CN203673731U - Optical dispersion demonstration device - Google Patents
Optical dispersion demonstration device Download PDFInfo
- Publication number
- CN203673731U CN203673731U CN201420001409.0U CN201420001409U CN203673731U CN 203673731 U CN203673731 U CN 203673731U CN 201420001409 U CN201420001409 U CN 201420001409U CN 203673731 U CN203673731 U CN 203673731U
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- movable block
- light source
- microscope base
- optical dispersion
- demonstration device
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Abstract
The utility model relates to an optical dispersion demonstration device. The optical dispersion demonstration device comprises a base and a prism extending along the left-right direction, the base is provided with a prism seat arranged in the left-back direction and a light source seat used for installing a corresponding light source, the prism is rotatably assembled on the prism seat around a rotation axis extending in the left-right direction, and/or the light source seat is rotatably assembled on the base around the rotation axis extending in the left-right direction. When the optical dispersion demonstration device is in use, the light source is arranged on the light source seat, since the prism is rotatably assembled on the prism seat around the rotation axis extending in the left-right direction, and/or the light source seat is rotatably assembled on the base around the rotation axis extending in the left-right direction, at least one of the prism and the light source can rotate around the rotation axis extending in the left-right direction, and convenient adjustment of an incidence angle of lights can be realized by the rotation of either the prism or the light source.
Description
Technical field
The utility model relates to teaching aid, relates in particular to a kind of optical dispersion demonstration device.
Background technology
In Experiments of Optics, optical dispersion demonstration device is that the white light of light source is divided into continuous seven-colour-light by the refraction of prism, and the effect of experiment is that explanation white can dispersion be continuous seven-colour-light.Existing a kind of optical dispersion demonstration device as disclosed in Chinese patent CN102097025A " a kind of dispersion experimental device of light ", comprises pedestal, the prism and the light source that before and after being provided with on pedestal, arrange.When use, the light that light source is broken forth forms continuous seven-colour-light through the refraction of prism, show that to student white light is synthesized by seven-colour-light according to this, the problem that existing this optical dispersion demonstration device exists is: light source and prism are all fixed on pedestal, this incident angle of light that also just means that light source is radiated on prism can not be adjusted in real time, angular relationship between light source and prism is at light source, when being fixed on pedestal, prism just must guarantee, this has increased the manufacture difficulty of optical dispersion demonstration device on the one hand, simultaneously can not demonstrate out the impact which aspect is the difference of incident angle can bring on anaclasis to students, be difficult to realize the phenomenon that forward " arch rainbow " and reverse " arch rainbow " appear after by prism in demonstration light, be unfavorable for student's Inquiry Learning.
Summary of the invention
The purpose of this utility model is to provide a kind of angle of light degree adjustable optical dispersion demonstration device.
In order to address the above problem, the technical solution of the utility model is:
Optical dispersion demonstration device, the prism that comprises pedestal and extend along left and right directions, on described pedestal, be provided with before and after arrange microscope base and for the light source base of respective sources is installed, described prism with left and right directions extend pivot axis be assemblied on described microscope base and/or described light source base with left and right directions extend pivot axis be assemblied on described pedestal.
Described pedestal comprises the matrix that described microscope base is installed, and is provided with the guide frame that guide direction is extended along fore-and-aft direction on described matrix, and described pedestal also comprises that guiding movement is assemblied in the movable block on described guide rail, and described light source base is arranged on described movable block.
Described guide frame comprises two spaced apart guideposts in left and right, and described movable block guiding movement is assemblied on described guidepost.
The lower movable block part that described movable block comprises upper movable block part setting up and down and coordinates with described guide rail guiding movement, described light source base is arranged in described upper movable block part, described upper movable block part is moving up and down to be assemblied in described lower movable block part, in described upper movable block part or lower movable block part, be provided with after upper movable block part moves up and down adjustment on movable block part carry out the movable block lock-screw of locking positioning.
On described movable block, be installed with the pull bar for operating personnel's application of force extending along fore-and-aft direction.
Described microscope base comprises opening up and has a U-shaped bracing frame of left and right sidewall, the corresponding notch left and right end face groove upward that offers on the upper surface of described left and right sidewall, the two ends, left and right of described prism are fixedly installed respectively the left and right supporting revolving shaft being rotatably assorted with left and right end face groove.
Described microscope base comprises upper microscope base part setting up and down and the lower microscope base part being fixedly connected with described pedestal, described upper microscope base part is moving up and down to be assemblied in described lower microscope base part, in described upper microscope base part or lower microscope base part, be provided with after upper microscope base part moves up and down adjustment on microscope base part carry out the microscope base lock-screw of locking positioning.
The pivot axis that described light source base extends with left and right directions is assemblied on described pedestal, is also provided with lens carrier on described pedestal, and the top in described light source base on lens carrier is provided with facted lens.
The beneficial effects of the utility model are: when use, light source is installed on light source base, the pivot axis that pivot axis is assemblied on microscope base and/or light source base extends with left and right directions of extending with left and right directions due to prism is assemblied on pedestal, so at least one in prism, light source is the pivot axis that can extend with left and right directions, so no matter to rotate prism or light source and can realize the convenient adjustment of angle of light degree.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1 of the present utility model;
Fig. 2 is the structural representation of embodiment 2 of the present utility model.
Embodiment
The embodiment 1 of optical dispersion demonstration device is as shown in Figure 1: comprise pedestal, pedestal comprises the matrix 9 being made up of sheet material, the front end of matrix is provided with microscope base, on matrix, be provided with front vertical plate 8 in the rear of microscope base, back vertical plate 17, before, on back vertical plate, be provided with two spaced apart guideposts 10 in left and right, two guideposts have formed the guide frame of guide direction along fore-and-aft direction, pedestal also comprises the movable block of guiding slidable fit on two guideposts, movable block comprises upper movable block part 14 setting up and down and the lower movable block part 16 coordinating with guide rail guiding movement, in lower movable block part, be provided with the movable block pilot hole that guide direction is extended along the vertical direction, upper movable block part guiding is slided and is inserted in movable block pilot hole, on the hole wall of movable block pilot hole, be installed with the movable block lock-screw 15 that axis radially extends along movable block pilot hole, movable block lock-screw is for hold out against movable block part after upper movable block part moves up and down adjustment and by upper movable block part locking positioning.In upper movable block part, be rotatably equipped with pivot center along left and right directions extend for the light source base 13 of respective sources 11 is installed, light source base can be realized self-locking according to the friction force between light source base and upper movable block part after rotating and adjusting, light source base comprises opening up U-shaped slips 12, when use, light source can be installed in U-shaped slips.In lower movable block part, be fixedly installed the pull bar 18 for operating personnel's application of force extending along fore-and-aft direction, the rear end guiding of pull bar is installed on back vertical plate.Microscope base comprises upper microscope base part 4 setting up and down and the lower microscope base part 6 being fixedly connected with pedestal, in lower microscope base part, be provided with the microscope base pilot hole 7 that guide direction is extended along the vertical direction, upper microscope base part guiding is inserted in microscope base pilot hole, on the hole wall of microscope base pilot hole, be installed with the microscope base lock-screw 5 that radially extend of axis along microscope base pilot hole, microscope base lock-screw is for hold out against microscope base part after upper microscope base part moves up and down adjustment and by upper microscope base part locking positioning.Upper microscope base part comprises opening up and has a left side, the U-shaped bracing frame 3 of right side wall, left, on the upper surface of right side wall, offer respectively notch left side groove upward, right side groove, optical dispersion demonstration device also comprises the prism 2 extending along left and right directions, the two ends, left and right of prism are fixedly installed respectively and a left side, the left support rotating shaft 1 that right side groove is rotatably assorted and right support rotating shaft, prism is by left, right support rotating shaft is rotated and is assemblied in microscope base part, prism can be according to a left side after rotation is adjusted, right support rotating shaft is with left, friction force between the groove of right side realizes self-locking.
When use, light source is installed on light source base, the height of prism, light source all can be adjusted, the pivot center that prism, light source also can extend with left and right directions respectively rotates adjustment, drive movable block, light source base and light source to move forward and backward by pull bar and can realize the distance of adjusting between light source and prism, can obtain better optical dispersion image by the adjustment of each parts like this, in the process of adjusting at each parts, can also make student clearly recognize which impact different angle of light degree can bring to optical dispersion simultaneously; Prism in use, by left and right supporting revolving shaft being assemblied in left and right end face groove from top to bottom, in the time not using, can be very easily from the bottom to top by taking out in left and right end face groove.
In other embodiment of this optical dispersion demonstration device: guidepost can also be replaced by other guide frame, such as the dovetail groove that guide direction is extended along fore-and-aft direction is provided with in lower movable block part and the dovetail groove dovetail guide being slidably matched that leads; Between lower movable block part and guidepost, linear bearing can also be set, now descend between movable block part and guidepost as the guiding of rolling coordinates; Certainly guide frame also can not established, and now descends movable block part can be directly fixed on matrix; Upper movable block part along the vertical direction orienting sleeve is loaded on the adjustment that moves up and down that realizes movable block part in lower movable block part, now movable block lock-screw can spinning in upper movable block part; Certainly moving up and down piece part can also fix assembling or be wholely set; U-shaped slips can also not established, and now light source can be bolted structure and is fixed on light source base; Upper microscope base part along the vertical direction orienting sleeve is loaded on the adjustment that moves up and down that realizes microscope base part in lower microscope base part, now microscope base lock-screw can spinning in upper microscope base part; Upper and lower microscope base part can also be fixed assembling or is wholely set; Fixing also after prism rotates and adjusts can not realize by the friction force between left and right supporting revolving shaft and left and right end face groove, such as spinning is used for and the friction tight screw that holds out against in corresponding supporting revolving shaft top on a left side and/or right side wall, as a same reason, fixing after light source base rotation adjustment also can not realized by the friction force between light source base and upper movable block part; Certainly, it is fixed in light source base, these two parts of prism, can also having parts, such as in the time that light source base can rotate, prism is fixed in microscope base part, and in the time that prism can rotate, light source base is fixed in movable block part.
The embodiment 2 of optical dispersion demonstration device is as shown in Figure 2: embodiment 2 as different from Example 1, on pedestal, be also provided with lens carrier 20, lens carrier is downward opening U-shaped structure, the arranged on left and right sides of lens carrier is individually fixed on the matrix 9 of guide frame left and right side, on lens carrier, be provided with facted lens 19 in the top of light source base, when use, adjust the light direction of penetrating of light source 11, make light source penetrate light upward and to facted lens, just can demonstrate the refraction situation of bright dipping after polyhedron to student.
Claims (8)
1. optical dispersion demonstration device, the prism that comprises pedestal and extend along left and right directions, it is characterized in that: on described pedestal, be provided with before and after arrange microscope base and for the light source base of respective sources is installed, described prism with left and right directions extend pivot axis be assemblied on described microscope base and/or described light source base with left and right directions extend pivot axis be assemblied on described pedestal.
2. optical dispersion demonstration device according to claim 1, it is characterized in that: described pedestal comprises the matrix that described microscope base is installed, on described matrix, be provided with the guide frame that guide direction is extended along fore-and-aft direction, described pedestal also comprises that guiding movement is assemblied in the movable block on guide rail, and described light source base is arranged on described movable block.
3. optical dispersion demonstration device according to claim 2, is characterized in that: described guide frame comprises two spaced apart guideposts in left and right, and described movable block guiding movement is assemblied on described guidepost.
4. optical dispersion demonstration device according to claim 2, it is characterized in that: the lower movable block part that described movable block comprises upper movable block part setting up and down and coordinates with described guide rail guiding movement, described light source base is arranged in described upper movable block part, described upper movable block part is moving up and down to be assemblied in described lower movable block part, in described upper movable block part or lower movable block part, be provided with after upper movable block part moves up and down adjustment on movable block part carry out the movable block lock-screw of locking positioning.
5. optical dispersion demonstration device according to claim 2, is characterized in that: on described movable block, be installed with the pull bar for operating personnel's application of force extending along fore-and-aft direction.
6. optical dispersion demonstration device according to claim 1, it is characterized in that: described microscope base comprises opening up and has a U-shaped bracing frame of left and right sidewall, the corresponding notch left and right end face groove upward that offers on the upper surface of described left and right sidewall, the two ends, left and right of described prism are fixedly installed respectively the left and right supporting revolving shaft being rotatably assorted with left and right end face groove.
7. optical dispersion demonstration device according to claim 1, it is characterized in that: described microscope base comprises upper microscope base part setting up and down and the lower microscope base part being fixedly connected with described pedestal, described upper microscope base part is moving up and down to be assemblied in described lower microscope base part, in described upper microscope base part or lower microscope base part, be provided with after upper microscope base part moves up and down adjustment on microscope base part carry out the microscope base lock-screw of locking positioning.
8. according to the optical dispersion demonstration device described in claim 1 ~ 7 any one, it is characterized in that: the pivot axis that described light source base extends with left and right directions is assemblied on described pedestal, on described pedestal, be also provided with lens carrier, the top in described light source base on lens carrier is provided with facted lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420001409.0U CN203673731U (en) | 2014-01-02 | 2014-01-02 | Optical dispersion demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420001409.0U CN203673731U (en) | 2014-01-02 | 2014-01-02 | Optical dispersion demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203673731U true CN203673731U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420001409.0U Expired - Fee Related CN203673731U (en) | 2014-01-02 | 2014-01-02 | Optical dispersion demonstration device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203673731U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633755A (en) * | 2017-09-30 | 2018-01-26 | 吴建莲 | A kind of portable type grating diffraction demonstration teaching apparatus |
| CN108227108A (en) * | 2018-02-12 | 2018-06-29 | 张天 | Experiments of Optics condenser transposition device |
| CN110189602A (en) * | 2019-06-03 | 2019-08-30 | 重庆工业职业技术学院 | Intelligent tutoring system is used in a kind of teaching |
-
2014
- 2014-01-02 CN CN201420001409.0U patent/CN203673731U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633755A (en) * | 2017-09-30 | 2018-01-26 | 吴建莲 | A kind of portable type grating diffraction demonstration teaching apparatus |
| CN108227108A (en) * | 2018-02-12 | 2018-06-29 | 张天 | Experiments of Optics condenser transposition device |
| CN110189602A (en) * | 2019-06-03 | 2019-08-30 | 重庆工业职业技术学院 | Intelligent tutoring system is used in a kind of teaching |
| CN110189602B (en) * | 2019-06-03 | 2022-02-08 | 重庆工业职业技术学院 | Intelligent teaching system for 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: 20140625 Termination date: 20180102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |