CN206697710U - A kind of automatic power on-off smart jack - Google Patents

Abstract

The utility model provides an automatic power-on and power-off intelligent socket, which includes a power supply lead hole, which is respectively connected with an MCU controller, a two-hole socket and a three-hole socket; rectifier, voltage stabilizer, filter; the circuit between the two-hole socket and the power lead hole is provided with a first relay; the circuit between the three-hole socket and the power lead hole is provided with a second relay; the lower part of the two-hole socket is provided with There is a first pressure sensor, and a second pressure sensor is provided at the lower part of the three-hole socket, both the first pressure sensor and the second pressure sensor are connected to the MCU controller through a signal amplifier; the utility model uses a built-in relay, a pressure sensor and an MCU The controller can accurately control the automatic power on and off of the socket according to the access of the electrical equipment, which reduces the occurrence of accidental electric shock and short circuit accidents, and saves electric energy resources.

Description

A smart socket with automatic power on and off

technical field

The utility model relates to the field of electronic circuits, in particular to an intelligent socket with automatic power on and off.

Background technique

Most of the mobile sockets that people use currently use manual buttons to turn on and off the power, and most of the fixed sockets and appliance sockets do not have power-off functions. When no electrical equipment is connected to the socket, the socket is always powered on, which not only wastes power resources, but also easily causes accidental electric shock or even short circuit accidents.

Contents of the invention

The purpose of the utility model is to overcome the above disadvantages and provide an automatic power on and off intelligent socket, which can automatically power on and off according to whether there is an electric device connected.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solution: an automatic power-on and power-off intelligent socket, including a power lead hole, and the power lead hole is respectively connected with the MCU controller, the two-hole socket and the three-hole socket;

The circuit between the MCU controller and the power lead hole is provided with a rectifier, a voltage stabilizer, and a filter in turn; the circuit between the two-hole socket and the power lead hole is provided with a first relay; the three-hole socket and The circuit between the power lead holes is provided with a second relay;

The lower part of the two-hole socket is provided with a first pressure sensor, and the lower part of the three-hole socket is provided with a second pressure sensor, and both the first pressure sensor and the second pressure sensor are connected to the MCU controller through a signal amplifier .

Preferably, the two-hole socket is provided with a first indicator light, and the three-hole socket is provided with a second indicator light.

Preferably, both the first pressure sensor and the second pressure sensor are connected to a signal amplifier through a delayer, and the signal amplifier is connected to an MCU controller.

Beneficial effects of the utility model: the utility model can accurately control the automatic power on and off of the socket according to the access of the electrical equipment through the built-in relay, pressure sensor and MCU controller, which reduces the occurrence of accidental electric shock and short circuit accidents, saves power resources.

Description of drawings

Fig. 1 is a structural schematic diagram of a smart socket with automatic power on and off;

In the figure, 1. power lead hole, 2. rectifier, 3. voltage stabilizer, 4. filter, 5. MCU controller, 6. signal amplifier, 7. delayer, 8. first relay, 9. second Two relays, 10, first indicator light, 11, second indicator light, 12, two-hole socket, 13, three-hole socket, 14, first pressure sensor, 15, second pressure sensor.

detailed description

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

As shown in Figure 1, a kind of automatic power on and off smart socket includes a power lead hole 1, and the power lead hole 1 is connected to the MCU controller 5, two-hole socket 12 and three-hole socket 13 respectively;

The circuit between the MCU controller 5 and the power lead hole 1 is provided with a rectifier 2, a voltage stabilizer 3, and a filter 4 in turn; the circuit between the two-hole socket 12 and the power lead hole 1 is provided with a first relay 8. The circuit between the three-hole socket 13 and the power lead hole 1 is provided with a second relay 9;

The bottom of the two-hole socket 12 is provided with a first pressure sensor 14, and the bottom of the three-hole socket 13 is provided with a second pressure sensor 15, and both the first pressure sensor 14 and the second pressure sensor 15 pass a signal Amplifier 6 is connected with MCU controller 5 .

Preferably, the two-hole socket 12 is provided with a first indicator light 10 , and the three-hole socket 13 is provided with a second indicator light 11 . The indicator lights can respectively display the power-on and power-off conditions of the jacks.

Preferably, both the first pressure sensor 14 and the second pressure sensor 15 are connected to the signal amplifier 6 through the delayer 7 , and the signal amplifier 6 is connected to the MCU controller 5 . The delayer 7 can delay the pressure signal for a period of time to ensure that the plug and the jack are in effective contact and then energized, which can reduce the generation of arcs.

The working principle of this embodiment is as follows:

When the user uses the two-hole socket 12, the plug of the electrical equipment is inserted into the jack, and the first pressure sensor 14 in the jack transmits the pressure signal to the delayer 7, and after a period of time delay by the delayer 7, the pressure signal After being amplified by the signal amplifier 6, it is transmitted to the MCU controller 5. The MCU controller 5 receives the pressure signal, controls the first relay 8 to act, the two-hole socket 12 is powered on, and the first indicator light 10 is on; when the electrical equipment is plugged, the pressure signal disappear, after the delayer 7 delays for a period of time, the MCU controller 5 controls the first relay 8 to reset, and the first indicator light 10 goes out.

When the user uses the three-hole socket 13, the plug of the electrical equipment is inserted into the jack, and the second pressure sensor 15 in the jack transmits the pressure signal to the delayer 7, and after a period of time delay by the delayer 7, the pressure signal After being amplified by the signal amplifier 6, it is transmitted to the MCU controller 5, the MCU controller 5 receives the pressure signal, controls the second relay 9 to act, the three-hole socket 13 is powered on, and the second indicator light 11 is on; when the electrical equipment is plugged, the pressure signal disappear, after the delayer 7 delays for a period of time, the MCU controller 5 controls the second relay 9 to reset, and the second indicator light 11 goes out.

The above-mentioned embodiments are only preferred technical solutions of the present utility model, and should not be regarded as limitations on the present utility model. The embodiments in the present application and the features in the embodiments can be combined arbitrarily with each other if there is no conflict. The scope of protection of the utility model shall be the technical solution described in the claims, including the equivalent replacements of the technical features in the technical solution described in the claims. That is, equivalent replacement and improvement within this scope are also within the protection scope of the present utility model.

Claims (3)

1. A smart socket with automatic power on and off, including a power lead hole (1), characterized in that: the power lead hole (1) is connected to the MCU controller (5), two-hole socket (12) and three-hole socket respectively (13) connection; The circuit between the MCU controller (5) and the power lead hole (1) is provided with a rectifier (2), a voltage stabilizer (3), and a filter (4); the two-hole socket (12) is connected to the power supply The circuit between the lead holes (1) is provided with a first relay (8); the circuit between the three-hole socket (13) and the power lead hole (1) is provided with a second relay (9); The lower part of the two-hole socket (12) is provided with a first pressure sensor (14), the lower part of the three-hole socket (13) is provided with a second pressure sensor (15), and the first pressure sensor (14) ) and the second pressure sensor (15) are connected to the MCU controller (5) through the signal amplifier (6). 2. A smart socket with automatic power on and off according to claim 1, characterized in that: the two-hole socket (12) is provided with a first indicator light (10), and the three-hole socket (13) is provided with a first indicator light (10). A second indicator light (11) is provided. 3. A smart socket with automatic power on and off according to claim 1, characterized in that: the first pressure sensor (14) and the second pressure sensor (15) are both connected by a delayer (7) and a signal amplifier (6) connection, the signal amplifier (6) is connected with the MCU controller (5).