CN212010067U - Physical optics interference diffraction experimental apparatus - Google Patents
Physical optics interference diffraction experimental apparatus Download PDFInfo
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- CN212010067U CN212010067U CN202021174631.2U CN202021174631U CN212010067U CN 212010067 U CN212010067 U CN 212010067U CN 202021174631 U CN202021174631 U CN 202021174631U CN 212010067 U CN212010067 U CN 212010067U
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- 230000003287 optical effect Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a physical optics interference diffraction experimental device, which comprises an outer frame, wherein a middle baffle, a left baffle and a right baffle are respectively arranged at the middle part, the left part and the right part of the front side and the rear side in the outer frame, gaps are respectively arranged between the middle baffle and the left baffle and between the middle baffle and the right baffle, and a middle slide way, a left slide way and a right slide way are respectively formed by the middle baffle, the left baffle and the right baffle at the front side and the rear side; electromagnets are respectively installed in the left and right slideways in a sliding manner, one end of each electromagnet extends into the gap, a spring is connected between the other end of each electromagnet and the wall of the outer frame, magnets are arranged on the left and right sides in the middle slideway, the end surfaces of the opposite ends of the two magnets are inclined surfaces, the other ends of the two magnets respectively extend into the gap to form a gap with the end part of each electromagnet, and the end parts of the magnets and the end parts of the electromagnets are in repulsive fit with each other in a magnetic manner; the top of the outer frame is provided with a slide block in the vertical slide hole, and the lower part of the slide block extends into the gap between the two magnets to be attached and contacted with the inclined plane of the corresponding side magnet. The utility model has the advantages of good experimental effect and convenient use.
Description
Technical Field
The utility model relates to a physics experimental apparatus field specifically is a physics optics interference diffraction experimental apparatus.
Background
Interference and diffraction of high school physics light are knowledge points that need master, for the convenience of student's directly perceived understanding interference and diffraction experiment, need carry out double slit interference experiment and single slit diffraction experiment. Different devices are needed in the existing interference and diffraction experiments, the distance between two gaps of the equipment for the double-gap interference experiments can not be adjusted, interference phenomena when the gap distance changes cannot be observed by students, and the problem of poor experiment effect exists.
Disclosure of Invention
The utility model aims at providing a diffraction experimental apparatus is interfered to physics optics to solve prior art and interfere with the poor problem of diffraction experimental apparatus effect.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:
a physical optical interference diffraction experimental device is characterized in that: comprises an outer frame, the long edge of the outer frame is horizontal left and right, the outer frame is penetrated through from front to back in the outer frame, middle baffles are respectively fixed at the middle positions of the front side and the rear side in the outer frame, the middle baffles at the front side and the rear side are opposite, left baffles are respectively fixed at the left positions of the front side and the rear side in the outer frame, the left baffles at the front side and the rear side are opposite, right baffles are respectively fixed at the right positions of the front side and the rear side in the outer frame, right baffles at the front side and the rear side are opposite, gaps are respectively arranged between the middle baffle at each side and the left baffle and the right baffle, and the middle baffle, the left baffle and the right baffle at each side are matched and shielded at the corresponding side in the outer frame,
a middle slide way is formed by the space between the front and rear middle baffles, a left slide way is formed between the front and rear left baffles, and a right slide way is formed between the front and rear right baffles; electromagnets are respectively installed in the left slideway and the right slideway in a sliding manner, one end of each electromagnet extends into a gap at a corresponding position, a spring is connected between the other end of each electromagnet and the outer frame wall in the corresponding direction, magnets are respectively installed on the left side and the right side in the middle slideway in a sliding manner, the end faces of the opposite ends of the two magnets are respectively arranged into inclined planes, the gap between the inclined planes is gradually increased from bottom to top, the other ends of the two magnets respectively extend into the gaps at the corresponding positions, the end part of each magnet in each gap and the end part of each electromagnet are opposite to each other and have a gap, and the end parts of the magnets and the end parts of; the top of the outer frame is provided with a vertical sliding hole corresponding to the position of a gap between two magnets in the middle slide way, a sliding block is slidably mounted in the vertical sliding hole, the left side and the right side of the sliding block are matched with the inclined planes of the magnets on the corresponding sides, the lower part of the sliding block extends into the gap between the two magnets, the left side and the right side of the sliding block are respectively attached to and contacted with the inclined planes of the magnets on the corresponding sides, the top of the sliding block extends to the upper part of the outer frame, and.
The physical optical interference diffraction experimental device is characterized in that: the top of the outer frame is connected with a support corresponding to the position of the push-pull rod, the upper end of the push-pull rod upwards penetrates through the support, the upper end of the push-pull rod is connected with a round seat, and a spring sleeved outside the push-pull rod is connected between the round seat and the support.
The physical optical interference diffraction experimental device is characterized in that: a limiting block is arranged at the bottom in the outer frame and in the middle of the gap between the two magnets.
The physical optical interference diffraction experimental device is characterized in that: the left and right side frame walls of the outer frame are respectively provided with an electric connection point, and the electromagnets in the left and right slideways are respectively connected with the electric connection points of the corresponding side frame walls through wires with certain length allowance.
The physical optical interference diffraction experimental device is characterized in that: the power supply circuit comprises a battery and a rheostat, the two electromagnets are connected in parallel to form a parallel circuit, the parallel circuit is connected in series with the battery and the rheostat to form a series circuit, and each electromagnet in the parallel circuit is further connected in series with a switch.
The utility model discloses in, by the gap when carrying out the double slit interference experiment between electro-magnet, the magnet in every space gap. When the distance between the gaps needs to be adjusted, the current in the power supply circuit can be kept unchanged, the push-pull rod is pushed downwards, the gap between the two magnets in the middle slide way is expanded by utilizing the sliding block, and then the two magnets move towards opposite directions.
And simultaneously, the utility model discloses in, through adjusting among the supply circuit rheostat, can make the magnetic force of every electro-magnet reduce, from this every electro-magnet under the spring action with correspond between the side magnet gap reduce, can carry out synchronous control to the width in two gaps.
And simultaneously, the utility model discloses in, can close one of them electro-magnet through adjusting power supply circuit, this electro-magnet loses after the electricity again under the spring action with correspond side magnet magnetic force under with correspond the side magnet paste mutually, close the gap of unilateral promptly, only remain the opposite side gap, can carry out the single gap diffraction experiment from this.
Compared with the prior art, the utility model discloses interfere experiment and single slit diffraction experiment function integrated as an organic whole with the double slit to can adjust the interval between two gaps when the double slit interferes the experiment, have the advantage of experiment effectual, convenient to use.
Drawings
Fig. 1 is an external view of the overall structure of the present invention.
Fig. 2 is a front sectional view of the structure of the present invention.
Fig. 3 is a front sectional view of the structure when the gap between the two gaps is adjusted.
Fig. 4 is a schematic diagram of the power supply circuit of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in FIGS. 1 to 3, a physical optical interference diffraction experimental device comprises an outer frame 1, wherein the long edge of the outer frame 1 is horizontal from left to right, the outer frame 1 is penetrated through the outer frame 1 from front to back, intermediate baffles 2 are respectively fixed at the middle positions of the front side and the back side of the outer frame 1, the intermediate baffles 2 at the front side and the back side are opposite, the left baffle 3 is respectively fixed at the left positions of the front side and the back side of the inner frame of the outer frame 1, the left baffle 3 at the front side and the left baffle 3 at the back side are opposite, the right baffle 4 at the front side and the back side of the inner frame of the outer frame 1 are respectively fixed with a right baffle 4, the right baffle 4 at the front side and the back side are opposite, a gap is respectively arranged between the intermediate baffle 2 at each side and the left baffle 3 and the right baffle 4, the intermediate baffle 2, the left baffle 3 and the right baffle 4 at each side are matched to shield the corresponding side of the outer frame 1 and only expose the inner frame at, a right slideway is formed between the front and rear right baffles 4.
Left slide, there is the electro-magnet in the slide of the right side respectively, the electro-magnet 5.1 right-hand member of left side stretches into to intermediate bottom 2, in the space between the left baffle 3, the electro-magnet 5.2 left end of right side stretches into to intermediate bottom 2, in the space between the right baffle 4, the electro-magnet 5.1 left end of left side is connected with spring 6.1 through separating between magnetic base and the 1 left side frame wall of frame, the electro-magnet 5.2 right-hand member of right side is connected with spring 6.2 through separating between magnetic base and the 1 right side frame wall of frame.
There are magnets 7.1, 7.2 on the left and right sides respectively slidable mounting in the middle slide, and the magnet 7.1 right-hand member of left side is relative with the magnet 7.2 left end of right side, and just two magnets 7.1, the relative one end terminal surface of 7.2 establishes respectively to the inclined plane, and supreme crescent is followed to clearance 8 between the inclined plane, and the magnet 7.1 left end of left side stretches into in the space on left side, and the magnet 7.2 right-hand member of right side stretches into in the space on right side. In the left side space, there is gap 9.1 between the electro-magnet 5.1 right-hand member of left side, the magnet 7.1 left-hand member of left side, has gap 9.2 between the electro-magnet 5.2 left-hand member of right side, the magnet 7.2 right-hand member of right side, and magnetism is in the mutual repulsion cooperation between the magnet 7.1 in every space, 7.2 tip, electro-magnet 5.1, 5.2 corresponding tip.
The top of the outer frame 1 is provided with a vertical sliding hole corresponding to the gap between the two magnets 7.1 and 7.2 in the middle slide way, a sliding block 10 is arranged in the vertical sliding hole in a sliding manner, the left side and the right side of the sliding block 10 are matched with the inclined planes of the magnets on the corresponding sides, the lower part of the sliding block 10 extends into the gap 8 between the two magnets 7.1 and 7.2, the left side and the right side of the sliding block 10 are respectively contacted with the inclined planes of the magnets on the corresponding sides in a sticking manner, the top of the sliding block 10 extends out of the upper part of the outer frame.
The top of the outer frame 1 is connected with a support 12 corresponding to the position of the push-pull rod 11, the upper end of the push-pull rod 11 upwards penetrates through the support 12, the upper end of the push-pull rod 11 is connected with a round seat 13, and a spring 14 sleeved outside the push-pull rod 11 is connected between the round seat 13 and the support 12.
A limiting block 15 is arranged at the bottom in the outer frame 1 and in the middle of the gap between the two magnets 7.1 and 7.2. The two magnets 7.1, 7.2 are limited by the limiting block 15.
The left and right side frame walls of the outer frame 1 are respectively provided with an electric connection point 16, and the electromagnets 5.1 and 5.2 in the left and right slideways are respectively connected with the electric connection points 16 of the corresponding side frame walls through wires with certain length allowance.
As shown in fig. 4, the power supply circuit is further included, the power supply circuit includes a battery 17 and a rheostat 18, the two electromagnets 5.1 and 5.2 are connected in parallel to form a parallel circuit, the parallel circuit is connected in series with the battery 17 and the rheostat 18 to form a series circuit, and each electromagnet in the parallel circuit is further connected in series with a switch 19.
The embodiments of the present invention are only descriptions of the preferred embodiments of the present invention, not right the present invention is designed and limited, without departing from the design concept of the present invention, the technical personnel in the field should fall into the protection scope of the present invention for various modifications and improvements made by the technical solution of the present invention, and the technical contents of the present invention are all recorded in the claims.
Claims (5)
1. A physical optical interference diffraction experimental device is characterized in that: comprises an outer frame, the long edge of the outer frame is horizontal left and right, the outer frame is penetrated through from front to back in the outer frame, middle baffles are respectively fixed at the middle positions of the front side and the rear side in the outer frame, the middle baffles at the front side and the rear side are opposite, left baffles are respectively fixed at the left positions of the front side and the rear side in the outer frame, the left baffles at the front side and the rear side are opposite, right baffles are respectively fixed at the right positions of the front side and the rear side in the outer frame, right baffles at the front side and the rear side are opposite, gaps are respectively arranged between the middle baffle at each side and the left baffle and the right baffle, and the middle baffle, the left baffle and the right baffle at each side are matched and shielded at the corresponding side in the outer frame,
a middle slide way is formed by the space between the front and rear middle baffles, a left slide way is formed between the front and rear left baffles, and a right slide way is formed between the front and rear right baffles; electromagnets are respectively installed in the left slideway and the right slideway in a sliding manner, one end of each electromagnet extends into a gap at a corresponding position, a spring is connected between the other end of each electromagnet and the outer frame wall in the corresponding direction, magnets are respectively installed on the left side and the right side in the middle slideway in a sliding manner, the end faces of the opposite ends of the two magnets are respectively arranged into inclined planes, the gap between the inclined planes is gradually increased from bottom to top, the other ends of the two magnets respectively extend into the gaps at the corresponding positions, the end part of each magnet in each gap and the end part of each electromagnet are opposite to each other and have a gap, and the end parts of the magnets and the end parts of; the top of the outer frame is provided with a vertical sliding hole corresponding to the position of a gap between two magnets in the middle slide way, a sliding block is slidably mounted in the vertical sliding hole, the left side and the right side of the sliding block are matched with the inclined planes of the magnets on the corresponding sides, the lower part of the sliding block extends into the gap between the two magnets, the left side and the right side of the sliding block are respectively attached to and contacted with the inclined planes of the magnets on the corresponding sides, the top of the sliding block extends to the upper part of the outer frame, and.
2. The physical optical interference diffraction experimental device as claimed in claim 1, wherein: the top of the outer frame is connected with a support corresponding to the position of the push-pull rod, the upper end of the push-pull rod upwards penetrates through the support, the upper end of the push-pull rod is connected with a round seat, and a spring sleeved outside the push-pull rod is connected between the round seat and the support.
3. The physical optical interference diffraction experimental device as claimed in claim 1, wherein: a limiting block is arranged at the bottom in the outer frame and in the middle of the gap between the two magnets.
4. The physical optical interference diffraction experimental device as claimed in claim 1, wherein: the left and right side frame walls of the outer frame are respectively provided with an electric connection point, and the electromagnets in the left and right slideways are respectively connected with the electric connection points of the corresponding side frame walls through wires with certain length allowance.
5. The physical optical interference diffraction experimental device as claimed in claim 1, wherein: the power supply circuit comprises a battery and a rheostat, the two electromagnets are connected in parallel to form a parallel circuit, the parallel circuit is connected in series with the battery and the rheostat to form a series circuit, and each electromagnet in the parallel circuit is further connected in series with a switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021174631.2U CN212010067U (en) | 2020-06-23 | 2020-06-23 | Physical optics interference diffraction experimental apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021174631.2U CN212010067U (en) | 2020-06-23 | 2020-06-23 | Physical optics interference diffraction experimental apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212010067U true CN212010067U (en) | 2020-11-24 |
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ID=73403113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021174631.2U Expired - Fee Related CN212010067U (en) | 2020-06-23 | 2020-06-23 | Physical optics interference diffraction experimental apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212010067U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035034A (en) * | 2021-03-11 | 2021-06-25 | 湖州师范学院 | Overlapped type high-stability adjustable double-slit device |
-
2020
- 2020-06-23 CN CN202021174631.2U patent/CN212010067U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035034A (en) * | 2021-03-11 | 2021-06-25 | 湖州师范学院 | Overlapped type high-stability adjustable double-slit device |
| CN113035034B (en) * | 2021-03-11 | 2022-11-18 | 湖州师范学院 | Overlapped type high-stability adjustable double-slit device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201124 |