37results about How to "Short cleaning cycle" patented technology

The invention belongs to the field of the cleaning of scales on a tube of an evaporator, and discloses a chemical cleaning method for the scales on the tube of the evaporator for producing ammonium sulfate, which comprises the following steps: dredging and water washing; alkali washing: namely, adding water to carry out circulation, adding 10-40% of alkali, 0.5-1.0% of anionic surfactant and 0.5-3.3% of trisodium orthophosphate according to the amount of the water, and then, heating up to 65-95 DEG C, maintaining the temperature, monitoring the concentration of the alkali once per two hours, replenishing the alkali in time when the concentration of the alkali is less than 5%, so that the final concentration of the alkali is not less than 5%, discharging a cleaning solution outside, and adding the water again for cleaning, thereby completing the alkali washing; pickling: namely, adding the water for carrying out the circulation, adding 0.2-1.0% of pickling corrosion inhibitor and 5-10%of acid according to the amount of the water, reacting at a normal temperature, monitoring the concentration of the acid once per 0.5 hour, replenishing the acid in time when the concentration of theacid is less than 2%, and maintaining the final concentration of the acid to be 0.5-2.0%, thereby completing the pickling; and the water washing and passivating: namely, adding the water to carry outthe circulation, cleaning to be neutral, adding 2-5% of the alkali and 0.5-1.0% of the trisodium orthophosphate, circulating at the normal temperature, and carrying out passivation. By using the chemical cleaning method for the scales on the tube of the evaporator for producing the ammonium sulfate, the scales of sulfates and silicates on the tube of the evaporator can be thoroughly cleaned cleanly, thereby reaching a mirror face state.

The invention relates to a tower cylinder cleaning device. The tower cylinder cleaning device comprises a bracket and a cleaning mechanism; the bracket is fixedly connected with a plurality of supporting columns which are staggered high and low and distributed uniformly; the top of each supporting column is fixedly connected with a lower bottom plate; the cleaning mechanism comprises a T-shaped connecting frame, an air cylinder assembly and a roller brush; the T-shaped connecting frame is in sliding connection with an upper cover plate and a lower bottom plate; the roller brush is fixedly arranged at one end of the T-shaped connecting frame; and the T-shaped connecting frame is fixedly connected with an air cylinder assembly. The invention aims to achieve the technical effect that the tower cylinder cleaning device which can clean a fan tower cylinder mechanically instead of manually and can change along with the diameter of the tower cylinder is provided.

The invention relates to the technical field of wet sludge drying, in particular to a rotational flow thermal vibration drying machine and a rotational flow thermal vibration drying system. The rotational flow thermal vibration drying machine comprises: a hollow drying chamber, wherein one end of the drying chamber is provided with a feeding port and an air inlet, and the other end of the drying chamber is provided with a discharging port; a heat source jacket which is arranged around the outer side of the drying chamber, wherein a medium serving as a heat source circulates in the heat source jacket, and a heat source outlet and at least one heat source inlet are formed in the heat source jacket; a rotating shaft which is arranged in the middle of the drying chamber and penetrates through the two ends of the drying chamber, wherein a driving motor used for driving the rotating shaft to rotate is arranged on the outer side of the drying chamber; and paddles which are mounted on the rotating shaft. The drying machine has a self-cleaning capability, so that the wall sticking phenomenon is avoided; The safe operation of the system is ensured by high-degree inerting circulation; and the drying machine is high in heat exchange efficiency, high in heat transfer speed and high in sludge drying speed. When the drying system is used, irritant gas cannot be discharged to the periphery, and secondary pollution to air is avoided.

Disclosed is an automatic rain boot cleaning machine aiming at solving the problem of difficulty in large-batch manual cleaning of rain boots for labor protection. The automatic rain boot cleaning machine is characterized in that the automatic rain boot cleaning machine comprises a water tank, a water pump, a water pipe, a valve, cleaning heads, a spraying chamber and an electrical control system, a water incoming end of the water pump is connected with the water tank, a water outgoing end of the water pump is communicated into the spraying chamber, a main water pipe in the spraying chamber is divided into a plurality of branches, each branch is connected with one cleaning head which is formed by a spraying head, and a sole rack and a boot barrel support which are arranged around the spraying head, and the spraying chamber is provided with a water discharging port. The automatic rain boot cleaning machine depends on the quincuncial spraying heads to spray large-coverage-area and high-impact-force water flow to wash and brush inner cavities of boots, and dirt and sweat in the rain boots can be quickly washed and cleaned while no detergent is needed. Cleaning can be completed in only 1-3 minutes, and 15-35 pairs of the rain boots can be cleaned simultaneously. The automatic rain boot cleaning machine is short in cleaning cycle, high in working efficiency, good in cleaning effect and suitable for all walks of life like coal mines, all places needing the rain boots to be worn for operation and all units needing large-batch cleaning of the rain boots.

The invention discloses a dry anaerobic system for treating high-concentration organic wastes. The dry anaerobic system sequentially comprises an anaerobic feeder and an anaerobic inoculator, whereinthe anaerobic inoculator is connected with a plurality of dry anaerobic reactors in parallel or is serially connected with a plurality of dry anaerobic reactors end to end; each dry anaerobic reactorcomprises an anaerobic fermentation chamber; anaerobic feeding hoppers are arranged on the upper parts of the anaerobic fermentation chambers; the other ends of the anaerobic feeding hoppers are sequentially connected with the anaerobic inoculator through pipes; anaerobic discharging devices are arranged on the lower parts of the anaerobic fermentation chambers; the inner walls of the anaerobic fermentation chambers are wound with heating and heat-insulating devices; horizontal plow-shaped stirrers hinged to the two ends of the anaerobic fermentation chambers are arranged inside the anaerobicfermentation chambers; biogas collecting devices are mounted on the outer walls of the other ends of the anaerobic fermentation chambers; each biogas collecting device is connected with a connecting pipe. In a process technology from pollution to recycling, the efficiency of converting organic matters into inorganic matters is improved, the yield of biomass gas is increased, economic benefits areincreased, and the difficulty of difficult elimination in the process of returning a biogas slurry to a field is overcome.

The invention discloses a special incinerator for cleaning extruder screws with good incineration effect. The special incinerator comprises an incinerator body, and a directional wheel and a universal wheel arranged at the bottom of the incinerator body, wherein a shield is arranged on the upper end of the incinerator body; a furnace is arranged in the shield; a plurality of electric heating pipe are evenly arranged in the furnace; an airtight door is arranged at one end of the furnace; an insulating layer is arranged between the furnace and the shield; a smoke outlet and a temperature measurement component are arranged on the shield; an electric heating pipe shelf, a drawer-type tray and a drawer-type guide rail are arranged in the furnace; a control cabinet and a dust collection chamber are arranged in the incinerator body; a drawer-type dust collection tray is arranged in the dust collection chamber; the dust collection chamber is communicated with the lower end of the furnace by use of an ash conveying pipe. The special incinerator for cleaning extruder screws has the advantages of sufficient combustion, short cleaning period, good cleaning effect, convenient ash cleaning, energy conservation and environmental protection, safety and reliability, and convenience for movement.

The invention discloses a cleaning device of a high-efficiency filter recovery system. The device comprises a filter, a proportioning hydrochloric acid barrel tank, a cleaning agent barrel tank, a sand discharging barrel tank and an etching tank. The filter, the proportioning hydrochloric acid barrel tank, the cleaning agent barrel tank, the sand discharging barrel tank and the etching tank are connected together through pipelines. The cleaning agent barrel tank is used for placing a cleaning agent. The proportioning hydrochloric acid barrel tank is used for placing a hydrochloric acid proportioning solution. The cleaning agent is used for cleaning glass slag crystals generated after glass etching of the etching tank, pipelines, nozzles and the like. The device further comprises pumps andan electric cabinet PLC module. The pumps are arranged on a plurality of pipelines, and a control valve is mounted on each pump. The electric cabinet PLC module is used for controlling the pumps and the control valves mounted on the pumps, so that the structures form a cleaning circulation loop through the pipelines. By arranging the electric cabinet PLC module in the device, people do not need toput on chemical protective clothing and other protective articles to clean glass slag in the etching tank body, the barrel tanks, filter cloth, the pipelines, the nozzles and the like, and the problems of complex operation and low working efficiency are solved.

The invention discloses a floating photovoltaic power station operation and maintenance trolley system, comprising an operation and maintenance trolley, a clean water tank mounted on the operation and maintenance trolley and a water spray rod connected with the clean water tank, wherein the operation and maintenance trolley comprises an operation and maintenance platform, upright posts detachably connected with four corners of the operation and maintenance platform and cross rods detachably connected with the upright posts; a lug raised outward is arranged at one end of the operation and maintenance platform, a gap sunken inward is arranged at the other end, and the operation and maintenance platform is connected in an extensible clamping manner via the lug and the gap; the water spray rod comprises a first water spray rod and a second water spray rod, the first water spray rod is connected with the clean water tank via a first electric rotating shaft, the first water spray rod is connected with the second water spray rod via a second electric rotating shaft, and the clean water tank is connected with the water spray rod via a water pump; the operation and maintenance trolley system further comprises a control device located on the operation and maintenance trolley; and the operation and maintenance trolley system can be conveniently extended and connected, the angle of the clean water spray rod is adjustable, and the system using the existing photovoltaic support is low in cost and simple in structure.

The invention relates to an ash removal device for a heat exchange pipe of a tail flue of a boiler, which comprises a helical spring and a pull rod. The axial direction of the pull rod is parallel to the extension and retraction direction of the helical spring; one end of the pull rod is connected with one end of the helical spring; the helical spring is wound outside the cleaned heat exchange pipe; the pull rod passes through the flue wall of the boiler; a first stop sealing plate is arranged on a rod section of the pull rod, which is positioned outside the flue wall; and a second stop sealing plate is arranged on a rod section of the pull rod, which is positioned inside the flue wall. According to the device disclosed by the invention, the accumulated dust attached onto the outer surface of the heat exchange pipe is removed by utilizing the relative motion of the helical spring along the axial direction of the outer wall of the heat exchange pipe, which is generated by the retracting and extending motion of the helical spring wound on the outer wall of the heat exchange pipe.

The invention relates to an application method of an aluminium oxide settlement tank full-direction scab cleaning device, and the application method is used for the full-direction scab cleaning devicein the volume of a separating settlement tank in the continuous production of aluminium oxide, and further suitable for a washing settlement tank, a decomposing tank and other volume. The aluminium oxide settlement tank full-direction scab cleaning device mainly comprises a circulating pump, a feed pipe, a circulating collecting pipe and scab cleaning machines. An inlet of the circulating pump isconnected with a settlement tank through the feed pipe, the settlement tank is filled with alkaline liquor, the height of the alkaline liquor is greater than the height of a joint of the settlement tank and the feed pipe, an outlet of the circulating pump is connected with the circulating collecting pipe, and a plurality of scab cleaning machines arranged side by side are arranged on the circulating collecting pipe. The scab cleaning machines are arranged at the top of the settlement tank, control valves are arranged above the scab cleaning machines, and a heating device is arranged on the circulating collecting pipe. The application method of the aluminium oxide settlement tank full-direction scab cleaning device can perform full-direction cleaning of a scab in the settlement tank, and the manual removal of the scab in the settlement tank is eliminated.

The invention discloses a cleaning spraying tube. The cleaning spraying tube comprises a steel tube, wherein a through hole is formed in the steel tube; one end of the steel tube is welded, and the other end of the steel tube is equipped with a sleeve; the other end of the sleeve is equipped with a control ball valve; and the two ends of the sleeve are equipped with outer wire buckles with diameters being DN25. The invention further discloses a mist catcher online cleaning method based on the cleaning spraying tube. According to the cleaning spraying tube and the cleaning method, the cleaningoperation is simple, the period is short, complex processes such as desulfurizing tower halt production, mist catcher dismounting, cleaning and re-fitting are simplified, manpower and material resources are saved, production is not affected by cleaning, working efficiency is improved, equipment corrosion and industrial pollution of fuel gas system cleaning are reduced, and safety is high.

The invention belongs to the technical field of cigarette production and discloses a glue cylinder cleaning machine and a cleaning method. The glue cylinder cleaning machine comprises a case, whereina support plate mechanism, a spray-washing mechanism and an ultrasonic cleaning mechanism are arranged in the case, and a controller is arranged on an outer side wall of the case; the support plate mechanism comprises a support plate and a support plate driving mechanism for driving the support plate to move in multiple directions, and a plurality of glue cylinder fixing station positions for fixing glue cylinder components are arranged on the support plate; the spray-washing mechanism comprises a spray rod and a spray rod driving mechanism for controlling the spray rod to move in multiple directions, an input end of the spray rod is connected with a high-pressure water valve group and a high-pressure air valve group, and a plurality of spray holes are formed in an output end of the sprayrod; the ultrasonic cleaning mechanism comprises an ultrasonic cleaning tank connected with an ultrasonic generator; the controller is electrically connected with the support plate driving mechanism,the spray rod driving mechanism, the high-pressure water valve group, the high-pressure air valve group and the ultrasonic wave generating device. The glue cylinder cleaning machine can achieve high-pressure spray cleaning at accurate angle and has good cleaning effect.