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74 results about "Gas poisoning" patented technology

A: Symptoms of natural gas poisoning include nausea, fatigue, dizziness, irregular breathing and headache, according to the National Institutes of Health.

Smart home security system

The invention discloses a smart home security system. The smart home security system comprises a vibration sensor, a door and window magnetic sensor, an infrared sensor, a smoke sensor, a temperature sensor and a gas sensor, wherein the vibration sensor, the door and window magnetic sensor and the infrared sensor are connected with a signal processing circuit A respectively; the smoke sensor and the temperature sensor are connected with a signal processing circuit B respectively; the gas sensor is connected with a signal processing circuit C; the signal processing circuit A, the signal processing circuit B and the signal processing circuit C are connected with a power line carrier communication circuit respectively; the power line carrier communication circuit is connected with a microprocessor; the microprocessor is connected with a keyboard, a camera, a driving circuit, a display, a communication device, a voice alarm circuit and an Ethernet respectively; the driving circuit is connected with a relay; the relay is connected with an electric bell; the communication device is connected with a remote controller. The smart home security system can meet needs of people on theft prevention, fire prevention and gas poisoning prevention, is free of mistaken alarm and has an on-spot snapshot function.
Owner:CHENGDU XINXIN INFORMATION TECH

Sewer cleaning machine

The invention provides a sewer cleaning machine and belongs to municipal engineering machinery. The sewer cleaning machine comprises a camera, a plurality of chain wheels on two sides, chain rails assembled on the chain wheels, a driving device shell arranged in a sealing mode, a sludge turnover device arranged at the front end, a sludge reverse conveying device arranged on the rear side of the shell, a wireless antenna arranged at the top, a wireless information transmission device connected with the wireless antenna, and a wireless remote control device matched with the wireless information transmission device, an infrared camera is arranged at the upper portion of the shell, and the infrared camera is connected with the information transmission device. Through the cleaning machine, the physical labor intensity of workers can be relieved, the cleaning speed of waste such as sludge in a sewer is increased, and the problems that workers feel unwell and suffer from gas poisoning in the severe operating environment in the sewer can be solved.
Owner:ANYANG GUOLONG MACHINERY

Embedded multifunctional air purifier used in kitchen

An embedded multifunctional air purifier for kitchen installed in a predetermined space of a cupboard includes a casing, a hood, an exhaust module, an electrostatic dust collector, a front filter, a gas detection module, a photocatalyst module and a vitamin C filter. With the design of the hood, the exhaust module is covered by the hood to reduce noises when the air purifier is used. Besides the removal of fumes and odors, filtration and disinfection, the air purifier can also produces fresh air with vitamin C, and alerts users to prevent a gas poisoning incident when a toxic gas leak occurs.
Owner:KOMPASS TECH CO LTD

Comprehensive and intelligent household safety protection system

The invention discloses a comprehensive and intelligent household safety protection system. The system comprises an antitheft sensor, a fireproof sensor and a gas leakage sensor. The antitheft sensor is connected to a first signal processing circuit. The fireproof sensor is connected to a second signal processing circuit. The gas leakage sensor is connected to a third signal processing circuit. The first, second and third signal processing circuits are connected to a signal identification circuit. The signal identification circuit is connected to an intelligent terminal. The system intelligently meets the demands of theft, fire and gas poisoning prevention, will not give a false alarm, and has an on-site snapshot function.
Owner:CHENGDU LEWEISI TECH

Silicon-aluminum intermediate alloy AlSi50 and preparation method thereof

The invention discloses a silicon-aluminum intermediate alloy AlSi50 and a preparation method thereof. The silicon-aluminum intermediate alloy AlSi50 comprises the following components in percentage by mass: 48-52% of aluminum elements and 48-52% of silicon elements; used raw materials are aluminum ingots with the aluminum content more than 99.70% and silicon with the silicon content more than 99.98%; the mass ratio of the aluminum ingots to the silicon is 100: 92.31-108.33; and the aluminum ingots and the silicon are molten, reacted, sampled, analyzed and cast to obtain the silicon-aluminum intermediate alloy AlSi50. The silicon-aluminum intermediate alloy AlSi50 reduces the open fire risk and the harmful gas poisoning risk, prevents the workshop gas and harmful particle pollution, is free of environmental pollution, shortens the production period, guarantees the alloy component consistency, and improves the quality of the silicon-aluminum intermediate alloy AlSi50; the silicon content of the cast silicon-aluminum intermediate alloy AlSi50 reaches 48-52%, and is two times of the silicon content in a national standard traditional process; and the silicon-aluminum intermediate alloy AlSi50 is complete in performance and excellent in toughness.
Owner:铜山县超特有色金属添加剂厂

Instant-heating heat-pump water heater

The invention discloses an instant-heating heat-pump water heater consisting of a compressor, two heat exchangers, a throttle mechanism and the other corresponding pipelines, valves and control elements, wherein the heat exchanger for heating domestic water is the water-cooled heat exchanger; the other heat exchanger is the finned-tube heat exchanger; the throttle mechanism in the system is connected with a short pipe having no throttling function in parallel; the valves on the short pipe can control the pipelines to open or close. When the compressor of the heat-pump water heater stops, valves on the short pipe open, and the short pipe connected with the throttle mechanism in parallel opens. Refrigerants in the instant-heating heat-pump water heater absorb the heat converted by the electricity and environmental heat to heat the water flowing through the heat exchangers; and the power consumption is lower than that of the electric water heater with the same water yield. Compared with the general electric water heater and the general gas water heater, the heat-pump water heater eliminates the hidden dangers of the electric shock accident and the gas poisoning accident. Therefore, the instant-heating heat-pump water heater is energy-saving and secure.
Owner:SHANGHAI KD ENERGY TECH

Antitheft window convenient for fire hazard life escape

The invention relates to an antitheft window convenient for fire hazard life escape. A water collecting temperature reducing device is arranged on the top; a transverse cover plate is arranged at the middle part of the antitheft window; the antitheft window is divided into a drying part and a life escape part; the life escape part positioned at the lower part of the cover plate is provided with an outwards formed life escape door; the water collecting temperature reducing device comprises a water tank and a spraying pipe; the spraying pipe is communicated with the water tank; the spraying pipe can be manually or automatically opened; and a water collecting life escape bottle is arranged on one upright post of an outer frame, and is connected with the water tank. The water collecting box and the spraying pipe are arranged on the top of the antitheft window; rain is collected and is used for realizing the temperature reduction and fire extinguishment on regions near the window through the spraying pipe when the fire hazard occurs; the spraying pipe has two opening modes including valve manual control and tin soldering hot melting, so that the duplex guarantee is achieved; the life escape part used for evasion in the fire hazard is divided from the antitheft window by the cover plate; the life escape part is lower than a window aperture; smoke gas can be effectively avoided, so that people can wait for the rescue; the water collecting life escape bottle collects the rain, so that towels and the like can conveniently get wet, and people can cover the mouth and the nose to prevent the smoke gas poisoning.
Owner:XUZHOU POWER THAI STEEL STRUCTURE

Structure for quickly eliminating putty at bottom of weighing material tank

InactiveCN101619370AIncrease iron outputMeet daily high-intensity production requirementsBell-and-hopper arrangementChecking devicesGas poisoningEngineering
The invention relates to a structure for quickly eliminating putty at the bottom of a weighing material tank. An airtight box is arranged at the bottom of the weighing material tank; a first barrel material hole is fixed on the wall of the weighing material tank and positioned at the bottom of the weighing material tank and is higher than the airtight box; a barrel material hole base is fixed on the outer wall of the weighing material tank and completely covers the first barrel material hole; a second barrel material hole communicated with the first barrel material hole is arranged in the barrel material hole base; and a barrel material hole cover is arranged on the barrel material hole base and seals the second barrel material hole. The invention realizes rapid treatment, indirectly reduces the blast furnace damping-down and slow wind time, ensures normal production, and simultaneously avoids gas poisoning and personnel burn accidents caused by blast furnace gas outflowing from a blast surface after the blast furnace damping-down, thereby ensuring good safety and no injury to processors.
Owner:CHONGQING IRON & STEEL (GRP) CO LTD

Method for producing titanium carbide hydrogen storage material

The invention relates to a method for producing a titanium carbide hydrogen storage material. According to a relation between carbon content and hydrogen storage performance, the titanium carbide hydrogen storage material is produced by the steps of material preparation, batch mixing, compacting and sintering. The titanium carbide hydrogen storage material has excellent chemical stability and antioxidation capability, and has high anti-impurity gas poisoning capability while hydrogen is stored; the type of titanium carbide hydrogen storage material and its hydrogenated hydride crystal lattice is same, volume change during a hydrogen storage / hydrogen desorption cycle process is small, the hydrogen storage cycle stability is high, and the preparation method has the advantages of simple process, rich raw materials and low cost.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Intelligent lamp with function of detecting indoor harmful gas

The invention provides an intelligent lamp with a function of detecting indoor harmful gas. The intelligent lamp includes an intelligent lamp illumination main body, a harmful gas detecting module, asound and light alarming module, a communication alarming module, a linkage processing module and a controller module, wherein the communication alarming module is used for achieving that a user monitors the indoor situation through a mobile phone client; the linkage processing module is used for pre-starting an exhaust fan to work when in the danger to timely exhaust the indoor harmful gas; and the controller module is used for coordinating the operation of the modules. The harmful gas detecting module detects the concentrations of smoke and combustible gas in the indoor environment and sendsdetection results to the controller module. When danger occurs, the controller module drives the sound and light alarming module to work and meanwhile starts the exhaust fan to exhaust the indoor harmful gas timely; and in addition, a monitoring signal is also sent to a monitoring unit of the mobile phone client of the user. According to the intelligent lamp with the function of detecting the indoor harmful gas, the harmful gas detecting device and the intelligent lamp are combined, wiring is saved, and the occurrence of family gas poisoning, fire disaster and the like can be effectively avoided.
Owner:DONGHUA UNIV

Automatic window opening device

The invention relates to an automatic window opening device, which is used for preventing gas poisoning and mainly solves the problem of ventilation when coal gas in the air exceeds a standard. The automatic window opening device comprises a carbon monoxide sensor, a relay, an intelligent switch, a power supply device, a first electromagnet, a second electromagnet and fixing devices and is characterized in that: the carbon monoxide sensor is connected with the relay; the relay is connected with the intelligent switch; the intelligent switch is connected in series in a circuit consisting of the power supply device, the first electromagnet and the second electromagnet; and two fixing device are connected with the first electromagnet and the second electromagnet respectively and fix the first electromagnet and the second electromagnet at corresponding positions. Under the coaction of the magnetisms of the electromagnets, standard exceeding of carbon monoxide in the air is detected to control a window to be opened for ventilating so as to ensure the life safety of people.
Owner:黄海丽

Gas meter capable of automatically controlling gas pressure and preventing gas leakage

The invention provides a gas meter capable of automatically controlling gas pressure and preventing gas leakage. The gas meter comprises a shell body, wherein the upper end of the shell body is provided with a gas inlet, a gas outlet, a gas inlet pipeline connected with the gas inlet, and a power supply module arranged at the inner part of the shell body; the top part of the shell body is provided with a gas detector, and an alarm device is arranged on the shell body; a gas pressure sensor is arranged on the inner wall of the gas inlet pipeline, and a self-closing valve is mounted on the gas inlet pipeline; the inner part of the shell body is provided with a processing module, and the processing module is respectively connected with the gas detector and the gas pressure sensor; the self-closing valve is connected with the gas pressure sensor, and the power supply module is respectively connected with the gas detector, the processing module, the self-closing valve, and the gas pressure sensor. The gas meter capable of automatically controlling gas pressure and preventing gas leakage is simple in structure, and can automatically control the gas pressure degree and send an alarm to prompt when gas is leaked; and thus the gas meter can be used to prevent the gas poisoning, fire disaster and other safety accidents.
Owner:XIAN TRIONES DIGITAL INFORMATION

Bathroom heating device, heat exchange system and bathroom heating control method

The invention provides a bathroom heating device, a heat exchange system and a bathroom heating control method. The bathroom heating device is suitable for being mounted in the bathroom environment, and comprises a radiator, a water inlet pipeline and a water outlet pipeline, wherein the radiator is used for heating a bathroom through utilizing hot water in a heat pump heat preservation water tank; one end of the water inlet pipeline communicates with a water inlet of the radiator; the other end of the water inlet pipeline communicates with a hot water outlet of the heat pump heat preservation water tank; one end of the water outlet pipeline communicates with a water outlet of the radiator; and the other end of the water outlet pipeline communicates with a cold water inlet of the heat pump heat preservation water tank. According to the bathroom heating device, hot water is utilized to heat the bathroom, electric appliances like bath heaters and electric heaters which directly convert electric energy into thermal energy can be effectively replaced, the warm bath environment required by users is met, more electric energy is saved, security incidents such as gas poisoning caused by the situation that the bathroom is heated through utilizing charcoal fire can be effectively avoided, and the bathroom heating device is more environment-friendly and safer.
Owner:GREE ELECTRIC APPLIANCES INC

Robot alarming method based on mobile Internet

InactiveCN106297172ARealize remote smart home security monitoringSimple structureAlarmsData informationGas poisoning
The invention discloses a robot alarming method based on mobile Internet. The alarming method comprises the following steps: S1, acquiring indoor temperature and humidity in real time through a temperature sensor and a humidity sensor, and transmitting acquired data information to a microprocessor; S2, after analyzing and treating the acquired data information by the microprocessor, controlling an LED (Light Emitting Diode) display module to display a temprature value and a humidity value, so as to enable a user to know about an indoor living environment at any time and take corresponding measures to guarantee a healthy living environment; and S3, when detecting that the concentration of carbon monoxide or smoke is relatively great or detecting open fire, controlling a voice player through the microprocessor to carry out voice alarm, and sending alarming information to a user cell phone through a GSM (Global System for Mobile Communications) communication module, so as to give an alarm for indoor unexpected situations including fire disasters, gas poisoning, actions of thieves who enter a room from a window and the like in time.
Owner:HECHI UNIV

Swinging-out casement window automatic opening device preventing gas poisoning

The invention discloses a swinging-out casement window automatic opening device preventing gas poisoning. The swinging-out casement window automatic opening device preventing gas poisoning comprises apower system, a push-and-pull structure and a control system. The power system and the control system are installed inside the window. One end of the push-and-pull structure is connected with the power system, and the other end of the push-and-pull structure is fixed to the inner wall of a window board. The push-and-pull structure comprises a extending and retracting structure and a connector. The extending and retracting structure is connected with the power system. One end of the connector is hinged to the extending and retracting structure, and the other end of the connector is fixed intothe window board. The concentration of carbon monoxide in air is monitored in real time through a carbon monoxide sensor, after the concentration reaches a certain value, a single-chip microcomputer controls a buzzer to send out an alarm and controls a motor to start, the motor drives a speed reduction gear to rotate, and the extending and retracting structure is then driven to open the window; and in this way, when the alarm reminds people, the window is opened for ventilation, and the possibility of personal disaster is lowered. The swinging-out casement window automatic opening device preventing gas poisoning is efficient, low in cost, broad in application prospect, simple and reliable in structure and convenient to maintain, and the swinging-out casement window automatic opening devicepreventing gas poisoning can be obtained by refitting an existing swinging-out casement window.
Owner:SOUTHEAST UNIV

Novel energy-saving, safe and environment-friendly gas cooker

The invention discloses a novel gas cooker having obvious and efficient energy-saving property, environmental protection and safety. The novel gas cooker consists of a combustion chamber, a heat exchanger, a gas-distribution ignition switch, a gas mixing chamber, a chimney and a connecting pipe. The combustion chamber and a cooking utensil form a closed combustion space; the waste gas carrying heat energy cannot be discharged into a kitchen directly but flows into the heat exchanger along with a pipeline to perform heat exchange with newly-supplied air and fuel gas; the air and the fuel gas after heat energy absorption enter the gas-distribution ignition switch to perform gas distribution, then enter the gas mixing chamber and are fully mixed together, then the mixture enters the combustion chamber to perform combustion and heat release, and the waste gas after heat dissipation flows into the chimney along with the pipeline and is discharged out of a room. The novel gas cooker has an efficient heat energy utilization ratio, reduces the pollution to the air in the kitchen and the raise of the environment temperature and improves the quality of a working environment; besides, if the events of gas leakage or sudden flameout happen, as long as the cooking utensil is placed on the cooker, the leaked toxic fuel gas can be discharged out of the room to put and end to gas poisoning events.
Owner:胡明强

Device and method of safely and accurately testing dust content of blast furnace gas

The invention discloses a device and a method of safely and accurately testing the dust content of a blast furnace gas. A sampling tube is a stainless steel pipe with a head obliquely cut at a 45 degree angle and is inserted to the middle of a tested gas pipeline, the oblique cut position is located at the center of the tested pipeline, and the data tested in a gas flow steady state are the most accurate; a sampling device is composed of an inlet ball valve, a check valve, a filter box, a pressure reducing valve, a flow meter, a bypass ball valve check valve and the like, is integrated in a stainless steel casing and is portable; in the case of testing, the pressure reducing valve keeps the gas pressure at the testing tool part high, no large pressure difference exists before and after thefilter paper, and the filter paper is ensured to completely absorb the dust in the gas without being damaged; a gas discharge port is placed downwind far away from a tester, thereby not causing gas poisoning of the tester; and the weight of the filter paper is measured by a precision analytical balance, the gas flow rate is also recorded, and the actual dust content in the blast furnace gas can be accurately and objectively reflected.
Owner:BAOSHAN IRON & STEEL CO LTD

Liquid-fuel cooker

The name of the invention is a liquid-fuel cooker, which relates to a liquid-fuel cooker with alcohol group or alkyl group, such as alcohol or diesel oil and coal oil as fuel, and mainly solves the problems that gas fuel, such as gas, liquefied gas and pipeline natural gas used in families and catering industry at present, has combustible and explosive characteristics and can easily cause safety hidden dangers, such as fires, gas cylinder explosion and gas poisoning accidents or natural gas pipeline leakage and the like. The liquid-fuel cooker has the characteristics that: N baffle plates arefixed in the cooker from top to bottom, an ignition slot is arranged on each baffle plate, and a nozzle is arranged in the ignition slot on the baffle plate at the uppermost layer. Liquid fuel is used by the cooker disclosed by the invention, and the liquid fuel mainly includes diesel oil, coal oil or alcohol, therefore, a container for containing the liquid fuel is free of pressure; because the fuel is nontoxic and is difficult to volatilize, combust or explode, the liquid-fuel cooker is safe to use; and the fuel is combusted stage by stage from top to bottom to ensure full combustion, the cooker has long service life, and the firepower is easy to control.
Owner:赵三一

Energy-saving clean coal

The invention provides energy saving sanitary coal. The coal is characterized in that the coal comprises the following raw materials in weight portion: 50 portions of raw coal, 17 to 23 portions of earth, 14 to 16 portions of fly ash, 14 to 16 portions of lime, 0.1 portion of silicate, 0.1 portion of hypermanganate and 0 to 0.1 portion of magnesia. The sanitary coal has the advantages of convenience and endurance, coal conservation, easy combustion, fast ignition, strong and stable flame, large flame, high temperature, long-period combustion, complete combustion, no smoke, no toxin, no choking and no gas poisoning; moreover, the sanitary coal can reduce pollution discharge, the emission of sulfur dioxide is reduced by more than 90 percent, and the sanitary coal can prevent diseases such as cough, asthma, lung cancer, throat cancer and the like and facilitates the protection of the atmospheric environment and human health and the improvement of living conditions of citizens; and, the sanitary coal can save energy by 60 to 75 percent, and lower cost by about 50 percent.
Owner:杨正

Safe energy-saving heating hot pot table

The invention discloses a safe energy-saving heating hot pot table which comprises a table body. The safe energy-saving heating hot pot table is characterized in that the table body is composed of a dining table system device, a hot pot system device, a heating system device, a health-care system device, a safe system device and an energy-saving system device. The safe energy-saving heating hot pot table has the beneficial effects that a tabletop is provided with the hot pot system device which is convenient for people to enjoy the hot pot. Meanwhile, the heating system is installed, and people can get warm when having the dinner. The health-care system device is also installed, and the sole can be massaged when the people get warm. In addition, a protective net safety system is installed to prevent people from being scaled accidently when the people get warm. Furthermore, an automatic flameout and shutoff device during overheat pot burning and an automatic shutoff device after flameout are arranged to avoid gas poisoning and explosion. In addition, a sealed cyclic burning and energy-saving system and a hidden smoke conduit are adopted to improve an energy conversion rate and avoid the smudging condition when people have the hot pot.
Owner:CHONGQING LEERJIA MACHINERY

Oxygen conveying face mask of high-pressure oxygen cabin with atomization function

InactiveCN102772846AWith one-way ventilationTo achieve the purpose of treatmentRespiratory masksMedical atomisersBrain HypoxiaGas poisoning
The invention relates to an oxygen conveying face mask of a high-pressure oxygen cabin with an atomization function. The oxygen conveying face mask comprises a face mask, wherein the face mask is connected with a rotary tee through a curved pipe, the other two ways of the rotary tee are respectively connected with an oxygen conveying corrugated pipe through supports with one-way membranes, a pipeline connector is arranged at the other end of the oxygen conveying corrugated pipe, an atomizer is further connected at the lower part of the rotary tee, and the atomizer sequentially passes through a connecting pipe and a Rolle joint and is further connected with the rotary tee. The one-way membranes in the two supports with the one-way membranes are arranged in opposite directions. When high-pressure oxygen is conveyed, liquid medicine can be atomized to small particles through the atomizer and enter into a patient body through an oxygen conveying pipeline so as to achieve the treatment purpose. The oxygen conveying face mask has the advantages of reasonable structure and convenience in operation and use, and is suitable for oxygen therapy of patients in the high-pressure oxygen cabin. The oxygen conveying face mask is used for clinical oxygen conveying and rescue of the patients with gas poisoning, serious heart and brain hypoxia and the like.
Owner:威海世创医疗科技有限公司

Coolant instant heating water heater

The invention provides an instant refrigerant water heater, which comprises a compressor, a water heat exchanger, an air-cooled evaporimeter and a throttle that are connected in series. The invention is characterized in that, the water heat exchanger comprises at least one refrigerant pipeline, which is in form of coiled pipe; on the refrigerant pipeline, a water pipe is looped for carrying out water heat exchange; the water pipe has a water inlet and a water outlet, which form the heating channel of the water; the refrigerant pipeline and the pipe are connected to form a refrigerant circulation system. The advantages with the invention are that the refrigerant pipeline of the water heat exchanger is located in the water pipe for exchanging heat with the water, the heat-exchanging area is big, the heat transmission rate is high, and the efficiency is high; the invention can be used once the heater is on, is very easy to use. In the water heat exchanger, the refrigerant pipeline is arranged in the water pipe, and a refrigerant leaking arrangement is provided, which can prevent the water from being contaminated. The invention saves 75% energy than an electric water heater, and is free from any accident such as personal damage due to current leakage or any gas poisoning, is energy-saving, environmental friendly and safe to use.
Owner:梁显庭

Harmful gas poisoning and suffocation accident disaster-causing real scene demonstration system

The present invention relates to a harmful gas poisoning and suffocation accident disaster-causing real scene demonstration system, and relates to a demonstration system to solve the problems that 3D simulation software or computer model simulation are employed to replace real object dissection and vivisection, the experiment effect cannot reach the good effect of a living body real object experiment, the living body experiment is needed in the development of many subjects and the application is not enough in the safety science field in the prior art. The system comprises a first-grade manufacturing system, a second-grade observation system, a third-grade detection system, a power supply, a transmission pipeline configured to connect the first-grade manufacturing system and the second-grade observation system and a detection data transmission cable configured to connect the second-grade observation system and the third-grade detection system. The arrangement is reasonable, the various types of toxic gases or suffocating gases are considered, and a harmful gas generator storage tank is employed to provide six real scene demonstrations at the same time.
Owner:CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY

Coal mine underground self-rescue device

InactiveCN102200025AAvoid poisoningPrevent drowning and suffocationSafety equipmentsOxygen tankGas poisoning
The invention provides a coal mine underground self-rescue device, which comprises a clothes type inflatable floating body and an air bag connected on the floating body, wherein the floating body is not communicated with the air bag, and the air bag is connected with a vent pipe. The coal mine underground self-rescue device provided by the invention comprises the floating body and the air bag which are not intercommunicated; and when a miner works under the well, the miner can wear the device, once an accident happens, air and oxygen are immediately inflated into the floating body and the air bag respectively, the floating body full of air generates certain buoyancy, and the air bag full of oxygen supplies oxygen to the miner to prevent gas poisoning. The rescue device occupies small volume, is convenient to wear, and can prevent a person from drowning stifling and gas positioning by using the air bag to replace a heavy oxygen tank.
Owner:中煤资源发展集团有限公司

Intelligent household gas cooker

The invention discloses an intelligent household gas cooker. The gas cooker comprises a gas cooker body, a combustor is arranged on the upper transverse plane of the gas cooker body, the combustor is communicated with an air supply pipe, a switch valve capable of controlling the air supply pipe is arranged on the side surface of the gas cooker body, the switch valve is connected with an electronic igniter, an igniting end of the electronic igniter is arranged in the combustor, the household gas cooker comprises a control apparatus, the control apparatus comprises a gas concentration sensor and a controlling element, the gas concentration sensor is arranged at the upper end of the gas cooker, the switch valve is an electronic switch valve, and the switch valve and the gas concentration sensor are connected with the controlling element. Compared with the traditional gas cookers, the usage is more safe, the gas cooker is suitable for household with elder people, so that generation of gas poisoning or more severe fire hazard accidents can be avoided.
Owner:SUZHOU ANFEIRONG IND TECH CO LTD

Multifunctional home security system

The invention discloses a multifunctional home security system which comprises an infrared detector, a video acquisition system, a smoke sensor, a spraying device, a lower computer, a wireless communication module, an upper computer, an alarm center module, a sound and light alarm, a key module, a gas sensing device and a liquid crystal display module. The infrared detector is connected with the video acquisition system. The smoke sensor, the gas sensing device, the spraying device and the video acquisition system are respectively connected with the lower computer, and the lower computer is connected with the upper computer. The system can simultaneously achieve fire prevention, thievery prevention, gas poisoning prevention, reduction of loss caused by internal man-made negligence at home to the greatest degree, saves energy, is environment-friendly and is long in service life.
Owner:天津爱维数据系统集成科技有限公司

Security and protection system for coal mining

The invention provides a security and protection system for coal mining. Through the design of gas detectors and alarms and gas sensors which are arranged at the upper ends of protection boxes, the system can notify nearby personnel at the first time when gas is detected; the upper ends of oxygen cylinders are fixedly connected with respirators through multi-way pipes, so that the personnel can effectively breathe fresh air after gas poisoning, and the poisoned personnel can be quickly and effectively treated in time; and the gas can be prevented by wearing gas masks, personnel evacuation is facilitated, and simpleness, practicability and convenience are achieved. Monitoring personnel can obtain the environmental information of security and protection devices in real time through a miningarea monitoring server. When a problem occurs in a mining area, data can be uploaded in time and processed in time. Statistical analysis on gas content based on a day, an hour and a minute is performed, and a gas content report and an oxygen content analysis report are provided for query monitoring.
Owner:SHANDONG DONGSHAN XINYI COAL MINE CO LTD

Natural gas anti-leakage closing device

Disclosed is a natural gas anti-leakage closing device. The natural gas anti-leakage closing device comprises a gas tank (1), and a tank opening valve body (3) is mounted on an upper end port of the gas tank (1). The natural gas anti-leakage closing device is characterized in that an electromagnetic valve (4) is mounted at the gas outlet end of the tank opening valve body (3); a control channel inside the electromagnetic valve (4) is connected with one end of a gas delivery hose (5); an electromagnetic opening-closing device is arranged in the control channel inside the electromagnetic valve (4); the electromagnetic valve (4) is connected with the output end of a control module (8); and the input end of the control module (8) is connected with flame detectors (7) through signal lines (9). According to the natural gas anti-leakage closing device, the electromagnetic valve is mounted at the gas outlet end of the tank opening valve body, the flame detectors are mounted outside flame jet rings on a gas stove (2), and the electromagnetic valve and the flame detectors are connected with the control module; the electromagnetic valve is controlled through the control module so as to open or close a gas supply opening of the gas tank, occurrence of gas poisoning or fire accidents is avoided, and the safety performance is greatly improved.
Owner:郑林
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