CN217642881U - Energy taking system of high-potential board card - Google Patents
Energy taking system of high-potential board card Download PDFInfo
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- CN217642881U CN217642881U CN202221348125.XU CN202221348125U CN217642881U CN 217642881 U CN217642881 U CN 217642881U CN 202221348125 U CN202221348125 U CN 202221348125U CN 217642881 U CN217642881 U CN 217642881U
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- magnetic ring
- energy
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- board card
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Abstract
The utility model discloses an energy-taking system of a high-potential board card, which comprises a secondary power supply loop, a high-frequency current source, a magnetic ring, a TE board and an output cable; the secondary power supply loop is connected with a high-frequency current source, the high-frequency current source is connected with an output cable, the output cable penetrates through a magnetic ring, a coil is wound on the magnetic ring, and the coil is connected with the power supply input end of the TE plate.
Description
Technical Field
The utility model relates to an energy taking system, concretely relates to energy taking system of high potential integrated circuit board.
Background
The technical scheme of the prior art is that electricity is obtained through high-voltage induction mostly, a current transformer is used for obtaining electric energy through electromagnetic induction from an openable annular iron core hung on a high-voltage electric wire, the electric energy is coupled to a secondary coil wound on the annular iron core through a magnetic field in the iron core, and the electric energy is sent to a load of a secondary circuit through links such as rectification and filtering.
The energy of the high-voltage induction energy taking is derived from a magnetic field generated by primary current in the surrounding space, if the primary circuit is disconnected and no current exists due to the fact that a thyristor valve is not opened and the like, the high-voltage induction energy taking device cannot take energy, power cannot be supplied to secondary equipment at the moment, and the secondary equipment cannot work normally.
Because the high-voltage induction energy taking is to utilize the current in a primary circuit to carry out induction electricity taking, the primary side current of the current transformer changes greatly and changes from several amperes to thousands of amperes, abnormal factors such as overcurrent and short-circuit current of the circuit need to be considered when the current transformer is applied to realize energy taking, and the secondary side current of the current transformer is ensured to be stable and reliable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide an energy taking system of high potential integrated circuit board, this system has the characteristics that energy taking reliability is high.
In order to achieve the above object, the energy-taking system of the high-potential board card of the present invention comprises a secondary power supply loop, a high-frequency current source, a magnetic ring, a TE board and an output cable;
the secondary power supply loop is connected with a high-frequency current source, the high-frequency current source is connected with an output cable, the output cable penetrates through a magnetic ring, a coil is wound on the magnetic ring, and the coil is connected with the power supply input end of the TE plate.
And the coil is connected with the power input end of the TE plate through a rectifying circuit and a smoothing filter circuit.
The magnetic ring is powered by a high-frequency current source.
The output current of the high-frequency current source is adjustable and controllable
The output cable is a single multi-core silica gel cable.
The voltage of the secondary coil of the magnetic ring can be adjusted, and the magnetic ring is stable and reliable
The unidirectional rectifier bridge circuit is composed of four diodes.
The processing part of the voltage of the magnetic ring secondary coil on the TE plate is composed of a rectification filter circuit, the structure is simple, the occupied area is small, and the maintenance is convenient.
The utility model discloses following beneficial effect has:
the system of getting of high potential integrated circuit board when concrete grass operation, get the ability link at the power supply of TE board, use the magnetic ring to get and can and realize electrical isolation, output cable passes the magnetic ring and regards as the primary coil of magnetic ring, the coil winding is as secondary coil on the magnetic ring, utilizes the electric energy transmission principle of transformer and the principle that a secondary was kept apart, when giving the integrated circuit board power supply, realizes electrical isolation to the reliable and stable nature of guaranteeing to get the ability.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic diagram between the magnetic ring secondary coil and the TE plate power supply.
Wherein, 1 is a secondary power supply loop, 2 is a high-frequency current source, 3 is a magnetic ring, 4 is a TE plate, and 5 is an output cable.
Detailed Description
In order to make the technical solution of the present invention better understood, the following figures in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments, and do not limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
A schematic structural diagram according to an embodiment of the present disclosure is shown in the drawings. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity of presentation. The shapes of various regions, layers and their relative sizes and positional relationships shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, according to actual needs.
Referring to fig. 1, the energy obtaining system of the high-potential board card of the present invention includes a secondary power supply loop 1, a high-frequency current source 2, a magnetic ring 3, a TE board 4 and an output cable 5;
the secondary power supply circuit 1 is connected with a high-frequency current source 2, the high-frequency current source 2 is connected with an output cable 5, the output cable 5 penetrates through a magnetic ring 3, a coil is wound on the magnetic ring 3, the coil is connected with the power supply input end of a TE plate 4 through a rectifying circuit and a smoothing filter circuit, the rectifying circuit is a single-phase flow bridge circuit, the smoothing filter circuit comprises a capacitor C1, and the output cable 5 is a single multi-core silica gel cable.
The utility model discloses a theory of operation does:
the magnetic ring 3 is used for taking energy and realizing electrical isolation, the output cable 5 of the high-frequency current source 2 penetrates through the magnetic ring 3 to serve as a primary coil of the magnetic ring 3, and the coil is wound on the magnetic ring 3 to serve as a secondary coil.
According to the principle of electromagnetic induction, effective values of induced electromotive force
Wherein f is current frequency, N is the number of secondary coil turns, μ is the magnetic permeability of the magnetic ring 3, S is the sectional area of the magnetic ring 3, L is the length of the magnetic path in the magnetic ring 3, I m For the current amplitude, under the condition of determining the magnetic core material, shape, size and number of turns, f and I are changed m To control the supplyThe potential magnitude of the TE plate 4.
Example one
In this embodiment, the output cable 5 is a single multi-core silica gel cable, in fig. 2, the element B1 is a magnetic ring 3, when the device is in operation, the single multi-core silica gel cable passes through the magnetic ring 3, two ends of the single multi-core silica gel cable are connected to the high-frequency current source 2, when the voltage (current) flowing through the single multi-core silica gel cable continuously changes at high frequency, a corresponding ac electromotive force E is generated on the coil, and then rectified into a pulsed dc by a single-phase rectifier bridge composed of diodes D1 to D4, and then smoothed and filtered by a capacitor C1 to generate a more stable dc, and finally input through the power input terminals U1, U2, and U3, so as to generate ± 24V and +5V power at the output terminal for use by the low-voltage control circuit of the board card.
The utility model has the characteristics of it is following:
1) The electric isolation between the high potential of the TE plate 4 and the low potential of the board card power supply is realized, the insulation is ensured, and the TE plate 4 can work safely when contacting the high potential.
2) The TE plate 4 is supplied with power by using the high-frequency current source 2, so that the normal power supply of the TE plate 4 does not depend on the operation condition of a primary loop, the TE plate 4 can be continuously and reliably supplied with power, and the reliability of the power supply of the TE plate 4 is enhanced.
3) The power supply to the TE plate 4 does not depend on the operation condition of the primary circuit, so that the influence of the conditions of over-current and short-circuit current in the primary circuit on the energy taking device does not need to be considered, a circuit behind the magnetic ring secondary coil can save an impact protection circuit, the size is small, and the space is saved.
Claims (6)
1. An energy taking system of a high-potential board card is characterized by comprising a secondary power supply loop (1), a high-frequency current source (2), a magnetic ring (3), a TE board (4) and an output cable (5);
the secondary power supply loop (1) is connected with the high-frequency current source (2), the high-frequency current source (2) is connected with the output cable (5), the output cable (5) penetrates through the magnetic ring (3), the magnetic ring (3) is wound with a coil, and the coil is connected with the power supply input end of the TE plate (4).
2. The energy-taking system of the high-potential board card as claimed in claim 1, wherein the coil is connected with the power input end of the TE board (4) through a rectifying circuit and a smoothing filter circuit.
3. The energy extraction system of high potential board card according to claim 1, characterized in that the magnetic ring (3) is powered by a high frequency current source.
4. The energy taking system of the high-potential board card as claimed in claim 1, wherein the output cable (5) is a single multicore silicone cable.
5. The energy extracting system for the high-potential board card as claimed in claim 1, wherein the voltage of the magnetic ring secondary coil is adjusted.
6. The energy-taking system of the high-potential board card as claimed in claim 1, wherein the processing part of the TE board (4) for the voltage of the secondary coil of the magnetic ring (3) is composed of a rectifying and filtering circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221348125.XU CN217642881U (en) | 2022-05-31 | 2022-05-31 | Energy taking system of high-potential board card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221348125.XU CN217642881U (en) | 2022-05-31 | 2022-05-31 | Energy taking system of high-potential board card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217642881U true CN217642881U (en) | 2022-10-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221348125.XU Active CN217642881U (en) | 2022-05-31 | 2022-05-31 | Energy taking system of high-potential board card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217642881U (en) |
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2022
- 2022-05-31 CN CN202221348125.XU patent/CN217642881U/en active Active
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