CN220253676U - Intelligent safety socket and control system thereof - Google Patents

Abstract

The utility model belongs to the technical field of intelligent home, and particularly relates to an intelligent safety socket and a control system thereof, wherein the intelligent safety socket comprises a socket shell, a power jack group, a live wire wiring assembly, a zero wire wiring assembly, a power plug, a voice module, an electric energy metering module, a main control module, a relay, a power module, a temperature and humidity acquisition module and an optocoupler isolation module, temperature and humidity information of an environment can be acquired through the temperature and humidity acquisition module, the temperature and humidity information can be compared with a set threshold according to the acquired information, and if the acquired information exceeds the set threshold, the main control module controls the relay to be disconnected. The utility model is applicable to severe weather in the south, especially humid and sultry weather in the windy days, thus improving the safety and reliability of the socket. The photoelectric coupling module is used for isolating the main control module from a strong alternating current part for data acquisition, and the photoelectric coupling module is used for isolating a control signal of the main control module from the relay, so that the safety of circuit operation is improved.

Description

Intelligent safety socket and control system thereof

Technical Field

The utility model belongs to the technical field of intelligent home, and particularly relates to an intelligent safety socket and a control system thereof.

Background

With the continuous popularization of the internet of things technology, more and more intelligent home equipment is connected to the internet, and a technical basis is provided for the research and development of intelligent voice sockets. The intelligent voice socket can communicate with other intelligent household equipment through the Internet, and intelligent remote control and intelligent interconnection functions are realized. The Chinese patent document with the authorized bulletin number of CN206250518U discloses an intelligent socket, which comprises a socket body, wherein the intelligent socket is called a socket module, and further comprises a voice acquisition part, the voice acquisition part comprises a voice acquisition module and a voice recognition module, the voice acquisition module can acquire voice signals of a user, and the voice recognition module can recognize the voice signals. And performing corresponding voice control according to the recognized voice signals. However, the intelligent socket only recognizes voice signals of users, so that on-off control of the socket is realized, the safety is not high, and the intelligent socket is not suitable for weather in the south, particularly weather in the south.

Disclosure of Invention

The utility model aims to provide an intelligent safety socket and a control system thereof, thereby overcoming the defect of low safety of the existing intelligent socket. The specific technical scheme is as follows:

a smart security receptacle, comprising:

a socket housing;

the power jack group is arranged on the front surface of the socket shell;

the live wire wiring assembly and the zero wire wiring assembly are arranged on the circuit board of the socket shell and correspond to the positions of the power jack groups respectively;

the power plug is fixed on the socket shell and is detachably connected with an external power supply;

the voice module is used for collecting and identifying voice signals of a user and transmitting the voice signals to the main control module;

the electric energy metering module is used for collecting voltage and current information of the load and transmitting the collected information to the main control module;

the main control module is used for outputting control signals according to the information input by the voice module and the electric energy metering module so as to control the opening or closing of the relay;

the relay is used for opening or closing according to a control signal output by the main control module and is connected with the load through the power jack group;

the power module is used for providing a working power supply;

the voice module, the electric energy metering module and the relay are respectively connected with the main control module; the power supply module is respectively connected with the voice module, the electric energy metering module and the main control module;

further comprises:

the temperature and humidity acquisition module is used for acquiring temperature and humidity information of the environment and transmitting the acquired information to the main control module;

the optical coupling isolation module is used for carrying out photoelectric isolation on the signals collected by the electric energy metering module and carrying out photoelectric isolation on the control signals output to the relay by the main control module;

the main control module is also used for outputting a control signal according to the information input by the temperature and humidity acquisition module so as to control the opening or closing of the relay;

the temperature and humidity acquisition module is connected with the main control module;

the optocoupler isolation module is respectively connected with the electric energy metering module, the main control module and the relay.

Preferably, the optical coupling isolation module comprises a first optical coupling isolation unit and a second optical coupling isolation unit;

the first optocoupler isolation unit is respectively connected with the electric energy metering module and the main control module;

and the second optocoupler isolation unit is respectively connected with the main control module and the relay.

Preferably, the electric energy metering module comprises a voltage transformer, a current transformer and an electric energy metering unit; the voltage transformer and the current transformer are respectively connected with the electric energy metering unit, and the electric energy metering unit is connected with the main control unit; the voltage transformer and the current transformer are respectively connected to the circuits of the relay connected with the power jack group.

Preferably, the socket further comprises keys, wherein the keys are respectively connected with the main control module and the relay and used for manually controlling the opening or closing of the relay.

Preferably, the power module comprises a first voltage conversion unit and a second voltage conversion unit;

the first voltage conversion unit is used for converting alternating current 220V voltage into direct current 5V voltage;

the second voltage conversion unit is used for converting direct current 5V voltage into direct current 3.3V voltage.

Preferably, the socket further comprises a main switch and a fuse; the main switch is respectively connected with the power plug and the fuse, and the fuse is connected with the relay.

Preferably, the socket further comprises a telecommunications module; the remote communication module comprises a 4G communication unit and an MQTT communication unit; the 4G communication unit and the MQTT communication unit are respectively connected with the main control module and are used for communicating between the main control module and the upper computer.

A control system of intelligent safety socket comprises an upper computer, a display module and a plurality of intelligent safety sockets;

the intelligent safety socket is used for uploading temperature and humidity information, voltage, current and power information of the environment to the upper computer;

the upper computer displays the received information through the display module and remotely controls the opening or closing of the intelligent safety socket.

Compared with the prior art, the utility model has the following beneficial effects:

1. the intelligent safety socket comprises a socket shell, a power supply jack group, a live wire wiring assembly, a zero wire wiring assembly, a power plug, a voice module, an electric energy metering module, a main control module, a relay, a power module, a temperature and humidity acquisition module and an optical coupler isolation module, wherein the temperature and humidity information of the environment can be acquired through the temperature and humidity acquisition module, the acquired information is compared with a set threshold value, and if the acquired information exceeds the set threshold value, the main control module controls the relay to be disconnected. The utility model is applicable to severe weather in the south, especially humid and sultry weather in the windy days, thus improving the safety and reliability of the socket.

2. The intelligent safety socket provided by the utility model has the advantages that the photoelectric coupling module is used for isolating the main control module from the strong alternating current part for data acquisition, and the photoelectric coupling module is used for isolating the control signal of the main control module from the relay, so that the safety of circuit operation is improved.

3. The intelligent safety socket provided by the utility model collects parameters such as current, voltage and power of a load in real time through the electric energy metering module, and when the parameters exceed the corresponding preset threshold values, the main control module controls the relay to be disconnected, so that the automatic power cut-off is realized, the safety problems of overheating of an electric appliance, short circuit, even damage to equipment, fire disaster and the like caused by overload of the electric appliance are avoided, and the safety and reliability of the socket are improved.

4. The intelligent safety socket can realize automatic opening or closing of the relay through the voice module, improves the control intelligence and is convenient for users to use.

5. The control system of the intelligent safety socket can remotely collect temperature and humidity information, voltage, current and power collected by the intelligent safety socket, can remotely control the opening or closing of a plurality of intelligent safety sockets, can realize safe and reliable operation of the intelligent safety socket, and is simple and convenient to control.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic diagram of a smart safety socket according to the present utility model;

FIG. 2 is a schematic circuit diagram of an electric energy metering module of the present utility model;

FIG. 3 is a schematic circuit diagram of a master control module of the smart security socket of the present utility model;

FIG. 4 is a schematic circuit diagram of a relay of the smart safety socket of the present utility model;

FIG. 5 is a schematic circuit diagram of a first optocoupler isolation unit of the smart safe socket of the present utility model;

FIG. 6 is a schematic circuit diagram of a second optocoupler isolation unit of the smart safe socket of the present utility model;

FIG. 7 is a schematic circuit diagram of a temperature and humidity acquisition module of the smart safety socket of the present utility model;

FIG. 8 is a schematic circuit diagram of a voice module of the smart security socket of the present utility model;

FIG. 9 is a schematic circuit diagram of a first voltage converting unit of the smart safety socket of the present utility model;

FIG. 10 is a schematic circuit diagram of a second voltage converting unit of the smart safety socket of the present utility model;

fig. 11 is a schematic diagram of a control system of the smart safety socket of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "inside", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The terms "first," "second," "third," and the like, if any, are used for descriptive purposes only and for distinguishing between technical features and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

Example 1:

as shown in fig. 1, the present embodiment provides a smart security socket, including:

a socket housing; the power jack group is arranged on the front surface of the socket shell; the live wire wiring assembly and the zero wire wiring assembly are arranged on the circuit board of the socket shell and correspond to the positions of the power jack groups respectively; the power plug is fixed outside the socket shell and is detachably connected with an external power supply; the voice module is used for collecting and identifying voice signals of the user and transmitting the voice signals to the main control module; the electric energy metering module is used for collecting voltage and current information of the load and transmitting the collected information to the main control module; the main control module is used for outputting control signals according to the information input by the voice module and the electric energy metering module so as to control the opening or closing of the relay; the relay is used for opening or closing according to a control signal output by the main control module and is connected with the load through the power jack group; the power module is used for providing a working power supply; the voice module, the electric energy metering module and the relay are respectively connected with the main control module; the power module is respectively connected with the voice module, the electric energy metering module and the main control module.

Further comprises: the temperature and humidity acquisition module is used for acquiring temperature and humidity information of the environment and transmitting the acquired information to the main control module; the optical coupling isolation module is used for carrying out photoelectric isolation on the signals collected by the electric energy metering module and carrying out photoelectric isolation on the control signals output to the relay by the main control module; the main control module is also used for outputting a control signal according to the information input by the temperature and humidity acquisition module so as to control the opening or closing of the relay; the temperature and humidity acquisition module is connected with the main control module; the optical coupling isolation module is respectively connected with the electric energy metering module, the main control module and the relay.

The working principle of the intelligent safety socket is as follows:

the power plug is connected with external 220V alternating voltage, and the plug of an external load is connected to the power jack group and corresponds to the live wire wiring assembly and the zero wire wiring assembly. The power module provides working power for the intelligent safety socket.

The electric energy metering module collects voltage and current flowing through an external load or calculates corresponding power, the photoelectric coupling module is used for isolating, the collected voltage and current information and corresponding power information are transmitted to the main control module, the main control module compares the received voltage and current information or the received power information with corresponding preset values, if the received voltage and current information or the received power information exceeds the corresponding preset values, a control signal is output to the relay, the output control signal is transmitted to the relay after being subjected to photoelectric isolation by the photoelectric coupling module, and the relay is disconnected according to the control signal so as to carry out overload protection.

The temperature and humidity acquisition module acquires temperature and humidity information of the environment where the intelligent safety socket is located, the acquired information is transmitted to the main control module, the main control module compares the received temperature and humidity information with a corresponding preset value, when the temperature and humidity information exceeds the corresponding preset value, a control signal is output to the relay, the output control signal is transmitted to the relay after being subjected to photoelectric isolation through the photoelectric coupling module, and the relay is disconnected according to the control signal.

The voice module collects and recognizes voice signals of a user, the voice signals after recognition are transmitted to the main control module, the main control module outputs control signals according to the voice signals, the output control signals are transmitted to the relay after photoelectric isolation through the photoelectric coupling module, and the relay is opened or closed according to the control signals.

In this embodiment, the socket casing includes upper cover, lower base, is provided with the miaow head hole of radius r=3.53 mm on the upper cover, puts the inside fixed voice module of socket casing that the miaow head hole corresponds to realize good radio reception effect, the disconnection or the closure of the relay of convenient control wisdom safety socket. The upper cover and the lower base of the socket shell adopt a push cover type connection mode, and the upper cover and the lower base of the socket shell are not required to be fixed by copper columns, so that the socket is convenient and quick. The side of upper cover still can set up radius r=5mm's horn hole, still can fix loudspeaker in socket casing inside, and loudspeaker and main control module are connected for when the information that electric energy measurement module or humiture collection module gathered surpassed corresponding default, main control module control loudspeaker sent the sound and suggestion.

In this embodiment, the electric energy metering module includes a voltage transformer, a current transformer, and an electric energy metering unit; the voltage transformer and the current transformer are respectively connected with the electric energy metering unit, and the electric energy metering unit is connected with the main control unit; the voltage transformer and the current transformer are respectively connected to the circuit of the relay connected with the power jack group. The schematic circuit diagram of the electric energy metering module is shown in fig. 2, wherein the voltage transformer is a current type voltage transformer, specifically a ZMPT107 voltage transformer, and the specification is as follows: 1000:1000,2mA/2mA, voltage coefficient=150k/(49.9×1000) =3.006. The current transformer can be a ZMCT103 current transformer with the specification: 1:1000,5a/5mA, current coefficient=1000/1000×1=1. The electric energy metering unit comprises an HLW8032 electric parameter acquisition chip.

The HLW8032 electric parameter metering chip carries out data communication on single-phase voltage and current signals acquired by the current type voltage transformer and the current transformer through a UART. The module has the advantages of high precision, low power consumption, high reliability, strong environment adaptation capability and the like, and can be suitable for intelligent household appliances, metering sockets, electric vehicle charging piles, PDU equipment and street lamp control.

The HLW8032 electric parameter metering chip has a simple UART interface, and adopts an asynchronous serial communication mode to allow data communication by using two unidirectional pins. The UART interface can realize isolated communication by only requiring a low-cost optocoupler. The UART interface works at a fixed frequency of 4800bps, and the interval time for transmitting data is 50ms, so that the UART interface is suitable for low-speed design. The UART of HLW8032 uses two pins, the TX pin for transmitting data from HLW8032, the data being sent with priority in the low order bits (LSB), the RX pin for receiving data from the microcontroller for calibrating internal parameters. The HLW8032 is 24 bytes per complete data sent; the development and transmission from register 1 (State REG) to register 11 (CheckSum REG) ends a set of data, 11 registers total, 24byte data.

In this embodiment, the master control module includes a remote EC600N core board "ring", and the circuit diagram is shown in fig. 3. The remote EC600N core board adopts a baseband processor with ARM Cortex-R5 cores, the main frequency can reach 640 Mhz, the total flash is 8M, 0.3M can be used, the RAM can be 450K, and 41 IO ports are formed. In addition to supporting the full network 4G with multiple frequency bands, multiple hardware peripherals such as GPIO interfaces, UART interfaces, SPI interfaces, I2C interfaces, USB interfaces and the like are also mounted. In this embodiment, GPIO interfaces are used to control the relay, two serial ports: the UART1 interface and the UART2 interface are used for communicating with the electric energy metering module and the voice module, the I2C1 interface is used for communicating with the temperature and humidity sensor, and the USB interface is connected with the PC for debugging, burning and the like.

In this embodiment, the relay module adopts an SRD-05VDC-SL-C relay, the circuit schematic diagram is shown in FIG. 4, the coil voltage is 5V, and the maximum switching voltage/current is 250V/15A. The main control module outputs a control signal through a GPIO interface of the remote EC600N core board, and controls the triode Q1 to be conducted by utilizing the optocoupler isolation module so as to control the relay, and meanwhile, the control end of the relay is connected with the diode D1 to prevent the coil counter electromotive force from breaking down the triode Q1, and the control signal is connected with the light emitting diode LED1 to indicate the switching state of the relay. The model of the transistor Q1 may be MMBT5401, and the diode D1 may be DO_1N 4148. The light emitting diode LED1 can be a GBA-C191KRKT light emitting diode, and is arranged on the socket shell. J1, J2 in fig. 4 are via pads for soldering wires passing through the transformer.

Specifically, the socket further comprises a main switch and a fuse; the main switch is respectively connected with the power plug and the fuse, and the fuse is connected with the relay. In the embodiment, the main switch adopts a 10A boat-shaped switch, the specific model can select an MR1-110-C5N-BB boat-shaped switch, and the main switch is arranged on the socket shell and can control the power on-off of the whole socket.

The fuse is a safety device for protecting a circuit, which can cut off the circuit rapidly when the circuit is overloaded or short-circuited, and prevent the dangers of overload and fire, etc. Specifically, the Fuse selects a Slow-recovery Fuse (Slow-recovery Fuse), which is a type of Fuse, also called a Time-delay Fuse (Time-delay Fuse), and is characterized in that it can withstand an overload current exceeding a rated current in a short Time without breaking the power, but can be blown when exceeding a certain Time or current magnitude, and cut off the circuit. The slow recovery fuse provides a higher overload capability when the circuit is started than the fast power-off fuse, and properly limits the overload current when the circuit is operating normally, avoiding erroneous circuit breaking. Slow recovery fuses are therefore widely used in devices with high power loads and large starting currents, such as motors, electromagnets, lighting devices, etc. Slow recovery fuse selection 2010T5a250V fuse. In fig. 4, 220v_fe corresponds to the power plug of the present application, and SP1 corresponds to the power jack group of the present application. When the circuit is overloaded or short-circuited, the fuse can be fused to prevent current from passing and cut off the power supply of the electric appliance, so as to avoid safety accidents such as damage to the electric appliance or fire disaster.

In this embodiment, the optocoupler isolation module includes a first optocoupler isolation unit and a second optocoupler isolation unit; the first optical coupler isolation unit is respectively connected with the electric energy metering module and the main control module; the second optocoupler isolation unit is connected with the main control module and the relay respectively. The first optocoupler isolation unit comprises a CYTLP521-1 (GB-TP 2) optocoupler, and a circuit diagram is shown in figure 5. The second optocoupler isolation unit comprises a CYTLP521-1 (GB-TP 2) optocoupler, and a circuit diagram is shown in figure 6.

In the embodiment, a fully-isolated sampling and communication scheme is adopted, strong electricity is converted into a small-voltage signal through a current transformer and a voltage transformer and then is transmitted into the HLW8032 electric parameter metering chip, so that the HLW8032 electric parameter metering chip is partially isolated from the strong alternating current, and the safety is improved. Because UART communication of the HLW8032 electric parameter metering chip uses low speed, the output TX can be isolated through an optical coupler and is transmitted into an EC600N core board after level conversion of 5V to 3.3V, and RX is not used, so that the processing is not performed.

As shown in fig. 7, in this embodiment, the temperature and humidity acquisition module includes an AHT10 temperature and humidity sensor, and this embodiment uses the sensor to detect the temperature and humidity of the socket environment, and transmits data to the EC600N core board through the I2C interface, and sets a relevant threshold to control the relay of the socket to be automatically disconnected, so as to further improve the safety of the socket in the working process. The AHT10 temperature and humidity sensor is a high-precision, fully calibrated, patch-packaged temperature and humidity sensor and MEMS manufacturing process, and ensures that the product has extremely high reliability and excellent long-term stability. The AHT10 temperature and humidity sensor comprises a capacitive humidity sensing element and a high-performance CMOS microprocessor which are connected. The product has the advantages of excellent quality, ultrafast response, strong anti-interference capability, extremely high cost performance and the like.

As shown in fig. 8, in this embodiment, the voice module selects SU-03T off-line voice module.

In this embodiment, the socket further includes a key, and the key is connected with the main control module and the relay respectively, and is used for manually controlling opening or closing of the relay. The key is fixed on the socket shell.

In this embodiment, the power module includes a first voltage conversion unit and a second voltage conversion unit; the first voltage conversion unit is used for converting alternating current 220V voltage into direct current 5V voltage; the second voltage conversion unit is used for converting direct current 5V voltage into direct current 3.3V voltage. The circuit diagram of the first voltage conversion unit is shown in fig. 9, and includes a power module U12 converting the power of the 40V to the 700V power of the telecommunication electronics. The circuit diagram of the second voltage conversion unit is shown in fig. 10, and comprises a power module U12 for converting 220V of a Universal Serial Bus (USB) to 5V700MA and an ME6212C33M5G voltage stabilizing chip, wherein the power module U12 converts the 220V voltage of alternating current into 5V voltage of direct current through the U12, and then converts the 5V voltage of direct current into 3.3V voltage through the ME6212C33M5G voltage stabilizing chip.

In the embodiment, the electric energy metering module is completely isolated from the rear-stage main control module, and a double AC-DC isolated power supply, namely a first voltage conversion unit and a second voltage conversion unit, is used, the output specification is 5V700mA, the mutual noninterference of the level of the front stage and the level of the rear stage is ensured, and the safety of a core circuit part is improved.

In this embodiment, the socket further includes a remote communication module; the remote communication module comprises a 4G communication unit and an MQTT communication unit; the 4G communication unit and the MQTT communication unit are respectively connected with the main control module and are used for communicating with the upper computer through the main control module. The MQTT communication unit adopts the MQTT protocol to realize the data transmission of the intelligent safety socket, and the MQTT protocol is a lightweight communication protocol, and the data packet is very small and only has a few bytes, so that the reliable data transmission can be realized under the low-bandwidth and unstable network environment. The MQTT protocol adopts a publish/subscribe mode, so that a plurality of clients can subscribe to the same theme at the same time, batch transfer of messages is realized, and the efficiency of data transmission is greatly improved. The MQTT protocol has good reliability and fault tolerance, can ensure the integrity and accuracy of data transmission, and can automatically reconnect when a network fails, thereby ensuring the stability of data transmission. The MQTT protocol has high flexibility, supports various message formats and transmission protocols, and can adapt to different application scenes and equipment requirements. As a lightweight, efficient, reliable, flexible and safe communication protocol, the method is very suitable for data transmission in the aspect of intelligent safety socket data interfaces. The intelligent safety socket can improve the efficiency and stability of data transmission, thereby providing better technical support for the realization of a control system of the intelligent safety socket.

Example 2:

as shown in fig. 11, the present embodiment provides a control system of a smart safety socket, which includes an upper computer, a display module, and a plurality of smart safety sockets;

the intelligent safety socket is used for uploading temperature and humidity information, voltage, current and power information of the environment to the upper computer;

the upper computer displays the received information through the display module and remotely controls the opening or closing of the intelligent safety socket.

The upper computer is provided with a switch button and a restarting button so that a user can start, close and restart the intelligent safety socket at any time, and the display module displays various parameters of the intelligent safety socket, including a switch state, an ambient temperature and humidity, power, current, voltage and/or electricity consumption, and refreshes once after a fixed time, for example, 0.2 seconds, so that the user can check the real-time state of the intelligent safety socket.

When the intelligent safety socket is out of connection, the upper computer continuously prompts the user that the intelligent safety socket is out of connection through the display module so as to inform the user that the intelligent safety socket is disconnected or fails, and the user can conveniently check the intelligent safety socket.

The foregoing description of specific exemplary embodiments of the utility model has been presented for the purpose of illustration and description, but it is not intended to limit the utility model to the precise form disclosed, and it is apparent that many changes and modifications may be made in accordance with the above teachings, and while embodiments of the utility model have been shown and described, this specific embodiment is merely illustrative of the utility model and not restrictive, the particular features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner, the exemplary embodiments being selected and described for the purpose of explaining the specific principles of the utility model and its practical application, so that modifications, substitutions, variations, and various other changes may be made to the embodiments without creatively departing from the principles and spirit of the utility model as desired by those skilled in the art without departing from the scope of the patent claims.

Claims (8)

1. A smart security receptacle, comprising:

a socket housing;

the power jack group is arranged on the front surface of the socket shell;

the live wire wiring assembly and the zero wire wiring assembly are arranged on the circuit board of the socket shell and correspond to the positions of the power jack groups respectively;

the power plug is fixed on the socket shell and is detachably connected with an external power supply;

the voice module is used for collecting and identifying voice signals of a user and transmitting the voice signals to the main control module;

the electric energy metering module is used for collecting voltage and current information of the load and transmitting the collected information to the main control module;

the main control module is used for outputting control signals according to the information input by the voice module and the electric energy metering module so as to control the opening or closing of the relay;

the relay is used for opening or closing according to a control signal output by the main control module and is connected with the load through the power jack group;

the power module is used for providing a working power supply;

the voice module, the electric energy metering module and the relay are respectively connected with the main control module; the power supply module is respectively connected with the voice module, the electric energy metering module and the main control module;

characterized by further comprising:

the temperature and humidity acquisition module is used for acquiring temperature and humidity information of the environment and transmitting the acquired information to the main control module;

the optical coupling isolation module is used for carrying out photoelectric isolation on the signals collected by the electric energy metering module and carrying out photoelectric isolation on the control signals output to the relay by the main control module;

the main control module is also used for outputting a control signal according to the information input by the temperature and humidity acquisition module so as to control the opening or closing of the relay;

the temperature and humidity acquisition module is connected with the main control module;

the optocoupler isolation module is respectively connected with the electric energy metering module, the main control module and the relay.

2. The smart security socket of claim 1, wherein the optocoupler isolation module comprises a first optocoupler isolation unit and a second optocoupler isolation unit;

the first optocoupler isolation unit is respectively connected with the electric energy metering module and the main control module;

and the second optocoupler isolation unit is respectively connected with the main control module and the relay.

3. The smart security receptacle of claim 1, wherein the power metering module comprises a voltage transformer, a current transformer, a power metering unit; the voltage transformer and the current transformer are respectively connected with the electric energy metering unit, and the electric energy metering unit is connected with the main control unit; the voltage transformer and the current transformer are respectively connected to the circuits of the relay connected with the power jack group.

4. The smart safety socket according to claim 1, further comprising keys connected to the main control module and the relay, respectively, for manually controlling the opening or closing of the relay.

5. The smart security socket of claim 1, wherein the power module comprises a first voltage conversion unit and a second voltage conversion unit;

the first voltage conversion unit is used for converting alternating current 220V voltage into direct current 5V voltage;

the second voltage conversion unit is used for converting direct current 5V voltage into direct current 3.3V voltage.

6. A smart security receptacle according to claim 1, wherein said receptacle further comprises a master switch and a fuse; the main switch is respectively connected with the power plug and the fuse, and the fuse is connected with the relay.

7. A smart security receptacle according to claim 1, wherein said receptacle further comprises a telecommunications module; the remote communication module comprises a 4G communication unit and an MQTT communication unit; the 4G communication unit and the MQTT communication unit are respectively connected with the main control module and are used for communicating between the main control module and the upper computer.

8. A control system of a smart safety socket, which is characterized by comprising an upper computer, a display module and a plurality of smart safety sockets as claimed in any one of claims 1 to 7;

the intelligent safety socket is used for uploading temperature and humidity information, voltage, current and power information of the environment to the upper computer;

the upper computer displays the received information through the display module and remotely controls the opening or closing of the intelligent safety socket.