CN205354488U - Junior middle school is electricity experiment device for physics - Google Patents
Junior middle school is electricity experiment device for physics Download PDFInfo
- Publication number
- CN205354488U CN205354488U CN201620085375.7U CN201620085375U CN205354488U CN 205354488 U CN205354488 U CN 205354488U CN 201620085375 U CN201620085375 U CN 201620085375U CN 205354488 U CN205354488 U CN 205354488U
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- casing
- bulb
- experiment
- box
- slide rheostat
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Abstract
The utility model discloses a junior middle school is electricity experiment device for physics relates to the physics electricity experiment's of junior middle school technical field. Including the box, fixed surface has the supporting pad under the box, circular blind hole internally mounted has supply socket, the inside buckle that is provided with of case lid leading flank, power binding post is installed in box upper surface left side, stud with the universal meter in the box upper surface rear side, box upper surface rear side is fixed with the bulb assembly, the table is fixed with the resistance terminal on the box, surface mounting has slide rheostat on the box, the box upper surface leaves there is square blind hole. The utility model discloses an universal meter can require according to the experiment of difference to facilitate the use, the resistance wire is adopted, the experiment requirement of surveying resistance can be accomplished, convenient and fast, the bulb assembly is adopted, the electricity experiment of bulb can be swift completion needed, adopt slide rheostat, can the access circuit protection use the electric device, can satisfy the experiment requirement simultaneously, the box upper surface leaves has square blind hole, the placing of the charger of being convenient for.
Description
Technical field
This utility model is a kind of junior physics electrical experiment device, relates to the technical field of junior physics Experiments of Electricity.
Background technology
All saying that teenager is following hope, dominate the New Times of all in nowadays this science and technology, students needs to improve manipulative ability, increases the hobby of its innovation and creation.No matter being the angle from individual or the angle of country, school and student individual should improve the concern making experiment.Although present experiment appliance is varied, but there is presently no is that environmental protection and energy saving are safe and reliable again.For the consideration of the various aspects to junior school student, having invented this junior physics electrical experiment device, this device is more convenient and practical, environmental protection, safe and reliable, so the birth of this device is bound to be subject to liking of academics and students.
Utility model content
Technical problem to be solved in the utility model, is the technical deficiency for above-mentioned existence, it is provided that a kind of junior physics electrical experiment device, adopts circuit tester, it is possible to use according to different requirement of experiment is convenient；Adopt resistance wire, it is possible to complete the requirement of experiment of measuring resistance, convenient and swift；Adopt bulb assembly, it is possible to complete to need the Experiments of Electricity of bulb efficiently；Adopt slide rheostat, it is possible to access circuit protection electric device, requirement of experiment can be met simultaneously；Casing upper surface has square blind hole, it is simple to the placement of charger.
For solving above-mentioned technical problem, this utility model be the technical scheme is that to include casing, and casing lower surface is fixed with supporting pad, and supporting pad is distributed in the corner of casing lower surface；Casing left surface has blind round hole；Blind round hole is internally installed supply socket, and supply socket matches with blind round hole；Cabinet front face is provided with handle；Casing trailing flank has case lid by gemel connection；Case lid leading flank is internally provided with buckle；Having groove inside cabinet front face, groove matches with buckle；Being provided with power-line terminal on the left of casing upper surface, power-line terminal is connected with supply socket circuit；Stud with circuit tester on rear side of casing upper surface, circuit tester be 2 placed side by side；Being fixed with bulb assembly on rear side of casing upper surface, bulb assembly is 2, is positioned on the right side of circuit tester；On casing, table is fixed with resistor wiring post；Resistor wiring post is connected to resistance wire；Casing upper surface is provided with slide rheostat, and slide rheostat is 2, places side by side, and slide rheostat is positioned at the right side of resistance wire；Casing upper surface has square blind hole, and square blind hole is positioned at the right side of slide rheostat.
Optimizing the technical program further, described power-line terminal is 2, and in front for positive pole, back is negative pole.
Optimizing the technical program further, described bulb assembly includes base, bulb binding post and bulb, and bulb binding post is positioned at the left and right sides of base upper surface, and bulb binding post is connected with bulb circuit.
Optimizing the technical program further, described resistor wiring group is 3 pairs, to there being 3 groups of resistance wires.
Compared with prior art, this utility model has the advantage that 1, adopts circuit tester, it is possible to use according to different requirement of experiment is convenient；2, resistance wire is adopted, it is possible to complete the requirement of experiment of measuring resistance, convenient and swift；3, bulb assembly is adopted, it is possible to complete to need the Experiments of Electricity of bulb efficiently；4, adopt slide rheostat, it is possible to access circuit protection electric device, requirement of experiment can be met simultaneously；5, casing upper surface has square blind hole, it is simple to the placement of charger；6, adopt there is the power-line terminal of both positive and negative polarity, it is possible to achieve DC source and reduce the use of aneroid battery, more environmentally-friendly；7,3 are adopted to resistance wire, it is possible to the convenient experiment completing measuring resistance.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of junior physics electrical experiment device.
Fig. 2 is the structural representation that a kind of junior physics electrical experiment device opens case lid.
Fig. 3 is the profile at blind round hole place.
In figure, 1, casing；2, supporting pad；3, blind round hole；4, supply socket；5, handle；6, case lid；7, buckle；8, groove；9, power-line terminal；10, circuit tester；11, bulb assembly；12, resistor wiring post；13, resistance wire；14, slide rheostat；15, square blind hole；16, base；17, bulb binding post；18, bulb.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with detailed description of the invention and with reference to accompanying drawing, this utility model is further described.It should be understood that these descriptions are illustrative of, and it is not intended to limit scope of the present utility model.Additionally, in the following description, eliminate the description to known features and technology, to avoid unnecessarily obscuring concept of the present utility model.
Detailed description of the invention one: shown in Fig. 1-3, including casing 1, casing 1 lower surface is fixed with supporting pad 2, and supporting pad 2 is distributed in the corner of casing 1 lower surface；Casing 1 left surface has blind round hole 3；Blind round hole 3 is internally installed supply socket 4, and supply socket 4 matches with blind round hole 3；Casing 1 leading flank is provided with handle 5；Casing 1 trailing flank has case lid 6 by gemel connection；Case lid 6 leading flank is internally provided with buckle 7；Having groove 8 inside casing 1 leading flank, groove 8 matches with buckle 7；Being provided with power-line terminal 9 on the left of casing 1 upper surface, power-line terminal 9 is connected with supply socket 4 circuit；Stud with circuit tester 10 on rear side of casing 1 upper surface, circuit tester 10 be 2 placed side by side；Being fixed with bulb assembly 11 on rear side of casing 1 upper surface, bulb assembly 11 is 2, is positioned on the right side of circuit tester 10: on casing 1, table is fixed with resistor wiring post 12；Resistor wiring post 12 is connected to resistance wire 13；Casing 1 upper surface is provided with slide rheostat 14, and slide rheostat 14 is 2, places side by side, and slide rheostat 14 is positioned at the right side of resistance wire 13；Casing 1 upper surface has square blind hole 15, and square blind hole 15 is positioned at the right side of slide rheostat 14；Power-line terminal 9 is 2, and in front for positive pole, back is negative pole；Bulb assembly 11 includes base 16, bulb binding post 17 and bulb 18, and bulb binding post 17 is positioned at the left and right sides of base 16 upper surface, and bulb binding post 17 is connected with bulb 18 circuit；Resistor wiring post 12 is 3 pairs, to there being 3 groups of resistance wires 13.
This device is in use, in addition it is also necessary to by a commutator transformer, being the DC voltage that experiment needs by 220V AC conversion, DC voltage is within safe voltage scope.It is inserted into inside supply socket 4 by the plug of commutator transformer and to provide power supply to this device.This device is easy to use, it is simple to pick and place.
This device in use, first passes through buckle 7 to open case lid 6, is then turn on power supply, then adopts wire according to requirement of experiment, is connected by required electric elements.During as the experiment of resistance, respectively circuit tester 10 is got to resistance grade, use conduction to be once connected with resistor wiring post 12 by circuit tester 10, by the comparison of resistance wire three groups different, draw experiment conclusion respectively；When needs bulb, power-line terminal 9 is sequentially connected with slide rheostat 14 by wire and bulb binding post 17 forms closed-loop path, using if needing circuit tester 10 to be used as ammeter, circuit tester 10 being got to current gear, is connected in series in the middle of circuit；If needing circuit tester 10 to use when voltmeter, circuit tester 10 is got to voltage gear, and in parallel with needing the electric elements measuring voltage.
It should be appreciated that above-mentioned detailed description of the invention of the present utility model is used only for exemplary illustration or explains principle of the present utility model, and do not constitute restriction of the present utility model.Therefore, any amendment of making when not necessarily departing from spirit and scope of the present utility model, etc. watch replacement, improvement etc., should be included within protection domain of the present utility model.Additionally, this utility model claims be intended to fall in the equivalents on scope and border or this scope and border whole change and modifications example.
Claims (4)
1. a junior physics electrical experiment device, it is characterized in that: include casing (1), casing (1) lower surface is fixed with supporting pad (2), and supporting pad (2) is distributed in the corner of casing (1) lower surface；Casing (1) left surface has blind round hole (3)；Blind round hole (3) is internally installed supply socket (4), and supply socket (4) matches with blind round hole (3)；Casing (1) leading flank is provided with handle (5)；Casing (1) trailing flank has case lid (6) by gemel connection；Case lid (6) leading flank is internally provided with buckle (7)；Having groove (8) inside casing (1) leading flank, groove (8) matches with buckle (7)；Being provided with power-line terminal (9) on the left of casing (1) upper surface, power-line terminal (9) is connected with supply socket (4) circuit；Stud with circuit tester (10) on rear side of casing (1) upper surface, circuit tester (10) be 2 placed side by side；Being fixed with bulb assembly (11) on rear side of casing (1) upper surface, bulb assembly (11) is 2, is positioned at circuit tester (10) right side；The upper table of casing (1) is fixed with resistor wiring post (12)；Resistor wiring post (12) is connected to resistance wire (13)；Casing (1) upper surface is provided with slide rheostat (14), and slide rheostat (14) is 2, places side by side, and slide rheostat (14) is positioned at the right side of resistance wire (13)；Casing (1) upper surface has square blind hole (15), and square blind hole (15) is positioned at the right side of slide rheostat (14).
2. a kind of junior physics electrical experiment device according to claim 1, it is characterised in that: power-line terminal (9) is 2, and in front for positive pole, back is negative pole.
3. a kind of junior physics electrical experiment device according to claim 1, it is characterized in that: bulb assembly (11) includes base (16), bulb binding post (17) and bulb (18), bulb binding post (17) is positioned at the left and right sides of base (16) upper surface, and bulb binding post (17) is connected with bulb (18) circuit.
4. a kind of junior physics electrical experiment device according to claim 1, it is characterised in that: resistor wiring post (12) is 3 pairs, and to there being 3 groups of resistance wires (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620085375.7U CN205354488U (en) | 2016-01-22 | 2016-01-22 | Junior middle school is electricity experiment device for physics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620085375.7U CN205354488U (en) | 2016-01-22 | 2016-01-22 | Junior middle school is electricity experiment device for physics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205354488U true CN205354488U (en) | 2016-06-29 |
Family
ID=56184429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620085375.7U Expired - Fee Related CN205354488U (en) | 2016-01-22 | 2016-01-22 | Junior middle school is electricity experiment device for physics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205354488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113129711A (en) * | 2020-01-15 | 2021-07-16 | 深圳市跨一科技有限公司 | Physical experiment electricity device |
-
2016
- 2016-01-22 CN CN201620085375.7U patent/CN205354488U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113129711A (en) * | 2020-01-15 | 2021-07-16 | 深圳市跨一科技有限公司 | Physical experiment electricity device |
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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 |
Granted publication date: 20160629 Termination date: 20170122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |