used, the writing board is pushed by holding the handle 9, and the writing board is moved to a proper position and stopped under the action of the universal wheel 5, so that the movement is simpler and more convenient, and the pen is placed through the storage groove 6, so that the pen is convenient to take.
When the adjustable writing board is used still, the two auxiliary boards 3 are pulled to two sides by pulling the two handles 9 under the action of the auxiliary adjustable telescopic rods 81, the main board 1 becomes visible, and the main board 1 and the two auxiliary boards 3 can be used simultaneously.
When the adjustable writing board is movably used, the two auxiliary boards 3 are pushed inwards under the action of the auxiliary adjustable telescopic rods 81 by pulling the two handles 9 until the two auxiliary boards 3 are combined, and the main board 1 becomes invisible, so that the adjustable writing board is pushed to move, and the position is convenient to change.
In the utility model, when the adjustable writing board is used, the writing board is pushed by holding the handle 9, and the writing board moves to a proper position and is stopped under the action of the universal wheel 5, so that the movement is simpler and more convenient. When the two auxiliary boards 3 are pushed inwards to be combined, the main board 1 is not visible, so that the size of the adjustable writing board is reduced, and the adjustable writing board is convenient to push. When the two auxiliary boards 3 are pulled to two sides to be separated, the main board 1 positioned right behind is visible, so that the range of the writing board is enlarged, and more contents can be written conveniently.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The adjustable writing board comprises a main board (1), and is characterized in that guide rods (2) are fixedly arranged on the upper side and the lower side of the main board (1) respectively, two auxiliary boards (3) are symmetrically arranged in the center of the front of the main board (1), and each side of each guide rod (2) can be embedded into a cavity of each auxiliary board (3);
the rear side of mainboard (1) is located intermediate position fixed mounting and has main fixed block (82), and the both sides fixed mounting of main fixed block (82) has two vice adjustable telescopic links (81), and one side that every vice adjustable telescopic link (81) passed bracing piece (4) is connected and is fixed with handle (9), and the bottom connection of bracing piece (4) is fixed with universal wheel (5), through adjustable telescopic link (7) fixed connection between two bracing pieces (4).
2. An adjustable writing board according to claim 1, characterized in that the adjustable telescopic rod (7) comprises a main fixing part and a main telescopic part, wherein the main telescopic part vertically and limitedly slides in the main fixing part, and the main fixing part and the main telescopic part are locked and fixed through adjusting screws.
3. An adjustable writing board according to claim 1, characterized in that the two auxiliary adjustable telescopic rods (81) comprise auxiliary fixing parts and auxiliary telescopic parts, the auxiliary telescopic parts vertically and limitedly slide in the auxiliary fixing parts, and the auxiliary fixing parts and the auxiliary telescopic parts are locked and fixed through adjusting screws.
4. An adjustable writing board according to claim 1 or 3, characterized in that the auxiliary fixing parts of the two auxiliary adjustable telescopic rods (81) are fixedly connected with auxiliary fixing blocks (83), and one side of each auxiliary fixing block (83) is fixedly connected with the auxiliary board (3).
5. An adjustable writing board according to claim 2, characterized in that a storage groove (6) is rotatably arranged above the main fixing part of the adjustable telescopic rod (7) and the supporting rod (4), and a magnetic iron is fixedly arranged at the bottom end of the storage groove (6).
6. An adjustable writing board according to claim 1, characterized in that the main board (1) located right behind is hidden when the two sub-boards (3) are combined, and the main board (1) located right behind is exposed when the two sub-boards (3) are separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321151685.0U CN219969254U (en) | 2023-05-15 | 2023-05-15 | Adjustable writing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321151685.0U CN219969254U (en) | 2023-05-15 | 2023-05-15 | Adjustable writing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219969254U true CN219969254U (en) | 2023-11-07 |
Family
ID=88595467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321151685.0U Active CN219969254U (en) | 2023-05-15 | 2023-05-15 | Adjustable writing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219969254U (en) |
-
2023
- 2023-05-15 CN CN202321151685.0U patent/CN219969254U/en active Active
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