CN206058655U - A kind of physics teaching apparatus for demonstrating - Google Patents
A kind of physics teaching apparatus for demonstrating Download PDFInfo
- Publication number
- CN206058655U CN206058655U CN201620911490.5U CN201620911490U CN206058655U CN 206058655 U CN206058655 U CN 206058655U CN 201620911490 U CN201620911490 U CN 201620911490U CN 206058655 U CN206058655 U CN 206058655U
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- inclined plane
- demonstrating
- kerve
- teaching apparatus
- physics teaching
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Abstract
This utility model is related to a kind of physics teaching apparatus for demonstrating, including line-plotting device, line-plotting device includes left and right two bracing frames, the top in the outside of two bracing frames is respectively equipped with pulley, pulley is along the circumferential direction provided with the metallic channel of annular, metallic channel includes the first inclined plane, the second inclined plane and kerve, the section of the first inclined plane and the second inclined plane is oblique line, the bottom section of kerve is downward arc, the cross sectional shape of kerve is dovetail channel-shaped, and the width suitable for reading of dovetail groove is 1 with the ratio of width of going to the bottom:1.5, this utility model simple structure is easy to use, can draw the oscillogram of various amplitude and different frequency, is not in the discontinuous problem of oscillogram, visual in image, can watch at an arbitrary position；In addition, the oscillogram standard for obtaining, student is easy to understand, improves quality of instruction, and teaching efficiency improves more than 30%.
Description
Technical field
This utility model is related to a kind of physics teaching apparatus for demonstrating, belongs to physics teaching engineering device technique field.
Background technology
The amplitude of various waveforms and waveform, frequency, wavelength etc. can be acquired in Physics Learning between parameter and parameter
Relation, is only explained with limited figure and data on blackboard by memorizing mechanically formula and teacher so that student understands that it is very much tired to get up
It is difficult；
At present, also there is the physics teaching apparatus for demonstrating of some demonstration waveforms, such as Application No. " 2011203960245 "
Utility model patent, but the shortcoming of the device is：1st, hourglass occurs that sand spills non-uniform phenomenon, and oscillogram is discontinuous,
And, student can only bend to see, it is impossible to which conveyer belt is picked up optional position viewing；2nd, with the reduction of sand in hourglass, hourglass
The amplitude of variation of swing, causes the oscillogram for obtaining nonstandard, has a strong impact on quality of instruction, reduce teaching efficiency.
Utility model content
The technical problems to be solved in the utility model is not enough for more than, there is provided a kind of physics teaching apparatus for demonstrating,
Simple structure, it is easy to use, the oscillogram of various amplitude and different frequency can be drawn, being not in that oscillogram is discontinuous asks
Topic, it is visual in image, can watch at an arbitrary position；In addition, the oscillogram standard for obtaining, student is easy to understand, improves teaching matter
Amount, teaching efficiency improve more than 30%.
In order to solve above technical problem, the technical solution adopted in the utility model is as follows：A kind of physics teaching demonstration
Device, including line-plotting device, line-plotting device include left and right two bracing frames, and the top in the outside of two bracing frames is respectively equipped with
Pulley, pulley are along the circumferential direction provided with the metallic channel of annular, and metallic channel includes the first inclined plane, the second inclined plane and kerve, the
The section of one inclined plane and the second inclined plane is oblique line, and the bottom section of kerve is downward arc, the cross sectional shape of kerve
For dovetail channel-shaped, the width suitable for reading of dovetail groove is 1 with the ratio of width of going to the bottom:1.5.
As the further improvement of above-mentioned technical proposal：
The centre of the pulley is provided with axis hole, and the first inclined plane is 10 degree with the angle of the axis of axis hole, and second inclines
Inclined-plane is 35 degree with the angle of the axis of axis hole.
The upper end of described two bracing frames is connected with connecting plate, connecting plate and is provided with strip through hole, strip vertically
Draw runner is slidably connected in through hole, draw runner is vertically arranged with strip through hole, the center both sides of draw runner are connected to bracing wire, it is sliding
The central lower of bar is provided with vertical rod, and the lower end of vertical rod is provided with detail pen.
The outer lower portion of described two bracing frames is respectively equipped with reel, and reel is connected with the second motor.
Including base, the front end of base is provided with one group of second rotating roller, and the rear end of base is provided with one group of first rotating roller, the
Conveyer belt is connected between one rotating roller and the second rotating roller, the second rotating roller is connected with the first motor, reel
It is separately positioned on base with the second motor, two the second motors are connected to controller.
This utility model takes above technical scheme, with advantages below：This utility model simple structure, it is easy to use,
The oscillogram of various amplitude and different frequency can be drawn, is not in the discontinuous problem of oscillogram, it is visual in image, can be in office
The viewing of meaning position；In addition, the oscillogram standard for obtaining, student is easy to understand, improves quality of instruction, and teaching efficiency improves 30%
More than.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
Accompanying drawing 1 is the structural representation of physics teaching apparatus for demonstrating in this utility model embodiment；
Accompanying drawing 2 is the structural representation of line-plotting device in this utility model embodiment；
Accompanying drawing 3 is the structural representation of detail pen, vertical rod and draw runner in this utility model embodiment；
Accompanying drawing 4 is the structural representation of this utility model embodiment middle pulley.
In figure,
1- bases, the first rotating rollers of 2-, the second rotating rollers of 3-, the first motors of 4-, 5- conveyer belts, 6- line-plotting devices, 7-
Support, 8- connecting plates, 9- strip through holes, 10- pulleys, 11- vertical rods, 12- detail pens, the second motors of 13-, 14- reels,
15- bracing wires, 16- axis holes, 17- metallic channels, the first inclined planes of 18-, the second inclined planes of 19-, 20- kerves, 21- draw runners.
Specific embodiment
Embodiment, as shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4, a kind of physics teaching apparatus for demonstrating, including setting-out
Device 6, line-plotting device 6 include left and right two bracing frames 7, and the top in the outside of two bracing frames 7 is respectively equipped with pulley 10, sliding
The centre of wheel 10 is provided with axis hole 16, and pulley 10 is along the circumferential direction provided with the metallic channel 17 of annular, and metallic channel 17 includes first
The section of inclined plane 18, the second inclined plane 19 and kerve 20, the first inclined plane 18 and the second inclined plane 19 is oblique line, and first inclines
Inclined-plane 18 is 10 degree with the angle of the axis of axis hole 16, and the second inclined plane 19 is 35 degree with the angle of the axis of axis hole 16, kerve
20 bottom section is downward arc, and the cross sectional shape of kerve 20 is dovetail channel-shaped, the width suitable for reading of dovetail groove and lower bottom width
The ratio of degree is 1:1.5；
The upper end of two bracing frames 7 is connected with connecting plate 8, is provided with strip through hole 9, strip vertically in connecting plate 8
Draw runner 21 is slidably connected in through hole 9, draw runner 21 is vertically arranged with strip through hole 9, and the center both sides of draw runner 21 connect respectively
The central lower for having bracing wire 15, draw runner 21 is provided with vertical rod 11, and the lower end of vertical rod 11 is provided with detail pen 12；
The outer lower portion of two bracing frames 7 is respectively equipped with reel 14, and reel 14 is connected with the second motor 13；
A kind of physics teaching apparatus for demonstrating, including base 1, the front end of base 1 are provided with one group of second rotating roller 3, base 1
Rear end be provided with one group of first rotating roller 2, be connected with conveyer belt 5 between the first rotating roller 2 and the second rotating roller 3, second
Rotating roller 3 is connected with the first motor 4, and reel 14 and the second motor 13 are separately positioned on base 1, two the second motors
13 are connected to controller.
During operation, the first motor 4 drives conveyer belt 5 to be driven, in the presence of controller, the of 7 side of bracing frame
Two motor 13 drives bracing wire 15, makes vertical rod 11 to a side shifting, and then the second motor 13 of another 7 side of bracing frame drives
Bracing wire 15, makes vertical rod 11 to another side shifting, can pass through distance and speed that the control adjustment vertical rod of controller slides
It is to draw sine wave or square wave or sawtooth waveforms of various amplitude and different frequency etc., visual in image.
This utility model simple structure, it is easy to use, the oscillogram of various amplitude and different frequency can be drawn, will not be gone out
The discontinuous problem of existing oscillogram, it is visual in image, can watch at an arbitrary position；In addition, the oscillogram standard for obtaining, student is easy
Understand, improve quality of instruction, teaching efficiency improves more than 30%.
Claims (5)
1. a kind of physics teaching apparatus for demonstrating, it is characterised in that：Including line-plotting device（6）, line-plotting device（6）Including left and right
Two bracing frames（7）, two bracing frames（7）The top in outside be respectively equipped with pulley（10）, pulley（10）Along the circumferential direction set
There is the metallic channel of annular（17）, metallic channel（17）Including the first inclined plane（18）, the second inclined plane（19）And kerve（20）, first
Inclined plane（18）With the second inclined plane（19）Section be oblique line, kerve（20）Bottom section be downward arc, kerve
（20）Cross sectional shape be dovetail channel-shaped, the width suitable for reading of dovetail groove and the ratio of width of going to the bottom are 1:1.5.
2. a kind of physics teaching apparatus for demonstrating as claimed in claim 1, it is characterised in that：The pulley（10）Central part
Position is provided with axis hole（16）, the first inclined plane（18）With axis hole（16）The angle of axis be 10 degree, the second inclined plane（19）With axle
Hole（16）The angle of axis be 35 degree.
3. a kind of physics teaching apparatus for demonstrating as claimed in claim 1, it is characterised in that：Described two bracing frames（7）'s
Upper end is connected with connecting plate（8）, connecting plate（8）Strip through hole is provided with vertically inside（9）, strip through hole（9）The interior company of slip
It is connected to draw runner（21）, draw runner（21）With strip through hole（9）It is vertically arranged, draw runner（21）Center both sides be connected to bracing wire
（15）, draw runner（21）Central lower be provided with vertical rod（11）, vertical rod（11）Lower end be provided with detail pen（12）.
4. a kind of physics teaching apparatus for demonstrating as claimed in claim 1, it is characterised in that：Described two bracing frames（7）'s
Outer lower portion is respectively equipped with reel（14）, reel（14）It is connected with the second motor（13）.
5. a kind of physics teaching apparatus for demonstrating as claimed in claim 1, it is characterised in that：Including base（1）, base（1）
Front end be provided with one group of second rotating roller（3）, base（1）Rear end be provided with one group of first rotating roller（2）, the first rotating roller（2）
With the second rotating roller（3）Between be connected with conveyer belt（5）, the second rotating roller（3）It is connected with the first motor（4）, around
Line wheel（14）With the second motor（13）It is separately positioned on base（1）On, two the second motors（13）It is connected to controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620911490.5U CN206058655U (en) | 2016-08-22 | 2016-08-22 | A kind of physics teaching apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620911490.5U CN206058655U (en) | 2016-08-22 | 2016-08-22 | A kind of physics teaching apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206058655U true CN206058655U (en) | 2017-03-29 |
Family
ID=58383880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620911490.5U Expired - Fee Related CN206058655U (en) | 2016-08-22 | 2016-08-22 | A kind of physics teaching apparatus for demonstrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206058655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107045822A (en) * | 2017-04-17 | 2017-08-15 | 郑州航空工业管理学院 | Demonstrate the physical teaching aid of natural frequency of object and compare the method for different metal bar intrinsic frequency |
-
2016
- 2016-08-22 CN CN201620911490.5U patent/CN206058655U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107045822A (en) * | 2017-04-17 | 2017-08-15 | 郑州航空工业管理学院 | Demonstrate the physical teaching aid of natural frequency of object and compare the method for different metal bar intrinsic frequency |
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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: 20170329 Termination date: 20180822 |