CN209543678U - A kind of mathematical education solid geometry displaying device - Google Patents
A kind of mathematical education solid geometry displaying device Download PDFInfo
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- CN209543678U CN209543678U CN201822033279.XU CN201822033279U CN209543678U CN 209543678 U CN209543678 U CN 209543678U CN 201822033279 U CN201822033279 U CN 201822033279U CN 209543678 U CN209543678 U CN 209543678U
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- solid
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- display board
- mathematical education
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Abstract
The utility model discloses a kind of mathematical education solid geometry to show device, including fixed station, the leading exterior surface of the fixed station offers placing groove, and the inner surface of placing groove is fixedly installed with partition close to the position of lower end, support rod is provided with above the fixed station, and the upper end outer surface of support rod is fixedly installed with display board, and solid is provided with above the display board, a side external surface of the display board offers accommodating groove.The utility model makes the present apparatus in use by being provided with a series of structure, the spatial relation between each solid can be shown to student, convenient for the difference of two solids of observation of students, there is it for there is the study compared, and can by the solid on display board it is comprehensive show students, informative presentations are carried out to solid convenient for teacher, additionally is able to increase the balance and stability when extension board extends, optimizes use process.
Description
Technical field
The utility model relates to solid geometry to show engineering device technique field, specially a kind of mathematical education solid geometry exhibition
Showing device.
Background technique
There are plane geometry and solid geometry in Mathematics Curriculum, plane geometry can intuitively observe the flat of an object
Face view, and solid geometry can then show the shape of the object to people in all its bearings, carry out it into one convenient for people
The research of step, solid geometry are the titles for belonging to three-dimensional space, and solid geometry can be learnt convenient for student by establishing certain model,
This is then needed by geometry body display in face of student, but present teacher is in teaching, is essentially all directly by solid
By on desk, is raised with hand and solid is showed into student viewing, increase work load to the teaching of teacher, it is inconvenient
Explanation of the Yu teacher to solid information, and one can only be once taken, student is not easy between two or more solids
It is compared, reduces its service performance.
Utility model content
The purpose of this utility model is to provide a kind of mathematical education solid geometry to show device, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of mathematical education is shown with solid geometry
Device, including fixed station, the leading exterior surface of the fixed station offers placing groove, and the inner surface of placing groove is close to lower end
Position is fixedly installed with partition, support rod is provided with above the fixed station, and the upper end outer surface of support rod is fixedly mounted
There is display board, solid is provided with above the display board, a side external surface of the display board offers accommodating groove, and receives
Receive the extension board that is internally provided with of slot, the inner surface of the accommodating groove offers sliding slot by place near to the upper end, the extension board it is upper
End outer surface is fixedly installed with slide bar at one end, and the lower end outer surface of extension board offers fixing groove at one end,
The lower end outer surface of the display board is threaded with fixed link at side.
By using above-mentioned technical proposal, the spatial relation between each solid can be shown to student, be convenient for student
The difference for observing two solids has it for there is the study compared, and can be comprehensive by the solid on display board
Show students, convenient for teacher to solid carry out informative presentations, additionally be able to increase extension board extend when balance with
Stability.
Preferably, the lower end outer surface of the support rod is fixedly installed with ratch, and the side of ratch is provided with and turns tooth, institute
It states and turns the upper end outer surface of tooth and be fixedly installed with control-rod.
By using above-mentioned technical proposal, rotary display plate can be convenient for, make the observation solid that student is comprehensive.
Preferably, the modulus and profile angle of the modulus for turning tooth and profile angle and ratch are all the same, and turn tooth and control
Bar is integrated component.
By using above-mentioned technical proposal, the angle of display board is adjusted convenient for user, so that it be facilitated to explain to student
The information of solid facilitates teaching.
Preferably, a side external surface of the support rod offers reserve tank, and the inner surface of reserve tank at upper end
It is fixedly installed with telescopic rod at side, the telescopic rod is fixedly installed with support plate far from one end outer surface of reserve tank.
By using above-mentioned technical proposal, balance when extension board extends out can be increased.
Preferably, the outer surface of the fixed link and the inner surface of fixing groove are provided with screw thread, screw thread at two sides
Coefficient of rotary it is identical.
By using above-mentioned technical proposal, increase the stability between extension board and accommodating groove.
Preferably, the quantity of the partition is two, and its inner surface that placing groove is arranged in decussation is close
At lower end, the inner surface of the placing groove is glued at lower end non-slip mat.
By using above-mentioned technical proposal, different solids can be placed on to different positions convenient for user, just
It is used in finding.
In conclusion the utility model has the following beneficial effects:
1, accommodating groove is opened up by the side external surface in display board, extension board is arranged in the inside of accommodating groove, accommodating groove
Inner surface opens up sliding slot by place near to the upper end, and the upper end outer surface of extension board is fixedly mounted slide bar at one end, under extension board
End outer surface opens up fixing groove at one end, and the lower end outer surface of display board is threadedly coupled fixed link at side, and hand is pinched
Knob makes it that extension board be driven to slide in and out, so that slide bar moves in sliding slot, increases the stability that extension board is displaced outwardly,
So that extension board is slide outwardly into the position of support plate, using support plate increase extension board balance, rotating fixing rod, make its with
Fixing groove links together, and increases the outwardly directed stability of extension board, another solid, Neng Gouxiang are placed on extension board
Student shows the spatial relation between each solid, convenient for the difference of two solids of observation of students, there is it for there is ratio
Compared with study, improve device entirety service performance；
2, ratch is fixedly installed with by the lower end outer surface in support rod, the side of ratch, which is provided with, turns tooth, turns tooth
Upper end outer surface is fixedly installed with control-rod, and pivoting lever rotates its band turn tooth, so that turning tooth engages fortune with ratch
It is dynamic, drive support rod to make rotating motion, so as to by the solid on display board it is comprehensive show students, convenient for religion
Teacher carries out informative presentations to solid, is convenient for teachers ' teaching；
3, reserve tank is offered at upper end by the side external surface in support rod, the inner surface of reserve tank is close to one
Telescopic rod is fixedly installed at side, telescopic rod is fixedly installed with support plate far from one end outer surface of reserve tank, make telescopic rod from
It is stretched out in reserve tank, support plate is extended outwardly, extension board is slide outwardly into the position of support plate, prolonged using support plate support
Plate is stretched, balance and stability when extension board extends are increased.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is that the display board of the utility model and extension board match view.
Fig. 3 is the ratch of the utility model and turns tooth and match view.
Fig. 4 is that the support rod of the utility model and support plate match view.
In figure: 1, fixed station；11, ratch；12, turn tooth；13, control-rod；2, placing groove；3, partition；4, support rod；41,
Support plate；42, reserve tank；43, telescopic rod；5, display board；51, extension board；52, sliding slot；53, slide bar；54, fixing groove；55, it receives
Receive slot；56, fixed link；6, solid.
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.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of mathematical education solid geometry displaying dress
It sets, including fixed station 1, the leading exterior surface of fixed station 1 opens up placing groove 2, and the inner surface of placing groove 2 is solid close to the position of lower end
Dingan County fills partition 3, and solid 6 is arranged in the top of display board 5, first by mathematical education when required different solids 6 used
It is placed in placing groove 2, is placed it respectively using partition 3, display board 5, teaching is fixedly mounted in the upper end outer surface of support rod 4
When, need the solid 6 used to be placed on display board 5 from selecting in placing groove 2, support rod 4 is arranged in the top of fixed station 1,
Pivoting lever 13 rotates its band turn tooth 12, does gear motion with ratch 11 so that turning tooth 12, drives support rod 4 to do and revolves
Transhipment is dynamic, so as to by the solid 6 on display board 5 it is comprehensive show students, solid 6 is carried out convenient for teacher
Informative presentations are convenient for teachers ' teaching, stretch out telescopic rod 43 from reserve tank 42, support plate 41 is extended outwardly, and show
One side external surface of plate 5 opens up accommodating groove 55, and extension board 51 is arranged in the inside of accommodating groove 55, and the inner surface of accommodating groove 55 is close to upper
Open up sliding slot 52 at end, the upper end outer surface of extension board 51 is fixedly mounted slide bar 53 at one end, outside the lower end of extension board 51
Surface opens up fixing groove 54 at one end, and the lower end outer surface of display board 5 is threadedly coupled fixed link 56 at side, then
Hand pinches knob, makes it that extension board 51 be driven to slide in and out, so that slide bar 53 moves in sliding slot 52, increases extension board 51 and is moved out
Dynamic stability makes extension board 51 slide outwardly into the position of support plate 41, increases the balance of extension board 51 using support plate 41
Property, then rotating fixing rod 56, makes it link together with fixing groove 54, increase the outwardly directed stability of extension board 51,
Another solid 6 is placed on extension board 51, the spatial relation between each solid 6 can be shown to student, is convenient for student
The difference for observing two solids 6 has it for there is the study compared, and improves the service performance of device entirety, and optimization uses
Process.
Further, the lower end outer surface of support rod 4 is fixedly installed with ratch 11, and the side of ratch 11, which is provided with, turns tooth 12,
The upper end outer surface for turning tooth 12 is fixedly installed with control-rod 13, can be convenient for rotary display plate 5, and the observation for keeping student comprehensive is several
What body 6.
Further, turn tooth 12 modulus and profile angle and the modulus and profile angle of ratch 11 it is all the same, turn tooth 12 and control
Bar 13 is integrated component, and the angle of display board 5 is adjusted convenient for user, so that it be facilitated to explain the letter of solid 6 to student
Breath, facilitates teaching.
Further, a side external surface of support rod 4 offers reserve tank 42 at upper end, and the inner surface of reserve tank 42 leans on
It is fixedly installed with telescopic rod 43 at nearly side, telescopic rod 43 is fixedly installed with support plate far from one end outer surface of reserve tank 42
41, balance when extension board 51 extends out can be increased.
Further, the inner surface of the outer surface of fixed link 56 and fixing groove 54 is provided with screw thread, screw thread at two sides
Coefficient of rotary it is identical, increase the stability between extension board 51 and accommodating groove 55.
Further, the quantity of partition 3 is two, and the inner surface of placing groove 2 is arranged in close to lower end in decussation
Place, the inner surface of placing groove 2 is glued at lower end non-slip mat, can place different solids 6 convenient for user
In different positions, used convenient for finding.
It should be noted that the utility model is that a kind of mathematical education solid geometry shows device, in use, first will
The required different solids 6 used are placed in placing groove 2 when mathematical education, are placed it respectively using partition 3, teaching
When, need the solid 6 used to be placed on display board 5 from selecting in placing groove 2, pivoting lever 13 makes its band turn tooth
12 rotations drive support rod 4 to make rotating motion so that turning tooth 12 and ratch 11 does gear motion, so as to will be on display board 5
Solid 6 it is comprehensive show students, convenient for teacher to solid 6 carry out informative presentations, be convenient for teachers ' teaching, then
Stretch out telescopic rod 43 from reserve tank 42, support plate 41 extended outwardly, then hand pinches knob, make its drive extension board 51 to
Outer sliding increases the stability that extension board 51 is displaced outwardly so that slide bar 53 moves in sliding slot 52, keeps extension board 51 sliding outward
The position for moving support plate 41 increases the balance of extension board 51 using support plate 41, then rotating fixing rod 56, makes it and consolidates
Determine slot 54 to link together, increase the outwardly directed stability of extension board 51, another solid 6 is placed on extension board 51,
It can show that the spatial relation between each solid 6 has it convenient for the difference of two solids 6 of observation of students to student
For there is the study compared, the functionality of its own is effectively increased, it is more practical.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of mathematical education shows device, including fixed station (1) with solid geometry, it is characterised in that: the fixed station (1)
Leading exterior surface offers placing groove (2), and the inner surface of placing groove (2) is fixedly installed with partition (3) close to the position of lower end,
It is provided with support rod (4) above the fixed station (1), and the upper end outer surface of support rod (4) is fixedly installed with display board
(5), it is provided with solid (6) above the display board (5), a side external surface of the display board (5) offers accommodating groove
(55), and accommodating groove (55) is internally provided with extension board (51), and the inner surface of the accommodating groove (55) opens up by place near to the upper end
Have sliding slot (52), the upper end outer surface of the extension board (51) is fixedly installed with slide bar (53) at one end, and extension board
(51) lower end outer surface offers fixing groove (54) at one end, and the lower end outer surface of the display board (5) is close to side
Place is threaded with fixed link (56).
2. a kind of mathematical education according to claim 1 shows device with solid geometry, it is characterised in that: the support rod
(4) lower end outer surface is fixedly installed with ratch (11), and the side of ratch (11) is provided with and turns tooth (12), described to turn tooth (12)
Upper end outer surface be fixedly installed with control-rod (13).
3. a kind of mathematical education according to claim 2 shows device with solid geometry, it is characterised in that: described to turn tooth
(12) modulus and profile angle and the modulus and profile angle of ratch (11) is all the same, and turns tooth (12) and be integrated with control-rod (13)
Change component.
4. a kind of mathematical education according to claim 1 shows device with solid geometry, it is characterised in that: the support rod
(4) a side external surface offers reserve tank (42) at upper end, and the inner surface of reserve tank (42) is fixed at side
It is equipped with telescopic rod (43), the telescopic rod (43) is fixedly installed with support plate far from one end outer surface of reserve tank (42)
(41), and the upper end outer surface of the upper end outer surface of support plate (41) and support rod (4) is located in same horizontal line.
5. a kind of mathematical education according to claim 1 shows device with solid geometry, it is characterised in that: the fixed link
(56) inner surface of outer surface and fixing groove (54) is provided with screw thread at two sides, and the coefficient of rotary of screw thread is identical.
6. a kind of mathematical education according to claim 1 shows device with solid geometry, it is characterised in that: the partition
(3) quantity is two, and the inner surface in placing groove (2) is arranged at lower end in decussation in it, the placing groove
(2) inner surface is glued at lower end non-slip mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033279.XU CN209543678U (en) | 2018-12-05 | 2018-12-05 | A kind of mathematical education solid geometry displaying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822033279.XU CN209543678U (en) | 2018-12-05 | 2018-12-05 | A kind of mathematical education solid geometry displaying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209543678U true CN209543678U (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822033279.XU Active CN209543678U (en) | 2018-12-05 | 2018-12-05 | A kind of mathematical education solid geometry displaying device |
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| Country | Link |
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| CN (1) | CN209543678U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376431A (en) * | 2022-08-26 | 2022-11-22 | 国家电网有限公司 | Propaganda device that electric power marketing extension was used |
-
2018
- 2018-12-05 CN CN201822033279.XU patent/CN209543678U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115376431A (en) * | 2022-08-26 | 2022-11-22 | 国家电网有限公司 | Propaganda device that electric power marketing extension was used |
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