CN209461043U - A kind of displaying model for the teaching of classroom interaction formula - Google Patents
A kind of displaying model for the teaching of classroom interaction formula Download PDFInfo
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- CN209461043U CN209461043U CN201920024432.4U CN201920024432U CN209461043U CN 209461043 U CN209461043 U CN 209461043U CN 201920024432 U CN201920024432 U CN 201920024432U CN 209461043 U CN209461043 U CN 209461043U
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- support plate
- support
- display board
- support bar
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Abstract
The utility model, which belongs to, shows modelling technique field, in particular a kind of displaying model for the teaching of classroom interaction formula, including pedestal, the first support plate is fixedly installed at the top of the pedestal, the side of first support plate is fixedly installed with the second support plate, second support plate is hinged with display board far from the side of the first support plate, display board is fixedly installed with contour line model far from the side of the first support plate, display board is slidably fitted with sliding block close to the side of the first support plate, first support bar is rotatably equipped in first support plate, one end of first support bar offers threaded hole, threaded hole internal screw thread is equipped with second support bar, second support bar runs through threaded hole, and second support bar is hinged close to one end of display board with sliding block.The utility model is easy to use, easy to operate, facilitates explanation of the teacher to contour line model, at the same can also the displaying angle to contour line model be adjusted, to facilitate the viewing of student.
Description
Technical field
The utility model relates to show modelling technique field more particularly to a kind of displaying mould for the teaching of classroom interaction formula
Type.
Background technique
Contour refers to the closed curve that the adjacent spots that elevation is equal on topographic map are linked to be.Height above sea level on ground
The closed curve that identical point is linked to be is spent, and in upright projection a to horizontal plane, and contracting is painted on drawing in proportion, is just obtained
Contour.Contour also can be regarded as the horizontal plane of different altitude height and the intersection of actual ground, so contour is to close
Close curve.The number marked on contour is the height above sea level of the contour.
It is the line that will ascend a height mostly to allow student more preferably to understand the meaning of contour faster in geography learning
Model is fixed on the supporting plate, then in teaching, support plate is holded up to be shown to contour line model, this is just needed always
Teacher buttresses support plate constantly, is unfavorable for the explanation of teacher, is also unfavorable for interacting between teacher and student, for this purpose, proposing one kind
Displaying model for the teaching of classroom interaction formula.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is mutual for classroom
The displaying model of dynamic formula teaching.
To achieve the goals above, the utility model adopts the technical scheme that a kind of for the teaching of classroom interaction formula
Displaying model, including pedestal is fixedly installed with the first support plate, the fixed peace in the side of the first support plate at the top of the pedestal
Equipped with the second support plate, the second support plate is hinged with display board far from the side of the first support plate, and display board is far from the first support
The side of plate is fixedly installed with contour line model, and display board is slidably fitted with sliding block close to the side of the first support plate, and first
First support bar is rotatably equipped on fagging, one end of first support bar offers threaded hole, and threaded hole internal screw thread is equipped with
Two support rods, second support bar runs through threaded hole, and second support bar is hinged close to one end of display board with sliding block, and first
Fagging is equipped with the fixed first gear being set on the outside of first support bar far from the side of display board, and the lower section of first gear is equipped with
With the third support rod of the first support plate rotation connection, the outside fixing sleeve of third support rod is equipped with second gear, and the second tooth
Wheel is meshed with first gear, and third support rod is fixedly installed with crank far from one end of the first support plate.
Preferably, the side of first support plate offers rotation hole, first support bar through rotation hole and with rotation
The inner wall in hole is rotatablely connected.
Preferably, the outside fixing sleeve of the first support bar is equipped with bearing, and the outer ring of bearing and the inner wall of rotation hole are solid
Fixed connection.
Preferably, first support plate offers rotation slot far from the side of display board, and third support rod is far from crank
One end extend in rotation slot and be rotatablely connected with the inner wall of rotation slot.
Preferably, the display board offers sliding slot, the inner wall sliding of sliding block and sliding slot close to the side of the first support plate
Connection.
Preferably, second support plate is hinged with hinged block, hinged block and display board far from the side of the first support plate
Side close to the first support plate is fixedly connected.
Compared with prior art, the utility model has the beneficial effects that firstly, the device by pedestal, the first support plate,
Second support plate, display board, contour line model, sliding block, first support bar, threaded hole, second support bar, first gear, third
Support rod, second gear and crank match, and can be supported to display board, so as to prop up well contour line model
Support also facilitates interacting between teacher and student to facilitate explanation of the teacher to contour, rotates crank, crank band
Dynamic third support rod rotation, third support rod drive second gear rotation, and second gear drives first gear rotation, first gear
First support bar rotation is driven, first support bar rotation drives second support bar movement, and second support bar band movable slider is transported, makes to slide
Block is moved to far from the first support plate or close to the direction of the first support plate, and sliding block drives display board to turn by axis of the second support plate
Dynamic, sliding block slides on display board at this time, and display board drives contour line model rotation, so as to the displaying angle to contour line model
Degree is adjusted, to facilitate the viewing of student, the utility model is easy to use, easy to operate, facilitates teacher to contour
The explanation of line model, at the same can also the displaying angle to contour line model be adjusted, to facilitate the viewing of student.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1；
In figure: 1, pedestal；2, the first support plate；3, the second support plate；4, display board；5, contour line model；6, sliding block；7,
First support bar；8, threaded hole；9, second support bar；10, first gear；11, third support rod；12, second gear；13, it shakes
?.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-2 is please referred to, the utility model provides a kind of technical solution: a kind of displaying mould for the teaching of classroom interaction formula
Type, including pedestal 1, the top of pedestal 1 are fixedly installed with the first support plate 2, and the side of the first support plate 2 is fixedly installed with second
Support plate 3, the second support plate 3 are hinged with display board 4 far from the side of the first support plate 2, and display board 4 is far from the first support plate 2
Side be fixedly installed with contour line model 5, display board 4 is slidably fitted with sliding block 6 close to the side of the first support plate 2, first
First support bar 7 is rotatably equipped in support plate 2, one end of first support bar 7 offers threaded hole 8,8 internal screw thread of threaded hole peace
Equipped with second support bar 9, second support bar 9 runs through threaded hole 8, and the one end and sliding block 6 of second support bar 9 close to display board 4
It being hinged, the first support plate 2 is equipped with the fixed first gear 10 for being set in 7 outside of first support bar far from the side of display board 4,
The lower section of first gear 10 is equipped with the third support rod 11 being rotatablely connected with the first support plate 2, and the outside of third support rod 11 is solid
Surely it is arranged with second gear 12, and second gear 12 is meshed with first gear 10, third support rod 11 is far from the first support plate 2
One end be fixedly installed with crank 13；
The side of first support plate 2 offers rotation hole, and first support bar 7 turns through rotation hole and with the inner wall of rotation hole
The outside fixing sleeve of dynamic connection, first support bar 7 is equipped with bearing, and the outer ring of bearing is fixedly connected with the inner wall of rotation hole, and first
Support plate 2 offers rotation slot far from the side of display board 4, and third support rod 11 extends to rotation slot far from one end of crank 13
Interior and inner wall rotation connection with rotation slot, display board 4 offer sliding slot, sliding block 6 and sliding slot close to the side of the first support plate 2
Inner wall be slidably connected, the second support plate 3 is hinged with hinged block far from the side of the first support plate 2, and hinged block is leaned on display board 4
The side of nearly first support plate 2 is fixedly connected, and passes through pedestal 1, the first support plate 2, the second support plate 3, display board 4, contour
Model 5, sliding block 6, first support bar 7, threaded hole 8, second support bar 9, first gear 10, third support rod 11, second gear
12 and crank 13 match, display board 4 can be supported, so as to be supported well to contour line model 5, thus side
Explanation of the teacher to contour, also facilitate interacting between teacher and student, rotate crank 13, crank 13 drives third
Support rod 11 rotates, and third support rod 11 drives second gear 12 to rotate, and second gear 12 drives first gear 10 to rotate, and first
Gear 10 drives first support bar 7 to rotate, and the rotation of first support bar 7 drives second support bar 9 to move, and second support bar 9 drives
Sliding block 6 is transported, and moves sliding block 6 to far from the first support plate 2 or close to the direction of the first support plate 2, sliding block 6 drives display board 4
It is axis rotation with the second support plate 3, sliding block 6 slides on display board 4 at this time, and display board 4 drives contour line model 5 to rotate, from
And can the displaying angle to contour line model 5 be adjusted, to facilitate the viewing of student, the utility model is easy to use,
It is easy to operate, facilitate explanation of the teacher to contour line model 5, while can also the displaying angle to contour line model 5 adjust
Section, to facilitate the viewing of student.
Working principle: in use, can be to exhibition by pedestal 1, the first support plate 2, the second support plate 3 and second support bar 9
Show that plate 4 is supported, so as to be supported well to contour line model 5, so that explanation of the teacher to contour is facilitated,
Also interacting between teacher and student is facilitated, and rotates crank 13, crank 13 drives third support rod 11 in the first support plate 2
Upper rotation, third support rod 11 drive second gear 12 to rotate, and second gear 12 drives first gear 10 to rotate, first gear 10
First support bar 7 is driven to rotate in rotation hole, since first support bar 7 and second support bar 9 pass through 8 screw thread of threaded hole company
It connects, therefore the rotation of first support bar 7 drives second support bar 9 to move, second support bar 9 is transported with movable slider 6, makes sliding block 6 to remote
It is moved from the first support plate 2 or close to the direction of the first support plate 2, sliding block 6 drives display board 4 to turn with the second support plate 3 for axis
Dynamic, sliding block 6 slides on display board 4 at this time, and display board 4 drives contour line model 5 to rotate, so as to contour line model 5
Show that angle is adjusted, to facilitate the viewing of student.
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 (6)
1. a kind of displaying model for the teaching of classroom interaction formula, including pedestal (1), it is characterised in that: the top of the pedestal (1)
Portion is fixedly installed with the first support plate (2), and the side of the first support plate (2) is fixedly installed with the second support plate (3), the second support
Plate (3) is hinged with display board (4) far from the side of the first support plate (2), side of the display board (4) far from the first support plate (2)
It being fixedly installed with contour line model (5), display board (4) is slidably fitted with sliding block (6) close to the side of the first support plate (2), the
It is rotatably equipped in one support plate (2) first support bar (7), one end of first support bar (7) offers threaded hole (8), screw thread
Hole (8) internal screw thread is equipped with second support bar (9), and second support bar (9) runs through threaded hole (8), and second support bar (9) is close
One end of display board (4) is hinged with sliding block (6), and the first support plate (2) is equipped with fixation far from the side of display board (4) and is set in
First gear (10) on the outside of first support bar (7), the lower section of first gear (10) is equipped with to be rotatablely connected with the first support plate (2)
Third support rod (11), the outside fixing sleeve of third support rod (11) is equipped with second gear (12), and second gear (12) with
First gear (10) is meshed, and third support rod (11) is fixedly installed with crank (13) far from the one end of the first support plate (2).
2. a kind of displaying model for the teaching of classroom interaction formula according to claim 1, it is characterised in that: described first
The side of support plate (2) offers rotation hole, and first support bar (7) is rotatablely connected through rotation hole and with the inner wall of rotation hole.
3. a kind of displaying model for the teaching of classroom interaction formula according to claim 1, it is characterised in that: described first
The outside fixing sleeve of support rod (7) is equipped with bearing, and the outer ring of bearing is fixedly connected with the inner wall of rotation hole.
4. a kind of displaying model for the teaching of classroom interaction formula according to claim 1, it is characterised in that: described first
Support plate (2) offers rotation slot far from the side of display board (4), and third support rod (11) extends far from the one end of crank (13)
Inner wall rotation connection in rotation slot and with rotation slot.
5. a kind of displaying model for the teaching of classroom interaction formula according to claim 1, it is characterised in that: the displaying
Plate (4) offers sliding slot close to the side of the first support plate (2), and sliding block (6) and the inner wall of sliding slot are slidably connected.
6. a kind of displaying model for the teaching of classroom interaction formula according to claim 1, it is characterised in that: described second
Support plate (3) is hinged with hinged block far from the side of the first support plate (2), and hinged block and display board (4) are close to the first support plate
(2) side is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920024432.4U CN209461043U (en) | 2019-01-08 | 2019-01-08 | A kind of displaying model for the teaching of classroom interaction formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920024432.4U CN209461043U (en) | 2019-01-08 | 2019-01-08 | A kind of displaying model for the teaching of classroom interaction formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209461043U true CN209461043U (en) | 2019-10-01 |
Family
ID=68043935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920024432.4U Active CN209461043U (en) | 2019-01-08 | 2019-01-08 | A kind of displaying model for the teaching of classroom interaction formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209461043U (en) |
-
2019
- 2019-01-08 CN CN201920024432.4U patent/CN209461043U/en active Active
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