CN210223213U - Mathematical curve demonstration device - Google Patents
Mathematical curve demonstration device Download PDFInfo
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- CN210223213U CN210223213U CN201921014337.2U CN201921014337U CN210223213U CN 210223213 U CN210223213 U CN 210223213U CN 201921014337 U CN201921014337 U CN 201921014337U CN 210223213 U CN210223213 U CN 210223213U
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- sliding block
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- pull rod
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Abstract
The utility model discloses a mathematical curve demonstration device, which comprises a background plate, a left side plate, a right side plate and a bottom plate; the background plate is of a hollow structure, and a plurality of powder loading platforms which are uniformly distributed are arranged in the background plate; the right side surface of the left side plate is provided with a mechanical slide rail and an electric slide rail, and the upper side of the left side surface is provided with a ball outlet, a ball storage box and a height scale; a sliding block is arranged on the mechanical sliding rail; the sliding block is provided with a pull rod, an ejection plate and a spring; the ejection plate is positioned at the bottom end of the right side of the sliding block; the electric sliding rail is provided with a ball bearing plate with the right end higher than the left end; the ball carrying plate is provided with a baffle; the bottom plate is provided with a supporting seat; the supporting seat is provided with an inclined plate with the right end higher than the left end; the experimental requirement that can clearly show bobble motion track, also can satisfy different parameters through the length of adjusting the slider height and pull rod, and a plurality of bobbles fall into the storage football bin through the promotion of pellet loading board, use manpower sparingly, make things convenient for next use.
Description
Technical Field
The utility model relates to a mathematics teaching technical field specifically is a mathematics curve presentation device.
Background
The current curve teaching mode is that a teacher puts PPT or draws a picture on a blackboard for analysis, each image cannot be analyzed exactly, the images cannot be compared well, if a student is strange with the images or does not have deep impression on the images in the brain, the time for doing questions can be delayed, the accuracy rate of doing the questions can be influenced, and the use requirement of the student cannot be met; the Chinese utility model patent specification (CN 208077466U) discloses a parabola demonstration teaching aid for physics teaching, which forms a small ball moving track through a magnetic powder track catching plate and resets magnetic powder by a magnetic powder resetting rod, the movement of the magnetic powder resetting rod needs to be completed manually, the occupied time is short, and the efficiency is low; and in the experimentation, often need a plurality of bobbles to carry out multiunit contrast experiment, the experimenter need collect a plurality of bobbles, and is very inconvenient to be unfavorable for operation on next step, so urgently need reform prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mathematics curve presentation device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides the following technical scheme that the mathematical curve demonstration device comprises a background plate, a left side plate, a right side plate and a bottom plate; the background plate is of a hollow structure, and a plurality of powder loading platforms which are uniformly distributed are arranged in the background plate; magnetic powder is arranged on the powder carrying platform; the right side surface of the left side plate is provided with a mechanical slide rail and an electric slide rail, and the upper side of the left side surface is provided with a ball outlet, a ball storage box and a height scale; a sliding block is arranged on the mechanical sliding rail; the sliding block is provided with a pull rod, an ejection plate and a spring; the ejection plate is positioned at the bottom end of the right side of the sliding block; one end of the spring is connected with the sliding block, and the other end of the spring is connected with the pull rod; the pull rod is provided with force scales; the electric sliding rail is provided with a ball bearing plate with the right end higher than the left end; the ball carrying plate is provided with a baffle; the bottom plate is provided with a supporting seat; the supporting seat is provided with an inclined plate with the right end higher than the left end; one end of the inclined plate is connected with the supporting seat, and the other end of the inclined plate is connected with the left side face of the right side plate.
Furthermore, the background plate is provided with scale coordinates.
Furthermore, the back side surface of the background plate is provided with an electrified magnet, and the front side surface of the background plate is provided with a transparent plate.
Furthermore, the inclined plate and the ball bearing plate are provided with spongy cushions.
Furthermore, a guide plate is arranged on the inclined plate.
Furthermore, the left side surface of the left side plate is provided with an electric slide rail switch and an electrified magnet switch.
The beneficial effects of the utility model are that, this mathematics curve presentation device passes through the bobble and inhales the transparent plate with the magnetic in the background board in the operation process on, the bobble motion trail that shows that can understand also can satisfy the experimental requirement of different parameters through the length of adjusting the slider height and pull rod, the experiment finishes the back, and a plurality of bobbles fall into the storage ball case through the promotion of transshipping the ball board, uses manpower sparingly, opens the circular telegram magnet switch and makes the magnetic return to carry the powder bench, convenient next use.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a plan view of the present invention.
Fig. 4 is a schematic structural view of the background plate.
Fig. 5 is a block diagram.
The labels in the figure are: 1. the device comprises a background plate, 2, a left side plate, 3, a right side plate, 4, a bottom plate, 5, an electric sliding rail, 6, a baffle, 7, a supporting seat, 8, a guide plate, 9, an inclined plate, 10, a ball outlet, 11, a ball storage box, 12, a sliding block, 13, a mechanical sliding rail, 14, a pull rod, 15, a ball carrying plate, 16, a powder carrying table, 17, a spring, 18, an ejection plate, 19, a scale coordinate, 20, a height scale, 21, a force scale, 22, an electric sliding rail switch, 23, a power-on magnet switch and 24 a sponge pad.
Detailed Description
Referring to fig. 1-5, a mathematical curve demonstration device comprises a background plate 1, a left side plate 2, a right side plate 3 and a bottom plate 4; the background plate 1 is of a hollow structure, and a plurality of powder loading platforms 16 which are uniformly distributed are arranged in the background plate; magnetic powder is arranged on the powder carrying table 16; the right side surface of the left side plate 2 is provided with a mechanical slide rail 13 and an electric slide rail 5, and the upper side of the left side surface is provided with a ball outlet 10, a ball storage box 11 and a height scale 20; a sliding block 12 is arranged on the mechanical sliding rail 13; a pull rod 14, an ejection plate 18 and a spring 17 are arranged on the sliding block 12; the ejection plate 18 is positioned at the bottom end of the right side of the sliding block 12; the right end of the pull rod 14 is positioned on the upper side of the ejection plate 18, and the left end of the pull rod extends to the outside of the left side plate 2; one end of the spring 17 is connected with the sliding block 12, and the other end of the spring is connected with the pull rod 14; the pull rod 14 is provided with force scales 21, and the height scales 20 and the force scales 21 can ensure that the experimental result is analyzed after the experiment; the electric slide rail 5 is provided with a ball bearing plate 15 with the right end higher than the left end; the ball bearing plate 15 is provided with the baffle 6, so that the small balls are prevented from rolling away from the ball bearing plate 15 when the ball bearing plate 15 rises; a supporting seat 7 is arranged on the bottom plate 4; the supporting seat 7 is provided with an inclined plate 9 with the right end higher than the left end; one end of the inclined plate 9 is connected with the supporting seat 7, and the other end is connected with the left side surface of the right side plate 3.
Furthermore, the background plate 1 is provided with scale coordinates 19 for performing numerical analysis on the running track of the small balls.
Furthermore, the back side surface of the background plate 1 is provided with the electrified magnet, and the existence of the electrified magnet can enable the magnetic powder adsorbed on the front side surface of the background plate 1 to return to the powder carrying table, so that the problem that the magnetic powder falls down due to gravity and cannot form a running track when being used next time is avoided; the front side surface is a transparent plate, so that the running track of the small balls can be conveniently observed.
Furthermore, the inclined plate 9 and the ball bearing plate 15 are both provided with sponge cushions 24, so that the noise and the bounce height of the small balls when falling are reduced.
Furthermore, the inclined plate 9 is provided with a guide plate 8 to ensure that the small balls on the inclined plate 9 slide down to the ball bearing plate 15.
Furthermore, an electric slide switch 22 and an electrified magnet switch 23 are arranged on the left side surface of the left side plate 2.
The utility model discloses during the use, the adjustment is launched 18 heights, confirm through the dynamics scale 21 on the pull rod 14 and launch the dynamics, the bobble that will store up in the ball case 11 is placed on launching the board 18 again, loosen pull rod 14 and launch away the bobble, can attract the magnetic in the background board 1 at bobble whereabouts in-process, the magnetic can pass through electrostatic absorption on the transparent plate, form the operation orbit, bobble whereabouts to hang plate 9, roll to carrying on ball board 15 through hang plate 9 and deflector 8, the experiment finishes the back, open electronic slide rail switch 22, electronic slide rail 5 rises to a ball mouth 10, the bobble falls into to storing up ball case 11, open circular telegram magnet switch 23, make the magnetic absorption on 1 trailing flank of background board, close circular telegram magnet switch 23, the magnetic falls back to carrying on powder platform 16, convenient next use.
Claims (6)
1. A mathematical curve demonstration device comprises a background plate (1), a left side plate (2), a right side plate (3) and a bottom plate (4); the powder coating machine is characterized in that the background plate (1) is of a hollow structure, and a plurality of uniformly distributed powder carrying platforms (16) are arranged in the background plate; magnetic powder is arranged on the powder carrying table (16); the right side surface of the left side plate (2) is provided with a mechanical slide rail (13) and an electric slide rail (5), and the upper side of the left side surface is provided with a ball outlet (10), a ball storage box (11) and height scales (20); a sliding block (12) is arranged on the mechanical sliding rail (13); a pull rod (14), an ejection plate (18) and a spring (17) are arranged on the sliding block (12); the ejection plate (18) is positioned at the bottom end of the right side of the sliding block (12); one end of the spring (17) is connected with the sliding block (12), and the other end of the spring is connected with the pull rod (14); the pull rod (14) is provided with force scales (21); the electric sliding rail (5) is provided with a ball carrying plate (15) with the right end higher than the left end; the ball carrying plate (15) is provided with a baffle (6); a supporting seat (7) is arranged on the bottom plate (4); the supporting seat (7) is provided with an inclined plate (9) with the right end higher than the left end; one end of the inclined plate (9) is connected with the supporting seat (7), and the other end is connected with the left side surface of the right side plate (3).
2. A mathematical curve demonstration apparatus as claimed in claim 1 wherein the background plate (1) is provided with graduated coordinates (19).
3. A mathematical curve demonstration apparatus as claimed in claim 1 wherein the back side of the background plate (1) is a powered magnet and the front side is a transparent plate.
4. A mathematical curve demonstration apparatus according to claim 1 wherein the inclined plate (9) and the ball bearing plate (15) are provided with foam pads (24).
5. A mathematical curve demonstration apparatus according to claim 1 wherein the inclined plate (9) is provided with a guide plate (8).
6. A mathematical curve demonstration apparatus as claimed in claim 1, wherein the left side of the left side plate (2) is provided with an electric slide switch (22) and an electrified magnet switch (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921014337.2U CN210223213U (en) | 2019-07-02 | 2019-07-02 | Mathematical curve demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921014337.2U CN210223213U (en) | 2019-07-02 | 2019-07-02 | Mathematical curve demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210223213U true CN210223213U (en) | 2020-03-31 |
Family
ID=69935325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921014337.2U Expired - Fee Related CN210223213U (en) | 2019-07-02 | 2019-07-02 | Mathematical curve demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210223213U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071126A (en) * | 2020-09-28 | 2020-12-11 | 山东工业职业学院 | Parabola teaching demonstration screen |
-
2019
- 2019-07-02 CN CN201921014337.2U patent/CN210223213U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071126A (en) * | 2020-09-28 | 2020-12-11 | 山东工业职业学院 | Parabola teaching demonstration screen |
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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: 20200331 Termination date: 20210702 |