CN215180161U - Gas disaster area safety early warning device - Google Patents
Gas disaster area safety early warning device Download PDFInfo
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- CN215180161U CN215180161U CN202121532301.0U CN202121532301U CN215180161U CN 215180161 U CN215180161 U CN 215180161U CN 202121532301 U CN202121532301 U CN 202121532301U CN 215180161 U CN215180161 U CN 215180161U
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Abstract
The utility model provides a gas disaster area safety early warning device, the gas disaster area safety early warning device comprises a shell, the top of the shell is provided with an air inlet module, the air inlet module comprises at least three air inlet branch pipes and an air inlet main pipe, one end of the air inlet branch pipe is simultaneously connected with an air inlet of the air inlet main pipe, and the air inlet main pipe is internally provided with an induced draft module; the shell is internally provided with a motion module, and an air outlet of the air inlet main pipe extends into the shell and is connected with the motion module; the gas concentration detection device is characterized by further comprising a detection sensing module, an audible and visual alarm module, a wireless communication module and a control module, wherein the detection sensing module comprises a gas concentration sensor. The utility model provides a regional safety precaution device of gas disaster can gather in real time and show the regional current gas concentration value in early warning device place to make corresponding warning decision, effectively prevent the incident that gas burning or explosion arouse.
Description
Technical Field
The utility model belongs to the technical field of gas supervisory equipment, a regional safety precaution device of gas disaster is related to.
Background
Coal mines are very important energy sources and are generally divided into underground coal mines and open coal mines, and in recent years, along with the development of the coal mine industry, a lot of problems are brought about while the economic growth is improved, wherein safety problems are paid more and more attention, and the safety problems of coal mines are always important.
The gas outburst is a safety problem frequently occurring in the coal mine industry, and refers to a geological disaster caused by that a soft coal layer breaks through a resisting line and releases a large amount of gas and coal instantly under the action of the gravity released by gas under the action of the ground stress formed in the coal layer along with the increase of the mining depth and the gas content of a coal mine. In recent years, coal mine gas explosion accidents frequently occur, and huge casualties and property losses are caused. How to detect and monitor the gas concentration of the whole roadway in real time and prevent explosion accidents caused by the gas concentration exceeding the limit is a research subject of safety monitoring personnel.
The gas sensor is a sensor for monitoring the underground gas concentration all weather uninterruptedly, and adopts an audible and visual alarm system, so that once the gas exceeds the standard, the system immediately reminds workers working underground to evacuate urgently, thereby avoiding casualties and having very important function on the underground safety. The existing methane alarm mine lamp used by miners only has the function of detection and alarm, and an aboveground manager cannot acquire the underground gas concentration condition through the alarm mine lamp used by the miners, so that the problem that the miners still operate in violation under the condition of gas overrun cannot be solved, and a gas monitoring system currently installed and used in a coal mine adopts a fixed gas probe and a wired transmission mode for detecting gas, so that the gas monitoring system has the problems of small gas detection range, untimely detection and detection failure.
CN205089368U discloses a gas outburst alarm system, which comprises a gas sensor group for collecting gas concentration, a wind speed and direction sensor group for collecting wind speed and direction data, a processing unit for judging gas outburst according to the gas concentration and the wind speed and direction data, and an alarm unit for alarming; the gas sensor group is connected with the processing unit, the wind speed and direction sensor group is connected with the processing unit, and the processing unit is connected with the alarm unit.
CN112557621A discloses a gas composition monitoring and alarm device, includes: the gas taking and separating module is used for automatically opening the three-way valve by the monitoring and alarming device when light gas alarms, the gas enters the detection pipeline, and the gas enters the gas analysis module after being purified by the oil-gas separator; the gas analysis module is used for identifying gas components and converting the gas components into electric signals by the combustible gas sensor when gas enters the gas collection chamber through the gas inlet electromagnetic valve, and the gas collection chamber is connected with the combustible gas sensor which stores the electric signals to the gas analysis module; the remote monitoring module collects the electric signal of the gas analysis module, obtains gas components through analyzing the electric signal, remotely monitors the working state of the gas relay through monitoring software, and gives an alarm when combustible gas exists in the gas.
CN213298056U discloses tunnel gas concentration monitoring and early warning device, which comprises a housin, the casing is inner to lean on the rear end fixed air pipe that is provided with, the upper and lower both ends of air pipe run through the upper and lower both ends of casing respectively, casing inner is provided with central controller, gas consistency transmitter and bee calling organ, the fixed data display screen that is provided with on the casing antetheca, gas consistency transmitter's response end runs through trachea lateral wall to air pipe inner, gas consistency transmitter's output and central controller electric connection, central controller's output and bee calling organ and data display screen's input electric connection.
The existing gas monitoring system has the problems of small gas detection range, untimely detection and failure detection.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a regional safety precaution device of gas disaster, the utility model provides a regional safety precaution device of gas disaster can gather in real time and show the regional current gas concentration value in early warning device place to make corresponding warning decision, effectively prevent the incident that gas burning or explosion arouse.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a regional safety precaution device of gas disaster, regional safety precaution device of gas disaster include the casing, the top of casing is provided with the module of admitting air, the module of admitting air includes three piece at least air inlet branch pipes and an inlet manifold, inlet manifold's air inlet is inserted simultaneously to inlet branch's one end, inlet branch be radial distribution, inlet manifold in be provided with the induced air module, the induced air module be arranged in with the air suction casing among the external environment in.
The shell in be provided with the motion module, the gas outlet of air inlet manifold stretches into the inside and is connected with the motion module of shell, the motion module drive the module of admitting air and remove along vertical direction.
The gas disaster area safety early warning device further comprises a detection sensing module, an acousto-optic alarm module, a wireless communication module and a control module, wherein the detection sensing module, the acousto-optic alarm module and the wireless communication module are respectively and independently electrically connected with the control module, and the detection sensing module comprises a gas concentration sensor.
The utility model provides a regional safety precaution device of gas disaster can gather in real time and show the regional current gas concentration value in early warning device place to make corresponding warning decision, effectively prevent the incident that gas burning or explosion arouse. The air of equidirectional not in the same horizontal plane can be gathered simultaneously through setting up the many following inlet branch pipes of radial distribution, the module that admits air is driven with the help of the motion module simultaneously and is moved in vertical direction, gather the air of co-altitude not, the all-round collection to the air in the disaster area has been realized, the content of gas in the detection air that can be more comprehensive, the monitoring range of the device has been improved greatly, make the device can in time accurately monitor and the early warning the gas leakage condition, simultaneously can also carry out real-time remote monitoring, in time forecast the gas dangerous situation of check point and inform personnel of withdrawing in the pit.
As an optimized technical scheme of the utility model, control module be located inside the casing, including electric connection's amplifier circuit, wave filter, AD converter and singlechip in proper order.
It should be noted that can set up a plurality ofly in the pit the utility model provides an early warning device to form the monitoring network, gas concentration sensor gathers gas concentration signal, conveys storage and processing in the singlechip after amplifier circuit, AD conversion, controls audible-visual alarm module according to the processing result, and borrow by wireless communication module to remote monitoring center transmission environmental data.
As an optimized technical scheme, detection sensing module still include wind direction sensor, gas consistency transmitter be located inside the casing, wind direction sensor be located the casing outer wall, gas consistency transmitter and wind direction sensor respectively independent ground electric connection the singlechip.
The utility model discloses gas consistency transmitter and wind direction sensor have been set up, gas consistency transmitter is used for detecting the gas concentration in the suction casing, wind direction sensor is used for detecting the wind direction of check point, the comparatively outstanding danger area of gas concentration can be judged qualitatively to the gas concentration and the wind direction data that combine the current check point, in time the emergence time and the place of accurate judgement gas outburst accident, the range is reached to the outstanding accident of graphics, confirm personnel in the pit according to wind direction data and keep away the route of a disaster, in time confirm and implement accident handling's concrete measure, avoid the gas explosion dangerous situation that probably appears after the outburst accident takes place, the loss that makes the accident cause falls to minimumly.
As an optimized technical scheme, audible and visual alarm module include bee calling organ and at least one alarm lamp, singlechip be electric connection respectively bee calling organ and alarm lamp, the singlechip according to gas concentration sensor transmission's gas concentration data control bee calling organ and alarm lamp.
As an optimal technical scheme of the utility model, the quantity of alarm lamp is 3 and the colour of every alarm lamp is different, is divided into red alarm lamp, yellow alarm lamp and green alarm lamp by high to low according to dangerous grade.
The utility model is provided with the alarm lamps with different luminous colors, the gas danger represented by different luminous colors is different, when the gas concentration is lower than 0.3 percent, the normal operation can be carried out, and the green alarm lamp is continuously lightened and does not flicker; when the gas concentration is within the range of 0.3-0.5%, the operator needs to pay high attention, the electromechanical equipment needs to be extinguished, corresponding measures are actively taken, and the yellow alarm lamp is turned on and flickers; when the gas concentration reaches above 0.5%, all underground operations are stopped, the electromechanical equipment is flamed out, corresponding measures are taken or the underground operation is evacuated under the command of a remote monitoring center, and at the moment, the red alarm lamp is lightened and quickly flickers.
As an optimal technical scheme, wireless communication module include electric connection's memory, baseband chip, radio frequency transceiver circuit and external antenna in proper order, memory circuit connection the singlechip, control module pass through wireless network transmission to remote monitoring center with the gas concentration data and the wind direction data that acquire.
It should be noted that the gas concentration sensor collects gas concentration signals, the gas concentration signals are transmitted to the single chip microcomputer for storage and management after being amplified by the amplifying circuit and A/D conversion, the gas concentration data are transmitted by the wireless communication module, adjacent gas detection devices mutually transmit the data until the data are transmitted to the underground monitoring base station, and the data are transmitted to the remote monitoring center through the switch network equipment for general scheduling of engineers, so that ground personnel can know the gas concentration condition under a mine in real time, remote monitoring can be carried out outside the site, and the personnel can be timely notified to the site for processing through the remote monitoring at night or when no person exists in the construction site.
As an optimal technical scheme of the utility model, induced air module include motor and the flabellum that the transmission is connected, the motor is used for driving the flabellum rotatory to with the air suction in the external environment in the casing.
The air inlet main pipe is internally provided with a support, and the fan blades are fixed on the support.
As an optimal technical scheme, the lateral surface of casing still is provided with the human-computer interaction module, the human-computer interaction module include display screen and operating panel, display screen and operating panel electric connection respectively the singlechip.
The early warning device provided by the utility model is also provided with a display screen and an operation panel, thereby not only realizing automatic early warning alarm, but also displaying the environmental information of the current detection point in real time, including gas concentration, wind direction and the like, and being convenient for the operators to check; in addition, other sensors such as a dust sensor, a temperature sensor and a pressure sensor can be additionally arranged, so that the early warning device can serve as an environment detection point, and operating personnel can check various kinds of environment information of the current detection point in real time and avoid danger in a time-based manner.
As an optimized technical scheme of the utility model, the inside power module that still is provided with of casing, power module be electric connection respectively motion module, detection sensing module, audible-visual alarm module, wireless communication module and control module for to motion module, detection sensing module, audible-visual alarm module, wireless communication module and control module power supply.
The utility model discloses still be equipped with stand-by power supply, when power module breaks down and needs the maintenance, can carry out emergency treatment, provide the stand-by power consumption, do not influence early warning device's continuation operation.
As an optimal technical scheme of the utility model, the gas outlet of air intake manifold is provided with the filter screen.
The utility model discloses be provided with the filter screen in inlet manifold's gas outlet, filter the air of suction, in avoiding a large amount of dust entering casing in the pit, influence electronic components's life, prevent that the dust in the pit from causing the damage to electronic components.
The utility model provides an early warning device's theory of operation does:
(1) starting an induced draft module, sucking air with different heights and different directions into the shell, and detecting the concentration of gas in the air sucked into the shell through a gas concentration sensor;
(2) the gas concentration sensor collects a gas concentration signal, the gas concentration signal is transmitted to the single chip microcomputer for storage and processing after being amplified by the amplifying circuit and A/D conversion, the alarm lamp and the buzzer are controlled according to a processing result, when the gas concentration is lower than 0.3%, normal operation can be performed, the green alarm lamp is continuously turned on and does not flicker, and the buzzer is turned off; when the gas concentration is within the range of 0.3-0.5%, the operator needs to pay high attention, the electromechanical equipment needs to be extinguished, corresponding measures are actively taken, the yellow alarm lamp is turned on and flickers, and the buzzer is turned on; when the gas concentration reaches above 0.5%, stopping all underground operations, extinguishing the electromechanical equipment, taking corresponding measures or evacuating under the command of a remote monitoring center, lighting a red alarm lamp and flashing rapidly, and starting a buzzer and giving out a harsh buzzing;
(3) the single chip microcomputer controls the alarm lamp and the buzzer, meanwhile, the gas concentration data collected by the gas concentration sensor and the wind direction data detected by the wind direction sensor are transmitted to the remote monitoring center through the wireless network, the remote monitoring center judges the dangerous case danger degree according to the gas concentration data, and if the dangerous case needs to be evacuated, underground operation personnel are instructed to evacuate in time.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a regional safety precaution device of gas disaster can gather in real time and show the regional current gas concentration value in early warning device place to make corresponding warning decision, effectively prevent the incident that gas burning or explosion arouse. The air of equidirectional not in the same horizontal plane can be gathered simultaneously through setting up the many following inlet branch pipes of radial distribution, the module that admits air is driven with the help of the motion module simultaneously and is moved in vertical direction, gather the air of co-altitude not, the all-round collection to the air in the disaster area has been realized, the content of gas in the detection air that can be more comprehensive, the monitoring range of the device has been improved greatly, make the device can in time accurately monitor and the early warning the gas leakage condition, simultaneously can also carry out real-time remote monitoring, in time forecast the gas dangerous situation of check point and inform personnel of withdrawing in the pit.
Drawings
Fig. 1 is a safety pre-warning device for a gas disaster area according to an embodiment of the present invention;
fig. 2 is a top view of an air intake module according to an embodiment of the present invention;
wherein, 1-an air inlet branch pipe; 2-an air inlet main pipe; 3-a motion module; 4-a sound and light alarm module; 5-a wireless communication module; 6-detecting a sensing module; 7-a control module; 8-remote monitoring center.
Detailed Description
It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.
It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" in the description of the present invention are to be construed broadly, and may for example be fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In a specific embodiment, the utility model provides a regional safety precaution device of gas disaster, regional safety precaution device of gas disaster as shown in figure 1, including the casing, the top of casing is provided with air intake module, and air intake module includes three piece at least air inlet branch 1 and an air intake manifold 2, and air intake manifold 2's air inlet is inserted simultaneously to air inlet branch 1's one end, and air inlet branch 1 is radial distribution (as shown in figure 2, is provided with three air inlet branch among this specific embodiment, is the crisscross setting and communicates each other), is provided with the induced air module in the air intake manifold 2, the induced air module is arranged in with the air suction casing in the external environment.
Be provided with motion module 3 in the casing, the gas outlet of inlet manifold 2 stretches into inside the casing and is connected with motion module 3, and motion module 3 drives the module of admitting air and removes along vertical direction.
The gas disaster area safety early warning device further comprises a detection sensing module 6, an audible and visual alarm module 4, a wireless communication module 5 and a control module 7, wherein the detection sensing module 6, the audible and visual alarm module 4 and the wireless communication module 5 are respectively and independently electrically connected with the control module 7, and the detection sensing module 6 comprises a gas concentration sensor.
The utility model provides a regional safety precaution device of gas disaster can gather in real time and show the regional current gas concentration value in early warning device place to make corresponding warning decision, effectively prevent the incident that gas burning or explosion arouse. Through setting up the air of the equidirectional air in the radial distribution of following more 1 air inlet branch pipes can gather simultaneously in the same horizontal plane, drive the module of admitting air simultaneously with the help of motion module 3 and move in the vertical direction, gather the air of co-altitude, the all-round collection to air in the calamity area has been realized, the content of gas in the detection air that can be more comprehensive, the monitoring range of the device has been improved greatly, make the device can in time accurately monitor and the early warning the gas leakage condition, simultaneously can also carry out real-time remote monitoring, in time forecast the gas dangerous situation of check point and inform personnel in the pit to withdraw.
Further, the control module 7 is located inside the housing and includes an amplifying circuit, a filter, an a/D converter and a single chip microcomputer which are electrically connected in sequence.
It should be noted that can set up a plurality ofly in the pit the utility model provides an early warning device to form the monitoring network, gas concentration sensor gathers gas concentration signal, conveys storage and processing in the singlechip after amplifier circuit, AD conversion, controls audible-visual alarm module 4 according to the treatment result, and borrows by wireless communication module 5 to 8 transmission environmental data in remote monitoring center.
Further, detect sensing module 6 and still include wind direction sensor, and gas concentration sensor is located the casing inside, and wind direction sensor is located the casing outer wall, and gas concentration sensor and wind direction sensor are the independent electric connection singlechip respectively.
The gas concentration sensor is used for detecting the concentration of gas sucked into the shell, the wind direction sensor is used for detecting the wind direction of the detection point, a dangerous area with relatively high gas concentration can be qualitatively judged by combining the gas concentration and the wind direction data of the current detection point, the occurrence time and the occurrence place of a gas outburst accident can be timely and accurately judged, the outburst accident spread range is imaged, underground personnel disaster-avoiding routes are determined according to the wind direction data, specific measures for handling the accident can be timely determined and implemented, the gas explosion dangerous case which possibly occurs after the gas outburst accident occurs can be avoided, and the loss caused by the accident can be reduced to the minimum.
Further, audible and visual alarm module 4 includes bee calling organ and at least one alarm lamp, and singlechip electric connection bee calling organ and alarm lamp respectively, singlechip are according to the gas concentration data control bee calling organ and the alarm lamp of gas concentration sensor transmission.
Further, the number of the alarm lamps is 3, the color of each alarm lamp is different, and the alarm lamps are divided into a red alarm lamp, a yellow alarm lamp and a green alarm lamp from high to low according to the danger level.
The gas danger degrees represented by different luminous colors are different, when the gas concentration is lower than 0.3%, normal operation can be performed, and at the moment, the green alarm lamp is continuously lightened and does not flicker; when the gas concentration is within the range of 0.3-0.5%, the operator needs to pay high attention, the electromechanical equipment needs to be extinguished, corresponding measures are actively taken, and the yellow alarm lamp is turned on and flickers; when the gas concentration reaches above 0.5%, all underground operations are stopped, the electromechanical equipment is flamed out, corresponding measures are taken or the underground operation is evacuated under the command of the remote monitoring center 8, and at the moment, the red alarm lamp is lightened and quickly flickers.
Further, wireless communication module 5 includes memory, baseband chip, radio frequency transceiver circuit and external antenna of electric connection in proper order, and memory circuit connection singlechip, control module 7 transmit the gas concentration data and the wind direction data that obtain to remote monitoring center 8 through wireless network.
Gas concentration sensor gathers gas concentration signal, through amplifier circuit, convey storage and management in the singlechip after the AD conversion, gas concentration data is transmitted by wireless communication module 5, adjacent gas detection device sends data each other, until conveying underground monitoring base station, convey remote monitoring center 8 through switch network equipment again, supply engineer's master control, help ground personnel to know the gas concentration condition in the ore deposit in real time, can carry out remote monitoring outside the scene, when night or job site nobody time, accessible remote monitoring in time notifies personnel to handle to the scene.
Furthermore, the induced draft module includes motor and the flabellum of transmission connection, and the motor is used for driving the flabellum rotatory to with the air suction in the external environment in the casing.
A support is arranged in the air inlet main pipe 2, and the fan blades are fixed on the support.
Furthermore, the outer side surface of the shell is also provided with a human-computer interaction module, the human-computer interaction module comprises a display screen and an operation panel, and the display screen and the operation panel are respectively and electrically connected with the single chip microcomputer.
By arranging the display screen and the operation panel, the automatic early warning and alarming are realized, and the environmental information of the current detection point, including gas concentration, wind direction and the like, can be displayed in real time, so that the operation personnel can conveniently check the information; in addition, other sensors such as a dust sensor, a temperature sensor and a pressure sensor can be additionally arranged, so that the early warning device can serve as an environment detection point, and operating personnel can check various kinds of environment information of the current detection point in real time and avoid danger in a time-based manner.
Further, the inside power module that still is provided with of casing, power module electric connection motion module 3, detection sensing module 6, audible and visual alarm module 4, wireless communication module 5 and control module 7 respectively for to motion module 3, detect sensing module 6, audible and visual alarm module 4, wireless communication module 5 and control module 7 power supply.
The utility model discloses still be equipped with stand-by power supply, when power module breaks down and needs the maintenance, can carry out emergency treatment, provide the stand-by power consumption, do not influence early warning device's continuation operation.
Further, a filter screen is arranged at the air outlet of the air inlet main pipe 2.
The filter screen filters the air of suction, avoids in the pit a large amount of dust to get into in the casing, influences electronic components's life, prevents that the dust in the pit from causing the damage to electronic components.
In another specific embodiment, the operation principle of the warning device is as follows:
(1) starting an induced draft module, sucking air with different heights and different directions into the shell, and detecting the concentration of gas in the air sucked into the shell through a gas concentration sensor;
(2) the gas concentration sensor collects a gas concentration signal, the gas concentration signal is transmitted to the single chip microcomputer for storage and processing after being amplified by the amplifying circuit and A/D conversion, the alarm lamp and the buzzer are controlled according to a processing result, when the gas concentration is lower than 0.3%, normal operation can be performed, the green alarm lamp is continuously turned on and does not flicker, and the buzzer is turned off; when the gas concentration is within the range of 0.3-0.5%, the operator needs to pay high attention, the electromechanical equipment needs to be extinguished, corresponding measures are actively taken, the yellow alarm lamp is turned on and flickers, and the buzzer is turned on; when the gas concentration reaches above 0.5%, stopping all underground operations, extinguishing the electromechanical equipment, taking corresponding measures or evacuating under the command of the remote monitoring center 8, lighting the red alarm lamp and flashing rapidly, and starting the buzzer and giving out a harsh buzzing;
(3) the singlechip controls the alarm lamp and the buzzer, transmits the gas concentration data collected by the gas concentration sensor and the wind direction data detected by the wind direction sensor to the remote monitoring center 8 through a wireless network, and the remote monitoring center 8 judges the dangerous case degree according to the gas concentration data and commands underground operators to evacuate in time if the dangerous case needs to be evacuated.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. The safety early warning device for the gas disaster area is characterized by comprising a shell, wherein an air inlet module is arranged at the top of the shell and comprises at least three air inlet branch pipes and an air inlet main pipe, one ends of the air inlet branch pipes are simultaneously connected with an air inlet of the air inlet main pipe, the air inlet branch pipes are distributed in a radial shape, an air inducing module is arranged in the air inlet main pipe and is used for pumping air in the external environment into the shell;
the shell is internally provided with a motion module, an air outlet of the air inlet main pipe extends into the shell and is connected with the motion module, and the motion module drives the air inlet module to move along the vertical direction;
the gas disaster area safety early warning device further comprises a detection sensing module, an acousto-optic alarm module, a wireless communication module and a control module, wherein the detection sensing module, the acousto-optic alarm module and the wireless communication module are respectively and independently electrically connected with the control module, and the detection sensing module comprises a gas concentration sensor.
2. The gas disaster area safety precaution device of claim 1, wherein the control module is located inside the housing and comprises an amplifying circuit, a filter, an A/D converter and a single chip microcomputer which are electrically connected in sequence.
3. The gas disaster area safety precaution device of claim 2, wherein the detection sensing module further comprises a wind direction sensor, the gas concentration sensor is located inside the housing, the wind direction sensor is located on the outer wall of the housing, and the gas concentration sensor and the wind direction sensor are respectively and independently electrically connected to the single chip microcomputer.
4. The gas disaster area safety precaution device of claim 3, wherein the sound and light alarm module comprises a buzzer and at least one alarm lamp, the single chip microcomputer is electrically connected with the buzzer and the alarm lamp respectively, and the single chip microcomputer controls the buzzer and the alarm lamp according to the gas concentration data transmitted by the gas concentration sensor.
5. The gas disaster area safety precaution device of claim 4, wherein the number of the alarm lamps is 3 and the color of each alarm lamp is different, and the alarm lamps are classified into a red alarm lamp, a yellow alarm lamp and a green alarm lamp according to the danger level from high to low.
6. The gas disaster area safety early warning device as claimed in claim 2, wherein the wireless communication module comprises a memory, a baseband chip, a radio frequency transceiver circuit and an external antenna which are electrically connected in sequence, the memory circuit is connected with the single chip microcomputer, and the control module transmits the acquired gas concentration data and the acquired wind direction data to the remote monitoring center through a wireless network.
7. The gas disaster area safety precaution device of claim 1, wherein the induced draft module comprises a motor and a fan blade which are in transmission connection, the motor is used for driving the fan blade to rotate, so as to draw air in the external environment into the housing;
the air inlet main pipe is internally provided with a support, and the fan blades are fixed on the support.
8. The gas disaster area safety early warning device of claim 2, wherein the outer side of the housing is further provided with a human-computer interaction module, the human-computer interaction module comprises a display screen and an operation panel, and the display screen and the operation panel are respectively and electrically connected with the single chip microcomputer.
9. The gas disaster area safety precaution device of claim 1, wherein a power supply module is further arranged inside the housing, and the power supply module is electrically connected to the motion module, the detection sensing module, the sound and light alarm module, the wireless communication module and the control module respectively, and is used for supplying power to the motion module, the detection sensing module, the sound and light alarm module, the wireless communication module and the control module.
10. The gas disaster area safety precaution device of claim 1, wherein the air outlet of the air inlet main is provided with a filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121532301.0U CN215180161U (en) | 2021-07-07 | 2021-07-07 | Gas disaster area safety early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121532301.0U CN215180161U (en) | 2021-07-07 | 2021-07-07 | Gas disaster area safety early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215180161U true CN215180161U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121532301.0U Expired - Fee Related CN215180161U (en) | 2021-07-07 | 2021-07-07 | Gas disaster area safety early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215180161U (en) |
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2021
- 2021-07-07 CN CN202121532301.0U patent/CN215180161U/en not_active Expired - Fee Related
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Granted publication date: 20211214 |