41results about How to "Achieve secondary use" patented technology

The invention discloses a wide-power water electrolysis hydrogen production system and method. The system comprises a rectifier transformer and an electrolytic bath, the rectifier transformer convertsAC into DC and then introduces DC into the electrolytic bath; the system further comprises a gas-liquid separator, a gas cooler and a gas drop catcher; the rectifier transformer is connected with a fluctuating power supply; the gas-liquid separator comprises a hydrogen separator and an oxygen separator; the gas cooler comprises a hydrogen cooler and an oxygen cooler; the gas drop catcher comprises a hydrogen drop catcher and an oxygen drop catcher; the cathode electrolyte outlet of the electrolytic bath is communicated with the hydrogen separator of the gas-liquid separator, and the anode electrolyte outlet of the electrolytic bath is communicated with the oxygen separator of the gas-liquid separator. The problems that a conventional water electrolysis hydrogen production system is limited in power adjustable range, and the response capacity of the system such as pressure adjustment, and the like, in the wide power fluctuation period is insufficient are solved.

The invention relates to a stove, in particular to a zero-emission overall mobile stove used for eliminating smoke and oil. The zero-emission overall mobile stove comprises a stove body, an oil and smoke outlet is arranged above the stove body and communicated with a device for eliminating oil and smoke, the device for eliminating oil and smoke comprises a smoke eliminating path which is communicated with the oil and smoke outlet, an oil remover with alkaline water is arranged at the bottom end of the smoke eliminating path, the smoke eliminating path is communicated with the oil remover, a water conveying pipe is connected at one end of the oil remover, the other end of the water conveying pipe is arranged at the top end of the smoke eliminating path, and a water pump device is fixedly arranged between the water conveying pipe and the oil remover. The zero-emission overall mobile stove has simple structure, novel appearance and convenient use, can fundamentally solve the problem of the oil and the smoke, and simultaneously lead purified gas after the filtration to assist the combustion to achieve secondary utilization, save energy, reduce emission, move the stove to any place, facilitate the movement and save the equipment costs of a smoke exhaust path and a chimney.

The invention relates to the field of composites, in particular to a layered curing forming device for a composite porous buoyancy material. In order to solve the technical problems, the invention provides the layered curing forming device for the composite porous buoyancy material. According to the technical scheme, the layered curing forming device for the composite porous buoyancy material comprises a forming mechanism, a transfer mechanism and the like; and the forming mechanism is connected to the transfer mechanism. According to the layered curing forming device, a plurality of groups of carbon fiber round tubes are divided into a plurality of layers by adopting special separation molds, the carbon fiber round tubes are not in contact with one another, and the distances among the carbon fiber round tubes are moderate; thus, when colloid is added, it can be ensured that gaps among the carbon fiber round tubes are fully filled with the colloid without voids, and then the carbon fiber round tubes are subjected to compression molding; not only is the firm adhesion of the molded carbon fiber round tubes ensured in the whole process, but also the production cycle is shortened; and the colloid loss and cost are reduced, and the benefits are improved.

The invention, which relates to the field of communication, discloses an antenna system and a mobile terminal. The antenna system is composed of a circuit board with feed points and ground points, a housing accommodating a circuit board, and an antenna radiation portion that is in contact and conduction with the feed points and ground points and is accommodated in the housing. A USB port is formedin the circuit board; and the antenna radiation portion is arranged right above the USB port partially at least. A metal tuning portion is arranged between the antenna radiation portion and the housing and is arranged right above the USB port to realize intermediate-frequency and high-frequency tuning of the antenna radiation portion. Compared with the prior art, the antenna system and the mobileterminal have the following beneficial effects: introduction of power consumption devices like a radio-frequency switch and a tuner is avoided; the bandwidth of the needed frequency band is extended;full-frequency-band coverage of communication is realized; and the complexity is reduced.

The invention relates to a thermoplastic composite material and a preparation method thereof. The thermoplastic composite material is composed of the following components in parts by weight: 35 to 55 parts of calcium carbonate powder, 5 to 8 parts of wood chip, 3 to 6 parts of bamboo chip, 8 to 10 parts of wheat straw, 5 to 8 parts of rice husk, 0.5 to 1 part of nickel sulfate hexahydrate, 5 to 8 parts of sodium hydroxide solution (2-3%), 6 to 8 parts of polyoxyethylene ether sodium dodecanol sulfate, 5 to 8 parts of crosslinked polyvinyl pyrrolidone, 3 to 6 parts of tridecafluorooctyl triethoxysilane, 3 to 5 parts of bleaching powder, 0.2 to 0.6 part of sodium thiosulfate, 3 to 8 parts of PP toughening agent, and a proper amount of pigment. The composite material is waterproof and mold-resistant, and enhances the elasticity and plasticity of wall. After construction, a uniform and beautiful effect is achieved, and the brightness is obviously increased. The raw materials are wastes, the price is low, wastes are reutilized, the environment is protected, and the economic benefit is prominent.

The invention discloses an electric appliance heating device. The electric appliance heating device comprises an outer shell with an inner cavity. The upper end of the outer shell is provided with anair outlet communicating with the inner cavity. The air outlet is used for exhausting air in the inner cavity. The air exhausted from the air outlet flows towards the side close to the outer shell, and is used for heating an outer furnace body. In the electric appliance heating device, part of heat in the inner cavity of the electric appliance heating device can be exhausted through the air outlet, and damage due to overheat of the inner cavity can be prevented. Since the air exhausted from the air outlet of the electric appliance heating device flows towards the side close to the outer shell,the air (with heat) exhausted from the air outlet can heat the furnace body (the furnace body is an outer container) placed above a heating body again. The air outlet arranged in the electric appliance heating device can have the function of heat dissipation and mainly assists in inner cavity heat dissipation, air exhausted from the air outlet can heat the furnace body again, and two purposes areachieved through one action.

The invention relates to a weather-resistant natural composite material UV (Ultraviolet) large surface plate which is characterized by consisting of the following raw material components in parts by weight: 100 parts of coarse whiting, 50 parts of a recycled self-wearing material, 37.5 parts of a SG-8 polyvinyl chloride resin, 3 parts of a CS-108 tube PVC (Polyvinyl Chloride) efficient rare-earthcomposite stabilizer, 2 parts of ACE PVC processing aids, 1.5 parts of CPE (Chlorinated Polyethylene), 0.8 part of PE WAX and 0.5 part of 1840 type stearic acid. The plate is not only good in mold andwater resistance, but also the elasticity and the plasticity of a wall are improved, a uniform and attractive construction effect is achieved, and the brightness is remarkably improved. As the raw materials are mostly wastes, the price is low, the purpose of waste recycling is achieved, the environment is protected, and remarkable economic benefits are made.

The invention relates to an environment-friendly thermoplastic wood-plastic composite and a production technology of the wood-plastic composite. The wood-plastic composite comprises the following raw materials in parts by weight: 15-25 parts of wood dust, 6-12 parts of bamboo dust, 35-45 parts of waste plastic, 10-15 parts of wheat straw, 6-15 parts of bagasse, 15-30 parts of soybean hull, 6-8 parts of peanut shell, 5-8 parts of egg shell, 6-12 parts of rice hull, 5-10 parts of sodium lauryl sulfate, 5-10 parts of crosslinked polyvinylpyrrolidone, and 3-8 parts of 1H,1H,2H,2H-perfluorooctyltriethoxysilane. The wood-plastic composite has good physical and mechanical properties, is high in bearing capacity, long in service life and high in water resistance, is not liable to deform, is not damaged by worms, does not generate fungi, is acid-alkali-resistant, corrosion-resistant, nontoxic, pollution-free and radiation-free, can be completely recovered and regenerated, meets an environment-friendly requirement, is a structural material, and can be sawn, planed and nailed; wood-plastic composites of various dimensions and specifications can be prepared and assembled according to customer demands; local damage of a product can be maintained and reconstituted; the flame resistance is adjustable; a color can be adjusted at random; the raw materials most adopt wastes; the price is low; secondary utilization of the wastes is achieved; an environment is protected; and an economic benefit is significant.

The invention relates to a high-plasticity natural compound material and a preparation method thereof. The natural compound material is prepared from the following components in parts by weight: 50-75 parts of natural rock powder, 5-8 parts of styrene-acrylic emulsion, 3-6 parts of a propylene glycol additive, 3-6 parts of an AMP-95 multifunctional additive, 5-8 parts of an HT-608 high-build defoaming agent, 0.5-1 part of nickel sulfate hexahydrate, 3-6 parts of 2-3% sodium hydroxide solution, 6-8 parts of polyoxyethylene ether sodium dodecyl sulfate, 5-8 parts of cross-linked polyvinylpyrrolidone, 3-6 parts of perfluorooctyltriethoxysilane, 3-5 parts of bleaching powder, 0.2-0.6 part of sodium thiosulfate, 3-8 parts of urea, 3-8 parts of a PP flexibilizer and a proper amount of pigment. The natural compound material has mildew-proof and water-proof effects, can be used for reinforcing the elasticity and plasticity of a wall face, has uniform and attractive effects after construction, and enables the brightness to be remarkably promoted. The natural compound material adopts wastes as raw materials at low price, achieves the aims of secondary utilization of waste and environmental protection, and has remarkable economic benefits.

The invention discloses a putty scraping and coating machine. The putty scraping and coating machine comprises a bottom plate and a barrel body, a waste collecting box and a telescopic device are arranged on the bottom plate, the bottom end of the barrel body is fixedly arranged on the telescopic device, the interior of the top end of the barrel body is connected with the bottom end of a rotating barrel through a rotating device, and a scraper assembly is arranged at the top end of the rotating barrel; and the scraper assembly comprises a scraper body and a vertically-through scraper rest, the lower through end of the scraper rest is in fixed communication with the top end of the rotating barrel, the upper through end of the scraper rest is in a downward groove shape, the scraper body is installed on the scraper rest, and a discharging opening is formed in the barrel body and is in communication with the waste collecting box through a first telescopic pipe.

The invention discloses a filtering device. By arranging a feeding hopper of a special structure, introducing compressed air, adding a guide plate and arranging multiple layers of filtering core boards, filtering and reutilizing of reclaimed sand casting waste are improved, and the purposes of improving the filtering effect and protecting the environment are achieved.

The invention relates to a weather-resistant natural composite material integrated wall panel and a preparation method thereof. The weather-resistant natural composite material integrated wall panel is characterized by comprising the following raw materials and components in parts by weight: 50 parts of light calcium carbonate, 50 parts of a recycled autogenous grinding material, 25 parts of SG-8polyvinyl chloride resin, 8 parts of log bamboo powder, 25 parts of PVC tube material, 2.5 parts of CS-108 tubular product PVC efficient rear earth compound stabilizer, 0.4 part of a yellow foaming agent, 0.3 part of a white foaming agent, 3.9 parts of ZB-760 PVC foaming conditioning agent, 0.05 part of PE WAX PE wax and 0.32 part of 1840 type stearic acid. The wall panel is mold-proof and waterproof, the elasticity and plasticity of wall are increased, the effect after construction is uniform and attractive in appearance, and the promotion of brightness is extremely obvious. Rejected materials are adopted as the raw materials mostly, the cost is low, secondary utilization of the rejected materials is reached, the environment is protected, and the economical benefit is remarkable.