34results about How to "Strong explosion-proof" patented technology

The invention discloses a gas sensor and a method for detecting the concentration of methane gas in a septic tank by using the gas sensor. The gas sensor comprises a shell in which a cavity is arranged, wherein one end of the shell is provided with a suction nozzle and an exhausting nozzle both of which are in threaded connection with the shell; the other end of the shell is provided with water joints which are in threaded connection with the shell; an anti-explosion filtering washer, a gas detection element and a circuit board are sequentially arranged inside the shell from one end of the suction nozzle to one end of each water joint; a gas guide passageway is arranged between the suction nozzle and the anti-explosion filtering washer; one end, close to the suction nozzle, of the gas guide passageway is in threaded connection with the shell. The sensor has the advantages that the anti-explosion performance is strong, in particular, the response speed is quickened by diminishing T90. The invention further discloses a method for detecting the concentration of methane gas in the septic tank by using the gas sensor, and the method is high in the response speed.

The invention discloses a lithium ion battery and an aluminum-plastic film, wherein the aluminum-plastic film includes a protective layer, a first adhesive layer, a high temperature resistant layer, a second adhesive layer, an aluminum foil layer, a third adhesive layer and a thermal Sealing layer, the first bonding layer is between the protective layer and the high temperature resistant layer, the second bonding layer is between the high temperature resistant layer and the aluminum foil layer, and the third bonding layer is between the aluminum foil layer and the heat sealing layer . Compared with the prior art, the aluminum-plastic film of the present invention has the advantages of electrolyte corrosion resistance, waterproof, oxygen insulation, high temperature resistance, explosion-proof and strong packaging adhesion, and can be widely used in flexible packaging lithium-ion batteries. The obtained lithium-ion batteries Strong heat resistance, high safety performance and long service life.

The present invention is improved rotor pump with optimized structure, integral electromechanical running mode, raised work performance and lowered production cost. The present invention has water pump casing assembly, stator assembly, rotor assembly, movable magnetic partition assembly, bearing assembly, water outlet pipe and water inlet pipe integrated inside one device.

An electromechanical integrated reverse osmosis water purifier disclosed by the present invention belongs to the field of energy conservation and environmental protection engineering. The electromechanical integrated reverse osmosis water purifier is characterized in that the water purifier comprises an electromagnetic power system and a reverse osmosis water purification system; the electromagnetic power system mainly comprises a cylinder body, a left stator, a right stator, a plunger with a same magnetic polarity on both sides, a left water pressure change chamber, a right water pressure change chamber, a frequency converter and an energy absorption and storage device; the reverse osmosis water purification system mainly comprises a reverse osmosis membrane module, a module housing, a left pressure stabilizing chamber and a right pressure stabilizing chamber; and a water outlet pipe of the left water pressure change chamber communicates with a water inlet pipe of the left pressure stabilizing chamber through a pipeline, and a water inlet pipe of the right water pressure change chamber communicates with a water outlet pipe of the right pressure stabilizing chamber through a pipeline. According to the water purifier disclosed by the invention, the electromagnetic power system is set up to make a mechanical device and an electrical device into one device, thereby radically changing the conventional operational mode. Compared with existing domestic and foreign reverse osmosis water purification technologies, the electromechanical integrated reverse osmosis water purifier disclosed by the invention reduces material consumption and the area occupied by installation and use, is increased in efficiency, and lowers the production cost and operating cost.

The invention relates to the technical field of solar storage batteries, and discloses a storage battery device with good explosion-proof sealing performance. The device comprises a bottom plate; a shell is fixedly mounted at the top of the bottom plate; five partition plates are fixedly mounted in the shell and located at the top of the bottom plate; a top cover is fixedly mounted at the top of the shell; a control device is embedded in the front face of the top of the top cover; two conductive plates penetrating through the partition plate are fixedly installed in the shell; limiting columnsextending into the top cover are fixedly installed at the tops of the conductive plates; and a negative terminal penetrating through the top cover is embedded in the left end of the top of the top cover. The storage battery device with good explosion-proof sealing performance has stronger explosion-proof performance and longer service life, avoids high temperature and strong current generated bythe device under the less electro-hydraulic condition, reduces the explosion probability, and improves the use safety.

The invention discloses a mechanical-electrical integrated solar power generation device and belongs to the technical field of new energy. The device is composed of a solar thermal collector, a solar working medium workstation and a generator unit mechanical-electrical integrated combined body. The solar working medium workstation is composed of a heating water tank, a circulation hot water pump, a pressure reducing valve, a cooler, a heat pump, a solar working medium backflow device, a hydraulic pump and a solar working medium work device. A shell assembly, a stator assembly, a planet outer rotor assembly, an air inlet pipe, an air return pipe and other components are arranged in the generator unit mechanical-electrical integrated combined body. The solar thermal collector and the heating water tank communicate through a water pipe and the circulation hot water pump, the solar working medium work device communicates with the air inlet pipe in the combined body through an air conveying pipe, and the solar working medium backflow device communicates with the air return pipe in the combined body through a pipeline, the cooler and the pressure reducing valve. Compared with the photovoltaic power generation technology at home and abroad at present, the manufacturing cost of a generator unit can be greatly reduced, and the unit device efficiency is remarkably improved.

The invention provides a rigid-flexible composite explosion-proof tank, which has the characteristics of strong explosion-proof ability and high safety factor; and can suppress flames and avoid flame leakage during explosions. Including: top cover, outer shell, interlayer filling body, inner shell, bottom energy-absorbing layer, bottom filling body, bottom buffer layer and bottom support; the outer shell is a cylindrical structure with openings at both ends, and the inner shell is an opening at the top. The cylindrical structure with the bottom closed by a hemispherical shell; the outer shell is coaxially sleeved outside the inner shell, and the bottom is connected to the spherical surface supported by the bottom; the interlayer filler is filled in the space between the outer shell and the cylindrical section of the inner shell In the annular interlayer; the top cover is used to close the top opening of the outer shell; the bottom energy-absorbing layer is arranged at the junction of the cylindrical section and the hemispherical section inside the inner shell; the space enclosed by the bottom energy-absorbing layer and the hemispherical section of the inner shell The bottom filling body is filled inside; the bottom buffer layer is arranged inside the outer shell, in the space enclosed by the outer shell, the hemispherical section of the inner shell and the bottom support.