CN218335444U - Learning equipment for wireless power transmission - Google Patents
Learning equipment for wireless power transmission Download PDFInfo
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- CN218335444U CN218335444U CN202222114088.2U CN202222114088U CN218335444U CN 218335444 U CN218335444 U CN 218335444U CN 202222114088 U CN202222114088 U CN 202222114088U CN 218335444 U CN218335444 U CN 218335444U
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- wireless power
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- tesla coil
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Abstract
The utility model relates to a learning equipment for wireless power transmission, including the tesla coil that adopts series resonance circuit or parallel resonance circuit, can with a plurality of receivers of tesla coil magnetic coupling resonance, every receiver all includes inductance, electric capacity and the load that establishes ties or parallelly connected component resonance circuit, and tesla coil is provided with a plurality ofly, and is a plurality of tesla coil's secondary coil's height and diameter ratio are different. The utility model discloses a different tesla coil and receiver have been assembled, through the independent assortment between tesla coil and the receiver just can be very convenient study tesla coil carry out wireless power transmission's knowledge, the teaching in happy.
Description
Technical Field
The utility model relates to a learning tool, especially a learning equipment for wireless power transmission.
Background
The Tesla coil is called as Tesla coil, the principle is that a transformer is used to boost the common voltage, then a primary LC loop resonance capacitor is charged, a discharge threshold value is charged, a spark gap is discharged and conducted, the primary LC loop generates series resonance, and provides enough high excitation power for a secondary coil, and the frequency of the primary LC loop is equal to that of the secondary LC loop, so that the inductance of the secondary coil and the distributed capacitor generate series resonance, at the moment, the highest voltage of a discharge terminal can realize the transmission of electric energy, the common alternating voltage can be converted into a high-frequency high-voltage range by using the Tesla coil, the wireless transmission of electric power is realized, and the electric energy is transmitted to a far place. In the teaching research and exploration of the Tesla coil at present, a teacher demonstrates the Tesla coil through a specific Tesla coil in a laboratory or learns the Tesla coil by utilizing the phenomenon that the Tesla coil discharges to generate lightning, students cannot operate by themselves and cannot explore influence factors of the Tesla coil by adopting a plurality of different Tesla coils, for example, the influence of the height and diameter ratio of a secondary coil in the Tesla coil on the performance of the Tesla coil, different effects of the same Tesla coil on different receivers, the exploration of the influence factors of the distance between the Tesla coil and the receivers and the like cannot operate by themselves, so that the problem of being not deeply understood can be caused.
SUMMERY OF THE UTILITY MODEL
To present not enough, the utility model provides a learning equipment for wireless power transmission.
The utility model provides a technical scheme that its technical problem adopted is: a learning device for wireless power transmission comprises a Tesla coil adopting a series resonance circuit or a parallel resonance circuit, and a plurality of receivers capable of magnetically coupling and resonating with the Tesla coil, wherein each receiver comprises an inductor, a capacitor and a load which are connected in series or in parallel to form the resonance circuit, the Tesla coils are arranged in a plurality, and the heights and the diameter ratios of secondary coils of the Tesla coils are different.
Preferably, the plurality of tesla coils are cylindrical coils with different diameters wound with enamelled wires of different thicknesses.
Preferably, the load is any one of a light emitting diode, a bulb, and an electric heating element.
Preferably, at least one first electrical connection interface is provided on the resonant circuit of each of the receivers.
Preferably, two switches for switching the connection state of the inductor and the capacitor in series or in parallel are provided in the resonant circuit of one or more of the receivers, respectively.
Preferably, the Tesla coil and the receiver are spaced apart by 0-3m.
Preferably, the secondary coil of one or more of the tesla coils has one of a metal ball, a metal ring, or a metal plate in a curved structure connected to an end thereof by a wire.
Preferably, the device further comprises a controller for controlling the electric conduction of the Tesla coil.
Preferably, the alternating current frequency of the primary coil of the Tesla coil is 110-205KHz.
Preferably, a second electrical connection interface is electrically connected to a circuit of each of the tesla coil primary coils.
The beneficial effects of the utility model reside in that: the utility model discloses an adopt the Tesla coil of the height and the diameter ratio that has different secondary coil, the student just can know how the proportion just can make Tesla coil reach more excellent power transmission through different Tesla coil, also can know how wire winding and the enameled wire that adopts how thickness enable Tesla coil's performance optimum through different Tesla coil, know the contact between Tesla coil and the receiver through different receivers simultaneously again, and can know the influence to the position that the receiver was located when Tesla coil carries out wireless power transmission through the change of distance between receiver and the Tesla coil, constitute one set of self-learning's equipment with a plurality of different Tesla coils and a plurality of different receivers, the student both can be used for studying, again can the different effect of self-design, know the characteristic of Tesla coil and deepen the understanding of consolidating it from this through oneself moving hand, it teaches in joy.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of a receiver according to an embodiment of the present invention with two switches;
Detailed Description
To more clearly illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in conjunction with the accompanying drawings and embodiments, which are described in a clear and complete manner. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. Furthermore, directional terms mentioned in the present disclosure, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer only to the direction of the attached drawings, and the directional terms used are for better, clearer illustration and understanding of the present invention, rather than indicating or implying the orientation the present invention must have, and therefore should not be construed as limiting the present invention.
The embodiment of the present invention is shown in fig. 1, a learning device for wireless power transmission, comprising a tesla coil using a series resonant circuit or a parallel resonant circuit, a plurality of receivers magnetically coupled to the tesla coil for resonance, i.e. a capacitor in the tesla coil and a coil are connected in series or in parallel to form a series resonant circuit and a parallel resonant circuit, the receivers receive power transmitted by the tesla coil through magnetic coupling with the tesla coil to form a wireless power transmission circuit, each of the receivers comprises an inductor, a capacitor and a load connected in series or in parallel to form a resonant circuit, and a parallel resonant circuit or a series resonant circuit is formed by connecting the inductor and the capacitor in parallel or in series in the same manner, and the load at this time can be any one of a light emitting diode, a bulb and an electric heating element, the light emitting diode and the bulb can be lighted to display different display effects, the electric heating element such as an electric heating wire and the load can be set into a component capable of lighting, and the like, so that different loads of the receiver can show different effects in different forms through wireless power transmission of the Tesla coil, learning pleasure is increased, meanwhile, according to different resonant circuits of the Tesla coil and the receiver, a series resonant circuit of the special coil and the receiver is called S, and a parallel resonant circuit of the special coil and the receiver is called P, so that the following wireless power transmission modes can be combined between the Tesla coil and the receiver, S-S, S-P, P-S and P-P can be searched out through the combination of the special coil and the receiver, the transmission efficiency of which mode is high, and through actual operation, under the condition that resonance conditions are met, the maximum values of the transmission efficiencies of the special coil and the receiver are consistent, the reason is that the maximum efficiency is determined by the coupling coefficient and the Q value, the tesla coils are provided with a plurality of cylindrical coils with different diameters, the height and diameter ratio of the secondary coils of the tesla coils are different, enamelled wires with different thicknesses are wound, the secondary coils of the tesla coils can comprise a plurality of coils with different sizes, which are tightly wound by thin wires and are different in diameter, a plurality of coils with different sizes, which are loosely wound by thick wires and are different in diameter, and a plurality of coils with different sizes, secondary coils with different heights and diameters can also be contained in the same mode, the secondary coils with the same diameter and the same height can be arranged in different modes, so that the optimal performance can be achieved by manually searching in which winding mode and diameter ratio of the secondary coils need to be wound by thick wires, which diameter ratio of the secondary coils can be found to be optimal, which ratio of the height and diameter ratio of the secondary coils is optimal, which ratio is between 4 and 6 in our conventional setting, and which ratio of the tesla coils can be found to be set in the corresponding embodiment, such as 2-8, and the optimal performance of the tesla coils can be found to be the optimal, and the optimal. Therefore, the Tesla coil with different secondary coil heights and diameter ratios is adopted, students can know the proportion of the Tesla coil through different Tesla coils to enable the Tesla coil to achieve better power transmission, can also know the winding through different Tesla coils and can enable the performance of the Tesla coil to be optimal by adopting enameled wires with different thicknesses, and meanwhile, the communication between the Tesla coil and a receiver is known through different receivers, and the influence on the position of the receiver when the Tesla coil conducts wireless power transmission can be known through the change of the distance between the receiver and the Tesla coil.
The first electric connection interface can be used for connecting the load, and can also be used for connecting a plurality of receivers in series or in parallel so as to find whether the same tesla coil can carry out wireless power transmission on the plurality of receivers simultaneously, thereby deepening the understanding of the tesla coil and developing the application of the tesla coil.
In a further improvement, as shown in fig. 2, two switches for switching the connection state of the inductor and the capacitor in series or parallel are respectively arranged in the resonant circuits of one or more receivers, and the resonant circuits of the receivers are switched between the series resonant circuits or the parallel resonant circuits by switching between the two switches, so that the number of the receivers can be reduced, and the difference between the series resonant circuits and the parallel resonant circuits can be searched by the same receiver, thereby reducing the system error.
In practical application, the distance between the tesla coil and the receiver can be set to be different distances such as 5cm, 15cm, 30cm, 1m, 2m and the like to learn and research the relationship and influence factors of the tesla coil and the receiver, so that the transmission efficiency and the transmission effect of the tesla coil and the receiver in different distances can be better explored.
In a further improvement, the tail end of the secondary coil of one or more tesla coils is connected with one of a metal ball, a metal ring or a metal plate in a curved structure through a lead, namely, the tail end of the secondary coil in the tesla coil, namely the top end of the secondary coil, is connected with the metal ball, the metal ring or the metal plate through a slender lead, so that the absorption of electric energy by other objects in the transmission process can be reduced, the loss of energy is reduced, and the electric energy can be conveniently transmitted to a farther place by air.
The improved Tesla winding device is further improved and comprises a controller used for controlling the electric conduction of the Tesla winding, the controller can be connected to a resonant circuit of the Tesla winding through a wire as a switch, or a switch circuit capable of being controlled remotely is arranged on the resonant circuit of the Tesla winding, the controller can be used as a remote controller to remotely control the conduction of the resonant circuit, the operation is convenient, and dangers can be avoided, and the corresponding switch circuit and the controller can be carried out by adopting the switch circuit and the remote controller adopted in the existing electrical equipment capable of being controlled remotely.
In a further improvement, the alternating current frequency of the primary coil of the Tesla coil is 110-205KHz, so that low-power-consumption wireless power transmission is realized, and the requirement of Qi specification can be met.
In a further improvement, a second electrical connection interface is electrically connected to the circuit of each primary coil of the tesla coil, and the second electrical connection interface can be used for connecting an external power supply to supply power to the tesla coil, adopt the connecting wire to connect during the connection, the one end of connecting wire this moment sets up and connects interface assorted joint with the second electricity, and the other end sets up the plug, and the use is to connect the articulate on the second electricity is connected the interface, and the plug is inserted on external power supply's socket can.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (10)
1. A learning device for wireless power transfer, characterized by: the system comprises a Tesla coil adopting a series resonance circuit or a parallel resonance circuit and a plurality of receivers capable of magnetically coupling and resonating with the Tesla coil, wherein each receiver comprises an inductor, a capacitor and a load which are connected in series or in parallel to form the resonance circuit, the Tesla coils are arranged in a plurality, and the heights and the diameter ratios of secondary coils of the Tesla coils are different.
2. The learning apparatus for wireless power transmission according to claim 1, wherein the plurality of Tesla coils are cylindrical coils with different diameters wound with enamelled wires of different thicknesses.
3. The learning apparatus for wireless power transmission according to claim 1, wherein the load is any one of a light emitting diode, a light bulb, and an electric heating element.
4. The learning apparatus for wireless power transmission according to claim 1, wherein at least one first electrical connection interface is provided on the resonance circuit of each of the receivers.
5. The learning apparatus for wireless power transmission according to claim 1, wherein two switches for switching connection states of an inductance and a capacitance in series or in parallel are provided in the resonance circuit of one or more of the receivers, respectively.
6. The learning apparatus for wireless power transmission according to claim 1, wherein the Tesla coil and the receiver are spaced apart by 0-3m.
7. The learning apparatus for wireless power transmission according to claim 1, wherein one of a metal ball, a metal ring, or a metal plate having a curved structure is connected to an end of the secondary coil of one or more Tesla coils through a wire.
8. The learning apparatus for wireless power transmission according to claim 1, further comprising a controller for controlling electrical conduction of the Tesla coil.
9. The learning apparatus for wireless power transmission according to claim 1, wherein the AC frequency of the primary coil of the Tesla coil is 110-205KHz.
10. The learning apparatus for wireless power transmission according to claim 1, wherein a second electrical connection interface is electrically connected to a circuit of each of the Tesla coil primary coils.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222114088.2U CN218335444U (en) | 2022-08-11 | 2022-08-11 | Learning equipment for wireless power transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222114088.2U CN218335444U (en) | 2022-08-11 | 2022-08-11 | Learning equipment for wireless power transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218335444U true CN218335444U (en) | 2023-01-17 |
Family
ID=84881860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222114088.2U Active CN218335444U (en) | 2022-08-11 | 2022-08-11 | Learning equipment for wireless power transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218335444U (en) |
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2022
- 2022-08-11 CN CN202222114088.2U patent/CN218335444U/en active Active
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