CN214504767U - Optical refraction demonstration device for physics teaching - Google Patents
Optical refraction demonstration device for physics teaching Download PDFInfo
- Publication number
- CN214504767U CN214504767U CN202121050665.5U CN202121050665U CN214504767U CN 214504767 U CN214504767 U CN 214504767U CN 202121050665 U CN202121050665 U CN 202121050665U CN 214504767 U CN214504767 U CN 214504767U
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- fixed
- light
- optical refraction
- physics teaching
- demonstration board
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Abstract
The utility model relates to an optical refraction presentation device for physical teaching, including the base, its characterized in that: the utility model discloses a demonstration board, including demonstration board, base, demonstration board, fixed axle, swivel mount, rotary rod, light screen, the mount is installed at the base top, the demonstration board is installed to the mount front side, demonstration board edge is provided with the display ring, the fixed axle is installed to demonstration board front side, there is the swivel mount through the bushing on the fixed axle, fixed slot is installed to swivel mount inner chamber symmetry, be provided with the rotary rod between the swivel mount, install the light screen on the rotary rod, be provided with the light trap on the light screen, the mounting is installed to the rotary rod outer end, be provided with light source emitter on the mounting, simple structure, reasonable in design can conveniently demonstrate the refraction phenomenon, can let the student observe experimentation and result more clearly.
Description
Technical Field
The utility model relates to an optical refraction presentation device for physical teaching belongs to demonstration teaching aid field.
Background
Light is along the straight line propagation in even medium, however, light has probably crooked in inhomogeneous medium, the direction of propagation changes when inciding into another kind of medium from a medium promptly, this kind of phenomenon is called the refraction of light, must go on in the darkroom carrying out physics teaching geometry optical experiment, and the experimental apparatus is bulky, heavy, inconvenient carrying, can't demonstrate the teaching directly towards the student in the classroom, because only can see light clearly in the darkroom, just can observe obvious light path phenomenon, current presentation device, the operation is more complicated, and the demonstration to light is comparatively fuzzy, inconvenient student watches, and angle adjustment is comparatively troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves overcomes current defect, the utility model provides an optical refraction presentation device for physical teaching, through setting up the demonstration board, the angle that can conveniently send the light source demonstrates with refraction angle, the demonstration ring can carry out clear demonstration to the light after the refraction, make the experimentation more convenient observe, make things convenient for the student to watch, through setting up the swivel mount, can support fixedly to refraction lens or transparent basin, can rotate simultaneously, conveniently carry out the refraction demonstration, through setting up the rotary rod, can carry out fixed stay to the light source transmitter, the convenient angle to the rotary rod of dead slot calibrates, the light trap can be injectd light source diameter and light source direction and standard, thereby reduce the influence of light source scattering to the demonstration result, can effectively solve the problem in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides an optical refraction presentation device for physical teaching, includes the base, the mount is installed at the base top, the demonstration board is installed to the mount front side, demonstration board edge is provided with the display ring, the fixed axle is installed to demonstration board front side, there is the swivel mount through the bushing on the fixed axle, fixed slot is installed to swivel mount inner chamber symmetry, be provided with the rotary rod between the swivel mount, install the light screen on the rotary rod, be provided with the light trap on the light screen, the mounting is installed to the rotary rod outer end, be provided with light source emitter on the mounting.
Further, the display ring comprises a light shielding strip, and a display adhesive tape is arranged on the inner side of the light shielding strip.
Further, the rotating frame is movably connected with the fixed shaft through a bearing, the fixed clamping groove is arranged on the axis of the fixed shaft, and a dial fixed on the fixed shaft is arranged on the rear side of the rotating frame.
Furthermore, the rotating rod is connected with the fixed shaft through a rotating sleeve, and a resistance sleeve is arranged between the rotating sleeve and the fixed shaft.
Further, the rotating rod is provided with an empty groove, the empty groove is arranged between the fixing piece and the light shielding plate, and the empty groove is arranged on the central axis of the rotating rod.
Further, arc-shaped clamping pieces are symmetrically arranged on the fixing piece.
The utility model discloses beneficial effect:
1. by arranging the demonstration board, the angle and the refraction angle emitted by the light source can be conveniently displayed, and the display ring can clearly display the refracted light, so that the experimental process is more convenient to observe and is convenient for students to watch;
2. by arranging the rotating frame, the refraction lens or the transparent water tank can be supported and fixed and can be rotated at the same time, so that refraction demonstration is convenient to carry out;
3. through setting up the rotary rod, can carry out fixed stay to the light source transmitter, the dead slot is convenient to calibrate the angle of rotary rod, and the light trap can be injectd light source diameter and light source direction and standard to reduce the influence of light source scattering to the demonstration result.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is the structure schematic diagram of the optical refraction demonstration device for physics teaching of the utility model.
Fig. 2 is the utility model discloses an optical refraction presentation device rotary rod structure chart for physical teaching.
Fig. 3 is the utility model relates to a solid fixed ring section view of optical refraction presentation device for physical teaching.
Fig. 4 is the structure diagram of the optical refraction demonstration device rotating frame for physics teaching of the utility model.
Reference numbers in the figures: 1. a base; 2. a fixed mount; 3. a demonstration board; 4. a display ring; 5. a fixed shaft; 6. a rotating frame; 7. fixing the clamping groove; 8. rotating the rod; 9. a visor; 10. a light-transmitting hole; 11. a fixing member; 12. a light source emitter; 13. a shading strip; 14. a display adhesive tape; 15. a dial scale; 16. an empty groove; 17. an arc-shaped clamping piece.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in FIGS. 1-4, an optical refraction demonstration device for physics teaching comprises a base 1, wherein a fixed frame 2 is installed at the top of the base 1, a demonstration board 3 is installed at the front side of the fixed frame 2, and can conveniently show the angle and the refraction angle sent by a light source, a display ring 4 is arranged at the edge of the demonstration board 3, and can clearly display the light after refraction, so that the experimental process can be observed more conveniently and students can watch conveniently, a fixed shaft 5 is installed at the front side of the demonstration board 3, a rotating frame 6 is connected onto the fixed shaft 5 through a sleeve and can support and fix a refraction lens or a transparent water tank and can rotate at the same time, so that the refraction demonstration can be conveniently carried out, fixed clamping grooves 7 are symmetrically installed in the inner cavity of the rotating frame 6, a rotating rod 8 is arranged between the rotating frames 6, so that a light source emitter 12 can be fixedly supported, the convenient angle to rotary rod 8 of dead slot calibrates, install light screen 9 on the rotary rod 8, be provided with light trap 10 on the light screen 9, can prescribe a limit to and the standard light source diameter and light source direction to reduce the influence of light source scattering to the demonstration result, mounting 11 is installed to rotary rod 8 outer end, be provided with light source emitter 12 on the mounting 11.
As shown in fig. 2, an empty slot 16 is disposed on the rotating rod 8, the empty slot 16 is disposed between the fixing element 11 and the light shielding plate 9, the empty slot 16 is disposed on the central axis of the rotating rod 8, so that the angle of the rotating rod 8 can be conveniently calibrated, and arc-shaped clamping pieces 17 are symmetrically disposed on the fixing element 11, so that the light source emitter 12 can be conveniently fixed.
As shown in fig. 3, display ring 4 includes light shading strip 13, light shading strip 13 inboard is provided with and shows adhesive tape 14, can conveniently show the light of refracting out, makes light more obvious, makes things convenient for the student to observe.
As shown in fig. 4, through bearing swing joint between swivel mount 6 and the fixed axle 5, fixed slot 7's position sets up on the axis of fixed axle 5, swivel mount 6 rear side is provided with the calibrated scale 15 of fixing on fixed axle 5, can adjust the angle of refraction lens etc. to conveniently demonstrate refraction light, rotary rod 8 is connected through rotatory bushing with fixed axle 5, and still is provided with the resistance cover between rotatory bushing and the fixed axle 5.
The utility model discloses the theory of operation: install refraction lens in fixing groove 7 of swivel mount 6 during the use, with 12 cards of light source emitter on mounting 11, the angle of adjustment rotary rod 8 and swivel mount 6, then the angle of light-operated calibration light source emitter 12 is rolled over to the rethread, during the refraction phenomenon demonstration, light after the refraction shows through showing ring 4, makes things convenient for the student to watch and observes.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides an optical refraction presentation device for physics teaching, includes base (1), its characterized in that: mount (2) are installed at base (1) top, demonstration board (3) are installed to mount (2) front side, demonstration board (3) edge is provided with shows ring (4), fixed axle (5) are installed to demonstration board (3) front side, there is swivel mount (6) through bushing connection on fixed axle (5), fixed slot (7) are installed to swivel mount (6) inner chamber symmetry, be provided with rotary rod (8) between swivel mount (6), install light screen (9) on rotary rod (8), be provided with light trap (10) on light screen (9), mounting (11) are installed to rotary rod (8) outer end, be provided with light source emitter (12) on mounting (11).
2. An optical refraction demonstration apparatus for physics teaching according to claim 1 further comprising: the display ring (4) comprises a shading strip (13), and a display rubber strip (14) is arranged on the inner side of the shading strip (13).
3. An optical refraction demonstration apparatus for physics teaching according to claim 1 further comprising: the rotary frame (6) is movably connected with the fixed shaft (5) through a bearing, the position of the fixed clamping groove (7) is arranged on the axis of the fixed shaft (5), and the rear side of the rotary frame (6) is provided with a dial (15) fixed on the fixed shaft (5).
4. An optical refraction demonstration apparatus for physics teaching according to claim 1 further comprising: the rotating rod (8) is connected with the fixed shaft (5) through a rotating sleeve, and a resistance sleeve is further arranged between the rotating sleeve and the fixed shaft (5).
5. An optical refraction demonstration apparatus for physics teaching according to claim 1 further comprising: an empty groove (16) is formed in the rotating rod (8), the empty groove (16) is formed between the fixing piece (11) and the light shielding plate (9), and the empty groove (16) is formed in the central axis of the rotating rod.
6. An optical refraction demonstration apparatus for physics teaching according to claim 1 further comprising: arc-shaped clamping pieces (17) are symmetrically arranged on the fixing piece (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121050665.5U CN214504767U (en) | 2021-05-17 | 2021-05-17 | Optical refraction demonstration device for physics teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121050665.5U CN214504767U (en) | 2021-05-17 | 2021-05-17 | Optical refraction demonstration device for physics teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214504767U true CN214504767U (en) | 2021-10-26 |
Family
ID=78204916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121050665.5U Expired - Fee Related CN214504767U (en) | 2021-05-17 | 2021-05-17 | Optical refraction demonstration device for physics teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214504767U (en) |
-
2021
- 2021-05-17 CN CN202121050665.5U patent/CN214504767U/en not_active Expired - Fee Related
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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: 20211026 |