CN204990927U - Simple and easy motor teaching mode - Google Patents
Simple and easy motor teaching mode Download PDFInfo
- Publication number
- CN204990927U CN204990927U CN201520618678.6U CN201520618678U CN204990927U CN 204990927 U CN204990927 U CN 204990927U CN 201520618678 U CN201520618678 U CN 201520618678U CN 204990927 U CN204990927 U CN 204990927U
- Authority
- CN
- China
- Prior art keywords
- pair
- permanent magnet
- rotor
- coil portion
- teaching mode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 210000003298 dental enamel Anatomy 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 238000005755 formation reaction Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
Landscapes
- Manufacture Of Motors, Generators (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The utility model relates to a simple and easy motor teaching mode, its characterized in that: including insulation substrate, rotor, permanent magnet, the metal pole that is equipped with a pair of perpendicular setting around on the base plate constitutes a pair of support, the coil portion of many rings of loop formations is convoluteed into by the enamelled copper wire to the rotor, and coil portion both ends symmetry is outwards extended one section and is formed pivot portion, the rotor is shelved through the pivot portion of both sides on a pair of support, insulation substrate is last still to be equipped with a pair of terminal of connecting of being used for, a pair of support respectively with a pair of terminal electricity is connected, the permanent magnet sets up on insulation substrate, the rotor is in in the magnetic field of permanent magnet. The utility model discloses a motor teaching mode constitutes the rotor through adopting the enamelled copper wire to convolute, and a pair of support also adopts the metal pole of simple a pair of perpendicular setting to constitute for the cost very reduces, has satisfied the bigger market demand.
Description
Technical field
The utility model relates to a kind of classroom instruction instrument, is specifically related to a kind of simple electric machine teaching mode.
Background technology
Interaction between electromagnetic field and electric current is an important knowledge point, is absolutely necessary in the physics teaching in middle school.Because electromagnetism is difficult to by direct visual perception, be therefore all demonstrated by instruments used for education, and simple electric machine teaching mode is exactly one of them.Generally include the parts such as permanent magnet, iron core and coil in existing electromotor teaching model, complicated structure, cost is also high, for student study add financial burden, the student particularly for economically less developed region is all the more so.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of cost to lower, simple and practical simple electric machine teaching mode.
For achieving the above object, the utility model provides following technical scheme: a kind of simple electric machine teaching mode, it is characterized in that: comprise insulated substrate, rotor, permanent magnet, be provided with a pair vertically disposed Metallic rod before and after on described substrate and form a pair bearing, described rotor is wound into by enamel covered wire the coil portion that multi-turn coil forms, coil portion two ends extend outward one section of formation shaft along the radial symmetry of coil portion, described rotor is shelved on described a pair bearing by the shaft of both sides, described insulated substrate is also provided with a pair for connecting the binding post of power supply, described a pair bearing is electrically connected with a described pairs of posts respectively, described permanent magnet is arranged on insulated substrate, described rotor is in the magnetic field of described permanent magnet.
The utility model is arranged further: described permanent magnet is U magnet, described substrate is provided with projection between a pair bearing, described projection side is provided with the horizontal jack of cross section and described permanent magnet clearance fit, described permanent magnet is edge-on, one end is plugged in described horizontal jack, and the coil portion of described rotor is in the perforate of described permanent magnet.
Electromotor teaching model of the present utility model forms rotor by adopting enamel covered wire winding, and a pair bearing also adopts simple a pair vertically disposed Metallic rod to form, and cost is greatly reduced, meets the larger market demand.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the utility model specific embodiment structural representation;
Fig. 2 is the utility model specific embodiment partial structurtes decomposing schematic representations;
Fig. 3 is the utility model O shape magnet specific embodiment structural representation.
Embodiment
As shown in Figure 1, 2, simple electric machine teaching mode comprises insulated substrate 1, rotor 2, permanent magnet 3.Described substrate 11 can be identify oneself suitable shape, is generally regular shape, is cuboid in this specific embodiment, and substrate 11 can select plastic material to make.Before and after on described substrate 1 (preferably centrally line) be provided with a pair vertically disposed Metallic rod and form a pair bearing 4, described Metallic rod can select diameter to be the sub-thread copper wire of 0.3-0.5mm, described rotor 2 is wound into by enamel covered wire the coil portion 201 that multi-turn coil forms, coil portion 201 two ends extend outward one section of formation shaft 202 along the radial symmetry of coil portion 201, shaft 202 removes surface insulation layer, the upper end of described a pair bearing 4 is provided with crotch or circular ring, described rotor 2 is arranged in described crotch or ring texture by the shaft 202 of both sides and shelves on the carrier 4, shaft 202 contacts to be formed with bearing 4 and is electrically connected, described insulated substrate 1 is also provided with a pair for connecting the binding post 5 of power supply, in this specific embodiment, described binding post 5 comprises conductive pole and set nut, described lock-screw comprises insulation button, insulation button is fixed with contact screw, conductive pole upper surface is provided with the screw matched with screw, described lock-screw is threaded with conductive pole, partially conductive post is exposed at outside substrate 1 upper surface, exposed parts wants long enough, to facilitate the clip clamping connected on wire, described a pair bearing 4 is electrically connected with a described pairs of posts 5 respectively, can be directly connect by extending Metallic rod, described permanent magnet 3 is arranged on insulated substrate 1, can be fixedly installed, also can be the setting that removably connects, described rotor 2 is in the magnetic field of described permanent magnet 3.In the present embodiment, described permanent magnet 3 is U magnet, described substrate 1 is provided with projection 101 between a pair bearing 4, described projection 101 side is provided with the horizontal jack 102 of cross section and described permanent magnet 3 clearance fit, described permanent magnet 3 is edge-on, one end is plugged in described horizontal jack 102, and the coil portion 201 of described rotor 2 is in the perforate of described permanent magnet 3.
Claims (2)
1. a simple electric machine teaching mode, it is characterized in that: comprise insulated substrate, rotor, permanent magnet, be provided with a pair vertically disposed Metallic rod before and after on described substrate and form a pair bearing, described rotor forms coil portion by enamel covered wire winding multi-turn, coil portion two ends extend outward one section of formation shaft along the radial symmetry of coil portion, described rotor is shelved on described a pair bearing by the shaft of both sides, described insulated substrate is also provided with a pair for connecting the binding post of power supply, described a pair bearing is electrically connected with a described pairs of posts respectively, described permanent magnet is arranged on insulated substrate, described rotor is in the magnetic field of described permanent magnet.
2. simple electric machine teaching mode according to claim 1, it is characterized in that: described permanent magnet is U magnet, described substrate is provided with projection between a pair bearing, described projection side is provided with the horizontal jack of cross section and described permanent magnet clearance fit, described permanent magnet is edge-on, one end is plugged in described horizontal jack, and the coil portion of described rotor is in the perforate of described permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618678.6U CN204990927U (en) | 2015-08-17 | 2015-08-17 | Simple and easy motor teaching mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618678.6U CN204990927U (en) | 2015-08-17 | 2015-08-17 | Simple and easy motor teaching mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204990927U true CN204990927U (en) | 2016-01-20 |
Family
ID=55125271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520618678.6U Expired - Fee Related CN204990927U (en) | 2015-08-17 | 2015-08-17 | Simple and easy motor teaching mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204990927U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107274765A (en) * | 2017-06-21 | 2017-10-20 | 陈家燕 | Electromotor teaching model |
| CN112270879A (en) * | 2020-10-25 | 2021-01-26 | 齐齐哈尔大学 | Method for manufacturing small brushless commutatorless motor |
| CN112421923A (en) * | 2020-10-25 | 2021-02-26 | 齐齐哈尔大学 | Small brushless commutator-free motor capable of automatically adjusting current |
-
2015
- 2015-08-17 CN CN201520618678.6U patent/CN204990927U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107274765A (en) * | 2017-06-21 | 2017-10-20 | 陈家燕 | Electromotor teaching model |
| CN112270879A (en) * | 2020-10-25 | 2021-01-26 | 齐齐哈尔大学 | Method for manufacturing small brushless commutatorless motor |
| CN112421923A (en) * | 2020-10-25 | 2021-02-26 | 齐齐哈尔大学 | Small brushless commutator-free motor capable of automatically adjusting current |
| CN112270879B (en) * | 2020-10-25 | 2022-04-05 | 齐齐哈尔大学 | Method for manufacturing small brushless commutatorless motor |
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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: 20160120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |