Gas intelligent safety monitoring self-rescue system and method for limited space operationTechnical Field
The invention relates to the technical field of rescue equipment, in particular to a gas intelligent safety monitoring self-rescue system and method for limited space operation.
Background
In recent years, the national emphasis has been placed on the industrial development of emergency rescue, but at present, the China is still a large country for exploitation, production and use of coal mines and non-coal mines, the existing mining industry mainly comprises large mining industry in China, and the monitoring and management level, measures, means and investment of safety production are greatly improved and all develop towards the automatic and intelligent directions.
The existing isolating type respirator, chemical oxygen self-rescuer and conventional isolating compressed oxygen self-rescuer can not detect the states of toxic and harmful gas content, hypoxia and the like of the working environment, and all the states need to be detected by means of professional gas detectors and the like.
In order to provide escape opportunities and safe and reliable work guarantee for workers in mining, chemical industry, municipal and special industries of coal mines and non-coal mines and workers needing to enter a disaster scene for rescue work, a self-solving device capable of monitoring the content and the oxygen content of toxic and harmful gases in a working environment, making intelligent judgment according to the change of the content, isolating the harmful gases from the environment and obtaining escape opportunities is required.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.
Therefore, the invention aims to provide the gas intelligent safety monitoring self-rescue system and method for the limited space operation, which can provide precious safety time for workers to safely evacuate from the site and ensure the lives of the workers.
In order to solve the technical problems, according to one aspect of the present invention, the following technical solutions are provided:
a gas intelligent safety monitoring self-rescue system for confined space operations, comprising:
The sampling end is used for sampling and analyzing the type and concentration value of the environmental gas in the working area;
the camera end is used for collecting and monitoring images of the working environment in real time in the working area;
The self-rescue machine is used for releasing preset media aiming at on-site toxic and harmful concentration values and enabling workers to temporarily isolate the toxic gas from being inhaled;
the host end is respectively connected with the sampling end, the camera end and the self-rescue machine through cables;
When the concentration value analyzed by the sampling end reaches a safety set value of the host end, the host end gives out audible and visual alarm, if the toxic and harmful gas suddenly exceeds the standard on site and approaches to the life of a human body, the host end immediately starts a self-rescue machine through data analysis, and the self-rescue machine rapidly releases a preset medium aiming at the toxic and harmful concentration value on site, so that the concentration of the toxic and harmful gas in the working environment on site is reduced.
As an optimal scheme of the gas intelligent safety monitoring self-rescue system for limited space operation, the sampling end is a pumping type sampling instrument.
As an optimal scheme of the gas intelligent safety monitoring self-rescue system for limited space operation, the invention comprises a camera end, a gas monitoring device and a gas monitoring device, wherein the camera end comprises a support base and a camera installed on the support base;
The camera is connected with the supporting base through a rotating shaft, and the camera can rotate relative to the supporting base.
As an optimal scheme of the gas intelligent safety monitoring self-rescue system for limited space operation, the self-rescue machine comprises a protective shell, an oxygen generator and a positive pressure type breathing mask, wherein the oxygen generator is electrically connected with the host end through a cable.
As an optimal scheme of the gas intelligent safety monitoring self-rescue system for limited space operation, the positive pressure type breathing mask comprises a mask surface, goggles and breathing valves, wherein the mask surface is attached to the face, the goggles are arranged on the mask surface, and the breathing valves are arranged on two sides of the mask surface.
As an optimal scheme of the gas intelligent safety monitoring self-rescue system for limited space operation, the invention is characterized in that the host end is provided with an audible and visual alarm, a liquid crystal display screen and a protective sleeve for protecting the cable end.
A gas intelligent safety monitoring self-rescue method for limited space operation comprises the following specific steps:
s1, a worker carries a sampling end, a camera end and a self-rescue machine to enter a limited space for operation, and is connected with a host end through cable aviation plug;
S2, starting a working sampling mode at a host end, sampling and analyzing the type and concentration value of the environmental gas in a working area by the sampling end, displaying the concentration value of the toxic and harmful gas in the current working environment on a host screen in real time, and simultaneously acquiring an image of the working environment in the working area by a camera end in real time and displaying the image on the host screen in real time;
s3, when the concentration value acquired by the sampling end touches the safety set value, the host end gives out an audible and visual alarm, and a monitoring person immediately informs a worker to withdraw from the working site; if the toxic and harmful gas suddenly exceeds the standard on site and approaches to the life of a human body, the host computer end can immediately start the self-rescue machine through data analysis, and the self-rescue opportunity rapidly releases preset media aiming at the toxic and harmful concentration value on site, so that the concentration of the toxic and harmful gas in the working environment on site is reduced, meanwhile, the positive pressure type breathing mask which is pre-placed in the self-rescue machine is taken out through the rapid switch button on the self-rescue machine, and operators can isolate the inhalation of the toxic gas by wearing the positive pressure type breathing mask.
Compared with the prior art, the invention has the following beneficial effects: the pumping type sampling end can rapidly sample and analyze the type and concentration value of the working environment gas, provide timely safety data guarantee for safety operation, and send out audible and visual alarm when the concentration value reaches a safety set value, so that monitoring staff can immediately inform the staff to evacuate the working site; if the toxic and harmful gas suddenly exceeds the standard on site and approaches to the life of a human body, the host device immediately starts the self-rescue machine through data analysis, and the self-rescue machine can quickly release preset media aiming at the toxic and harmful concentration value on site, so that the concentration of the toxic and harmful gas in the working environment on site is reduced, precious safety time is provided for workers to safely evacuate the site, and the life of the workers is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following detailed description will be given with reference to the accompanying drawings and detailed embodiments, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. Wherein:
FIG. 1 is a schematic diagram of the overall structure of the gas intelligent safety monitoring self-rescue system for limited space operation of the present invention;
Fig. 2 is a schematic diagram of the structure of a positive pressure type breathing mask of the gas intelligent safety monitoring self-rescue system for limited space operation.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings.
Next, the present invention will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The invention provides a gas intelligent safety monitoring self-rescue system and a gas intelligent safety monitoring self-rescue method for limited space operation, which can provide precious safety time for workers to safely evacuate from a site and guarantee the lives of the workers.
Fig. 1-2 are schematic structural diagrams of an embodiment of a gas intelligent safety monitoring self-rescue system for limited space operation of the present invention, referring to fig. 1-2, the main body portion of the gas intelligent safety monitoring self-rescue system for limited space operation includes a sampling end 100, a camera end 200, a self-rescue machine 300 and a self-rescue machine 300.
The sampling end 100 is used for sampling and analyzing the type and concentration value of the environmental gas in the working area, in this embodiment, the sampling end 100 is a pumping type sampling instrument, and the pumping type sampling instrument is different from passive diffusion type monitoring in that the pumping type sampling instrument can rapidly sample and analyze the type and concentration value of the working environmental gas, so that timely safety data guarantee is provided for safety operation.
The camera end 200 is used for capturing and monitoring images of a working environment in real time in a working area, and preferably, in the present embodiment, the camera end 200 includes a support base 210 and a camera 220 mounted on the support base 210, wherein the camera 220 is connected to the support base 210 through a rotation shaft, and the camera 220 can rotate relative to the support base 210 to correspond to a multi-directional visual angle.
The self-rescue machine 300 is used for releasing preset media for on-site toxic and harmful concentration values and temporarily isolating workers from inhaling toxic gases, and preferably, in the present embodiment, the self-rescue machine 300 comprises a protective housing 310, an oxygen generator 320 and a positive pressure type breathing mask 330, wherein the oxygen generator 320 is electrically connected with a host end 400 through a cable, if on-site sudden toxic and harmful gases rapidly exceed a standard and approach to the life of a human body, the host end 400 immediately starts the self-rescue machine 300 through data analysis, the self-rescue machine 300 rapidly releases preset media for on-site toxic and harmful concentration values, thereby reducing the concentration of toxic and harmful gases in an on-site working environment, and simultaneously, the worker takes out the positive pressure type breathing mask 330 pre-placed inside the self-rescue machine 300 through a rapid switch button on the self-rescue machine 300, and isolates inhaling toxic gases by wearing the positive pressure type breathing mask 330, and in the present embodiment, the positive pressure type breathing mask 330 comprises a mask 330a attached to the face, goggles 330b arranged on the face mask 330a and breathing valves 330c arranged on both sides of the face mask 330 a.
The host end 400 is respectively connected with the sampling end 100, the camera end 200 and the self-rescue machine 300 through cables, the host end 400 is provided with an audible and visual alarm 410, a liquid crystal display screen 420 and a protective sleeve 430 for protecting the end of the cable, when the concentration value analyzed by the sampling end 100 touches the safety set value of the host end 400, the host end 400 gives out audible and visual alarm, if the field sudden toxic and harmful gas exceeds the standard rapidly and approaches to the life of a human body, the host end 400 can immediately start the self-rescue machine 300 through data analysis, and the self-rescue machine 300 rapidly releases preset media aiming at the field toxic and harmful concentration value, so that the concentration of the toxic and harmful gas in the field working environment is reduced.
The invention also provides a method for the gas intelligent safety monitoring self-rescue system for the limited space operation, which comprises the following specific steps:
s1, a worker carries a sampling end 100, a camera end 200 and a self-rescue machine 300 to enter a limited space for operation, and is connected with a host end 400 through cable aviation plug;
S2, starting a working sampling mode by the host end 400, sampling and analyzing the types and concentration values of environmental gases in a working area by the sampling end 100, displaying the concentration values of toxic and harmful gases in the current working environment on a host screen in real time, and simultaneously, acquiring images of the working environment in the working area by the camera end 200 in real time and displaying the images on the host screen in real time;
S3, when the concentration value acquired by the sampling end 100 touches a safety set value, the host end 400 gives out an audible and visual alarm, and a monitoring person immediately informs a worker to withdraw from a working site; if the toxic and harmful gas burst on site is rapidly exceeded and approaches to the life of the human body, the host computer end 400 immediately starts the self-rescue device 300 through data analysis, the self-rescue device 300 rapidly releases preset media aiming at the toxic and harmful concentration value on site, so that the concentration of the toxic and harmful gas in the working environment on site is reduced, meanwhile, the positive pressure type breathing mask 330 which is pre-placed in the self-rescue device 300 is taken out through a rapid switch button on the self-rescue device 300, and an operator can isolate the inhaled toxic gas by wearing the positive pressure type breathing mask 330.
In summary, the pumping type sampling end 100 of the invention can rapidly sample and analyze the type and concentration value of the working environment gas, provide timely safety data guarantee for safety operation, and when the concentration value reaches a safety set value, the host end 400 can give out an audible and visual alarm, and a monitoring personnel can immediately inform the personnel to withdraw from the working site; if the toxic and harmful gas suddenly exceeds the standard on site and approaches to the life of a human body, the host device immediately starts the self-rescue machine 300 through data analysis, and the self-rescue machine 300 can quickly release a preset medium aiming at the toxic and harmful concentration value on site, so that the concentration of the toxic and harmful gas in the working environment on site is reduced, precious safety time is provided for workers to safely evacuate from the site, and the life of the workers is ensured.
Although the invention has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.