CN218887715U - Power line carrier communication intelligent socket capable of automatically adapting to binding - Google Patents

Abstract

The utility model relates to a smart jack technical field discloses a power line carrier communication smart jack that automatic adaptation was bound, and its technical scheme is including having integrateed AC-DC power scheme, has 2 way 5V 1A's USB output interface, realizes the measurement function to voltage, electric current and power, gathers the data information of each indoor socket to indoor terminal through SPLC communication technology, can long-rangely or locally carry out on-off control to the socket, and this socket initiative is sent the characteristic current that contains address information, accomplishes the equipment and binds. The utility model discloses effectively having solved the problem that needs artifical manual operation to bind the equipment address when smart jack first-time dress equipment, realizing automatic adaptation behind the equipment fixing, accomplish and bind with the address at indoor terminal, improved equipment fixing efficiency, reduced the time cost. The SPLC communication technology avoids the problem of same frequency band interference with the national network HPLC, thereby improving the success rate of carrier communication.

Description

Power line carrier communication intelligent socket capable of automatically adapting to binding

Technical Field

The utility model relates to an intelligent socket technical field especially relates to a power line carrier communication intelligent socket that automatic adaptation was bound.

Background

With the continuous and deep concept of low carbon, environmental protection and green development, the demands of energy consumption statistics and fine management of household appliances are increasing, so that the effects of energy conservation and emission reduction are achieved. Therefore, a household power consumption monitoring and management network system is required to be built to count and monitor the energy consumption conditions of the household appliances in real time, and the purpose of electric energy management and control is further achieved. The intelligent household appliance is full of line and enamel, but most of the intelligent household appliances only have the function of remote control, the monitoring function of real-time energy consumption of the household appliances cannot be realized, the use habit aiming at different devices cannot be met for making power utilization plans, moreover, most of intelligent household products rely on wireless networks such as WiFi and Bluetooth to realize data interaction, the installation position of the device is required to realize the coverage of the wireless network, the problem that wireless signals are weak in wall penetrating capacity cannot be solved, and wireless relay equipment needs to be additionally added to enlarge the coverage range of the wireless network.

Common smart jack mainly uses common adapter socket to give first place to in the existing market, need insert the switching domestic appliance behind the wall body socket again, not only influences the pleasing to the eye of home environment, has not hard up risk of droing moreover. The existing carrier-based intelligent socket cannot effectively solve the problem that the interference with a national network HPLC communication network in the same frequency band exists, the risk of influencing the interference of national network operation power line carrier communication exists, and the meter reading success rate of the region is low.

The intelligent socket binding network-accessing mode in the prior art mainly sets the equipment address of the intelligent socket to gateway equipment through manual operation, and if the intelligent socket is applied to an intelligent cell in a large batch by adopting a front-loading mode during building construction, a large amount of labor is required to be consumed for equipment binding of sockets of each household, so that the project progress period and the labor cost are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough and the defect to prior art exists provides a power line carrier communication smart jack that automatic adaptation was bound, its technical scheme is including having integrateed the AC-DC power scheme, 2 way 5V 1A's USB output interface has, the realization is to the measurement function of voltage, electric current and power, gather the data information of indoor each socket to indoor terminal through SPLC communication, can long-rangely or locally carry out on-off control to the socket, this socket initiative is sent the characteristic current that contains address information, accomplish equipment binding. The utility model discloses effectively having solved the problem that needs artifical manual operation to bind the equipment address when smart jack first-time dress equipment, realizing automatic adaptation behind the equipment fixing, accomplish and bind with the address at indoor terminal, improved equipment fixing efficiency, reduced the time cost. The SPLC communication technology avoids the problem of same frequency band interference with the national network HPLC, thereby improving the success rate of carrier communication.

The purpose of the utility model can be realized through the following technical scheme:

a power line carrier communication intelligent socket capable of being automatically adaptive and bound comprises an intelligent socket body, an integrated power supply module, a metering module, a characteristic current sending module, a carrier communication module, a relay switch module and an external interface, wherein a hardware functional circuit is built; the intelligent socket is automatically adaptive to an address binding flow mechanism to realize equipment binding with an indoor terminal, and interconnection and intercommunication of indoor equipment are realized through an expanded SPLC communication technology.

Furthermore, the SPLC carrier communication module is a carrier communication technology based on the national power grid HPLC technology extension, avoids the same frequency band interference of the national power grid carrier communication technology, extends the physical layer communication frequency band and the link layer equipment type field, and can realize that socket electric energy data, control states and commands are gathered to an indoor terminal through SPLC communication and then uploaded to a cloud platform through the Internet.

Furthermore, the intelligent socket which is automatically adaptive and bound to the power utilization side has a characteristic current sending function, a characteristic current signal containing address information is injected into a power grid, the power supply side Internet of things table is matched to identify an address and update a binding list to an indoor terminal, then the indoor terminal and the intelligent socket finish automatic adaptive binding, and SPLC communication is achieved.

The utility model has the advantages of that: the utility model effectively solves the problem that the communication performance of the intelligent socket is affected due to the weak wall-through capability of the wireless network, realizes the interconnection and intercommunication of the indoor intelligent socket by means of the existing power line network, and reduces the use of additional equipment; the technical scheme of binding the equipment through automatic adaptation solves the problem that the equipment address needs to be bound through manual operation during initial installation of the equipment, improves the equipment installation efficiency, shortens the construction period of an intelligent community, and reduces the labor cost. The problem of co-frequency band interference with a carrier communication technology operated by a national network is avoided through the expanded SPLC communication technology, so that the success rate of carrier communication is improved, and noise interference outside standard requirements cannot be generated.

Drawings

Fig. 1 is the utility model discloses smart jack principle block diagram.

Fig. 2 is the utility model discloses smart jack communication network system block diagram.

Fig. 3 is that the utility model discloses the automatic adaptation of smart jack is bound the inventory and is maintained the flow.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

As shown in fig. 1, an automatic adaptive binding power line carrier communication smart socket includes a power module, a metering module, a characteristic current sending module, a carrier communication module, a relay switch module, and an external interface to build a hardware functional circuit.

As shown in FIG. 1, the power module of the present invention comprises AC-DC, DC-DC and LDO power circuits. The AC-DC power supply converts an alternating current 220V input into a 12V direct current output, mainly supplies power for the carrier communication module, the relay driving circuit and the 5V-USB output circuit, and can provide 12W output power.

As shown in fig. 1, the carrier communication module circuit needs three power rails of 3.3V, 2.5V, and 1.0V, the DCDC circuit that converts 12V to 3.3V and converts 3.3V to 1.0V provides the logic level and the core voltage of the chip, and 2.5V provides the supply voltage for the carrier communication analog circuit, so that the LDO with low ripple is used to realize the level conversion from 3.3V to 2.5V.

As shown in fig. 1, a 5V-USB power source is provided by a DCDC converting 12V to 5V, and a current limiting chip is added on an output side to protect ACDC protection caused by a large load or a short circuit of an external USB device, thereby ensuring power supply stability.

As shown in fig. 1, the characteristic current sending module generates a 200mA characteristic current signal with a frequency of 833Hz on a power line by switching of a PWM driving MOS transistor, and the signal binds an address of a device that can be captured and identified by a current clamp of an internet of things meter on a power supply side, and then updates a binding list on the side of the internet of things meter, thereby implementing a function of automatically binding the device between an indoor terminal and an intelligent socket.

The carrier communication module shown in fig. 1 mainly includes a carrier receiving circuit, a transmitting circuit, and an isolation coupling circuit. According to the communication frequency band of 6M-12M of the SPLC, a band-pass filter circuit is matched to meet the receiving and filtering effect; the isolation coupling mainly loads 220V voltage of 50Hz power frequency on two ends of a capacitor through a safety capacitor, and then a high-frequency carrier signal passes through a 1: the 1 coupling transformer is transmitted to the carrier receiving filter circuit, thereby realizing isolation coupling and ensuring the power utilization safety of equipment.

As shown in fig. 1, the relay switch module realizes the power off and on of the external electric equipment by driving the on-off of the relay through a remote key or a local key, and displays the on-off state of the relay through an indicator light.

The external interface shown in fig. 1 mainly has a strong and weak current terminal exposed out of the shell, and comprises a power line crimping terminal in a wall socket box, a five-hole socket provided by a 86-type panel and a USB interface.

As shown in fig. 2, the indoor communication network mainly uses the SPLC communication technology, the power line communication network uses the HPLC communication technology, and 2 networks operate in different frequency bands, so that the interference of the same frequency band is reduced. The SPLC technology is expanded based on the national power grid HPLC technology and comprises a physical layer communication protocol expansion part and a link layer communication protocol expansion part. The physical layer communication protocol extension mainly aims at the communication frequency range to be extended, the newly added communication frequency range is 6.347 MHz-11.96 MHz, the initial serial number of the carrier is 260, and the cut-off serial number of the carrier is 490; the link layer communication protocol extension is primarily directed to the device type field. The SPLC network is a home network, the maximum network scale of the SPLC network is set to be 32, the maximum level of the station of the Internet of things table should be supported to level 1, the maximum level of the station of the intelligent socket should be supported to level 2, and the type value of the newly-defined intelligent socket equipment is 0x80.

As shown in fig. 3, the smart socket allows 1 time of sending the characteristic current every 300S of time slices, and carries out N × 15S time delay before, where N is a hash value produced by the device address in the range of 0 to 19, and changes with the number of times; after the Internet of things table is started, the characteristic current detection module performs cyclic detection, reports the equipment address and updates the binding list after detecting a valid characteristic signal; the indoor terminal inquires an Internet of things table binding list through the SPLC, sets a file for an address in the list and sends a central beacon frame; after receiving the beacon frame, the intelligent socket sends an association request message to request for network access; and after receiving the intelligent socket association request message, the indoor terminal searches for the socket address in the file and allows the intelligent socket to access the network, thereby completing the network access function of automatic adaptation of the intelligent socket.

To sum up, the utility model discloses have important effect and meaning, do not influence under the prerequisite of state net HPLC communication performance, utilize HPLC communication technology, realize indoor smart jack's automation and go into net and communication function, the effectual daily life demand that satisfies improves smart jack's installation effectiveness moreover.

The above embodiments are illustrative of the specific embodiments of the present invention, and not restrictive to the present invention, and those skilled in the relevant art can also make various changes and modifications to obtain the equivalent technical solutions without departing from the spirit and scope of the present invention, and therefore all equivalent technical solutions should fall within the scope of the present invention.

Claims (2)

1. An automatic adaptive binding power line carrier communication intelligent socket is characterized by comprising a power supply module, a strong current input-voltage connection terminal, a metering module, an isolation coupling circuit, a characteristic current sending module, a relay switch module, a carrier main control chip and a 86-type panel;

the metering module is connected with the carrier main control chip in an isolation way through an optical coupler;

the isolation coupling circuit is connected with the carrier main control chip through a carrier receiving circuit and a carrier sending circuit;

the characteristic current sending module is connected with the carrier main control chip through optical coupling isolation;

the carrier master control chip controls the on-off of the relay switch module and the five-hole socket;

the strong current input-voltage connection terminal is connected with the power supply module, the metering module, the isolation coupling circuit, the characteristic current sending module and the relay switch module.

2. The intelligent socket for power line carrier communication capable of automatically adapting to binding according to claim 1, wherein the intelligent socket is installed indoors and performs data interaction with an internet of things meter and an indoor terminal through an SPLC link.

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