CN111145621A - Linear electric motor teaching device and U-shaped magnet thereof - Google Patents
Linear electric motor teaching device and U-shaped magnet thereof Download PDFInfo
- Publication number
- CN111145621A CN111145621A CN202010027342.8A CN202010027342A CN111145621A CN 111145621 A CN111145621 A CN 111145621A CN 202010027342 A CN202010027342 A CN 202010027342A CN 111145621 A CN111145621 A CN 111145621A
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- linear
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- extending bodies
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 52
- 239000002184 metal Substances 0.000 claims abstract description 52
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 241001391944 Commicarpus scandens Species 0.000 abstract description 3
- 230000005288 electromagnetic effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/188—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for motors; for generators; for power supplies; for power distribution
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- General Physics & Mathematics (AREA)
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- Mathematical Analysis (AREA)
- Computational Mathematics (AREA)
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- Power Engineering (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Linear Motors (AREA)
Abstract
The invention relates to a linear motor teaching device and a U-shaped magnet thereof. Linear electric motor teaching device includes mounting bracket, circuit structure and U-shaped magnet, circuit structure includes power, cable, at least one rectangular pendant and ferrule, the cable is connected the power with the ferrule, the top of at least one rectangular pendant set up with sliding in the top of mounting bracket, the bottom of at least one rectangular pendant is connected the ferrule, U-shaped magnet set up in the bottom of mounting bracket, U-shaped magnet includes U-shaped metal crate and two sharp magnet. The U-shaped magnet is not easy to break.
Description
Technical Field
The invention relates to a linear motor teaching device and a U-shaped magnet thereof.
Background
The U-shaped magnets are generally brittle and are susceptible to breakage upon impact or force. This is because the ends of its U-shape are susceptible to large stresses. In order to improve the hardness of the U-shaped magnet and make the U-shaped magnet not easy to break, no better method is available at present.
Disclosure of Invention
Therefore, a linear motor teaching device which is not easy to break and a U-shaped magnet thereof are needed.
A linear motor teaching device comprises a mounting frame, a circuit structure and a U-shaped magnet, wherein the circuit structure comprises a power supply, a cable, at least one strip hanger and a metal ring, the cable is connected with the power supply and the metal ring, the top end of the at least one strip hanger is slidably arranged at the top of the mounting frame, the bottom end of the at least one strip hanger is connected with the metal ring, the U-shaped magnet is arranged at the bottom of the mounting frame, the U-shaped magnet comprises a U-shaped metal frame and two linear magnets, the U-shaped metal frame is integrally formed and comprises a C-shaped section and two linear extending bodies, the two linear extending bodies are respectively connected to two opposite ends of the C-shaped section, the two linear extending bodies are arranged in parallel at intervals, and the two linear magnets are respectively fixed on the two linear extending bodies, the metal ring is sleeved on one of the linear magnets in a sliding manner.
In one embodiment, the U-shaped metal frame is made of an aluminum alloy material.
In one embodiment, the two linear extending bodies are concavely provided with mounting grooves, the mounting grooves of the two linear extending bodies are oppositely arranged, and the two linear magnets are respectively fixed in the two mounting grooves.
In one embodiment, the mounting groove extends along the linear extension, and the linear magnet is mounted to the linear extension by a plurality of fasteners.
In one embodiment, a buffer layer is disposed between the linear magnet and the bottom surface of the mounting groove.
In one embodiment, a guide rod is disposed on the top of the mounting frame, and the top of the at least one elongated hanger is slidably sleeved on the guide rod.
In one embodiment, the metal ring is a circular ring, the number of the at least one elongated hanger is two, and the two elongated hangers are respectively connected to two opposite sides of the metal ring.
In one embodiment, the two elongated hangers are both metal wires for electrically connecting to the metal ring.
In one embodiment, the two linearly extending bodies extend in a horizontal direction, and heights of the two linearly extending bodies are different.
The U-shaped magnet comprises a U-shaped metal frame and two linear magnets, wherein the U-shaped metal frame is integrally formed and comprises a C-shaped section and two linear extending bodies, the two linear extending bodies are respectively connected to two opposite ends of the C-shaped section, the two linear extending bodies are arranged in parallel at intervals, the two linear magnets are respectively fixed on the two linear extending bodies, and a metal ring is slidably sleeved on one of the linear magnets.
When the linear magnet lifting device is used, the circuit structure is utilized to electrify the metal ring, so that the metal ring can be driven to move relative to the linear magnet by utilizing an electromagnetic effect, and the top of the long-strip hanging piece is driven to move. When the current is reversed, the metal ring moves reversely, so that the linear motor can be well demonstrated. Because in the U-shaped magnet, adopt two sharp magnet to be fixed in on the U-shaped metal frame, consequently can utilize the U-shaped metal frame bears the striking, and make the U-shaped magnet is difficult for being broken.
Drawings
Fig. 1 is a schematic perspective view of a linear motor teaching apparatus according to an embodiment.
Fig. 2 is a perspective view of the linear motor teaching device shown in fig. 1 from another perspective.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The invention relates to a linear motor teaching device and a U-shaped magnet thereof. For example, the linear motor teaching device comprises a mounting frame, a circuit structure and a U-shaped magnet, wherein the circuit structure comprises a power supply, a cable, at least one long-strip hanger and a metal ring. For example, the cable connects the power source to the eyelet, a top end of the at least one elongated hanger is slidably disposed on a top portion of the mounting bracket, and a bottom end of the at least one elongated hanger is connected to the eyelet. For example, the U-shaped magnet is disposed at the bottom of the mounting bracket, the U-shaped magnet includes a U-shaped metal frame and two linear magnets, and the U-shaped metal frame is integrally formed and includes a C-shaped section and two linear extending bodies. For example, the two linear extending bodies are respectively connected to two opposite ends of the C-shaped section, the two linear extending bodies are arranged in parallel at intervals, and the two linear magnets are respectively fixed on the two linear extending bodies. For example, the metal ring is slidably sleeved on one of the linear magnets.
Referring to fig. 1 and 2, a linear motor teaching device includes a mounting frame 10, a circuit structure and a U-shaped magnet 30, the circuit structure includes a power supply, a cable, at least one elongated hanger 25 and a metal ring 28, the cable connects the power supply and the metal ring 28, the top end of the at least one elongated hanger 25 is slidably disposed on the top of the mounting frame 10, the bottom end of the at least one elongated hanger 25 is connected to the metal ring 28, the U-shaped magnet 30 is disposed on the bottom of the mounting frame 10, the U-shaped magnet 30 includes a U-shaped metal frame 31 and two linear magnets 33, the U-shaped metal frame 31 is integrally formed and includes a C-shaped section 311 and two linear extensions 313, the two linear extensions 313 are respectively connected to opposite ends of the C-shaped section 311, the two linear extensions 313 are disposed in parallel to each other at an interval, the two linear magnets 33 are respectively fixed on the two linear extending bodies 313, and the metal ring 28 is slidably sleeved on one of the linear magnets 33.
In use, the coil 28 is powered by the circuit arrangement, so that the coil 28 is driven by electromagnetic effect to move relative to the linear magnet 33, thereby driving the top of the elongated hanger 25 to move. When the current is reversed, the eyelet 28 moves in the opposite direction, so that the linear motor can be better demonstrated. Since the U-shaped magnet 30 is fixed to the U-shaped metal frame 31 by the two linear magnets 33, the U-shaped metal frame 31 can receive an impact, and the U-shaped magnet 30 is not easily broken.
For example, in order to facilitate the buffering of the linear magnet 33, the U-shaped metal frame 31 is made of an aluminum alloy material. The two linear extending bodies 313 are concavely provided with mounting grooves, the mounting grooves of the two linear extending bodies 313 are oppositely arranged, and the two linear magnets 33 are respectively fixed in the two mounting grooves. The mounting groove extends along the linear extension 313, and the linear magnet 33 is mounted on the linear extension 313 by a plurality of fasteners. A buffer layer is arranged between the linear magnet 33 and the bottom surface of the mounting groove. By providing the buffer layer, the linear magnet 33 is not easily broken.
For example, to facilitate the sliding of the eyelet 28, a guide bar is provided on the top of the mounting frame 10, and the top of the at least one elongated hanger 25 is slidably received on the guide bar. The metal ring 28 is a circular ring, the number of the at least one elongated hanger 25 is two, and the two elongated hangers 25 are connected to two opposite sides of the metal ring 28 respectively. The two strip hangers 25 are both metal wires and are electrically connected to the metal ring 28. The two linear extending bodies 313 extend along the horizontal direction, and the heights of the two linear extending bodies 313 are different. By arranging the guide rod, the top of the at least one elongated hanger 25 can slide conveniently, and sliding resistance is reduced. For example, in one embodiment, the elongated hangers 25 are ropes. For example, the present invention also provides a U-shaped magnet 30 as described above. The U-shaped magnet comprises a U-shaped metal frame and two linear magnets, the U-shaped metal frame is integrally formed and comprises a C-shaped section and two linear extending bodies, the two linear extending bodies are respectively connected to two opposite ends of the C-shaped section, the two linear extending bodies are arranged in parallel at intervals, the two linear magnets are respectively fixed on the two linear extending bodies, and the metal ring is slidably sleeved on one of the linear magnets.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A linear motor teaching device is characterized by comprising a mounting frame, a circuit structure and a U-shaped magnet, wherein the circuit structure comprises a power supply, a cable, at least one strip hanger and a metal ring, the cable is connected with the power supply and the metal ring, the top end of the at least one strip hanger is slidably arranged at the top of the mounting frame, the bottom end of the at least one strip hanger is connected with the metal ring, the U-shaped magnet is arranged at the bottom of the mounting frame, the U-shaped magnet comprises a U-shaped metal frame and two linear magnets, the U-shaped metal frame is integrally formed and comprises a C-shaped section and two linear extending bodies, the two linear extending bodies are respectively connected with two opposite ends of the C-shaped section, the two linear extending bodies are arranged in parallel at intervals, and the two linear magnets are respectively fixed on the two linear extending bodies, the metal ring is sleeved on one of the linear magnets in a sliding manner.
2. The linear motor teaching device of claim 1 wherein the U-shaped metal frame is made of an aluminum alloy material.
3. The linear motor teaching device according to claim 1, wherein the two linear extending bodies are concavely provided with mounting grooves, the mounting grooves of the two linear extending bodies are oppositely arranged, and the two linear magnets are respectively fixed in the two mounting grooves.
4. The linear motor teaching device of claim 3 wherein the mounting slot extends along the linear extension, the linear magnet being mounted to the linear extension by a plurality of fasteners.
5. The linear motor teaching device according to claim 4, wherein a buffer layer is provided between the linear magnet and the bottom surface of the mounting groove.
6. The linear motor teaching device of claim 5 wherein the top of the mount is provided with a guide bar, and the top of the at least one elongated hanger is slidably received on the guide bar.
7. The linear motor teaching device of claim 6 wherein the eyelet is a circular ring and the number of the at least one elongated hanger is two, the two elongated hangers being attached to opposite sides of the eyelet.
8. The linear motor teaching device of claim 7 wherein the two elongated hangers are both metal wires for electrical connection to the metal ring.
9. The linear motor teaching device according to claim 8, wherein the two linearly extending bodies each extend in a horizontal direction, and heights of the two linearly extending bodies are set differently.
10. The U-shaped magnet is characterized by comprising a U-shaped metal frame and two linear magnets, wherein the U-shaped metal frame is integrally formed and comprises a C-shaped section and two linear extending bodies, the two linear extending bodies are respectively connected to two opposite ends of the C-shaped section, the two linear extending bodies are arranged in parallel at intervals, the two linear magnets are respectively fixed on the two linear extending bodies, and a metal ring is slidably sleeved on one of the linear magnets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010027342.8A CN111145621A (en) | 2020-01-10 | 2020-01-10 | Linear electric motor teaching device and U-shaped magnet thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010027342.8A CN111145621A (en) | 2020-01-10 | 2020-01-10 | Linear electric motor teaching device and U-shaped magnet thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111145621A true CN111145621A (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010027342.8A Withdrawn CN111145621A (en) | 2020-01-10 | 2020-01-10 | Linear electric motor teaching device and U-shaped magnet thereof |
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| Country | Link |
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| CN (1) | CN111145621A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202487046U (en) * | 2012-03-27 | 2012-10-10 | 浙江科技学院 | Ampere force teaching experimental device |
| CN104064089A (en) * | 2014-07-03 | 2014-09-24 | 张新宇 | Comprehensive experiment exploration platform for Ampere force |
| CN104966435A (en) * | 2015-04-23 | 2015-10-07 | 重庆大学 | Basic platform for kinematics demonstration |
| KR200478482Y1 (en) * | 2014-06-27 | 2015-10-15 | 이완휘 | Vehicle learning tools for weight experiment using magnetic force and elastic force |
| CN206210219U (en) * | 2016-09-09 | 2017-05-31 | 靳延 | Ampere force demonstrator |
| CN107516455A (en) * | 2017-08-22 | 2017-12-26 | 泰州市江南教学仪器设备有限公司 | A kind of physics experiment teaching demonstrating model |
| CN207302440U (en) * | 2017-06-01 | 2018-05-01 | 高正阳 | A kind of Ampere's right-handed screw rule demonstration instrument for teaching |
| CN211264745U (en) * | 2020-01-10 | 2020-08-14 | 常州市武进区湖塘桥第二实验小学 | Linear electric motor teaching device and U-shaped magnet thereof |
-
2020
- 2020-01-10 CN CN202010027342.8A patent/CN111145621A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202487046U (en) * | 2012-03-27 | 2012-10-10 | 浙江科技学院 | Ampere force teaching experimental device |
| KR200478482Y1 (en) * | 2014-06-27 | 2015-10-15 | 이완휘 | Vehicle learning tools for weight experiment using magnetic force and elastic force |
| CN104064089A (en) * | 2014-07-03 | 2014-09-24 | 张新宇 | Comprehensive experiment exploration platform for Ampere force |
| CN104966435A (en) * | 2015-04-23 | 2015-10-07 | 重庆大学 | Basic platform for kinematics demonstration |
| CN206210219U (en) * | 2016-09-09 | 2017-05-31 | 靳延 | Ampere force demonstrator |
| CN207302440U (en) * | 2017-06-01 | 2018-05-01 | 高正阳 | A kind of Ampere's right-handed screw rule demonstration instrument for teaching |
| CN107516455A (en) * | 2017-08-22 | 2017-12-26 | 泰州市江南教学仪器设备有限公司 | A kind of physics experiment teaching demonstrating model |
| CN211264745U (en) * | 2020-01-10 | 2020-08-14 | 常州市武进区湖塘桥第二实验小学 | Linear electric motor teaching device and U-shaped magnet thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200512 |