CN200976232Y - Multifunctional circuit demonstrator - Google Patents
Multifunctional circuit demonstrator Download PDFInfo
- Publication number
- CN200976232Y CN200976232Y CN 200620094199 CN200620094199U CN200976232Y CN 200976232 Y CN200976232 Y CN 200976232Y CN 200620094199 CN200620094199 CN 200620094199 CN 200620094199 U CN200620094199 U CN 200620094199U CN 200976232 Y CN200976232 Y CN 200976232Y
- Authority
- CN
- China
- Prior art keywords
- switch
- pilot lamp
- rheostat
- indicator light
- connects
- 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
Landscapes
- Instructional Devices (AREA)
Abstract
The utility model relates to a multifunctional circuit demonstration device, which comprises a panel, the panel is provided with a power source of storage battery E, a rheostat R, three indicator lights L1, L2 and L3, four switches K1, K2, K3 and K4, and two magnetic needles, wherein, the anode of the power source is connected respectively with the H end of the switch K4 and one end of the indicator light L3, the other end of the indicator light L3 is connected with the L end of the switch K4 and the B end of the switch K3; the cathode of the power source is connected with the rheostat R, the movable contact of the rheostat is connected with the G end of the switch K1, the F end of the switch K1 is connected with the D end of the K1, the indicator light L1 is connected with the A end of the switch K3, the C end of the switch K2 is connected with the A end of the switch K3 through the indicator light L2, the two magnetic needles are positioned at the wire between the switch K3 and the indicator light L1 and the wire between the switch K1 and the indicator light L1, respectively. The utility model enables students to be familiar with series circuits and series parallel circuits, and improve manual ability, thinking ability and observation ability.
Description
Technical field
The utility model relates to a kind of mathematical instrument, particularly relates to a kind of multifunctional circuit demonstration device.
Background technology
Existing Experiments of Electricity technology apparatus is single, and each experiment needs a lot of equipment, use very inconvenient, the fully manipulative ability of exercise student ' and thinking visionary.
Summary of the invention
The object of the present invention is to provide multifunctional circuit demonstration device a kind of simple in structure, easy to use.
The technical scheme that adopts is:
The multifunctional circuit demonstration device, comprise a panel, be respectively arranged with a battery of electric power E on the panel, one rheostat R, three pilot lamp L1, L2, L3, four K switch 1, K2, K3, K4 and two needles, wherein the positive pole of power supply E connects the H end of K switch 4 and the end of pilot lamp L3 respectively, and the other end of pilot lamp L3 is connected with the L end of K switch 4 and the B end of K switch 3; The negative pole of power supply E meets rheostat R, the slider of rheostat R connects the G end of K switch 1, the F of K switch 1 holds one tunnel D that connects K switch 1 to hold, another road pilot lamp L1 connects the A end of K switch 3, the C of K switch 2 end connects the A end of K switch 3 through pilot lamp L2, and two needles are separately positioned on lead between K switch 3 and the pilot lamp L1 and the lead place between K switch 1 and the pilot lamp L1.
The utlity model has following advantage:
1, can further skillfully connect, the series and parallel circuit connected mode.
2, observe the luminous situation of electric light series and parallel, series-parallel connection under the same power supply.
3, magnetic effect of electric current is embodied better.
4, improve students ' practical ability, thinking ability and observation ability.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment
The multifunctional circuit demonstration device, comprise a panel, be respectively arranged with a battery of electric power E on the panel, one rheostat R, three pilot lamp L1, L2, L3, four K switch 1, K2, K3, K4 and two needles, wherein the positive pole of power supply E connects the H end of K switch 4 and the end of pilot lamp L3 respectively, and the other end of pilot lamp L3 is connected with the L end of K switch 4 and the B end of K switch 3; The negative pole of power supply E meets rheostat R, the slider of rheostat R connects the G end of K switch 1, the F of K switch 1 holds one tunnel D that connects K switch 1 to hold, another road pilot lamp L1 connects the A end of K switch 3, the C of K switch 2 end connects the A end of K switch 3 through pilot lamp L2, and two needles are separately positioned on lead between K switch 3 and the pilot lamp L1 and the lead place between K switch 1 and the pilot lamp L1.
Claims (1)
1, multifunctional circuit demonstration device, comprise a panel, it is characterized in that being respectively arranged with on the panel battery of electric power E, one rheostat R, three pilot lamp L1, L2, L3, four K switch 1, K2, K3, K4 and two needles, wherein the positive pole of power supply E connects the H end of K switch 4 and the end of pilot lamp L3 respectively, and the other end of pilot lamp L3 is connected with the L end of K switch 4 and the B end of K switch 3; The negative pole of power supply E meets rheostat R, the slider of rheostat R connects the G end of K switch 1, the F of K switch 1 holds one tunnel D that connects K switch 1 to hold, another road pilot lamp L1 connects the A end of K switch 3, the C of K switch 2 end connects the A end of K switch 3 through pilot lamp L2, and two needles are separately positioned on lead between K switch 3 and the pilot lamp L1 and the lead place between K switch 1 and the pilot lamp L1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620094199 CN200976232Y (en) | 2006-11-20 | 2006-11-20 | Multifunctional circuit demonstrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620094199 CN200976232Y (en) | 2006-11-20 | 2006-11-20 | Multifunctional circuit demonstrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200976232Y true CN200976232Y (en) | 2007-11-14 |
Family
ID=38902513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620094199 Expired - Fee Related CN200976232Y (en) | 2006-11-20 | 2006-11-20 | Multifunctional circuit demonstrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200976232Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335592A (en) * | 2018-02-06 | 2018-07-27 | 陈吴瀚 | A kind of physics facility |
-
2006
- 2006-11-20 CN CN 200620094199 patent/CN200976232Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335592A (en) * | 2018-02-06 | 2018-07-27 | 陈吴瀚 | A kind of physics facility |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201000687Y (en) | Step voltage demonstration device | |
| CN103456215A (en) | Electricity demonstration box | |
| CN201965826U (en) | Demonstration instrument for human body conductivity and low-voltage electric shock | |
| CN201527734U (en) | Multifunctional device for demonstrating charge-discharge regulation of capacitor | |
| CN200976232Y (en) | Multifunctional circuit demonstrator | |
| CN201773517U (en) | Solar power supply demonstration device used for teaching | |
| CN201527733U (en) | Teaching template for middle school circuit experiment | |
| CN210142438U (en) | Magnetic power supply for physical teaching experiment | |
| CN201000686Y (en) | Demonstrator for simulating remote electric power transmission | |
| CN202373218U (en) | Combined-type multifunctional circuit demonstration device | |
| CN203455987U (en) | Electrics demonstration box | |
| CN203773821U (en) | Current magnetic effect and current heat effect demonstration instrument for teaching | |
| CN203085033U (en) | Conductivity measuring device | |
| CN202887513U (en) | Stroboscopic laser pointer | |
| CN203242226U (en) | Multifunctional lithium battery power supply module | |
| CN206672481U (en) | LED display output's experiment teaching aid | |
| CN206003417U (en) | A kind of electric circuit teaching demonstration circuit detector | |
| CN205992355U (en) | A kind of demonstration teaching aid of sense of current instruction experiment | |
| CN202632607U (en) | Capacitor charge and discharge phenomenon demonstration teaching plate | |
| CN203950486U (en) | All kinds of thyristor characteristics demonstrators | |
| CN211207733U (en) | Current flow direction dynamic demonstrator | |
| CN202887554U (en) | Electrics teaching aid | |
| CN214175414U (en) | Power battery simulation test rack for teaching | |
| CN209433665U (en) | A kind of Middle School Physics Experiment of Electrical Circuits battery case | |
| CN201156330Y (en) | DC boosting principal demonstrator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |