CN203910132U - Diffraction teaching device - Google Patents
Diffraction teaching device Download PDFInfo
- Publication number
- CN203910132U CN203910132U CN201420193997.2U CN201420193997U CN203910132U CN 203910132 U CN203910132 U CN 203910132U CN 201420193997 U CN201420193997 U CN 201420193997U CN 203910132 U CN203910132 U CN 203910132U
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- China
- Prior art keywords
- laser indicator
- grating
- diffraction
- adjusting screw
- far infrared
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Abstract
A diffraction teaching device disclosed by the utility model comprises a grating located on an elevating assembly, a seam width adjusting screw rod is arranged inside the elevating assembly, and the top of the seam width adjusting screw rod is connected with the grating. A positioning member is arranged in the middle of the seam width adjusting screw rod, and the elevating assembly is located on a power supply box and is electrically connected with a power supply in the power supply box. A grating sheet is arranged at one side of the elevating assembly, and a sliding block is arranged at the outer side of the grating sheet and is in slip connection with the grating sheet. One end of the sliding block is connected with the grating sheet, and the other end is connected with a red light laser indicator. A far infrared quartz tube is arranged at the top of the red light laser indicator, and a green light laser indicator is arranged at the other side of the elevating assembly. The height of the green light laser indicator is less than the height of the far infrared quartz tube, and the lower surface of the power supply box is connected on a grating pedestal. The diffraction teaching device is convenient to operate, can arouse the learning enthusiasm of students, is abundant in classroom content and better in experiment teaching effect, and is convenient for the observation and grouping experiment of the students.
Description
Technical field
The utility model relates to a kind of instructional device, particularly a kind of diffraction instructional device.
Background technology
At present, along with deepening constantly of education theory, experimental teaching, as the direct knowledge of natural environment of student, the important tool of understanding natural things development and change basic law, the conduct important component part of teaching naturally, is just more and more subject to people's attention.Natural experiment teaching is used well, is not only conducive to student and better obtains knowledge, and play an important role to improving student's aspects technical ability and ability.Optics is an important course in College Physics, diffraction of light characteristic is an important knowledge point of opticator, the student who is difficult for tentatively being contacted in view of this characteristic understands, therefore need by scene classroom experiment demonstration intuitively, to promote student to understand and to grasp diffraction of light characteristic, thereby promote teaching efficiency.But general demonstration instrument cannot display diffraction phenomena more intuitively, do not reach the effect of getting twice the result with half the effort.
Utility model content
The technical problems to be solved in the utility model is: overcome the problems referred to above, provide a kind of easy to operate, enthusiasm that can mobilizing students study, has enriched class offerings, the diffraction instructional device that experiment teaching effect is better.
To achieve these goals, the technical solution adopted in the utility model is such: diffraction instructional device of the present utility model, comprise grating, grating is positioned on a lifting assembly, in lifting assembly, be provided with the wide adjusting screw(rod) of seam, stitching wide adjusting screw(rod) top is connected with grating, which is provided with keeper, keeper is positioned at the wide adjusting screw(rod) of seam middle part, lifting assembly is positioned on power pack, and be electrically connected with the power supply in power pack, lifting assembly one side is provided with lenticular lenses, lenticular lenses outside is provided with slide block, slide block and lenticular lenses are slidably connected, slide block one end is connected with lenticular lenses, its other end is connected to red laser indicator, red laser indicator top is provided with far infrared quartz pipe, lifting assembly opposite side is provided with green laser indicator, green laser indicator height is lower than the height of far infrared quartz pipe present position, power pack lower surface is connected on a grating base, grating base both sides are equipped with organic glass, and be connected with an axis between the organic glass of grating base one side and far infrared quartz pipe, red laser indicator, power supply electrical connection in green laser indicator and far infrared quartz Guan Junyu power pack.
Further, as a kind of concrete version, the power acquisition dry cell batteries in power pack described in the utility model.
Further, as a kind of concrete version, the wide adjusting screw(rod) of seam described in the utility model is provided with scale layer.
Further, as a kind of concrete version, the light that red laser indicator described in the utility model and green laser indicator project is two directional lights, and parallel with the axis of organic glass.
Compared with prior art, the utility model has the advantage of: this diffraction instructional device is easy to operate, can mobilizing students the enthusiasm of study, enriched class offerings, experiment teaching effect is better, is convenient to observation of students and grouping experiment.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
In figure: 1. grating; 2. lifting assembly; 3. the wide adjusting screw(rod) of seam; 4. keeper; 5. lenticular lenses; 6. slide block; 7. green laser indicator; 8. red laser indicator; 9. far infrared quartz pipe; 10. axis; 11. grating bases; 12. organic glass; 13. power packs.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
The preferred embodiment of the utility model diffraction instructional device as shown in Figure 1, comprise grating 1, grating 1 is positioned on a lifting assembly 2, in lifting assembly 2, be provided with the wide adjusting screw(rod) 3 of seam, stitching wide adjusting screw(rod) 3 tops is connected with grating 1, which is provided with keeper 4, keeper 4 is positioned at seam wide adjusting screw(rod) 3 middle parts, lifting assembly 2 is positioned on power pack 13, and be electrically connected with the power supply in power pack 13, lifting assembly 2 one sides are provided with lenticular lenses 5, lenticular lenses 5 outsides are provided with slide block 6, slide block 6 is slidably connected with lenticular lenses 5, slide block 6 one end are connected with lenticular lenses 5, its other end is connected to red laser indicator 8, red laser indicator 8 tops are provided with far infrared quartz pipe 9, lifting assembly 2 opposite sides are provided with green laser indicator 7, green laser indicator 7 height are lower than the height of far infrared quartz pipe 9 present positions, power pack 13 lower surfaces are connected on a grating base 11, grating base 11 both sides are equipped with organic glass 12, and be connected with an axis 10 between the organic glass 12 of grating base 11 1 sides and far infrared quartz pipe 9, red laser indicator 8, green laser indicator 7 and far infrared quartz pipe 9 are all electrically connected with the power supply in power pack 13, power acquisition dry cell batteries in described power pack 13, the wide adjusting screw(rod) 3 of described seam is provided with scale layer, the light that described red laser indicator 8 and green laser indicator 7 project is two directional lights, and parallel with the axis of organic glass 12.
Diffraction instructional device of the present utility model is easy to operate, can mobilizing students the enthusiasm of study, enriched class offerings, experiment teaching effect is better, is convenient to observation of students and grouping experiment.Power acquisition dry cell batteries in described power pack 13, result of use is good; The wide adjusting screw(rod) 3 of described seam is provided with scale layer, is convenient to observation value; The light that described red laser indicator 8 and green laser indicator 7 project is two directional lights, and parallel with the axis of organic glass 12, can allow student get more information about diffraction phenomena.
Taking above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on instructions, must determine its technical scope according to claim scope.
Claims (4)
1. a diffraction instructional device, comprise grating, it is characterized in that: grating is positioned on a lifting assembly, in lifting assembly, be provided with the wide adjusting screw(rod) of seam, stitching wide adjusting screw(rod) top is connected with grating, which is provided with keeper, keeper is positioned at the wide adjusting screw(rod) of seam middle part, lifting assembly is positioned on power pack, and be electrically connected with the power supply in power pack, lifting assembly one side is provided with lenticular lenses, lenticular lenses outside is provided with slide block, slide block and lenticular lenses are slidably connected, slide block one end is connected with lenticular lenses, its other end is connected to red laser indicator, red laser indicator top is provided with far infrared quartz pipe, lifting assembly opposite side is provided with green laser indicator, green laser indicator height is lower than the height of far infrared quartz pipe present position, power pack lower surface is connected on a grating base, grating base both sides are equipped with organic glass, and be connected with an axis between the organic glass of grating base one side and far infrared quartz pipe, red laser indicator, power supply electrical connection in green laser indicator and far infrared quartz Guan Junyu power pack.
2. diffraction instructional device according to claim 1, is characterized in that: the power acquisition dry cell batteries in described power pack.
3. diffraction instructional device according to claim 1, is characterized in that: the wide adjusting screw(rod) of described seam is provided with scale layer.
4. diffraction instructional device according to claim 1, is characterized in that: the light that described red laser indicator and green laser indicator project is two directional lights, and parallel with the axis of organic glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420193997.2U CN203910132U (en) | 2014-04-21 | 2014-04-21 | Diffraction teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420193997.2U CN203910132U (en) | 2014-04-21 | 2014-04-21 | Diffraction teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203910132U true CN203910132U (en) | 2014-10-29 |
Family
ID=51784389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420193997.2U Expired - Fee Related CN203910132U (en) | 2014-04-21 | 2014-04-21 | Diffraction teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203910132U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996341A (en) * | 2014-04-21 | 2014-08-20 | 成都科创佳思科技有限公司 | Diffraction teaching device |
| CN104353643A (en) * | 2014-12-02 | 2015-02-18 | 上海华虹宏力半导体制造有限公司 | Maintenance system and maintenance method of reducing maintenance frequency of ultrasonic cleaner |
-
2014
- 2014-04-21 CN CN201420193997.2U patent/CN203910132U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996341A (en) * | 2014-04-21 | 2014-08-20 | 成都科创佳思科技有限公司 | Diffraction teaching device |
| CN104353643A (en) * | 2014-12-02 | 2015-02-18 | 上海华虹宏力半导体制造有限公司 | Maintenance system and maintenance method of reducing maintenance frequency of ultrasonic cleaner |
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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: 20141029 Termination date: 20150421 |
|
| EXPY | Termination of patent right or utility model |