35results about How to "Achieve the effect of circulation" patented technology

The invention discloses a method for activating black and odorous river course raw water by bypassing new water. The method comprises the following steps: introducing black and odorous river course raw water into an absorbing well; filtering off big-volume impurities through a grid, and then introducing into a collecting well; sucking the water in the collecting well into the initial end of an ABR reactor, guiding by a guide plate in the ABR reactor, and performing denitrification nitrogen removal and anaerobic phosphorus release reaction on sludge beds in various reaction chambers; introducing the effluent water after treatment by the ABR reactor into an MABR membrane bioreactor, and performing aerobic phosphorus accumulation reaction and nitration reaction; returning the effluent water at the tail end of the MABR reactor into the ABR reactor, and further performing denitrification nitrogen removal and anaerobic phosphorus release reaction; introducing the water body after further treatment by the ABR reactor into the MABR reactor, and further performing aerobic phosphorus accumulation reaction and nitration reaction; introducing the effluent water from the MABR reactor into a discharge bay; and introducing the water in the discharge bay and the black and odorous river course raw water into a mixing treatment device, mixing, and discharging the mixed effluent water to the original river course.

The invention discloses a regeneration method for failure polyethylenimine-modified cation exchange membranes. The regeneration method includes steps of (1), successively soaking the failure polyethylenimine-modified cation exchange membranes in alcoholic solution and dilute sulfuric acid to carry out ultrasonic vibration cleaning treatment on the failure polyethylenimine-modified cation exchange membranes, and cleaning the cleaned failure polyethylenimine-modified cation exchange membranes by the aid of deionized water to remove residual solution and substances on the surfaces of the failure polyethylenimine-modified cation exchange membranes; (2), arranging new polyethylenimine on the surfaces of the cation exchange membranes by means of electro-deposition by the aid of electro-deposition processes after the cation exchange membranes are treated at the step (1); (3), soaking the cation exchange membranes in epichlorohydrin aqueous solution after the cation exchange membranes are treated at the step (2), carrying out cross-linking by the aid of epichlorohydrin which is used as a cross-linking agent and then washing the cation exchange membranes to restore monovalent cation selectivity functions of the failure polyethylenimine-modified cation exchange membranes. The regeneration method has the advantage that problems of membrane surface and internal contamination of existing polyethylenimine-modified cation exchange membranes in service procedures and failure of monovalent cation selectivity of the existing polyethylenimine-modified cation exchange membranes can be solved by the aid of the regeneration method.

The invention discloses a flower seedling cultivation device which comprises a cultivation chamber, a high temperature gas generation chamber and an ozone generation chamber. The high temperature gas generation chamber is located on the top of the ozone generation chamber and separated from the ozone generation chamber through a partition plate. An ozone generator is arranged inside the ozone generation chamber. The top of the ozone generator is communicated with a gas inlet of a gas pump through a pipeline. A gas outlet of the gas pump is communicated with a first gas inlet of a gas storage tank. A gas outlet of the gas storage tank is communicated with one end of the gas inlet pipe. The other end of the gas inlet pipe penetrates through the ozone generation chamber and extends into the cultivation chamber. According to the flower seedling cultivation device, gas generated by the ozone generator enters the cultivation chamber through the gas pump, the gas storage tank and the gas inlet pipe, a cultivation frame cleaned with clean water is disinfected, bacteria on the cultivation frame are removed, the phenomenon that seeds are mildewed and rotten due to the fact that the seeds are infected with excessively multiple bacteria is avoided, and the flower seed germination rate and seedling emergency rate are greatly increased.

The invention discloses a lupus erythematosus detection kit and application thereof. The lupus erythematosus detection kit comprises a box body; a second motor is fixedly installed on the right side of the bottom of an inner cavity of the box body; a rotating rod is rotatably connected to the middle end of the bottom of the inner cavity of the box body; an output end of the second motor is in transmission connection with the middle end of the rotating rod through a belt; a partition plate is fixedly connected to the lower end of the inner cavity of the box body; the top of the rotating rod penetrates through the middle end of the partition plate and is fixedly connected with a frame body; balls are movably connected to the left side and the right side of the lower surface of the frame bodyand make rolling contact with the left side and the right side of the upper surface of the partition plate; and a first sealing shell is fixedly connected to the upper end of the left side of the boxbody. According to the lupus erythematosus detection kit provided by the invention, a second air jet hole, a ceramic heat insulation clamping block, a quartz heating rod and a belt are arranged, thepurpose of constant temperature is achieved, and the problem that an existing lupus erythematosus detection kit does not have a constant temperature function, so that a sampling detection reagent is changed due to different surrounding environments, and the experiment effect is affected is solved.

The invention relates to the technical field of sponge titanium production, and discloses an efficient reverse washing device for sponge titanium production. The efficient reverse washing device comprises a washing tower, the upper side of the washing tower is provided with an air outlet, the front side of a second rotating rod is fixedly connected with a leaching nozzle, and the left and right sides of the second rotating rod are both provided with limiting blocks; a first rail is slidably connected to the rear side of each limiting block, an air spraying head is arranged on the lower right side of the leaching nozzle, a connecting pipeline is fixedly connected to the lower side of the air spraying head, and a moving plate is slidably connected to the left side of the connecting pipeline.According to the efficient reverse washing device for titanium sponge production, when the second rotating rod makes contact with a protruding block on one limiting block, a counter-acting force pushes the second rotating rod to move in the opposite direction, the second rotating rod is made to steer, and therefore the leaching nozzle is driven to steer, and the leaching nozzle is made to move back and forth repeatedly; and by means of the structure, the effects that the contact area of liquid and gas is large, and the reverse washing effect is good are achieved.

The invention relates to a biomass gasification furnace with efficient combustion, comprising a furnace body, a heating combustion system, a feed system and a tail gas circulation system, wherein the furnace body is provided with an inner combustion chamber, the heating combustion system is arranged in the inner combustion chamber, the feed system is arranged at the top of the furnace body, and the tail gas circulation system is connected between the furnace body and the feed system; when the biomass gasification furnace works, biomass materials are firstly fed into the feed system, then enter the inner combustion chamber by the feed system, are heated by the heating combustion system in the inner combustion chamber for oxygen debt combustion, and then are gasified into biomass gas, and finally the biomass gas is discharged from the furnace body for storage or direct combustion utilization.

The invention discloses a constant-temperature drying device. The constant-temperature drying device comprises a drying box body. The constant-temperature drying device further comprises an inert gas storage tank, a buffer tank, an air compression pump, an exhaust gas collection tank and a controller. The inert gas storage tank communicates with the buffer tank through a first pipe. The buffer tank communicates with the drying box body through a second pipe. The drying box body communicates with the air compression pump through a third pipe. The air compression pump communicates with the exhaust gas collection tank through a fourth pipe. A drying bracket is arranged inside the drying box body. Multiple vent holes are formed in the side wall of the drying bracket, wherein the vent holes are distributed in a honeycomb state. Multiple drying chambers which are formed from top to bottom are formed in the drying bracket. By means of the structure of the constant-temperature drying device, inert gas in the inert gas storage tank can be input into the drying box body continuously, and thus when samples on drying discs are dried through electric heating plates, the phenomenon that the samples are oxidized can be avoided.

The invention discloses a special cooling device with a cold water circulation effect and used for metal production quenching. The special cooling device with the cold water circulation effect and used for metal production quenching comprises a water cooling device, the left side of the top of the water cooling device is movably connected with a cover plate, and the right side of the bottom of thecover plate makes contact with the water cooling device. Due to the arrangement and cooperation of the water cooling device, the cover plate, a limiting mechanism, a transmission box, a disc, a pullrod, a movable post, a clamping rod, a spring, supporting legs, a bottom plate, a storage tank, a first water pump, a cooling tank, a water feeding pipe, a first sprayer, a first water drawing pipe, apositioning pipe, a second sprayer, a positioning block, a motor, a rotating rod, a stirring rod, a heat dissipation hole, a first exhaust fan, a second water pump, a second water drawing pipe, a cold water pipe, a filtering mechanism, a filtering net and bolts, water is stirred through the stirring rod, heat dissipation is conducted on the water in the cooling box through the first exhaust fan,and then the second water pump and the second water drawing pipe are matched to convey the cooled water into the water cooling device, so that the cold water circulation effect is achieved.

The invention discloses an experimental device and an evaluation method for simulating the scouring and dissolving effects of cement paste on salt rocks. The device comprises a cement slurry tank, anda heating instrument with a water bath box is arranged below the cement slurry tank; the cement slurry tank is connected with a pneumatic diaphragm pump; the pneumatic diaphragm pump is communicatedwith a flushing device through a corrugated pipe; and the flushing device is communicated with the cement slurry tank through the corrugated pipe. The invention is reasonable in design and convenientto operate, can quantitatively analyze the scouring degree of cement paste to stratum rocks at different flow rates, temperatures and times, can research action mechanisms of the cement paste and thesalt rocks, and can judge whether the cement paste system can still keep good design performance after being in contact with the salt rocks, so that a certain experimental basis is provided for the design of the cement paste system, the prediction of the change range of the cement paste performance and the optimization of cementing construction parameters, thereby improving the well cementation quality.

The invention discloses a sewage treatment system special for a numerical control machining workshop and relates to the technical field of numerical control. The sewage treatment system comprises a water inlet pipe, a flow meter, a stirring tank, a stirring shaft, stirring pieces, a motor, a water pipe, a high-density fiber, microelectrolysis packing, an active carbon layer, a filtering layer, a biological treatment area, an aeration oxidation area, a heavy metal reaction area, an acid-base neutralization area, a purification and sterilization area, a water pump, a water quality detector, a water outlet pipe, a water storage chamber, a water level gauge and a water valve. The sewage treatment system is reasonable in structural design, novel and unique in model, easy to operate, convenient to use and low in cost, used water can be effectively recycled, filtered, stored and reused, the circulation effect is achieved, and the effect that swage is thoroughly filtered through multiple filtering and reacting devices.

The invention discloses a drum-type circular material washing machine. The drum-type circular material washing machine comprises a lower cleaning box, the middles of the two sides of the upper end ofthe lower cleaning box are each provided with an arc-shaped rotating groove, and a cleaning mesh drum is arranged in the lower cleaning box; a centrifugal filter is fixedly installed on an installingplate II, a recycled water tank is installed on the portion, beside the centrifugal filter, of the installing plate II, and the recycled water tank is connected with the centrifugal filter through a connecting pipe II; and an upper cleaning box is clamped to the upper end of the lower cleaning box, an arc-shaped cleaning plate is arranged in the upper cleaning box, multiple groups of spraying pipes are installed on the lower surface of the arc-shaped cleaning plate, and the spraying pipes communicate with a water storing cavity. According to the drum-type circular material washing machine, waste of water resources can be effectively controlled, the recyclability is high, and the requirements of saving and environmental protection can be met.

The invention relates to the technical field of double-layer buses, and discloses a mobile carrier with methanol reforming hydrogen production, which comprises a vehicle body, a vehicle inner machine body is arranged in the vehicle body, and the bottom wall of the vehicle inner machine body is fixedly connected with a mounting plate and a connecting base frame through a plurality of screws; methanol reforming hydrogen production equipment is fixedly connected to the inner sides of the mounting plate and the connecting base frame and comprises a box body, a first sealing cover, a second sealing cover, a methanol water storage box, a hydraulic pump, a first heat exchanger, a frame body, a reaction filler, a hydrogen separation device, a second heat exchanger, an air compressor, a steam trap, a refrigerator, a carbon dioxide separator, a carbon dioxide discharge port, a reforming device and a hydrogen discharge pipe. According to the mobile carrier with the methanol reforming hydrogen production, the methanol reforming hydrogen production device is stably installed below the vehicle body in the vehicle, instant hydrogen production work is carried out, the vehicle endurance is stable, the storage cost can be ignored, and safety is better.

The invention discloses an injection mold transverse single-hole water channel and a water isolation device thereof. A lower mold and an upper mold are included, a first groove is formed at the upperend of the lower mold, the lower end of the upper mold is fixedly connected with a limiting column, the limiting column is inserted into the first groove, a mold groove is formed at the lower mold, the lower end of the upper mold is fixedly connected with a mold block, the mold block is inserted into the mold groove, a water tank is formed in the lower mold, and a second groove is formed in the water tank; and water in the water tank can be cyclically cooled through a water isolation mechanism, a water isolation assembly can divide the water tank into a water inlet channel and a water outlet channel, the water in the water inlet channel can be guided into the water outlet channel through a flow guide assembly, water in the water tank is circulated, and the circulating cooling effect is achieved. A fixing assembly can stabilize the position of the water isolation mechanism through a connecting assembly, and the water isolation mechanism can be taken out of the water channel through theconnecting assembly.

The invention relates to a data center device with a multi-channel data acquisition structure. The data center device comprises a support pad and a base long plate, wherein the inner side of the support pad is connected with a bottom connecting rod, a damping spring is arranged above the support pad, the base long plate is arranged above the damping spring, and the top end of the side of the base long plate is provided with a power supply box. The beneficial effects are that the data center device with the multi-channel data acquisition structure is provided with a grid insertion plate, the grid insertion plate has a grid-shaped structure, a first clamping seat pin can be arranged on the rear side of the grid insertion plate so as to arrange a first grid net on one side of the first clamping seat pin to achieve a fixed connection effect, a second motor can be arranged in the first grid net so as to enable the second motor to output power to drive a second shaft strip to rotate, second fan blades can be arranged on the outer side of the second shaft strip to rotate so as to push air circulation, the effect of improving the performance stability of the equipment can be achieved, the temperature is reduced, and the safety is improved.

The invention discloses raw material cleaning equipment with a sterilization mechanism for white spirit production. The raw material cleaning equipment with the sterilization mechanism for white spirit production comprises a supporting frame, a conveying frame and a conveying belt, wherein a cleaning bin is installed at the top end in the supporting frame; a first screen is arranged at the bottom end in the cleaning bin; a second screen is arranged in the middle position in the cleaning bin; a third screen is arranged at the top end in the cleaning bin; a discharging port is formed in one side in the cleaning bin; a feeding hopper is installed at the top end of the cleaning bin; an air collecting cylinder is installed at the top end of a water tank; and an air pump is installed on one side of the air collecting cylinder. According to the raw material cleaning equipment with the sterilization mechanism for white spirit production provided by the invention, by arranging the sterilization and disinfection mechanism, a heating pipe is started, water in the water tank is heated to be boiled through a heating pipe, water vapor in the water tank is collected through the air collecting cylinder, then the water vapor is pumped out through the air pump and conveyed into a spraying plate through a connecting pipe, and finally, the raw materials on the conveying belt are uniformly sprayed by an air spraying head so as to be subjected to high-temperature sterilization treatment, so that the processing quality of the raw materials is improved.