CN217133818U - Remote fire composite detector - Google Patents
Remote fire composite detector Download PDFInfo
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- CN217133818U CN217133818U CN202220128615.2U CN202220128615U CN217133818U CN 217133818 U CN217133818 U CN 217133818U CN 202220128615 U CN202220128615 U CN 202220128615U CN 217133818 U CN217133818 U CN 217133818U
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Abstract
The utility model discloses a long-range conflagration composite detector, including casing, battery module, sensor module and circuit board, sensor module includes CO sensor, particulate matter sensor and TVOC gas sensor, the casing divide into three-layer about the top-middle-sized, and battery module sets up on the casing upper strata, and the middle level of casing is provided with LED module and circuit board, and the casing lower floor is provided with CO sensor, particulate matter sensor, TVOC gas sensor and bee calling organ module. The environment abnormity alarm sent by the cloud server can be remotely monitored and acquired in real time, the three parameters of the PM value, the TVOC concentration and the CO concentration are used for monitoring, signals can be rapidly detected under the conditions that more CO is generated due to smoldering in the initial stage of a fire disaster, the smoke quantity generated by burning of partial materials is small, the possibility of suppressing and extinguishing the fire disaster is improved, and a large-capacity rechargeable battery is arranged in the detector, so that long-time cruising is realized and the environment is protected.
Description
Technical Field
The utility model relates to a fire detector technical field, concretely relates to long-range conflagration composite detector.
Background
Fire is one of the most common hazards threatening public safety. In the initial stage of a fire, the flame has small burning area and low flame height when the flame just starts, and the smoke is less generated at the moment and is difficult to be perceived by people. When the flame continues to burn and starts to spread to other furniture, the fire is getting bigger and bigger, the indoor temperature rises rapidly, and a large amount of smoke is generated, which causes serious harm to people. Therefore, in order to reduce the occurrence of fire and ensure the life and property safety of people, a fire detector is needed to monitor the environment in real time and alarm in time when abnormality is found.
At present, common fire detectors comprise a photoelectric type smoke detector and an ionic type smoke detector, a typical light smoke detector generates signals through light beams received by a photosensitive element on the detector to detect, and when smoke exists in air of a cargo compartment, smoke particles can scatter more light beams to the photosensitive element to alarm. The ionic smoke detector alarms by detecting the ionization in the air.
However, the detectors have the problem of single detection parameters, when the smoke yield is low in the initial combustion stage, smoke particles in the air are less, so that light beams scattered to a photosensitive element of the smoke detector are less, the ionization condition in the air is weaker, and therefore, the fire disaster is difficult to detect in the initial combustion stage, and the optimal time for fire extinguishment is missed. Meanwhile, the traditional fire detector gives an alarm through the sound of the buzzer, and if no person is in the field around the detector, the situation that the fire disaster happens at the position cannot be found. Therefore, a composite fire detector capable of realizing a rapid response to a fire alarm in a remote place is desired.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a long-range conflagration composite detector through monitoring three kinds of parameters to PM value, TVOC concentration, CO concentration, realizes fire alarm's quick response, improves the possibility of suppressing the conflagration of putting out, has solved the problem mentioned in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long-range conflagration composite detector, conflagration composite detector includes casing, battery module, sensor module and circuit board, sensor module includes CO sensor, particulate matter sensor and TVOC gas sensor, the casing divide into three-layer about the top and bottom, and battery module sets up on the casing upper strata, and the middle level of casing is provided with LED module and circuit board, and the casing lower floor is provided with CO sensor, particulate matter sensor, TVOC gas sensor and bee calling organ module.
Preferably, the battery module comprises an 8.4V power supply consisting of two lithium batteries and an electric quantity monitoring chip for detecting electric quantity.
Preferably, the outer surface of the lower layer of the shell is provided with a plurality of grid holes at equal intervals for gas to enter, so that the sensor module can conveniently monitor the gas.
Preferably, the circuit board is provided with an ESP8266 module and a power conversion circuit, the power conversion circuit comprises an AMS1117 voltage stabilization 5V chip and an AMS1117 voltage stabilization 3.3V chip, the positive electrode of the battery module is connected with the positive electrode of the circuit board, the negative electrode of the battery module is connected with the ground of the circuit board, the AMS1117 voltage stabilization 5V chip converts and outputs the voltage of the positive electrode of the circuit board to 5V, and the AMS1117 voltage stabilization 3.3V chip converts and outputs the voltage of 5V to 3.3V, so that power supply of different elements is guaranteed.
Preferably, the ESP8266 module is welded on the circuit board, the positive electrode of the ESP8266 module is connected to the converted 3.3V, the ESP8266 module is connected to the circuit board ground, and the ESP8266 module comprises an analog pin a0, a GPIO pin D0, a GPIO pin D6, a GPIO pin D7, an SDA pin D2, an SCL pin D1, a serial port RX and a serial port TX.
Preferably, the CO sensor is welded on the circuit board and connected with the analog pin a 0; the particle sensor is fixed with the circuit board through the pin header, is powered by the converted 5V and is connected with the serial port RX; the TVOC gas sensor is welded on the circuit board and is connected with the SDA pin D2 and the SCL pin D1.
Preferably, the buzzer module is connected with a GPIO pin D7 through a signal line, and when an alarm occurs, the pin is set to a high level to drive the buzzer to sound.
Preferably, the LED module comprises red and green LED lamp beads, is connected with a GPIO pin D0 and a GPIO pin D6, and is used for displaying the electric quantity state of the battery module;
when the electric quantity of the battery module is normal, the GPIO pin D0 is set to be at a high level, and then a green light is turned on;
when the battery module is low in power, the GPIO pin D6 is set to a high level and the red light is on.
The utility model has the advantages that: the utility model discloses a ESP8266 module realizes data uploading, and receive the sensor signal as detector MCU, reduce extra component and use and reduce power consumption simultaneously, thereby the lower suitable popularization of cost, the user can long-range real-time supervision and acquire the environmental anomaly warning that cloud server sent, through the PM value, TVOC concentration, three kinds of parameters of CO concentration are monitored, it is more to take place smoldering in the face of the initial stage of conflagration and produce CO, the condition such as the partial material burning production smoke volume is little also can detect the signal rapidly, improve the possibility of suppressing the conflagration, the built-in large capacity rechargeable battery of detector, realize long-time continuation of the journey and the environmental protection.
Drawings
FIG. 1 is a schematic structural diagram of the detector of the present invention;
FIG. 2 is a schematic diagram of a circuit board structure;
in the figure, 1-shell, 2-LED module, 3-pin header, 4-grid hole, 5-CO sensor, 6-particle sensor, 7-TVOC gas sensor, 8-buzzer module, 9-circuit board, 10-battery module, 11-ESP8266 module, 12-analog pin A0, 13-GPIO pin D0, 14-GPIO pin D6, 15-GPIO pin D7, 16-ESP8266 module anode, 17-circuit board ground, 18-circuit board anode, 19-AMS1117 voltage stabilization 5V chip, 20-AMS1117 voltage stabilization 3.3V chip, 21-ESP8266 module ground, 22-SDA pin D2, 23-SCL pin D1, 24-AMS 1113638, 25-serial port TX.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a long-range conflagration composite detector, specifically is a long-range conflagration composite detector based on ESP8266 chip, as shown in figure 1, this conflagration composite detector includes casing 1, LED module 2, arranges needle 3, grid hole 4, CO sensor 5, particulate matter sensor 6, TVOC gas sensor 7, buzzer module 8, circuit board 9 and battery module 10, the casing divide into upper, middle and lower three-layer, and battery module 10 is installed to the upper strata, and LED module 2 and circuit board 9 are installed to the middle level, and CO sensor 5 is installed to the lower floor, particulate matter sensor 6, TVOC gas sensor 7 and buzzer module 8, and lower floor's casing is opened has equidistant grid hole 4 for in the cavity at sensor place can be got into fast to the gas that awaits measuring, make things convenient for sensor module to monitor gas. The battery module 10 comprises an 8.4V power supply and an electric quantity monitoring chip LTC4150, wherein the 8.4V power supply comprises two 18650 lithium batteries, the battery is large in capacity and high in safety performance, the detector can be guaranteed to normally work for a long time, meanwhile, the battery can be circularly charged for one thousand times, and the battery module can be repeatedly used and is more environment-friendly.
The structure of the circuit board 9 is shown in fig. 2, a power conversion circuit is arranged on the circuit board, and specifically comprises an AMS1117 voltage-stabilizing 5V chip (19) and an AMS1117 voltage-stabilizing 3.3V chip (20), a positive electrode 18 of the circuit board is connected with a positive electrode of the battery module 10, a circuit board ground 17 is connected with a negative electrode of the battery module 10, the AMS1117 voltage-stabilizing 5V chip 19 converts the voltage of the positive electrode 18 of the circuit board into 5V, the AMS1117 voltage-stabilizing 3.3V chip 20 converts the voltage of the positive electrode into 3.3V, and normal power supply of different sensors and elements is guaranteed.
The ESP8266 module 11 soldered on the circuit board 9 is ESP12F, the positive electrode 16 of the ESP8266 module is switched to 3.3V, the ESP8266 module ground 21 is connected to the circuit board 17 ground, and the analog pin a 012, the GPIO pin D013, the GPIO pin D614, the GPIO pin D715, the SDA pin D222, the SCL pin D123, the serial port RX24 and the serial port TX 25 are led out.
The CO sensor 5 is TGS5141, is welded on the circuit board 9, is connected with the analog pin A012, and sends detection data to the analog pin A012.
The particle sensor 6 is a PMS7003, is fixed with the circuit board 9 through the pin header 3, is powered by converted 5V, is connected with the serial port RX24, and sends detection data to the serial port RX 24.
The TVOC gas sensor 7 is an SGP30, is soldered on the circuit board 9, is connected to the SDA pin D222 and the SCL pin D123, and sends detection data to the SDA pin D222 and the SCL pin D123.
The buzzer module 8 is connected with a GPIO pin D715 through a signal line, and when an alarm occurs, the pin is set to be at a high level to drive the buzzer to sound.
The TVOC gas sensor measures the TVOC concentration in the air and communicates with an ESP8266 module through I2C; the CO sensor measures the concentration of CO in the air, and an analog signal generated by the CO sensor is transmitted through an AD conversion pin on an ESP8266 module; the buzzer module is welded on the circuit board, and the signal line is connected with the ESP8266 module.
The LED module 2 is welded on the circuit board, the cathode of the LED module is connected with the GND end of the circuit board, and the anode of the LED module is connected with GPIO ports (GPIO pin D013 and GPIO pin D614) of the ESP8266 module; the ESP8266 module is welded on the circuit board, is powered by a 3.3V power supply processed by the power conversion circuit, pins of the ESP8266 module are led out from the circuit board to be connected with other modules, and the ESP8266 module uploads data to the cloud server through accessing a wireless network and then distributes the data to each remote terminal to give an alarm.
Further, during the use, gather the surrounding environment state through CO sensor 5, particulate matter sensor 6, TVOC gas sensor 7, and give signal transmission to ESP8266 module 11, when the sensor detection parameter great change (reach each sensor preset threshold value), ESP8266 module 11 control buzzer module 8 and report to the police, and give signal transmission to the cloud ware, the cloud ware is with the relevant information transmission of the detector that appears reporting to the police for corresponding remote terminal again, recheck, the user also can be like the data monitoring request of cloud ware transmission through remote terminal, the cloud ware forwards the detector real-time data after receiving the request, realize the remote monitoring function. When the electric quantity of the detector is low, an alarm that the electric quantity is low is sent to the remote terminal through the cloud server, and a user is informed to replace the battery in time. The remote terminal can be a mobile phone, a notebook computer or a tablet computer.
The utility model discloses a ESP8266 module realizes data uploading, and receive the sensor signal as detector MCU, reduce extra component and use and reduce power consumption simultaneously, thereby the lower suitable popularization of cost, the user can long-range real-time supervision and acquire the environmental anomaly warning that cloud server sent, through the PM value, TVOC concentration, three kinds of parameters of CO concentration are monitored, it is more to take place smoldering in the face of the initial stage of conflagration and produce CO, the condition such as the partial material burning production smoke volume is little also can detect the signal rapidly, improve the possibility of suppressing the conflagration, the built-in large capacity rechargeable battery of detector, realize long-time continuation of the journey and the environmental protection.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a long-range compound detector of conflagration, its characterized in that, compound detector of conflagration includes casing (1), battery module (10), sensor module and circuit board (9), sensor module includes CO sensor (5), particulate matter sensor (6) and TVOC gas sensor (7), casing (1) is divided into upper, middle and lower three-layer, and battery module (10) set up on the casing upper strata, and the middle level of casing is provided with LED module (2) and circuit board (9), and the casing lower floor is provided with CO sensor (5), particulate matter sensor (6), TVOC gas sensor (7) and bee calling organ module (8).
2. The remote composite fire detector of claim 1, wherein: the battery module (10) comprises an 8.4V power supply consisting of two lithium batteries and an electric quantity monitoring chip for detecting electric quantity.
3. The remote composite fire detector of claim 1, wherein: the outer surface of the lower layer of the shell is provided with a plurality of grid holes (4) at equal intervals for gas to enter, so that the sensor module can monitor the gas conveniently.
4. The remote composite fire detector of claim 1, wherein: the circuit board (9) on be provided with ESP8266 module (11) and power conversion circuit, power conversion circuit includes AMS1117 steady voltage 5V chip (19) and AMS1117 steady voltage 3.3V chip (20), battery module's positive pole and circuit board positive pole (18) are connected, battery module's negative pole and circuit board ground connection (17) are connected, AMS1117 steady voltage 5V chip (19) are with circuit board positive pole (18) voltage conversion output for 5V, AMS1117 steady voltage 3.3V chip (20) are with 5V voltage conversion output for 3.3V to ensure the power supply of different components.
5. The remote composite fire detector of claim 4, wherein: the ESP8266 module (11) is welded on the circuit board, the positive electrode (16) of the ESP8266 module is connected to the converted 3.3V, the ESP8266 module is connected with the circuit board ground (17), and the ESP8266 module comprises an analog pin A0(12), a GPIO pin D0(13), a GPIO pin D6(14), a GPIO pin D7(15), an SDA pin D2(22), an SCL pin D1(23), a serial port RX (24) and a serial port TX (25).
6. The remote composite fire detector of claim 1, wherein: the CO sensor (5) is welded on the circuit board (9) and is connected with the analog pin A0 (12); the particle sensor (6) is fixed with the circuit board through the pin header (3), is powered by the converted 5V and is connected with the serial port RX (24); the TVOC gas sensor (7) is welded on the circuit board and is connected with the SDA pin D2(22) and the SCL pin D1 (23).
7. The remote composite fire detector of claim 1, wherein: the buzzer module (8) is connected with a GPIO pin D7(15) through a signal line, and when an alarm occurs, the pin is set to be at a high level to drive the buzzer to sound.
8. The remote composite fire detector of claim 1, wherein: the LED module (2) comprises red and green LED lamp beads, the LED module is connected with a GPIO pin D0(13) and a GPIO pin D6(14), and the LED module is used for displaying the electric quantity state of the battery module;
when the electric quantity of the battery module is normal, the GPIO pin D0 is set to be at a high level, and then a green light is turned on;
when the battery module is low in power, the GPIO pin D6 is set to a high level and the red light is on.
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CN202220128615.2U CN217133818U (en) | 2022-01-18 | 2022-01-18 | Remote fire composite detector |
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CN202220128615.2U CN217133818U (en) | 2022-01-18 | 2022-01-18 | Remote fire composite detector |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117589292A (en) * | 2024-01-18 | 2024-02-23 | 太原晋贵信息技术服务中心 | Two-in-one flame detector for double-red-one-purple fire explosion |
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2022
- 2022-01-18 CN CN202220128615.2U patent/CN217133818U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117589292A (en) * | 2024-01-18 | 2024-02-23 | 太原晋贵信息技术服务中心 | Two-in-one flame detector for double-red-one-purple fire explosion |
CN117589292B (en) * | 2024-01-18 | 2024-04-26 | 太原晋贵信息技术服务中心 | Two-in-one flame detector for double-red-one-purple fire explosion |
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