CN203932535U - A kind of safe patch board with infrared temperature sensor - Google Patents

Abstract

The utility model discloses a kind of safe patch board with infrared temperature sensor, comprises socket body, and socket body comprises the plastic casing of the enclosure space with a hollow, and the wire with plug is drawn in plastic casing one end; Arranged outside charging socket and the mains switch of plastic casing; Circuit board is set in plastic casing, and circuit board is provided with power module, infrared temperature sensor, control module and indicating module, and infrared temperature sensor and indicating module are all connected to control module, and power module is each module for power supply.Safe patch board of the present utility model; in the time being inserted in electronic product in socket and occurring temperature anomaly; infrared temperature sensor senses the temperature of electronic product; and conduct temperature information to control module; control module judges whether to reach dangerous temperature; if when dangerous temperature, control module can drive charger socket power-off, thereby thereby realizes the continuation that makes electronic product power-off stop temperature and rise and protected electronic product.

Description

A safety socket with an infrared temperature sensor

technical field

The utility model relates to the technical field of electrical connectors, in particular to a plug and socket arrangement.

Background technique

With the large increase of portable electronic products, especially smart phones, due to the problem of battery capacity, the current mobile phones are basically charged once a day, and people especially like to plug the charger into the power bank at night to charge the mobile phone overnight. This poses a great potential safety hazard. When the mobile phone or the charger is abnormal, people cannot detect it in time, and it is easy to cause the mobile phone to burn out completely, and it is even more likely to cause a fire.

The existing power strips can only be used to connect the power supply, and cannot realize protection functions such as detecting abnormal temperatures of chargers and mobile phones.

Utility model content

Therefore, in view of the above problems, the utility model proposes a safety socket with an infrared temperature sensor. By combining the infrared temperature sensor, the socket has the function of detecting the abnormal temperature of the charger and the mobile phone, thereby solving the problem of existing Insufficient technology.

In order to solve the above-mentioned technical problems, the idea adopted by the utility model is to combine the power strip and the infrared temperature sensor to detect the temperature of the electronic product during charging. When the temperature of the electronic product is abnormal, it can automatically cut off the power to protect the electronic product. Prevent the temperature from continuing to rise, and sound the buzzer and light up the red light alarm. At the same time, the safety socket can also detect its own abnormal temperature and perform power-off and alarm, making the socket intelligent.

Specifically, a safety socket with an infrared temperature sensor of the utility model includes a socket body, and the socket body includes a plastic shell with a hollow closed space, and a wire with a plug is drawn out from one end of the plastic shell; the plastic shell A charging socket and a power switch are set on the outside of the casing; a circuit board is set inside the plastic casing, and a power module, an infrared temperature sensor, a control module and an indicator module are arranged on the circuit board, and the infrared temperature sensor and the indicator module are connected to the control module, and the power module is Each module is powered.

Further, the indication module is an LED lamp, and an opening is opened at a corresponding position of the plastic housing to expose the LED lamp, or a transparent window is opened at a corresponding position of the plastic housing to let out the light of the LED lamp.

Further, there are two LED lamps, which respectively emit light of different colors. For example, when the control module detects an abnormality, one LED lights up and emits red light; when it is normal, the other LED lights up and emits green light.

Further, the indication module includes a buzzer, and when the control module detects an abnormality, the buzzer will sound.

As a feasible solution, the circuit board is equipped with a power module (such as a plug) that converts 220V mains electricity into a standby voltage, an infrared temperature sensor, a triode, a relay, a physical switch, a first indicator light, and a second indicator light. The colors of light emitted by the first indicator light and the second indicator light are different; the output terminal of the power module is connected to the collector of the triode, the base of the triode is connected to one end of the infrared temperature sensor, and the emitter of the triode and the other end of the infrared temperature sensor are respectively connected to The common end of the relay, the power module is connected to the power end of the relay, the normally open end of the relay is connected to one end of the first indicator light, the other end of the first indicator light is connected to the power module, and the normally closed end of the relay is connected to the second indicator after the physical switch is connected in series One end of the light, and the other end of the second indicator light is connected to the power module.

In the safety socket of the utility model, when the temperature of the electronic product inserted in the socket is abnormal, the infrared temperature sensor senses the temperature of the electronic product, and transmits the temperature information to the control module, and the control module judges whether the dangerous temperature is reached, if it is When the temperature is dangerous, the control module will drive the charger socket to cut off the power, so as to cut off the power of the electronic product to prevent the temperature from rising and protect the electronic product. At the same time, after the socket is powered off, the control module drives the red light to light up and the buzzer to sound an alarm, thereby alerting the user. The circuit structure of the utility model is simple and has good practicability.

Description of drawings

Figure 1 is a schematic diagram of the appearance of the safety socket of the present invention;

Fig. 2 is the module schematic diagram of the circuit board of the present utility model;

Fig. 3 is a schematic circuit diagram of the circuit board of the present invention.

Detailed ways

The utility model is further described now in conjunction with accompanying drawing and specific embodiment.

As a specific example, a safety socket with an infrared temperature sensor of the present invention, as shown in Fig. 1, includes a socket body, and the socket body includes a plastic shell 1 with a hollow closed space, the plastic shell 1 A wire with a plug 8 is led out from one end; a charging socket 2 and a power switch 5 are arranged on the outside of the plastic casing 1 ; a circuit board 9 is arranged inside the plastic casing 1 .

Referring to Fig. 2, be provided with power module, infrared temperature sensor 4, control module, indicator module and alarm module on the circuit board 9, infrared temperature sensor 4, indicator module and alarm module are all connected to control module, and power module supplies power for each module. In this embodiment, the indication module is realized by LED lamps, and the alarm module is realized by buzzer 7. As a preferred example, two LED lamps are provided, which are denoted as the first LED lamp 3 (such as emitting green light) and the second LED lamp 6 (for example, red light), and emit light of different colors respectively. An opening is opened at a corresponding position of the plastic shell 1 to expose the LED lamp, or a transparent window is opened at a corresponding position of the plastic shell 1 to let out the light of the LED lamp. For example, when the control module detects an abnormality, the second LED light 6 lights up and emits red light, and the buzzer 7 sounds at the same time; under normal conditions, the first LED light 3 lights up and emits green light.

Referring to Figure 3, as a specific implementation plan, the circuit board is equipped with a power plug for converting 220V mains power into a standby voltage, an infrared temperature sensor, a triode, a relay, a physical switch, a red light, a green light, and a buzzer , the red light and the green light emit red light and green light respectively to indicate different states. The live wire of the power plug is connected to the collector of the triode, the base of the triode is connected to one end of the infrared temperature sensor, the emitter of the triode and the other end of the infrared temperature sensor are respectively connected to the two common terminals of the relay, and the power module is connected to the power terminal of the relay. The normally open end of the relay is connected in series with the buzzer to one end of the red light, the other end of the red light is connected to the neutral line of the power plug, the normally closed end of the relay is connected to one end of the green light in series with the physical switch, and the other end of the green light is connected to the power supply The live wire of the plug; the ground wire of the power plug is grounded. Wherein, the red light and the green light can be realized by small LED lamp beads emitting red light and green light.

The infrared temperature sensor in this embodiment can be an infrared temperature sensor that is currently on the market, and no additional customization is required. Infrared sensor principle: The thermal sensor uses the radiant heat effect to cause the temperature of the detection device to rise after receiving radiant energy, thereby changing the performance of the column and temperature in the sensor. By detecting a change in one of these properties, radiation can be detected. In most cases, the radiation is detected by the Seebeck effect. When the device receives the radiation, a non-electrical physical change is caused, and it can also be measured by changing it into an electric quantity through an appropriate change. The utility model mainly combines the infrared sensor and the plug-in, and the infrared sensor detects that when the electronic product has an abnormal temperature, the power is cut off and an alarm is given.

Specifically, when using the safety socket of the utility model, the electronic product is plugged into the safety socket for charging, and then the control module detects its temperature through an infrared temperature sensor. At this time, the infrared temperature sensor senses the temperature of the electronic product and transmits the temperature information to the control module to judge whether it has reached a dangerous temperature. The temperature continues to rise, thereby protecting the electronic products. At the same time, the red light is on, and the buzzer sounds an alarm, thereby notifying the user that an abnormality has been found.

Although the utility model has been specifically shown and described in conjunction with preferred embodiments, those skilled in the art should understand that, without departing from the spirit and scope of the utility model defined by the appended claims, changes in form and details may be made. Making various changes to the utility model is within the protection scope of the utility model.

Claims (5)

1. A safety socket with an infrared temperature sensor, characterized in that: it includes a socket body, and the socket body includes a plastic shell with a hollow closed space, and one end of the plastic shell leads out a wire with a plug; the plastic shell A charging socket and a power switch are set on the outside of the outer shell; a circuit board is set inside the plastic shell, and a power module, an infrared temperature sensor, a control module and an indicator module are arranged on the circuit board, the infrared temperature sensor and the indicator module are connected to the control module, and the power module Module power supply. 2. The safety socket according to claim 1, characterized in that: the indicator module is an LED light, and an opening is opened at a corresponding position of the plastic shell to expose the LED light, or a transparent light is opened at a corresponding position of the plastic shell. window to allow the light from the LED light to shine through. 3 . The safety socket according to claim 2 , wherein the LED lights include a first LED light and a second LED light that respectively emit light of different colors. 4 . 4. The safety socket according to any one of claims 1-3, wherein the indication module further comprises a buzzer. 5. The safety socket according to claim 1, characterized in that: the circuit board is equipped with a power module for converting 220V mains power into a standby voltage, an infrared temperature sensor, a triode, a relay, a physical switch, and a first indicator light , the second indicator light, the colors of light emitted by the first indicator light and the second indicator light are different; the output terminal of the power module is connected to the collector of the triode, the base of the triode is connected to one end of the infrared temperature sensor, the emitter of the triode and the infrared temperature sensor The other end of the sensor is connected to the common end of the relay, the power module is connected to the power end of the relay, the normally open end of the relay is connected to one end of the first indicator light, the other end of the first indicator light is connected to the power module, and the normally closed end of the relay is connected in series with the physical Connect one end of the second indicator light after the switch, and connect the other end of the second indicator light to the power module.