CN214376025U

CN214376025U - Multifunctional control circuit for mobile lighting equipment

Info

Publication number: CN214376025U
Application number: CN202120753070.XU
Authority: CN
Inventors: 卢礼足
Original assignee: Dongguan Aolei Mobile Lighting Equipment Co Ltd
Current assignee: Dongguan Aolei Mobile Lighting Equipment Co Ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-10-08
Anticipated expiration: 2031-04-14

Abstract

The utility model relates to a multifunctional control circuit for mobile lighting equipment, including single chip processor and the methane sensor of being connected rather than the electricity, temperature and humidity sensor, carbon monoxide detection circuitry, photosensitive sensor, power module, orientation module, lighting circuit, alarm module, wireless communication module and remote monitoring center wireless connection. The utility model discloses can detect methane, carbon monoxide, humiture in the environment such as oil well, mining, underground garage respectively, take place gas explosion, carbon monoxide poisoning etc. when avoiding operation or patrol in these environments, can control lighting apparatus's switch through photosensitive sensor in addition, it is safe convenient. Meanwhile, the mobile lighting equipment is provided with a positioning module which can position the position of a carrier in real time, and the sensor information and the personnel position information are sent to a data monitoring server on the ground through a wireless communication module, so that the personnel position information and the environment information where the personnel are located can be monitored in real time.

Description

Multifunctional control circuit for mobile lighting equipment

Technical Field

The utility model belongs to the technical field of lighting apparatus, a multifunctional control circuit for removing lighting apparatus is related to.

Background

Common mobile lighting devices, such as conventional flashlights, headlights and other mobile lighting devices, are used as lighting only, and the functions of the devices are relatively single. In some environments where carbon monoxide gas is relatively easily generated, such as oil wells, mining, underground garages, and the like, people also carry portable carbon monoxide gas detection instruments for safety. Under these circumstances, two kinds of equipment need to be carried when patrolling at night, which not only increases the purchase cost, but also brings inconvenience to the bank.

Disclosure of Invention

An object of the utility model is to provide a multi-functional control circuit for removing lighting apparatus to the not enough of prior art to solve current removal lighting apparatus function singleness's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a multi-functional control circuit for mobile lighting equipment, includes single chip processor, methane sensor, temperature and humidity sensor, carbon monoxide detection circuitry, photosensitive sensor, power module, orientation module, lighting circuit, alarm module, wireless communication module, remote monitoring center, single chip processor is connected with methane sensor, temperature and humidity sensor, carbon monoxide detection circuitry, photosensitive sensor, power module, orientation module, lighting circuit, alarm module, wireless communication module electricity, wireless communication module and remote monitoring center wireless connection.

Preferably, the temperature and humidity sensor is SHT 11.

Preferably, the carbon monoxide detection circuit comprises an operational amplifier ADA4505, a MOS transistor MMBFJ177, and a carbon monoxide sensor CO-AX, an electrode WE of the carbon monoxide sensor CO-AX is connected to an inverting terminal of the operational amplifier ADA4505 through a resistor R11, a resistor R13 and a capacitor C20 connected in parallel are connected between the inverting terminal and an output terminal of the operational amplifier ADA4505, an output terminal of the operational amplifier ADA4505 is connected to a single chip microcomputer processor through a resistor R10, an output terminal of the operational amplifier ADA4505 is further connected to one end of a capacitor C15, and the other end of the capacitor C15 is grounded.

Preferably, the power supply module comprises a DC-DC power supply chip SY7208C and a linear voltage reduction chip BL8503 connected with an output end of the DC-DC power supply chip SY 7208C.

Preferably, the positioning module is a Beidou module or a GPS module.

Preferably, the lighting circuit comprises a DC-DC power supply chip MP3429 and an operational amplifier TLV333, wherein the output end of the DC-DC power supply chip MP3429 is connected to the lighting output positive terminal LED +, the non-inverting terminal of the operational amplifier TLV333 is connected to the lighting output negative terminal LED-, the inverting terminal of the operational amplifier TLV333 is connected to the output end of the single chip microcomputer processor PWM, and the output end of the operational amplifier TLV333 is connected to the feedback input terminal FB of the DC-DC power supply chip MP3429 through a resistor.

Preferably, the alarm module is a buzzer.

Preferably, the wireless communication module is a bluetooth module, a 4G module or a 5G module.

Preferably, the remote monitoring center is a data monitoring server.

The utility model has the advantages that:

the utility model discloses a remove lighting apparatus (flashlight or headlight) can detect methane, carbon monoxide, humiture in the environment such as oil well, mining, underground garage respectively, and the gas explosion, carbon monoxide poisoning etc. take place when avoiding operation or patrol in these environments, can control lighting apparatus's switch through photosensitive sensor in addition, can replace the button, avoid dark environment to have combustible gas, and the button switch probably produces the problem that the spark arouses the explosion. Meanwhile, the mobile lighting equipment is provided with a positioning module which can position the position of a carrier in real time, and the sensor information and the personnel position information are sent to a data monitoring server on the ground through a wireless communication module, so that the personnel position information and the environment information where the personnel are located can be monitored in real time. The unification of illumination, environmental detection, radio communication has been realized, and the function is various, convenient to carry.

Drawings

FIG. 1 is a general block diagram of the present invention;

fig. 2 is a circuit diagram of the lighting circuit of the present invention;

FIG. 3 is a circuit diagram of the singlechip circuit and the buzzer of the utility model;

FIG. 4 is a circuit diagram of a carbon monoxide detection circuit of the present invention;

fig. 5 is a circuit diagram of the power module of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in figure 1, a multifunctional control circuit for mobile lighting equipment, including singlechip processor 1, methane sensor 2, temperature and humidity sensor 3, carbon monoxide detection circuitry 4, photosensitive sensor 5, power module 6, positioning module 7, lighting circuit 8, alarm module 9, wireless communication module 10, remote monitoring center 11, singlechip processor 1 and methane sensor 2, temperature and humidity sensor 3, carbon monoxide detection circuitry 4, photosensitive sensor 5, power module 6, positioning module 7, lighting circuit 8, alarm module 9, wireless communication module 10 is electric to be connected, wireless communication module 10 and remote monitoring center 11 wireless connection

The type of the temperature and humidity sensor 3 is SHT11, the type of the methane sensor 2 is not limited, as long as the specification can be installed on a mobile lighting device such as a flashlight and a headlamp, for example, the temperature and humidity sensor can be an IRM-AT infrared methane sensor, and the photosensitive sensor can be a photosensitive resistor.

As shown in fig. 4, the carbon monoxide detection circuit includes an operational amplifier ADA4505, a MOS transistor MMBFJ177, and a carbon monoxide sensor CO-AX, an electrode WE of the carbon monoxide sensor CO-AX is connected to an inverting terminal of the operational amplifier ADA4505 through a resistor R11, a resistor R13 and a capacitor C20 connected in parallel are connected between the inverting terminal and an output terminal of the operational amplifier ADA4505, the output terminal of the operational amplifier ADA4505 is connected to the single chip processor 1 through a resistor R10, the output terminal of the operational amplifier ADA4505 is further connected to one end of a capacitor C15, and the other end of the capacitor C15 is grounded.

As shown in fig. 5, the power module 6 includes a DC-DC power chip SY7208C and a linear buck chip BL8503 connected to an output terminal of the DC-DC power chip SY 7208C.

As shown in fig. 2, the lighting circuit 8 includes a DC-DC power supply chip MP3429 and an operational amplifier TLV333, wherein the output terminal of the DC-DC power supply chip MP3429 is connected to the lighting output positive terminal LED +, the non-inverting terminal of the operational amplifier TLV333 is connected to the lighting output negative terminal LED +, the inverting terminal of the operational amplifier TLV333 is connected to the PWM output terminal of the single chip processor 1 through a resistor, and the output terminal of the operational amplifier TLV333 is connected to the feedback input terminal FB of the DC-DC power supply chip MP3429 through a resistor.

As shown in fig. 3, the alarm module 9 is a buzzer, one end of the buzzer LS is connected to the 2.5V power supply, the other end of the buzzer LS is connected to the collector of the triode, the base of the triode is connected to the single chip processor, and the emitter of the triode is grounded.

In addition, wireless communication module 10 is bluetooth module, 4G module or 5G module, and orientation module 7 is big dipper module or GPS module, and remote monitoring center 11 is the data monitoring server.

The utility model discloses a theory of operation is:

the utility model discloses a through setting up methane sensor 2 on the mobile lighting equipment (flashlight or headlight), temperature and humidity sensor 3, carbon monoxide detection circuitry 4, photosensitive sensor 5 can detect the oil well respectively, mining, methane in the environment such as underground garage, carbon monoxide, the humiture, avoid taking place the gas explosion when operation or patrol in these environments, carbon monoxide poisoning etc., in addition, through photosensitive sensor 5 can control lighting equipment's switch, when carrying mobile lighting equipment to the oil well, mining, dark environment such as underground garage, photosensitive sensor detects light darker, give singlechip processor signal, singlechip processor can replace the button and open the illumination automatically, it has combustible gas to avoid the dark environment, and button switch probably produces the problem that the spark arouses the explosion. Meanwhile, the mobile lighting equipment is provided with a positioning module which can position the position of a carrier in real time, and the sensor information and the personnel position information are sent to a data monitoring server on the ground through a wireless communication module, so that the personnel position information and the environment information where the personnel are located can be monitored in real time.

The single chip microcomputer of the present embodiment is PIC16F18313, and the working principle of the circuit of fig. 2 to 5 of the present embodiment is as follows: when the key SW is pressed down or the photosensitive sensor detects a signal with dark light, the IO port GP0 of the single chip microcomputer U6 detects a low level, after the internal processing of the single chip microcomputer, a high level is output from the IO port GP5 of the single chip microcomputer U6 to enable the power supply chip MP3429, a high level is output from the port GP3 to supply power to the operational amplifier TLV333, a PWM signal is output from the port GP1 to control the brightness of the lighting circuit, so that the lighting circuit works, and the LED lamp bead is lightened. Meanwhile, the carbon monoxide gas detection circuit also works, when the Working Electrode (WE) of the carbon monoxide sensor CO-AX detects carbon monoxide gas and reaches a set alarm value according to the concentration of the carbon monoxide gas, current is generated from the Working Electrode (WE), the current passes through a current-voltage conversion circuit (the circuit mainly comprises resistors R11, R13 and R10, an operational amplifier U7-B1, capacitors C15 and C20), the generated current signal is converted into a voltage signal SIGN which is transmitted to an IO port GP4 of the singlechip U6, when the GP4 detects the voltage signal, the voltage signal is internally processed by the singlechip U6, a high level signal is output from the port GP2 of the singlechip U6 to open the triode DTC143EE, so that the buzzer works to give a sound to alarm, and prompt a user that the carbon monoxide content in the current air reaches an alarm dangerous value, and the user is evacuated from the current environment at an early point.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the ordinary changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-function control circuit for a mobile lighting device, characterized by: the methane sensor monitoring system comprises a single chip microcomputer processor (1), a methane sensor (2), a temperature and humidity sensor (3), a carbon monoxide detection circuit (4), a photosensitive sensor (5), a power supply module (6), a positioning module (7), a lighting circuit (8), an alarm module (9), a wireless communication module (10) and a remote monitoring center (11), wherein the single chip microcomputer processor (1) is electrically connected with the methane sensor (2), the temperature and humidity sensor (3), the carbon monoxide detection circuit (4), the photosensitive sensor (5), the power supply module (6), the positioning module (7), the lighting circuit (8), the alarm module (9) and the wireless communication module (10), and the wireless communication module (10) is wirelessly connected with the remote monitoring center (11).

2. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the type of the temperature and humidity sensor (3) is SHT 11.

3. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the carbon monoxide detection circuit (4) comprises an operational amplifier ADA4505, a MOS tube MMBFJ177 and a carbon monoxide sensor CO-AX, an electrode WE of the carbon monoxide sensor CO-AX is connected with an inverting terminal of the operational amplifier ADA4505 through a resistor R11, a resistor R13 and a capacitor C20 which are connected in parallel are connected between the inverting terminal and an output terminal of the operational amplifier ADA4505, an output terminal of the operational amplifier ADA4505 is connected with the single chip microcomputer processor (1) through a resistor R10, an output terminal of the operational amplifier ADA4505 is further connected with one end of a capacitor C15, and the other end of the capacitor C15 is grounded.

4. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the power supply module (6) comprises a DC-DC power supply chip SY7208C and a linear voltage reduction chip BL8503 connected with the output end of the DC-DC power supply chip SY 7208C.

5. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the positioning module (7) is a Beidou module or a GPS module.

6. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the lighting circuit (8) comprises a DC-DC power supply chip MP3429 and an operational amplifier TLV333, wherein the output end of the DC-DC power supply chip MP3429 is connected with a lighting output positive electrode end LED +, the same phase end of the operational amplifier TLV333 is connected with a lighting output negative electrode end LED-, the inverting end of the operational amplifier TLV333 is connected with the PWM output end of the single chip microcomputer processor (1) through a resistor, and the output end of the operational amplifier TLV333 is connected with the feedback input end FB of the DC-DC power supply chip MP3429 through a resistor.

7. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the alarm module (9) is a buzzer.

8. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the wireless communication module (10) is a Bluetooth module, a 4G module or a 5G module.

9. A multi-function control circuit for a mobile lighting device, as claimed in claim 1, wherein: the remote monitoring center (11) is a data monitoring server.