CN215727122U - Gas monitoring device of gas mask - Google Patents
Gas monitoring device of gas mask Download PDFInfo
- Publication number
- CN215727122U CN215727122U CN202121298727.4U CN202121298727U CN215727122U CN 215727122 U CN215727122 U CN 215727122U CN 202121298727 U CN202121298727 U CN 202121298727U CN 215727122 U CN215727122 U CN 215727122U
- Authority
- CN
- China
- Prior art keywords
- gas
- environment detection
- sensor array
- module
- environment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Emergency Alarm Devices (AREA)
Abstract
The utility model discloses a gas monitoring device of a gas mask, which comprises an environment detection cavity connected with the outer surface of a gas mask air feeder body, wherein an environment detection mechanism consisting of an environment detection sensor array, a buzzer, a motion sensor and a positioning module is connected in the environment detection cavity; the inner wall of the body of the gas mask air feeder is connected with a tail gas detection assembly plate, and the tail gas detection assembly plate is connected with a tail gas detection mechanism consisting of a power supply conversion module, a tail gas detection sensor array, a microcontroller and a Bluetooth module; the device also comprises a battery, a power supply conversion module and an air extraction module. The gas monitoring device and the gas mask blower are designed in an integrated manner, so that the intelligent degree and the use safety of the existing gas masks are greatly improved.
Description
Technical Field
The utility model belongs to the technical field of gas monitoring devices, and particularly relates to a gas monitoring device of a gas mask.
Background
At present, the intelligent degree of the air supply type gas mask is low, the existing air supply type gas mask cannot monitor the concentration of various environmental toxic gases and the concentration of various tail gases, and meanwhile, the existing air supply type gas mask does not have the functions of positioning, motion state early warning and environment and tail gas concentration monitoring early warning, so that the air supply type gas mask is limited in use, and potential risks are brought to operating personnel in the operation process.
For example, patent No. CN208274852U provides a gas mask, which can monitor the concentration of protective gas in the environment, and provides a voice communication function to facilitate real-time feedback communication; however, it cannot provide monitoring of the protection threshold value for a plurality of different protective gases at the same time, and when a user is in a workplace with a complex gas environment, it is difficult to effectively acquire important information as to whether the gas penetrates the protection of the gas mask, and voice communication is affected by various conditions of the site environment, the familiarity of the operating personnel to the working environment, and the communication mode, and it is difficult to obtain a good safety effect.
For example, patent No. CN207439463U provides a device for measuring internal parameters of a gas mask, which can measure temperature and humidity information, air pressure, and toxic gas concentration inside the gas mask and transmit remote data to send out a warning, but it does not have a function of actively detecting the state of a person wearing the gas mask, and only can determine danger only through the external environment, but cannot effectively know the safety of an operator, and data transmission is easily affected by the environment to cause poor timeliness, which is not beneficial to timely evacuating and protecting the safety of the operator.
For example, patent No. CN 106166340 a provides an intelligent gas mask for fire escape, which can be located by a tracker so that firefighters can inquire and guide the escape route of the wearer; but only the positioning device is used for positioning, so that the motion state of the wearer is difficult to effectively and accurately know, the real-time state of the wearer in a toxic gas environment cannot be analyzed, and the safety of the wearer is not protected.
In view of the above drawbacks, it is urgently needed to design a gas monitoring device for a gas mask, which can simultaneously cope with complex gas environments of various different protective gases, can be positioned in real time, and analyze the health condition of a wearer through a motion state, so as to combine the gas protection penetration condition of the gas mask to give an early warning in real time.
Disclosure of Invention
The utility model aims to provide a gas monitoring device of a gas mask, which aims to monitor the concentration of various environmental gases and the concentration of various tail gases, provide positioning, early warning of motion states and monitoring and early warning functions of environment and tail gas concentration, wirelessly transmit data to an information terminal, and greatly improve the intelligent degree and the use safety of the conventional gas mask due to the integrated design of the gas monitoring device and a gas mask blower.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a gas monitoring device of a gas mask comprises a gas mask air feeder body, wherein the outer surface of the gas mask air feeder body is connected with an environment detection cavity, and an environment detection mechanism is connected in the environment detection cavity; the inner wall of the body of the gas mask air feeder is connected with a tail gas detection assembly plate, and a tail gas detection mechanism is connected on the tail gas detection assembly plate; the internal battery that is provided with of respirator air feeder is connected with power conversion module, provides the power for the device.
Preferably, the environment detection mechanism comprises an environment detection sensor array, a buzzer, a motion sensor and a positioning module; the buzzer type number is preferably JHIC0013a07F 02F.
Preferably, an air extraction module is arranged inside the environment detection cavity, the air extraction module is arranged on one side inside the environment detection cavity, external environment air is extracted into the environment detection cavity through an air inlet or an air extraction opening, and the extracted air passes through the environment detection sensor array and is then exhausted through an air outlet; the air pumping module is preferably a miniature air pump driven by a driving mechanism.
Preferably, the tail gas detection mechanism comprises a power supply conversion module, a tail gas detection sensor array, a microcontroller and a Bluetooth module; the power conversion module can provide various voltage outputs.
Furthermore, the preferable model of the microcontroller is LPC2138, and the preferable model of the Bluetooth module is SKB 369; the Bluetooth module can be replaced by other wireless transmission modules, such as a WIFI module; the power conversion module is preferably LM2596 or AMS 1117-3.
Preferably, the tail gas detection sensor array, the Bluetooth module, the environment detection sensor array, the buzzer, the motion sensor, the positioning module and the air extraction module are respectively and electrically connected with the microcontroller; the power conversion module converts the battery and provides multi-path voltage output.
Furthermore, the positioning module can be a GPS positioning module with the model number of SKG 08A.
Preferably, the exhaust gas detection sensor array comprises a plurality of MEMS gas sensors and a signal conditioning unit.
Preferably, the environment detection sensor array comprises a plurality of MEMS gas sensors, temperature and humidity sensors and signal conditioning units.
Preferably, the temperature and humidity sensor is a CYBERSEN temperature and humidity sensor with the model of CHT 11.
Preferably, the motion sensor is a 6-axis MEMS motion sensor; the preferred model for the 6-axis MEMS motion sensor is MPU 6050.
Preferably, the MEMS sensor comprises a plurality of MEMS sensors, and the type of the MEMS sensor is consistent with the type of the toxic gas protection corresponding to the gas mask canister; the MEMS sensor models are preferably SMD1007, SMD1013B, SMD1003, SMD1001, SMD1002 and SMD 1015.
The utility model has the beneficial effects that:
the utility model can simultaneously monitor the concentration of various environmental gases and the concentration of various tail gases, is beneficial to being used in a complex working environment with various toxic gases, and simultaneously sets independent penetration threshold values for different gases to warn, thereby effectively ensuring the safety of operation; meanwhile, functions of positioning, motion state early warning and environment and tail gas concentration monitoring early warning are provided, the high-risk environment and the dangerous use state of the gas mask are warned in real time through the micro control and the buzzer, good timeliness is achieved, the environment condition and the working condition of the gas mask can be fed back to a wearer at the first time, and the wearer can avoid the situation in time; the data are wirelessly transmitted to the information terminal, and the information terminal can prompt nearby operators and a command center to carry out rescue by analyzing, judging and early warning the motion state of the wearer per se, so that the situation that the wearer stays in a dangerous environment for a long time due to an emergency is avoided; through the integrated design of gas monitoring device and gas mask air feeder, simple structure, convenient operation, gas concentration detection is accurate, has greatly improved current gas mask's intelligent degree and safety in utilization.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a block diagram of the internal structure of the present invention;
FIG. 3 is a schematic diagram of an arrangement of an environmental sensor array according to the present invention;
FIG. 4 is a schematic diagram of an array of exhaust gas detection sensors according to the present invention;
FIG. 5 is a block diagram of the overall circuit configuration of the present invention;
FIG. 6 is a circuit diagram of a microcontroller, pumping module, and buzzer in accordance with the present invention;
FIG. 7 is a circuit diagram of an array of exhaust gas detection sensors and an array of environmental detection sensors according to the present invention;
FIG. 8 is a circuit diagram of a Bluetooth module and motion sensor in accordance with the present invention;
FIG. 9 is a circuit diagram of a positioning module of the present invention;
FIG. 10 is a circuit diagram of a power conversion module according to the present invention;
the reference numbers in the figures are: battery 1, power conversion module 2, tail gas detection sensor array 3, microcontroller 4, bluetooth module 5, environmental detection sensor array 6, bee calling organ 7, motion sensor 8, orientation module 9, air exhaust module 10, tail gas detection assembly plate 11, environmental detection chamber 12.
Detailed Description
Example 1:
as shown in fig. 1 to 10, a gas monitoring device for a gas mask includes a gas mask blower body, an environment detection cavity 12 connected to an outer surface of the gas mask blower body, and an environment detection mechanism connected to the environment detection cavity 12; the inner wall of the body of the gas mask air feeder is connected with a tail gas detection assembly plate 11, and the tail gas detection assembly plate 11 is connected with a tail gas detection mechanism; the internal battery 1 that is provided with of respirator air feeder is connected with power conversion module 2, provides the power for the device.
Preferably, the environment detection mechanism comprises an environment detection sensor array 6, a buzzer 7, a motion sensor 8 and a positioning module 9; buzzer 7 is preferably jhric 0013a07F 02F.
Preferably, an air extraction module 10 is arranged inside the environment detection cavity 12, the air extraction module 10 is arranged on one side inside the environment detection cavity 12, external environment air is extracted into the environment detection cavity 12 through an air inlet or an air extraction opening, and the extracted air passes through the environment detection sensor array 6 and is then exhausted through an air outlet; the air extraction module 10 is preferably a miniature air pump driven by a drive mechanism.
Preferably, the tail gas detection mechanism comprises a power supply conversion module 2, a tail gas detection sensor array 3, a microcontroller 4 and a Bluetooth module 5; the power conversion module 2 can provide various voltage outputs.
Further, the type of the microcontroller 4 is preferably LPC2138, and the type of the Bluetooth module 5 is preferably SKB 369; the Bluetooth module 5 can be replaced by other wireless transmission modules, such as WIFI modules; the power conversion module 2 is preferably LM2596 or AMS1117-3 in model number.
Preferably, the tail gas detection sensor array 3, the bluetooth module 5, the environment detection sensor array 6, the buzzer 7, the motion sensor 8, the positioning module 9 and the air extraction module 10 are respectively electrically connected with the microcontroller 4; the power conversion module 2 converts the battery 1 and provides multiple voltage outputs.
Further, various data are processed and operated through the microcontroller 4; transmitting the device data to the external device through the bluetooth module 5; an early warning prompt sound signal is sent out through a buzzer 7; the motion state of the operator is detected through the motion sensor 8, the motion conditions of the operator such as stillness and the like are monitored, and early warning under the conditions of operator poisoning and the like is provided; the positioning module 9 can be used for positioning the operators and timely mastering the position information of the operators; the environmental gas pumped by the pumping module 10 flows to the environmental detection sensor array 6 through the environmental detection cavity 12, so that the environmental detection sensor array 6 can detect the environmental gas more easily and accurately, especially the concentration of the low-concentration environmental gas.
Further, the positioning module 9 can be a GPS positioning module 9 with model number SKG 08A.
Preferably, the exhaust gas detection sensor array 3 comprises a plurality of MEMS gas sensors and a signal conditioning unit; the exhaust gas detection sensor array 3 can be used for detecting the concentration of various gases in the exhaust gas.
Preferably, the environment detection sensor array 6 comprises a plurality of MEMS gas sensors, temperature and humidity sensors, and signal conditioning units inside respectively; the environmental detection sensor array 6 can detect the concentration and the temperature and humidity of various gases in the environment.
Preferably, the temperature and humidity sensor is a CYBERSEN temperature and humidity sensor with the model of CHT 11.
Preferably, the motion sensor 8 is a 6-axis MEMS motion sensor 8; the 6-axis MEMS motion sensor 8 is preferably of the type MPU 6050.
Preferably, the MEMS sensor comprises a plurality of MEMS sensors, and the type of the MEMS sensor is consistent with the type of the toxic gas protection corresponding to the gas mask canister; the MEMS sensor models are preferably SMD1007, SMD1013B, SMD1003, SMD1001, SMD1002 and SMD 1015.
Example 2:
the use method of the gas monitoring device of the gas mask comprises the following steps:
s1, initializing the tail gas detection sensor array 3, the microcontroller 4, the Bluetooth module 5, the environment detection sensor array 6, the buzzer 7, the motion sensor 8, the positioning module 9 and the air extraction module 10, and turning on the microcontroller 4 to interrupt the system;
s2, driving the air extraction module 10 to work;
s3, reading the data of the positioning module 9;
s4, reading the motion sensor 8 data;
s5, reading data of the tail gas detection sensor array 3 and the environment detection sensor array 6;
s6, setting an independent environment high concentration threshold value for each gas according to the gas types suitable for canister protection, forming an environment high concentration threshold value database by a plurality of environment high concentration threshold values simultaneously, and comparing the data of the environment detection sensor array 6 with the corresponding environment high concentration threshold value database by the microcontroller 4;
s7, setting an independent tail gas penetration threshold value for each gas according to the gas types suitable for canister protection, forming a tail gas penetration threshold value database by a plurality of tail gas penetration threshold values simultaneously, and comparing the data of the tail gas detection sensor array 3 with the corresponding tail gas penetration threshold value database by the microcontroller 4;
s8, when the data of the environment detection sensor array 6 is larger than the environment high concentration threshold value of any kind of gas in the environment high concentration threshold value database, the microcontroller 4 drives the buzzer 7 to give an alarm;
s9, when the data of the tail gas detection sensor array 3 is larger than the tail gas penetration threshold of any kind of gas in the tail gas penetration threshold database, the microcontroller 4 drives the buzzer 7 to give an alarm; the microcontroller 4 carries out operation analysis on the data of the motion sensor 8, judges the motion state of an operator, and when the static state of the operator is judged to be more than 15 seconds, the microcontroller 4 drives the buzzer 7 to give an alarm; in each alarm state, the frequencies of the alarm sounds of the buzzer 7 are different, so that operators can distinguish which alarm is;
s10, the Bluetooth module 5 transmits real-time data such as the tail gas detection sensor array 3, the environment detection sensor array 6, the motion sensor 8, the positioning module 9, alarm information and the like to an external information terminal; sending the information to a command center through an information terminal;
s11, loop S2 to S10, continuously monitor in real time.
Example 3:
the working process and the working principle of the utility model are as follows:
when the gas monitoring device of the gas mask works, microcontroller 4 sends control command control air exhaust module 10 to start, begin to extract ambient gas, the ambient gas that air exhaust module 10 extracted flows to environment detection sensor array 6 through environment detection cavity 12, so that environment detection sensor array 6 is easier and more accurate to detect ambient gas, microcontroller 4 reads orientation module 9 data, microcontroller 4 reads motion sensor 8 data, microcontroller 4 reads tail gas detection sensor array 3, environment detection sensor array 6 data, microcontroller 4 handles above-mentioned data.
The microcontroller 4 compares the concentration data of various gases in the environment detection sensor array 6 with corresponding environment high concentration threshold values, and when the data of the environment detection sensor array 6 is greater than any environment high concentration threshold value, the microcontroller 4 sends a control instruction to drive the buzzer 7 to give an alarm; meanwhile, the microcontroller 4 compares the concentration data of various gases in the tail gas detection sensor array 3 with corresponding tail gas penetration threshold values, and when the data of the tail gas detection sensor array 3 is larger than any tail gas penetration threshold value, the microcontroller 4 sends a control instruction to drive the buzzer 7 to give an alarm; microcontroller 4 carries out operation analysis to motion sensor 8 data, judges the operation personnel motion state, and when judging that operation personnel quiescent condition is greater than 15 seconds, then think that the operation personnel appears the abnormal conditions such as poisoning, microcontroller 4 sends control command drive bee calling organ 7 and reports to the police, and the suggestion other operation personnel look over the condition and carry out rescue, ensure that operation personnel life safety is complete.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the utility model.
Claims (9)
1. The utility model provides a gas monitoring device of gas mask, includes gas mask air feeder body, its characterized in that: the outer surface of the body of the gas mask air feeder is connected with an environment detection cavity (12), and an environment detection mechanism is connected in the environment detection cavity (12); the inner wall of the body of the gas mask air feeder is connected with a tail gas detection assembly plate (11), and a tail gas detection mechanism is connected on the tail gas detection assembly plate (11); the internal battery (1) that is provided with of respirator air feeder is connected with power conversion module (2), provides the power for the device.
2. A gas mask gas monitoring device according to claim 1, wherein: the environment detection mechanism comprises an environment detection sensor array (6), a buzzer (7), a motion sensor (8) and a positioning module (9).
3. A gas mask gas monitoring device according to claim 1, wherein: the environment detection cavity (12) is internally provided with an air pumping module (10), the air pumping module (10) is arranged on one side inside the environment detection cavity (12), external environment gas is pumped to the inside of the environment detection cavity (12) through an air inlet, and the pumped gas passes through the environment detection sensor array (6) and is discharged through an air outlet.
4. A gas mask gas monitoring device according to claim 1, wherein: the tail gas detection mechanism comprises a power supply conversion module (2), a tail gas detection sensor array (3), a microcontroller (4) and a Bluetooth module (5).
5. A respirator gas monitoring apparatus according to claim 4, wherein: the tail gas detection sensor array (3), the Bluetooth module (5), the environment detection sensor array (6), the buzzer (7), the motion sensor (8), the positioning module (9) and the air extraction module (10) are respectively and electrically connected with the microcontroller (4); the power supply conversion module (2) converts the battery (1) and provides multi-path voltage output.
6. A respirator gas monitoring apparatus according to claim 4, wherein: the tail gas detection sensor array (3) comprises a plurality of MEMS gas sensors and a signal conditioning unit.
7. A respirator gas monitoring apparatus according to claim 2, wherein: the environment detection sensor array (6) is internally provided with a plurality of MEMS gas sensors, temperature and humidity sensors and signal conditioning units respectively.
8. A respirator gas monitoring apparatus according to claim 2, wherein: the motion sensor (8) is a 6-axis MEMS motion sensor.
9. A respirator gas monitoring apparatus according to claim 6 or 7, wherein: the MEMS sensor comprises a plurality of MEMS sensors, and the types of the MEMS sensors are consistent with the types of toxic gas protection corresponding to the gas mask canister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121298727.4U CN215727122U (en) | 2021-06-10 | 2021-06-10 | Gas monitoring device of gas mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121298727.4U CN215727122U (en) | 2021-06-10 | 2021-06-10 | Gas monitoring device of gas mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215727122U true CN215727122U (en) | 2022-02-01 |
Family
ID=80041177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121298727.4U Active CN215727122U (en) | 2021-06-10 | 2021-06-10 | Gas monitoring device of gas mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215727122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390688A (en) * | 2021-06-10 | 2021-09-14 | 湖北华强科技股份有限公司 | Gas monitoring device of gas mask and using method |
-
2021
- 2021-06-10 CN CN202121298727.4U patent/CN215727122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390688A (en) * | 2021-06-10 | 2021-09-14 | 湖北华强科技股份有限公司 | Gas monitoring device of gas mask and using method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113390688A (en) | Gas monitoring device of gas mask and using method | |
| EP3734563B1 (en) | Systems and methods for robust man-down alarms | |
| KR20110053107A (en) | A safe control system for harmful workshop | |
| CN109544853A (en) | A kind of smog coal gas detection method and detection system | |
| KR100936265B1 (en) | Portable sensor for monitoring industrial disaster in the manufacturing industry | |
| KR20110053826A (en) | A conplex network system for safe-monitoring the harmful workshop | |
| CN108318849A (en) | A kind of wireless sensor device and wireless detecting system | |
| KR101776138B1 (en) | Terminal and system for safety management based on embedded system | |
| CN103246256A (en) | Field production safety monitoring system for building construction and application method thereof | |
| CN215727122U (en) | Gas monitoring device of gas mask | |
| CN102580264A (en) | Intelligent alarm device of respirator | |
| CN203232543U (en) | A production safety monitoring system at a construction site | |
| CN213987744U (en) | Multifunctional indoor fire early warning device | |
| KR20110053827A (en) | A method of rlue for limiting working volume according as condition of the harmful workshop | |
| CN104305984B (en) | Fireman's life monitoring transmission system | |
| CN209492625U (en) | A kind of crawler type patrol security robot | |
| CN105788138A (en) | Rescue system and control method thereof | |
| CN111739253B (en) | Safe and energy-saving mine management system based on intelligent Internet of things and management method thereof | |
| CN102600564B (en) | Intelligent rescue suit with embedded poisonous gas monitoring and warning function | |
| CN201404610Y (en) | Warning system used in fire fighting site | |
| CN212233321U (en) | Multifunctional helmet | |
| CN111602919A (en) | Multifunctional helmet | |
| CN208283748U (en) | A kind of intelligent fire dress system | |
| CN217015195U (en) | Novel fire control system | |
| CN219202451U (en) | Intelligent evacuation guiding device in building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |