114results about How to "Reach the effect of recycling" patented technology

The process of treating and utilizing acidic waste water containing heavy metal includes the following steps: filtering the acidic waste water containing heavy metal in two filters with specific material; 2. purifying water and producing acid; and 3. reutilizing the treated waste water with relatively low acid concentration. The present invention has low cost, saving in resource, long equipment service life, high treating effect and other advantages.

The invention provides a method for synchronously recovering nitrogen and phosphorus from wastewater by magnesium hydroxide modified sepiolite. The magnesium hydroxide modified sepiolite is prepared from natural sepiolite is used as a raw material, MgCl2 as a magnesium source and alkyl sulfonate as a surfactant. Nitrogen and phosphorus in medium and high concentration wastewater are synchronouslyrecovered by adsorbability of the sepiolite in combination with a struvite precipitation method on the basis of the prepared modified sepiolite as a precipitant, and the recovered filter residues arecollected and dried for use as a soil conditioner or slow release fertilizer. The method has the advantages of being energy saving and environmentally friendly; according to the treated wastewater, ammonia nitrogen concentration and total phosphorus concentration are both well reduced, and synchronous recovery of nitrogen and phosphorus is realized.

The invention discloses a potato residue membrane device recycling machine, which comprises a digging shovel assembly, wherein a pushing chain plate is arranged above the digging shovel assembly, a side plate 1 and a side plate 2 are arranged on the two sides of the digging shovel assembly, the two sides of the pushing chain plate are respectively connected with the side plate 1 and the side plate 2, support rolling devices are arranged outside the side plate 1 and the side plate 2, a winding device is arranged between the side plate 1 and the side plate 2 which are arranged above the pushing chain plate, two hanging ear plates are arranged above the winding device, and are connected onto the side plate 1 and the side plate 2 through a big frame, a connecting frame is connected between the hanging ear plates, one end of the connecting frame is connected with a transmission device, and the other end of the connecting frame is connected with a four-wheel tractor. Power is transferred to a gear box through the connecting frame, enables a main transmission chain wheel to rotate by driving a main transmission shaft after the power is reduced through the gear box, and then drives various devices to go forward and rotate. The potato residue membrane device recycling machine has the characteristics of simple structure, one-stage molding and convenient use.

The invention discloses plastic-wood plate cutting and recycling integrated equipment. The plastic-wood plate cutting and recycling integrated equipment comprises a crushing box, an operating table, afiltering frame, a sleeve rod and a fixing ring, a feeding inlet is formed in the top end of the crushing box, a third driving motor is fixedly connected to the outer side of the crushing box, an output shaft of the third driving motor is fixedly connected with a rotating shaft, sliding grooves are formed in supporting plates, an L-shaped plate is fixedly connected to the end, close to the thirddriving motor, of the filtering frame, a second driving motor is fixedly connected to the outer side of the crushing box, an output shaft of the second driving motor is fixedly connected with a rotating plate, and a connecting rod is fixedly connected to the end, deviating from the second driving motor, of the rotating plate. According to the plastic-wood plate cutting and recycling integrated equipment, by arranging a dust collector, a guiding pipe, the crushing box and a crushing roller, generated sweeps and wood particles can be recycled and crushed to be conveniently reprocessed into a wood plate, environmental protection is facilitated, the recycling effect is achieved, and the problem that the sweeps and wood particles generated during cutting are not utilized, and consequently, environmental protection is not facilitated is solved.

The invention provides a battery heating control method, device and system, a storage medium and a vehicle. The method comprises the steps of detecting the temperature of a battery of the vehicle; ifthe temperature of the battery is less than or equal to a first preset temperature, controlling a generator of the vehicle to supply power to a brake resistor to heat the battery with the heat generated when the brake resistor works; and if the temperature of the battery is greater than the first preset temperature, controlling the generator to supply power to the battery. When the temperature ofthe battery is lower than the first preset temperature, the braking energy is used for heating the battery so as to improve the charging capacity of the battery; and after the battery temperature is higher than the first preset temperature, the braking energy is used for supplying power to the battery, and the braking energy recycling effect is achieved. Through the method, the charging performance of the battery of the vehicle in a low-temperature environment can be improved, the braking energy recovery efficiency is improved, and the endurance mileage of the vehicle is prolonged.

The invention relates to the technical field of smelting furnaces, and discloses a heat recycling device of a smelting furnace. The heat recycling device of the smelting furnace comprises a first base, a second base and a third base, wherein a furnace body is fixedly connected to the top part of the first base; a chimney fixedly communicates to the top part of the furnace body; a first fixing ringis fixedly sleeved on the bottom part of an outer surface of the chimney; a heat exchange guide plate located above the first fixing ring is fixedly sleeved on the outer surface of the chimney; and ahot water collection tank is fixedly sleeved on an outer surface of the heat exchange guide plate. According to the heat recycling device of the smelting furnace, the heat exchange guide plate can beused for heating water in the hot water collection tank through collecting heat on the chimney, and water is conveyed to a hot water tank through the pumping of the first pump and is then dischargedfrom a drainage pipe for the use by people, so that the outer wall of the chimney can be cooled, the service life of the chimney is prolonged, meanwhile, an effect on recycling waste heat is achieved,the energy is saved, and the energy utilization ratio is improved.

The invention provides a method for removing a GaN-based epitaxial layer on a substrate. The substrate and the GaN-based epitaxial layer on the substrate form an epitaxial wafer. The method comprises the steps as follows: putting the epitaxial wafer in a reaction cavity and introducing chlorine gas (CL2) into the reaction cavity, wherein the chlorine gas (CL2) is used for reacting with the GaN-based epitaxial layer at a preset temperature and a preset cavity pressure in the reaction cavity to etch the GaN-based epitaxial layer, but the substrate does not react with the chlorine gas (CL2), so that the substrate with the GaN-based epitaxial layer removed is obtained. According to the invention, the substrate with the GaN-based epitaxial layer removed can be used for epitaxial growth again.

The invention discloses an unpowered ventilation device. The unpowered ventilation device comprises an exhaust pipe, an air inlet pipe, an impeller, a first heat pipe, a second heat pipe and a separation plate; the exhaust pipe communicates an indoor space with an outdoor space; one end, which is located outdoors, of the exhaust pipe is provided with a rotary air cap; the air inlet pipe penetratesthrough the pipe wall, which is located indoors, of the exhaust pipe form the pipe, which is located outdoors, of the exhaust pipe and extends indoors; the pipe wall, which is located outdoors, of the exhaust pipe is provided with an outdoor air inlet which communicates with the air inlet pipe through a communication block; the impeller is arranged in the air inlet pipe and is connected onto therotary air cap through a transmission connection rod; the evaporation section and the condensation section of the first heat pipe are located on the inner and outer parts of the air inlet pipe; the condensation section and the evaporation section of the second heat pipe are located on the inner and outer parts of the air inlet pipe; the separation plate separates the first heat pipe from the second heat pipe and divides the exhaust pipe into a first exhaust passage and a second exhaust passage; and the first and second exhaust passages are internally provided with a first exhaust valve and a second exhaust valve correspondingly. By adopting the unpowered ventilation device, sufficient fresh air is provided for the indoor space; besides, the indoor heat loss can be lowered; and the utilization rate of energy is improved.

The invention provides a piezoelectric ceramic fiber power generation system, a pair of power generation shoes and a power generation tire, and relates to the technical field of piezoelectric recycling and conversion. The piezoelectric ceramic fiber power generation system comprises a piezoelectric ceramic fiber driver, an electric energy collection system, an electric energy storage system and an electric energy using system, wherein the piezoelectric ceramic fiber driver comprises a piezoelectric ceramic fiber composite material; the electric energy collection system is electrically connected with the piezoelectric ceramic fiber driver, and is used for collecting electric energy produced by the piezoelectric ceramic fiber composite material; the electric energy storage system is electrically connected with the electric energy collection system, and is used for storing electric energy collected by the electric energy collection system; the electric energy using system is electrically connected with the electric energy storage system, and is used for utilizing the electric energy stored by the electric energy storage system to work. The piezoelectric ceramic fiber power generation system has the advantage that the electric energy is produced by utilizing the deformation of the piezoelectric ceramic fiber composite material, and is finally provided for other electric appliance equipment to use, so as to effectively convert the waste mechanical energy into electric energy.

The invention discloses a rotational molding surfboard and a manufacturing technology of the rotational molding surfboard. The rotational molding surfboard comprises a surfboard body, wherein the surfboard body is of a hollow structure with the front pointed and the rear blunt and is in the shape of a leaf, a streamlined concave portion is arranged on the top of the surfboard body, a plurality of convex tail fins are arranged at the bottom of the surfboard body, and a finished product of the surfboard is made through rotational molding hollow mold opening, material feeding, heating and rotation, forming and mold release, spraying, cooling, mold release and edge scraping processing. The rotational molding surfboard is simple in structure; because the rotational molding surfboard is provided with the tail fins, the effects that the surfboard is safe, durable and easy to operate can be achieved, production efficiency of the surfboard is improved, technological operation difficulty is reduced, and the purposes of standardization and batching are achieved.

A method for electrolyzing high-quality nickel from electroless nickel plating wastewater is disclosed, according to the method, the electrolysis current efficiency can be improved greatly, and a nickel layer which is uniform, compact and flat and with metallic luster can be obtained. The method for electrolyzing the high-quality nickel from the electroless nickel plating wastewater includes the following steps of (1) collecting electroless nickel plating wastewater by using a collecting tank; (2) adjusting the PH value of the collected wastewater to an alkalescence condition under which hydrogen evolution side reaction can be reduced; (3) adding polyvinyl alcohol with a volume percent concentration of 1%-5% and sodium persulfate with a mass percent concentration of 1%-10% to the wastewater and mixing, and standing for 12-24 hours; and (4) draining the wastewater being conducted standing to an electrolytic tank and conducting nickel electrolysis. The method for electrolyzing high-quality nickel from the electroless nickel plating wastewater is completely different with traditional electrolysis technologies, the current efficiency can reach to 70%, the COD degradation rate can reach to 70%, and the amount of total phosphorus is decreased 60%; by adoption of the method, the nickel layer which is uniform, compact and flat and with the metallic luster can be obtained, so that the effect of recycling nickel sources is achieved, meanwhile, organics can be degraded and total phosphorus can be removed, and accordingly the method has good application prospects.

The invention relates to the technical field of batteries, and discloses a battery plate washing and drying device. The battery plate washing and drying device comprises a big gear, a guide rail is movably connected to the outer side of the big gear, a drying box body is movably connected to the left end, close to the big gear, of the guide rail, an air outlet hole is formed in the front side of the drying box body, a fan is movably connected to the back side of the drying box body, a washing device is movable connected to the right end of the guide rail, a cleaning box is movable connected tothe upper end of the inner part of the washing device, and sprayers are movably connected to the inner walls of the four sides of the cleaning box. According to the battery plate washing and drying device, the structures of the cleaning box, the sprayers, a water outlet, a water storage layer and the like are used in a matched mode, thus the effect of multi-angle cleaning is achieved, the structures of a water inlet pipe, a water tank, a water pump, a water outlet pipe and the like are used in a matched mode, thus the effect that water can be recycled is achieved, the structures of a motor, arotating shaft, a rotating wheel, the fan and the like are used in a matched mode, and thus the effect that drying can be conducted after cleaning is achieved.

The invention discloses a double-feed disk pelletizer, which is characterized in that: two groups of inclined brackets are arranged on a pedestal, wherein each bracket is combined with a pelletizing barrel which is driven by a motor to revolve respectively; a conveying device is combined below the front edge of the pelletizing barrel; the front edge of one of the pelletizing barrels is combined with a movable arm; the movable arm is combined with an angle adjusting barrel plate, so that the barrel plate is adjusted to an appropriate angle and extends into the pelletizing barrel; a feeding device is combined above each pelletizing barrel respectively to form the double-feed disk pelletizer used for pelletizing recycles wastes, such as sewage sludge and furnace bottom slag into particles; and the surface of the particles is coated with a sludge layer and is sintered into hard environment-friendly stone. Therefore, the effects of environment-friendly treatment and recycling of the wastes are achieved.

The invention discloses a waste recovery device of a 3D printing device. The waste recovery device comprises a printing table, wherein a control panel is arranged on the front surface of the printingtable, supporting legs are fixedly connected to the lower surface of the printing table, an electric sliding rail is fixedly connected to the upper surface of the printing table, a telescopic column is arranged on the upper surface of the electric sliding rail, a cross rod is fixedly connected to the top end of the telescopic column, an electric sliding block is arranged on the surface of the cross rod, a fixing base is arranged on the upper surface of the electric sliding block, and a feeding funnel is fixedly connected to the upper surface of the fixing base. According to the waste recoverydevice of the 3D printing device, through the arrangement of the a waste leaking hole, the conveying of waste generated by printing is facilitated, through the arrangement of a crushing box, a crushing motor and a crushing roller, printing waste fed from the first waste leaking hole can be crushed, and through the arrangement of a waste collecting box, the collection of the crushed printing wastein the crushing box is facilitated, and the 3D printing device has the effect of waste recovery.

The invention discloses a lifebuoy waste recycling device. The lifebuoy waste recycling device comprises a collection box and a crushing box. The collection box is positioned at the top end of the crushing box and is communicated with the crushing box. A negative-pressure fan is arranged on the outer wall of one side of the collection box. A first blocking net cover is fixedly arranged on the inner wall of the side, close to the negative-pressure fan, of the collection box. A collection pipe is arranged on the side, far away from the negative-pressure fan, of the collection box. A collector isfixedly arranged at one end of the collection pipe. The collector is of a cavity structure. A rotating rod is rotationally arranged in the collector. Collecting plates are fixedly arranged on the outer side of the rotating rod. A rotating motor is fixedly arranged on the outer wall of one side of the collector. An output shaft of the rotating motor is fixedly connected with the collecting plates.A driving crushing gear and a driven crushing gear are rotationally mounted in the crushing box. The lifebuoy waste recycling device is reasonable in structure and convenient to use, achieves the effect of recycling the waste material of an air permeable mold lifebuoy and is environmentally-friendly and economical.

The invention relates to the technical field of aquaculture, and discloses a feeding device capable of recycling excess feed for aquaculture. The feeding device comprises a storage box, a transverse plate is fixedly connected to the interior of the storage box, a motor is fixedly connected to the top of the transverse plate, and a rotating shaft is rotatably connected to the bottom of the motor; awater pump is fixedly connected to the inner bottom wall of the storage box, a water outlet pipe is fixedly connected between the top of the water pump and the back face of a collecting box, a watersuction pipe is fixedly connected to the back face of the water pump, the rotating shaft is sleeved with a threaded sleeve, and a stirring rod is fixedly connected to the lower portion of the exteriorof the rotating shaft; and a cylinder is fixedly connected to the outer portion of the threaded sleeve, and a movable hopper is fixedly connected to the top of the cylinder. After the water pump is started, the rotating shaft continues to drive the stirring rod to rotate, the stirring rod rotates to drive the feed in the cylinder to evenly float in the cylinder, the feed and pond water can be pumped away together, and therefore the effect that the feed is prevented from being deposited at the bottom of the cylinder and being difficult to recycle is achieved.

The invention discloses a water-saving device for landscaping. The water-saving device comprises a base, a water tank, flower port fixing racks, an installation plate and a water pump, wherein the installation plate is fixed to the upper surface of the base, the flower port fixing racks which are symmetrically distributed are inserted into the two sides of the installation plate, and a collectiongroove is formed under the flower port fixing racks. A filter screen is embedded into the inner wall at the upper end of a water drain pipe, spraying rods are symmetrically inserted into the outer wall on the upper surface of the installation plate, and sprayers are inserted into the lower ends of the spraying rods. A water conveying pipe is inserted into the upper end of the installation plate, the water tank, a timer and the water pump are installed in the base, and the end, inserted into the installation plate, of the water conveying pipe is inserted into one side of the upper end of the water pump. By arranging the timer, the time for irrigating landscaping plants is controlled, the situation that the irrigation time is too long, water resources are wasted is prevented, dripping watercan be collected through the collection groove and recycled, and the effect of reducing the water resource consumption is achieved.

The invention discloses a hot air-type tea leaf enzyme-deactivating machine with a heat recycling function. The hot air-type tea leaf enzyme-deactivating machine comprises a box body, wherein supporting legs are fixedly connected to the lower surface of the box body; a box cover is movably connected to the upper side of the box body through hinges; hot air blowers are fixedly connected to the inner wall of the box body; a retainer ring is fixedly connected to the lower side of the inner wall of the box body; an elastic net is fixedly connected to the inner wall of the retainer ring; a drivingdevice is fixedly connected to the bottom of the inner wall of the box body; one side of the driving device is fixedly connected with the lower surface of the elastic net. A speed reducing motor is arranged for driving a wheel disc to rotate, the wheel disc rotates to drive a toothed rod to move down because of engagement of a toothed rail and the toothed rod, and the toothed rod moves down to pull a fixing block so as to deform the elastic net; when the toothed rail rotates to an empty position, the toothed rail and the toothed rod are disengaged, so that the effect of limiting the toothed rod is eliminated, and tea leaves are vertically thrown up by the elastic net; by spreading out the tea leaves, the effect of preventing the tea leaves from being heated nonuniformly due to accumulationof the tea leaves is achieved.

The invention provides a residual material recyclable type ceramic tile cutting machine for a construction site, and relates to the technical field of building. The residual material recyclable type ceramic tile cutting machine for the construction site comprises a shell, a placing table is fixedly connected inside the shell, clamping mechanisms are fixedly connected to the two ends of the top surface of the placing table, sliding grooves are formed in the two sides of the inner wall of the shell, a forward and reverse rotating motor is fixedly connected to one side surface of the shell, and ascrew rod is fixedly connected to the output end of the forward and reverse rotating motor. According to the residual material recyclable type ceramic tile cutting machine for the construction site,a first electric push rod, the sliding grooves, sliding blocks, a push plate, a hinge block, a connecting plate and a recycling plate are arranged, so that the problems that most of traditional cutting equipment cannot recycle residual materials obtained after cuttiing of ceramic tiles, so that waste of the ceramic tiles is caused, and the building cost is improved are solved, the clamping mechanisms and the placing table are arranged, so that the advantage that the stability is high is achieved, and the problem that the ceramic tiles possibly can skew in the cutting process, so that the cutting effect is poor is solved.

The invention discloses a pull net type fiber separator based on sanitary towel cotton yarns and paper pulp membrane sheets. The pull net type fiber separator structurally comprises a gas discharge column cylinder, a yarn pulling output cylinder, a piston cylinder, an axis rotary pump, a pull net separation roller, a sanitary towel guide pipe, an electric control box and a base block. According tothe invention, the pull net separation roller is matched with the sanitary towel guide pipe to form the counter weight centrifugation and centripetal throwing operation of external winding of cottonyarns and internal filling of water-containing paper pulp, and when the arc buckle sliding brush block of the rail frame ring is matched to scrape and brush the membrane sheet, the debris forms the irregular axis of the paper pulp and the periphery of the paper pulp is wrapped and collected, so that the cotton yarn fiber in the middle position is separated from the paper pulp membrane sheet belt,the membrane sheets bonded by the cotton threads fall off to the sealing ring under the action of strong centrifugation and centripetal force and fall back to the middle position along the centripetalair holes, the purity of the fiber separation operation in the sanitary towel is high, the screened materials are high in collection degree and free of residues, the working period is short, and theprecision and the efficiency of batch fiber separation operation are improved.

The invention relates to a water-saving urination and defecation flushing system. The water-saving urination and defecation flushing system is provided with a urinal, a toilet bowl, water supply tanks and an urination water returning device. The urination water returning device mainly comprises a urine storage tank, a urine booster pump and a urine filter which are successively connected. The urine booster pump is automatically opened and closed according to the liquid level state of the urine storage tank. A water outlet of the water supply tank for the urinal is connected with a water inlet of the urinal via a urinal water inlet tube with an opening and closing control valve, and a water outlet of the water supply tank for the toilet bowl is connected with a water inlet of the toilet bowl via a toilet bowl water inlet tube; a water outlet of the urinal is connected with the urine storage tank of the urination water returning device; a filter outlet of the urine filter is connected with a water inlet of the water supply tank for the urinal via an urination water returning tube. Clear water filtered by the urinal and a washing device is recycled, the urinal and the toilet bowl are flushed by the clear water filtered by the urinal and the washing device, and therefore, the effect of saving water is achieved.

An engine waste heat power recovery system comprises a main power unit, an auxiliary power unit and a transmission unit. The main power unit comprises a main engine, a spindle connected with the mainengine and driven by the main engine to rotate, and a heat conducting tube connected with the main engine. The auxiliary power unit comprises a Stirling engine connected with the heat conducting tube,and an output shaft linked with the Stirling engine to rotate. The transmission unit is arranged between the spindle and the output shaft to transmit the torsion of the output shaft to the spindle. Through arrangement of the main power unit, the auxiliary power unit and the transmission unit, waste heat of the main engine can drive the Stirling engine to provide auxiliary torsion, thus the effectof waste heat power recovery is achieved, and the purpose of the engine waste heat power recovery system can be achieved indeed.