CN206441408U - A kind of mathematical modeling teaching aid - Google Patents
A kind of mathematical modeling teaching aid Download PDFInfo
- Publication number
- CN206441408U CN206441408U CN201720089604.7U CN201720089604U CN206441408U CN 206441408 U CN206441408 U CN 206441408U CN 201720089604 U CN201720089604 U CN 201720089604U CN 206441408 U CN206441408 U CN 206441408U
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- plate
- function curve
- teaching aid
- mathematical modeling
- fixed board
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Abstract
The utility model discloses a kind of mathematical modeling teaching aid, including pedestal, portable plate, riser and LED lamp panel, side at the top of the pedestal is connected with bottom plate, the top of the bottom plate has been respectively fixedly connected with fixed board and riser from right to left, front and the back of the fixed board offer slideway, portable plate is provided with the article putting groove that middle part at the top of fixed board is offered, side and the transparent panel side relative position of the portable plate are provided with function curve lantern slide.The utility model can apply the principle that the nearly project objects shadow of object distance light source is big and object distance light source far object projection shadow is small, realize the purpose for changing the function curve model shadow size obtained by function curve lantern slide projection, the convenient clear displaying for carrying out function curve model, enable the mathematical modeling teaching aid it is convenient it is flexible progress function curve displaying, with high use value and promotional value.
Description
Technical field
The utility model is related to teaching aid field, specially a kind of mathematical modeling teaching aid.
Background technology
Study on elementary mathematics is constant and even variable, and higher mathematics research is irregular variable, and higher mathematics is one
Important basic subject, is also the required mathematics class of non-mathematics major science and engineering Major, and higher mathematics is related to many kinds of function
Curve, draws these function curves, it is necessary to take a substantial amount of time on classroom, in order to solve this problem, most of teachers
Need function curve being fabricated to lantern slide, then explained by projecting apparatus to be played to student, so that in the market occurs in that number
Learn modeling teaching aid.
Grant number CN205845361U disclosed in known in the market, grant date is taught for a kind of 2016.12.28 mathematical modeling
Tool, including base, the base generally rectangle structure, one are vertically extended above installing plate, the installing plate on the side
Conductive box is provided with the middle part of side, the side of the conductive box is symmetrically arranged with two electrical power contacts electricity, the one of the installing plate
Side is provided with the positioning frame with its fasten and coordinate, one layer of hair soft glass of outer side covers of the positioning frame, the utility model knot
Structure is simple, easy to use, in use, the function curve lantern slide made is clamped between clamping plate and location-plate, in behaviour
Make to press the button corresponding with LED lamp panel on panel, after LED lamp panel is light, you can be clearly visible that function curve is unreal
The convenient displaying of function curve on lamp piece, movement gets up to be convenient to, and processing and fabricating is low-cost, beneficial to popularization.
But, above-mentioned mathematical modeling teaching aid, the distance between function curve lantern slide and LED lamp panel are fixed inconvenience
, the function curve size being projected out is constant, when the function curve being projected out is too small, past during being shown in classroom
Can be because the too small use demand for not seeing shown content, have impact on students of function curve toward the students in heel row.
Utility model content
The purpose of this utility model is to provide a kind of mathematical modeling teaching aid, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：
A kind of side activity at the top of mathematical modeling teaching aid, including pedestal, portable plate, riser and LED lamp panel, the pedestal
Be connected with telescopic strut between the opposite side and bottom base plate that are connected with the top of bottom plate, pedestal, the top of the bottom plate from the right side to
A left side has been respectively fixedly connected with fixed board and riser, and the middle part that front and the back of the fixed board are offered at the top of slideway, fixed board is opened
Portable plate is provided with the article putting groove being provided with.
The portable plate is built-in with transparent panel, and the side of portable plate and transparent panel side relative position are unreal provided with function curve
Lamp piece, the side of the portable plate has been respectively fixedly connected with lower carrier plate and upper supporting plate, the lower carrier plate and upper supporting plate from bottom to up
Between install function curve lantern slide, the side of lower carrier plate and upper supporting plate is equipped with pressing plate close to function curve slide location,
The side of the pressing plate is fixedly connected with push rod, and the bottom of the portable plate is fixedly connected with sliding block, the front of the sliding block with
Back is respectively connected with the position-limited wheel in slideway, and side and the portable plate side opposite position of the riser are fixedly connected with
LED lamp panel.
It is preferred that, the outer surface of the telescopic strut is provided with wearing layer, and the front of telescopic strut is provided with left regulation wheel.
It is preferred that, the position-limited wheel is installed at least four groups, and reinforcement, and limit is distributed with the spoke surface annular of position-limited wheel
What position was taken turns is positively connected with pull bar.
It is preferred that, the surface of the LED lamp panel is intervally distributed with lamp bead, and the plate body surface of LED lamp panel is provided with refractory layer.
It is preferred that, the riser monnolithic case combined with fixed board is of an L-shaped structure, and the back of fixed board is provided with controller,
And controller is electrically connected with LED lamp panel.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model by set LED lamp panel, slideway, movable block, position-limited wheel, transparent panel, upper supporting plate, lower carrier plate,
Pressing plate, push rod and telescopic strut, change the external structure of mathematical modeling teaching aid, can using the cooperation of slideway and position-limited wheel
Neatly the distance between control portable plate and riser, are easy to the distance between control function curve lantern slide and LED lamp panel, should
With the principle that the nearly project objects shadow of object distance light source is big and object distance light source far object projection shadow is small, change is realized
The purpose of function curve model shadow size obtained by function curve lantern slide projection, it is convenient to carry out the clear of function curve model
Displaying so that the mathematical modeling teaching aid can it is convenient it is flexible progress function curve displaying, be conducive to the heel row when classroom is shown
Student can understand view shown content, with high use value and promotional value.
2nd, the cooperation of the utility model upper supporting plate, lower carrier plate, pressing plate and push rod, can carry out the steady of function curve lantern slide
Guan County is put and dismounting displacement rapidly, is conducive to carrying out mathematical modeling, and by telescopic strut, can change vertical fast and flexible
The overall gradient of plate and fixed board, be easy to the function curve that is projected out function curve lantern slide blackboard, ceiling or
Directly projection is shown at wall, so as to quickly carry out mathematical modeling and function curve displaying, is conducive to bent into line function
The study that line number is gained knowledge.
3rd, the left regulation wheel that the utility model is used, can rapidly change the collapsing length of telescopic strut, so as to bottom plate
Inclined shore is carried out, the purpose of bottom plate Slope angle adjustment is realized, is conducive to carrying out the projection displaying of function curve, facilitates student
Carry out the study of function curve.
4th, the utility model utilizes pull bar and position-limited wheel, can be moved easily stable moving active plate, changes portable plate
Position between riser, is conducive to carrying out the displaying of function curve, improve convenience that the mathematical modeling teaching aid uses and
Convenience, significantly reduces the difficulty that mathematical modeling teaching aid is used, and facilitates the mathematically modeling teaching aid promoting the use of for a long time.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is structure enlarged diagram at the utility model Fig. 1 A.
In figure：1 pedestal, 2 bottom plates, 3 telescopic struts, 31 left regulation wheels, 4 fixed boards, 5 slideways, 6 portable plates, 7 transparent panels, 8 functions
Curve lantern slide, 9 lower carrier plates, 10 upper supporting plates, 11 pressing plates, 111 push rods, 12 sliding blocks, 121 position-limited wheels, 122 pull bars, 13 risers,
14LED lamp plates, 141 lamp beads.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：
A kind of mathematical modeling teaching aid, including pedestal 1, portable plate 6, riser 13 and LED lamp panel 14, the side at the top of pedestal 1
Bottom plate 2 is connected with, telescopic strut 3 is connected between the opposite side at the top of pedestal 1 and the bottom of bottom plate 2, passes through telescopic strut
3, riser 13 and the overall gradient of fixed board 4 can be changed fast and flexible, be easy to be projected out function curve lantern slide 8
Directly projection is shown function curve at blackboard, ceiling or wall, so as to quickly carry out mathematical modeling and function
Curve is shown, is conducive to carrying out the study of function curve mathematical knowledge, and the outer surface of telescopic strut 3 is provided with wearing layer, and flexible
The front of pole 3 is provided with left regulation wheel 31, and the left regulation wheel 31 of use can rapidly change the collapsing length of telescopic strut 3, so that
Inclined shore is carried out to bottom plate 2, the purpose of the Slope angle adjustment of bottom plate 2 is realized, is conducive to carrying out the projection displaying of function curve,
Student is facilitated to carry out the study of function curve.
The top of bottom plate 2 has been respectively fixedly connected with fixed board 4 and riser 13 from right to left, and the front of fixed board 4 is opened with back
Provided with slideway 5, portable plate 6 is provided with the article putting groove that the middle part at the top of fixed board 4 is offered.
Portable plate 6 is built-in with transparent panel 7, and the side of portable plate 6 and the side relative position of transparent panel 7 are unreal provided with function curve
Lamp piece 8, the side of portable plate 6 has been respectively fixedly connected with lower carrier plate 9 and upper supporting plate 10 from bottom to up.
Function curve lantern slide 8 is installed between lower carrier plate 9 and upper supporting plate 10, the side of lower carrier plate 9 and upper supporting plate 10 is close
The position of function curve lantern slide 8 is equipped with pressing plate 11, and the side of pressing plate 11 is fixedly connected with push rod 111, upper supporting plate 10, lower carrier plate
9th, the cooperation of pressing plate 11 and push rod 111, can carry out the firm placement and rapid dismounting displacement of function curve lantern slide 8, have
Beneficial to mathematical modeling is carried out, the bottom of portable plate 6 is fixedly connected with sliding block 12, and the front of sliding block 12 is respectively connected with back to be located at
Position-limited wheel 121 in slideway 5, position-limited wheel 121 is installed at least four groups, and reinforcement is distributed with the spoke surface annular of position-limited wheel 121
The overall structural strength of position-limited wheel 121 can be greatly enhanced in muscle, the setting of reinforcement, so as to extend making for position-limited wheel 121
With the time limit, and position-limited wheel 121 is positively connected with pull bar 122, using pull bar 122 and position-limited wheel 121, can be moved easily steady
Moving active plate 6, change the position between portable plate 6 and riser 13, be conducive to carrying out the displaying of function curve, improve this
Convenience and convenience that mathematical modeling teaching aid is used, significantly reduce the difficulty that mathematical modeling teaching aid is used, facilitate the religion
Learn modeling teaching aid promoting the use of for a long time.
The side of riser 13 is fixedly connected with LED lamp panel 14, the table of LED lamp panel 14 with the side opposite position of portable plate 6
Face is intervally distributed with lamp bead 141, and the plate body surface of LED lamp panel 14 is provided with refractory layer, and the setting of refractory layer can reduce LED
Heat of the plate when long-time is operated produced by lamp bead 141 causes high temperature erosion to LED lamp panel 14, so as to extend LED lamp panel
14 service life, and then extend the service life of the mathematical modeling teaching aid.
The monnolithic case combined with fixed board 4 of riser 13 is of an L-shaped structure, and the back of fixed board 4 is provided with controller, and controller
It is electrically connected with LED lamp panel 14.
Operation principle：In use, switching on power, the function curve lantern slide 8 made first is placed on upper supporting plate 10 with
What is formed between support plate 9 is received in object space, and function curve lantern slide 8 is carried out into spacing reinforcing by pressing plate 11 and push rod 111,
Function curve lantern slide 8 is relative with transparent panel 7, then drives the luminous generation light source of the lamp bead 141 of LED lamp panel 14 saturating by controller
Cross transparent panel 7 to be irradiated function curve lantern slide 8, and according to use demand, fixed board 4 is adjusted and vertical with telescopic strut 3
The overall gradient of plate 13, then projects blackboard, ceiling by the function curve shadow that function curve lantern slide 8 is projected out
Or the position such as wall, the displaying of function curve is carried out, during displaying, position-limited wheel 121 and pull bar 122 can be utilized, flexibly
Change the position between function curve lantern slide 8 and LED lamp panel 14, change the size of the function curve projected, facilitate student
Watched.
In summary：The utility model by set LED lamp panel 14, slideway 5, movable block 6, position-limited wheel 121, transparent panel 7,
Upper supporting plate 10, lower carrier plate 9, pressing plate 11, push rod 111 and telescopic strut 3, change the external structure of mathematical modeling teaching aid, utilize
The cooperation of slideway 5 and position-limited wheel 121, can neatly control the distance between portable plate 6 and riser 13, be easy to control function bent
The distance between line lantern slide 8 and LED lamp panel 14, using the nearly project objects shadow of object distance light source is big and object distance light source
The small principle of far object projection shadow, realizes the function curve model shadow changed obtained by the projection of function curve lantern slide 8 big
Small purpose, the convenient clear displaying for carrying out function curve model so that the mathematical modeling teaching aid being capable of convenient flexible progress
Function curve is shown, is conducive to the student of the heel row when classroom is shown to understand and is viewed shown content, with high
Use value and promotional value, it is fixed inconvenience to solve the distance between function curve lantern slide 8 and LED lamp panel 14,
The problem of function curve size being projected out is constant.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of mathematical modeling teaching aid, including pedestal (1), portable plate (6), riser (13) and LED lamp panel (14), its feature exist
In：Side at the top of the pedestal (1) be connected with opposite side at the top of bottom plate (2), pedestal (1) and bottom plate (2) bottom it
Between be connected with telescopic strut (3), the top of the bottom plate (2) has been respectively fixedly connected with fixed board (4) and riser (13) from right to left,
Front and the back of the fixed board (4) offer in the article putting groove that the middle part at the top of slideway (5), fixed board (4) is offered and set
There is portable plate (6)；
The portable plate (6) is built-in with transparent panel (7), and side and transparent panel (7) side relative position of portable plate (6) are provided with letter
Number curve lantern slide (8), the side of the portable plate (6) has been respectively fixedly connected with lower carrier plate (9) and upper supporting plate from bottom to up
(10) function curve lantern slide (8), lower carrier plate (9) and upper supporting plate (10), are installed between the lower carrier plate (9) and upper supporting plate (10)
Side be equipped with pressing plate (11) close to function curve lantern slide (8) position, the side of the pressing plate (11), which is fixedly connected with, to push away
Bar (111), the bottom of the portable plate (6) is fixedly connected with sliding block (12), and the front of the sliding block (12) is all connected with back
There is the position-limited wheel (121) in slideway (5), side and portable plate (6) side opposite position of the riser (13) are fixed
It is connected with LED lamp panel (14).
2. a kind of mathematical modeling teaching aid according to claim 1, it is characterised in that：The outer surface of the telescopic strut (3)
Front provided with wearing layer, and telescopic strut (3) is provided with left regulation wheel (31).
3. a kind of mathematical modeling teaching aid according to claim 1, it is characterised in that：The position-limited wheel (121) be installed on to
Few four groups, the spoke surface annular of position-limited wheel (121) is distributed with reinforcement, and position-limited wheel (121) is positively connected with pull bar
(122)。
4. a kind of mathematical modeling teaching aid according to claim 1, it is characterised in that：Between the surface of the LED lamp panel (14)
Every being distributed with lamp bead (141), and the plate body surface of LED lamp panel (14) is provided with refractory layer.
5. a kind of mathematical modeling teaching aid according to claim 1, it is characterised in that：The riser (13) and fixed board (4) phase
The monnolithic case of combination is of an L-shaped structure, and the back of fixed board (4) is provided with controller, and controller and the electrical phase of LED lamp panel (14)
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720089604.7U CN206441408U (en) | 2017-01-16 | 2017-01-16 | A kind of mathematical modeling teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720089604.7U CN206441408U (en) | 2017-01-16 | 2017-01-16 | A kind of mathematical modeling teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206441408U true CN206441408U (en) | 2017-08-25 |
Family
ID=59636651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720089604.7U Expired - Fee Related CN206441408U (en) | 2017-01-16 | 2017-01-16 | A kind of mathematical modeling teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206441408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108209943A (en) * | 2018-01-05 | 2018-06-29 | 陈新涛 | A kind of clinical laboratory's clinic emergency treatment device |
-
2017
- 2017-01-16 CN CN201720089604.7U patent/CN206441408U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108209943A (en) * | 2018-01-05 | 2018-06-29 | 陈新涛 | A kind of clinical laboratory's clinic emergency treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20180116 |