CN201084305Y - A teaching light reflection demonstration instrument - Google Patents
A teaching light reflection demonstration instrument Download PDFInfo
- Publication number
- CN201084305Y CN201084305Y CNU2007200252135U CN200720025213U CN201084305Y CN 201084305 Y CN201084305 Y CN 201084305Y CN U2007200252135 U CNU2007200252135 U CN U2007200252135U CN 200720025213 U CN200720025213 U CN 200720025213U CN 201084305 Y CN201084305 Y CN 201084305Y
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- light
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- optical screen
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Abstract
The utility model provides a light reflection demonstration instrument, comprising a light screen board and a plane mirror, wherein the light screen board is vertically arranged on the base and connected with the base; the plane mirror is horizontally arranged on the front side of the light screen board and connected with the base; the light screen board is provided with a window, which is provided with a small door, which forms a plane with the light screen board and hinged with the light screen board; the light screen board is provided with a streamer lamp, which contacts with the light screen board and is corresponding to the plane mirror. The utility model has the advantages that with the light screen board and the plane mirror respectively connected with the base, the plane mirror arranged at the center of the front side of the light screen board, which is provided with window and streamer lamp, the positions of the incident ray and the reflected ray do not need adjusting before every experiment class, thus time and labor of teachers are greatly saved, and thus the widely application facilitates teaching and brings about good social and economic benefit.
Description
Technical field
The utility model relates to the teaching equipment technical field, specifically a kind of teaching reflection of light demonstrator.
Background technology
At present, in the middle of the teaching of middle school physics lesson, for making the further understanding of deepening " reflection of light law " of student, form of teaching carries out mostly by experiment, promptly place a level crossing on the table, and be arranged on the level crossing by optical screen of an iron stand clamping, optical screen adopts collapsible form, again by shot-light of another iron stand clamping, by the light beam irradiates level crossing of shot-light, level crossing then reflects incident ray and reflection ray then with this beam reflection respectively with this on optical screen, can image verify the reflection of light law: " light reflex time, reflection ray; incident ray and normal are in same plane; Reflection ray and incident ray lay respectively at the normal both sides; Reflection angle equals incident angle." still, when going up laboratory at every turn, this kind mode of operation, instructors all to be the accurate position of adjustment incident ray, reflection ray, and waste plenty of time and manpower.Thus, it has brought inconvenience for teacher's teaching.
Summary of the invention
The purpose of this utility model provides a kind of teaching reflection of light demonstrator, and it can solve instructors that prior art exists when going up laboratory at every turn, all will be the accurate position of adjusting incident ray, reflection ray, and the problem of wasting plenty of time and manpower.
The purpose of this utility model is achieved through the following technical solutions: the reflection of light demonstrator is used in teaching, and it comprises optical screen plate and level crossing, and the optical screen plate is vertically to being installed on the base, and is connected with base; The level crossing level is to the front side that is arranged on the optical screen plate, and is connected with base; Offer window on the optical screen plate, wicket is installed on the window, wicket forms the plane with the optical screen plate and is hinged mutually; On the optical screen plate shot-light is installed, shot-light contacts with the optical screen plate and is corresponding with level crossing.
For further realizing the purpose of this utility model, also can finish by the following technical programs: the optical screen plate is semicircle sheet, and it extends to the right in semicircular center offers the window that is fan-shaped, and it is fan-shaped that wicket is.Level crossing is corresponding with the semicircular center of optical screen plate.Offer the bar hole that extends from inside to outside on the lower surface of shot-light, bar hole and optical screen plate front surface be the right angle each other.Shot-light is cylindrical, connects holding frame on it, and holding frame is installed on the optical screen plate and with it and contacts.The inner illuminator of installing of shot-light laterally connects cylindrical transmissive mirror on the shot-light, transmissive mirror is arranged between illuminator and the bar hole.Connect charger in the base, connect switch on the base, charger is connected with switch and shot-light by lead.Battery is installed in the shot-light.The center of optical screen plate front surface be provided with vertically to normal souvenir scale mark, the and arranged on left and right sides of the normal souvenir scale mark correspondence that tilts respectively is provided with at least one left side angle scale mark and at least one right side angle scale mark, is provided with and the corresponding angle index line of right side angle scale mark on the front surface of wicket.
The beneficial effect that the utility model can produce: because of respectively with on optical screen plate and the base that level crossing is connected, level crossing is arranged on the center of optical screen plate front side, and on the optical screen plate, offer window, the wicket that forms the plane with the optical screen plate is installed in the window, on the optical screen plate, shot-light is installed again, it need not be on each all will adjust the accurate position of incident ray, reflection ray during laboratory, so saved the plenty of time and the manpower of instructors; Because of the optical screen plate is adopted semicircle sheet, institute so that shot-light thereon along the semicircle displacement of porch and the various angles of conversion are very convenient.Thus, widespread use of the present utility model not only greatly facilitates teaching, and can produce good social, economic benefit.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the A-A view of Fig. 1.
Embodiment
Teaching of the present utility model reflection of light demonstrator, it comprises optical screen plate 2 and level crossing 4, optical screen plate 2 is vertically to being installed on the base 1, and is connected with base 1; Level crossing 4 levels are to the front side that is arranged on optical screen plate 2, and are connected with base 1; Offer window 2a on the optical screen plate 2, window 2a goes up wicket 3 is installed, and wicket 3 forms the plane with optical screen plate 2 and is hinged mutually; Shot-light 11 is installed on the optical screen plate 2, and shot-light 11 contacts with optical screen plate 2 and is corresponding with level crossing 4.Optical screen plate 2 is semicircle sheet, and it extends to the right in semicircular center offers the window 2a that is fan-shaped, and wicket 3 is fan-shaped.Level crossing 4 is corresponding with optical screen plate 2 semicircular centers.Offer the bar hole 13 that extends from inside to outside on the lower surface of shot-light 11, bar hole 13 and optical screen plate 2 front surfaces are the right angle each other.Shot-light 11 is cylindrical, connects holding frame 11a on it, and holding frame 11a is installed on the optical screen plate 2 and with it and contacts.The shot-light 11 inner illuminators 12 of installing laterally connect cylindrical transmissive mirror 14 on the shot-light 11, transmissive mirror 14 is arranged between illuminator 12 and the bar hole 13.Connect charger 1a in the base 1, connect switch 1b on the base 1, charger 1a is connected with switch 1b and shot-light 11 by lead.Battery is installed in the shot-light 11.The center of optical screen plate 2 front surfaces be provided with vertically to normal souvenir scale mark 22, the and arranged on left and right sides of normal souvenir scale mark 22 correspondence that tilts respectively is provided with at least one left side angle scale mark 22a and at least one right side angle scale mark 22b, is provided with and the corresponding angle index line of right side angle scale mark 22b 22bb on the front surface of wicket 3.
During making, process various parts assemblings by above-mentioned requirements and get final product.Charger 1a in the base 1 can be the powered battery form, also can be AC transformation commutation supply voltage form.Button cell can also be installed in shot-light 11, directly give illuminator 12 power supplies.During use, operating switch 1b opens shot-light 11, behind the light beam irradiates level crossing 4, then occurs incident ray 21 and reflection ray 23 on optical screen plate 2 surfaces simultaneously; After opening wicket 3,23 disappearances of reflection ray are with this image checking reflection of light law.
Technical scheme described in the utility model is not limited only to the embodiment of present embodiment record, can also have other embodiment to finish the technical solution of the utility model.
The technology that the utility model is not described in detail partly is known technology.
Claims (9)
1. the reflection of light demonstrator is used in teaching, and it comprises optical screen plate (2) and level crossing (4), it is characterized in that: optical screen plate (2) is vertically to being installed on the base (1), and is connected with base (1); Level crossing (4) level is to the front side that is arranged on optical screen plate (2), and is connected with base (1); Offer window (2a) on the optical screen plate (2), window (2a) is gone up wicket (3) is installed, and wicket (3) forms the plane with optical screen plate (2) and is hinged mutually; Optical screen plate (2) is gone up shot-light (11) is installed, and shot-light (11) contacts with optical screen plate (2) and be corresponding with level crossing (4).
2. teaching reflection of light demonstrator according to claim 1 is characterized in that: optical screen plate (2) is semicircle sheet, and it extends to the right in semicircular center offers the window (2a) that is fan-shaped, and wicket (3) is fan-shaped.
3. teaching reflection of light demonstrator according to claim 1 is characterized in that: level crossing (4) is corresponding with the semicircular center of optical screen plate (2).
4. teaching reflection of light demonstrator according to claim 1 is characterized in that: offer the bar hole (13) that extends from inside to outside on the lower surface of shot-light (11), bar hole (13) and optical screen plate (2) front surface be the right angle each other.
5. teaching reflection of light demonstrator according to claim 1 is characterized in that: shot-light (11) connects holding frame (11a) for cylindrical on it, holding frame (11a) is installed in optical screen plate (2) and upward and with it contacts.
6. according to claim 1 or 4 described teaching reflection of light demonstrators, it is characterized in that: the inner illuminator (12) of installing of shot-light (11), shot-light (11) is gone up and is laterally connected cylindrical transmissive mirror (14), and transmissive mirror (14) is arranged between illuminator (12) and the bar hole (13).
7. teaching reflection of light demonstrator according to claim 1 is characterized in that: connect charger (1a) in the base (1), base (1) is gone up and is connected switch (1b), and charger (1a) is connected with switch (1b) and shot-light (11) by lead.
8. teaching reflection of light demonstrator according to claim 1 is characterized in that: battery is installed in the shot-light (11).
9. teaching reflection of light demonstrator according to claim 1, it is characterized in that: the center of optical screen plate (2) front surface be provided with vertically to normal souvenir scale mark (22), the and arranged on left and right sides of normal souvenir scale mark (22) correspondence that tilts respectively is provided with at least one left side angle scale mark (22a) and at least one right side angle scale mark (22b), is provided with and the corresponding angle index line in right side angle scale mark (22b) (22bb) on the front surface of wicket (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200252135U CN201084305Y (en) | 2007-07-13 | 2007-07-13 | A teaching light reflection demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200252135U CN201084305Y (en) | 2007-07-13 | 2007-07-13 | A teaching light reflection demonstration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201084305Y true CN201084305Y (en) | 2008-07-09 |
Family
ID=39626777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200252135U Expired - Fee Related CN201084305Y (en) | 2007-07-13 | 2007-07-13 | A teaching light reflection demonstration instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201084305Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531063A (en) * | 2013-10-14 | 2014-01-22 | 刘建国 | Geometric optical experiment instrument |
| CN103646598A (en) * | 2013-12-14 | 2014-03-19 | 王长录 | Light reflection law experiment probe instrument |
| CN104167142A (en) * | 2013-05-18 | 2014-11-26 | 王廷杰 | Multifunctional optical experiment instrument |
| CN106228877A (en) * | 2016-07-30 | 2016-12-14 | 董亚伦 | The reflection teaching demonstration device of light |
-
2007
- 2007-07-13 CN CNU2007200252135U patent/CN201084305Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167142A (en) * | 2013-05-18 | 2014-11-26 | 王廷杰 | Multifunctional optical experiment instrument |
| CN103531063A (en) * | 2013-10-14 | 2014-01-22 | 刘建国 | Geometric optical experiment instrument |
| CN103646598A (en) * | 2013-12-14 | 2014-03-19 | 王长录 | Light reflection law experiment probe instrument |
| CN103646598B (en) * | 2013-12-14 | 2015-09-02 | 王长录 | A kind of reflection law experiment probe instrument of light |
| CN106228877A (en) * | 2016-07-30 | 2016-12-14 | 董亚伦 | The reflection teaching demonstration device of light |
| CN106228877B (en) * | 2016-07-30 | 2018-10-02 | 朱晶晶 | The reflection teaching demonstration device of light |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080709 |