36results about How to "Does not consume water resources" patented technology

The invention relates to a combined lightweight steel structure building and an assembling method thereof. The combined lightweight steel structure building comprises ground beams, angular upright posts, upright posts, ring beams, sandwich panels, a roof, staircases, doors and windows. The key technical points of the combined lightweight steel structure building are as follows: a plurality of floor bottom girders in parallel are arranged on the ground; four ground beams are arranged on the circumference of each floor bottom girder in turn; bolt fastening sheets which are connected with the ground beams and the ring beams are arranged on joints of upper ends and lower ends of each angular upright post and each upright post respectively; limit baffle plates of wall panels are arranged on angular upright posts and upright posts near the outside of the building; bolt fastening limit treadle bars of the wall panels are arranged on upright posts near the inside of the building; the wall panels comprise wall panels provided with door bodies or wall panels provided with window bodies; metal section supporting layers which are suitable to be connected with balcony bottom girders or/and corridor bottom girders are uniformly distributed between two adjacent floors; metal floor slabs are laid on the metal section supporting layers; and the roof is as follows: a waterproof ridge section is arranged on the upper part of a ridge main girder; the edge of a roof slab is embedded into the ridge section; and a roof slab slot section provided with a drainage channel is arranged on the upper part of a ramp beam of the roof.

The invention relates to a one-story combined type lightweight steel structure house and a mounting method thereof. The house comprises ground beams, corner upright posts, upright posts, ring beams, a sandwich panel, a roof, a door and windows. The house comprises the following technical points: a plurality of parallel floor mudsills are arranged on the ground; the periphery of the floor mudsills are sequentially provided with four ground beams; the connecting parts between the upper ends and the lower ends of each corner upright post and each upright post are provided with a bolt connecting sheet connected with the ground beam and the ring beam respectively; the positions of the corner upright post and the upright post close to the outer side of the house are provided with a limiting baffle plate of a wallboard; the position of the upright post close to the inner side of the house is provided with a bolt connecting and limiting treadle bar of the wallboard; the wallboard comprises the wallboard with a door body or window bodies; and the roof comprises: the upper part of a main girder of a roof ridge is provided with a water retaining roof ridge section; a roof board is embedded into the roof ridge section; and the upper part of an oblique beam of the roof is provided with a roof board slot section with a drainage channel. The method standardizes and generalizes members of the building structure, totally adopts bolt connection without needing welding in mounting and is suitable for the requirement of a routine lightweight structure house.

The invention discloses an induction heater which comprises a heating zone 1 and a heating zone 2, wherein the heating zone 1 is divided into two heating surfaces; a first heating surface is shaped like a trapezoid without the bottom; a second heating surface is a U-shaped one; the two lateral sides of the trapezoid-shaped heating surface are connected with the U-shaped heating surface; and an included angle is formed between the first heating surface and the second heating surface. When the induction heater is used to perform alloy cladding on a steel rail, preheating does not need to be performed in advance, so that on the premise of the same steel rail cladding speed, heat energy required by the method is only one third or less of the prior art; and meanwhile, the method lays a foundation for miniaturization of a generator or even construction without the aid of a rail car. By performing detailed analysis on structure phase change and heat transmission of a steel rail in the cladding process, the invention breaks through the theory that the steel rail must be preheated prior to welding for the first time, and presents that the steel rail can be directly subjected to alloy cladding without being preheated while generation of martensite can be avoided. The technology disclosed by the invention is put forward for the first time at home and abroad.

The invention relates to an acetate starch formulation for textile sizing material, and a preparation method thereof. The acetate starch formulation comprises corn starch, caustic soda, oxidizer, reducer, and esterifying reagent, and is characterized in that the acetate starch formulation also comprises alcohol. The preparation method comprises the following steps: adding the corn starch, caustic soda and alcohol into a feed box, and stirring; sprinkling liquid oxidizer, sprinkling powdery reducer in dispersed manner, spraying with liquid esterifying reagent, heating with steam, evacuating, heating with steam to 65 DEG C, and persistently evacuating until the alcohol in the feed box is completely volatilized, distilled and recovered; and discharging, sieving, pulverizing and mixing. The alcohol solvent phase is employed to prepare acetate starch to reduce the production cost. The acetate starch replaces PVA in textile pulp application to acquire good effect, higher substitution degree, and excellent size film performance, and improve the sizing quality and level of subsequent textile sizing. The alcohol solvent phase production does not require water resource to have no waste water treatment.

The invention discloses a heating and cooling system using swallet waste heat by industrial and mining enterprises, relating to the field of residual heat waste heat resource utilization. The heating and cooling system comprises a well-head freeze protection water source heat pump unit (5), a worker bath water source heat pump unit (6), an industrial heating and cooling water source heat pump unit (7), a mine water recycle pump (2), a primary water recycle pump (4), three secondary water recycle pumps, a bath water heating recycle pump (13), two plate-type heat exchangers and a sub-water catcher (17). In the invention, a water source heat pump technology is used and reclaimed water waste heat in a mine water treatment plant is comprehensively utilized for worker bath, industrial heating in winter, well-head freeze protection and cooling of office buildings and apartment blocks in summer; a coal-fired boiler system is thoroughly replaced; a water source heat pump system only extracts the heat of the reclaimed water of the treated mine water and domestic sewage, and additional water resources are not consumed; and the heating and cooling system has the advantages of remarkable energy saving effect, obvious economic benefit, outstanding environmental benefit and the like.

The invention relates to a mechanical ventilation air cooling tower which is mainly used in an industrial circulating water cooling process of the chemical industry, the metallurgy industry, the electric power industry and other industries. The mechanical ventilation air cooling tower comprises a tower body (1), a draught fan (2), a dry type air cooling radiator (3), a water inlet pipeline (7) and a water outlet pipeline (8), wherein the dry type air cooling radiator (3) is perpendicularly arranged on the periphery of the tower body (1), a wet type air cooling radiator (4) and a spray nozzle (5) are arranged inside the tower body (1), the wet type air cooling radiator (4) is horizontally arranged, the spray nozzle (5) is arranged above the wet type air cooling radiator (4), and a water collecting tank (6) is arranged below the wet type air cooling radiator (4) and connected with the spray nozzle (5) through a water spraying device (9). The mechanical ventilation air cooling tower has the advantage that when the environment temperature is quite high in summer, the water outlet temperature of circulating water can be lowered.

The invention relates to a sludge hydrolysis acidification system and relates to the technical field of sludge hydrolysis acidification. According to the sludge hydrolysis acidification system, existing 12 DEG C secondary sedimentation tank effluent in the sewage treatment process is used for providing heat sources for a plate-type heat exchange device, cold water entering the plate-type heat exchange device from a cold water tank exchanges heat with the secondary sedimentation tank effluent to obtain warming cold water, and the warming cold water enters a heat pump device. Under the condition that electric energy is input, a heat pump system extracts heat from a water source used for the secondary sedimentation tank effluent to exchange heat, and the heat is transmitted to a water source entering a hot water tank by working and then exchanges heat with sludge in a muddy water heat exchanger so that the sludge is preliminarily warmed; and simultaneously, the heat source enters a jacket outside an internal cylinder so that the sludge entering the internal cylinder is warmed again until the temperature required for hydrolyzing is reached.

The invention relates to a water power regeneration generator set which comprises a generator, water turbines and water turbine supports, wherein each water turbine is composed of two water wheel positioning rings, a plurality of water wheel paddle boards, water wheel outer gear rings and water wheel shafts, wherein the water wheel positioning rings are fixed on the water wheel shafts; the plurality of water wheel paddle boards are uniformly distributed between the two water wheel positioning rings; the water wheel outer gear rings are fixed on the water wheel positioning rings; the water turbines are respectively installed in the semicircular water wheel positioning convex-edged grooves of two water turbine supports by virtue of the water wheel positioning rings at two sides; the water turbines are supported on the two water turbine supports by virtue of bearing seats and bearings at two ends; the generator is fixed on one of the water turbine supports; the input shaft of the generator is provided with a generator driving gear; the generator driving gear is meshed with the water wheel outer gear rings, thus a unit generator set is formed; and a plurality of unit generator sets are arranged along a river, thus the water power regeneration generator set can be formed. The water power regeneration generator set provided by the invention has the advantages of less investment, rapid effectiveness, changeable size of scale, no water resource consumption, no pollution, low cost and good economic effect; the transverse power of water flow can be fully utilized, the natural power of water flow can be regenerated multiple times, and can be expanded limitlessly downstream and constructed by stages.

The invention provides an electric dry sweeper which is good in sweeping effect, high in operation efficiency, sanitary and environment-friendly. The electric dry sweeper comprises a power system, a walking system, a sweeping system, a garbage conveying and collecting system and a dust removal system. The power system comprises an engine, an electric generator connected with the engine and a battery pack. The electric dry sweeper is characterized in that the sweeping system comprises vertical brush components located on the two sides of a car body and rolling brush components located behind the vertical brush components, the garbage conveying and collecting system comprises a conveyor belt obliquely arranged on the car body and a dustbin located on the car body, one end of the conveyor belt is located behind the rolling brush components, the other end of the conveyor belt is arranged in the dustbin, the dust removal system comprises a draught fan arranged in the dustbin and a pipelineconnected with the draught fan, the draught fan is connected with the engine, and the pipeline is arranged on the periphery of the portion, located outside the dustbin, of the conveyor belt.

The invention belongs to the field of display components and relates to a preparation method of a display module and a display module.The preparation method comprises the steps that: a substrate provided with a light-emitting unit is provided; a first optical covering layer is formed on the substrate, the first optical covering layer covers the light-emitting unit, and the thickness of the first optical covering layer is larger than that of the light-emitting unit; the first optical covering layer is etched to a preset thickness by adopting reactive ion etching; and a second optical covering layer is formed on one side, far away from the substrate, of the first optical covering layer. The flatness and uniformity of an etched surface can be guaranteed, and the product quality and the light emitting effect are improved. The display module is prepared through the preparation method, and the light emitting effect of the display module is good.

The invention discloses a high-temperature pellet sensible heat recycling device and method. Sensible heat recycling of high-temperature pellets is conducted in an airtight device through gas, water sources are not consumed, dust and harmful gas are not generated either, sufficient recycling of sensible heat can be achieved, and the beneficial effects of energy conservation and consumption reducing are achieved.

The invention relates to a green composition taking stevioside as a matrix. The green composition comprises the following components in parts by weight: 65-80 parts of stevioside, 20-25 parts of sugarcane powder and 10-20 parts of cyclodextrin. The stevioside in the composition disclosed by the invention contains a variety of amino acids, VB (vitamin B), beta-carotene and other nutritional ingredients, and the sugarcane powder contains three ingredients, namely sucrose, fructose and glucose, as well as a variety of essential amino acids for human bodies, and can be compounded with the stevioside to obtain excellent taste; in addition, the cyclodextrin is added, so that and the unfavorable bitter aftertaste of the stevioside can be relieved, and the stability of the composition can be obviously enhanced; and the green composition has the advantages of low calorie, abundant amino acids and strong stability, can be used for substituting sugar, saccharin and other various chemically synthesized sweeteners, meets the diet requirements of modern people, and can be widely applied in foods, drinks, pickled products, pharmaceutical preparations and other industries.

The invention belongs to the technical field of wheel cleaning devices and particularly relates to an automatic wheel cleaning device. The device comprises a cleaning seat, wherein a plurality of cleaning holes are evenly formed in the top of the cleaning seat, the cleaning holes are connected through a cleaning cavity, two first cleaning pipes are arranged at a bottom end of the cleaning cavity, and electromagnetic valves are arranged on the first cleaning pipes; an end, away from the cleaning cavity, of the first cleaning pipe is connected through a water storage tank, a water inlet pipe is arranged on one side of the water storage tank, an end, away from the water storage tank, of the water inlet pipe extends to the outer side of the cleaning seat, and two one-way assemblies are arranged at the top of an inner cavity of the water storage tank; and an end, away from the cleaning cavity, of the first cleaning pipe is connected with the one-way assembly. According to the device, a cleaning mode of the wheels is updated, water can be automatically sprayed to the wheels by driving the vehicle to pass through the arc-shaped plate, the wheels are cleaned in a self-service mode, and therefore the cleaning mode does not consume a large amount of manpower, time and water resources.

The invention discloses a fire prevention and extinguishing system and a fire extinguishing method thereof, and belongs to the field of fire prevention and extinguishing. The fire prevention and extinguishing system comprises an air compressor, a nitrogen making machine and a nitrogen cooling device, wherein an outlet of the air compressor is connected with an inlet of the nitrogen making machinethrough a pipeline; an outlet of the nitrogen making machine is connected with an inlet of the nitrogen cooling device through a pipeline; and the inlet of the nitrogen cooling device is connected toa fire prevention area through a pipeline. The temperature of an underground coal seam or a goaf is monitored by a temperature sensor buried in the underground coal seam or the goaf, when the temperature reaches an alarm temperature, the temperature sensor sends out an alarm signal, at the moment, field personnel or a dispatching center immediately make a response to transfer fire extinguishing equipment and open fire prevention and extinguishing equipment and pipeline valves (including the air compressor, the nitrogen making machine, the nitrogen cooling device and a district pipeline valve),low-temperature nitrogen is injected into a pipe network, and the fire prevention and extinguishing effect is rapidly achieved.

The invention discloses a waterless environment-friendly electric control toilet and an electric control method thereof. The toilet comprises a toilet body, a microwave heating unit, a plasma torch, an exhaust unit and an electric control unit, wherein the toilet body comprises a toilet shell and a cover body for covering the toilet shell and an opening of a metal shielding shell; the microwave heating unit comprises a metal shielding shell in the toilet shell, a drying chamber which is arranged in the metal shielding shell and is provided with an opening, and a microwave heating module whichis arranged in the metal shielding shell and is used for heating the drying chamber; the plasma torch is arranged in the toilet shell, and a discharge tube extends into the drying chamber; the exhaustunit is used for exhausting gas in the metal shielding shell; the electric control unit is installed on the toilet shell and electrically connected with the microwave heating module, the plasma torchand/or the exhaust unit. By utilizing microwave and plasma technologies, excrement is efficiently and stably treated under the condition that water and a sewer pipe network are not needed, and no pollution is caused to the environment.