CN208544009U - A kind of portable Higher Mathematics Teaching drawing board - Google Patents
A kind of portable Higher Mathematics Teaching drawing board Download PDFInfo
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- CN208544009U CN208544009U CN201820842831.7U CN201820842831U CN208544009U CN 208544009 U CN208544009 U CN 208544009U CN 201820842831 U CN201820842831 U CN 201820842831U CN 208544009 U CN208544009 U CN 208544009U
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- support plate
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- drawing support
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Abstract
The utility model relates to teaching tool technical fields, especially a kind of portable Higher Mathematics Teaching drawing board, including multiple bottom plates and drawing support plate, mounting hole is offered on the mounting plate, it is described to hang in mounting hole, the two sides up and down of drawing support plate one end are respectively welded bearing block, the cylinder outer wall is provided in the axial direction with card slot, one end of the blackboard cloth is stuck in card slot, the side that the drawing support plate is contacted with blackboard cloth is bonded with matte board, the drawing support plate is connected with locking column far from the bottom thread of matte board one end, the rubber strip offers the multiple and matched limit hole of positioning column from top to bottom.The portable Higher Mathematics Teaching drawing board, drawing area can adjust, and carry and storage is convenient, do not need to wipe the figure of drafting after teacher explains, save the time, are conducive to student and record the note and later period viewing, improve learning efficiency.
Description
Technical field
The utility model relates to teaching tool technical fields more particularly to a kind of portable Higher Mathematics Teaching to use
Drawing board.
Background technique
Under the prior art, when teacher draws, blackboard limited area needs to draw using drawing board, drawing board
It draws after explanation, next width could be drawn by needing to wipe, and when student records the note or do not understand, can not be carried out again after class
Secondary viewing, teacher repeats to wipe during drawing can also waste the very big time, inefficiency, the drawing board under the prior art
Area is excessive, inconvenient to carry, for this purpose, it is proposed that a kind of portable Higher Mathematics Teaching drawing board.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of portable height proposed
Etc. mathematical educations drawing board.
To achieve the goals above, the utility model adopts the technical scheme that
Design a kind of portable Higher Mathematics Teaching drawing board, including multiple bottom plates and drawing support plate, the bottom
Plate is bolted on wall, and hook is respectively welded on multiple bottom plates, and multiple hooks are in the same horizontal line, described to draw
Middle position at the top of figure support plate is welded with mounting plate, and mounting hole is offered on the mounting plate, described to hang over installation
In hole, the two sides up and down of drawing support plate one end are respectively welded bearing block, pass through locking spiral shell respectively on two bearing blocks
Nail is fixedly connected with bearing, roller column is welded between two bearings, fixing sleeve is connected to roller on the roller column side wall, described
Blackboard cloth is arranged on roller, the cylinder outer wall is provided in the axial direction with card slot, and one end of the blackboard cloth is stuck in card slot, institute
It states the side that drawing support plate is contacted with blackboard cloth and is bonded with matte board, the drawing support plate is opened up far from the side of matte board
There are two symmetrically arranged guide groove, it is plugged with guide rod in the guide groove, the end of two guide rods is connected with positioning plate,
The positioning plate is disposed with multiple positioning columns, the bottom thread of the drawing support plate far from matte board one end from top to bottom
It is connected with locking column, on the guide bar, the end of the blackboard cloth is bonded with rubber strip, the rubber to the bottom pressure of the locking column
Adhesive tape offers the multiple and matched limit hole of positioning column from top to bottom.
Preferably, in same vertical straight line, the positioning column is welded on positioning plate multiple positioning columns.
Preferably, it is connected through a screw thread between the end and positioning plate of the guide rod.
Preferably, the length of the positioning plate is equal with the width of drawing support plate.
The utility model proposes a kind of portable Higher Mathematics Teaching drawing board, beneficial effect is: this is practical
It is novel in operation, by blackboard cloth expansion be fixed on positioning column, teacher be located at drawing support plate above blackboard cloth submit a written statement to a higher authority
It writes, after writing, drawing guide bar, and fixed guide rod by locking column, again on being located at drawing support plate
It draws on the blackboard cloth of side, according to drawing content needs, teacher can repeatedly draw, and do not need to draw last time and wipe,
Convenient for student's arrangement, the portable Higher Mathematics Teaching drawing board, drawing area is adjustable, carries and storage is convenient, no
It needs to wipe the figure of drafting after teacher explains, saves the time, be conducive to student and record the note and later period viewing, improve study effect
Rate.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of portable Higher Mathematics Teaching drawing board structural schematic diagram；
Fig. 2 be the utility model proposes a kind of portable Higher Mathematics Teaching drawing board A at schematic enlarged-scale view；
Fig. 3 be the utility model proposes a kind of portable Higher Mathematics Teaching drawing board B at schematic enlarged-scale view.
In figure: wall 1, hook 3, drawing support plate 4, guide groove 5, guide rod 6, positioning plate 7, locking column 8, is determined bottom plate 2
Position column 9, mounting plate 10, mounting hole 11, bearing block 12, lock screw 13, matte board 14, bearing 15, roller column 16, roller 17,
Card slot 18, blackboard cloth 19, rubber strip 20, limit hole 21.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of portable Higher Mathematics Teaching drawing board, including multiple bottom plates 2 and drawing support plate
4, by the way that drawing support plate 4 is arranged, support can be played the role of when drawing, bottom plate 2 is bolted on wall 1
On, hook 3 is respectively welded on multiple bottom plates 2, multiple to link up with 3 in the same horizontal line, the interposition at 4 top of drawing support plate
It sets and is welded with mounting plate 10, mounting hole 11 is offered on mounting plate 10, hook 3 is hung in mounting hole 11, realizes drawing support plate 4
Installation, the two sides up and down of 4 one end of drawing support plate are respectively welded bearing block 12, pass through locking respectively on two bearing blocks 12
Screw 13 is fixedly connected with bearing 15, roller column 16 is welded between two bearings 15, fixing sleeve is connected on 16 side wall of roller column
Roller 17 is arranged with blackboard cloth 19 on roller 17, and 17 outer wall of roller is provided in the axial direction with card slot 18, and one end of blackboard cloth 19 is stuck in
In card slot 18, prevents blackboard cloth 19 from pulling blackboard cloth 19 and roller 17 when coming and be detached from, drawing support plate 4 connects with blackboard cloth 19
The side of touching is bonded with matte board 14, increases the frictional force between blackboard cloth 19 and matte board 14, so that blackboard cloth 19 is released
When have the function of damping, drawing support plate 4 opens up that there are two symmetrically arranged guide grooves far from the side of matte board 14
5, guide rod 6 is plugged in guide groove 5, and the end of two guide rods 6 is connected with positioning plate 7, the end of guide rod 6 and positioning plate
It is connected through a screw thread between 7, is conveniently replaceable guide rod 6, positioning plate 7 is disposed with multiple positioning columns 9, Duo Geding from top to bottom
In same vertical straight line, positioning column 9 is welded on positioning plate 7 position column 9, the length of positioning plate 7 and the width of drawing support plate 4
Equal, convenient for storage, drawing support plate 4 is connected with locking column 8, the bottom of locking column 8 far from the bottom thread of 14 one end of matte board
Portion is pressed on guide rod 6, can be realized the function of locking when guide rod 6 is released.
The end of blackboard cloth 19 is bonded with rubber strip 20, and rubber strip 20 offers from top to bottom multiple to be matched with positioning column 9
Limit hole 21 realize the fixation of blackboard cloth 19, the utility model is in operation, black when positioning column 9 is inserted in limit hole 21
Plate cloth 19 is in winding state, and area occupied is small, carries and storage is convenient, and when work, the expansion of blackboard cloth 19 is fixed on positioning
On column 9, teacher writes on the blackboard cloth 19 being located above drawing support plate 4, after writing, drawing guide bar 6, and lead to
It crosses locking column 8 to fix guide rod 6, draw on the blackboard cloth 19 being located above drawing support plate 4 again, according in drawing
Hold and need, teacher can repeatedly draw, and do not need to draw last time and wipe, and arrange convenient for student, this is portable high
Mathematical education drawing board, drawing area is adjustable, carries and storage is convenient, does not need to wipe the figure of drafting after teacher explains
Fall, save the time, is conducive to student and records the note and later period viewing, improve learning efficiency.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. a kind of portable Higher Mathematics Teaching drawing board, including multiple bottom plates (2) and drawing support plate (4), the bottom
Plate (2) is bolted on wall (1), which is characterized in that is respectively welded hook (3), multiple extensions on multiple bottom plates (2)
In the same horizontal line, the middle position at the top of the drawing support plate (4) is welded with mounting plate (10), the installation to hook (3)
It is offered on plate (10) mounting hole (11), the hook (3) hangs in mounting hole (11), described drawing support plate (4) one end
Upper and lower two sides are respectively welded bearing block (12), are fixedly connected with axis by lock screw (13) respectively on two bearing blocks (12)
It holds (15), is welded with roller column (16) between two bearings (15), fixing sleeve is connected to roller on roller column (16) side wall
(17), it is arranged with blackboard cloth (19) on the roller (17), roller (17) outer wall is provided in the axial direction with card slot (18), described
One end of blackboard cloth (19) is stuck in card slot (18), and the side that the drawing support plate (4) contacts with blackboard cloth (19) is bonded with
Matte board (14), the drawing support plate (4) open up far from the side of matte board (14) there are two symmetrically arranged guide groove
(5), it is plugged with guide rod (6) in the guide groove (5), the end of two guide rods (6) is connected with positioning plate (7), described fixed
Position plate (7) is disposed with multiple positioning columns (9) from top to bottom, and the drawing support plate (4) is far from matte board (14) one end
Bottom thread is connected with locking column (8), and the bottom of the locking column (8) is pressed on guide rod (6), the end of the blackboard cloth (19)
Portion is bonded with rubber strip (20), and the rubber strip (20) offers multiple and positioning column (9) matched limit hole from top to bottom
(21).
2. a kind of portable Higher Mathematics Teaching drawing board according to claim 1, which is characterized in that multiple positioning
In same vertical straight line, the positioning column (9) is welded on positioning plate (7) column (9).
3. a kind of portable Higher Mathematics Teaching drawing board according to claim 1, which is characterized in that the guiding
It is connected through a screw thread between the end and positioning plate (7) of bar (6).
4. a kind of portable Higher Mathematics Teaching drawing board according to claim 1, which is characterized in that the positioning
The length of plate (7) is equal with the width of drawing support plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842831.7U CN208544009U (en) | 2018-06-01 | 2018-06-01 | A kind of portable Higher Mathematics Teaching drawing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842831.7U CN208544009U (en) | 2018-06-01 | 2018-06-01 | A kind of portable Higher Mathematics Teaching drawing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208544009U true CN208544009U (en) | 2019-02-26 |
Family
ID=65420631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820842831.7U Active CN208544009U (en) | 2018-06-01 | 2018-06-01 | A kind of portable Higher Mathematics Teaching drawing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208544009U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110696527A (en) * | 2019-10-21 | 2020-01-17 | 吉林工程技术师范学院 | Teaching display device is used to environmental art design specialty |
-
2018
- 2018-06-01 CN CN201820842831.7U patent/CN208544009U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110696527A (en) * | 2019-10-21 | 2020-01-17 | 吉林工程技术师范学院 | Teaching display device is used to environmental art design specialty |
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