CN206097658U - Convex lens imaging experiment device convenient to carry installation - Google Patents
Convex lens imaging experiment device convenient to carry installation Download PDFInfo
- Publication number
- CN206097658U CN206097658U CN201620353475.3U CN201620353475U CN206097658U CN 206097658 U CN206097658 U CN 206097658U CN 201620353475 U CN201620353475 U CN 201620353475U CN 206097658 U CN206097658 U CN 206097658U
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- China
- Prior art keywords
- support base
- optical system
- convex lens
- groove
- draw
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a convex lens imaging experiment device convenient to carry installation, including optical system, supporting seat and bracing piece, fixed mounting has the slide bar on the optical system, the supporting seat includes the spout, and sets up on the slide bar fixed interlude of spout, spacing pearl extends to the surface of fastener, the supporting seat is equipped with three groups, the upper end of supporting seat all is equipped with the bracing piece, and the upper ends of three group's bracing pieces from left to right are equipped with light source, convex lens and screen in proper order, the utility model discloses the connected mode of structure through changing bracing piece and supporting seat, screw that will be original is connected the change and is connected for the mode of spacing pearl and draw -in groove block, sets up spacing groove and draw -in groove on the supporting seat, sets up spring and spacing pearl in the bottom of bracing piece, utilizes establishing spacing pearl card in the draw -in groove that the elasticity of spring can be fine, the very convenient realization bracing piece and the installation of supporting seat, it is convenient very much that the dismantlement is installed, has very big meaning to class demonstration.
Description
Technical field
This utility model is related to middle school physical experiment equipment technical field, specially a kind of convex lenss of the installation that is easy to carry
Imaging experiment device.
Background technology
Convex lens image-forming discipline experiment is important physical experiment in middle school teaching material, and its experiment purpose is by by specific
The imaging law of teaching equipment guiding student cognition convex lenss.The teaching equipment completed needed for convex lens image-forming discipline experiment is main
Including parts such as optical bench, convex lenss, light source and optical screens.During experiment, light source and optical screen are placed respectively in the both sides of convex lenss, lead to
Cross the distance for moving light source or optical screen relative to convex lenss so that light source on optical screen into clearly as.Middle school teacher upper class hour
When explaining convex lens imaging principle, always demonstrate to student and lead student to test, it is mostly tangible when teacher demonstrates
Demonstrate on classroom, but convex lens imaging device is carried to install and more bothered, and can waste the class period, for this purpose, it is proposed that a kind of
Be easy to carry installation convex lens experimental provision solving the above problems.
Utility model content
The purpose of this utility model is to provide a kind of convex lens experimental provision of the installation that is easy to carry, with solution
The problem proposed in stating background technology.
For achieving the above object, this utility model provides following technical scheme：A kind of convex lenss of the installation that is easy to carry into
Picture experimental provision, including optical system, support base and support bar, are installed with slide bar, the support base bag on the optical system
Chute is included, and chute is fixed to intert and is arranged on slide bar, the bottom of the support base is provided with balance supporting leg, and balance supporting leg card sets
On the surface of optical system, the upper center of the support base is provided with stopper slot, and stopper slot and is fixed with draw-in groove, the support
The bottom of bar is fixed with fastener, is provided with spring, and the two ends of spring are movably equipped with positive stop bead in the middle part of the fastener inner chamber,
The positive stop bead extends to the outer surface of fastener, and the support bar is mutually clamped by the draw-in groove on positive stop bead and support base and is set
Put, the support base is provided with three groups, the upper end of the support base is equipped with support bar, and the upper end of three groups of support bars is from left to right
It is sequentially provided with light source, convex lenss and optical screen.
Preferably, the positive stop bead is ball shape, and the end face for extending is less than the half of positive stop bead to the distance of the centre of sphere
Footpath, the depth of the draw-in groove are equal with the distance of the end face for extending to the centre of sphere.
Preferably, the support bar is expansion link.
Preferably, the optical system is arranged in parallel with slide bar, and optical system is provided with graduation mark.
Preferably, the spring is in elastic compression.
Compared with prior art, the beneficial effects of the utility model are：This utility model structure by change support bar and
The connected mode of support base, the mode that original threaded screw bore connection is changed to positive stop bead and draw-in groove engaging is connected, is being supported
Stopper slot and draw-in groove are set on seat, spring and positive stop bead are set in the bottom of support bar, be can be very good using the elasticity of spring
Positive stop bead is fastened in draw-in groove, the installation of support bar and support base is very easily realized, remove and install it is particularly convenient, for class
Hall demonstration has a very big significance.
Description of the drawings
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model clamping support schematic diagram；
Fig. 3 is this practical supporting bar structure schematic diagram.
In figure：1 optical system, 2 slide bars, 3 optical screens, 4 convex lenss, 5 light sources, 6 support bases, 61 chutes, 62 stopper slots, 63 cards
Groove, 64 balance supporting legs, 7 support bars, 71 fasteners, 72 springs, 73 positive stop beads.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1-3 are referred to, this utility model provides a kind of technical scheme：A kind of convex lens reality of the installation that is easy to carry
Experiment device, including optical system 1, support base 6 and support bar 7, are installed with slide bar 2, the optical system 1 on the optical system 1
It is arranged in parallel with slide bar 2, and optical system 1 is provided with graduation mark, the support base 6 includes chute 61, and chute 61 is fixed
Interspersed to be arranged on slide bar 2, the bottom of the support base 6 is provided with balance supporting leg 64, and balance supporting leg 64 is fastened on optical system 1
Surface, the upper center of the support base 6 are provided with stopper slot 62, and stopper slot 62 and are fixed with draw-in groove 63, the support bar 7
For expansion link, the bottom of the support bar 7 is fixed with fastener 71, spring 72 is provided with the middle part of 71 inner chamber of the fastener, and
The two ends of spring 72 are movably equipped with positive stop bead 73, and the spring 72 is in elastic compression, and the positive stop bead 73 is spheroidal
Shape, and the end face for extending is less than the radius of positive stop bead 73, the depth of the draw-in groove 63 and the end extended to the distance of the centre of sphere
The distance of face to the centre of sphere is equal, and the positive stop bead 73 extends to the outer surface of fastener 71, and the support bar 7 passes through positive stop bead 73
Setting is mutually clamped with the draw-in groove 63 on support base 6, the support base 6 is provided with three groups, the upper end of the support base 6 is equipped with props up
Strut 7, and the upper end of three groups of support bars 7 is from left to right sequentially provided with light source 5, convex lenss 4 and optical screen 3, by changing support bar 7
With the connected mode of support base 6, original threaded screw bore connection is changed to into the mode that positive stop bead 73 and draw-in groove 63 engage and is connected,
Stopper slot 62 and draw-in groove 63 are set on support base 6, spring 72 and positive stop bead 73 are set in the bottom of support bar 7, using spring
72 elasticity can be very good positive stop bead 73 is fastened on the peace that support bar 7 and support base 6 are very easily realized in draw-in groove 63
Dress, remove and install it is particularly convenient, for class demonstration has a very big significance.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
Be appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of convex lens experimental provision of the installation that is easy to carry, including optical system（1）, support base（6）And support bar
（7）, it is characterised in that：The optical system（1）On be installed with slide bar（2）, the support base（6）Including chute（61）, and
Chute（61）Fix to intert and be arranged on slide bar（2）On, the support base（6）Bottom be provided with balance supporting leg（64）, and balance
Lower limb（64）It is fastened on optical system（1）Surface, the support base（6）Upper center be provided with stopper slot（62）, and stopper slot
（62）Draw-in groove is fixed with inside（63）, the support bar（7）Bottom be fixed with fastener（71）, the fastener（71）It is interior
Spring is provided with the middle part of chamber（72）, and spring（72）Two ends be movably equipped with positive stop bead（73）, the positive stop bead（73）Extend to card
Component（71）Outer surface, the support bar（7）By positive stop bead（73）With support base（6）On draw-in groove（63）It is mutually clamped and sets
Put, the support base（6）Three groups are provided with, the support base（6）Upper end be equipped with support bar（7）, and three groups of support bars（7）'s
Upper end is from left to right sequentially provided with light source（5）, convex lenss（4）And optical screen（3）.
2. the convex lens experimental provision of a kind of installation that is easy to carry according to claim 1, it is characterised in that：It is described
Positive stop bead（73）For ball shape, and the end face for extending is less than positive stop bead to the distance of the centre of sphere（73）Radius, the draw-in groove
（63）Depth it is equal with the distance of the end face for extending to the centre of sphere.
3. the convex lens experimental provision of a kind of installation that is easy to carry according to claim 1, it is characterised in that：It is described
Support bar（7）For expansion link.
4. the convex lens experimental provision of a kind of installation that is easy to carry according to claim 1, it is characterised in that：It is described
Optical system（1）With slide bar（2）It is arranged in parallel, and optical system（1）It is provided with graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620353475.3U CN206097658U (en) | 2016-04-25 | 2016-04-25 | Convex lens imaging experiment device convenient to carry installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620353475.3U CN206097658U (en) | 2016-04-25 | 2016-04-25 | Convex lens imaging experiment device convenient to carry installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206097658U true CN206097658U (en) | 2017-04-12 |
Family
ID=58470835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620353475.3U Expired - Fee Related CN206097658U (en) | 2016-04-25 | 2016-04-25 | Convex lens imaging experiment device convenient to carry installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206097658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597332A (en) * | 2018-06-14 | 2018-09-28 | 黄永怀 | A kind of convex lens experimental provision |
-
2016
- 2016-04-25 CN CN201620353475.3U patent/CN206097658U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597332A (en) * | 2018-06-14 | 2018-09-28 | 黄永怀 | A kind of convex lens experimental provision |
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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 |
Granted publication date: 20170412 Termination date: 20170425 |
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| CF01 | Termination of patent right due to non-payment of annual fee |