CN212460778U - Kitchen fire safety early warning device - Google Patents
Kitchen fire safety early warning device Download PDFInfo
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- CN212460778U CN212460778U CN202020933515.8U CN202020933515U CN212460778U CN 212460778 U CN212460778 U CN 212460778U CN 202020933515 U CN202020933515 U CN 202020933515U CN 212460778 U CN212460778 U CN 212460778U
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Abstract
The utility model discloses a kitchen fire safety early warning device, which utilizes an air quality analysis system to detect the air quality in a kitchen and transmits the air quality to a server, and when the detection information exceeds the standard, an alarm prompt is sent out or an electric valve is controlled to be closed, thereby avoiding the occurrence of safety accidents; the flame state and personnel activity of the stove are monitored by using the temperature-sensing imaging module, the personnel movement condition is identified by the laser displacement identification module and is transmitted to the server, and when potential safety hazards exist, an alarm prompt is sent out or the electric valve is controlled to be closed, so that safety accidents are further avoided; the kitchen position is positioned in real time by utilizing the positioning module and is transmitted to the server, so that even if a safety accident occurs, the accident occurrence place can be known at the first time, and the rescue is carried out in time.
Description
Technical Field
The utility model belongs to the technical field of kitchen safety monitoring, especially, relate to a kitchen fire control safety precaution device.
Background
The kitchen is a relatively important functional area in life, and in many families, the kitchen is an important part of home life and is a place for frequent activities. However, the kitchen is also the area with the highest risk coefficient in the home, the kitchen is the place where the work is carried out by using open fire, and the used liquefied petroleum gas, gas or natural gas and the like are easy to cause leakage, combustion and explosion once being neglected or the operation is improper, and the consequences are not reasonable.
Most commonly, when gas or fuel gas is used, unattended people can extinguish fire when water or soup is boiled out, so that gas or fuel gas is leaked, or a gas stove is burned dry to cause poisoning or fire accidents; or the gas pipeline is aged and leaks gas, so that the concentration of the indoor toxic gas reaches a dangerous concentration point, and the poisoning accident is easily caused.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a kitchen fire safety precaution device to solve the potential safety hazard problem that current kitchen exists.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: the utility model provides a kitchen fire control safety precaution device, includes the power management module that provides the electric energy for each component part of device and the alarm module who is used for the warning, characterized by still includes: the device comprises a main control processing module, an air quality analysis system, a temperature sensing imaging module, a laser displacement identification module, a valve control module, a man-machine interaction module, a communication module and a positioning module;
the power management module, the alarm module, the air quality analysis system, the temperature sensing imaging module, the laser displacement identification module, the valve control module, the man-machine interaction module, the communication module and the positioning module are respectively connected with the main control processing module; the valve control module is connected with an electric valve on the pipeline.
The utility model discloses a kitchen fire control safety early warning device utilizes the smog concentration, combustible gas concentration and the toxic gas concentration of air quality analysis system detection kitchen in to the interior air quality of real-time analysis kitchen, and show in real time on the man-machine interaction module, transmit to the server through communication module simultaneously, when certain concentration exceeds standard, send the warning suggestion through alarm module, when certain concentration seriously exceeds standard, close through valve control module control electric valve, avoided the emergence of incident; the temperature-sensing imaging module is used for identifying the flame state of a kitchen stove and whether people move in the kitchen or not so as to know whether the flame of the stove is in a normal state or not in real time, meanwhile, the laser displacement identification module detects the movement change of various objects in the kitchen, so that whether the movement of the people is normal or not is identified, the personnel can be more accurately confirmed and analyzed according to the detection of the temperature-sensing imaging module and the laser displacement identification module, the flame state information and the personnel movement information are transmitted to the server through the communication module, when potential safety hazards exist, an alarm prompt is sent out through the alarm module, the electric valve is controlled to be closed through the detection of the air quality analysis system, and the safety accidents are avoided; the location module can fix a position the position in kitchen in real time, and the positional information in kitchen is transmitted to the server through the communication module, and when a safety accident happens, the accident place can be known at the first time, and the rescue is carried out in time.
Further, the air quality analysis system comprises a smoke sensor, a combustible gas detection sensor and a toxic gas detection sensor.
Furthermore, the device also comprises a pressure flow sensor arranged on the pipeline, and the pressure flow sensor is connected with the main control processing module.
Whether the air supply pressure and/or the air supply flow in the pipeline are abnormal or not is detected through the pressure flow sensor, when the air supply pressure is lower than a set value and/or the air supply flow is higher than the set value, namely the pipeline leaks, the alarm module sends out an alarm prompt, and the valve control module controls the electric valve to close, so that the pipeline leakage is prevented from continuously occurring.
Further, the communication module comprises an NB-lot wireless communication module used for communicating with the fire monitoring center and/or a GPRS module used for communicating with the user terminal.
The kitchen air quality related information detected by the air quality analysis system, the flame state information and the personnel activity information detected by the temperature-sensitive imaging module, the personnel movement information detected by the laser displacement identification module and the kitchen positioning information are transmitted to the fire control monitoring center server through the NB-lot wireless communication module, so that various potential safety hazards can be found as soon as possible, and even if a dangerous case occurs, a firefighter can know the geographical position of the dangerous case, the condition of trapped personnel, the air quality and the fire situation in the kitchen at the first time, so that an optimal rescue scheme can be given, accidents can be handled in time, the handling speed is greatly increased, and the casualty rate is reduced. The user terminal enables a user to obtain various safety data of a kitchen at any time and any place, such as air quality related data and the like, and air supply can be cut off in time through the user terminal, so that safety accidents are avoided.
Further, the power management module comprises a power adapter and a solar power supply assembly, and the solar power supply assembly comprises a solar panel, a storage battery and a DC-DC converter which are sequentially connected.
The power management module provides two power supply modes for the device, one is to connect the commercial power through the power adapter, and the other is to convert solar energy into electric energy through the solar power supply assembly, and the device is used, even the normal work of the device is not influenced when the power is cut off, and the energy is saved.
Furthermore, the temperature-sensing imaging module is an AMG8833 infrared thermal imaging module or an HC-SR501 human body sensing module.
Furthermore, the laser positioning identification module selects an ACR-LRS120 laser displacement sensor, and the output interface of the laser positioning identification module is RS232 or RS 422.
Further, the valve control module adopts a solid-state relay.
Furthermore, the man-machine interaction module selects a TFT-LCD display screen with the model number of AA101TA12, and each pixel of the display screen is provided with a Thin Film Transistor (TFT), so that the crosstalk in the non-gating process can be effectively overcome, the static characteristic of the display screen is unrelated to the number of scanning lines, and the image quality is greatly improved.
Furthermore, the positioning module is a dual-system high-performance GNSS module with the model number of GB1612, has the excellent BDS/GPS performance in the design of a high-gain low-noise interference amplifying circuit, supports a BDS/GPS dual-system combined positioning mode and a single-system independent positioning mode, and still keeps excellent positioning effect in urban canyons and complex environments by adopting an Ultra-sense high-sensitivity baseband design.
Furthermore, the main control processing module selects a microprocessor based on ARM Cortex-M7, the highest frequency of a CPU can reach 216MHz, abundant timer resources comprise a plurality of communication interfaces including USART 8, I2C 4, SPI 6, CAN2.0B, USB2.0, a camera interface and an LCD-TFT interface, the highest extensible 168 GPIOs and 3 low power consumption modes can meet the requirement of low power consumption while meeting the control requirement of the device.
Advantageous effects
Compared with the prior art, the utility model provides a kitchen fire safety early warning device, utilize the air quality analytic system to detect the air quality in the kitchen, and transmit to the server, when the detection information appears and exceeds standard, send out the warning suggestion, or control the electric valve and close, avoided the emergence of incident; the flame state and personnel activity of the stove are monitored by using the temperature-sensing imaging module, the personnel movement condition is identified by the laser displacement identification module and is transmitted to the server, and when potential safety hazards exist, an alarm prompt is sent out or the electric valve is controlled to be closed, so that safety accidents are further avoided; the kitchen position is positioned in real time by utilizing the positioning module and is transmitted to the server, so that even if a safety accident occurs, the accident occurrence place can be known at the first time, and the rescue is carried out in time. The device can avoid kitchen safety accidents, and can feed important information in a kitchen back to the fire control monitoring center when an accident occurs, so that optimal rescue measures can be taken, and rescue can be implemented in time.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only one embodiment of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic diagram of the kitchen fire safety early warning device in the embodiment of the utility model.
Detailed Description
The technical solution 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model provides a kitchen fire safety early warning device, which comprises a power management module for providing electric energy for each component of the device, an alarm module for warning, a main control processing module, an air quality analysis system, a temperature-sensitive imaging module, a laser displacement recognition module, a valve control module, a man-machine interaction module, a communication module, a positioning module and a pressure flow sensor arranged on a pipeline; the power management module, the alarm module, the air quality analysis system, the temperature sensing imaging module, the laser displacement identification module, the valve control module, the man-machine interaction module, the communication module, the positioning module and the pressure flow sensor are respectively connected with the main control processing module; the valve control module is connected with an electric valve on the pipeline.
The power management module U2 includes a power adapter and a solar power module, as shown in fig. 1, an interface P1 is connected to 220V commercial power, and an interface P2 is connected to the solar power module. The solar power supply assembly comprises a solar panel, a storage battery and a DC-DC converter which are sequentially connected. The power management module provides two power supply modes for the device, one is to connect the commercial power through the power adapter, and the other is to convert solar energy into electric energy through the solar power supply assembly, and the device is used, even the normal work of the device is not influenced when the power is cut off, and the energy is saved. The power adapter converts the mains supply into the voltage required by the device, and the voltage required by each component is converted into the voltage required by the corresponding component by the power conversion module on each component.
And the alarm module U3 is used for carrying out alarm prompt according to the instruction of the main control processing module and comprises a voice prompt unit, a buzzer and an LED indication unit.
Air quality analysis system M3 includes but not limited to smoke transducer, combustible gas detects sensor and toxic gas and detects the sensor, be used for the smog concentration in the real-time supervision kitchen respectively, combustible gas concentration and toxic gas concentration, simultaneously send monitoring data for main control processing module and server, so that the interior air quality of real-time analysis kitchen, and show in real time on the human-computer interaction module, when certain concentration exceeds standard, send the warning suggestion through alarm module, when certain concentration seriously exceeds standard, close through valve control module control electric valve, the emergence of incident has been avoided.
And the temperature sensing imaging module M4 is used for monitoring the temperature of a plurality of position points in the kitchen and on the kitchen range in real time and sending monitoring data to the main control processing module and the server so as to identify the flame state of the kitchen range and determine whether personnel move in the kitchen range or not and know whether the flame of the kitchen range is in a normal state or not in real time. In this embodiment, the selection of the temperature-sensing imaging module includes, but is not limited to, an AMG8833 infrared thermal imaging module, an HC-SR501 human body sensing module, and an MLX90621 infrared sensor.
And the laser positioning identification module M6 is used for monitoring the movement change of various objects in the kitchen in real time and sending monitoring data to the main control processing module and the server, so that whether the movement of personnel is normal or not is identified, the personnel activity monitoring of the temperature sensing imaging module is assisted, and the personnel confirmation precision is improved. In this embodiment, the laser positioning and identifying module is selected from, but not limited to, ACR-LRS120 laser displacement sensor, and the output interface of the ACR-LRS120 laser displacement sensor is RS232 or RS 422.
The valve control module U4 adopts a solid-state relay for controlling the opening and closing of the electric valve according to the instruction sent by the main control processing module, thereby realizing the shutoff of pipeline fuel gas and avoiding the occurrence of safety accidents. The electric valve adopts an explosion-proof electric ball valve, and as shown in figure 1, a 1/2 pin of a port P3 is connected with the explosion-proof electric ball valve.
The man-machine interaction module LCD1 selects a TFT-LCD display screen with the model number of AA101TA12, and each pixel of the display screen is provided with a Thin Film Transistor (TFT), so that the crosstalk in the non-gating process can be effectively overcome, the static characteristic of the display screen is unrelated to the number of scanning lines, and the image quality is greatly improved.
The communication module comprises an NB-lot wireless communication module M1 for communicating with the fire monitoring center and/or a GPRS module for communicating with the user terminal. The kitchen air quality related information detected by the air quality analysis system, the flame state information and the personnel activity information detected by the temperature-sensitive imaging module, the personnel movement information detected by the laser displacement identification module and the kitchen positioning information are transmitted to the fire control monitoring center server through the NB-lot wireless communication module, so that various potential safety hazards can be found as soon as possible, and even if a dangerous case occurs, a firefighter can know the geographical position of the dangerous case, the condition of trapped personnel, the air quality and the fire situation in the kitchen at the first time, so that an optimal rescue scheme can be given, accidents can be handled in time, the handling speed is greatly increased, and the casualty rate is reduced. The user terminal enables a user to obtain various safety data of a kitchen at any time and any place, such as air quality related data and the like, and air supply can be cut off in time through the user terminal, so that safety accidents are avoided. In this embodiment, the NB-lot wireless communication module includes, but is not limited to, an E840-DTU (RS 232/RS485 interface, which implements bidirectional transparent data transmission from a serial port to a network), and the GPRS module includes, but is not limited to, M6310.
The positioning module M2 selects a dual-system high-performance GNSS module with the model number of GB1612, has the excellent performance of BDS/GPS in the design of an amplifying circuit with high gain and low noise interference, supports a BDS/GPS dual-system combined positioning mode and a single-system independent positioning mode, adopts an Ultra-sense high-sensitivity baseband design, and still keeps excellent positioning effect in urban canyons and complex environments.
The pressure and flow sensor is used for detecting the pressure and/or flow in the pipeline, judging whether a pipeline leakage event occurs according to the pressure and the flow, and indicating that the pipeline leaks when the pressure is lower than a certain set value and/or the flow is higher than a certain set value, as shown in fig. 1, a 3/4/5 pin of a port P3 is connected with the pressure and flow sensor.
The main control processing module U1 selects a microprocessor based on ARM Cortex-M7, the highest frequency of the CPU can reach 216MHz, abundant timer resources comprise USART 8, I2C 4, SPI 6, CAN2.0B, USB2.0, a camera interface, a plurality of communication interfaces including an LCD-TFT interface, the highest extensible 168 GPIOs, and 3 low power consumption modes, and the requirement of low power consumption is met while the requirement of device control is met.
The utility model discloses each component of device is current component, and its function and application method are also publicly known, and the suitable model that has sold on the market can all be selected as required to the skilled person in the art, has corresponding service instruction in the service instruction manual of the model of selecting, disposes software and/or instrument. Reference may also be made to the known methods of use, for example, to detect a leak in a pipe from a pressure-flow sensor and to close an electrically operated valve, and to the invention patent entitled safety monitoring system for gas use, entitled CN 109027376B. For example, the air quality is monitored according to an air quality analysis system, and when a set value is exceeded, the electrically operated valve is closed, which is referred to as application No. 201610644929.7 entitled home security system and its implementation method. For example, flame and/or human activity is monitored based on a thermographic imaging module, which is referred to in the application No. 201910699856.5 entitled live animal monitoring method, apparatus and system based on a thermal imager.
The above disclosure is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or modifications within the technical scope of the present invention, and all should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a kitchen fire control safety precaution device, includes the power management module that provides the electric energy for each component part of device and the alarm module who is used for the warning, its characterized in that still includes: the device comprises a main control processing module, an air quality analysis system, a temperature sensing imaging module, a laser displacement identification module, a valve control module, a man-machine interaction module, a communication module and a positioning module;
the power management module, the alarm module, the air quality analysis system, the temperature sensing imaging module, the laser displacement identification module, the valve control module, the man-machine interaction module, the communication module and the positioning module are respectively connected with the main control processing module; the valve control module is connected with an electric valve on the pipeline.
2. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the air quality analysis system comprises a smoke sensor, a combustible gas detection sensor and a toxic gas detection sensor.
3. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the pipeline pressure flow sensor is connected with the main control processing module.
4. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the communication module comprises an NB-lot wireless communication module used for communicating with the fire monitoring center and/or a GPRS module used for communicating with the user terminal.
5. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the power management module comprises a power adapter and a solar power supply assembly, wherein the solar power supply assembly comprises a solar panel, a storage battery and a DC-DC converter which are sequentially connected.
6. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the temperature-sensing imaging module is an AMG8833 infrared thermal imaging module or an HC-SR501 human body sensing module.
7. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the laser displacement identification module selects an ACR-LRS120 laser displacement sensor, and the output interface of the laser displacement identification module is RS232 or RS 422.
8. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the human-computer interaction module is a TFT-LCD display screen with the model number of AA101TA 12.
9. A kitchen fire safety precaution device as claimed in claim 1, characterized in that: the positioning module is a dual-system high-performance GNSS module with the model number of GB 1612.
10. A kitchen fire safety precaution device as claimed in any one of claims 1-9, wherein: the main control processing module adopts a microprocessor based on ARM Cortex-M7.
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|---|---|---|---|
| CN202020933515.8U CN212460778U (en) | 2020-05-28 | 2020-05-28 | Kitchen fire safety early warning device |
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| CN202020933515.8U CN212460778U (en) | 2020-05-28 | 2020-05-28 | Kitchen fire safety early warning device |
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| CN212460778U true CN212460778U (en) | 2021-02-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11810440B2 (en) * | 2022-11-30 | 2023-11-07 | Chengdu Qinchuan Iot Technology Co., Ltd. | Methods for monitoring smart gas harmful components, internet of things system, and mediums thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11810440B2 (en) * | 2022-11-30 | 2023-11-07 | Chengdu Qinchuan Iot Technology Co., Ltd. | Methods for monitoring smart gas harmful components, internet of things system, and mediums thereof |
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