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111results about How to "Avoid risk of clogging" patented technology

System for neutralizing treatment of demoulding waste liquor and anodic oxidation waste liquor and recovery of aluminum ions of aluminum processing plant

The invention discloses a system for neutralizing treatment of demoulding waste liquor and anodic oxidation waste liquor and recovery of aluminum ions of an aluminum processing plant. The system comprises an alkaline system, an acidic system, a neutralizing system, a pneumatic agitating system and a filter press and packaging system, wherein the alkaline system and the acidic system are respectively connected to the neutralizing system through pipelines; the pneumatic agitating system is arranged in the neutralizing system; the filter press and packaging system is arranged at the back of the neutralizing system through a pipeline; and another pipeline connected with a wastewater tank is arranged on the filter press and packaging system. The alkaline system is composed of a No 1 demoulding waste liquor tank, a No 2 demoulding waste liquor tank, a No 1 pump and pipelines. The neutralizing system is composed of a No 1 neutralizing tank, a No 2 neutralizing tank and pipelines. According to the system, oxidization waste liquor and demoulding waste liquor of the aluminum processing plant are conveyed to a neutralizing tank to be subjected to complete harmless treatment within pH (Potential of Hydrogen) of 6 to 8; a large amount of aluminium hydroxide byproducts can be recovered; and the cost of treating waste liquor can be greatly decreased.
Owner:FOSHAN SANSHUI XIONGYING INNOVATION CENT FOR ALUMINUM SURFACE TECH

Powder coal gasification powder processing and water recovery integrated system for high-moisture coal and method of system

The invention relates to a powder coal gasification powder processing and water recovery integrated system for high-moisture coal. The system comprises a steam indirect heat transfer drying machine, an absorption tower, a flash tower, a vacuum pump / Venturi injection pump and a raw coal bunker. The steam indirect heat transfer drying machine is connected with the raw coal bunker, a bag-type dust collector I and a surge bunker; the surge bunker is connected with a coal mill; the coal mill is connected with a hot blast heater, and a bag-type dust collector II and a delivery pipe II are arranged at the top of the coal mill respectively; the top of the absorption tower is connected with a carrier gas initial heater, a circulating pump is arranged at the bottom, and the side of the absorption tower is connected with the flash tower; the circulating pump is connected with an air heater and connected with the carrier gas initial heater; the air heater is connected with the flash tower and the hot blast heater respectively; the flash tower is connected with a condenser which is connected with the vacuum pump / Venturi injection pump; and the flash tower is connected with the carrier gas initial heater. The invention further discloses an application method of the system. According to the system and the method, the investment is small, and energy consumption can be reduced effectively.
Owner:TIANHUA INST OF CHEM MACHINERY & AUTOMATION

Semi-submersible type floating fire pump structure for automatic water diversion fire fighting truck

The invention provides a semi-submersible type floating fire pump structure for an automatic water diversion fire fighting truck. The semi-submersible type floating fire pump structure comprises a pair of floating fire pump assemblies; and each pair of floating fire pump assembly comprises a floating box, a floating fire pump, a floating fire pump driving oil motor and a filtration net sleeve; and the floating box and the floating fire pump driving oil motor are connected with a drawing mechanism, matched with each other in a transmission mode and fixed with the floating box, the floating fire pump driving oil motor is connected with a winding disc oil tube oil-way of an oil tube winding disc of the automatic water diversion fire fighting truck, and the filtration net sleeve is connected with the lower portion of the floating fire pump. The floating fire pump assemblies can be stretched out of a truck body of the fire fighting truck by a jack mechanism through the drawing mechanism and released to the water face to enable the floating fire pump to independently get water by the drawing mechanism, ideal flexible maneuverability can be reflected, and operating strength of a firefighter can also be remarkably relieved; and owing to the fact that the floating box can enable the floating fire pump to be in the semi-submersible state on the water face, the risk of being blocked by riverbed sludge because of sinking to a riverbed can be avoided.
Owner:JIEDA FIRE PROTECTION VEHICLE EQUIP CO LTD SUZHOU CITY

Clean coal pressurized fluidized bed slag gasification process and system

The invention discloses a clean coal pressurized fluidized bed slag gasification process and system. By means of the gasification process and system, the problems that an existing pressurized fluidized bed industrial gasification process is complex, poor in coal applicability, low in gasification pressure, small in production capacity and low in gasification efficiency, the environment is polluted are solved. According to the technical scheme, the process includes the steps that raw material coal powder is pressurized and sent to a fluidized bed gasification furnace through a material inlet to react with a gasifying agent in a gasification mode, and crude synthesis gas and coal powder ash slag are obtained; the crude synthesis gad rises and is sent to a multi-pipe type cyclone separator through a top outlet of the fluidized bed gasification furnace to be dedusted, fluidizing agents are sprayed twice through a gasification spray nozzle to improve gasification efficiency, the coal powder ash slag is melt through a slag melting device, forms melt slag and then enters a slag quenching tank through a bottom outlet of the fluidized bed gasification furnace to be quenched and discharged through a slag locking hopper. The clean coal pressurized fluidized bed slag gasification process and system are simple in process, easy and convenient to operate, wide in coal applicability, high in gasification pressure, large in production capacity, high in gasification efficiency and environmentally friendly.
Owner:WUHUAN ENG +1

Impurity removal device for wool processing

The invention discloses an impurity removal device for wool processing. The impurity removal device comprises a base, wherein an impurity removal box is arranged above the base, a crushing barrel is arranged on the left side of the impurity removal box, a first motor is arranged on the left side of the interior of the crushing barrel, a first rotating rod is arranged at the output end of the first motor, a rotating blade is arranged on the first rotating rod, stirring rods are arranged in the impurity removal box, a filter screen plate is arranged below the stirring rods, the filter screen plate is in sliding connection with the impurity removal box, a water tank is arranged on the left side of the impurity removal box, a water pump is arranged at the top of the water tank, a water outlet pipe is arranged at the water inlet end of the water pump, a water inlet pipe is arranged at the water outlet end of the water pump, and the tail end of the water inlet pipe is in communication with the impurity removal box. During working, wool is poured into the crushing barrel from the feeding hopper, the wool is opened through the arrangement of the rotating blades, and the phenomenon of wool caking is fully avoided; meanwhile, a water pump injects water into the impurity removal box, a second motor drives the stirring rods to rotate, and thus the wool is cleaned.
Owner:苏州开江纺织品有限公司

Logistics storage bin with damp-proof function

InactiveCN111824615ASave spaceAchieve the effect of absorbing moistureLarge containersTank wagonsLogistics managementStructural engineering
The invention relates to the technical field of logistics storage, in particular to a logistics storage bin with a damp-proof function. The logistics storage bin comprises a rack and a storage bin body, the storage bin body is erected in the rack, a supporting plate is arranged on the rack, a fixing hoop is installed on the supporting plate and installed on the outer wall of the storage bin body,the storage bin body does not make contact with the ground, and a bottom frame is arranged at the bottom end of the rack; a bottom bin is arranged at the bottom of the storage bin body, a dischargingcover plate is arranged on the side edge of the bottom bin, a ventilation pipe is arranged on the bottom frame, and the ventilation pipe is connected with the bottom bin through a grid valve; a dryingframe is further installed on the side edge of the rack, a vertical guide pipe is arranged on the drying frame, an air suction pump is arranged at the bottom of the vertical guide pipe, and a dryingcavity is formed in the bottom end of the air suction pump; and a flow guide pipe is further arranged at the top of the storage bin body, the flow guide pipe extends into the storage bin body and is provided with an air outlet hole, and an air guide plate is arranged at the air outlet hole. According to the logistics storage bin with the damp-proof function, moisture at the bottom is pushed to downwards enter the drying cavity and is adsorbed by a drying agent in the drying cavity, and the operation effect of moisture adsorption is effectively achieved.
Owner:岳阳弘发科技服务有限公司

Powder material loading device with dynamic rapid discharging function

The invention relates to a powder material loading device with a dynamic rapid discharging function. According to the technical scheme, the lower part of a body is provided with a breathable layer, the breathable layer divides the interior of the box body into an upper material bin and a lower inflation bin, the side wall of the box body in which the inflation bin is located is connected with an inflation pipeline communicating with an inner cavity thereof, the top of the box body in which the material bin is located is provided with a material opening communicating with the inside and the outside, a discharging pipeline with a sliding connection is arranged on the material opening in a penetrating manner, an annular air bag fixing edge is fixed to the top surface of the box body around the material opening, and an annular air bag used for pressing and fixing the discharging pipeline is arranged in the inner side of the annular air bag fixing edge. According to the device, flow of thepowder material is monitored in real time through a powder flow meter, the height position of the discharging pipeline is adjusted in real time according to the flow value, the lower opening of the discharging pipeline is always kept a closer distance to the top surface of the powder material, a space for releasing pressure and feeding is provided, high-speed unloading is always maintained, the discharging time is compressed, and the discharging cost is saved.
Owner:郭银平

Supercritical water oxidation treatment system for high-salt high-chlorine organic wastewater

The invention discloses a supercritical water oxidation treatment system for high-salt high-chlorine organic wastewater. Heat of reacted fluid is partially recovered by a second heat exchanger to preheat feedstock, and the heat of fluid passing through a reactor is recovered by steam generated by a steam generator, so that the system investment and operating cost are effectively reduced; a hydraulic cyclone, a first salt storage tank, a second salt storage tank, first and second pipeline filters and a high pressure filling pump are arranged, the pressure reduction requirement of the treatmentsystem can be met, the blockage frequency of the first and second pipeline filters is reduced, and insoluble salt can be continuously removed and discharged; meanwhile, the flow rate of the fluid in the system is controlled to be 1-2m / s, the deposition and blockage of the insoluble salt and soluble salt separated out under the supercritical water condition are further effectively reduced. In addition, equipment and conveying pipelines, which are contacted with the high-salt high-chlorine organic wastewater in the system, are made of composite tubes, the corrosion of the system can be effectively reduced and the equipment investment cost is reduced.
Owner:XI AN JIAOTONG UNIV +1

Pipe clamp supporting structure and construction method for long-distance pumping of machine-made sand concrete

The invention discloses a pipe clamp supporting structure. The pipe clamp supporting structure comprises a supporting table, wherein the supporting table is provided with first hydraulic rods and a second hydraulic rod, and the first hydraulic rods are fixedly connected with a servo motor, a driving shaft, a driving gear and a gear ring; an input pipeline is connected with an oval material pipe Ithrough an input pipe clamp, the input pipe clamp comprises angle iron and an annular strip block, and the annular strip block is provided with an annular clamping groove and a flange hole; an outputpipeline is connected with an oval material pipe II through an output pipe clamp, and an oval material pipe III is arranged between the oval material pipe I and the oval material pipe II; and the outer wall of the oval material pipe III located in the middle is sleeved with a round supporting ring, the round supporting ring is fixedly connected with a spring rod, the spring rod is riveted to a horizontal fixing rod and an inclined swing rod, and a third hydraulic rod is riveted between the horizontal fixing rod and the inclined swing rod. The invention further provides a construction method for long-distance pumping of machine-made sand concrete. According to the pipe clamp supporting structure, two aspects of adjustment of a machine-made sand concrete formula and a pumping structure are synthesized, the problem of long-distance pumping of the concrete is thoroughly solved, and the pipe clamp supporting structure is suitable for pumping of 300 m or above.
Owner:ANHUI HIGHWAY BRIDGE ENG CO LTD

Wastewater pretreatment device for food processing industry

The invention discloses a wastewater pretreatment device for food processing industry. The wastewater pretreatment device comprises a pretreatment device body and is characterized in that a filter cavity, a centrifuging barrel, a draining cavity, a cleaning rack, a conveying belt and a recycling tank are mounted on the pretreatment device body, the centrifuging barrel is mounted in the filter cavity, a water inlet pipe is arranged at the top end of the filter cavity, a water inlet is mounted in the centrifuging barrel, a drive motor is arranged at the front end of the centrifuging barrel, thedrive motor is mounted on the front inner wall of the filter cavity, a roller shaft is mounted at the rear end of the drive motor, the roller shaft extends into the centrifuging barrel, a spiral augeris mounted on the roller shaft, a transmission motor is mounted on the upper wall of the filter cavity, a transmission gear is mounted on the transmission motor through a transmission shaft, a drivengear is mounted on the outer wall of the centrifuging barrel, and the driven gear meshes with the transmission gear. The wastewater pretreatment device has the advantages that centrifuging can be performed on wastewater solutions, mass-liquid separation is achieved, and residues in wastewater can be effectively centrifugally filtered.
Owner:陈海荣
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