CN203118313U - Plane-parallel capacitor teaching experiment device - Google Patents
Plane-parallel capacitor teaching experiment device Download PDFInfo
- Publication number
- CN203118313U CN203118313U CN 201320121445 CN201320121445U CN203118313U CN 203118313 U CN203118313 U CN 203118313U CN 201320121445 CN201320121445 CN 201320121445 CN 201320121445 U CN201320121445 U CN 201320121445U CN 203118313 U CN203118313 U CN 203118313U
- Authority
- CN
- China
- Prior art keywords
- plane
- parallel capacitor
- plate
- capacitor
- mounting platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model relates to a plane-parallel capacitor teaching experiment device comprising a plane-parallel capacitor, an electrometer and a device mounting frame. The plane-parallel capacitor comprises two pole plates and a dielectric plate arranged between the pole plates, the electrometer is electrically connected with the pole plates to measure and display voltage between the pole plates of the plane-parallel capacitor, a capacitor mounting platform for mounting the plane-parallel capacitor is arranged on the device mounting frame, the pole plates of the plane-parallel capacitor are fixedly mounted on the capacitor mounting platform, a longitudinal rail and a transverse rail are arranged on the capacitor mounting platform, and the pole plates are mounted on the longitudinal rail and the transverse rail to slidingly adjust relative area and distance between the pole plates. Compared with the prior art, the plane-parallel capacitor teaching experiment device has the advantages that the pole plates are stable and reliable, and operation of transitional adjustment is facilitated.
Description
Technical field
The utility model relates to the teaching aid technical field, be specifically related in a kind of teaching demonstration and the student experimenting, be used for demonstrating capacity of parallel plate capacitor C with between the two-plate apart between d, the two-plate over against the plane-parallel capacitor teaching experimental of the relation of dielectric medium constant ε between area S and two-plate.
Background technology
At present, relating to research in the physics of middle school influences the experimental teaching of the factor of plane-parallel capacitor capacitance size, the plane-parallel capacitor structure that adopts is: the pole plate that adopts two band runners, dielectric plate is arranged between two-plate, and electrometer is connected on the pole plate shows potential difference (PD) between two-plate, change spacing and relative area by mobile pole plate, the factor that influences the plane-parallel capacitor capacitance size is verified in the variation of observing on the electrometer, mainly there is following defective in this instrument: 1) two-plate directly is placed on desktop through runners, in the experimentation, carry out two-plate spacing and very inconvenient over against the adjusting operation of area, during mobile pole plate, shaking of pole plate taken place easily, topple over and the phenomenon of colliding; 2) two-plate directly exposes in air, and pole plate causes leaky serious to atmospherical discharges easily, causes electrification time short, and experiment success rate is low.
Summary of the invention
At the deficiency that prior art exists, the purpose of this utility model is to provide the plane-parallel capacitor teaching experimental that a kind of pole plate fixing-stable is reliable and translational adjustment is easy to operate.
For achieving the above object, the utility model provides following technical scheme: a kind of plane-parallel capacitor teaching experimental, comprise plane-parallel capacitor and electrometer, described plane-parallel capacitor comprises two-plate and the dielectric plate between two-plate, described electrometer is electrically connected with pole plate to be realized voltage detecting between the two-plate of plane-parallel capacitor is shown, it is characterized in that: also include the instrument erecting frame, the instrument erecting frame is provided with the capacitor mounting platform of installing for plane-parallel capacitor, the two-plate location and installation of plane-parallel capacitor is on the capacitor mounting platform, the capacitor mounting platform is provided with long rails and cross track, and described pole plate is installed in the adjusting that slip on long rails and the cross track is realized two-plate relative area and spacing.
By adopting technique scheme, the instrument erecting frame is set, and at the instrument erecting frame cross track and long rails is set, the pole plate of capacitor is installed on cross track and the long rails, thereby realizes spacing between the two-plate and the adjusting of relative area; The instrument erecting frame is convenient to the location and installation of pole plate, installs reliable and stablely, avoids shaking, topple over and the phenomenon of colliding of pole plate, simultaneously, adopts cross track and long rails setting, and the spacing of two-plate and the adjusting of relative area are easy to operate.
The utility model further is set to: a wherein pole plate slippage of described plane-parallel capacitor is arranged on and constitutes regulating of two-plate spacing on the cross track, and another pole plate slip of plane-parallel capacitor is arranged on and constitutes regulating of two-plate relative area on the long rails.
By adopting technique scheme, branch is operated in the adjusting of two-plate spacing and relative area be located on two pole plates, convenient adjusting operation.
The utility model further is set to: described capacitor mounting platform is single horizontally disposed platform, and described instrument erecting frame comprises base plate, and described capacitor mounting platform is set on the base plate.
By adopting technique scheme, the instrument erecting frame is simple in structure, and operation is installed and regulated to the plate of being convenient to plane-parallel capacitor.
The utility model further is set to: described cross track and long rails are the gathering sill setting, and the two-plate of described plane-parallel capacitor is provided with insulating base, and pole plate also can be along the gathering sill slippage in gathering sill through the insulating base location and installation.
By adopting technique scheme, the instrument erecting frame is simple in structure, pole plate easy for installation.
The utility model further is set to: also be provided with horizontal scale marker on the described instrument erecting frame, described horizontal scale marker distributes along track crosswise direction and arranges, and is installed with the pointer that cooperates with horizontal scale marker on the described pole plate that is positioned on the cross track.
By adopting technique scheme, through the cooperate indication that realize two-plate spacing of pointer with scale marker, make things convenient in the teaching process, the spacing of adjusting between two-plate is read.
The utility model further is set to: the two-plate right opposite of described plane-parallel capacitor is provided with vertical blaze, and the orbital direction distribution longitudinally of described vertical blaze arranges.
By adopting technique scheme, be convenient to indication and observation when the two-plate relative area regulated.
The utility model further is set to: the two-plate outside surface of described plane-parallel capacitor is coated with heat insulating lamina.
By adopting technique scheme, effectively reduce the leaky that pole plate causes the discharge of air.
The utility model further is set to: also be provided with on the described instrument erecting frame for the placement table of placing electrometer.
By adopting technique scheme, make things convenient for the placement of electrometer.
The utility model further is set to: described instrument erecting frame also includes the instrument screen board that is printed on the experimental circuit synoptic diagram.
By adopting technique scheme, make things convenient in the experimentation, teacher or student help the student to the understanding of experimental principle with reference to wiring simultaneously.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment.
Embodiment
Referring to accompanying drawing 1, the disclosed a kind of plane-parallel capacitor teaching experimental of the utility model, comprise plane-parallel capacitor 1, instrument erecting frame 2 and electrometer 3, wherein the wiring of electrometer 3 and plane-parallel capacitor 1 is known technology well known to those of ordinary skill in the art, is not described in detail so do not do in this has specifically been implemented; Described plane-parallel capacitor 1 comprises two-plate 11 and the dielectric plate between two-plate 11 12, and corresponding connection terminal 110 is set on the two-plate 11; Wherein to adopt the insulating material of lightweights to make thicker tabular for dielectric plate 12; Like this in experimentation, when doing insertion and extracting the experimental implementation of dielectric plate 12 out, 11 distances of two-plate can be bigger, thereby be difficult for taking place dielectric plate 12 with the phenomenon of pole plate 11 contacts, for guarantee two-plate 11 over against area validity, the area of dielectric plate 12 more than or equal to two-plate 11 over against area; Electrometer 3 detects 11 voltages of two-plate that show plane-parallel capacitor 1 with the pole plate 11 of plane-parallel capacitor 1 after lead is electrically connected.Described instrument erecting frame 2 is provided with the capacitor mounting platform of installing for plane-parallel capacitor 1 21 and the placement table 23 that is used for placing electrometer 3; Two-plate 11 location and installation of plane-parallel capacitor 1 are on capacitor mounting platform 21, capacitor mounting platform 21 is provided with long rails 211 and cross track 212, and described pole plate 11 is installed in the adjusting that slip on long rails 211 and the cross track 212 is realized two-plate 11 relative areas and spacing.
For further facilitating adjusting, a wherein pole plate slippage of described plane-parallel capacitor 1 is arranged on and constitutes regulating of two-plate 11 spacings on the cross track 212, and another pole plate slip of plane-parallel capacitor 1 is arranged on and constitutes regulating of two-plate 11 relative areas on the long rails 211.So wherein a pole plate moves for spacing, and another pole plate moves to regulate over against area, regulates easy to operate.Certainly as the feasible technical scheme of the utility model, one of them pole plate can be maintained static, another pole plate carries out bidirectional modulation, but this set exists structure that relative complex is set, and regulate unhandy defective, so the utility model preferentially adopts the setting of this specific embodiment.
For further facilitating setting, described capacitor mounting platform 21 is single horizontally disposed platform, and described instrument erecting frame 2 comprises base plate 22, and described capacitor mounting platform 21 is set on the base plate 22, forms described placement table 23 on the base plate 22 simultaneously.The installation of such two pole plates 11 all is positioned on the same surface level, arranges more conveniently at surface level, operates also more convenient; Certainly capacitor mounting platform 21 can also be made of the vertical platform of levelling bench and the setting of vertical-horizontal platform, one of them pole plate is installed on the levelling bench, another pole plate is installed on the vertical-horizontal platform, but exist like this to arrange inconvenience and inaesthetic defective are installed, so horizontally disposed platform of the preferential employing of capacitor mounting platform of the present utility model.
In this specific embodiment, described cross track 212 and long rails 211 are the gathering sill setting, fix vertical 221 and transverse slats 222 at base plate 22, thereby surround long rails 211 and cross track 212; The two-plate 11 of described plane-parallel capacitor 1 is provided with insulating base 12, and pole plate 11 also can be along the gathering sill slippage in gathering sill through insulating base 12 location and installation.Certainly cross track 212 and long rails 211 can also adopt other structure setting, as pinion and rack, or the shape of similar rail, or screw component, or axle and axle sleeve cooperation etc., but adopt the gathering sill setting, simple in structure, it is comparatively convenient to add frock.
Observe for convenient, also be provided with horizontal scale marker 13 on the described instrument erecting frame 1, laterally scale marker 13 distributes along cross track 212 directions and arranges, this specific embodiment is, transverse slats sidewall outwardly in limit portion arranges horizontal scale marker 13, laterally scale marker 13 is the scale mark of horizontal and column distribution, puts on numerical value at corresponding scale mark; Be positioned on the insulating base of pole plate of cross track 212 and be installed with the pointer 14 that cooperates with horizontal scale marker 13.And be provided with vertical blaze 15 at two-plate 11 right opposites of plane-parallel capacitor 1, vertically blaze 15 be the tag line of some 211 directions of track longitudinally distributions.Like this when carrying out two-plate 11 spacings and regulating over against area, can see intuitively changing and reading numerical value.
For improving the accuracy of experiment, two-plate 11 outside surfaces of described plane-parallel capacitor 1 are coated with heat insulating lamina, and heat insulating lamina can be transparent insulation film, or coats transparent insullac; Effectively reduce the leaky that pole plate causes the discharge of air.
In this specific embodiment, be vertically installed with instrument screen board 24 at base plate 22, instrument screen board 24 is printed on the experimental circuit synoptic diagram.In experimentation, teacher or student can connect experimental line with reference to the experimental circuit synoptic diagram on the instrument screen board 24, help the student to the understanding of experimental principle simultaneously.
Claims (10)
1. plane-parallel capacitor teaching experimental, comprise plane-parallel capacitor and electrometer, described plane-parallel capacitor comprises two-plate and the dielectric plate between two-plate, described electrometer is electrically connected with pole plate to be realized voltage detecting between the two-plate of plane-parallel capacitor is shown, it is characterized in that: also include the instrument erecting frame, the instrument erecting frame is provided with the capacitor mounting platform of installing for plane-parallel capacitor, the two-plate location and installation of plane-parallel capacitor is on the capacitor mounting platform, the capacitor mounting platform is provided with long rails and cross track, and described pole plate is installed in the adjusting that slip on long rails and the cross track is realized two-plate relative area and spacing.
2. plane-parallel capacitor teaching experimental according to claim 1, it is characterized in that: a wherein pole plate slippage of described plane-parallel capacitor is arranged on and constitutes regulating of two-plate spacing on the cross track, and another pole plate slip of plane-parallel capacitor is arranged on and constitutes regulating of two-plate relative area on the long rails.
3. plane-parallel capacitor teaching experimental according to claim 2, it is characterized in that: described capacitor mounting platform is single horizontally disposed platform, and described instrument erecting frame comprises base plate, and described capacitor mounting platform is set on the base plate.
4. plane-parallel capacitor teaching experimental according to claim 3, it is characterized in that: described cross track and long rails are the gathering sill setting, the two-plate of described plane-parallel capacitor is provided with insulating base, and pole plate also can be along the gathering sill slippage in gathering sill through the insulating base location and installation.
5. according to claim 1 or 2 or 3 or 4 described plane-parallel capacitor teaching experimentals, it is characterized in that: also be provided with horizontal scale marker on the described instrument erecting frame, described horizontal scale marker distributes along track crosswise direction and arranges, and is installed with the pointer that cooperates with horizontal scale marker on the described pole plate that is positioned on the cross track.
6. according to claim 1 or 2 or 3 or 4 described plane-parallel capacitor teaching experimentals, it is characterized in that: the two-plate right opposite of described plane-parallel capacitor is provided with vertical blaze, and the orbital direction distribution longitudinally of described vertical blaze arranges.
7. plane-parallel capacitor teaching experimental according to claim 5, it is characterized in that: the two-plate right opposite of described plane-parallel capacitor is provided with vertical blaze, and described vertical blaze longitudinally orbital direction distributes and arranges.
8. plane-parallel capacitor teaching experimental according to claim 1, it is characterized in that: the two-plate outside surface of described plane-parallel capacitor is coated with heat insulating lamina.
9. plane-parallel capacitor teaching experimental according to claim 1 is characterized in that: also be provided with on the described instrument erecting frame for the placement table of placing electrometer.
10. plane-parallel capacitor teaching experimental according to claim 1, it is characterized in that: described instrument erecting frame also includes the instrument screen board that is printed on the experimental circuit synoptic diagram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320121445 CN203118313U (en) | 2013-03-15 | 2013-03-15 | Plane-parallel capacitor teaching experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320121445 CN203118313U (en) | 2013-03-15 | 2013-03-15 | Plane-parallel capacitor teaching experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203118313U true CN203118313U (en) | 2013-08-07 |
Family
ID=48898637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320121445 Expired - Fee Related CN203118313U (en) | 2013-03-15 | 2013-03-15 | Plane-parallel capacitor teaching experiment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203118313U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485226A (en) * | 2014-12-18 | 2015-04-01 | 吴江变压器有限公司 | Polar plate distance measurable capacitor |
| CN106847018A (en) * | 2016-12-30 | 2017-06-13 | 齐齐哈尔大学 | A kind of capacitor charge and discharge experiment instrument of noncontact contrast type |
| CN107153136A (en) * | 2017-05-11 | 2017-09-12 | 王若茗 | A kind of stacked capacitor group experimental rig |
| CN107966654A (en) * | 2017-10-23 | 2018-04-27 | 武汉船用机械有限责任公司 | Close to switch limit working state detection device |
| CN109243674A (en) * | 2018-08-17 | 2019-01-18 | 武汉船用机械有限责任公司 | A kind of adjustable copper bar |
| CN109559608A (en) * | 2017-09-27 | 2019-04-02 | 天津中德应用技术大学 | Instructional device and experimental method based on resonance device in electromagnetic coupling transmission |
| CN109855362A (en) * | 2017-11-30 | 2019-06-07 | 合肥华凌股份有限公司 | Air cleaning unit, method and refrigerator |
-
2013
- 2013-03-15 CN CN 201320121445 patent/CN203118313U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485226A (en) * | 2014-12-18 | 2015-04-01 | 吴江变压器有限公司 | Polar plate distance measurable capacitor |
| CN106847018A (en) * | 2016-12-30 | 2017-06-13 | 齐齐哈尔大学 | A kind of capacitor charge and discharge experiment instrument of noncontact contrast type |
| CN107153136A (en) * | 2017-05-11 | 2017-09-12 | 王若茗 | A kind of stacked capacitor group experimental rig |
| CN107153136B (en) * | 2017-05-11 | 2023-10-31 | 王若茗 | Stacked capacitor bank test device |
| CN109559608A (en) * | 2017-09-27 | 2019-04-02 | 天津中德应用技术大学 | Instructional device and experimental method based on resonance device in electromagnetic coupling transmission |
| CN107966654A (en) * | 2017-10-23 | 2018-04-27 | 武汉船用机械有限责任公司 | Close to switch limit working state detection device |
| CN107966654B (en) * | 2017-10-23 | 2020-05-12 | 武汉船用机械有限责任公司 | Proximity switch limit working state detection device |
| CN109855362A (en) * | 2017-11-30 | 2019-06-07 | 合肥华凌股份有限公司 | Air cleaning unit, method and refrigerator |
| CN109243674A (en) * | 2018-08-17 | 2019-01-18 | 武汉船用机械有限责任公司 | A kind of adjustable copper bar |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203118313U (en) | Plane-parallel capacitor teaching experiment device | |
| CN203909084U (en) | Clamp for antenna test | |
| CN205318726U (en) | Optics presentation device for physics experiments | |
| CN203165309U (en) | Experimental device for measuring capacitance and air dielectric constant | |
| CN204720048U (en) | Level throw motion experimental device for verifying | |
| CN107942143A (en) | A kind of experimental provision for measuring solid dielectric relative dielectric constant | |
| CN202329666U (en) | Adjustable gauge holder | |
| CN207963861U (en) | A kind of driving water levelling detection device | |
| CN206362838U (en) | A kind of permanent-magnet moving coil instrument device | |
| CN203930263U (en) | Adjustable width Anisotropically conductive glued membrane guide piece | |
| CN104055303A (en) | Surveying instrument adaption box | |
| CN205003937U (en) | Electrophysics experimental apparatus | |
| CN205037855U (en) | Barrel edges and corners measuring device | |
| CN208938460U (en) | A kind of Adjustable horizontal andante condenser charge amount electric discharge apparatus for demonstrating | |
| CN208026365U (en) | A kind of animal body ruler body weight measuring device | |
| CN104515628A (en) | Assembling pressure testing device for lead acid battery pole group | |
| CN201903655U (en) | Positioning and measuring bracket for high-purity germanium detector | |
| CN111578831A (en) | Test paper quantity counting device and working method thereof | |
| CN221514571U (en) | Electromechanical integrated comprehensive experiment table | |
| CN216046521U (en) | Multi-posture all-terrain geographic information surveying and mapping offset frame | |
| CN203587073U (en) | Cage window measurement apparatus | |
| CN213241517U (en) | Network training education device | |
| CN104217633A (en) | Quantitative coulomb law demonstrating scheme | |
| CN103743363A (en) | Holder window measuring apparatus | |
| CN105632762A (en) | Adjustable capacitor device |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20170315 |