CN208277705U - A kind of novel higher mathematics drawing device - Google Patents
A kind of novel higher mathematics drawing device Download PDFInfo
- Publication number
- CN208277705U CN208277705U CN201721390450.1U CN201721390450U CN208277705U CN 208277705 U CN208277705 U CN 208277705U CN 201721390450 U CN201721390450 U CN 201721390450U CN 208277705 U CN208277705 U CN 208277705U
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- China
- Prior art keywords
- welded
- clipboard
- gear
- wiping board
- frame
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to higher mathematics picture teaching aid technical fields, it in particular is a kind of novel higher mathematics drawing device, device can be by plotting unit activity to the position needed, it is convenient to draw bowlder specification, using effect is good, and wiping is convenient, and it is time saving and energy saving, leave student's more learning times for.Rectangle sliding slot and trapezoid block are provided on the clipboard, the upper and lower ends of clipboard are respectively arranged with a rectangle sliding slot, the upper end of clipboard is welded with trapezoid block, slide bar is slidably connected on trapezoid block by dovetail groove, the front end of wiping board frame is welded with wiping board, and the left and right ends of I-shaped front edge of board are respectively welded there are two connecting plate, and four connecting plates are welded on the rear end of clipboard, two connecting rods are respectively hinged on L-type connecting column, and driving gear is engaged with gear shaft.
Description
Technical field
The utility model relates to higher mathematics picture teaching aid technical fields, are in particular a kind of novel higher mathematics use
Drawing device.
Background technique
In Higher Mathematics Teaching, frequent graphing is needed to carry out explaining illustration to student, and draws figure on blackboard
Shape, since it is pressed for time, drawn figure is less accurate, draw influences learning effect and quality of instruction hurriedly, it is difficult to by institute
It states content accurately to express, sometimes even influences the accuracy of solution procedure and result.Patent No. CN201620788508.7
A kind of mathematics drawing tools, the utility model discloses a kind of mathematics drawing tools, including two symmetrically set support rod,
And cooperate the panel of two support rods, it is provided with cross bar at the position of bottom between two support rods, institute
It states and is provided with fixed link at upper and lower two side position of panel, the front end face of the fixed link is provided with card slot, and the card slot connects
It is connected to fixture block, supporting block is provided at the front end face position of the fixture block, is connected between the top surface of two pieces of supporting blocks
One cross bar, the bottom position of the first crossbar are provided with link block, and the bottom position of the link block is provided with wiping face
The cleaning block of plate;The mathematics drawing tools makes teacher more accurate in mapping by being provided with the left panel with coordinate line,
Figure is more beautiful, student can be allowed to better understand, and improves the quality of teaching whereby, the use of cleaning block can allow teacher not straight
Contact cleaning block ensure that the clean of hand.But this device draws circle not enough specification, and wiping is inconvenient.
Summary of the invention
The utility model relates to higher mathematics picture teaching aid technical fields, are in particular a kind of novel higher mathematics use
Drawing device, including clipboard, plotting unit, blackboard wiper, fixed frame and driving device, device can be by plotting unit activities
To the position of needs, bowlder specification is drawn conveniently, using effect is good, and wipes conveniently, and it is time saving and energy saving, it leaves student for and more learns
Time.
Rectangle sliding slot and trapezoid block are provided on the clipboard, the upper and lower ends of clipboard are respectively arranged with a square
The upper end of shape sliding slot, clipboard is welded with trapezoid block;
The plotting unit includes slide bar, T-slot, T-block, solid hopkinson bar, hollow stem and fixed ring, and the upper end of slide bar is set
It is equipped with dovetail groove, slide bar is slidably connected on trapezoid block by dovetail groove, and the lower end of slide bar is provided with T-slot, and T-block sliding connects
It connects in T-slot, the upper end of solid hopkinson bar is hinged in T-block, and the lower end of solid hopkinson bar is inserted in hollow stem, the lower end weldering of hollow stem
It is connected to fixed ring;
The blackboard wiper includes wiping board frame, wiping board and L-type connecting column, and the upper and lower ends of wiping board frame are respectively cylinder
Shape, the front end of wiping board frame are welded with wiping board, and the rear end of wiping board frame is welded with L-type connecting column, blackboard wiper altogether there are two, two wipings
The upper and lower ends of grillage are respectively symmetrically slidably connected in rectangle sliding slot, and the position that wiping board is contacted with clipboard is provided with felt;
The fixed frame includes I-shaped template, connecting plate, motor rack, motor, driving gear, rectangular slab and fixed plate,
The left and right ends of I-shaped front edge of board are respectively welded there are two connecting plate, and four connecting plates are welded on the rear end of clipboard, I-shaped
The lower end of template is welded with motor rack, and motor is fixedly connected on motor rack, and the motor that driving gear is fixedly connected on motor turns
On axis, the left and right ends of I-shaped template rear end are respectively welded a rectangular slab, and the rear end of two rectangular slabs is respectively welded one
A fixed plate;
The driving device includes that T-type frame, gear shaft, transmission gear, driving gear and connecting rod, the front end of T-type frame are set
It is equipped with rectangular straight slot, gear shaft is rotatably connected on the middle position of T-type frame, the gear teeth are provided on gear shaft, and transmission gear is fixed
Be connected on gear shaft, the left and right ends of T-type frame are rotatably connected to a driving gear respectively, two driving gears respectively with biography
The upper end of moving gear engagement, two driving gears has been respectively articulated with a connecting rod, and two connecting rods are respectively hinged at L-type connecting column
On, driving gear is engaged with gear shaft.
Preferably, scale value is provided on the trapezoid block, slide bar, solid hopkinson bar and hollow stem.
Preferably, fastening screw is provided on the slide bar and hollow stem.
A kind of novel higher mathematics drawing device of the utility model has the beneficial effect that
A kind of novel higher mathematics drawing device of the utility model, device can be by plotting unit activities to the position needed
It sets, draws bowlder specification conveniently, using effect is good, and wipes conveniently, and it is time saving and energy saving, leave student's more learning times for.
Detailed description of the invention
The utility model is described in more detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of novel higher mathematics drawing device of the utility model;
Fig. 2 is a kind of structural schematic diagram in another direction of novel higher mathematics drawing device;
Fig. 3 is the structural schematic diagram of clipboard;
Fig. 4 is the structural schematic diagram of plotting unit;
Fig. 5 is the structural schematic diagram of blackboard wiper;
Fig. 6 is the structural schematic diagram of fixed frame;
Fig. 7 is the structural schematic diagram of driving device.
In figure: clipboard 1;Rectangle sliding slot 1-1;Trapezoid block 1-2;Plotting unit 2;Slide bar 2-1;T-slot 2-2;T-block 2-
3;Solid hopkinson bar 2-4;Hollow stem 2-5;Fixed ring 2-6;Blackboard wiper 3;Wiping board frame 3-1;Wiping board 3-2;L-type connecting column 3-3;It is fixed
Frame 4;I-shaped template 4-1;Connecting plate 4-2;Motor rack 4-3;Motor 4-4;Driving gear 4-5;Rectangular slab 4-6;Fixed plate 4-7;
Driving device 5;T-type frame 5-1;Gear shaft 5-2;Transmission gear 5-3;Drive gear 5-4;Connecting rod 5-5.
Specific embodiment
Specific embodiment 1:
Illustrate present embodiment below with reference to Fig. 1-7, the utility model relates to higher mathematics picture teaching aid technical fields, more
Specifically a kind of novel higher mathematics drawing device, including clipboard 1, plotting unit 2, blackboard wiper 3, fixed frame 4
With driving device 5, plotting unit activity to the position needed can be drawn bowlder specification conveniently, using effect is good, and wipes by device
It wipes conveniently, it is time saving and energy saving, leave student's more learning times for.
Rectangle sliding slot 1-1 and trapezoid block 1-2 are provided on the clipboard 1, the upper and lower ends of clipboard 1 are respectively set
There is a rectangle sliding slot 1-1, the upper end of clipboard 1 is welded with trapezoid block 1-2;
The plotting unit 2 includes slide bar 2-1, T-slot 2-2, T-block 2-3, solid hopkinson bar 2-4, hollow stem 2-5 and consolidates
Determine ring 2-6, the upper end of slide bar 2-1 is provided with dovetail groove, and slide bar 2-1 is slidably connected on trapezoid block 1-2 by dovetail groove, slide bar
The lower end of 2-1 is provided with T-slot 2-2, and T-block 2-3 is slidably connected in T-slot 2-2, and the upper end of solid hopkinson bar 2-4 is hinged on T-type
On block 2-3, the lower end of solid hopkinson bar 2-4 is inserted in hollow stem 2-5, and the lower end of hollow stem 2-5 is welded with fixed ring 2-6;
The blackboard wiper 3 includes wiping board frame 3-1, wiping board 3-2 and L-type connecting column 3-3, and up and down the two of wiping board frame 3-1
End is respectively cylinder, and the front end of wiping board frame 3-1 is welded with wiping board 3-2, and the rear end of wiping board frame 3-1 is welded with L-type connecting column 3-
3, blackboard wiper 3 altogether there are two, the upper and lower ends of two wiping board frame 3-1 are respectively symmetrically slidably connected in rectangle sliding slot 1-1, wipe
The position that plate 3-2 is contacted with clipboard 1 is provided with felt;
The fixed frame 4 include I-shaped template 4-1, connecting plate 4-2, motor rack 4-3, motor 4-4, driving gear 4-5,
The left and right ends of the front end rectangular slab 4-6 and fixed plate 4-7, I-shaped template 4-1 are respectively welded there are two connecting plate 4-2, four companies
Fishplate bar 4-2 is welded on the rear end of clipboard 1, and the lower end of I-shaped template 4-1 is welded with motor rack 4-3, and motor 4-4 is fixedly connected on
On motor rack 4-3, driving gear 4-5 is fixedly connected on the machine shaft of motor 4-4, the left and right two of the rear end I-shaped template 4-1
End is respectively welded a rectangular slab 4-6, and the rear end of two rectangular slab 4-6 is respectively welded a fixed plate 4-7;
The driving device 5 includes T-type frame 5-1, gear shaft 5-2, transmission gear 5-3, driving gear 5-4 and connecting rod 5-
5, the front end of T-type frame 5-1 is provided with rectangular straight slot, and gear shaft 5-2 is rotatably connected on the middle position of T-type frame 5-1, gear shaft 5-
The gear teeth are provided on 2, transmission gear 5-3 is fixedly connected on gear shaft 5-2, and the left and right ends of T-type frame 5-1 are rotatablely connected respectively
There are a driving gear 5-4, two driving gear 5-4 to engage respectively with transmission gear 5-3, the upper end of two driving gear 5-4
It is respectively articulated with a connecting rod 5-5, two connecting rod 5-5 are respectively hinged on L-type connecting column 3-3, driving gear 4-5 and gear shaft
5-2 engagement.
Scale value is provided on the trapezoid block 1-2, slide bar 2-1, solid hopkinson bar 2-4 and hollow stem 2-5.
Fastening screw is provided on the slide bar 2-1 and hollow stem 2-5.
A kind of working principle of novel higher mathematics drawing device of the utility model: when use device, by two fixations
Plate 4-7 is fixed on metope, and chalk is mounted in fixed ring 2-6, and slide bar 2-1 can horizontally slip on trapezoid block 1-2, sliding
Bar 2-1 is fixed by screws on trapezoid block 1-2, and T-block 2-3 is slided up and down in T-slot 2-2, and hollow stem 2-5 can be in reality
It slidably reciprocates on core bar 2-4, realizes that Telescopic, hollow stem 2-5 are fixed on solid hopkinson bar 2-4 by fastening screw, solid hopkinson bar
2-4 is rotated by the chalk on hollow stem 2-5 drive fixed ring 2-6 around T-block 2-3, picture circle function is realized, without using picture
When device, hollow stem 2-5 is slid into solid hopkinson bar 2-4, solid hopkinson bar 2-4 and hollow stem 2-5 are threaded to vertical position, start motor
4-3, motor 4-3 drive driving gear 4-5 rotation, and driving gear 4-5 band nutating gear 5-3 is operated, and transmission gear 5-3 drives
Connecting rod 5-5 on two driving gear 5-4, which is realized, to be moved back and forth, and connecting rod 5-5's reciprocates through L-type connecting column 3-3 drive
Blackboard wiper 3 realizes reciprocating motion on clipboard 1, and wiping board 3-2 is realized by contacting with clipboard 1 on clipboard 1
Appearance is wiped.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the protection scope of the utility model.
Claims (3)
1. a kind of novel higher mathematics drawing device, including clipboard (1), plotting unit (2), blackboard wiper (3), fixed frame
(4) and driving device (5), it is characterised in that: be provided with rectangle sliding slot (1-1) and trapezoid block (1- on the clipboard (1)
2), the upper and lower ends of clipboard (1) are respectively arranged with a rectangle sliding slot (1-1), and the upper end of clipboard (1) is welded with trapezoid block
(1-2);
The plotting unit (2) includes slide bar (2-1), T-slot (2-2), T-block (2-3), solid hopkinson bar (2-4), hollow stem
(2-5) and fixed ring (2-6), the upper end of slide bar (2-1) are provided with dovetail groove, and slide bar (2-1) is slidably connected at by dovetail groove
On trapezoid block (1-2), the lower end of slide bar (2-1) is provided with T-slot (2-2), and T-block (2-3) is slidably connected at T-slot (2-2)
Interior, the upper end of solid hopkinson bar (2-4) is hinged on T-block (2-3), and the lower end of solid hopkinson bar (2-4) is inserted in hollow stem (2-5), empty
The lower end of core bar (2-5) is welded with fixed ring (2-6);
The blackboard wiper (3) includes wiping board frame (3-1), wiping board (3-2) and L-type connecting column (3-3), wiping board frame (3-1)
Upper and lower ends are respectively cylinder, and the front end of wiping board frame (3-1) is welded with wiping board (3-2), and the rear end of wiping board frame (3-1) is welded with
L-type connecting column (3-3), blackboard wiper (3) altogether there are two, the upper and lower ends of two wiping board framves (3-1) are respectively symmetrically slidably connected
In rectangle sliding slot (1-1), the position that wiping board (3-2) is contacted with clipboard (1) is provided with felt;
The fixed frame (4) includes I-shaped template (4-1), connecting plate (4-2), motor rack (4-3), motor (4-4), driving tooth
Take turns (4-5), rectangular slab (4-6) and fixed plate (4-7), the left and right ends of the front end I-shaped template (4-1) be respectively welded there are two connect
Fishplate bar (4-2), four connecting plates (4-2) are welded on the rear end of clipboard (1), and the lower end of I-shaped template (4-1) is welded with motor
Frame (4-3), motor (4-4) are fixedly connected on motor rack (4-3), and driving gear (4-5) is fixedly connected on the electricity of motor (4-4)
In machine shaft, the left and right ends of the rear end I-shaped template (4-1) are respectively welded a rectangular slab (4-6), two rectangular slabs (4-6)
Rear end be respectively welded a fixed plate (4-7);
The driving device (5) include T-type frame (5-1), gear shaft (5-2), transmission gear (5-3), driving gear (5-4) and
Connecting rod (5-5), the front end of T-type frame (5-1) are provided with rectangular straight slot, and gear shaft (5-2) is rotatably connected in T-type frame (5-1)
Between position, be provided with the gear teeth on gear shaft (5-2), transmission gear (5-3) is fixedly connected on gear shaft (5-2), T-type frame (5-
1) left and right ends are rotatably connected to a driving gear (5-4) respectively, two driving gears (5-4) respectively with transmission gear
(5-3) engagement, the upper end of two drivings gear (5-4) have been respectively articulated with a connecting rod (5-5), and two connecting rods (5-5) are cut with scissors respectively
It connects on L-type connecting column (3-3), driving gear (4-5) is engaged with gear shaft (5-2).
2. a kind of novel higher mathematics drawing device according to claim 1, it is characterised in that: the trapezoid block
Scale value is provided on (1-2), slide bar (2-1), solid hopkinson bar (2-4) and hollow stem (2-5).
3. a kind of novel higher mathematics drawing device according to claim 1, it is characterised in that: the slide bar (2-
1) and fastening screw is provided on hollow stem (2-5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721390450.1U CN208277705U (en) | 2017-10-26 | 2017-10-26 | A kind of novel higher mathematics drawing device |
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Application Number | Priority Date | Filing Date | Title |
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CN201721390450.1U CN208277705U (en) | 2017-10-26 | 2017-10-26 | A kind of novel higher mathematics drawing device |
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CN208277705U true CN208277705U (en) | 2018-12-25 |
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CN201721390450.1U Expired - Fee Related CN208277705U (en) | 2017-10-26 | 2017-10-26 | A kind of novel higher mathematics drawing device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109703247A (en) * | 2019-01-30 | 2019-05-03 | 王玲 | A kind of higher mathematics picture rectangle teaching aid |
WO2021000352A1 (en) * | 2019-07-01 | 2021-01-07 | 苏州德斯米尔智能科技有限公司 | Multifunctional drawing device for mathematical teaching |
-
2017
- 2017-10-26 CN CN201721390450.1U patent/CN208277705U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109703247A (en) * | 2019-01-30 | 2019-05-03 | 王玲 | A kind of higher mathematics picture rectangle teaching aid |
WO2021000352A1 (en) * | 2019-07-01 | 2021-01-07 | 苏州德斯米尔智能科技有限公司 | Multifunctional drawing device for mathematical teaching |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20191026 |
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CF01 | Termination of patent right due to non-payment of annual fee |