CN216772639U - Oster experimental device - Google Patents
Oster experimental device Download PDFInfo
- Publication number
- CN216772639U CN216772639U CN202122434941.4U CN202122434941U CN216772639U CN 216772639 U CN216772639 U CN 216772639U CN 202122434941 U CN202122434941 U CN 202122434941U CN 216772639 U CN216772639 U CN 216772639U
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- circular telegram
- pointer
- guide arm
- base
- oersted
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Abstract
The utility model provides an Oster tester, and belongs to the technical field of experiment teaching aids. It has solved the current inconvenient problem of carrying and experimental effect difference. This oersted experiment ware includes end base, circular telegram guide arm and pointer branch, and pointer branch is used for placing the magnetic needle, and base top both ends all are provided with the wiring stake, and the both ends of circular telegram guide arm are erect respectively on the wiring stake, and pointer branch sets up perpendicularly on the base and is located circular telegram guide arm under, and when circular telegram guide arm circular telegram, the magnetic needle on the pointer branch is influenced and is rotatory by the magnetic field that the circular telegram guide arm produced. The utility model has the advantages of small volume, good experimental effect and the like.
Description
Technical Field
The utility model belongs to the technical field of experiment teaching aids, and particularly relates to an Oster experiment device.
Background
The Oersted experiment shows that magnetic field exists around the electrified lead and around the permanent magnet, and the Oersted experiment reveals a very important essence, namely that magnetic field exists around current, the current is generated by charge directional movement, so that the magnetic field around the electrified lead is generated by the movement charge.
The comparatively complicated volume that leads to of oersted experiment teaching aid structure among the prior art is great, carries very inconvenient, and the ordinary wire that prior art adopted usually in addition tests, and ordinary wire skin has the one deck insulating layer, just so can lead to when experimenting, and magnetic needle response speed is slower, and is not sensitive enough, and the experiment effect is relatively poor.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides an Oster tester.
The purpose of the utility model can be realized by the following technical scheme: the Oster tester is characterized by comprising a base, an electrified guide rod and a pointer supporting rod, wherein the pointer supporting rod is used for placing a magnetic needle, wiring piles are arranged at two ends of the top of the base, two ends of the electrified guide rod are erected on the wiring piles respectively, the pointer supporting rod is vertically arranged on the base and located under the electrified guide rod, and when the electrified guide rod is electrified, the magnetic needle on the pointer supporting rod is influenced by a magnetic field generated by the electrified guide rod and rotates.
The working principle of the utility model is as follows: during the experiment, the base is placed well, then the magnetic needle is placed on the pointer supporting rod, the electrified guide rod is electrified, so that the magnetic needle can be influenced by a magnetic field generated by electrifying the electrified guide rod to rotate, the pointer supporting rod is arranged right below the electrified guide rod, the right lower finger is positioned below the central point of the electrified guide rod, the magnetic needle is also positioned right below the electrified guide rod after being placed on the pointer supporting rod, and the electrified guide rod is adopted instead of a common lead wire, so that the sensitivity of the magnetic needle is improved, and the experiment effect is good; after the experiment is completed, the pointer is taken down from the pointer supporting rod, then the base is taken up to be directly carried, the electrifying guide rod and the pointer supporting rod are integrated on the base, the size is reduced, and teachers and students are very convenient to carry.
In the oersted tester, the bottom of the base is provided with a weight reduction groove.
In the oersted experiment device, the base is provided with a mounting hole from the top, the mounting hole is used for inserting and mounting the pointer support rod, the bottom of the weight reduction groove is provided with a mounting column, the mounting column is provided with a penetrating channel communicated with the mounting hole, and the penetrating channel is used for allowing the pointer support rod to penetrate.
In the above oersted experiment apparatus, a conical connector is arranged at the top of the pointer supporting rod, and the connector is used for sleeving a magnetic needle.
In the oersted tester, a gap is reserved between the conical connector and the electrified guide rod.
In the oersted tester, connectors are arranged at the tops of the wiring piles, erection notches are arranged on the opposite sides of the two connectors, and two ends of the electrifying guide rod are erected in the two erection notches respectively.
In the above oersted tester, the connection port is formed in a hexagonal shape.
Compared with the prior art, the utility model has the advantages of small volume and good experimental effect.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic cross-sectional structure of the present invention.
Fig. 3 is a structural schematic diagram in the bottom view direction of the utility model.
In the figure, 1, a base; 2. electrifying the guide rod; 3. a pointer support rod; 4. a magnetic needle; 5. a wiring pile; 6. a weight reduction groove; 7. mounting holes; 8. mounting a column; 9. a channel is arranged in a penetrating way; 10. a connector; 11. a connecting port; 12. erecting a gap.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-3, the austte tester comprises a base 1, an electrified guide rod 2 and a pointer support rod 3, wherein the pointer support rod 3 is used for placing a magnetic needle 4, wiring piles 5 are arranged at two ends of the top of the base 1, two ends of the electrified guide rod 2 are respectively erected on the wiring piles 5, the pointer support rod 3 is vertically arranged on the base 1 and is positioned right below the electrified guide rod 2, and when the electrified guide rod 2 is electrified, the magnetic needle 4 on the pointer support rod 3 is influenced by a magnetic field generated by the electrified guide rod 2 to rotate.
In more detail, the bottom of the base 1 is provided with the weight reduction groove 6, so that the weight of the base 1 can be reduced, the consumption of materials is reduced, and the production cost is reduced.
In more detail, the base 1 is provided with a mounting hole 7 from the top, the mounting hole 7 is used for inserting and mounting the pointer support rod 3, the bottom of the lightening groove 6 is provided with a mounting column 8, the mounting column 8 is provided with a penetrating channel 9 communicated with the mounting hole 7, and the penetrating channel 9 is used for allowing the pointer support rod 3 to penetrate through; the lower part of the pointer support rod 3 is positioned in the penetrating channel 9, so that the pointer support rod 3 is more stable and is kept vertical to the top surface of the base 1, and deflection cannot occur.
In further detail, the top of the pointer support rod 3 is provided with a conical connector 10, and the connector 10 is used for sleeving the magnetic needle 4; the middle part of current experiment magnetic needle 4 is provided with the trompil, thereby the installation of magnetic needle 4 is accomplished in the trompil at 4 middle parts of magnetic needle more conveniently is inserted in setting up of cone connector 10, when not needing the experiment, and magnetic needle 4 takes off from pointer branch 3 and deposits, effectively avoids bending magnetic needle 4 when carrying the transportation.
In further detail, a gap is reserved between the conical connector 10 and the electrified guide rod 2; pointer branch 3 is located circular telegram guide arm 2 below and can further reduce the volume, can place magnetic needle 4 on pointer branch 3 through the space, also makes magnetic needle 4 place the back on pointer branch 3 can not interfere with circular telegram guide arm 2 moreover.
In more detail, the top of each wiring pile 5 is provided with connectors 11, one side of each connector 11 opposite to the corresponding connector is provided with erection notches 12, and two ends of each electrified guide rod 2 are erected in the two erection notches 12 respectively; the connector 11 can directly butt joint the wire and also can insert the binding post to electrify the electrifying guide rod 2, and the electrifying guide rod 2 can be taken out from the erection notch 12 for storage when not in use, thereby being very convenient.
In more detail, the connection port 11 is hexagonal, and there are hexagonal posts in the prior art, and after the hexagonal posts are inserted into the connection port 11, the hexagonal posts cannot rotate in the connection port 11, so that the connection is more stable
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (7)
1. The utility model provides an oersted experiment ware, its characterized in that, includes base (1), circular telegram guide arm (2) and pointer branch (3), pointer branch (3) are used for placing magnetic needle (4), base (1) top both ends all are provided with wiring stake (5), erect respectively at the both ends of circular telegram guide arm (2) on wiring stake (5), pointer branch (3) set up perpendicularly on base (1) and be located under circular telegram guide arm (2), work as when circular telegram guide arm (2) circular telegram, magnetic needle (4) on pointer branch (3) are influenced by the magnetic field that circular telegram guide arm (2) produced and are rotatory.
2. An Oersted laboratory apparatus according to claim 1, characterized in that the bottom of said base (1) is provided with a lightening groove (6).
3. The Oster experiment device of claim 2, wherein the base (1) is provided with a mounting hole (7) from the top, the mounting hole (7) is used for inserting and mounting the pointer support rod (3), the bottom of the weight reduction groove (6) is provided with a mounting column (8), the mounting column (8) is provided with a through passage (9) communicated with the mounting hole (7), and the through passage (9) is used for the pointer support rod (3) to pass through.
4. An Oersted experiment device according to claim 1, characterized in that a conical connector (10) is arranged on the top of the pointer support rod (3), and the connector (10) is used for sleeving the magnetic needle (4).
5. An Oersted laboratory apparatus according to claim 4, characterized in that a gap is left between said conical connection head (10) and said current-carrying conductor bar (2).
6. An Oersted experimental device according to claim 1, characterized in that the top of the connection pole (5) is provided with a connection port (11), one side of the connection port (11) opposite to the connection port is provided with an erection notch (12), and two ends of the electrifying guide rod (2) are respectively erected in the two erection notches (12).
7. An Oster tester as claimed in claim 6, characterised in that the connection ports (11) are arranged in a hexagonal shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122434941.4U CN216772639U (en) | 2021-10-08 | 2021-10-08 | Oster experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122434941.4U CN216772639U (en) | 2021-10-08 | 2021-10-08 | Oster experimental device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216772639U true CN216772639U (en) | 2022-06-17 |
Family
ID=81953452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122434941.4U Active CN216772639U (en) | 2021-10-08 | 2021-10-08 | Oster experimental device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216772639U (en) |
-
2021
- 2021-10-08 CN CN202122434941.4U patent/CN216772639U/en active Active
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