CN107622702A - A kind of high school mathematics teaching geometric projection device - Google Patents
A kind of high school mathematics teaching geometric projection device Download PDFInfo
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- CN107622702A CN107622702A CN201710984938.5A CN201710984938A CN107622702A CN 107622702 A CN107622702 A CN 107622702A CN 201710984938 A CN201710984938 A CN 201710984938A CN 107622702 A CN107622702 A CN 107622702A
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- major light
- projection
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- case
- lantern slide
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Abstract
The invention discloses a kind of high school mathematics teaching geometric projection device, including base, workbench is provided with above base, lantern slide projection's case is provided with the left of workbench upper end, the first major light is provided with lantern slide projection's case, the first lens are provided with first lens mounting cylinder, battery upper end is provided with model projection case, and the second major light is provided with model projection case, model support bar is provided with model projection case, geometrical model is placed with model support bar, the beneficial effects of the invention are as follows：Lantern slide projection's case of the present invention can project to plane geometric figure, teacher can not have to frequently delay the too many time in terms of picture, improve the efficiency that teacher gives lessons, student is allowed to acquire more knowledge, the projection of a variety of views can be carried out to solid geometric pattern by model projection case, to be demonstrated for teacher or student the principle and process of three-dimensional geometric projection, so as to improve understanding and understanding of the student to three-dimensional geometric projection.
Description
Technical field
The present invention relates to geometric projection technical field, specifically a kind of high school mathematics teaching geometric projection device.
Background technology
In mathematical education, high school mathematicses are broadly divided into algebraical sum geometry two large divisions.Algebraically be mainly linear function,
Quadratic function, inverse proportion function and trigonometric function, geometry are divided into plane analytic geometry and solid geometry two large divisions again.
When Mathematics Curriculum acquires geometry chapters and sections, math teacher is frequently necessary to be given lessons with various several figures, generally uses
To geometric figure have circle, square, rectangle, equilateral triangle, isosceles triangle and right angled triangle, these figures exist
, it is necessary to use repeatedly when giving lessons so that math teacher at school when, it is too many in the time that picture this respect delays, drop significantly
The low efficiency given lessons.
In the teaching of mathematical education solid geometry, teacher needs explain point, line, surface and they it to student
Between projection relation, many classmates are when just contacting the projection of solid geometry, it tends to be difficult to space imagination projection principle and
Process, and if three-dimensional real object for projection of the teacher to solid geometry is demonstrated and explained, then it can play and get twice the result with half the effort
Effect, and impression of the student to three-dimensional geometric projection can be deepened, so as to improve efficiency of teaching.
The content of the invention
It is an object of the invention to provide a kind of high school mathematics teaching geometric projection device, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme：
A kind of high school mathematics teaching geometric projection device, including base, base top are provided with workbench, workbench upper end right side
Be provided with control cabinet provided with battery, on the right side of battery, workbench upper end left side is provided with lantern slide projection's case, in lantern slide projection's case
Provided with the first major light, lantern slide standing groove is provided with lantern slide projection's case, being provided with the first lens on the left of lantern slide projection's case pacifies
Fitted tube, is provided with the first lens in the first lens mounting cylinder, and battery upper end is provided with model projection case, and model projection case is interior provided with the
Two major lights, model projection case left side are provided with the second lens mounting cylinder, and the second lens are provided with the second lens mounting cylinder, and model is thrown
Shadow case is provided with model and places mouth, and model support bar is provided with model projection case.
As the further scheme of the present invention：The base lower end is provided with multiple universal wheels, and containing box is provided with base.
As the further scheme of the present invention：The workbench is movably connected with the base by multiple electrohydraulic cylinders, electricity
Hydrodynamic cylinder pressure is connected by universal joint respectively with base and workbench, and geometrical model is placed with model support bar.
As the further scheme of the present invention：First major light is fixedly connected on unreal by the first major light support frame
In lamp piece projection tank shell, the first major light bulb is provided with front side of the first major light, first is provided with rear side of the first major light bulb
Major light reflective mirror, the first major light rear side are provided with the first major light power interface, and the first major light power supply architecture passes through electric wire
It is connected with storage battery, the first major light is provided with above the first major light and is switched, the first major light is provided with above the first major light
Adjusting handle.
As the further scheme of the present invention：The lantern slide standing groove is arranged on the left of major light, lantern slide standing groove
For high-transparent glass material, in lantern slide standing groove activity be placed with lantern slide, lantern slide standing groove interior lower end is provided with lantern slide
Adjustable plate, lantern slide adjustable plate lower end are provided with regulation board support, and regulation board support passes through adjustable telescopic rod and lantern slide projection's case
Shell is flexibly connected.
As the further scheme of the present invention：First lens are flexibly connected with the first lens mounting cylinder, the first lens
Outside is provided with the first lens adjusting handle.
As the further scheme of the present invention：Second major light is fixedly connected on mould by the second major light support frame
In type projection box, the second major light bulb is provided with the left of the second major light, the second major light is provided with the right side of the second major light bulb
Reflective mirror, the second major light right side are provided with the second major light power interface, and the second major light power interface passes through electric wire and electric power storage
Pond is electrically connected, and the second major light is provided with above the second major light and is switched, and the second major light regulation hand is provided with above the second major light
Wheel.
As the further scheme of the present invention：Second lens are flexibly connected with the second lens mounting cylinder, the second lens
Outside is provided with the second lens adjusting handle.
As the further scheme of the present invention：The model support bar is provided with more and model support is high glass material thoroughly
Matter, model support bar are provided with external screw thread, and model projection case is provided with multiple model support frame mounting holes, model support mounting hole
Interior to be provided with internal thread, model support bar is detachably connected in model support bar mounting hole.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention sets lantern slide projection's case and model to throw respectively
Shadow case, lantern slide projection's case can project to plane geometric figure, when helping math teacher at school, can not have to frequent
Delay the too many time in terms of picture, improve the efficiency given lessons of teacher, allow student to acquire more knowledge, pass through mould
Type projection box can carry out the projection of a variety of views to solid geometric pattern, to supply teacher or student to three-dimensional geometric projection
Principle and process demonstrated, so as to improve understanding and understanding of the student to three-dimensional geometric projection.
Brief description of the drawings
Fig. 1 is a kind of high school mathematics teaching geometric projection device front view.
Fig. 2 is a kind of lantern slide projection's case sectional view of high school mathematics teaching geometric projection device.
Fig. 3 is a kind of geometrical model projection box sectional view of high school mathematics teaching geometric projection device.
Fig. 4 is a kind of geometrical model projection box side view of high school mathematics teaching geometric projection device.
In figure：1- bases, 2- universal wheels, 3- cabinets, 4- workbench, 5- electrohydraulic cylinders, 6- batteries, 7- controls
Case, 8- lantern slide projections case, the major lights of 9- first, the first major lights of 10- support frame, the first major lights of 11- bulb, 12- first
Major light reflective mirror, the first major lights of 13- power interface, 14- lantern slides standing groove, 15- lantern slides, 16- lantern slides adjustable plate,
17- regulations board support, 18- adjustable telescopic rods, the first lens of 19- mounting cylinder, the lens of 20- first, the lens of 21- first regulation hand
Wheel, the major lights of 22- first switch, the first major lights of 23- adjusting handle, 24- model projections case, the major lights of 25- second, 26-
Two major light reflective mirrors, the second major lights of 27- bulb, the second major lights of 28- support frame, the major lights of 29- second switch, 30- the
Two major light adjusting handles, the second major lights of 31- power interface, 32- models place mouth, the second lens of 33- mounting cylinder, 34- the
Two lens, the second lens of 35- adjusting handle, 36- geometrical models, 37- model supports bar, 38- model support bar mounting holes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-4, in the embodiment of the present invention, a kind of high school mathematics teaching geometric projection device, including base 1,
The lower end of base 1 is provided with multiple universal wheels 2, and containing box 3 is provided with base 1, and the top of base 1 is provided with workbench 4, and workbench 4 passes through
Multiple electrohydraulic cylinders 5 are flexibly connected with base 1, and electrohydraulic cylinder 5 is connected by universal joint respectively with base 1 and workbench 4,
Battery 6 is provided with the right side of the upper end of workbench 4, the right side of battery 6 is provided with control cabinet 7, dosing slide is provided with the left of the upper end of workbench 1
Shadow case 8, lantern slide projection's case 8 is interior to be provided with the first major light 9, and the first major light 9 passes through the first major light support frame 10 and fixes company
It is connected in the housing of lantern slide projection's case 8, the front side of the first major light 9 is provided with the first major light bulb 11, the first major light bulb 11
Rear side is provided with the first major light reflective mirror 12, and the rear side of the first major light 9 is provided with the first major light power interface 13, the first major light
Power supply architecture 13 is electrically connected by electric wire with battery 6, and the top of the first major light 9 is provided with the first major light switch 22, the last the first
The top of light lamp 9 is provided with the first major light adjusting handle 23, is provided with lantern slide standing groove 14 in lantern slide projection's case 8, lantern slide is put
Put groove 14 and be arranged on the left side of major light 9, lantern slide standing groove 14 is high-transparent glass material, in lantern slide standing groove 14 activity put
There is lantern slide 15, the interior lower end of lantern slide standing groove 14 is provided with lantern slide adjustable plate 16, and the lower end of lantern slide adjustable plate 16, which is provided with, adjusts
Board support 17 is saved, regulation board support 17 is flexibly connected by adjustable telescopic rod 18 and the shell of lantern slide projection case 8, and magic lantern figure projects
The left side of case 8 is provided with the first lens mounting cylinder 19, and the first lens 20, the first lens 20 and first are provided with the first lens mounting cylinder 19
The active link of lens mounting cylinder 19, the outside of the first lens 20 are provided with the first lens adjusting handle 21, and the upper end of battery 6 is provided with model
Projection box 24, model projection case 24 is interior to be provided with the second major light 25, and the second major light 25 is solid by the second major light support frame 28
Surely it is connected in model projection case 24, the left side of the second major light 25 is provided with the second major light bulb 27, the second major light bulb 27
Right side is provided with the second major light reflective mirror 26, and the right side of the second major light 25 is provided with the second major light power interface 31, the last the second light
Lamp power interface 31 is electrically connected by electric wire with battery 6, and the top of the second major light 25 is provided with the second major light and switchs 29, second
The top of major light 25 is provided with the second major light adjusting handle 30, and the left side of model projection case 24 is provided with the second lens mounting cylinder 33, the
The second lens 34 are provided with two lens mounting cylinders 33, the second lens 34 are flexibly connected with the second lens mounting cylinder 33, the second lens
34 outsides are provided with the second lens adjusting handle 35, and model projection case 24 is provided with model and places mouth 32, set in model projection case 24
There is model support bar 37, geometrical model 36 is placed with model support bar 37, model support bar 37 is provided with more and model support
For high saturating glass material, model support bar 37 is provided with external screw thread, and model projection case 24 is installed provided with multiple model support framves
Hole 38, model support mounting hole 38 is interior to be provided with internal thread, and model support bar 37 is detachably connected on model support bar mounting hole 38
It is interior.
Structure of the present invention is novel, stable, in the use of the present invention, when needing to carry out mathematical education geometric projection,
Projection arrangement is moved to correct position first, then will will throw the alignment lenses blackboard of device, progress plane is several needing
When what is projected, the lantern slide 15 of plane geometry is taken out from cabinet 3 first, then placed the plane geometric figure of needs
Into lantern slide standing groove 14, the first major light 9 is then opened by the first major light switch 22, while pass through the first major light
Adjusting handle 23 adjusts the brightness of the first major light 9, and after regulation is to appropriate brightness, workbench 4 is adjusted by electrohydraulic cylinder 5
Angle so that the geometric figure projected is being preset in position, then begin through lantern slide adjustable plate 16 adjust magic lantern
The position of piece 15, it is more to adjust the height of lantern slide 15 by elongating or shortening for expansion link 18 during regulation, also simultaneously
The right position of lantern slide can be adjusted by mobile slide 15, is then passing through the first lens adjusting handle 21 regulation the
The position of one lens 20 so that the geometric figure of projection becomes apparent from, and when needing to carry out solid geometry projection, need to only open the
Two major lights 25 and the brightness for adjusting the second major light 25, then from cabinet 3 from taking out a number of model support bar 37
With the geometrical model 36 of needs, then a number of model support bar 37 is installed to according to the demand of the shape of geometrical model 36
In model support bar mounting hole 38, and by geometrical model 36 according to front view, top view and side view need be placed on model
On support bar 37, the front and back position of the second lens 34 is then adjusted by the second lens adjusting handle 35 so that the figure of projection
It is accurate to become apparent from, and then can proceed by mathematical education, and only the different Hes of lantern slide 15 need to be changed during teaching
Geometrical model 36 can carry out the mathematical education of different content, control mode of the invention and control principle and electric supply installation and
Circuit is usual technological means in the art, is not just being repeated herein.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (9)
1. a kind of high school mathematics teaching geometric projection device, including base (1), it is characterised in that be provided with work above base (1)
Make platform (4), be provided with battery (6) on the right side of workbench (4) upper end, battery (6) right side is provided with control cabinet (7), on workbench (1)
End left side is provided with lantern slide projection's case (8), and the first major light (9), lantern slide projection's case (8) are provided with lantern slide projection's case (8)
It is interior to be provided with lantern slide standing groove (14), the first lens mounting cylinder (19), the installation of the first lens are provided with the left of lantern slide projection's case (8)
The first lens (20) are provided with cylinder (19), battery (6) upper end is provided with model projection case (24), is provided with model projection case (24)
Second major light (25), model projection case (24) left side are provided with the second lens mounting cylinder (33), and the second lens mounting cylinder (33) is interior
Provided with the second lens (34), model projection case (24) is provided with model and places mouth (32), and model is provided with model projection case (24)
Support bar (37).
A kind of 2. high school mathematics teaching geometric projection device according to claim 1, it is characterised in that the base
(1) lower end is provided with multiple universal wheels (2), is provided with containing box (3) in base (1), model support bar is placed with geometry mould on (37)
Type (36).
A kind of 3. high school mathematics teaching geometric projection device according to claim 1, it is characterised in that the workbench
(4) it is flexibly connected by multiple electrohydraulic cylinders (5) with base (1), electrohydraulic cylinder (5) and base (1) and workbench (4) point
Do not connected by universal joint.
A kind of 4. high school mathematics teaching geometric projection device according to claim 1, it is characterised in that the last the first
Light lamp (9) is fixedly connected in lantern slide projection's case (8) housing by the first major light support frame (10), the first major light (9)
Front side is provided with the first major light bulb (11), and the first major light reflective mirror (12) is provided with rear side of the first major light bulb (11), the
The first major light power interface (13) is provided with rear side of one major light (9), the first major light power supply architecture (13) is by electric wire with storing
Battery (6) is electrically connected, and the first major light switch (22) is provided with above the first major light (9), and the is provided with above the first major light (9)
One major light adjusting handle (23).
A kind of 5. high school mathematics teaching geometric projection device according to claim 1, it is characterised in that the lantern slide
Standing groove (14) is arranged on the left of major light (9), and lantern slide standing groove (14) is high-transparent glass material, lantern slide standing groove
(14) interior activity is placed with lantern slide (15), and lantern slide standing groove (14) interior lower end is provided with lantern slide adjustable plate (16), lantern slide
Adjustable plate (16) lower end is provided with regulation board support (17), and regulation board support (17) passes through adjustable telescopic rod (18) and lantern slide projection
Case (8) shell is flexibly connected.
6. a kind of high school mathematics teaching geometric projection device according to claim 1, it is characterised in that described first is saturating
Mirror (20) and first lens mounting cylinder (19) active link, the first lens (20) outside are provided with the first lens adjusting handle (21).
A kind of 7. high school mathematics teaching geometric projection device according to claim 1, it is characterised in that the last the second
Light lamp (25) is fixedly connected in model projection case (24) by the second major light support frame (28), on the left of the second major light (25)
Provided with the second major light bulb (27), the second major light reflective mirror (26), the last the second are provided with the right side of the second major light bulb (27)
The second major light power interface (31) is provided with the right side of light lamp (25), the second major light power interface (31) passes through electric wire and battery
(6) electrically connect, the second major light switch (29) is provided with above the second major light (25), second is provided with above the second major light (25)
Major light adjusting handle (30).
8. a kind of high school mathematics teaching geometric projection device according to claim 1, it is characterised in that described second is saturating
Mirror (34) is flexibly connected with the second lens mounting cylinder (33), and the second lens adjusting handle (35) is provided with the outside of the second lens (34).
A kind of 9. high school mathematics teaching geometric projection device according to claim 1, it is characterised in that the model branch
Strut (37) is provided with more and model support is provided with external screw thread, model projection for high saturating glass material, model support bar (37)
Case (24) is provided with multiple model support frame mounting holes (38), and internal thread, model support are provided with model support mounting hole (38)
Bar (37) is detachably connected in model support bar mounting hole (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710984938.5A CN107622702A (en) | 2017-10-20 | 2017-10-20 | A kind of high school mathematics teaching geometric projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710984938.5A CN107622702A (en) | 2017-10-20 | 2017-10-20 | A kind of high school mathematics teaching geometric projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107622702A true CN107622702A (en) | 2018-01-23 |
Family
ID=61092433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710984938.5A Pending CN107622702A (en) | 2017-10-20 | 2017-10-20 | A kind of high school mathematics teaching geometric projection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107622702A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468913A (en) * | 2018-03-24 | 2018-08-31 | 袁静 | A kind of projecting apparatus of the teaching convenient for adjusting |
| CN110766994A (en) * | 2019-11-30 | 2020-02-07 | 中原工学院 | Teaching aid for advanced mathematic differential teaching |
| CN112951009A (en) * | 2021-02-23 | 2021-06-11 | 焦作大学 | Slide play subassembly is used in education |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080681U (en) * | 1990-10-29 | 1991-07-10 | 梁晖 | Slide projector |
| CN203733390U (en) * | 2014-01-24 | 2014-07-23 | 陕西理工学院 | Projection teaching aid |
| CN105070153A (en) * | 2015-07-31 | 2015-11-18 | 湖南科技大学 | Multi-surface orthographic projection drawing geometry teaching instrument |
-
2017
- 2017-10-20 CN CN201710984938.5A patent/CN107622702A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2080681U (en) * | 1990-10-29 | 1991-07-10 | 梁晖 | Slide projector |
| CN203733390U (en) * | 2014-01-24 | 2014-07-23 | 陕西理工学院 | Projection teaching aid |
| CN105070153A (en) * | 2015-07-31 | 2015-11-18 | 湖南科技大学 | Multi-surface orthographic projection drawing geometry teaching instrument |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468913A (en) * | 2018-03-24 | 2018-08-31 | 袁静 | A kind of projecting apparatus of the teaching convenient for adjusting |
| CN110766994A (en) * | 2019-11-30 | 2020-02-07 | 中原工学院 | Teaching aid for advanced mathematic differential teaching |
| CN112951009A (en) * | 2021-02-23 | 2021-06-11 | 焦作大学 | Slide play subassembly is used in education |
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Application publication date: 20180123 |
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