Intelligent safety disconnector for socket

Abstract

The application discloses an intelligent safety power-off device for socket, which is small in size, suitable for families and capable of automatically removing the plug when the electric appliance is in standby state through cooperation of the telescopic motor and the cover plate, thereby avoiding long-term current flow of the plug and causing rapid aging and damage of the power socket. The telescopic motor is arranged on a fixed plate, the fixed plate is provided with a fixing hole, a fixed block is connected with a power output shaft of the telescopic motor, one end of a connecting plate is arranged at the bottom of the fixed block, the other end of the connecting plate extends to the direction of the fixed plate and is in contact with the fixed plate, one end of a limiting end plate is arranged on one end of the connecting plate through a torsional spring, the other end of the limiting end plate extends to the direction away from the connecting plate, the cover plate is vertically arranged at the bottom of the connecting plate, and the plug is arranged at the middle of the cover plate.

Description

TECHNICAL FIELD

[0001] The application relates to an intelligent safety power-off device for a socket, which can intelligently power off a plug on the socket and belongs to the field of electric power engineering. BACKGROUND

[0002] In daily life, most people usually do not pull out the plug after inserting the plug into the socket for the convenience of using household appliances at any time, so that the appliances are in the standby state for a long time, the plug is connected with the socket for a long time, the parts in the socket are in the working state all the time, the socket is aged quickly, the contact is poor, and even a fire is caused by short circuit in a serious case, so the plug needs to be pulled out in time after the appliance is used, but the plug is often forgotten to be pulled out after use, which causes serious safety hazards, and the existing automatic power-off device is large in size and inconvenient to use at home.

[0003] The application discloses an automatic plug-in and plug-out power socket, which comprises a socket body, three three-hole sockets, two two-hole sockets, pneumatic fingers, pneumatic finger heads, a telescopic rod, a guide rail, a pneumatic element, a magnetic field sensor, telescopic cylinders, a pneumatic motor and an electromagnetic valve, the socket body is provided with the three three-hole sockets, the top of the three three-hole sockets is provided with the two two-hole sockets, one side of the socket body is provided with the pneumatic fingers, one end of the pneumatic fingers is provided with the pneumatic finger heads, the other end of the pneumatic fingers is connected with one end of the telescopic rod, the other end of the telescopic rod is installed on the guide rail, the guide rail is arranged on the side surface of the pneumatic element, the pneumatic element is internally provided with the pneumatic motor, the pneumatic motor is provided with the electromagnetic valve, and the two ends of the pneumatic motor are connected with the two telescopic cylinders. SUMMARY

[0004] In order to improve the above situation, the application provides an intelligent safety power-off device for a socket, which is small in size, suitable for home use, and can automatically pull out the plug when the appliance is in the standby state through cooperation of the telescopic motor and the cover plate, so that the plug is prevented from keeping current flowing for a long time and the power socket is prevented from being damaged quickly.

[0005] The application discloses an intelligent safety power-off device for a socket, which is achieved as follows: the intelligent safety power-off device for the socket is composed of a plug device and a fixing device; the plug device is composed of an extension motor, a fixing block, a fixing plate and fixing holes; the extension motor is arranged on the fixing plate, the fixing plate is provided with the fixing holes, and the fixing block is connected with a power output shaft of the extension motor; the fixing device is composed of a connecting plate, a limiting end plate, a plug, a wire fixing clamp, a connecting wire, a non-contact current sensor, a cover plate, a control box, a fireproof layer and a switch; one end of the connecting plate is arranged at the bottom of the fixing block, the other end of the connecting plate extends to the direction of the fixing plate and is in contact with the fixing plate; one end of the limiting end plate is arranged on one end of the connecting plate through a torsional spring; the other end of the limiting end plate extends obliquely away from the connecting plate; the cover plate is arranged vertically at the bottom of the connecting plate; the plug is arranged at the middle of the cover plate; a metal sheet on the plug penetrates through the cover plate; the plug is provided with the connecting wire; the wire fixing clamp is arranged on the cover plate; the connecting wire is clamped with the wire fixing clamp; the non-contact current sensor is arranged on the cover plate and located between the connecting wire and the cover plate; the other end of the limiting end plate supports the plug; the control box is arranged on the cover plate; the switch is arranged on the control box; the switch controls the on-off of the extension motor; the control box is internally provided with a controller, a signal converter and a data processing device; the non-contact current sensor is signal-connected with the signal converter through a data transmission line; the signal converter is signal-connected with the data processing device through a data transmission line; the data processing device is signal-connected with the controller through a data transmission line; the controller is signal-connected with the extension motor through a data transmission line; the fireproof layer is arranged on the inner side wall of the cover plate; and the torsional spring has a stiffness coefficient of 100 N / m.

[0006] Beneficial effects.

[0007] I. The plug at the power socket can be automatically pulled out when an electric appliance is used and is in a standby state, so that the plug is prevented from keeping current flowing for a long time, and the safety of electricity use is improved.

[0008] II. The device is small in size and convenient to use and install, and does not occupy too much space of the power socket.

[0009] III. The device can prevent a person from holding the plug to pull out or plug in, reduces the probability of electric shock, and improves the safety of household power supply.

[0010] IV. The device is low in cost and convenient to popularize. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 A structure schematic view of the intelligent safety power-off device for the socket;

[0012] Figure 2 A structure schematic view of the cover plate of the intelligent safety power-off device for the socket;

[0013] Figure 3 A front view of an intelligent safety power-off device for a socket.

[0014] In the drawings

[0015] Wherein: telescopic motor (1), fixed block (2), connecting plate (3), limiting end plate (4), plug (5), wire clamp (6), connecting line (7), non-contact current sensor (8), cover plate (9), control box (10), fixed plate (11), wall (12), fireproof layer (13), power socket (14), switch (15), fixing hole (16). DETAILED DESCRIPTION

[0016] The application discloses an intelligent safety power-off device for a socket, which is composed of a plug device and a fixing device.The plug device is composed of an extension motor (1), a fixing block (2), a fixing plate (11) and a fixing hole (16), the extension motor (1) is arranged on the fixing plate (11), the fixing plate (11) is provided with the fixing hole (16), the fixing block (2) is connected with a power output shaft of the extension motor (1), the fixing device is composed of a connecting plate (3), a limiting end plate (4), a plug (5), a wire fixing clamp (6), a connecting wire (7), a non-contact current sensor (8), a cover plate (9), a control box (10), a fireproof layer (13) and a switch (15), one end of the connecting plate (3) is arranged at the bottom of the fixing block (2), the other end of the connecting plate (3) extends to the direction of the fixing plate (11) and is in contact with the fixing plate (11), one end of the limiting end plate (4) is arranged on one end of the connecting plate (3) through a torsional spring, the other end of the limiting end plate (4) extends obliquely away from the connecting plate (3), the cover plate (9) is arranged vertically at the bottom of the connecting plate (3), the plug (5) is arranged at the middle of the cover plate (9), a metal sheet on the plug (5) penetrates through the cover plate (9), the plug (5) is provided with the connecting wire (7), the wire fixing clamp (6) is arranged on the cover plate (9), the connecting wire (7) is clamped with the wire fixing clamp (6), the non-contact current sensor (8) is arranged on the cover plate (9) and located between the connecting wire (7) and the cover plate (9), the other end of the limiting end plate (4) supports the plug (5), the control box (10) is arranged on the cover plate (9), the switch (15) is arranged on the control box (10), the switch (15) controls the on-off of the extension motor (1), the control box (10) is internally provided with a controller, a signal converter and a data processing device, the non-contact current sensor (8) is signal-connected with the signal converter through a data transmission line, the signal converter is signal-connected with the data processing device through a data transmission line, the data processing device is signal-connected with the controller through a data transmission line, the controller is signal-connected with the extension motor (1) through a data transmission line, the inner side wall of the cover plate (9) is provided with the fireproof layer (13), the torsional spring has a stiffness coefficient of 100 N / m.

[0017] The signal converter can receive the current signal of the non-contact current sensor (8) and perform signal conversion.

[0018] The data processing device and the signal converter perform information interaction, and the data processing device is internally provided with a computer readable storage medium.

[0019] When the computer readable storage medium is executed, the following steps are realized: data processing is performed on the received external signal, and the processed information is transmitted to the controller, and an execution instruction is sent to the controller.

[0020] The controller and the data processing device interact with information and can control the telescopic motor (1) to start;

[0021] The data processing device is composed of a processing component and a memory;

[0022] The processing component controls the overall operation of the data processing device;

[0023] The processing component can include one or at least two processors to execute instructions to complete all or part of the steps of the above method;

[0024] The memory is configured to store various types of data to support the operation of the data processing device.

[0025] The memory can be implemented by any type of volatile or non-volatile storage device or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk.

[0026] The signal converter is a commonly used signal converter that converts electrical signals into digital signals.

[0027] The controller can be implemented by one or at least two application-specific integrated circuits (ASICs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), controllers, microcontrollers, microprocessors or other electronic components for executing instructions of the data processing device.

[0028] In use, first, the fixed plate (11) is installed and fixed above the protruding power socket (14) of the wall (12) through the fixing hole (16), so that the cover plate (9) corresponds to the power socket (14), at this time, the telescopic motor (1) is in the elongated state, and a certain gap is left between the fixed plate (11) and the cover plate (9). The plug (5) is placed on the cover plate (9), the metal sheet on the plug (5) passes through the cover plate (9) and corresponds to the socket on the power socket (14), the other end of the limiting end plate (4) abuts against the plug (5), and the wire clamp (6) and the connecting wire (7) are engaged. The intelligent safety power off device is small in size, easy to use and install, and does not occupy too much space of the socket part;

[0029] When the electric appliance needs to be used, the starting switch (15) is started, the starting switch (15) controls the starting of the telescopic motor (1), the power output shaft of the telescopic motor (1) is telescopic, drives the fixed block (2) to move to the direction of the fixed plate (11), the fixed block (2) drives the connecting plate (3) to move, the connecting plate (3) drives the cover plate (9) and the limiting end plate (4) to move, so that the plug (5) is inserted into the socket of the power socket (14), the plug (5) and the power socket (14) are communicated, and the electric appliance is connected to the power supply to work;

[0030] When the electric appliance is used, the current in the connecting line (7) becomes small, the non-contact current sensor (8) senses the decrease of the current, transmits the signal to the signal converter, the signal converter is converted into digital signal, and the signal is transmitted to the data processing device, the data processing device is processed and judged, when the value exceeds the preset value, the data processing device controls the telescopic motor (1) to work through the controller, the telescopic motor (1) is elongated, the fixed block (2) is pushed away from the fixed plate (11), the fixed block (2) drives the connecting plate (3) to move, the connecting plate (3) drives the cover plate (9) and the limiting end plate (4) to move, so that the plug (5) is pulled out of the power socket (14), the electric appliance is powered off, and then the plug (5) is automatically pulled out when the electric appliance is used up and in standby state, avoiding that the plug (5) keeps current flowing for a long time, causing the power socket (14) to be quickly aged and damaged, in addition, the personnel can avoid holding the plug (5) to plug and pull, reducing the probability of electric shock and improving the safety of household power supply;

[0031] The inner side wall of the cover plate (9) is provided with the fireproof layer (13), which can protect the power socket (14) and avoid the connection between the cover plate (9) and the power socket (14), so as to avoid safety accidents;

[0032] The limiting end plate (4) can support and limit the plug (5), assist the cover plate (9) to fix the plug (5), and avoid the plug (5) from slipping off the cover plate (9);

[0033] The stiffness coefficient of the torsional spring is 100N / m, which is too large when used, so that the limiting end plate (4) cannot be adjusted adaptively when supporting different plugs (5), and the stiffness coefficient is too small, so that the limiting end plate (4) cannot support different plugs (5);

[0034] The fixed wire clamp (6) can fix the connecting line (7) and avoid the deviation and scattering of the connecting line (7), and can make the connecting line (7) and the non-contact current sensor (8) accurately detect the change of the current in the connecting line (7);

[0035] The telescopic motor (1) and the cover plate (9) cooperate to drive the fixed block (2) to move, so that the connecting plate (3) drives the cover plate (9) to move, and then the plug (5) is inserted and pulled, so as to avoid the personnel holding the plug (5) to insert and pull, reduce the probability of electric shock, and improve the safety of household power supply;

[0036] The limiting end plate (4) and the torsion spring cooperate to clamp the plug (5) and avoid the plug (5) from being offset on the cover plate (9);

[0037] The telescopic motor (1) and the cover plate (9) cooperate to drive the fixed block (2) to move, so that the connecting plate (3) drives the cover plate (9) to move, and then the plug (5) is inserted and pulled, so as to avoid the personnel holding the plug (5) to insert and pull, reduce the probability of electric shock, and improve the safety of household power supply;

[0038] The non-contact current sensor (8), the signal converter, the data processing device, the controller and the telescopic motor (1) cooperate to make the non-contact current sensor (8) detect the current in the connecting line (7), then transmit the signal to the signal converter, the signal converter performs digital-to-analog conversion, and transmits the signal to the data processing device, the data processing device processes and judges, when the value exceeds the preset value, the data processing device controls the telescopic motor (1) to work through the controller, the telescopic motor (1) is elongated, the fixed block (2) is pushed to move away from the fixed plate (11), so that the plug (5) is automatically pulled out when the appliance is used and in standby state, avoiding the plug (5) maintaining current flow for a long time, causing the power socket (14) to be quickly aged and damaged;

[0039] The telescopic motor (1) and the cover plate (9) cooperate to drive the fixed block (2) to move, so that the connecting plate (3) drives the cover plate (9) to move, and then the plug (5) is inserted and pulled, so as to avoid the personnel holding the plug (5) to insert and pull, reduce the probability of electric shock, and improve the safety of household power supply;

Claims

1. An intelligent safety breaker for a socket, characterized by: The telescopic motor is placed on a fixed plate, a fixing hole is opened on the fixing plate, the fixed block is connected to the power output shaft of the telescopic motor, one end of the connecting plate is placed on the bottom of the fixed block, the other end of the connecting plate extends toward the fixed plate and contacts with the fixed plate, one end of the limiting end plate is placed on one end of the connecting plate through a torsion spring, the other end of the limiting end plate extends obliquely away from the connecting plate, the cover plate is placed vertically on the bottom of the connecting plate, the plug is placed in the middle of the cover plate, the metal sheet on the plug passes through the cover plate, a connecting wire is provided on the plug, a wire clamp is placed on the cover plate, the connecting wire and the wire clamp are engaged, the non-contact current sensor is placed on the cover plate, and is located between the connecting wire and the cover plate, the other end of the limiting end plate and The plugs are supported against each other, the control box is placed on the cover plate, and the switch is placed on the control box. The switch controls the on and off of the telescopic motor. The control box has a built-in controller, a signal converter, and a data processing device. The non-contact current sensor is connected to the signal converter via a data transmission line, the signal converter is connected to the data processing device via a data transmission line, the data processing device is connected to the controller via a data transmission line, and the controller is connected to the telescopic motor via a data transmission line. The signal converter can receive the current signal of the non-contact current sensor and perform signal conversion; the data processing device and the signal converter exchange information, and the data processing device stores a computer-readable storage medium. When the computer-readable storage medium is executed, the following steps are implemented: data processing is performed on the received external signal, and the processed information is transmitted to the controller, and an execution instruction is sent to the controller; the controller and the data processing device exchange information and can control the telescopic motor to start.

2. The intelligent safety breaker for socket according to claim 1, characterized in that A fireproof layer is arranged on the inner side wall of the cover plate.

3. The intelligent safety breaker for socket according to claim 1, characterized in that The non-contact current sensor detects the current in the connecting wire and then transmits the signal to the signal converter. The signal converter performs digital-to-analog conversion and transmits the signal to the data processing device. The data processing device processes and judges. When the value exceeds the preset value, the data processing device controls the telescopic motor through the controller. The telescopic motor extends and pushes the fixed block to move away from the fixed plate, so that the plug is automatically unplugged when the appliance is in standby mode after use.

4. The intelligent safety breaker for socket according to claim 1, characterized in that The stiffness coefficient of the torsion spring is 100 N / m.

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