103results about How to "Easy to landfill" patented technology

The invention discloses a method for preparing arsenic by direct reduction and roasting of an arsenic-containing material. The method comprises the following steps: taking arsenate as a raw material, uniformly mixing the arsenate material with a carbonaceous reducing agent to obtain a mixture, putting the mixture into an inert or reducing atmosphere, carrying out reduction and roasting under a negative pressure condition, and collecting roasting flue gas to obtain an arsenic product. According to the method, the arsenic-containing material which is commonly used in a metallurgical process and takes the arsenate as a main component is reduced into chemically stable elementary arsenic; the elementary arsenic is nontoxic, can be used as a raw material in the semiconductor and alloy industries, and has a certain market value; weight reduction, harmlessness and recycling of the toxic arsenic-containing material are realized in the reduction process and are the most reasonable development direction of arsenic; and therefore, the method has a large popularization value.

The invention relates to a method for reducing scaling between the oil field oil extraction transportation system and stratum. Produced water is processed by oil removal and air floatation followed by being removed of solid suspended particles by a filter and of impurity in water by a dead end ultrafiltration membrane separation device, and the ultrafiltration produced water is introduced into a nanofiltration membrane separation device to obtain nanofiltration softened water of the produced water; nanofiltration softened water of clear water is prepared; nanofiltration softened water of clear water and nanofiltration softened water of the produced water are fully mixed by a static mixer to be taken as injected water or water used for preparing polymer mother liquor; nanofiltration softened water of clear water and nanofiltration softened water of the produced water are fully mixed to take as oil extraction re-injection water or water used for diluting the polymer mother liquor. The invention has the advantages that scaling components are radically removed, and the water quality after processing does not harm the stratum, thus improving oil displacement efficiency and oil field extraction efficiency, realizing zero emission of waste water, and having good economic and environmental benefits.

The invention discloses a safe and efficient medical waste compaction device. The safe and efficient medical waste compaction device comprises a feeding pipe, a shell, a rotating rod, rakes, a slidingplate, a cutting box, a stirring motor, cutting blades, a gas collection tank, a compaction box, cutting teeth, a filter plate, a water collecting tank and a discharging door, wherein the rotating rod is arranged in the shell; the rakes are uniformly arranged on the rotating rod, the stirring motor is arranged at the top end of the cutting box, the top end of the cutting box is connected with thegas collection tank through a vent pipe, an ultraviolet light lamp is installed on the inner wall of the top end of the cutting box, the bottom end of the cutting box communicates with the compactionbox through a material conveying pipe, a hydraulic rod is arranged on the inner wall of the top end of the compaction box, a pressing plate is arranged at the bottom end of the hydraulic rod, the filter plate is arranged in the compaction box, one end of the filter plate is hinged to the inner wall of the compaction box, a lifting rod is arranged on the lower surface of the other end of the filter plate, and the lowest end of a water guide plate is connected with the water collecting tank. According to the safe and efficient medical waste compaction device, the breeding and the propagation ofharmful bacteria are avoided, the safety is improved, the pollution to outside ambient air is avoided, the medical waste can be prevented from being accumulated, the waste burning is facilitated, thestructure is simple, the use is convenient, and the popularization is facilitated.

The invention discloses a sludge curing agent and application thereof. The sludge curing agent is suitable for curing treatment on high-water-content sludge in town sewage treatment plants, rivers andlakes. The sludge curing agent comprises the following raw materials in percentage by weight: 26 to 44 percent of silicon aluminum iron calcium oxide, 19 to 37 percent of calcium oxide, 13 to 30 percent of special cement, 5 to 25 percent of polyacrylamide and 0.2 to 3 percent of chitosan. The sludge curing agent realizes sludge curing and stabilization through the chemical property of the industrial waste and the mutual activity excitation; the water content of the sludge is effectively reduced, the early-stage compressive strength and the flexural strength of the sludge are improved, and mechanical operation during backfilling is facilitated; heavy metal in the sludge is adsorbed by the chitosan, organic matters are degraded, the pathogene is deactivated, pollution is reduced and stink can be eliminated; and the sludge curing agent is low in price and simple in curing process, and the cured sludge does not cause secondary pollution.

The invention discloses a high-efficiency, safe and environmentally friendly treatment equipment for sludge, which includes a feeding port, a treatment box, a rotating shaft, a UV violet lamp, a camera, a fan, an electrode, an impeller, a filter plate, a heater, a guide wheel, a drain pipe, a runner and sedimentation The top of the treatment box is provided with a feeding port, the outlet of the feeding port is provided with a pulverizer, the processing box is provided with a rotating shaft, an impeller is installed on the rotating shaft, a fan is provided on the inner wall of the top of the processing box, and a UV purple light is also provided on the inner wall of the processing box. There are electrodes in the treatment box, a filter plate at the bottom of the treatment box, a heater under the filter plate, a drainage pipe at the bottom of the treatment box, and the drainage pipe is set under the filter plate, and the drainage pipe is connected with the sedimentation tank. The side wall of the box is provided with runners. The invention sterilizes the bacteria and viruses in the sludge, reduces its diffusion, reduces the damage to people and the environment, separates the heavy metal ions in it, and prevents them from polluting other soil sources during landfill or other treatments. It has a simple structure and is easy to use. Good for promotion.

The invention discloses an efficient automatic control method for sludge deep dehydration. The method comprises the following steps: a sludge preconcentration control step, a sludge hardening and tempering control step, a filter press control step and a mud cake transmission control step. The system is provided with two modes, namely automatic control and manual control. Under automatic control, the system operates automatically according to preset parameters. Under manual control, various links can be controlled and adjusted. Dehydrated sludge processed by the system is shaped as solidified clumps, has no percolate, has no obvious foul smell and is beneficial to further disposal such as landfill, burning, land utilization and the like. According to the invention, treatment efficiency and safety of the sludge dehydration system are enhanced, and manpower is saved.

The invention discloses a safety treatment device for urban environmental protection garbage, which comprises a strain adding pipe, a box body, a feed port, a hydraulic rod, an ultraviolet light lamp, a pressing plate, a heater, a cutter, a discharge pipe, an inclined guide plate, and gas filling Device, filter plate and camera, the side wall of the box body is connected with the feed inlet, a hydraulic rod is arranged in the box body, a pressure plate is arranged at the bottom end of the hydraulic rod, a cutter is arranged on the lower surface of the pressure plate, and a filter is arranged at the bottom end of the box body. The pressure plate is embedded with an ultraviolet light lamp, the top of the box is equipped with a strain adding pipe, the gas filling device is connected with the box through the air pipe, the outlet of the air pipe is provided with a spray discharge, and the side wall of the box is provided with a discharge pipe , There is an inclined guide plate at the bottom of the box body, the inclined guide plate is set under the filter plate, the bottom end of the inclined guide plate is provided with a liquid receiving tank, and the bottom surface of the box body is provided with a guide wheel. The invention avoids its breeding and spreading, prevents it from affecting people's health, prevents it from polluting water sources, saves time and effort, has a simple structure, is convenient to use, and is beneficial to popularization.

The invention discloses a sludge dehydration and conditioning system. The system comprises a conditioning pool, a sludge entering module, a conditioner adding module and a sludge output module; the conditioning pool is connected to the sludge entering module, the conditioner adding module and the sludge output module; the upper portion of the conditioning pool is provided with a sludge inlet and a conditioner adding opening, the lower portion of the conditioning pool is provided with a sludge outlet, the interior of the conditioning pool is provided with a stirrer, and the conditioning pool comprises a closed conditioning pool top; the sludge entering module comprises a flowmeter, and the conditioner adding module comprises an agent storage tank and a weight calculation unit. The invention further discloses a sludge conditioning method. The method comprises the steps of firstly conveying sludge to the conditioning pool, then calculating an average moisture content of the entered sludge, and calculating absolutely dry mud quantity in the conditioning pool, and setting conditioner adding quantity; secondly completing sludge conditioning ; finally conveying the sludge. According to the sludge dehydration and conditioning system and method, the sludge outlet effect is good, meanwhile the agent cannot be wasted, the obtain dehydration sludge through treatment facilitates disposition of backfilling, incineration, land utilization and the like, and equipment in all links operates efficiently and stably, is low in failure rate and high in safety, and greatly saves manpower and material resources.

The invention relates to a BX high-end three-dimensional integrated solid-liquid synchronous deeply sewage-treating device and a manufacturing method. The device is characterized by forming a set of complete sewage treating system device by three-dimensionally combining power transmission, double-vortex gearshift, dosing neutralizing, oil-water separation, aeration biochemical treatment, solid-liquid centrifugal separation, sweeping de-sliming, sludge wiping, overhead storage, biologic gnawing, deep physical absorption, malnutrition reduction, PH value, heavy metal (other pollutants), turbidity self-detection, cross circulation backwashing, sterilization and disinfection, water purification and draining, overhead bearing support and automatic control system. The energy consumption is low, the running cost is low and the industrial wastewater, rural sewage, municipal (other) sewage and reclaimed water are locally intensively treated nearby, so that the requirements for standard emission and resource reutilization are met; the device has obvious effects of cleaning production, capacity promotion and effect enhancement; the device has huge national benefit or public benefit at the aspects of water resource shortage, water pollution, sustainable economic development maintenance and promotion for energy saving and emission reduction.

The invention discloses a high-efficiency and environment-friendly water conservancy and river silt cleaning device. The side wall of the casing is connected with the telescopic cross rod, the electric telescopic rod is inserted and arranged on the telescopic cross rod, the impeller is installed on the electric telescopic rod, the bottom end of the electric telescopic rod is provided with a drill bit, the telescopic cross rod is provided with a mechanical arm, and the bottom of the mechanical arm is provided with a drill bit. There is a bucket at the end, a water suction pipe is arranged on the side wall of the casing, an ultraviolet light is arranged on the inner wall of the top of the casing, the outer wall of the casing is connected with the suction pipe frame through a stretching rod, a water filter plate is inclined in the casing, and the lowest end of the water filter plate is connected to the suction pipe frame. The drying box is connected, a rotating drum is arranged above the water filter plate, and a water spray pipe is arranged in the shell. The invention is convenient for cleaning the river, has good cleaning effect, simple structure, convenient use, and is favorable for popularization.

The invention provides a processing technique for residual papermaking black liquor, relating to the processing technique for industrial sewage. The provided processing technique clears the black liquor by leading lignin and glycan in the papermaking black liquor to become inorganic so as to solidify and discharge harmful substances in the black liquor. As to the papermaking black liquor containing the lignin and the glycan, the processing technique in the invention includes the following steps: 1) oxidizing reaction; 2) neutralization and coagulation. Certain quantity of sulfuric acid, ferrous sulfate and hydrogen peroxide is added to the black liquor, and the pH value is adjusted, so as to carry out the oxidizing reaction; then, most of the lignin and the glycan become inorganic, the COD of supernate which is precipitated for 12 to 16 hours is reduced to about 600mg/L, the color of waste water becomes light yellow from dark black, and the chroma is about 80 times. Certain quantity of sodium hydroxide and aluminum sulfate is added to the light yellow supernate so as to carry out the reaction of neutralization and coagulation, the COD of the precipitated water is reduced to lower than 350mg/L, the chroma is lowered to about 16 times, and the water quality is stable and reaches the standard.

The invention relates to an intelligent solar garbage compression and purification machine, which adopts solar cell panels for power supply and effectively combines the functions of automatic compression of garbage, automatic sterilization, isolated storage and transportation of the garbage and wireless communication information control. A using method of the intelligent solar garbage compression and purification machine comprises the following steps that: a user opens a releasing door to release the garbage, a lockup control device receives an instruction to lock the releasing door and a garbage collection door after the releasing door is opened for certain times, and a platen compresses the garbage downward; when the pressure reaches a set value, a connected electromagnetic directional valve starts, the platen returns to the original position upward and automatically inclines upward, the lockup control of the releasing door is released, the machine enters a servo working state, and a signal is transmitted to a garbage disposal center through a wireless communication control device when the garbage is fully loaded so as to facilitate timely disposal; and a built-in storage and transportation device is convenient for carrying away the garbage.

The invention an intelligent solar classification and purification machine which is powered through solar-cell panels and has the effective combination of the functions of garbage classification and recycling, automatic garbage compression, automatic sterilization, isolated storage and transportation of garbage, and wireless communication information control. The machine is used for classifying, recycling and treating the garbage through two sets of compressors, a sterilizing and bacterial inhibiting device and a storage and transportation device under the control of the same control circuit, wherein the two sets of compressors are mutually independent and have the same working principle. In an example of dumping recyclable garbage, a person opens a dumping door for dumping the garbage; when the garbage spills over and needs to be compressed, a locking control device receives an instruction for locking the dumping door and a cleaning door, a press plate is used for pressing downwards to compress the garbage, after torsion force reaches a set value for a few seconds, the press plate retreats upwards to an original position and automatically tilts upwards, the locking control of the dumping door is canceled, and the compression process is completed; and when the garbage is in full load, a wireless communication device transmits a signal to a garbage treatment center, and the storage and transportation device is used for cleaning and delivering out the garbage.

The invention discloses an environment-friendly silt treating and compacting device. The environment-friendly silt treating and compacting device comprises a feeding pipe, a treating box, a grinding machine, a breaking roll, breaking teeth, a stirring tank, an ionizing plate, a compacting box, a pressing plate, a water filtering plate, a water discharging pipe, a clod discharging pipe, a dryer andan air extracting pump, wherein the feeding pipe is arranged at the top end of the treating box; the grinding machine is arranged in the treating box; an agent adding pipe is arranged on the stirringtank; an output shaft of a stirring motor is connected with a rotary shaft; a plurality of groups of stirring impellers are arranged on the rotary shaft; the ionizing plate is arranged in the stirring tank; the bottom end of the stirring tank is connected with the compacting box by a second material-delivery pipe; an electric telescopic rod is arranged on the inner wall of the top end of the compacting box; the pressing plate is arranged at the bottom end of the electric telescopic rod; the water filtering plate is arranged in the compacting box; the dryer is arranged on the inner wall of thetop end of the compacting box; the top end of the compacting box is communicated with the air extracting pump by an air delivery pipe. The environment-friendly silt treating and compacting device disclosed by the invention has the beneficial effects that harmful substances in silt can be disinfected and sterilized, so that the health can be ensured; the efficiency of following treatment of the silt is improved; the structure is simple, the use is convenient and the benefit for promotion is achieved.

Solid waste that includes a mixture of wet organic material and dry organic material can be separated using mechanical separation to produce a wet organic stream enriched in wet organics and a dry organic stream enriched in dry organics. The separated wet organic stream and dry organic stream are separately converted to renewable or recyclable products using different conversion techniques particularly suited for the separated wet and dry organic streams.

A residue-water-oil separation device for kitchen garbage comprises a body box. An extrusion cavity is formed in the body box. The left end wall of the extrusion cavity is fixedly connected with a hydraulic rod. The right end face of the hydraulic rod is fixedly connected with an extrusion plate in sliding fit connection with the extrusion cavity. The right side of the extrusion cavity is communicated with a waste liquid through cavity. A filter screen fixedly connected with the side wall of the extrusion cavity is arranged between the extrusion cavity and the waste liquid through cavity. Theright side of the waste liquid through cavity is communicated with an oil-water separation cavity. The solid-liquid separation speed is increased through extrusion of the extrusion plate, and subsequent sufficient grinding can be realized while the efficiency is improved. Solid garbage attached to the extrusion plate is scraped off through a scraping plate and pulverized through a pulverizing cavity, and subsequent composting or landfilling is facilitated. An oil layer is sucked into an oil liquid storage cavity through a water pump after the middle position of an oil-water layer is determinedthrough a floating block, and the situation in which the reuse quality is affected due to the fact that waste water is contained in oil liquid is prevented.

The invention relates to the technical field of waste processing equipment and discloses solid waste processing equipment. The solid waste processing equipment comprises a bottom plate and a compression box fixedly mounted on the right side of the upper surface of the bottom plate. A supporting table is fixedly mounted on the left side of the upper surface of the bottom plate, a waste processing box is fixedly connected to the top of the supporting table, a circular feeding device is fixedly connected to the left side of the inner wall of the waste processing box, and the circular feeding device comprises a vertical pipe. The solid waste processing equipment is convenient to crush solid wastes in different positions in the waste processing box by matching the circular feeding device, a rotary rod, a filter screen, a fixed blade, a movable blade, a driving motor and a driving gear and is convenient to transfer incompletely crushed solid wastes to the upper side of the movable blade through a worm wheel in the circular feeding device, so that the solid wastes are secondarily crushed conveniently. Therefore, the solid wastes are crushed more thoroughly, so that a user can collect thesolid matters in the later period conveniently.

The invention relates to an environmental-friendly solar garbage-classifying compressor supplied with power by adopting a solar cell panel, and effectively combining the functions of garbage-classifying recovery, automatic garbage compression, automatic sterilization, garbage isolated storage and transport, and wireless communication information control, wherein the compressor is used for performing classifying recovery and disposal on garbage via two sets of compression devices, sterilization and antibacterial devices, and storage and transport devices, which are mutually independent and same in working principle, under the control of the same control circuit. For example, when recoverable garbage is poured, people open a pouring door and pour the garbage; in the case that the garbage is overfilled and needs to be compressed, a locking control device receives an instruction to lock the pouring door and a cleaning door, and a press plate compresses the garbage downwards; in the case that a torsion achieves a set value, the press plate retreats upwards to the original position and automatically slants upwards after a few of seconds, the locking control on the pouring door is released, and the compression process is concluded; and in the case that the garbage is overfilled, a signal is transmitted to a garbage processing centre via a wireless communication device, and garbage cleaned and transported out via the storage and transport device.

The invention relates to a solar sensing-type automatic garbage compressor, which is powered by a solar panel and effectively combines the functions of automatic opening and closing of a put-in door, automatic compression and automatic sterilization of garbage, isolated storage and transportation of the garbage, and wireless communication information control. At first, a sensor senses a surrounding environment; when a person gets close to the compressor, a driving system obtains an order to open the put-in door; when the person departs away, the put-in door is automatically closed in seven seconds; after the put-in door is opened for certain times, an automatic locking device obtains an instruction of automatically closing the garbage put-in door and a garbage cleaning door; a pressing board compresses garbage downward, and then goes back upward to an initial position and automatically tilts when getting to a lowest point, the put-in door gets rid of locking control to form a garbage channel, and a machine enters a servo working state; a wireless communication control system transmits signals to a garbage treatment center when the garbage fully fills the garbage compressor; and an internal isolated storage and transportation device conveniently transports the garbage.

The invention discloses a garden greening garbage treatment device, which comprises a base seat, a shell body, a stirring device, a dust collecting device and a water conveying device, wherein the stirring device comprises a motor, a rotary shaft and stirring blades, an output shaft of the motor is connected with the rotary shaft, the rotary shaft is positioned in the center of the shell body, andthe stirring blades are uniformly distributed on the rotary shaft; the dust collection device comprises a filter screen, a dust extraction cavity, a dust outlet, an exhaust fan and a dust collectionbox, the filter screen is positioned in the shell body, the dust extraction cavity is formed between the filter screen and the shell body, the dust outlet is formed in the left lower end of the shellbody, the dust outlet is connected with the exhaust fan, and the exhaust fan is connected with the dust collection box through a pipeline; and the water conveying device comprises a water storage tank, a water pump, a water conveying pipe and a spray head, the water storage tank is connected with the water pump, the water pump is connected with the water conveying pipe, and the water conveying pipe is connected with the spray head in a rotary manner. Garden greening garbage can be crushed, which is beneficial to landfill for subsequent treatment, and the occupied area is small; dust generatedby crushing the garbage can be collected, so that pollution caused by dust entering into the air is avoided, and plant decomposition is facilitated.

The invention discloses a safe, environment-friendly and high-efficiency sludge treatment device, which comprises a feeding port, a treatment box, a rotating shaft, a UV purple light lamp, a camera, a fan, an electrode, an impeller, a filter plate, a heater, a guide wheel, a drain pipe, a runner and sedimentation The top of the treatment box is provided with a feeding port, the outlet of the feeding port is provided with a pulverizer, the processing box is provided with a rotating shaft, an impeller is installed on the rotating shaft, a fan is provided on the inner wall of the top of the processing box, and a UV purple light is also provided on the inner wall of the processing box. There are electrodes in the treatment box, a filter plate at the bottom of the treatment box, a heater under the filter plate, a drainage pipe at the bottom of the treatment box, and the drainage pipe is set under the filter plate, and the drainage pipe is connected with the sedimentation tank. The side wall of the box is provided with runners. The invention sterilizes the bacteria and viruses in the sludge, reduces its diffusion, reduces the damage to people and the environment, separates the heavy metal ions in it, and prevents them from polluting other soil sources during landfill or other treatments. It has a simple structure and is easy to use. Good for promotion.