CN206657554U - A kind of experimental provision for demonstrating electromagnetic principle - Google Patents
A kind of experimental provision for demonstrating electromagnetic principle Download PDFInfo
- Publication number
- CN206657554U CN206657554U CN201720388158.XU CN201720388158U CN206657554U CN 206657554 U CN206657554 U CN 206657554U CN 201720388158 U CN201720388158 U CN 201720388158U CN 206657554 U CN206657554 U CN 206657554U
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- China
- Prior art keywords
- displaying window
- magnet coil
- power supply
- experimental provision
- magnetic field
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Abstract
The utility model discloses a kind of experimental provision for demonstrating electromagnetic principle, including main body, the main body is made up of base and displaying window, it is glued between the displaying window and the base to connect, the both sides of the displaying window are provided with uniform magnetic field generator, the central point of the displaying window is provided with installing plate, magnet coil is installed on the installing plate, glass cover-plate is sealedly connected with the top of the displaying window, the periphery of the magnet coil is provided with small magnetic needle inside the displaying window, the small magnetic needle is by the uniform stationary distribution of fix bar on the bottom surface of displaying window, the small magnetic needle is set with the fix bar activity, the chassis interior is provided with power supply, the power supply is connected with the uniform magnetic field generator and magnet coil by wire, the outside of the base is provided with start button and SR.The utility model can deepen the results of learning of student, improve the learning interest of student, have the advantages that simple in construction, using effect is good.
Description
Technical field
Teaching experimental equipment technical field is the utility model is related to, specially a kind of experimental provision for demonstrating electromagnetic principle.
Background technology
Magnetic induction line is that famous physicist faraday has found at first.Magnetic induction line can visually be retouched with electric field line in the electric field
The direction of an electric field of each point is stated, the direction of an electric field of each point can also be vividly described with magnetic induction line in magnetic field, magnetic induction line is in magnetic
Some directive curves for drawing and not actually existing in, magnetic of the tangential direction of every bit all with this point on these curves
Field direction is consistent.
In current teaching, due to be all electrically and magnetically it is invisible touch less than thing, when teacher is in explanation electromagnetic principle
When, for the student of rigid connection electric shock magnetic, it is difficult to understand, vivid, lively explanation that teacher also is difficult to, this gives teaching band
Difficulty is necessarily carried out.
Utility model content
The purpose of this utility model is to provide a kind of experimental provision for demonstrating electromagnetic principle, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of experimental provision for demonstrating electromagnetic principle,
Including main body, the main body is made up of base and displaying window, glued between the displaying window and the base to connect, the displaying
The both sides of window are provided with uniform magnetic field generator, and the central point of the displaying window is provided with installing plate, installed on the installing plate
There is magnet coil, glass cover-plate is sealedly connected with the top of the displaying window, it is described to show inside window in the magnet coil
Periphery is provided with small magnetic needle, the small magnetic needle by the uniform stationary distribution of fix bar on the bottom surface of displaying window, the small magnetic needle
Set with the fix bar activity, the chassis interior is provided with power supply, the power supply and the uniform magnetic field generator and electricity
Magnetic coil is connected by wire, and the outside of the base is provided with start button and SR.
Preferably, the magnet coil is made up of iron core and coil, and the coil is spirally wrapped around on iron core.
Preferably, the both ends of the coil are electrically connected with the power supply.
Preferably, the start button is arranged on the wire between the magnet coil and power supply.
Preferably, the SR is arranged on the wire between the uniform magnetic field generator and power supply.
Compared with prior art, the beneficial effects of the utility model are：The utility model passes through in the periphery of magnet coil
Small magnetic needle is provided with, when in use, first turns on SR, uniform magnetic field generator produces uniform magnetic field, now small magnetic needle
It is neat in one line under the influence of a magnetic field, start button is then turned on, magnet coil is powered, and magnetic field is produced in magnet coil
When, small magnetic needle along the directional spreding of magnetic induction line, so both can clearly be seen magnet coil after powered up under the influence of a magnetic field
Distribution of Magnetic Field situation, close start button after experiment terminates, the study of student can be deepened by this intuitive way
Effect, the learning interest of student is improved, have the advantages that simple in construction, using effect is good.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model overlooking the structure diagram.
In figure：1- fix bars；2- small magnetic needles；3- installing plates；4- magnet coils；41- coils；42- iron cores；5- glass covers
Plate；6- uniform magnetic field generators；7- main bodys；8- SRs；9- start buttons；10- power supplys；11- shows window；12- bases.
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.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of experimental provision for demonstrating electromagnetic principle, bag
Main body 7 is included, the main body 7 is made up of base 12 and displaying window 11, glued between the displaying window 11 and the base 12 to connect,
The both sides of the displaying window 11 are provided with uniform magnetic field generator 6, and the central point of the displaying window 11 is provided with installing plate 3, institute
State and magnet coil 4 is installed on installing plate 3, the top of the displaying window 11 is sealedly connected with glass cover-plate 5, the displaying window 11
Inside is provided with small magnetic needle 2 in the periphery of the magnet coil 4, and the small magnetic needle 2 is being opened up by 1 uniform stationary distribution of fix bar
On the bottom surface for showing window 11, the small magnetic needle 2 is set with the activity of fix bar 1, and the base 12 is internally provided with power supply 10, institute
State power supply 10 to be connected by wire with the uniform magnetic field generator 6 and magnet coil 4, the outside of the base 12, which is provided with, opens
Dynamic button 9 and SR 8.
The magnet coil 4 is made up of iron core 42 and coil 41, and the coil 41 is spirally wrapped around on iron core 42；Institute
The both ends and the power supply 10 for stating coil 41 are electrically connected with；The start button 9 be arranged on the magnet coil 4 and power supply 10 it
Between wire on, for control start；The SR 8 is arranged between the uniform magnetic field generator 6 and power supply 10
On wire, for resetting.
Operation principle：The utility model when in use, is opened first by being provided with small magnetic needle 2 in the periphery of magnet coil 4
Open SR 8, uniform magnetic field generator 6 produces uniform magnetic field, now the neat word row under the influence of a magnetic field of small magnetic needle 2
To open, be then turned on start button 9, magnet coil 4 is powered, when magnet coil 4 produces magnetic field, effect of the small magnetic needle 2 in magnetic field
The lower directional spreding along magnetic induction line, the Distribution of Magnetic Field situation of magnet coil 4 after powered up was so both can clearly be seen, had been tested
Start button 9 is closed after end, the results of learning of student can be deepened by this intuitive way, the study for improving student is emerging
Interest, have the advantages that simple in construction, using effect is good.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of experimental provision for demonstrating electromagnetic principle, including main body (7), it is characterised in that：The main body (7) is by base (12)
It is glued between the displaying window (11) and the base (12) to be connected with displaying window (11) composition, the two of the displaying window (11)
Side is provided with uniform magnetic field generator (6), and the central point of the displaying window (11) is provided with installing plate (3), the installing plate (3)
On magnet coil (4) is installed, glass cover-plate (5), the displaying window (11) are sealedly connected with the top of the displaying window (11)
Inside is provided with small magnetic needle (2) in the periphery of the magnet coil (4), and the small magnetic needle (2) is uniformly fixed by fix bar (1)
It is distributed on the bottom surface of displaying window (11), the small magnetic needle (2) is set with the fix bar (1) activity, in the base (12)
Portion is provided with power supply (10), and the power supply (10) is connected with the uniform magnetic field generator (6) and magnet coil (4) by wire
Connect, the outside of the base (12) is provided with start button (9) and SR (8).
A kind of 2. experimental provision for demonstrating electromagnetic principle according to claim 1, it is characterised in that：The magnet coil
(4) it is made up of iron core (42) and coil (41), the coil (41) is spirally wrapped around on iron core (42).
A kind of 3. experimental provision for demonstrating electromagnetic principle according to claim 2, it is characterised in that：The coil (41)
Both ends are electrically connected with the power supply (10).
A kind of 4. experimental provision for demonstrating electromagnetic principle according to claim 1, it is characterised in that：The start button
(9) it is arranged on the wire between the magnet coil (4) and power supply (10).
A kind of 5. experimental provision for demonstrating electromagnetic principle according to claim 1, it is characterised in that：The SR
(8) it is arranged on the wire between the uniform magnetic field generator (6) and power supply (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720388158.XU CN206657554U (en) | 2017-04-14 | 2017-04-14 | A kind of experimental provision for demonstrating electromagnetic principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720388158.XU CN206657554U (en) | 2017-04-14 | 2017-04-14 | A kind of experimental provision for demonstrating electromagnetic principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206657554U true CN206657554U (en) | 2017-11-21 |
Family
ID=60317647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720388158.XU Expired - Fee Related CN206657554U (en) | 2017-04-14 | 2017-04-14 | A kind of experimental provision for demonstrating electromagnetic principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206657554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109493A (en) * | 2017-12-30 | 2018-06-01 | 南京陶特思软件科技有限公司 | A kind of junior physics electromagnetic experimental device for electricity field |
-
2017
- 2017-04-14 CN CN201720388158.XU patent/CN206657554U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109493A (en) * | 2017-12-30 | 2018-06-01 | 南京陶特思软件科技有限公司 | A kind of junior physics electromagnetic experimental device for electricity field |
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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: 20171121 Termination date: 20190414 |