CN-224204525-U - Intelligent patch board circuit and intelligent patch board

CN224204525UCN 224204525 UCN224204525 UCN 224204525UCN-224204525-U

Abstract

The embodiment of the application provides an intelligent patch board circuit and an intelligent patch board, belonging to the technical field of patch boards, wherein the intelligent patch board circuit comprises a mains supply interface, an MCU module, a power socket control module, a metering detection module and a power supply module; the mains supply interface comprises an input N end and an input L end; the MCU module is used for being in remote communication with the upper computer, so that a user can realize remote control of the power socket control module to supply power or cut off power to electric equipment; the power supply module comprises a first power supply circuit and a second power supply circuit, wherein the first power supply circuit is respectively connected with the mains supply interface, the MCU module and the other end of the coil of the relay, and the second power supply circuit is respectively connected with the mains supply interface and the metering detection module.

Inventors

YANG HUAJUN
CHEN ZHIMING

Assignees

深圳市倍思科技有限公司

Dates

Publication Date: 20260505
Application Date: 20250528

Claims (10)

1. An intelligent patch board circuit, which is characterized by comprising: The utility power interface comprises an input N end and an input L end; the MCU module is used for being remotely communicated with the upper computer; The power socket control module comprises a power socket, a relay and a first MOS tube, wherein the power socket is respectively connected with an input N end and a normally-closed contact of the relay, a normally-open contact of the relay is connected with an input L end, one end of a coil of the relay is connected with a collector electrode of the first MOS tube, an emitting electrode of the first MOS tube is grounded, and a base electrode of the first MOS tube is connected with the MCU module; The metering detection module is respectively connected with the power socket and the MCU module; The power supply module comprises a first power supply circuit and a second power supply circuit, the first power supply circuit is respectively connected with the mains supply interface, the MCU module and the other end of the coil of the relay, and the second power supply circuit is respectively connected with the mains supply interface and the metering detection module.
2. The intelligent patch board circuit of claim 1, wherein the metering detection module comprises a metering detection chip, a first transient voltage suppression diode, a second transient voltage suppression diode and a third transient voltage suppression diode, the first port of the metering detection chip is respectively connected with one end of the power socket and one end of the first transient voltage suppression diode, the other end of the first transient voltage suppression diode is grounded, the second port of the metering detection chip is respectively connected with a normally open contact of the relay and one end of the second transient voltage suppression diode, the other end of the second transient voltage suppression diode is grounded, the third port of the metering detection chip is respectively connected with one end of the third transient voltage suppression diode and the second power supply circuit, the other end of the third transient voltage suppression diode is grounded, and the fourth port, the fifth port and the sixth port of the metering detection chip are all connected with the MCU module.
3. The intelligent patch board circuit of claim 1, wherein the first power supply circuit comprises a rectifier bridge, an isolated power supply module and a transformer, wherein an alternating current input end of the rectifier bridge is connected with the mains interface, the isolated power supply module is respectively connected with a first coil of the transformer, a second coil of the transformer and a positive output end of the rectifier bridge, and a third coil of the transformer is respectively connected with the MCU module and another coil contact of the relay.
4. The intelligent patch board circuit of claim 1, wherein the second power supply circuit comprises a voltage reduction chip, a first capacitor, a first inductor and a second inductor, one end of the first inductor is connected with one end of the first capacitor and the input end L respectively, the other end of the first inductor is connected with a first port of the voltage reduction chip, a second port of the voltage reduction chip is connected with one end of the second inductor, a third port of the voltage reduction chip is connected with the other end of the second inductor and the metering detection module respectively, and the input end N and the other end of the first capacitor are grounded.
5. The intelligent patch board circuit of claim 1, further comprising a signal transmission module, wherein the signal transmission module comprises a first photoelectric coupler, a second photoelectric coupler and a third photoelectric coupler, the first photoelectric coupler is respectively connected with the receiving end of the metering detection module and the transmitting end of the MCU module, the second photoelectric coupler is respectively connected with the transmitting end of the metering detection module and the receiving end of the MCU module, and the third photoelectric coupler is respectively connected with the interrupt end of the metering detection module and the output end of the MCU module.
6. The intelligent patch panel circuit of claim 1, further comprising a voltage step-down module connected to the first power supply circuit and the MCU module, respectively.
7. The intelligent patch panel circuit of claim 1, further comprising a touch switch module, the touch switch module being connected to the first power supply circuit and the MCU module, respectively.
8. The intelligent patch panel circuit of claim 1, further comprising an indicator light module, the indicator light module being connected to the first power supply circuit and the MCU module, respectively.
9. The intelligent patch board circuit of claim 8, wherein the indicator light module comprises a light emitting diode module and a second MOS tube, the light emitting diode module is connected with the first power supply circuit and the collector of the second MOS tube respectively, the base of the second MOS tube is connected with the MCU module, and the emitter of the second MOS tube is grounded.
10. An intelligent patch panel, comprising the intelligent patch panel circuit of any one of claims 1-9 and a housing, the intelligent patch panel circuit being built into the housing.

Description

Intelligent patch board circuit and intelligent patch board Technical Field The application relates to the technical field of patch boards, in particular to an intelligent patch board circuit and an intelligent patch board. Background The patch board comprises a power line, a power line plug and a plurality of sockets, more than one electric equipment can be connected, the power line plug is connected with the mains supply, the patch board is used as an extension line of the socket, one-to-many socket expansion is realized, and the patch board can supply power for equipment such as a computer, a blower, a fan, a television and the like, so that the space is saved, the socket expansion is realized, and the circuit is saved. At present, a wiring board on the market is generally provided with an independent switch, a user presses a switch on a power strip to control power supply and power failure of household equipment connected to a socket, however, the situation that the user goes out is frequently easy to occur, but electric equipment in the home is plugged into the socket of the wiring board, forgets to pull off and keeps continuously electrified is caused, energy waste and potential safety hazards exist, and the use experience of the user is affected. Therefore, there is a need to design an intelligent patch board circuit capable of avoiding energy waste and reducing potential safety hazards. Disclosure of utility model The utility model aims to at least solve one of the technical problems in the prior art, and provides an intelligent patch board circuit and an intelligent patch board, which can avoid energy waste and reduce potential safety hazards. In order to achieve the above purpose, according to a first aspect, the embodiment of the application provides an intelligent patch board circuit, which comprises a mains supply interface, an MCU module, a power socket control module, a metering detection module and a power supply module, wherein the mains supply interface comprises an input N end and an input L end, the MCU module is used for being in remote communication with an upper computer, the power socket control module comprises a power socket, a relay and a first MOS tube, the power socket is respectively connected with the input N end and a normally-closed contact of the relay, a normally-open contact of the relay is connected with the input L end, one end of a coil of the relay is connected with a collector of the first MOS tube, an emitter of the first MOS tube is grounded, a base electrode of the first MOS tube is connected with the MCU module, the metering detection module is respectively connected with the power socket and the MCU module, the power supply module comprises a first power supply circuit and a second power supply circuit, the first power supply circuit is respectively connected with the mains supply interface, the relay and a normally-closed contact of the relay, one end of the coil of the relay is respectively connected with the first power supply circuit and the metering detection module. In some embodiments, the metering detection module includes a metering detection chip, a first transient voltage suppression diode, a second transient voltage suppression diode and a third transient voltage suppression diode, where a first port of the metering detection chip is connected to one end of the power socket and one end of the first transient voltage suppression diode, another end of the first transient voltage suppression diode is grounded, a second port of the metering detection chip is connected to a normally open contact of the relay and one end of the second transient voltage suppression diode, another end of the second transient voltage suppression diode is grounded, a third port of the metering detection chip is connected to one end of the third transient voltage suppression diode and the second power supply circuit, another end of the third transient voltage suppression diode is grounded, and a fourth port, a fifth port and a sixth port of the metering detection chip are all connected to the MCU module. In some embodiments, the first power supply circuit includes a rectifier bridge, an isolation power module, and a transformer, where an ac input end of the rectifier bridge is connected to the mains interface, the isolation power module is connected to a first coil of the transformer, a second coil of the transformer, and a positive output end of the rectifier bridge, and a third coil of the transformer is connected to the MCU module and another coil contact of the relay, respectively. In some embodiments, the second power supply circuit includes a buck chip, a first capacitor, a first inductor and a second inductor, one end of the first inductor is connected with the input L end, the other end of the first inductor is connected with one end of the first capacitor and a first port of the buck chip, a second port of the buck chip is connected with one end of the second inductor,