35 results about "Chemical defense" patented technology

The invention relates to fire resistant, electrostatic preventing, moisture permeable, anti-chemical and anti-gas composite fabric based on electro-spinning fibers for chemical protective clothing for firefighters, which sequentially comprises, from outside to inside, a fire resistant and electrostatic preventing layer, an anti-chemical isolating layer and a thermal insulating layer, wherein the fire resistant and electrostatic preventing layer is natural fire-resistant fabric or fabric after fire-resistant finish; the anti-chemical isolating layer is composed of an electro-spinning fiber film, a film base cloth and an activated carbon non-woven fabric that are sequentially arranged from outside to inside; the thermal insulating layer is composed of non-woven fabric or felt made of fire-resistant fiber; and the anti-chemical isolating layer is laminated together with the fire resistant and electrostatic preventing layer and then quilted with the thermal insulating layer. The inventive composite fabric has the advantages of good gas permeability, good electrostatic prevention, waterproof, anti-chemical, anti-gas and moisture permeability, good degradation liability, no toxicity, no pollution; and can be used for fire fighting and chemical defense, and can be used in the fields needing personal protection such as military, petroleum industry, decontamination, and dangerous chemicals.

The invention discloses a machine for quickly wearing rubber gloves, comprising a frame, a lifting frame, an operation box, a gas supply device, a power system and a control system, wherein the operation box is arranged in the lifting frame; the lifting frame and the gas supply device are arranged in the frame; and the power system and the control system are arranged on the frame. The tail end of the power system is connected with the lifting frame; the power system drives the lifting frame to move vertically along a slideway on the frame; a plurality of working units are arranged in the operation box; an inner window frame and two corresponding fixed/movable palm dies are arranged in each working unit; rubber gloves are worn on two palm dies; gas pipes are arranged on the palm dies and palm fingers; a sliding plate is arranged on the back of the movable palm die; the sliding plate is pushed by a cylinder and a push plate, and then the movable palm die is driven by the sliding plate to slide. The machine for quickly wearing the rubber gloves is simple in operation, is easy to wear, is convenient, quick, safe and reliable, does not cause pollution and iatrogenic cross infection, and can reach operation requirements and usage requirements in fields such as food, biochemical and chemical defense, etc., therefore, the machine for quickly wearing the rubber gloves has wide applicability.

The invention discloses a compound fabric for generally defending a plurality of harm factors, which includes a fire proof outer layer (1), a waterproof drench chemical defense gas defence layer (2), a heat insulation layer (3) and a comfort layer (4) arranged from the outside to the inside, wherein the waterproof drench chemical defense gas defence layer (2) is compounded by arranging an inflaming retarding antibiotic cotton (5), a perm selective membrane (6) and an active carbon felt (7) from the outside to the inside. The compound fabric has the advantages of fireproof, heat insulation, waterproof, waterproof, drench and chemical defense, gas defence, which can defend a plurality of harm factors compositively, and can be applied in the individual protection clothing of different trades and fields in the fire control, the dangerous chemicals, the smelt metal, the petroleum, the national defence etc, especially for satisfying the emergent first aid defending requirement in the disaster environment caused by the complex even indistinct reasons.

The invention discloses a method for preventing and treating corn armyworms by adopting nano silicon quantum dots, and belongs to the technical field of crop pest nano material prevention and treatment. According to the method for preventing and treating corn armyworms by adopting the nano silicon quantum dots, the nano silicon quantum dots are prepared into an aqueous solution of the nano silicon quantum dots, and then the aqueous solution of the nano silicon quantum dots is applied to roots or leaves of plants as a plant fertilizer; wherein the concentration of the aqueous solution of the nano silicon quantum dots is 10-150mg/L; and the size of the nano silicon quantum dots is 3-8 nm. According to the method, the effect of a conventional silicon fertilizer on plant stress resistance is improved, the direct insecticidal effect of nano silicon is directly improved, and the chemical defense capability of the nano silicon on plants is improved; the optimal spraying amount of the nano silicon quantum dots is determined by spraying the nano silicon quantum dots with different concentrations on the growth and development experiment of armyworms.

The invention provides a chemical defense filtering absorber, and relates to the technical field of chemical defense equipment. The chemical defense filtering absorber comprises an air inlet diffusionport, a first frame body, a second frame body and an air outlet diffusion port which are sequentially arranged in an air flowing direction, and a first filter layer and a second filter layer are arranged in the first frame body and the second frame body respectively; th first frame body and the second frame body are detachably connected, and the opposite end walls of the two frame bodies are in butt joint; a clamping ring is fixedly connected to the outer wall of the first frame body; an inserting ring is fixedly connected to the outer wall of the second frame body; the inserting ring is designed to extend to the outer wall of the first frame body; when the end walls of the first frame body and the second frame body are in butt joint, the clamping ring is contacted with the end wall of the inserting ring, a first fastener used for fixing the clamping ring and the inserting ring is arranged between the clamping ring and the inserting ring, an annular sealing groove is formed in the endwall, right opposite to the inserting ring, of the clamping ring, and the end, close to the clamping ring, of the inserting ring is fixedly connected with a sealing ring which can be inserted into the sealing groove. The chemical defense filtering absorber has the beneficial effect that the first filter layer or the second filter layer can be conveniently and independently replaced.

The invention provides a chemical defense equipment data acquisition, analysis and evaluation method and system, and belongs to the technical field of data analysis and processing. The method comprises the following steps: acquiring an index system established according to a chemical defense equipment test outline; determining test link acquisition data items and a questionnaire question bank according to the index system; acquiring test data acquired based on the test link acquisition data item and questionnaire data acquired based on the questionnaire question bank; performing multi-dimensional query statistics on the preprocessed test data and questionnaire data, and verifying the integrity and accuracy of the test data and the questionnaire data; associating and binding the verified test data and questionnaire data with the last-stage index of the index system to obtain a binding relationship; evaluating the chemical defense equipment according to the binding relationship and the index weight to obtain an evaluation result; and obtaining evaluation results obtained by the plurality of test units, dynamically adjusting the index weight according to the evaluation results, and regenerating a new evaluation result. According to the invention, the chemical defense equipment can be scientifically and effectively evaluated.

The invention relates to an automatic staff foot cleaning and disinfecting device belonging to the technical field of chemical defense. The automatic staff foot cleaning and disinfecting device comprises a stand, infrared sensors, a circulating filter, a water tank, a subplate, a motor, a bearing seat, a chain, breakwaters and a hairbrush; a cleaning and disinfecting liquid tank is used as peripheral equipment; the water tank is filled with cleaning and disinfecting liquid and externally connected with a water pump; the motor is mounted at the bottom of the stand, the hairbrush is mounted on the bearing seat and arranged above the stand, a motor rotating shaft is connected with a hairbrush shaft through the chain, a pipeline inside the hairbrush is provided with a nozzle and communicated with the water tank which is mounted at the bottom of the stand, the subplate is mounted on the stand and right below the hairbrush, and the breakwaters are respectively mounted at the left and the right of the stand; the infrared sensors are respectively mounted at the front ends and the rear ends of the breakwaters; and the circulating filter comprises a diving water pump, a filter tank and a connection pipeline, wherein the filter tank is mounted below the subplate and connected with the water tank through the connection pipeline. The device can clean and disinfect the feet of an operation staff rapidly and thoroughly with high efficiency.

Te present invention discloses a cultivation method for improving quality and yield of lepidium meyenii walpers. The method comprises the following steps of: (1) cultivated land selection; (2) seed seedling; (3) transplantation and planting; (4) defect checking and seedling filling; (5) field management; and (6) seed reservation. Through seed pelleting, the insect pests of lepidium meyenii walpersseeds suffered in the growth process can be prevented such as aphids and cutworms; the usage of the bacterial manure improves the soil microorganism system, reduces soil hardening and solidification,enhances soil fertility and provides adequate nitrogen fertilizer for plant growth, the bacterial strains in the bacterial manure can secrete auxin (IAA) and jasmonic acid methyl ester (MeJA), the IAA promotes growth and development of the lepidium meyenii walpers, the MeJA can induce the chemical defense of the plants so as to reduce the diseases and insect pests. The quality and yield of lepidium meyenii walpers can be greatly improved, the content of lepidium meyenii walpers under the cultivation of the bacterial manure is larger than the content of the macamides and macaenes under commoncultivation, and the fresh weight of a single plant and a diameter of a root are larger than these under common cultivation.

The invention provides an explosive for a chemical-defense canister shot. The explosive for the chemical-defense canister shot is prepared from 39.00wt% to 48.95wt% of 1,3,5-triamino-2,4,6-trinitrobenzene, 48.75wt% to 58.74wt% of cyclotrimethylene trinitramine, 2.00wt% to 2.30wt% of polymethyl acrylate-butyl acrylate-vinyl acetate polymer and 0.10wt% to 0.20wt% of graphite. The explosive provided by the invention is high in charging density, low in mechanical sensitivity and moderate in detonation velocity and force; the use requirement of charging the explosive for the chemical-defense canister shot can be met. In addition, the invention provides a preparation method of the explosive for the chemical-defense canister shot; the operation is simple and convenient; the preparation method is applicable to industrial production.

The invention discloses a shielding and chemical defense computer cable. The cable comprises an armored layer, an outer binding layer, an inner binding layer, an outer shielding layer, an inner shielding layer, a filler and a wrapping tape. The inner side of the outer binding layer is provided with the inner binding layer, the inner side of the outer shielding layer is provided with the inner shielding layer, and the inner side of the filler is provided with the wrapping tape. The cable is scientific and reasonable in structure and is safe and convenient to use. By arranging the outer bindinglayer and the inner binding layer, the internal structure of the cable is more compact, and the cable does not loosen to influence the normal operation of the cable; by arranging the outer shielding layer and the inner shielding layer, the shielding effect of the cable is better when the cable works normally; by arranging the filler and the wrapping tape, the wires in the cable do not interfere with each other and are connected very tightly; and by arranging the armored layer, the outer surface strength of the cable can be effectively improved, and the service life is prolonged.

The invention relates to an anti-explosion and decontamination integrated treatment system used for suspected biochemical explosives. The system comprises a chemical-defense anti-explosion storage and transportation tank, and is characterized in that the system further comprises a decontamination treatment device, a tank opening locking mechanism assembly of the chemical-defense anti-explosion storage and transportation tank is connected at the opening part of a tank body and the opening part of a tank cover in a sleeving manner at the same time, a pressure-reducing unloading assembly and an emergency unloading assembly of a pressure-reducing unloading cleaning assembly of the chemical-defense anti-explosion storage and transportation tank are connected with the top of the tank body in a sealed manner, and a cleaning assembly communicates with the bottom of the tank body in a sealed manner; and a harmful gas and liquid inlet of the decontamination treatment device is connected with a discharge port of the chemical-defense anti-explosion storage and transportation tank in a sealed manner, an outlet is discharged to the outside, a decontamination liquid inlet of the decontamination treatment device is connected with a decontamination liquid storage tank in a sealed manner, and a decontamination liquid outlet of the decontamination treatment device is connected with a filling port of a primary decontamination assembly, a filling port of a secondary decontamination assembly and a filling port of the chemical defense anti-explosion storage and transportation tank in a sealed manner.

The invention relates to an emergency handling vehicle for highly-dangerous chemicals, which belongs to the technical field of chemical defense. The emergency handling vehicle comprises a shelter and a vehicle-mounted platform, wherein the shelter is a rectangular body with a large plate type structure, and the shelter and the vehicle-mounted platform are fixed by a suspension lock; the shelter further comprises an information cabin, an analysis experimental cabin and a safeguard equipment cabin; a spectrophotometer, a display, a printer, a thermal analysis instrument, an electronic analysis scale, a reaction cabinet and other analysis experimental equipment are arranged in the analysis experimental cabin, wherein an individual protection equipment cabinet and a decontamination device cabinet are arranged in the safeguard equipment cabin, and experimental equipment in the analysis experimental cabin is utilized to make primary judgment on the pollution condition of the experimental equipment in the analysis experimental cabin and analyze the pollution component, concentration and pollution scope in the field; and analysis data is transmitted to the information cabin by a data transmission line, an aerovane and a holder camera for monitoring are used for detecting the wind velocity and the peripheral situation in the field, and all the information is transmitted to headquarters by a wireless pattern transmitting antenna and a wireless network bridge antenna, so as to provide reliable reference for field handling and commanding.

The invention relates to a multifunctional chemical defense filter absorber, and relates to the field of filter absorbers. The multifunctional chemical defense filter absorber comprises a housing, wherein a gas inlet end and a gas outlet end are arranged on the housing, an explosion-proof liner layer is arranged in the housing, an anti-impact turbulent flow assembly is arranged at the gas inlet end in the explosion-proof liner layer, an installing frame is arranged on the explosion-proof liner layer, an installing groove is formed in the installing frame, a filter element pipe groove with a serpentine structure is arranged on the installing groove, a plurality of filter screen layers are horizontally distributed in the filter element pipe groove, activated carbon layers are laid on the filter screen layers, a gas inlet pipe and a gas outlet pipe are arranged on the two ends of the filter element pipe groove, a sealing closed door is arranged on the side wall of one side of the filter element pipe groove, a sterilization assembly is arranged on the gas outlet end, when the multifunctional chemical defense filter absorber is vibrated, the horizontally arranged filter screen layers and the activated carbon layers are less affected, impact wave and air flow are reduced by arranging the anti-impact turbulent flow assembly, impact on the filter screen layers and the activated carbonlayers is reduced, dust in the air is uniformly accumulated on the filter screen layers, and the service life of the whole is not affected.

The invention provides a multifunctional outdoor emergency showering vehicle comprising a vehicle body. A carriage for showering is mounted on the vehicle body and internally provided with a showeringarea and a boiler for supplying hot water to the showering area. A side plate capable of being opened and closed is arranged at the side edge of the carriage, and after the side plate is opened, a first alternation area and a second alternation area are formed. According to the multifunctional outdoor emergency showering vehicle, the showering requirement of workers is sufficiently met, and pollution can further be effectively avoided under the chemical defense state. The multifunctional outdoor emergency showering vehicle can be suitable for field operation, troop field training, moving construction of large engineering, field study work and the like of a power system and can further meet the washing requirement for cleaning body pollutants under the condition of operation of special work types.

The invention relates to a method for testing the fragment penetration resistance and sealing performance of a chemical defense and explosion-proof tank. The method is characterized by comprising the following steps: step 1) static sealing performance identification concretely including (1) checking pipeline connection before testing, and inflating the chemical-defense and explosion-proof tank; (2) putting the pressurized chemical-defense explosion-proof tank into a water tank; (3) after observing that no bubble is generated on the water surface and the value of the pressure gauge is unchanged, keeping the state for 24 hours; and (4) after the test, taking out the chemical-defense explosion-proof tank; and step 2) fragment penetration resistance and sealing performance test concretely comprising (1) placing the red simulated bomb for test at the explosion center position of the chemical and explosion-proof tank for detonation; (2) after field safety is checked after explosion, maintaining the pressure for 2 hours after the pressure is confirmed to be stable, and checking the structures and the tank body of each part of the chemical defense and explosion-proof tank; (3) electrically opening the chemical defense and explosion-proof tank; (4) checking whether the chemical defense and explosion-proof tank has a gas leakage phenomenon or not; and (5) disassembling the composite armor of the lining, measuring the penetration depth of the simulated bomb sheet to the composite armor, and summarizing the measurement results.