CN210466947U - Magnetic effect demonstration device of electromagnetic coil - Google Patents
Magnetic effect demonstration device of electromagnetic coil Download PDFInfo
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- CN210466947U CN210466947U CN201921575437.2U CN201921575437U CN210466947U CN 210466947 U CN210466947 U CN 210466947U CN 201921575437 U CN201921575437 U CN 201921575437U CN 210466947 U CN210466947 U CN 210466947U
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- coil
- winding frame
- coil winding
- magnetic effect
- electromagnetic coil
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Abstract
The utility model discloses an electromagnetic coil's magnetic effect presentation device, including bottom plate, protection casing, cystosepiment, coil winding frame, coil wire, support horizontal pole, experiment magnet, battery case and power supply battery, the protection casing is fixed to be set up on the upper surface of bottom plate, the cystosepiment sets up on the bottom plate and is located the inboard position of protection casing, the coil winding frame is fixed to be set up one of cystosepiment upper surface and serves, the coil wire winding is on the coil winding frame, the both ends of supporting the horizontal pole are fixed at coil winding frame top intermediate position, it is connected with the suspension wire perpendicularly downwards to support the horizontal pole intermediate position, experiment magnet is connected on one end of suspension wire lower part. The technical scheme of the utility model can be when the circular telegram straight conductor in the middle school's physics of lecturing can produce magnetic field, more audio-visually show this part content for the student and see to let the student accept and understand this part knowledge more easily.
Description
Technical Field
The utility model belongs to the technical field of the teaching equipment, especially, relate to an electromagnetic coil's magnetic effect presentation device.
Background
Physics is the subject of studying the most general laws of motion and basic structures of substances. As the leading subject of natural science, physical studies are as large as the universe and as small as the most basic motion forms and laws of all substances such as basic particles, and therefore, the method becomes the research foundation of other natural science subjects. The theoretical structure of the system fully uses mathematics as the working language of the system, and experiments are used as the only standard for checking the theoretical correctness, which is the most precise natural science subject at present.
Junior middle school physics is the basic discipline of obligatory education. Aims to cultivate the science thinking of students and have qualitative understanding on the physical common sense of the students. The electromagnetic part is an important component of our middle school physics. One of them teaches that the energized straight conductor can generate a magnetic field, and because the contents of this part are relatively abstract, it is difficult for students to visually see the phenomenon in class.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a magnetic effect demonstration apparatus for an electromagnetic coil, which can more intuitively present the contents to students when the magnetic field is generated by the energized direct wire in the teaching of middle school physics, so that the students can more easily accept and understand the knowledge.
In order to overcome the defects existing in the prior art, the utility model provides a following technical scheme: a magnetic effect demonstration device of an electromagnetic coil comprises a bottom plate, a protective cover, a foam board, a coil winding frame, a coil lead, a supporting cross rod, an experiment magnet, a battery box and a power supply battery, wherein the protective cover is fixedly arranged on the upper surface of the bottom plate, the foam board is arranged on the bottom plate and is positioned at the inner side of the protective cover, the coil winding frame is fixedly arranged at one end of the upper surface of the foam board, the coil lead is wound on the coil winding frame, two ends of the supporting cross rod are fixed at the middle position of the top of the coil winding frame, the middle position of the supporting cross rod is downwards and vertically connected with a suspension wire, the experiment magnet is connected with one end of the lower part of the suspension wire, the battery box is arranged at the other end of the upper surface of the foam board, the same end of the outer side of the battery box is respectively provided with an anode connector and a, the power supply batteries are arranged in two, and the two power supply batteries are arranged in the battery box.
Preferably, the protective cover comprises two long side plates and a short side plate, and two ends of the short side plate are fixedly connected with the same end of the two long side plates respectively.
Preferably, the coil winding frame is formed by connecting four plates with the same size, and the space formed by the connection is square.
Preferably, the protective cover and the coil winding frame are both made of transparent plastic plates.
Preferably, the positive connector and the negative connector both adopt conductive metal clips.
Preferably, the supporting cross rod is a wood rod, and the suspension wire is a thin copper wire.
Compared with the prior art, the technical scheme of the utility model can be when the circular telegram straight wire in the lecture middle school physics can produce magnetic field, more audio-visually show this part of content for the student and see to let the student accept and understand this part of knowledge more easily.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Reference numbers in the figures: 1. a base plate; 2. a protective cover; 3. a foam board; 4. a coil winding frame; 5. a coil wire; 6. a support rail; 7. an experimental magnet; 8. a battery case; 9. a power supply battery; 10. a suspension wire; 11. a positive electrode connector; 12. a negative electrode connector; 13. a long side plate; 14. short side plates.
The following detailed description of the invention will be made in conjunction with the above-described drawings.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, a magnetic effect demonstration device for an electromagnetic coil comprises a bottom plate 1, a protective cover 2, a foam board 3, a coil winding frame 4, a coil conducting wire 5, a supporting cross rod 6, an experiment magnet 7, a battery box 8 and a power supply battery 9, wherein the protective cover 2 is fixedly arranged on the upper surface of the bottom plate 1, the foam board 3 is arranged on the bottom plate 1 and is positioned at the inner side of the protective cover 2, the coil winding frame 4 is fixedly arranged on one end of the upper surface of the foam board 3, the coil conducting wire 5 is wound on the coil winding frame 4, two ends of the supporting cross rod 6 are fixed at the middle position of the top of the coil winding frame 4, the middle position of the supporting cross rod 6 is downwards and vertically connected with a suspension wire 10, the experiment magnet 7 is connected to one end of the lower part of the suspension wire 10, the battery box 8 is arranged at the other end of the upper surface of the foam board 3, the same end outside, and the positive connector 11 and the negative connector 12 are respectively connected with the two ends of the coil wire 5, the number of the power supply batteries 9 is two, and the two power supply batteries 9 are both installed in the battery box 8.
The protection casing 2 includes two long curb plates 13 and a short curb plate 14, and the both ends of short curb plate 14 respectively with two long curb plate 13 with one end fixed connection, coil winding frame 4 is enclosed by four panel interconnect of the same size, and the space that encloses is the square, protection casing 2 and coil winding frame 4 all adopt the processing of transparent plastic board to make, positive connector 11 and negative connector 12 all adopt the conductive metal to press from both sides, support horizontal pole 6 is the stick, suspension line 10 is thin copper wire.
The working principle is as follows: at first place this device in on the horizontal desktop, say again anodal connector 11 and negative pole connector 12 respectively with coil wire 5's both ends be connected, at this moment the switch on, experiment magnet 7 can be followed and become 45 degrees angles deflection to be nearly perpendicular with vertical direction, further anodal connector 11 and negative pole connector 12 are connected with coil wire 5's both ends exchange respectively, at this moment reverse switch on, experiment magnet 7 reverse deflection, just so can show the phenomenon that circular telegram straight wire can produce magnetic field directly perceived, thereby let the student accept and understand this part of knowledge more easily.
The above description of the embodiments is only intended to help understand the method of the present invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A magnetic effect demonstration device of an electromagnetic coil comprises a bottom plate (1), a protective cover (2), a foam board (3), a coil winding frame (4), a coil lead (5), a supporting cross rod (6), an experiment magnet (7), a battery box (8) and a power supply battery (9), and is characterized in that the protective cover (2) is fixedly arranged on the upper surface of the bottom plate (1), the foam board (3) is arranged on the bottom plate (1) and positioned on the inner side of the protective cover (2), the coil winding frame (4) is fixedly arranged on one end of the upper surface of the foam board (3), the coil lead (5) is wound on the coil winding frame (4), two ends of the supporting cross rod (6) are fixed at the middle position of the top of the coil winding frame (4), the middle position of the supporting cross rod (6) is downwards vertically connected with a suspension wire (10), experiment magnet (7) are connected on one end of hanging line (10) lower part, battery case (8) set up on cystosepiment (3) upper surface other end, battery case (8) outside is equipped with anodal connector (11) and negative pole connector (12) respectively with one end, and anodal connector (11) and negative pole connector (12) are connected with the both ends of coil wire (5) respectively, power supply battery (9) set up to two, and two power supply battery (9) are all installed in battery case (8).
2. A demonstration device of magnetic effect of electromagnetic coil according to claim 1 characterized in that the said protective cover (2) comprises two long side plates (13) and one short side plate (14), and the two ends of the short side plate (14) are fixedly connected with the same end of the two long side plates (13).
3. A magnetic effect demonstration device of an electromagnetic coil according to claim 1 characterized in that the coil winding frame (4) is formed by connecting four plates with the same size and the space is square.
4. The demonstration device for the magnetic effect of an electromagnetic coil according to claim 1, wherein the protective cover (2) and the coil winding frame (4) are both made of transparent plastic plates.
5. The demonstration apparatus for magnetic effect of electromagnetic coil of claim 1 wherein said positive connector (11) and said negative connector (12) are made of conductive metal clips.
6. A device for demonstrating the magnetic effect of an electromagnetic coil, according to claim 1, characterized in that said supporting cross bar (6) is a wooden bar and said suspension wire (10) is a thin copper wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575437.2U CN210466947U (en) | 2019-09-22 | 2019-09-22 | Magnetic effect demonstration device of electromagnetic coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921575437.2U CN210466947U (en) | 2019-09-22 | 2019-09-22 | Magnetic effect demonstration device of electromagnetic coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210466947U true CN210466947U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921575437.2U Expired - Fee Related CN210466947U (en) | 2019-09-22 | 2019-09-22 | Magnetic effect demonstration device of electromagnetic coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210466947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113130167A (en) * | 2021-04-15 | 2021-07-16 | 西安邮电大学 | Electromagnetic adjusting equipment and using method thereof |
-
2019
- 2019-09-22 CN CN201921575437.2U patent/CN210466947U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113130167A (en) * | 2021-04-15 | 2021-07-16 | 西安邮电大学 | Electromagnetic adjusting equipment and using method thereof |
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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 |
Granted publication date: 20200505 Termination date: 20200922 |
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| CF01 | Termination of patent right due to non-payment of annual fee |