254results about How to "No fire hazard" patented technology

The invention discloses an electronic cigarette which comprises a cigarette-like shell with a hollow cavity, an electrical source, a cigarette pellet and cigarette rod fittings. The electrical source, a pneumatic switch, a magnetostrictive vibrator and an electromagnetic induction heater are arranged in sequence inside the shell from the front end to the back end; wherein, a high frequency generator is respectively connected with the magnetostrictive vibrator, the electromagnetic induction heater and the pneumatic switch through leads. A light-emitting diode is arranged at the front end of the shell and is respectively connected with the pneumatic switch and the electric source through leads. The back end of the shell is connected with the cigarette pellet in which a tobacco solution chamber is arranged.

The invention discloses a garbage classification disposal collection device for kitchen garbage disposal. The garbage classification disposal collection device comprises a box body, a recovery cavitywith an upward opening is formed in the upper end surface of the box body, and a garbage bag separation device is arranged on the right side of the recovery cavity; a solid-liquid separation device isarranged below the recovery cavity, the solid-liquid separation device includes a fourth rotating shaft which is symmetric left and right and rotatably arranged between the front wall and the rear wall of the recovery cavity, and a smashing roller is fixedly arranged on the outer circle surface of the fourth rotating shaft; and a fermentation device is arranged on the right side of the solid-liquid separation device. The garbage classification disposal collection device can be placed at each kitchen garbage collection point, and collected kitchen garbage is automatically separated from a garbage bag for filling the garbage, oil and other liquids contained in the garbage are separated from the solids, then the garbage is fermented into organic fertilizer in situ, odor can be prevented frombeing emitted, vortex heating is used for providing the temperature required by fermentation, fire hazards such as open fire are avoided, no exhaust emission exists, and the influence on environmentis reduced significantly.

The present invention relates to one kind of solution for electronic intelligent atomized cigarette and its preparation process. The solution is prepared with 18 kinds of material, including edible propylene glycol, glycerin, longan extract, apple extract, carrot extract, etc. and through mixing, settling, filtering and packing. The solution contains no nicotine and other harmful matter, is incombustible, and can counteract cigarette toxin, clear away lung heat, moisten lung and shield electromagnetic wave. It may be used by different smokers and in different places.

An aqueous emulsion of methylamino abamectin benzoate is proportionally prepared from methylamino abamectin benzoate, solvent, emulsifier, thickening agent, anti-freezing agent, defoaming agent and water through preparing oil phase, preparing water phase and mixing while shearing.

The invention discloses a novel composite building energy-saving building block and a manufacturing method thereof. The building block is characterized in that two vertically staggered rows of hole grooves are provided on a microporous lightweight concrete block, wherein each row of hole groove is separated into 2 holes by a rib. Insulation molded polystyrene boards and vermiculite boards are arranged in the holes with a staggered manner. The manufacturing method comprises the point that: a microporous lightweight concrete slurry is composed of common Portland cement, fast-hardening sulphoaluminate cement, vermiculite powder, spontaneous-combustion coal gangue powder, alkali-resistant chopped crack-resistant reinforcing fiber, a high-efficiency dispersing agent, and a foaming agent. The vermiculite boards are prepared through the steps that: vermiculite powder, phenolic resin, and silicone emulsion are blended; and the obtained material is subjected to extrusion molding in a mold. The building block provided by the invention has the advantages of good thermal insulation effect, high strength, and no fire hazard risk. The building block can be widely applied as building insulation and energy-saving building blocks.

The invention discloses a method for synthesizing isopropyl-beta-D-thiogalactoside. The method comprises the steps of (1) carrying out acetylation on D-galactose and acetyloxide to prepare quinary-acetyl-beta-D-galactose; (2) carrying out catalytic reaction on the quinary-acetyl-beta-D-galactose and 2-propyl sulfhydrate to prepare 2,3,4,6-tetra-O-acetyl-1-isopropyl-beta-D-thiogalactoside; and (3) removing four acetyl protecting groups of 2,3,4,6-tetra-O-acetyl-1-isopropyl-beta-D-thiogalactoside to obtain isopropyl-beta-D-thiogalactoside, wherein the catalyst in the step (2) is anhydrous aluminum trichloride. Anhydrous aluminum trichloride is adopted as the catalyst; reaction of production of thioglycoside is finished at normal temperature; the material is cheap and easy to get; and the process is safe and convenient to operate.

The invention relates to a piston (1) of an internal combustion engine comprising an upper part (3) made of steel and a bottom part (2) bonded by means of friction-welding in the region of a contact geometry (4) by means of joining bars (10a, 10b; 11a, 11b) to form an assembly. At least one cooling channel (7) permeated by a cooling agent is integrated in the piston (1), wherein a lubricating oil of the internal combustion engine enters an inlet opening (14) as a cooling agent by means of a free stream of an injector, flows through the cooling channel (7), and exits via an exit opening (15). In order to introduce the cooling agent into the cooling channel (7), the inlet opening (14) is associated with a flow pipe (13) mounted in the bottom part (2) and protruding out of a cooling channel floor (19), the opening (17) thereof being disposed above weld coils (12a, 12b) of the friction welder.

The invention belongs to the technical field of building materials, and relates to a building block. The building block comprises a longitudinal outer wall and a transverse outer wall which are enclosed to form a hollow thermal insulation cavity, and is characterized in that: the middle part of the longitudinal outer wall is provided with a reinforcing rib which protrudes towards the direction of the hollow thermal insulation cavity; the reinforcing rib and the longitudinal outer wall are enclosed together to form a middle grouting passage which is vertically run-through; the middle grouting passage is symmetrically arranged along a middle vertical plane of the longitudinal outer wall of the building block; and the outer end face of the transverse outer wall is provided with a vertical end face grouting groove. The building block has the characteristics of high self-thermal-insulation capacity, light deadweight, high strength and the like, and has a flat appearance, high integrity and high earthquake-proof capacity after being built; in addition, by matching with a method for building a vertical thermal insulation wall or a thermal insulation wall without mortar joints by applying the self-thermal-insulation earthquake-proof building block, the construction efficiency can be greatly increased, and easiness for standardization, high cost performance and high easiness for guaranteeing the construction quality are guaranteed. The building block can be widely applied to overall maintenance outside a building structure and a bearing structure of a low-rise building, and has extremely broad market prospect.

The invention discloses an emulsified cutting fluid, a cutting diluent and preparation and application methods thereof. The emulsified cutting fluid is prepared from the following raw materials: 5-15% of distilled water, 3-10% of rust-inhibiting additive, 4-10% of triethanolamine, 4-10% of co-emulsifier, 3-10% of long-chain fatty acid, 2-3% of nonionic surfactant, 1-5% of coupling agent, 1-5% of hard water-inhibiting additive, 5-10% of extreme pressure additive, 40-60% of base oil, 1-2% of anticorrosion and bactericidal agent, 0.1-2% of copper-aluminum alloy protective agent and 0.5-1.0% of defoamer; the emulsified cutting fluid is stable in lubrication property, cleaning property and hard water resistance, and good in rust resistance. The emulsified cutting fluid does not contain chlorine, diamine, nitrite and other nitro compounds, and causes no pollution on the environment; besides, the emulsified cutting fluid has no pungent smell, the cut powder is easy to settle, and the service life of a cutter can be effectively prolonged.

The multipurpose expanding fireproof paint is compounded with ethylene-vinyl acetate copolymer emulsion and modifying resin as basic material, cyanuramide and dicyandiamide as foaming agent, pentaerythrite as carbonizing agent, polyammonium phosphate as dewatering and carbonizing catalyst, chlorinated paraffin as fire retardant, silica and titania powder as stuffing, and other assistant. It has excellent fireproof performance, no harm of xylene, low cost and wide use.

The invention provides a pesticide aqueous emulsion and a preparation method thereof. The pesticide aqueous emulsion has effective constituents of abamectin and chlorantraniliprole amide and also comprises a solvent and a surface active agent, wherein the solvent is selected from one or more substances of N-alkyl pyrrolidone, alkylene carbonic ester, phthalic acid ester, ionic liquid and arene; the surface active agent is selected from one or more substances of an anion surface active agent and a nonionic surface active agent. The preparation method comprises the following steps: (1) preparing a disperse phase; (2) preparing a continuous phase; and (3) mixing the disperse phase and the continuous phase under high shear to prepare the pesticide aqueous emulsion. The pesticide aqueous emulsion has the advantages of stability, high efficiency, low toxicity, environmental protection, no ignition hazard, convenient storage and transportation, and the like.

The invention provides a colorful coating. The colorful coating comprises the following components in percentage by mass: 50-55% of film forming matter, 2-6% of water-based color paste, 10-16% of accessory ingredients and 35-40% of deionized water. According to the film forming matter, synthetic copolymer emulsion is used as a film forming matter of the coating. The accessory ingredients comprise the following components in parts by weight: 0.2-0.4 part of dispersing agent, 2-5 parts of film forming additive, 4-6 parts of antifreezing agent, 0.1-0.2 part of antiseptic and antimildew agent, 2-3 parts of thickening agent, 0.1-0.3 part of defoaming agent, 0.2-0.6 part of fragrance enhancer and 0.2-0.6 part of thixotropic agent. The colorful coating is water-based coating; the coating has the paint characteristic and is free of toxicity, non-combustible and slight in fragrance, so that coating is good in safety during storing, transporting and using, free of pollution to the environment during construction and free of fire danger; the dried coating is tough, durable, wearable and anti-scratch; and meanwhile, the coating has resistance to washing with ethyl alcohol, detergent and water.

An aqueous emulsion of high-effect cypermethrin is proportionally prepared from high-effect cypermethrin, solvent, emulsifier, thickening agent, anti-freezing agent, defoaming agent and water through preparing oil phase, preparing water phase and mixing while shearing.

The invention discloses a paint in aqueous epoxy thick paste and a preparation method thereof, relating to the field of paints. The paint in aqueous epoxy thick paste disclosed by the invention adopts water as a dispersion medium and does not contain volatile organic solvents such as halogenated hydrocarbon, methylbenzene, dimethylbenzene and the like so as not to cause environmental pollutions and fire hazards so that the environmental protection requirement is met; modified polyamine is used as a curing agent so that the cross-linking density is improved and the thixotropy of the system is increased; and a silicone defoaming agent is added so that the problem of thick bubbles is solved and the sealing property of the system is good.

The air circuit breaker having a temperature sensor comprises: a temperature sensor sensing a temperature by being inserted into a sensor insertion hole formed the base mold; and a temperature display indicating a value detected by the temperature sensor as a temperature of the conduction unit, whereby the temperature inside the breaker is always monitored to prevent the damage caused by over-heating of the conduction unit.

The invention relates to a composite type modified steel reinforced concrete self-insulating wall material, comprising an upper modified concrete layer, a lower modified concrete layer and a middle sandwich insulating board layer; the upper modified concrete layer is internally provided with an upper steel bar net piece layer; the lower modified concrete layer is internally provided with a lower steel bar net piece layer; the middle sandwich insulating board layer is provided with connecting holes which are internally penetrated with steel bars; the upper modified concrete layer, the middle sandwich insulating board layer and the lower modified concrete layer are connected into a whole by modified reinforced concrete formed in the connecting holes; the peripheries of the lower steel bar net piece layer and the upper steel bar net piece layer are provided with closed frame reinforced concrete beams consisting of frame steel bars and casting modified concrete, and the frame steel bar concrete beams are provided with lifting rings; and the lower steel bar net piece layer can be provided with hooks capable of containing the frame steel bars. The wall material can meet the building requirements and has the characteristics of fire prevention, insulation and energy conservation.

The invention relates the hot melt adhesion technology, comprising the following steps: a heat composite; b cutting; c stitching; d up-stripping and checking; e heat pressing; f checking. The technology can separately control temperature, press and time, has no solvent and environmental pollution; its binding power is ten times than that of pressure-sensitive adhesive; the technology can accurately control the quantity, position and shape of adhesive material; the technology has fast curing speed, short adhesion time; the product made with the technology has advantages of high strength and good property.