CN206907314U - A kind of physics education magnetic induction apparatus for demonstrating - Google Patents
A kind of physics education magnetic induction apparatus for demonstrating Download PDFInfo
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- CN206907314U CN206907314U CN201720560908.7U CN201720560908U CN206907314U CN 206907314 U CN206907314 U CN 206907314U CN 201720560908 U CN201720560908 U CN 201720560908U CN 206907314 U CN206907314 U CN 206907314U
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- supporting plate
- wire
- rod
- magnetic induction
- demonstrating
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Abstract
The utility model discloses a kind of physics education magnetic induction apparatus for demonstrating, including supporting plate, the supporting plate is provided with battery pack, switch, ammeter, lamp body and wire winding rod, the battery pack, switch, ammeter, lamp body and wire winding rod are sequentially connected by wire, compass is additionally provided with the supporting plate, support body is additionally provided with the supporting plate, two gag lever posts are arranged with the support body, run through jointly on two gag lever posts and be provided with Mobile base, the both sides of the Mobile base are arranged with two L-type fixed blocks, a briquetting is rotatably connected on each L-type fixed block, spring is provided between the briquetting and L-type fixed block, being set up between two briquettings has permanent magnet.The utility model is simple in construction, is easy to carry, easy to operate so that students can intuitively understand the phenomenon and principle of electromagnetic induction, improve the learning interest and learning efficiency of student, can also prompt vast instructors teaching efficiency.
Description
Technical field
It the utility model is related to Physical Experiment apparatus for demonstrating technical field, more particularly to a kind of physics education magnetic induction
Apparatus for demonstrating.
Background technology
Electromagnetic induction phenomenon refers to be placed on the conductor in change magnetic flux, can produce electromotive force.This electromotive force is referred to as sensing
Electromotive force or induced electromotive force, if this conductor is closed into primary Ioops, the electromotive force can drive electronics to flow, and form induced electricity
Stream, electromagnetic induction refers to because magnetic flux change produces the phenomenon of induced electromotive force.The discovery of electromagnetic induction phenomenon, it is electromagnetism
One of greatest achievement in field.It does not only disclose the inner link between electricity and magnetic, and is electricity and the phase between magnetic
Mutually experiment basis have been established in conversion, and obtaining huge and cheap electric energy for the mankind opens road, is of great importance in practical.
The discovery of electromagnetic induction phenomenon, indicate the arrival of great an industry and technological revolution.It fact proved, electromagnetic induction is in electricity
Extensive use in terms of work, electronic technology, electrification, automation is played the development for promoting social productive forces and science and technology
Important effect.In the teaching of physics, electromagnetic induction is one of very important content, is all teacher in traditional teaching
Word picture, and bookish description so that understanding of the student for this content is relatively more abstract, and it is difficult to increase study
Degree, so being badly in need of phenomenon and principle that a kind of apparatus for demonstrating enables students intuitively to understand electromagnetic induction now, improve
The learning interest and learning efficiency of student, it can also prompt vast instructors teaching efficiency.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and a kind of physics teaching proposed is used
Electromagnetic induction demonstration device.
To achieve these goals, the utility model employs following technical scheme：
A kind of physics education magnetic induction apparatus for demonstrating, including supporting plate, the supporting plate are provided with battery pack, opened
Pass, ammeter, lamp body and wire winding rod, the battery pack, switch, ammeter, lamp body and wire winding rod by wire according to
Secondary connection, and wire winding is arranged on wire winding rod, compass is additionally provided with the supporting plate, and compass twines with wire
It is corresponding around rod position, support body is additionally provided with the supporting plate, two gag lever posts, two limits are arranged with the support body
Common on the bar of position through Mobile base is provided with, the both sides of the Mobile base are arranged with two L-type fixed blocks, and each L-type is consolidated
Determine to be rotatably connected to a briquetting on block, spring, a structure of an essay for two briquettings are provided between the briquetting and L-type fixed block
Provided with permanent magnet, and permanent magnet is corresponding with the position of wire winding rod, runs through on the support body and is provided with bearing, the Mobile base
On be threaded with threaded rod, and one end of threaded rod through bearing and is connected with rocking bar.
Preferably, the wire winding rod uses hollow structure.
Preferably, the supporting plate, which is adopted, is made from an insulative material.
Preferably, the bottom of the supporting plate is provided with anti-slip veins.
Preferably, polymer compound film is coated with the supporting plate.
In the utility model, when demonstrating the electric apparatus for demonstrating of magnetic life of the present utility model, closure switch, it is only necessary to gently shake
Shake bar, rocking bar drives threaded rod to rotate, and because Mobile base is threadedly coupled with threaded rod, therefore threaded rod rotation can drive Mobile base
Slided along gag lever post, and then drive permanent magnet movement, make cutting magnetic induction line when permanent magnet is moved to inside wire winding rod
Motion, the circuit of wire connection are connected, and are passed sequentially through battery pack, switch, ammeter and supporting plate and are formed loop, when electric current produces
Raw, lamp body bright can have reading with ammeter, this electric phenomenon of magnetic life intuitively be expressed, in demonstrating electrical magnetic generating demonstration device
When, close a switch, lamp body lights, and illustrates with the presence of electric current；Wire winding rod is picked up, observable compass is no as wire is wound
Rod motion and deflect；Due to the elastic reaction of L-type fixed block, two briquettings can fix permanent magnet, will not drop easily,
It is easy to the replacing of permanent magnet.The utility model is simple in construction, is easy to carry, easy to operate so that students can be managed intuitively
The phenomenon and principle of electromagnetic induction are solved, improves the learning interest and learning efficiency of student, can also prompt vast instructors to impart knowledge to students
Effect.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of physics education magnetic induction apparatus for demonstrating structural representation；
Fig. 2 be the utility model proposes a kind of physics education magnetic induction apparatus for demonstrating in wire wind rod structure
Enlarged diagram；
Fig. 3 be the utility model proposes a kind of physics education magnetic induction apparatus for demonstrating in L-type fixed block part
Structure enlargement diagram.
In figure：1 supporting plate, 2 lamp bodies, 3 ammeters, 4 switches, 5 battery packs, 6 Mobile bases, 7 gag lever posts, 8 support bodys, 9 screw threads
Bar, 10 permanent magnets, 11 wires winding rod, 12 compasses, 13 wires, 14 L-type fixed blocks, 15 springs, 16 briquettings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-3, a kind of physics education magnetic induction apparatus for demonstrating, including supporting plate 1, supporting plate 1 are provided with electricity
Pond group 5, switch 4, ammeter 3, lamp body 2 and wire winding rod 11, battery pack 5, switch 4, ammeter 3, lamp body 2 and wire winding
Rod 11 is sequentially connected by wire 13, and the winding of wire 13 is arranged on wire winding rod 11, and compass is additionally provided with supporting plate 1
12, and compass 12 is corresponding with wire winding rod 11 position, and support body 8 is additionally provided with supporting plate 1, two are arranged with support body 8
Root gag lever post 7, common through Mobile base 6 is provided with two gag lever posts 7, the both sides of Mobile base 6 are arranged with two L-type fixed blocks
14, a briquetting 16 is rotatably connected on each L-type fixed block 14, and spring 15 is provided between briquetting 16 and L-type fixed block 14,
Being set up between two briquettings 16 has permanent magnet 10, and permanent magnet 10 is corresponding with the position of wire winding rod 11, runs through on support body 8
Provided with bearing, threaded rod 9 is threaded with Mobile base 6, and one end of threaded rod 9 through bearing and is connected with rocking bar, wire
Winding rod 11 uses hollow structure, may be such that permanent magnet 10 passes in and out, supporting plate 1, which is adopted, to be made from an insulative material, and improves the peace of device
Quan Xing, the bottom of supporting plate 1 are provided with anti-slip veins, it is ensured that integrally-built stabilization, polymer compound film is coated with supporting plate 1,
If during generation unexpected burning, gas caused by polymer compound film burning is nontoxic, and has anti-flaming function, can improve device
Security.
In the utility model, when demonstrating the electric apparatus for demonstrating of magnetic life of the present utility model, closure switch 4, it is only necessary to gently
Rocking bar is shaken, rocking bar drives threaded rod 9 to rotate, and because Mobile base 6 is threadedly coupled with threaded rod 9, therefore the rotation of threaded rod 9 can drive
Mobile base 6 slides along gag lever post 7, and then drives permanent magnet 10 to move, when permanent magnet 10 is moved to inside wire winding rod 11
When make cutting magnetic induction line motion, the circuit that wire 13 connects is connected, and passes sequentially through battery pack 5, switch 4, ammeter 3 and supporting plate
1 forms loop, and when electric current produces, lamp body 2 bright can have reading with ammeter 3, intuitively express this electric phenomenon of magnetic life,
During demonstrating electrical magnetic generating demonstration device, 4 are closed a switch, lamp body 2 lights, and illustrates with the presence of electric current；Wire winding rod 11 is picked up, it is considerable
It is no as wire winding rod 11 moves and deflects to examine compass 12；Due to the elastic reaction of L-type fixed block 14, two briquettings 16 can
Permanent magnet 10 is fixed, will not be dropped easily, also allows for the replacing of permanent magnet 10.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of physics education magnetic induction apparatus for demonstrating, including supporting plate（1）, it is characterised in that the supporting plate（1）On
Provided with battery pack（5）, switch（4）, ammeter（3）, lamp body（2）Rod is wound with wire（11）, the battery pack（5）, switch
（4）, ammeter（3）, lamp body（2）Rod is wound with wire（11）Pass through wire（13）It is sequentially connected, and wire（13）Winding is set
Rod is wound in wire（11）On, the supporting plate（1）On be additionally provided with compass（12）, and compass（12）Rod is wound with wire
（11）Position is corresponding, the supporting plate（1）On be additionally provided with support body（8）, the support body（8）On be arranged with two gag lever posts
（7）, two gag lever posts（7）Above run through jointly and be provided with Mobile base（6）, the Mobile base（6）Both sides be arranged with two L
Type fixed block（14）, each L-type fixed block（14）On be rotatably connected to a briquetting（16）, the briquetting（16）With L
Type fixed block（14）Between be provided with spring（15）, two briquettings（16）Between set up have permanent magnet（10）, and permanent magnet
（10）Rod is wound with wire（11）Position it is corresponding, the support body（8）Above run through and be provided with bearing, the Mobile base（6）Upper spiral shell
Line is connected with threaded rod（9）, and threaded rod（9）One end through bearing and be connected with rocking bar.
2. a kind of physics education magnetic induction apparatus for demonstrating according to claim 1, it is characterised in that the wire twines
Around rod（11）Using hollow structure.
A kind of 3. physics education magnetic induction apparatus for demonstrating according to claim 1, it is characterised in that the supporting plate
（1）Adopt and be made from an insulative material.
A kind of 4. physics education magnetic induction apparatus for demonstrating according to claim 1, it is characterised in that the supporting plate
（1）Bottom be provided with anti-slip veins.
A kind of 5. physics education magnetic induction apparatus for demonstrating according to claim 1, it is characterised in that the supporting plate
（1）It is upper to be coated with polymer compound film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720560908.7U CN206907314U (en) | 2017-05-19 | 2017-05-19 | A kind of physics education magnetic induction apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720560908.7U CN206907314U (en) | 2017-05-19 | 2017-05-19 | A kind of physics education magnetic induction apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206907314U true CN206907314U (en) | 2018-01-19 |
Family
ID=61289189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720560908.7U Expired - Fee Related CN206907314U (en) | 2017-05-19 | 2017-05-19 | A kind of physics education magnetic induction apparatus for demonstrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206907314U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108428396A (en) * | 2018-05-29 | 2018-08-21 | 陈骁骅 | A kind of electromagnetism swing applied to physics teaching demonstration |
| CN108461023A (en) * | 2018-05-29 | 2018-08-28 | 陈骁骅 | Physics teaching electromagnetism demonstration device with lift adjustment structure |
| CN109102745A (en) * | 2018-08-24 | 2018-12-28 | 莫逢文 | Physics education magnetic induction apparatus for demonstrating |
| CN114596763A (en) * | 2022-03-16 | 2022-06-07 | 滁州职业技术学院 | Physical teaching experimental device based on electromagnetic induction |
-
2017
- 2017-05-19 CN CN201720560908.7U patent/CN206907314U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108428396A (en) * | 2018-05-29 | 2018-08-21 | 陈骁骅 | A kind of electromagnetism swing applied to physics teaching demonstration |
| CN108461023A (en) * | 2018-05-29 | 2018-08-28 | 陈骁骅 | Physics teaching electromagnetism demonstration device with lift adjustment structure |
| CN109102745A (en) * | 2018-08-24 | 2018-12-28 | 莫逢文 | Physics education magnetic induction apparatus for demonstrating |
| CN114596763A (en) * | 2022-03-16 | 2022-06-07 | 滁州职业技术学院 | Physical teaching experimental device based on electromagnetic induction |
| CN114596763B (en) * | 2022-03-16 | 2023-06-20 | 滁州职业技术学院 | Physical teaching experimental device based on electromagnetic induction |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20190519 |