CN105957432B - The reflection teaching demonstration device of light - Google Patents
The reflection teaching demonstration device of light Download PDFInfo
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- CN105957432B CN105957432B CN201610588521.2A CN201610588521A CN105957432B CN 105957432 B CN105957432 B CN 105957432B CN 201610588521 A CN201610588521 A CN 201610588521A CN 105957432 B CN105957432 B CN 105957432B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/22—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for optics
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- Business, Economics & Management (AREA)
- Optics & Photonics (AREA)
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of reflection teaching demonstration devices of light, including bearing assembly and the light source assembly, angle scale component, guide wheel assembly and the reflection subassembly that are set to the bearing assembly leading flank, sheet of the present invention can accurately demonstrate out the reflecting experimental effect of light, promote learning effect, guarantee teaching vivid and interesting, the present invention is suitble to be widely applied in physics teaching.
Description
Technical field
The present invention relates to a kind of physical teaching aid, the reflection teaching demonstration device of specifically a kind of light.
Background technique
Students aid in teaching aid and experimental provision when learning book knowledge, the understanding to knowledge is deepened
Have and greatly help with grasping, especially for the student of the relevant knowledges such as the reflection of first contacts study light, physics with
Hall experimental provision is very necessary.And in existing physics teaching, just lack such physics in-class experiment device, teacher
Book knowledge is fully relied on to carry out teaching or oneself make some nonstandard self-control physical teaching aids to help student to manage
Physical knowledge is solved, ideal effect is all not achieved in the either reliability of teaching aid and actual teaching purpose.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of reflection teaching demonstration device of light, is able to solve existing skill
The above problem in the presence of art.
The present invention to achieve the above object, is achieved through the following technical solutions：
A kind of reflection teaching demonstration device of light, including bearing assembly and the light source for being set to the bearing assembly leading flank
Component, angle scale component, guide wheel assembly and reflection subassembly, the bearing assembly include pedestal and are set on the pedestal
Vertical plate, angle scale holding tank is provided on the vertical plate, and the angle scale holding tank is described for accommodating the angle scale component
Angle scale component includes with graduated angle scale, and the angle scale is circle, and the angle scale holding tank is in the horizontal direction
Length be greater than the maximum gauge of the angle scale and height on vertical direction is equal to the diameter of the angle scale so that described
Angle scale can move horizontally in angle scale holding tank, and light source assembly, the light are provided with above the angle scale holding tank
Source component includes that the light source that light source assembly can be driven to rotate adjusts body, and the guide wheel assembly includes the first guide wheel group, the second guide wheel
Group, third guide wheel group and four guide idler group, first guide wheel group and second guide wheel group, which are set on the vertical plate, to be located at
On the outside of the both ends of angle scale holding tank and level height is equal, the third guide wheel group and the four guide idler group level height phase
Deng, and the third guide wheel group is set to the underface of first guide wheel group, the four guide idler group is set to described second
The underface of guide wheel group, each guide wheel group include the guide wheel that two edges are arranged perpendicular to the vertical plate direction, the reflection subassembly
Upper end is provided with the first fixed plate, and first fixed plate top two sides are provided with the first guide rail and the second guide rail, the reflection
The lower end of component is equipped with the second fixed plate, and second fixed plate lower part two sides are provided with third guide rail and the 4th guide rail, described
Reflection subassembly is slidably assemblied in first guide wheel group, second guide wheel group and the third guide wheel group, the described 4th leads
Between wheel group, first guide wheel group and second guide wheel group are sliding close to the guide wheel of the vertical plate side and first guide rail
Dynamic cooperation, the guide wheel of first guide wheel group and second guide wheel group far from the vertical plate side and second guide rail slide
The guide wheel of cooperation, the third guide wheel group and the four guide idler group close to the vertical plate side is matched with third guide rail sliding
It closes, the guide wheel of the third guide wheel group and the four guide idler group far from the vertical plate side is matched with the 4th guide rail sliding
It closes, reflex reflector lens, the circle of the reflex reflector lens and the angle scale is provided between first guide rail and second guide rail
Height is equal in the horizontal direction for the heart.
As restriction, it is located above the angle scale holding tank in the vertical plate and is provided with light source assembly fixation hole, institute
Stating light source assembly further includes illuminator and illuminator fixation kit, and lightening hole, the luminous hole location are provided on the illuminator
Above the reflex reflector lens, the illuminator fixation kit includes light source clamping piece, and the light source clamping piece includes clamping piece
Bottom plate and the first wall and the second arm extended along two ends of the clamping piece bottom plate, the illuminator are held on described first
Between wall and second arm, first wall and second arm form two ends being open and are connected with bandage will shine
Body is fixed, and the light source is fixed in the plane of the clamping piece bottom plate far from the illuminator and adjusts body, the light source is adjusted
Body includes the bolt being connected with clamping piece bottom plate, the end and the light source assembly that the bolt and the clamping piece bottom plate are connected
Fixation hole assembles and another end is threadedly coupled with regulation handle, and preloading spring, the preload bullet are set on the bolt
Spring one end is resisted against on the trailing flank of the vertical plate and the other end is resisted against in the regulation handle.
It is limited as another kind, depth of the angle scale holding tank on the vertical plate is greater than the surface of the angle scale
Thickness.
As restriction, the inside upper part perforation of the angle scale holding tank is provided with fixed pin sliding groove, the angle scale
The lower inside perforation of holding tank is provided with slippage slot, and the slippage slot is set to the underface of the fixed pin sliding groove and length
Degree and depth are equal, and the angle scale component further includes the fixed pin for being connected in the trailing flank top of the angle scale, described
The end and fixed pin sliding groove assembly and another end that fixed pin and the angle scale are connected are fixed with sliding handle,
The distance between the sliding handle and the angle scale are equal to the depth of the fixed pin sliding groove, the institute on the angle scale
It states and is provided with sliding protrusion immediately below fixed pin, the length of the sliding protrusion and slippage slot assembly and the sliding protrusion
Degree is less than the length of the slippage slot.
It is limited as another kind, is set to first guide wheel group, the second guide wheel group, third guide wheel group or four guide idler group
In any one guide wheel group included by two guide wheels by connecting cylinder be connected, close to the guide wheel of the vertical plate side
It is fixed with assembly pin shaft in the side towards the vertical plate, it is solid that guide wheel corresponding with the assembly pin shaft is provided on the vertical plate
Determine hole, the assembly pin shaft and the guide wheel fixation hole assemble, and the assembly pin shaft is in the one end for stretching out the vertical plate trailing flank
Equipped with screw thread, nut is connected on the screw thread.
It is limited as further, is fixed with connecting rod between first fixed plate and second fixed plate, institute
The middle part setting for stating connecting rod is fluted.
The present invention is due to using above-mentioned structure, and compared with prior art, acquired technological progress is：
The present invention can carry out angular adjustment to the illuminator of light source assembly, and can hold by adjusting angle scale in angle scale
Trough inner water prosposition of receiving sets the center location of the position and angle scale that make light source be irradiated to reflex reflector lens along the direction perpendicular to vertical plate
On same straight line, guarantee the accuracy of experiment effect, promote study initiative, guarantees teaching vivid and interesting.
To sum up, practicability of the present invention is high, can satisfy physics teaching demand, and can reach good teaching efficiency.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
Fig. 1 is overall structure diagram described in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of bearing assembly front described in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram at bearing assembly rear portion described in the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of light source assembly described in the embodiment of the present invention；
Fig. 5 is the front portion structure schematic diagram of angle scale described in the embodiment of the present invention；
Fig. 6 is the rear structure schematic diagram of angle scale described in the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of one of guide wheel group described in the embodiment of the present invention；
Fig. 8 is the structural schematic diagram of one of reflection subassembly described in the embodiment of the present invention.
In the accompanying drawings：1, vertical plate；111, light source assembly fixation hole；121, guide wheel fixation hole；131, angle scale holding tank；
132, fixed pin sliding groove；133, slippage slot；2, pedestal；3, light source assembly；31, illuminator；311, lightening hole；41, illuminator
Fixation kit；411, light source clamping piece；4111, clamping piece bottom plate；4112, the first wall；4113, the second wall；412, bolt；413,
Regulation handle；414, preloading spring；5, bandage；6, angle scale component；611, angle scale；612, sliding handle；613, fixed pin；
614, sliding protrusion；7, guide wheel assembly；71, the first guide wheel group；72, the second guide wheel group；73, third guide wheel group；74, four guide idler
Group；711, guide wheel；712, connecting cylinder；713, pin shaft is assembled；714, nut；9, reflection subassembly；911, the first fixed plate；912,
First guide rail；913, the second guide rail；914 second fixed plates；915, third guide rail；916, the 4th guide rail；917, reflex reflector lens；
918, connecting rod.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is further explained.In the following detailed description, only pass through explanation
Mode describes certain exemplary embodiments of the invention.Undoubtedly, those skilled in the art will recognize,
In the case where without departing from the spirit and scope of the present invention, described embodiment can be repaired with a variety of different modes
Just.Therefore, attached drawing and description are regarded as illustrative in nature, and are not intended to limit the scope of the claims.
It should be noted that the herein presented noun of locality " forward and backward " is that vertical plate 1 is fixed on base
On the basis of plane when seat 2 where vertical plate 1, wherein " preceding " refer to vertical plate 1 towards the direction of reflection subassembly 9,
" rear " refers to that vertical plate 1 deviates from the direction of reflection subassembly 9, it is to be understood that the appearance of the above-mentioned noun of locality is merely to clear
Technical solution is stated, to the claimed technical solution of the present invention and is not constituted a limitation.
As Figure 1-Figure 8, the reflection teaching demonstration device of light according to an embodiment of the present invention, including bearing assembly and set
It is placed in light source assembly 3, angle scale component 6, guide wheel assembly 7 and the reflection subassembly 9 of the bearing assembly leading flank, the carrying
Component includes pedestal 2 and the vertical plate 1 that is set on the pedestal 2, is provided with angle scale holding tank 131 on the vertical plate 1, described
For angle scale holding tank 131 for accommodating the angle scale component 6, the angle scale component 6 includes with graduated angle scale
611, the angle scale 611 is circle, and the length of the angle scale holding tank 131 in the horizontal direction is greater than the angle scale
Height on 611 maximum gauge and vertical direction is equal to the diameter of the angle scale 611, so that the angle scale 611 can be
It is moved horizontally in angle scale holding tank 131, the top of the angle scale holding tank 131 is provided with light source assembly 3, the light source group
Part 3 includes that the light source that light source assembly 3 can be driven to rotate adjusts body, and the guide wheel assembly 7 includes the first guide wheel group 71, the second guide wheel
Group 72, third guide wheel group 73 and four guide idler group 74, first guide wheel group 71 and second guide wheel group 72 are set to described
It is located on the outside of the both ends of angle scale holding tank 131 on vertical plate 1 and level height is equal, the third guide wheel group 73 and the described 4th
74 level height of guide wheel group is equal, and the third guide wheel group is set to the underface of first guide wheel group 71, and the described 4th
Guide wheel group 74 is set to the underface of second guide wheel group 72, and each guide wheel group includes two edges perpendicular to 1 side of vertical plate
To the guide wheel 711 of setting, 9 upper end of reflection subassembly is provided with the first fixed plate 911,911 top two of the first fixed plate
Side is provided with the first guide rail 912 and the second guide rail 913, and the lower end of the reflection subassembly 9 is equipped with the second fixed plate 914, and described the
Two fixed plates, 914 lower part two sides are provided with third guide rail 915 and the 4th guide rail 916, and the reflection subassembly 9 is slidably assemblied in institute
It states between the first guide wheel group 71, second guide wheel group 72 and the third guide wheel group 73, the four guide idler group 74, described
The guide wheel 711 of one guide wheel group 71 and second guide wheel group 72 close to 1 side of vertical plate is matched with first guide rail 912 sliding
It closes, the guide wheel 711 of first guide wheel group 71 and second guide wheel group 72 far from 1 side of vertical plate and second guide rail
913 are slidably matched, the guide wheel 711 and institute of the third guide wheel group 73 and the four guide idler group 74 close to 1 side of vertical plate
It states third guide rail 915 to be slidably matched, the third guide wheel group 73 and 74 the leading far from 1 side of vertical plate of four guide idler group
Wheel 711 is slidably matched with the 4th guide rail 916, is provided between first guide rail 912 and second guide rail 913 reflective
Eyeglass 917, height is equal in the horizontal direction with the center of circle of the angle scale 611 for the reflex reflector lens 917.
In the embodiment of the present invention, vertical plate 1 and pedestal 2 play carrying, and light source assembly 3 generates light beam, passes through light source
The adjustment effect for adjusting body allows the light angle for being incident on reflex reflector lens 917 to change, and is arranged in 912 He of the first guide rail
Height is equal in the horizontal direction with the center of circle of angle scale 611 for reflex reflector lens 917 between second guide rail 913.It can lead at this time
Overregulating angle scale 611 moves horizontally angle scale 611 in angle scale holding tank 131, so that the light of incidence angles degree
Can just 611 center of circle of directive angle scale, design has graduation mark on angle scale 611, and then reads incident angle and reflection angle,
To achieve the purpose that accurately to demonstrate.Because the light angle that the adjustment effect that light source adjusts body makes to be incident on reflex reflector lens 917 can be with
It changes, the position that light is incident on reflex reflector lens 917 can also change, and reflection subassembly 9 can be pushed first at this time
It is moved horizontally between guide wheel group 71, the second guide wheel group 72 and third guide wheel group 73, four guide idler group 74, at this moment the water of reflex reflector lens
Prosposition, which is set, can also change, so that light is incident on the suitable position of reflex reflector lens, guarantee experiment effect.
Further, as Figure 1 and Figure 4, it is provided in the top that the vertical plate 1 is located at the angle scale holding tank 131
Light source assembly fixation hole 111, the light source assembly further include illuminator 31 and illuminator fixation kit 41, on the illuminator 31
It is provided with lightening hole 311, the lightening hole 311 is located at 917 top of reflex reflector lens, and the illuminator fixation kit 41 includes
Light source clamping piece 411, the light source clamping piece 411 include clamping piece bottom plate 4111 and along two of the clamping piece bottom plate 4111
The first wall 4112 and the second arm 4113 that end extends, the illuminator 31 are held on first wall 4112 and second arm
Between 4113, first wall 4112 and second arm 4113 form two ends being open and are connected with bandage 5 will shine
Body 31 is fixed, and the clamping piece bottom plate 4111 is fixed with the light source and adjusts body in the plane far from the illuminator 31, described
It includes the bolt 412 being connected with clamping piece bottom plate 4111 that light source, which adjusts body, and the bolt 412 and the clamping piece bottom plate 4111 are solid
End even and the light source assembly fixation hole 111 assemble and another end is threadedly coupled with regulation handle 413, the bolt
Preloading spring 414 is set on 412, described 414 one end of preloading spring is resisted against on the trailing flank of the vertical plate 1 and the other end supports
It leans against in the regulation handle 413.
In the embodiment of the present invention, illuminator fixation kit 41 includes light source clamping piece 411, and light source clamping piece 411 includes
Clamping piece bottom plate 4111, two end are fixed with the first wall 4112 and the second arm 4113, wherein clamping piece bottom plate 4111, first
Wall 4112 and the second arm 4113 are integrally formed, and cooperate with bandage 5 for clamping illuminator 31, remote in clamping piece bottom plate 4111
Bolt 412 is fixed in plane from illuminator 31, bolt 412 is set in advance after passing through the light source assembly fixation hole 111 on vertical plate 1
Tight spring 414 rotates regulation handle 413 later and is screwed, and thus can make to shine by operating regulation handle 413
The variation of angle occurs for body 31, be adjusted the input angle of light, while in regulation handle 413 and preloading spring
Angle locking is carried out under the action of 414.
Further, as shown in Figure 1, depth of the angle scale holding tank 131 on the vertical plate 1 is greater than the angle
The surface thickness of disk 611.
In this way, angle scale 611 can only be mobile in the inner horizontal of angle scale holding tank 131, vertical plate 1 is will not interfere with and stopped
The movement of upper other component.
Further, as Figure 1-Figure 4, the inside upper part perforation of the angle scale holding tank 131 is provided with fixed pin
The lower inside perforation of sliding groove 132, the angle scale holding tank 131 is provided with slippage slot 133, and the slippage slot 133 is arranged
In the fixed pin sliding groove 132 underface and length and depth be equal, the angle scale component 6 further includes being connected in institute
The fixed pin 613 on the trailing flank top of angle scale 611 is stated, the end and institute that the fixed pin 613 is connected with the angle scale 611
It states the assembly of fixed pin sliding groove 132 and another end is fixed with sliding handle 612, the sliding handle 612 and the angle
The distance between disk 611 is equal to the depth of the fixed pin sliding groove 132, the fixed pin 613 on the angle scale 611
Underface is provided with sliding protrusion 614, and the sliding protrusion 614 is assembled with the slippage slot 133 and the sliding protrusion 614
Length is less than the length of the slippage slot 133.
In the embodiment of the present invention, fixed pin 613 is set between angle scale 611 and sliding handle 612 and is located at and fixes
It sells in sliding groove 132, and is assembled by the sliding of 613 lower part of fixed pin protrusion 614 with slippage slot 133, and slide protrusion 614
Length is less than the length of slippage slot 133, in this way, being accommodated by pushing sliding handle 612 that angle scale 611 can be realized in angle scale
It is moved horizontally in slot 131, to adapt to the input light of different angle, light source is made to be irradiated to position and the angle scale of reflex reflector lens
Center location is on same straight line along the direction perpendicular to vertical plate, guarantees the accuracy of experiment effect.Wherein sliding protrusion 614
It is structure as a whole with angle scale 611, such machine-shaping is convenient, reduces production cost.
Further, as shown in fig. 7, be set to first guide wheel group 71, the second guide wheel group 72, third guide wheel group 73 or
Two guide wheels 711 included by any one guide wheel group in four guide idler group 74 are connected by connecting cylinder 712, close to
The guide wheel 711 of 1 side of vertical plate is fixed with assembly pin shaft 713 in the side towards the vertical plate 1, is arranged on the vertical plate 1
There is guide wheel fixation hole 121 corresponding with the assembly pin shaft, the assembly pin shaft 713 is assembled with the guide wheel fixation hole 121, institute
It states assembly pin shaft 713 and is equipped with screw thread in the one end for stretching out 1 trailing flank of vertical plate, be connected with nut 714 on the screw thread.
In the embodiment of the present invention, the first guide wheel group 71, the second guide wheel group 72, third guide wheel group 73 or four guide idler group 74
In any one group of guide wheel group include the identical guide wheel 711 of structure, and each guide wheel group includes two guide wheels 711, and two are led
Wheel 711 is solidly fixed by connecting cylinder 712, and the guide wheel 711 close to 1 side of vertical plate is connected towards the side of vertical plate 1
There is assembly pin shaft 713, while being provided with guide wheel fixation hole 121 corresponding with assembly pin shaft on vertical plate 1, in this way, four assembly
Pin shaft 713 passes through four guide wheel fixation holes 121 and is locked by screw thread with nut 714 in the trailing flank of vertical plate 1.
Further, as shown in figure 8, first fixed plate（911）With second fixed plate（914）Between be fixed with
Connecting rod（918）, the connecting rod（918）Middle part setting it is fluted.
The foregoing is merely the schematical specific embodiment of the present invention, the range being not intended to limit the invention.It is any
Those skilled in the art, the equivalent changes and modifications made under the premise of not departing from design and the principle of the present invention,
It should belong to the scope of protection of the invention.
Claims (6)
1. a kind of reflection teaching demonstration device of light, it is characterised in that：Including bearing assembly and before being set to the bearing assembly
Light source assembly, angle scale component, guide wheel assembly and the reflection subassembly of side, the bearing assembly include pedestal and are set to institute
The vertical plate on pedestal is stated, angle scale holding tank is provided on the vertical plate, the angle scale holding tank is for accommodating the angle
Disk component, the angle scale component include with graduated angle scale, and the angle scale is circle, and the angle scale holding tank exists
Length in horizontal direction is greater than the maximum gauge of the angle scale and height in the vertical direction is equal to the angle scale
Diameter is provided with light above the angle scale holding tank so that the angle scale can move horizontally in angle scale holding tank
Source component, the light source assembly include that the light source that light source assembly can be driven to rotate adjusts body, and the guide wheel assembly is led including first
Wheel group, the second guide wheel group, third guide wheel group and four guide idler group, first guide wheel group and second guide wheel group are set to institute
It states on the outside of the both ends for being located at angle scale holding tank on vertical plate and level height is equal, the third guide wheel group and the four guide idler
Group level height is equal, and the third guide wheel group is set to the underface of first guide wheel group, and the four guide idler group is set
It is placed in the underface of second guide wheel group, each guide wheel group includes the guide wheel that two edges are arranged perpendicular to the vertical plate direction,
The reflection subassembly upper end is provided with the first fixed plate, and first fixed plate top two sides are provided with the first guide rail and second and lead
Rail, the lower end of the reflection subassembly are equipped with the second fixed plate, and second fixed plate lower part two sides are provided with third guide rail and the
Four guide rails, the reflection subassembly be slidably assemblied in first guide wheel group, second guide wheel group and the third guide wheel group,
Between the four guide idler group, first guide wheel group and second guide wheel group close to the vertical plate side guide wheel with it is described
First guide rail is slidably matched, the guide wheel of first guide wheel group and second guide wheel group far from the vertical plate side and described the
Two guide rails are slidably matched, the guide wheel and the third of the third guide wheel group and the four guide idler group close to the vertical plate side
Guide rail is slidably matched, and the guide wheel of the third guide wheel group and the four guide idler group far from the vertical plate side is led with the described 4th
Rail is slidably matched, and reflex reflector lens, the reflex reflector lens and the angle are provided between first guide rail and second guide rail
Height is equal in the horizontal direction in the center of circle of scale.
2. the reflection teaching demonstration device of light according to claim 1, it is characterised in that：It is located at the angle in the vertical plate
Light source assembly fixation hole is provided with above scale holding tank, the light source assembly further includes illuminator and the fixed group of illuminator
Part is provided with lightening hole on the illuminator, and the lightening hole is located above the reflex reflector lens, the illuminator fixation kit
Including light source clamping piece, the light source clamping piece includes clamping piece bottom plate and extends along two ends of the clamping piece bottom plate
First wall and the second arm, the illuminator are held between first wall and second arm, first wall and described
Two ends that two arms form opening are connected with bandage to fix illuminator, and the clamping piece bottom plate is far from the illuminator
It is fixed with the light source in plane and adjusts body, it includes the bolt being connected with clamping piece bottom plate, the bolt that the light source, which adjusts body,
The end being connected with the clamping piece bottom plate and light source assembly fixation hole assembly and another end and regulation handle screw thread
It connects, is set with preloading spring on the bolt, described preloading spring one end is resisted against on the trailing flank of the vertical plate and another
End is resisted against in the regulation handle.
3. the reflection teaching demonstration device of light according to claim 1, it is characterised in that：The angle scale holding tank is in institute
State the surface thickness that the depth on vertical plate is greater than the angle scale.
4. the reflection teaching demonstration device of light according to claim 3, it is characterised in that：The angle scale holding tank it is interior
Upper lateral part perforation is provided with fixed pin sliding groove, and the lower inside perforation of the angle scale holding tank is provided with slippage slot, described
Slippage slot is set to the underface of the fixed pin sliding groove and length and depth are equal, and the angle scale component further includes solid
It is connected in the fixed pin on the trailing flank top of the angle scale, the end and the fixation that the fixed pin and the angle scale are connected
Pin sliding groove assembles and another end is fixed with sliding handle, and the distance between the sliding handle and the angle scale are equal to
The depth of the fixed pin sliding groove is provided with sliding protrusion, the cunning on the angle scale immediately below the fixed pin
Move the length that protrusion is less than the slippage slot with slippage slot assembly and the length for sliding protrusion.
5. the reflection teaching demonstration device of light according to claim 1, it is characterised in that：It is set to first guide wheel
Two guide wheels included by any one guide wheel group in group, the second guide wheel group, third guide wheel group or four guide idler group pass through
Connecting cylinder is connected, and the guide wheel close to the vertical plate side is fixed with assembly pin shaft in the side towards the vertical plate, described
Guide wheel fixation hole corresponding with the assembly pin shaft is provided on vertical plate, the assembly pin shaft and the guide wheel fixation hole assemble,
The assembly pin shaft is equipped with screw thread in the one end for stretching out the vertical plate trailing flank, is connected with nut on the screw thread.
6. the reflection teaching demonstration device of light according to claim 1, it is characterised in that：First fixed plate and described
Connecting rod is fixed between second fixed plate, the middle part setting of the connecting rod is fluted.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610588521.2A CN105957432B (en) | 2016-07-25 | 2016-07-25 | The reflection teaching demonstration device of light |
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| CN201610588521.2A CN105957432B (en) | 2016-07-25 | 2016-07-25 | The reflection teaching demonstration device of light |
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| CN105957432A CN105957432A (en) | 2016-09-21 |
| CN105957432B true CN105957432B (en) | 2018-11-23 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106601101A (en) * | 2016-12-05 | 2017-04-26 | 山东鼎创数控设备有限公司 | Light reflection teaching instrument |
| CN108777106A (en) * | 2018-08-29 | 2018-11-09 | 广东海翔教育科技有限公司 | A kind of physics teaching optics experiment shows device |
| CN112216191A (en) * | 2019-07-09 | 2021-01-12 | 姚跃涌 | Physical experiment optical device |
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| CN2582077Y (en) * | 2002-09-30 | 2003-10-22 | 张斌 | Optical experiment teaching aid for displaying light refraction and reflection |
| CN2576402Y (en) * | 2002-11-07 | 2003-10-01 | 上海团结百超数控激光设备有限公司 | Light-path-length compensating device |
| KR20060036888A (en) * | 2005-12-21 | 2006-05-02 | 윤부연 | Optical experimental equipment of reflection and refraction |
| CN202422537U (en) * | 2012-02-10 | 2012-09-05 | 德州学院 | Light phenomenon demonstration instrument |
| CN104656346A (en) * | 2013-11-22 | 2015-05-27 | 中影电影数字制作基地有限公司北京器材租赁分公司 | Slide rail device for traveling shooting |
| CN104192325A (en) * | 2014-09-03 | 2014-12-10 | 北京卫星环境工程研究所 | Supporting device guaranteeing special posture of star sensor test piece |
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