CN206610525U - A kind of mathematics parabola teaching demonstration device - Google Patents
A kind of mathematics parabola teaching demonstration device Download PDFInfo
- Publication number
- CN206610525U CN206610525U CN201720268768.6U CN201720268768U CN206610525U CN 206610525 U CN206610525 U CN 206610525U CN 201720268768 U CN201720268768 U CN 201720268768U CN 206610525 U CN206610525 U CN 206610525U
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- CN
- China
- Prior art keywords
- device body
- ejection pipe
- control room
- photodiode
- little spring
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of mathematics parabola teaching demonstration device, including device body, ejection pipe, described device body is cuboid box-structure, described device body front is provided with photodiode plate, the device body back side is connected with the LED luminescent panels of homalographic parallel with photodiode plate by frame structure, described device body is vertical and bottom surface side is provided with circular aperture, the external ejection pipe of circular aperture, little spring is provided with inside the ejection pipe, the little spring side is provided with annular pressure sensor；This dress can must depict projectile motion process by the way that the interaction of sensitive electronic component is more accurate, so as to reach the purpose of Learning Studies, it can also manually be looked on guidance panel and a little depict parabola, the present apparatus other power such as basic zerofriction force in parabolic experimentation are disturbed, sensitivity is high, and more traditional parabola apparatus for demonstrating for leaning on magnetic force or frictional force to describe is advantageously.
Description
Technical field
The utility model is related to teaching demonstration equipment technical field, and more particularly to a kind of mathematics is filled with parabola teaching demonstration
Put.
Background technology
The projectile that throwing instrument is used is steel ball, and trace mode is divided into two classes.One class is in the way of many experiments, gradually to look for
Go out each point put down and thrown on track, then describe smoothed curve by hand to link each point, flat paraboloid motion rail is shown indirectly
In mark, mathematical education, many parabolic functions are frequently encountered, these functions all carry some curves, figure-shape combination is also high
One big feature of middle mathematics, and often many students are not very familiar with for function curve, simple literal teaching can not allow
It is raw to receive this new mode, with the development of modern technologies, had increasing need in teaching process it is a kind of directly perceived operable and
Efficient parabola demonstration equipment is used for aided education.
Utility model content
A purpose of the present utility model is to solve at least the above, and provides the advantage that at least will be described later.
Another purpose of the present utility model is to provide a kind of mathematics parabola teaching demonstration device, and this dress can pass through spirit
The interaction of quick electronic component is more accurate must to depict projectile motion process, so as to reach the purpose of Learning Studies, may be used also
Parabola is a little depicted to be looked for manually on guidance panel, the present apparatus other power such as basic zerofriction force in parabolic experimentation
Interference, sensitivity is high, and more traditional parabola apparatus for demonstrating for leaning on magnetic force or frictional force to describe is advantageously, above-mentioned to solve
The problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of mathematics is filled with parabola teaching demonstration
Put, including device body, ejection pipe, described device body is cuboid box-structure, and described device body front is provided with photosensitive
Diode panel, the device body back side is connected with the LED luminescent panels of homalographic parallel with photodiode plate, institute by frame structure
Device body is stated vertically to be provided with inside circular aperture, the external ejection pipe of circular aperture, the ejection pipe and set with bottom surface side
There is little spring, the little spring side is provided with annular pressure sensor, and the ejection pipe is externally connected to display, described small
Spring opposite side is provided with circular striking sheet, and the outside of the striking sheet side, which is placed with inside a bead, the little spring, to be passed through
Pull bar is installed with, striking sheet is fixed in the pull bar side, and the pull bar opposite side is fixed with circle through pressure sensor and holds piece,
Described device body bottom portion is provided with support bar, and the photodiode plate outer surface edge is provided with chute, photosensitive two pole
Fix bar is provided with the top of tube sheet in the middle of chute, the fix bar bottom is connected with flexible strip, the track of the chute and is nested with
Orthogonal scale bar, this body side surface of described device one end is provided with the outside of control room, the control room and is provided with USB interface.
Preferably, control room is connected with device body by circuit, and the USB interface of control room is external in many matchmakers in classroom
Body equipment.
Preferably, the ejection pipe, control room, support bar are connected in the side surface of device body, device body
Lateral width is 5 centimetres, and ejection pipe, control room, support bar and device body are that rigid plastics is constituted.
Preferably, the photodiode plate is connected with LED luminescent panels with control room by circuit, and LED lights
The area equation of panel and photodiode plate, the inner surface of LED luminescent panels and the inner surface of photodiode plate point
LED matrix and photodiode matrix are not connected with.
Preferably, the pressure sensor of the ejection bottom of the tube is closely connected with little spring, and pressure sensor inside is set
Loop is constituted by one piece of button cell, button cell is connected with the display outside ejection pipe by circuit.
The utility model at least includes following beneficial effect：Common parabola has flat throw to pass through spirit with tiltedly throwing, this dress
The interaction of quick electronic component is more accurate must to depict projectile motion process, so as to reach the purpose of Learning Studies, may be used also
Parabola is a little depicted to be looked for manually on guidance panel, clamping can be appointed as needed on the chute of photodiode plate outer surface
The scale bar for number of anticipating, so as to improve the parabolical degree of accuracy of description, device body can arbitrarily overturn to solve pair
The demand of parabola different openings, the pressure sensor for launching bottom of the tube cooperates with outside digital display, can show in real time
The size of elastic force, the present apparatus other power such as basic zerofriction force in parabolic experimentation are disturbed, and sensitivity is high, and more traditional leans on
The parabola apparatus for demonstrating that magnetic force or frictional force are described is advantageously.
Further advantage of the present utility model, target and feature embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
In figure：1st, device body；2nd, ejection pipe；3rd, photodiode plate；4th, LED luminescent panels；5th, aperture；6th, small bullet
Spring；7th, pressure sensor；8th, striking sheet；9th, bead；10th, pull bar；11st, piece is held；12nd, support bar；13rd, chute；14th, display；
15th, fix bar；16th, flexible strip；17th, scale bar；18th, control room；19th, USB interface.
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.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein are not precluded from one or many
The presence or addition of individual other elements or its combination.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of mathematics parabola teaching demonstration device, bag
Device body 1, ejection pipe 2 are included, device body 1 is cuboid box-structure, and the front of device body 1 is provided with photodiode plate 3,
The internal body diodes matrix of photodiode plate 3 be IRM-56384 types diode constitute matrix, the back side of device body 1 by
Frame structure is connected with the LED luminescent panels 4 with the parallel homalographic of photodiode plate 3, the LED of the inner surface of LED luminescent panels 4
The lamp bead of matrix is 3535 type low-voltage LED lamp beads, and device body 1 is vertical and bottom surface side is provided with circular aperture 5, circular aperture 5
The connected mode of external ejection pipe 2, circular aperture 5 and ejection pipe 2 is clamping, can complete flat according to different demands when in use
Throw, oblique impeller ramming is tested, the circular aperture 5 of the bottom of device body 1 is movable snap fit, can meet different angles and tiltedly throw requirement,
Launch the inside of pipe 2 and be provided with little spring 6, the side of little spring 6 is provided with annular pressure sensor 7, and pressure sensor 7 is DJWX-34
Type miniature force cell, the ejection pipe 2 is externally connected to display 14, and display 14 is FSTN type digital displays, bullet
The pressure sensor 7 for penetrating the bottom of pipe 2 is closely connected with little spring 6, and the inside of pressure sensor 7 is constituted back provided with one piece of button cell
Road, button cell is connected with the display 14 outside ejection pipe 2 by circuit, and the opposite side of little spring 6 is provided with circular striking sheet 8,
The outside of the side of striking sheet 8 is placed with a bead 9, and the inside of little spring 6 is through there is pull bar 10, and strike is fixed in the side of pull bar 10
Piece 8, the structure that pull bar 10 is constituted with striking sheet 8 when deployed can apply opposite force on little spring 6, and the opposite side of pull bar 10 is worn
Over-pressed force snesor 7 is fixed with circle and holds piece 11, and circle, which holds piece 11, can prevent pull bar 10 from slipping, and the bottom of device body 1 is provided with
Support bar 12, support bar 12 can be dismounted arbitrarily with device body 1, and the outer surface edge of photodiode plate 3 is provided with chute 13, light
Fix bar 15 is provided with the middle of quick 3 top chute of diode panel 13, the bottom of fix bar 15 is connected with flexible strip 16, the track of chute 13
On be nested with orthogonal scale bar 17, chute 13, fix bar 15, flexible strip 16, scale bar 17 are outside photodiode plate 3
Cooperated on the face of side, can reach to be looked for according to equation and a little demonstrate parabolical purpose manually, the side one end of device body 1 is provided with
Control room 18, ejection pipe 2, control room 18, support bar 12 are connected in the side surface of device body 1, and the side of device body 1 is wide
Spend for 5 centimetres, ejection pipe 2, control room 18, support bar 12 and device body 1 are that rigid plastics is constituted, and the outside of control room 18 is set
There is usb 19, control room 18 is connected with device body 1 by circuit, the usb 19 of control room 18 is external in many of classroom
Media device, control room 18 by the current signal being collected into by USB transmission into computer, can be retouched after special-purpose software is handled
The motion path of projectile is drawn, photodiode plate 3 is connected with LED luminescent panels 4 with control room 18 by circuit, LED hairs
The area equation of optic panel 4 and photodiode plate 3, the inner surface of LED luminescent panels 4 and the inner side of photodiode plate 3
Surface is connected to LED matrix and photodiode matrix.
Common parabola have it is flat throw and tiltedly throwing, this dress be able to must be retouched by the way that the interaction of sensitive electronic component is more accurate
Projectile motion process is drawn, so as to reach the purpose of Learning Studies, can also manually be looked on guidance panel and a little depict parabolic
On line, the chute 13 of the outer surface of photodiode plate 3 can clamping any number as needed scale bar 17, retouched so as to improve
The parabolical degree of accuracy painted, device body 1 can arbitrarily overturn to solve the demand to parabola different openings, ejection pipe
The pressure sensor 7 of 2 bottoms cooperates with outside digital display 14, the size of elastic force can be shown in real time, the present apparatus is in parabolic
Other power such as basic zerofriction force are disturbed in experimentation, and sensitivity is high, more traditional throwing described by magnetic force or frictional force
Thing line apparatus for demonstrating is advantageously.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed to use, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
For the ordinary skill in the art, can be to these in the case where not departing from principle of the present utility model and spirit
Embodiment carries out a variety of change, modification, replacement and modification, thus without departing substantially from claim and equivalency range limited it is general
Under concept, the utility model is not limited to specific details and shown here as the legend with description.
Claims (5)
1. a kind of mathematics parabola teaching demonstration device, it is characterised in that：It is described including device body (1), ejection pipe (2)
Device body (1) is cuboid box-structure, and described device body (1) front is provided with photodiode plate (3), device body
(1) back side is connected with the LED luminescent panels (4) of homalographic parallel with photodiode plate (3), described device sheet by frame structure
Body (1) is vertical and bottom surface side is provided with circular aperture (5), the external ejection pipe (2) of circular aperture (5), the ejection pipe (2)
Inside is provided with little spring (6), and little spring (6) side is provided with annular pressure sensor (7), and the ejection pipe (2) is outside
Display (14) is connected with, little spring (6) opposite side is provided with circular striking sheet (8), the outside of striking sheet (8) side
It is placed with inside a bead (9), the little spring (6) through there is pull bar (10), strike is fixed in pull bar (10) side
Piece (8), pull bar (10) opposite side is fixed with circle through pressure sensor (7) and holds piece (11), described device body (1) bottom
Portion is provided with support bar (12), and photodiode plate (3) outer surface edge is provided with chute (13), the photodiode plate
(3) fix bar (15) is provided with the middle of top chute (13), fix bar (15) bottom is connected with flexible strip (16), the chute
(13) orthogonal scale bar (17) is nested with track, described device body (1) side one end is provided with control room (18),
USB interface (19) is provided with the outside of the control room (18).
2. a kind of mathematics parabola teaching demonstration device as claimed in claim 1, it is characterised in that：Control room (18) and dress
Put body (1) to connect by circuit, the USB interface (19) of control room (18) is external in the multimedia equipment in classroom.
3. a kind of mathematics parabola teaching demonstration device as claimed in claim 1, it is characterised in that：The ejection pipe (2),
Control room (18), support bar (12) are connected in the side surface of device body (1), and the lateral width of device body (1) is 5 lis
Rice, ejection pipe (2), control room (18), support bar (12) and device body (1) are that rigid plastics is constituted, the scale bar
(17) quantity is no less than 2.
4. a kind of mathematics parabola teaching demonstration device as claimed in claim 1, it is characterised in that：The photodiode
Plate (3) is connected with LED luminescent panels (4) with control room (18) by circuit, LED luminescent panels (4) and photodiode plate
(3) area equation, the inner surface of the inner surface and photodiode plate (3) of LED luminescent panels (4) is connected to
LED matrix and photodiode matrix.
5. a kind of mathematics parabola teaching demonstration device as claimed in claim 1, it is characterised in that：The ejection pipe (2)
The pressure sensor (7) of bottom is closely connected with little spring (6), provided with one piece of button cell composition inside pressure sensor (7)
Loop, the button cell display (14) outside with ejection pipe (2) is connected by circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720268768.6U CN206610525U (en) | 2017-03-20 | 2017-03-20 | A kind of mathematics parabola teaching demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720268768.6U CN206610525U (en) | 2017-03-20 | 2017-03-20 | A kind of mathematics parabola teaching demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206610525U true CN206610525U (en) | 2017-11-03 |
Family
ID=60166066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720268768.6U Expired - Fee Related CN206610525U (en) | 2017-03-20 | 2017-03-20 | A kind of mathematics parabola teaching demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206610525U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109192010A (en) * | 2018-10-22 | 2019-01-11 | 安徽理工大学 | A kind of College Mathematics Teaching parabola demonstration teaching aid |
| CN109192009A (en) * | 2018-10-22 | 2019-01-11 | 安徽理工大学 | A kind of College Maths parabola teaching demonstration optimization method |
| CN109994024A (en) * | 2019-05-09 | 2019-07-09 | 张冰驰 | Projectile motion experimental demonstration device |
| CN111429786A (en) * | 2020-04-23 | 2020-07-17 | 中国人民解放军空军勤务学院 | Physical test bench |
| CN113607316A (en) * | 2021-07-29 | 2021-11-05 | 桂林电子科技大学 | Motion biomechanics ejection device |
-
2017
- 2017-03-20 CN CN201720268768.6U patent/CN206610525U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109192010A (en) * | 2018-10-22 | 2019-01-11 | 安徽理工大学 | A kind of College Mathematics Teaching parabola demonstration teaching aid |
| CN109192009A (en) * | 2018-10-22 | 2019-01-11 | 安徽理工大学 | A kind of College Maths parabola teaching demonstration optimization method |
| CN109192010B (en) * | 2018-10-22 | 2020-12-29 | 安徽理工大学 | University's mathematics teaching parabola demonstration teaching aid |
| CN109994024A (en) * | 2019-05-09 | 2019-07-09 | 张冰驰 | Projectile motion experimental demonstration device |
| CN111429786A (en) * | 2020-04-23 | 2020-07-17 | 中国人民解放军空军勤务学院 | Physical test bench |
| CN113607316A (en) * | 2021-07-29 | 2021-11-05 | 桂林电子科技大学 | Motion biomechanics ejection 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: 20171103 Termination date: 20180320 |