CN205028538U - Be used for experiment teaching demonstration apparatus - Google Patents
Be used for experiment teaching demonstration apparatus Download PDFInfo
- Publication number
- CN205028538U CN205028538U CN201520821840.4U CN201520821840U CN205028538U CN 205028538 U CN205028538 U CN 205028538U CN 201520821840 U CN201520821840 U CN 201520821840U CN 205028538 U CN205028538 U CN 205028538U
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- CN
- China
- Prior art keywords
- cleaning brush
- demonstration equipment
- spring
- teaching demonstration
- clearing apparatus
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a be used for experiment teaching demonstration apparatus, including spring oscillator device, strutting arrangement, conveyer and cleaning device, cleaning device includes columniform brush cleaner, support frame and control motor, and the support frame is used for supporting fixed brush cleaner, and the surface covering of brush cleaner has the pappus, and control motor control brush cleaner sways. Has following advantage: the motion principle of showing spring oscillator simple harmonic motion to the student that can be clear is favorable to training student interest in learning, the effectual quality of instruction that has improved, simple structure, easy to operate.
Description
Technical field
The utility model relates to a kind of for experimental teaching demonstration equipment, belongs to teaching equipment technical field.
Background technology
Simple harmonic motion is the simplest
mechanical vibration.When object carries out simple harmonic motion, the power suffered by object is followed
displacementbe directly proportional, and always point to
equilibrium position.It a kind ofly to be determined by its own system character
periodicallymotion, in fact simple harmonic oscillation is exactly
sinusoidalvibration.Spring oscillator is one and does not consider
frictional resistance, do not consider the quality of spring, do not consider the Utopian physical model of the size and shape of oscillator, be used for studying
simple harmonic oscillationrule.
At present, teacher is when giving student explain simple harmonic motion principle, can only make an explanation with limited figure and data on blackboard, a lot of student is made to be difficult to understand, individual getting information about is had in order to student can be allowed, there are some experiment equipments to demonstrate simple harmonic motion principle at present, but are mostly DeGrain.
Utility model content
The technical problems to be solved in the utility model is for above deficiency, there is provided a kind of for experimental teaching demonstration equipment, there is the motion principle can showing spring oscillator simple harmonic motion clearly to student, be conducive to training student learning interest, effectively raise quality of instruction, structure is simple, maneuverable advantage.
For solving above technical matters, the utility model by the following technical solutions:
A kind of for experimental teaching demonstration equipment, comprise clearing apparatus, described clearing apparatus comprises columniform cleaning brush, bracing frame and controls motor, and bracing frame is for supporting securing cleaning brush, the surface coverage of cleaning brush has fur, controls Electric Machine Control cleaning brush and sways.
Further, this demonstration equipment also comprises bracing or strutting arrangement, bracing or strutting arrangement comprises base, and bracing frame is fixed on base, and the both sides of base are provided with two relative support bars, loop bar is provided with between two support bars, loop bar is smooth Metallic rod, and spring oscillator device is set on loop bar, and base tail end is provided with and stores husky groove, store husky slot in clearing apparatus lower end, store husky slot fit clearing apparatus and use.
Further, this demonstration equipment also comprises conveyer, described conveyer comprises uniform speed electric motor, belt pulley set, live-rollers and travelling belt, uniform speed electric motor is connected with live-rollers by belt pulley set, travelling belt is arranged on live-rollers, the centre of travelling belt is provided with center demonstration line, and cleaning brush is close to the tail end of travelling belt.
Further, this demonstration equipment also comprises spring oscillator device, and described spring oscillator device comprises spring, and spring one end is fixed on support bar, and the spring other end is connected with bead, and bead is built with fine sand, and bead lower end is provided with an aperture.
Demonstration equipment described in the utility model can show the motion principle of spring oscillator simple harmonic motion clearly to student, be conducive to training student learning interest, make student can get information about the principle of simple harmonic motion, effectively raise quality of instruction, structure is simple, easily operates.
Below in conjunction with drawings and Examples, the utility model is described in detail.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of experimental teaching demonstration equipment in the utility model embodiment;
In figure,
1-spring oscillator device, 2-bracing or strutting arrangement, 3-conveyer, 4-clearing apparatus, 11-spring, 12-bead, 21-base, 22-support bar, 23-loop bar, 24-stores husky groove, 31-uniform speed electric motor, 32-belt pulley set, 33-live-rollers, 34-travelling belt, 35-center demonstration line, 41-cleaning brush, 42-bracing frame, 43-controls motor.
Embodiment
Embodiment 1, as shown in Figure 1, a kind of for experimental teaching demonstration equipment, comprise spring oscillator device 1, bracing or strutting arrangement 2, conveyer 3 and clearing apparatus 4.
Described bracing or strutting arrangement 2 comprises base 21, and the both sides of base 21 are provided with between two relative support bar 22, two support bars 22 and are provided with loop bar 23, and loop bar 23 is smooth Metallic rod, and spring oscillator device 1 is set on loop bar 23.Base 21 tail end is provided with and stores husky groove 24, stores husky groove 24 and is positioned at clearing apparatus 4 lower end, stores husky groove 24 and coordinates clearing apparatus 4 to use.
Described spring oscillator device 1 comprises spring 11, and spring 11 one end is fixed on support bar 22, and spring 11 other end is connected with bead 12, and bead 12 is built with fine sand, and bead 12 lower end is provided with an aperture.
Described conveyer 3 comprises uniform speed electric motor 31, belt pulley set 32, live-rollers 33 and travelling belt 34, and uniform speed electric motor 31 is connected with live-rollers 33 by belt pulley set 32, and travelling belt 34 is arranged on live-rollers 33, and the centre of driving-belt 34 is provided with center demonstration line 35.
Described clearing apparatus 4 comprises columniform cleaning brush 41, bracing frame 42 and controls motor 43, bracing frame 42 is fixed on base 21, bracing frame 42 is for supporting securing cleaning brush 41, cleaning brush 41 is close to the tail end of travelling belt 34, the surface coverage of cleaning brush 41 has fur, and control motor 43 controls cleaning brush 41 and sways.
During use, start uniform speed electric motor 31, spring oscillator device 1 and control motor 43, make travelling belt 34 uniform motion, by the vibration frequency speed of spring oscillator device 1, travelling belt 34 demonstrates the wavelength of different wave, when the waveform that sand on travelling belt 34 is formed arrives tail end, cleaning brush 41 can be swept to the sand on travelling belt and store in husky groove, again to utilize.
The above is the citing of the utility model preferred forms, and the part wherein do not addressed in detail is the common practise of those of ordinary skill in the art.Protection domain of the present utility model is as the criterion with the content of claim, and any equivalent transformation carried out based on technology enlightenment of the present utility model, also within protection domain of the present utility model.
Claims (4)
1. one kind for experimental teaching demonstration equipment, comprise clearing apparatus (4), it is characterized in that: described clearing apparatus (4) comprises columniform cleaning brush (41), bracing frame (42) and controls motor (43), bracing frame (42) is for supporting securing cleaning brush (41), the surface coverage of cleaning brush (41) has fur, controls motor (43) control cleaning brush (41) and sways.
2. as claimed in claim 1 a kind of for experimental teaching demonstration equipment, it is characterized in that: this demonstration equipment also comprises bracing or strutting arrangement (2), bracing or strutting arrangement (2) comprises base (21), bracing frame (42) is fixed on base (21), the both sides of base (21) are provided with two relative support bars (22), loop bar (23) is provided with between two support bars (22), loop bar (23) is smooth Metallic rod, spring oscillator device (1) is set on loop bar (23), base (21) tail end is provided with and stores husky groove (24), store husky groove (24) and be positioned at clearing apparatus (4) lower end, storing husky groove (24) coordinates clearing apparatus (4) to use.
3. as claimed in claim 1 a kind of for experimental teaching demonstration equipment, it is characterized in that: this demonstration equipment also comprises conveyer (3), described conveyer (3) comprises uniform speed electric motor (31), belt pulley set (32), live-rollers (33) and travelling belt (34), uniform speed electric motor (31) is connected with live-rollers (33) by belt pulley set (32), travelling belt (34) is arranged on live-rollers (33), the centre of travelling belt (34) is provided with center demonstration line (35), and cleaning brush (41) is close to the tail end of travelling belt (34).
4. as claimed in claim 1 a kind of for experimental teaching demonstration equipment, it is characterized in that: this demonstration equipment also comprises spring oscillator device (1), described spring oscillator device (1) comprises spring (11), spring (11) one end is fixed on support bar (22), spring (11) other end is connected with bead (12), bead (12) is built with fine sand, and bead (12) lower end is provided with an aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821840.4U CN205028538U (en) | 2015-10-23 | 2015-10-23 | Be used for experiment teaching demonstration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821840.4U CN205028538U (en) | 2015-10-23 | 2015-10-23 | Be used for experiment teaching demonstration apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205028538U true CN205028538U (en) | 2016-02-10 |
Family
ID=55261054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520821840.4U Expired - Fee Related CN205028538U (en) | 2015-10-23 | 2015-10-23 | Be used for experiment teaching demonstration apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205028538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578680A (en) * | 2017-10-16 | 2018-01-12 | 牡丹江师范学院 | A kind of experimental facilities for electromagnetics teaching |
-
2015
- 2015-10-23 CN CN201520821840.4U patent/CN205028538U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578680A (en) * | 2017-10-16 | 2018-01-12 | 牡丹江师范学院 | A kind of experimental facilities for electromagnetics teaching |
| CN107578680B (en) * | 2017-10-16 | 2019-05-17 | 牡丹江师范学院 | A kind of experimental facilities for electromagnetics teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20161023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |