CN206991603U - A kind of mathematical education demonstrates combined appliance for teaching with a variety of line faces - Google Patents
A kind of mathematical education demonstrates combined appliance for teaching with a variety of line faces Download PDFInfo
- Publication number
- CN206991603U CN206991603U CN201720420135.2U CN201720420135U CN206991603U CN 206991603 U CN206991603 U CN 206991603U CN 201720420135 U CN201720420135 U CN 201720420135U CN 206991603 U CN206991603 U CN 206991603U
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- China
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- slide rail
- teaching
- variety
- expansion link
- mathematical education
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Abstract
The utility model provides a kind of mathematical education and demonstrates combined appliance for teaching with a variety of line faces, including fixed seat, the fixed seat is provided with guide rail and sliding block, panel is rotatably connected on the sliding block, the panel is provided with elevating mechanism, solid show mechanism is slidably connected on the elevating mechanism, the elevating mechanism includes support, sleeve is provided with through the support and the fixed seat, lifting column is connected with through the bush whorl, the end of two lifting columns through the support has been respectively articulated with the first slide rail and the second slide rail, groove is provided with first slide rail and second slide rail.A kind of mathematical education described in the utility model demonstrates combined appliance for teaching with a variety of line faces, pass through such a teaching aid, quickly accurately make various Curve figures, and more intuitively parabola or the surfaces of revolution can be converted it into, student is set to increase the interest of teaching while more intuitively understanding, teaching aid is easy to carry, and utilization rate improves, and has saved cost.
Description
Technical field
The utility model belongs to teaching aid field, and combination religion is demonstrated with a variety of line faces more particularly, to a kind of mathematical education
Tool.
Background technology
In the learning process of university, the study of high number is necessary, and has run through the basis of the study of whole high number just
It is function, the study of various functions is more difficult when starting contact, can all need to coordinate figure to be understood, and teacher is teaching
Generally require to take much time on blackboard during or mapped on computer, hence it is evident that lose time, and if
Saving a little times be general mapping often make student understand get up it is more difficult, in order to save mapping time and most maximum
The understanding effect of the guarantee student of degree is more preferable, and the visual illustration for generally requiring more accurately to map and be engaged is combined to integrate
Understand, and improve the learning interest of student, some teachers have also made a little teaching aids to this, but are often directed to a kind of line style, such as
If this, if teaching a variety of line face forms in course once, the teaching aid of required band is too many, too heavy, more unrestrained
Instructional blocks of time is taken.For such a situation, combined appliance for teaching is demonstrated with a variety of line faces the utility model proposes a kind of mathematical education,
By such a teaching aid, quickly accurately make various Curve figures, and can convert it into more intuitively parabola or
The surfaces of revolution, student is more intuitively understood and increase the interest of teaching, teaching aid is easy to carry, and utilization rate improves, section
About cost.
Utility model content
In view of this, the utility model is directed to a kind of mathematical education and demonstrates combined appliance for teaching with a variety of line faces, will be a variety of
The function demonstration of form is focused on a teaching aid, and quickly various Curves are accurately made on the basis of being easy to carry
Figure, and more intuitively parabola or the surfaces of revolution can be converted it into, student is increased while more intuitively understanding
Add the interest of teaching.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of mathematical education demonstrates combined appliance for teaching, including fixed seat with a variety of line faces, and the fixed seat is provided with two and erected
The guide rail that is directly parallel to each other and the sliding block being slidably connected on the guide rail with it is placed in, panel is rotatably connected on the sliding block,
Elevating mechanism is provided with front side of the panel, removable stereographic displaying mechanism is slidably connected on the elevating mechanism；
The elevating mechanism includes being placed in symmetrical two inverted L-shaped supports in the fixed seat, through the water of the support
Sleeve is provided between plane and the fixed seat, is connected with lifting column through the bush whorl, two lifting columns pass through
The end of the support has been respectively articulated with the first slide rail and the second slide rail, passes through between first slide rail and second slide rail
Slide connects, and groove is provided with first slide rail and second slide rail, the solid show mechanism is described in
Groove is slidably connected with it.
Further, the solid show mechanism include central shaft and through the central shaft it is a plurality of be parallel to each other stretch
Contracting bar, the axis of the expansion link are rotatably connected to pad on the central shaft perpendicular to the axis of the central shaft by bearing
Block, it is placed on the groove and is blocked by the cushion block, the central shaft away from described expansion link one end below the cushion block
On be cased with rubber cushion blocks, through the groove after be inserted in the rubber cushion blocks, the one end of the central shaft away from the expansion link
It is removably connected with handwheel.
Further, locating rod, the positioning are additionally provided between the expansion link on the central shaft and the cushion block
The axis of bar is vertical with the axis of the central shaft, and vertical with the axis of the expansion link, between multiple expansion links or
Connected between the expansion link and the locating rod by rubber rope shape changeable, one layer of fluorescence is scribbled outside the rubber rope
Powder.
Further, the axis of the central shaft perpendicular to first slide rail and second slide rail glide direction,
The height of the rubber cushion blocks is changed with the slide rail to the change of the distance between the handwheel.
Further, the fixed seat bottom is provided with bearing, and the height of the bearing is more than most rising higher for the lifting column
Distance drops.
Further, the glide direction of the sliding block and the lifting direction of the lifting column are parallel to each other, the sliding block side
Wall is provided with rotational pin close to one end of the guide rail, is rotatablely connected the panel and the sliding block by the rotational pin, institute
State sliding block and be provided with clamping screw above the rotational pin, the vertical direction of the guide rail is provided with multiple equally distributed logical
Hole, bolt fix the slider locking through the through hole.
Further, it is equally distributed grid lines on the panel, intersecting point is equipped with aperture, multigroup difference thereon
The drawing pin of shape is fixed on the panel through the aperture.
Further, first slide rail and the relative direction slided of second slide rail and the plane of the panel are mutual
It is parallel.
Relative to prior art, a kind of mathematical education described in the utility model has with a variety of line faces demonstration combined appliance for teaching
Following advantage：
(1) a kind of mathematical education described in the utility model demonstrates combined appliance for teaching with a variety of line faces, by such a teaching aid, soon
Speed accurately makes various Curve figures, and can convert it into more intuitively parabola or the surfaces of revolution, enables student
The interest of increase teaching, teaching aid are easy to carry while enough more intuitively understanding, and utilization rate improves, and has saved cost.
(2) solid show mechanism described in the utility model includes central shaft and mutually put down through a plurality of of the central shaft
Capable expansion link, the axis of the expansion link pass through bearing on the central shaft and rotated and connect perpendicular to the axis of the central shaft
Cushion block is connected to, is placed on the groove and blocked by the cushion block, away from described expansion link one end below the cushion block
Rubber cushion blocks are cased with central shaft, through the groove after be inserted in the rubber cushion blocks, the central shaft is away from the expansion link
One end be removably connected with handwheel.By expansion link be designed to according to the mapping of panel adjust arc degree, make space
The figure of viewing is more accurate, expansion link be level can drawer structure, by control of the handwheel to central shaft, realize it in sky
Between on rotation, lines are more intuitively showed with the face in space, viewing it is more directly perceived.
(3) locating rod is additionally provided between the expansion link on central shaft described in the utility model and the cushion block, institute
It is vertical with the axis of the central shaft and vertical with the axis of the expansion link to state the axis of locating rod, multiple expansion links
Between or the expansion link and the locating rod between connected by rubber rope shape changeable, scribble one outside the rubber rope
Layer fluorescent material.Expansion link is adjusted the difference for passing through demonstrated line style, and changes the hanging point of rubber rope, by it flexible
Adjusted between bar and locating rod, identical parabola or curve in formation and panel, in order to form the parabola of correlation or rotation
Turn face, the use of fluorescent material enables student to watch more preferable curved surface effect, can reach more preferable teaching purpose.
(4) slip of the axis of central shaft described in the utility model perpendicular to first slide rail and second slide rail
Direction, the height of the rubber cushion blocks are changed with the slide rail to the change of the distance between the handwheel.Guarantee reality
The position of existing left and right adjusting solid show mechanism can more accurately realize curved surface so as to corresponding with the curve drawn on panel
Composition form, rubber cushion blocks it is adjustable ensure that according to its on slide rail position fix when can lock, ensure center
The normal rotation of axle, simple in construction, fixed effect is preferable.
(5) fixed seat bottom described in the utility model is provided with bearing, and the height of the bearing is more than the lifting column
Maximum lifting distance.It ensure that and be unaffected in the lifting process of lifting column, make its adjustable range larger, can realize vertical
Body display mechanism multifreedom motion, is aligned more accurate.
(6) glide direction of sliding block described in the utility model and the lifting direction of the lifting column are parallel to each other, described
Slider side wall is provided with rotational pin close to one end of the guide rail, the panel and the sliding block is rotated and is connected by the rotational pin
Connect, the sliding block is provided with clamping screw above the rotational pin, and the vertical direction of the guide rail is provided with multiple be uniformly distributed
Through hole, bolt fixes the slider locking through the through hole.The upset and locking of panel are realized, counter plate can be realized
Regulation, without using or with solid show mechanism rotation move counter plate, take up space smaller and do not interfere with
Rotary motion, combining structure is reasonable, and mutual motor adjustment will not interfere with, and can realize the demonstration of a variety of line styles.
(7) it is equally distributed grid lines on panel described in the utility model, intersecting point is equipped with aperture thereon, more
Group drawing pin of different shapes is fixed on the panel through the aperture.A variety of line styles can be demonstrated simultaneously thereon, make
Lecture contents can be understood more intuitively in life, and contrast understanding can be carried out to similar multiple curves, more intuitively, clearly, and
It can save the time of drafting, improve classroom efficiency.
(8) direction and the panel of the first slide rail described in the utility model and the relative slip of second slide rail is flat
Face is parallel to each other.Accuracy is higher, and it is more preferable to draw effect.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is that a kind of mathematical education described in the utility model embodiment demonstrates combined appliance for teaching overall structure with a variety of line faces
Schematic diagram；
Fig. 2 is that a kind of mathematical education described in the utility model embodiment demonstrates combined appliance for teaching solid show with a variety of line faces
Mechanism structure schematic diagram.
Description of reference numerals：
1- panels；2- bolts；3- guide rails；4- solid shows mechanism；The slide rails of 5- second；6- grooves；7- sleeves；8- is lifted
Post；9- bearings；10- supports；The slide rails of 11- first；12- through holes；13- rotational pins；14- clamping screws；15- sliding blocks；16- apertures；
17- fixed seats；401- central shafts；402- expansion links；403- rubber ropes；404- locating rods；405- cushion blocks；406- rubber cushion blocks；
407- handwheels.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of mathematical education as shown in Figure 1 demonstrates combined appliance for teaching, including fixed seat 17, the fixed seat 17 with a variety of line faces
It is provided with two guide rails 3 being parallel to each other vertically and is placed on the guide rail 3 sliding block 15 being slidably connected with it, the sliding block 15
On be rotatably connected to panel 1, the front side of panel 1 is provided with elevating mechanism, slidably connects on the elevating mechanism and detachably stands
Body display mechanism 4；The elevating mechanism includes being placed in symmetrical two inverted L-shaped supports 10 in the fixed seat 17, through described
Sleeve 7 is provided between the horizontal plane of support 10 and the fixed seat 17, lifting column 8 is threaded with through the sleeve 7, two
The end of the lifting column 8 through the support 10 has been respectively articulated with the first slide rail 11 and the second slide rail 5, first slide rail 11
Connected between second slide rail 5 by slide, groove is provided with first slide rail 11 and second slide rail 5
6, the solid show mechanism 4 is slidably connected through the groove 6 with it.By such a teaching aid, quickly accurately make various
Curve figure, and more intuitively parabola or the surfaces of revolution can be converted it into, student is more intuitively understood
While increase teaching interest, teaching aid is easy to carry, and utilization rate improves, and has saved cost.
Wherein, the solid show mechanism 4 includes central shaft 401 and is parallel to each other through a plurality of of central shaft 401
Expansion link 402, the axis of the expansion link 402 passes through on the central shaft 401 perpendicular to the axis of the central shaft 401
Bearing is rotatably connected to cushion block 405, is placed on the groove 6 and blocked by the cushion block 405, and the lower section of cushion block 6 is remote
Be cased with rubber cushion blocks 406 on the central shaft 401 from described one end of expansion link 402, through the groove 6 after be inserted in the rubber
Rubber cushion block 406, the one end of the central shaft 401 away from the expansion link 402 are removably connected with handwheel 407.Pass through expansion link
402 be designed to according to the mapping of panel 1 adjust arc degree, make space watch figure it is more accurate, expansion link 402 is
Level can drawer structure, by control of the handwheel 407 to central shaft 401, realize its rotation spatially, lines are empty
Between face more intuitively show, viewing it is more directly perceived.
Wherein, locating rod 404 is additionally provided between the expansion link 402 and the cushion block 405 on the central shaft 401,
The axis of the locating rod 404 is vertical with the axis of the central shaft 401, and vertical with the axis of the expansion link 402, multiple
Connect between the expansion link 402 or by the shape changeable of rubber rope 403 between the expansion link 402 and the locating rod 404
Connect, layer of fluorescent powder is scribbled outside the rubber rope 403.Expansion link 402 is adjusted the difference for passing through demonstrated line style,
And change the hanging point of rubber rope 403, it is adjusted between expansion link 402 and locating rod 404, formed and identical on panel 1
Parabola or curve, in order to form the parabola or the surfaces of revolution of correlation, the use of fluorescent material enables student to watch more preferably
Curved surface effect, more preferable teaching purpose can be reached.
Wherein, the axis of the central shaft 401 is perpendicular to the slip side of first slide rail 11 and second slide rail 5
To the height of the rubber cushion blocks 406 is changed with slide rail to the change of the distance between the handwheel 407.Guarantee reality
The position of existing left and right adjusting solid show mechanism 4 can more accurately realize song so as to corresponding with the curve drawn on panel 1
The composition form in face, adjustable ensure that of rubber cushion blocks 406 can lock when the position on slide rail is fixed according to it, ensure
The normal rotation of central shaft 401, simple in construction, fixed effect is preferable.
Wherein, the bottom of fixed seat 17 is provided with bearing 9, and the height of the bearing 9 is more than most rising higher for the lifting column 8
Distance drops.It ensure that and be unaffected in the lifting process of lifting column 8, make its adjustable range larger, three-dimensional exhibition can be realized
Show the multifreedom motion of mechanism 4, align more accurate.
Wherein, the glide direction of the sliding block 15 and the lifting direction of the lifting column 8 are parallel to each other, the side of sliding block 15
Wall is provided with rotational pin 13 close to one end of the guide rail 3, rotates the panel 1 and the sliding block 15 by the rotational pin 13
Connection, the sliding block 15 are provided with clamping screw 14 above the rotational pin 13, and the vertical direction of the guide rail 3 is provided with multiple
The sliding block 15 is locked by equally distributed through hole 12, bolt 2 through the through hole 12.Realize upset and the lock of panel 1
Tightly, the regulation of counter plate 1 can be realized, moves counter plate 1 without using or with the rotation of solid show mechanism 4, institute
Take up space smaller and do not interfere with rotary motion, combining structure is reasonable, and mutual motor adjustment will not interfere with, and can realize
The demonstration of a variety of line styles.
Wherein, it is equally distributed grid lines on the panel 1, intersecting point is equipped with aperture 16, multigroup difference thereon
The drawing pin of shape is fixed on the panel 1 through the aperture 16.A variety of line styles can be demonstrated simultaneously thereon, enable student
Lecture contents are enough understood more intuitively, contrast understanding can be carried out to similar multiple curves, more intuitively, clearly, and can
The time drawn is saved, improves classroom efficiency.
Wherein, first slide rail 11 and the relative direction slided of second slide rail 5 and the plane of the panel 1 are mutual
It is parallel.Accuracy is higher, and it is more preferable to draw effect.
Operation principle of the present utility model：A kind of mathematical education as shown in Figure 1 demonstrates combined appliance for teaching with a variety of line faces, not
Situation about using, panel 1 are transferred among two guide rails, and two lifting columns 8 are nearest close to ground distance, compact overall structure,
Taking up space smaller, be convenient for carrying, teacher can directly be carried along into classroom when going to class, when give lessons demonstration, line rotation
Bolt 2 is opened, panel 1 is slid up into most upper fixation, then the clamping screw 14 of side exposes, and unscrews clamping screw 14, will
Panel 1 tightens clamping screw 14 after overturning 180 degree to use state, and the aperture 16 on panel 1 is determined for curve point when in use
Position, the positioning drawing pin line of multiple spot forms related line style, when being rotated into face to line style alignment axle 401, adjusts elevating mechanism
With solid show mechanism 4, the line style for going alignment to draw, change height and the inclination of solid show mechanism 4 by rotary lifting pole 8
Angle, go close to known line style, then adjust the length of each expansion link 402 in solid show mechanism 4 to be directed at the radian of line style, root
It is that rubber rope 403 is fixed into different shapes by parabola or rotational line according to line style, after regulation is fixed, by panel 1
Adjust to the position for not influenceing to rotate, rotate handwheel 407 and rotate, you can form corresponding curved surface, acquisition is more intuitively seen
See effect.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (8)
1. a kind of mathematical education demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：Including fixed seat (17), the fixed seat
(17) two guide rails (3) being parallel to each other vertically are provided with and are placed on the guide rail (3) sliding block (15) being slidably connected with it,
Panel (1) is rotatably connected on the sliding block (15), elevating mechanism is provided with front side of the panel (1), is slided on the elevating mechanism
It is dynamic to be connected with removable stereographic displaying mechanism (4)；
The elevating mechanism includes being placed in symmetrical two inverted L-shaped supports (10) in the fixed seat (17), through the support
(10) sleeve (7) is provided between horizontal plane and the fixed seat (17), lifting column is threaded with through the sleeve (7)
(8), two lifting columns (8) have been respectively articulated with the first slide rail (11) and the second slide rail through the end of the support (10)
(5), connected between first slide rail (11) and second slide rail (5) by slide, first slide rail (11) and
Groove (6) is provided with second slide rail (5), the solid show mechanism (4) passes through the groove (6) and its company of slip
Connect.
2. a kind of mathematical education according to claim 1 demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：It is described vertical
Body display mechanism (4) includes central shaft (401) and a plurality of expansion link (402) being parallel to each other through the central shaft (401),
The axis of the expansion link (402) passes through bearing on the central shaft (401) and turned perpendicular to the axis of the central shaft (401)
It is dynamic to be connected with cushion block (405), it is placed on the groove (6) and is blocked by the cushion block (405), under the cushion block (405)
Side is cased with rubber cushion blocks (406) on the central shaft (401) away from the expansion link (402) one end, through the groove (6)
After be inserted in the rubber cushion blocks (406), the one end of the central shaft (401) away from the expansion link (402) is removably connected with
Handwheel (407).
3. a kind of mathematical education according to claim 2 demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：In described
Locating rod (404), the locating rod are additionally provided between the expansion link (402) and the cushion block (405) in mandrel (401)
(404) axis is vertical with the axis of the central shaft (401), and vertical with the axis of the expansion link (402), multiple described
Pass through rubber rope (403) convertible shape between expansion link (402) or between the expansion link (402) and the locating rod (404)
Shape is connected, and layer of fluorescent powder is scribbled outside the rubber rope (403).
4. a kind of mathematical education according to claim 3 demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：In described
The axis of mandrel (401) is perpendicular to first slide rail (11) and the glide direction of second slide rail (5), the rubber cushion blocks
(406) height is changed with slide rail to the change of the distance between the handwheel (407).
5. a kind of mathematical education according to claim 1 demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：It is described solid
Reservation (17) bottom is provided with bearing (9), and the height of the bearing (9) is more than the maximum lifting distance of the lifting column (8).
6. a kind of mathematical education according to claim 1 demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：The cunning
The glide direction of block (15) and the lifting direction of the lifting column (8) are parallel to each other, and sliding block (15) side wall is led close to described
One end of rail (3) is provided with rotational pin (13), the panel (1) and the sliding block (15) is rotated and is connected by the rotational pin (13)
Connect, the sliding block (15) is provided with clamping screw (14) above the rotational pin (13), and the vertical direction of the guide rail (3) is opened
There are multiple equally distributed through holes (12), the sliding block (15) is locked by bolt (2) through the through hole (12).
7. a kind of mathematical education according to claim 1 demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：The face
It is equally distributed grid lines on plate (1), intersecting point is equipped with aperture (16) thereon, and multigroup drawing pin of different shapes passes through institute
Aperture (16) is stated to be fixed on the panel (1).
8. a kind of mathematical education according to claim 1 demonstrates combined appliance for teaching with a variety of line faces, it is characterised in that：Described
One slide rail (11) and the relative direction slided of second slide rail (5) and the plane of the panel (1) are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420135.2U CN206991603U (en) | 2017-04-20 | 2017-04-20 | A kind of mathematical education demonstrates combined appliance for teaching with a variety of line faces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420135.2U CN206991603U (en) | 2017-04-20 | 2017-04-20 | A kind of mathematical education demonstrates combined appliance for teaching with a variety of line faces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206991603U true CN206991603U (en) | 2018-02-09 |
Family
ID=61392212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720420135.2U Expired - Fee Related CN206991603U (en) | 2017-04-20 | 2017-04-20 | A kind of mathematical education demonstrates combined appliance for teaching with a variety of line faces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206991603U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973436A (en) * | 2018-08-21 | 2018-12-11 | 东莞市凯勒帝数控科技有限公司 | A kind of board for teaching mathematics of quick drafting function curve |
| CN110459105A (en) * | 2019-09-02 | 2019-11-15 | 郑州航空工业管理学院 | Higher mathematics differential teaching aid |
| CN111243380A (en) * | 2020-01-16 | 2020-06-05 | 遵义职业技术学院 | Teaching aid display device for mathematics education |
| CN113223382A (en) * | 2021-05-17 | 2021-08-06 | 曲靖师范学院 | Advanced mathematical function figure teaching assistor |
| CN113990157A (en) * | 2021-10-29 | 2022-01-28 | 景德镇陶瓷大学 | Multifunctional demonstrator for electromagnetism experiment |
-
2017
- 2017-04-20 CN CN201720420135.2U patent/CN206991603U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973436A (en) * | 2018-08-21 | 2018-12-11 | 东莞市凯勒帝数控科技有限公司 | A kind of board for teaching mathematics of quick drafting function curve |
| CN110459105A (en) * | 2019-09-02 | 2019-11-15 | 郑州航空工业管理学院 | Higher mathematics differential teaching aid |
| CN111243380A (en) * | 2020-01-16 | 2020-06-05 | 遵义职业技术学院 | Teaching aid display device for mathematics education |
| CN113223382A (en) * | 2021-05-17 | 2021-08-06 | 曲靖师范学院 | Advanced mathematical function figure teaching assistor |
| CN113990157A (en) * | 2021-10-29 | 2022-01-28 | 景德镇陶瓷大学 | Multifunctional demonstrator for electromagnetism experiment |
| CN113990157B (en) * | 2021-10-29 | 2023-12-22 | 景德镇陶瓷大学 | Multifunctional demonstrator for electromagnetics experiment |
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