CN210669511U

CN210669511U - Novel intelligent safety socket control system

Info

Publication number: CN210669511U
Application number: CN201921300025.8U
Authority: CN
Inventors: 谢术林; 姚方达; 杨成茁
Original assignee: Chongqing Tuofushi Technology Development Co Ltd
Current assignee: Chongqing Tuofushi Technology Development Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-06-02
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses an intelligent security socket control system, include main control chip and be connected with main control chip respectively: infrared safe distance detection module, human electric capacity response detection module, zero sequence current leakage detection module, current overload detection module, human contact conductor detection module can ensure the personal safety in the socket use, lets with the family more reassurance, provides a novel socket that possesses intelligent control, wisdom service simultaneously.

Description

Novel intelligent safety socket control system

Technical Field

The utility model belongs to the domestic appliance field, concretely relates to novel intelligent security socket control system.

Background

The socket is a conventional electric appliance which is necessary to be used by each household, the technology of the socket is not greatly improved until the socket is used by a user, the safety of the traditional product to the human body is always in an inexhaustible protection state in use, for example, when the human body operates the plug, the plug is easy to cause electric leakage due to quality reasons and environment, so that accidental electric shock is caused; the product is designed to fill the defects in the prior art in the aspect of deeply considering the potential safety hazard of human bodies.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a novel intelligent security socket control system can ensure the personal safety in the socket use, lets with the family more reassurance, provides a novel socket that possesses intelligent control, wisdom service simultaneously.

Therefore, the utility model discloses a novel intelligent security socket control system, include main control chip and be connected with main control chip respectively:

and the infrared safe distance detection module is used for detecting the distance between the surface of the socket and the surface of the insulation head at the front end of the plug.

And the human body capacitance sensing detection module is used for detecting the behavior state of a human body in the operation process and controlling the power-on state of the socket according to the capacitance change caused by the socket inserted into the plug.

And the zero-sequence current leakage detection module is used for detecting the leakage state of the socket, judging whether the socket is in the leakage state or not according to the detected zero-sequence current state, and further controlling the power output through the relay to perform leakage protection.

And the current overload detection module is used for detecting whether the load current exceeds a specified value or not and controlling the power supply electrifying state to play overload protection by controlling the relay to execute according to the condition.

The human body contact conductor detection module is used for judging whether the conductor directly contacts the conductive metal sheet of the jack or not and the human body directly contacts the conductor; and controls the power-on state of the socket by this condition.

Furthermore, the main control chip is connected with a wireless communication module, and the wireless communication module is a 433MHz wireless communication module.

Furthermore, the 433MHz wireless communication module is connected with a mobile terminal.

Furthermore, the main control chip is further connected with an A/D conversion module, and the A/D conversion module is connected with an air quality detection module, an ambient light detection module, an ambient temperature detection module, an ambient humidity detection module, a flame sensing detection module and an alarm module.

Furthermore, the air quality detection module is an air quality sensor, the ambient light detection module is a photosensitive sensor, the ambient temperature detection module is a temperature sensor, the ambient humidity detection module is a humidity sensor, and the flame sensing detection module is a flame sensor.

Furthermore, the main control chip is also connected with a USB module.

The utility model has the advantages that:

1) whether the jacks are in a state of directly contacting the conductor by a human body or not is detected, and if yes, the jacks are not electrified, so that the effects of preventing in advance and protecting personal safety are achieved.

2) If the human body does not leave the plug after the plug is inserted, the power is not switched off, and the human body is ensured to leave the plug before the power is switched on to prevent the human body from getting an electric shock due to accidents.

3) If the human body accidentally contacts the electrified conductor in the normal electrified state, the leakage detection becomes effective and the power supply is immediately cut off, so that the personal safety is ensured.

4) When the current is detected to exceed the rated load value, the power supply is cut off immediately, and the electric appliance is guaranteed to be damaged due to overload or to be overloaded for a long time to cause high-temperature fire, so that property and safety protection are achieved.

5) When the indoor human body is accidentally uncomfortable and needs to be rescued and helped, the help seeker can give an alarm through the alarm module, and meanwhile, the rescue signal is sent to the mobile phone of the relevant person through the wireless network to remind the person of rescue.

6) And the concentration of the combustible gas and the index parameters of the related components of the air quality are detected, so that safety prompt and air quality detection are realized.

7) The flame detection sensor can monitor whether an open fire condition exists indoors or not in real time, and then sends the state to the mobile phone of the related user through the wireless network to remind the user of the indoor fire safety state in real time, so that property safety accidents caused by accidents can be prevented in time.

8) The environment temperature is collected, the environment humidity is collected, the illumination is collected, the related state of daily life is uploaded to the user mobile phone through the wireless connection and the internet, the daily life service effect is achieved, and the life is more intelligent.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Air quality detection module, ambient light detection module, ambient temperature detection module, ambient humidity detection module, flame sensing detection module and alarm module

Fig. 1 is a schematic diagram of the electric leakage detection circuit of the present invention.

Fig. 2 is a schematic diagram of the safe distance detection circuit of the present invention.

Fig. 3 is a schematic diagram of the alarm module and the human body contact conductor detection circuit of the present invention.

Fig. 4 is a schematic diagram of the power protection circuit of the present invention.

Fig. 5 is a schematic circuit diagram of the flame sensing and detecting module of the present invention.

Fig. 6 is a schematic circuit diagram of the ambient light detection module of the present invention.

Fig. 7 is the circuit schematic diagram of the air quality detection module of the present invention.

Fig. 8 is a schematic circuit diagram of the ambient humidity detection module of the present invention.

Fig. 9 is a schematic circuit diagram of the ambient temperature detection module of the present invention.

Fig. 10 is a schematic circuit diagram of the main control chip and the 433MHz wireless module of the present invention.

Fig. 11 is a schematic diagram of an operational amplifier circuit according to the present invention.

Fig. 12 is a schematic diagram of a voltage regulator circuit according to the present invention.

Fig. 13 is an operation flowchart of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1 to 13, the present embodiment discloses an intelligent security socket control system, which includes a main control chip and two terminals respectively connected to the main control chip: and the infrared safe distance detection module is used for detecting the distance between the surface of the socket and the surface of the insulation head at the front end of the plug. And the human body capacitance sensing detection module is used for detecting the behavior state of a human body in the operation process and controlling the power-on state of the socket according to the capacitance change caused by the socket inserted into the plug. And the zero-sequence current leakage detection module is used for detecting the leakage state of the socket, judging whether the socket is in the leakage state or not according to the detected zero-sequence current state, and further controlling the power output through the relay to perform leakage protection. And the current overload detection module is used for detecting whether the load current exceeds a specified value or not and controlling the power supply electrifying state to play overload protection by controlling the relay to execute according to the condition. The human body contact conductor detection module is used for judging whether the conductor directly contacts the conductive metal sheet of the jack or not and the human body directly contacts the conductor; and controls the power-on state of the socket by this condition.

In this embodiment, the infrared safety distance measuring module uses infrared reflection sensors, as shown in U4 and U6 in fig. 2, where U4, R12, C4, R16, and R14 constitute a plug 1 distance detecting circuit, and U6, R13, C5, R17, and R15 constitute a plug 2 distance detecting circuit.

Human electric capacity response detection module adopts the design of capacitanc induction chip, it detects human middle action state at operation process, thereby play the safety protection effect, capacitanc induction chip just senses human electric capacity when the operator inserts the plug into the socket, the socket does not carry out the circular telegram this moment and must wait until no human electric capacity response more than 1S can the circular telegram, wherein, as shown in fig. 3, U7 is human electric capacity induction chip, U7 and KO2 pin, C3 and KEY2 response electrode constitute human electric capacity response circuit, the response effective distance that sets up in this embodiment is for being less than or equal to 5 mm.

The zero sequence current leakage detection module is shown in figure 1, the socket is a 2-way double-control socket, each way of socket independently detects that the on-off of the leakage state of the way does not affect the normal use of the other way of socket, the leakage detection is that the zero sequence current state is collected by U2 and U3, when the socket is in the normal state, the current of a chip pin 5 and the current of a pin 6 are equal and opposite, the current is judged to be 0 current, when any output current of the two pins is unbalanced, the leakage state is judged, the action of a relay K1 and K2 is immediately executed, the power output is cut off, the leakage protection function is achieved, the leakage overload detection module carries out the accurate operation and compensation processing of an operational amplifier in the design, the output sensitivity is less than or equal to 0.1S.

In the current overload detection module, overload detection outputs corresponding load currents by U2 and U3, when the current exceeds a specified value, relays K1 and K2 act and cut off power supply output so as to achieve overload protection, and the embodiment is based on programmable chip program control, so that a user can adjust the overload value of the output current to be 1A-20A in an increasing mode and can adjust the overload value, and the output sensitivity is less than or equal to 0.1S, and the misoperation is less than or equal to 1 thousandth.

In the human body contact conductor detection module, when a conductor is directly contacted with the jack conductive metal sheet and a human body is directly contacted with the conductor, the socket does not perform the electrifying action at the moment, and the electricity is needed to be conducted when the human body leaves the conductor or the conductor is pulled out, as shown in the figure, K3, R2, R3, R4, R10, Q3 and Q5 form a 1-way socket human body contact conductor detection circuit, and K4, R5, R6, R7, R11, Q4 and Q6 form a 1-way socket human body contact conductor detection circuit; k3 and K4 can be in a closed state when relays K1 and K2 are in an open state, the jacks K3 and K4 are closed and connected with jack inserts after K1 and K2 are disconnected, when the human body outside the inserts contacts with metal conductors, the static electricity brought by the human body is led into bases of R2, R3, R5 and R6 and then connected into bases of Q5 and Q6 to cause triode amplification and conduction, and a singlechip is connected with collectors of Q5 and Q6 and pins of the singlechip to carry out program control on and off of relays K1 and K2, wherein before K1 and K2 are connected with strong electricity, K4 and K5 and insert connecting circuits must be disconnected.

Furthermore, the main control chip is connected with a wireless communication module, and the wireless communication module is a 433MHz wireless communication module. The 433MHz wireless communication module is connected with a mobile terminal. The main control chip is further connected with an A/D conversion module, and the A/D conversion module is connected with an air quality detection module, an ambient light detection module, an ambient temperature detection module, an ambient humidity detection module, a flame sensing detection module and an alarm module. The air quality detection module is an air quality sensor, the ambient light detection module is a photosensitive sensor, the ambient temperature detection module is a temperature sensor, the ambient humidity detection module is a humidity sensor, and the flame sensing detection module is a flame sensor. The main control chip is also connected with a USB module.

Furthermore, in this embodiment, the main control chip is STC15W401AS, and is connected to the 433MHz wireless communication module through the main control chip, and is connected to a mobile terminal such as a mobile phone of a user through the 433MHz wireless communication module, so as to send parameters of each module controlled by the main control chip to the mobile terminal, and then the mobile terminal can view the environment parameters of the socket and the environment where the socket is located, and receive alarm information.

In addition, in this embodiment, the socket is further provided with a USB module, and the USB module can be used to derive the operating parameters of the socket from the socket, so that the operating information can be conveniently checked, and the fault source can be conveniently diagnosed. In this embodiment, a voltage stabilizing module is further provided as shown in the figure.

In addition, it should be further described that the relay adopted in this embodiment is a clutch relay, and the on-off state is maintained without continuously providing a control current, so that the two-way double-break of the jack is controlled. The implementation of the scheme is not affected by adopting the conventional relay.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a novel intelligent security socket control system which characterized in that, it includes main control chip and is connected with main control chip respectively:

the infrared safe distance detection module is used for detecting the distance between the surface of the socket and the surface of the insulation head at the front end of the plug;

the human body capacitance sensing detection module is used for detecting the behavior state of a human body in the operation process and controlling the power-on state of the socket according to the capacitance change caused by the socket inserted into the plug;

the zero sequence current leakage detection module is used for detecting the leakage state of the socket, judging whether the socket is in the leakage state or not according to the detected zero sequence current state, and further controlling the power output through the relay to perform leakage protection;

the current overload detection module is used for detecting whether the load current exceeds a specified value or not and controlling the power supply power-on state to play overload protection by controlling the execution of the relay according to the condition;

2. The novel intelligent safety socket control system according to claim 1, wherein a wireless communication module is connected to the main control chip, and the wireless communication module is a 433MHz wireless communication module.

3. The novel intelligent safety socket control system as claimed in claim 2, wherein a mobile terminal is connected to the 433MHz wireless communication module.

4. The novel intelligent safety socket control system according to claim 3, wherein the main control chip is further connected with an A/D conversion module, and the A/D conversion module is connected with an air quality detection module, an ambient light detection module, an ambient temperature detection module, an ambient humidity detection module, a flame sensing detection module and an alarm module.

5. The novel intelligent security socket control system of claim 4, wherein the air quality detection module is an air quality sensor, the ambient light detection module is a photosensitive sensor, the ambient temperature detection module is a temperature sensor, the ambient humidity detection module is a humidity sensor, and the flame sensing detection module is a flame sensor.

6. The novel intelligent safety socket control system as claimed in claim 5, wherein the main control chip is further connected with a USB module.