CN205564098U - Photoelectric effect demonstrates ware - Google Patents
Photoelectric effect demonstrates ware Download PDFInfo
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- CN205564098U CN205564098U CN201620155796.2U CN201620155796U CN205564098U CN 205564098 U CN205564098 U CN 205564098U CN 201620155796 U CN201620155796 U CN 201620155796U CN 205564098 U CN205564098 U CN 205564098U
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- power supply
- supply box
- fixed
- demonstration device
- photoelectric effect
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Abstract
The utility model discloses a photoelectric effect demonstrates ware, including the power supply box, set up in the demonstration ware main part at power supply box top and set up at the power supply box top and be used for covering the safety cover of demonstration ware main part, the top of power supply box is fixed with a fixed bolster, demonstration ware main part is including fixing copper mesh frame on the fixed bolster, setting up at the light screen of copper mesh frame one side, fixing the zine plate at copper mesh frame opposite side, the power supply box top still is equipped with a slip table, it is provided with a scale to slide on the slip table, the shelf has been placed at the inner top of slip table, is fixed with the fixing base on the shelf, is fixed with the fluorescent tube that is located the light screen outside on the fixing base, the inner of scale and the bottom mounting of light screen, the outer end of scale is equipped with and drags the handle. The photoelectric effect demonstrates ware who from this designs has made things convenient for people's use, demonstrates effectually.
Description
Technical field
This utility model relates to a kind of teaching and experiment equipment, is especially a kind of photoelectric effect demonstration device.
Background technology
At present, in the teaching process of school, various experimental apparatus is often used to come students demonstration each
Plant physical phenomenon.Photoelectric effect demonstration instrument is the one in instruments used for education, and the photoelectric effect of prior art is drilled
Show in the teaching of instrument common-use words, the outside unprotected device of existing demonstrator, during actual presentation, copper
With the high pressure of 650V in net, there is certain potential safety hazard during operation, electroscope exposes in atmosphere simultaneously,
When there was dampness in the air, electroscope can occur leaky, galvanoscopic pointer not to open, and experiment will be unable to
Normal demonstration.
In order to solve the problems referred to above, the Chinese patent of Patent No. 201520359747.6 discloses a kind of photoelectricity
Effect demonstration device, including power supply box, power supply box offers installing hole, is inserted with support column in installing hole,
Being fixed with installing plate on dagger, the central authorities of installing plate are fixed with zine plate, and the outside of zine plate is provided with in parallel
Copper mesh, copper mesh install on a mounting board, and and zine plate interval arrange.
The photoelectric effect demonstration device of technique scheme is by presentation component (including installing plate, zine plate and copper mesh)
It is arranged on power supply box by support column so that its assembly operation is convenient, and copper mesh is arranged on installation simultaneously
Improve the safety during operation of this device on plate, but the most often exist and ask
Topic: presentation component cannot adjust position after mounting, needs in use to coordinate other luminaire to make
With, cause using cumbersome.
Utility model content
In view of the defect of above-mentioned prior art, the purpose of this utility model is: provide one to be convenient for people to use
Photoelectric effect demonstration device.
Technical solution of the present utility model is: photoelectric effect demonstration device, including power supply box, is arranged on electricity
The demonstration device main body of box top, source and be arranged on power supply box top and for covering the protective cover of demonstration device main body
, the top of described power supply box is fixed with a fixed support, and described demonstration device main body includes being fixed on fixed support
On copper mesh frame, be arranged on the dark slide of copper mesh frame side, be fixed on the zine plate of copper mesh frame opposite side；Described
Power supply box top is additionally provided with a slide unit, and described slide unit slides is provided with a rule, the inner of described slide unit
Top is placed with shelf, and shelf is fixed with fixing seat, and fixing seat is fixed with the lamp being positioned at outside dark slide
Managing, the inner of described rule is fixed with the bottom of dark slide, and the outer end of rule is provided with dragging handle.
Further, the top of described dark slide is fixed with an extension plate, and described protective cover is provided with for extending
The perforation that plate passes, described extension plate extends perforation.
Further, the top of described power supply box is provided with four positioning tables, and described protective cover is a band cavity
Cuboid, four positioning tables are correspondingly arranged with the corner, bottom of protective cover.
Further, described fluorescent tube includes fluorescent tube and ultraviolet lamp tube, and is provided with light source on power supply box and cuts
Change button.
Apply photoelectric effect demonstration device provided by the utility model, it provides the benefit that: when fluorescent tube sends
When light is irradiated to copper mesh frame surface, the free electron of metal inside can escape metal surface；Power supply box top
Being additionally provided with a slide unit, slide unit slides is provided with a rule, and the inner top of slide unit is placed with shelf, puts
Be fixed with fixing seat on plate, fixing seat be fixed with the fluorescent tube being positioned at outside dark slide, the inner of rule with
The bottom of dark slide is fixed, and the outer end of rule is provided with dragging handle, even if the used time drags handle by mobile
Position adjust the position of fluorescent tube, the distance of adjustment can be read by rule, comes by demand according to holding
Adjust the position of fluorescent tube, facilitate the use of people, good demonstration effect.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
Fig. 2 is the structural representation after this utility model removes protective cover；
Fig. 3 is the schematic front view after this utility model removes protective cover；
Fig. 4 is the structural representation of protective cover of the present utility model.
Shown in figure: 1-power supply box, 2-demonstration device main body, 21-copper mesh frame, 22-dark slide, 23-
Zine plate, 3-protective cover, 4-fixed support, 5-slide unit, 6-rule, 7-shelf, 8-fixes seat,
9-fluorescent tube, 91-fluorescent tube, 92-ultraviolet lamp tube, 10-drags handle, 11-extension plate, and 12-wears
Hole, 13-positioning table, 14-light source switching push button.
Detailed description of the invention
For comparing intuitively, being fully understood by the technical solution of the utility model, now just combine this utility model attached
It is as follows that figure carries out nonrestrictive feature description:
As Figure 1-Figure 4, photoelectric effect demonstration device, including power supply box 1, it is arranged on power supply box 1 top
Demonstration device main body 2 and be arranged on power supply box 1 top and for covering the protective cover 3 of demonstration device main body 2
, the top of power supply box 1 is fixed with a fixed support 4, and demonstration device main body 2 includes being fixed on fixed support 4
Copper mesh frame 21, be arranged on the dark slide 22 of copper mesh frame 21 side, be fixed on the zinc of copper mesh frame 21 opposite side
Plate 23；Power supply box 1 top is additionally provided with a slide unit 5, and slide unit 5 slides is provided with a rule 6, slide unit 5
Inner top be placed with shelf 7, shelf 7 is fixed with fixing seat 8, fixing seat 8 is fixed with and is positioned at screening
Fluorescent tube 9 outside tabula rasa 22, the bottom of the inner of rule 6 and dark slide 22 is fixed, outside rule 6
End is provided with dragging handle 10.
Dismounting protective cover 3 for convenience, the top of dark slide 22 is fixed with an extension plate 11, on protective cover 3
Being provided with the perforation 12 passed for extension plate 11, extension plate 11 extends perforation 12.The top of power supply box 1 sets
Having four positioning tables 13, protective cover 3 is the cuboid of a band cavity, four positioning tables 13 and protective cover 3
Corner, bottom is correspondingly arranged.
Fluorescent tube 9 includes fluorescent tube 91 and ultraviolet lamp tube 92, and is provided with light source switching push button on power supply box 1
14, the strong of fluorescent tube 91 and ultraviolet lamp tube 92 and unit interval photoelectric current size and incident illumination can be contrasted
The relation of degree.
Photoelectric effect demonstration device provided by the utility model, the light sent when fluorescent tube 9 is irradiated to copper mesh frame 2
During 1 surface, the free electron of metal inside can escape metal surface；Power supply box 1 top is additionally provided with a slide unit 5
, slide unit 5 to slide and is provided with a rule 6, the inner top of slide unit 5 is placed with shelf 7, on shelf 7
It is fixed with fixing seat 8, fixing seat 8 is fixed with the fluorescent tube 9 being positioned at outside dark slide 22, rule 6
The inner bottom with dark slide 22 is fixed, and the outer end of rule 6 is provided with dragging handle 10, even if the used time passes through
The mobile position dragging handle 10 adjusts the position of fluorescent tube 9, and the distance of adjustment can be read by rule 6
Go out, according to holding the position adjusting fluorescent tube 9 by demand, facilitate the use of people.
Certainly, these are only preferred embodiment of the present utility model, non-the most i.e. limit to this utility model
The scope of the claims, all utilization this utility model description and graphic content institute is simple for it modifies and equivalent structure
Change, within all should being in like manner contained in scope of patent protection of the present utility model.
Claims (4)
1. photoelectric effect demonstration device, the demonstration device main body including power supply box, being arranged on power supply box top and setting
Put at power supply box top and for covering the protective cover of demonstration device main body, it is characterised in that: described power supply box
Top is fixed with a fixed support, and described demonstration device main body includes the copper mesh frame being fixed on fixed support, sets
Put the dark slide in copper mesh frame side, be fixed on the zine plate of copper mesh frame opposite side；Described power supply box top also sets
Having a slide unit, described slide unit slides is provided with a rule, and the inner top of described slide unit is placed with shelf
, shelf is fixed with fixing seat, fixing seat is fixed with the fluorescent tube being positioned at outside dark slide, described rule
The bottom of the inner and dark slide fix, the outer end of rule is provided with dragging handle.
Photoelectric effect demonstration device the most according to claim 1, it is characterised in that: the top of described dark slide
Portion is fixed with an extension plate, and described protective cover is provided with the perforation passed for extension plate, and described extension plate extends
Go out perforation.
Photoelectric effect demonstration device the most according to claim 2, it is characterised in that: the top of described power supply box
Portion is provided with four positioning tables, and described protective cover is the cuboid of a band cavity, four positioning tables and protective cover
Corner, bottom is correspondingly arranged.
Photoelectric effect demonstration device the most according to claim 1, it is characterised in that: described fluorescent tube includes day
Light lamp tube and ultraviolet lamp tube, and on power supply box, it is provided with light source switching push button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620155796.2U CN205564098U (en) | 2016-02-26 | 2016-02-26 | Photoelectric effect demonstrates ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620155796.2U CN205564098U (en) | 2016-02-26 | 2016-02-26 | Photoelectric effect demonstrates ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205564098U true CN205564098U (en) | 2016-09-07 |
Family
ID=56819274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620155796.2U Active CN205564098U (en) | 2016-02-26 | 2016-02-26 | Photoelectric effect demonstrates ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205564098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111862752A (en) * | 2020-07-29 | 2020-10-30 | 马鞍山学院 | Tester for photoelectric effect experiment and test method thereof |
-
2016
- 2016-02-26 CN CN201620155796.2U patent/CN205564098U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111862752A (en) * | 2020-07-29 | 2020-10-30 | 马鞍山学院 | Tester for photoelectric effect experiment and test method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |