17results about How to "Reduce scale" patented technology

The utility model relates to the technical field of bathroom accessories, and discloses a micro-nano bubble water generating device and a bathtub, which comprise a booster pump, a water return pipeline, an air inlet pipeline, a release pipeline and an accumulation discharge pipeline, the water return pipeline is sequentially communicated with the air inlet pipeline and an inlet of the booster pump in the water flow direction, and the release pipeline is communicated with an outlet of the booster pump. A filter screen is arranged in the water return pipeline; and the accumulation discharging pipeline is communicated with the bottom of the water return pipeline and the bottom of the booster pump. According to the micro-nano bubble water generating device, micro-nano bubble water faults caused by blocking of the release head can be avoided.

The cooling tower comprises a tower body and a condenser, two ports of the condenser extend to the outer side of the tower body, and the cooling tower is characterized in that the upper side in the tower body is fixedly connected with a first dustproof net, the bottom end of the first dustproof net is rotationally connected with a fan, the bottom end of the tower body is fixedly connected with a water supplementing tank, and the upper end of the water supplementing tank is fixedly connected with a partition plate; a partition plate is arranged in the tower body, a floater liquid level compensator is fixedly connected to one side of the partition plate, a first water pump is fixedly connected to one side of the water supplementing tank, the output end of the first water pump is located on the upper side of the partition plate, and an air guide groove is formed in the tower body. According to the condenser cooling device, the cooling fins on the condenser are cleaned and dewatered, so that water scale generated when a water body makes contact with the condenser can be reduced, cooling water adhering to the condenser is promoted to be separated, the condenser can be promoted to make contact with a newly falling water body, and the cooling effect of the condenser is improved.

The utility model discloses a water injection device which comprises a water conveying pipe. The filtering part is arranged on the water conveying pipe and used for filtering impurities of tap water in the water conveying pipe; the heating part is arranged at the water outlet of the water conveying pipe and comprises a heating sheet arranged on one side of the water outlet of the water conveying pipe, and the heating sheet is spiral and is used for heating the filtered tap water; the cleaning part is inserted into the heating part, comprises a transmission shaft which is arranged in the water conveying pipe in a sealed penetrating and rotating mode, a rotating sliding block arranged on the transmission shaft in a sliding mode and a cleaning rod arranged on the rotating sliding block, and is used for cleaning scale on the heating piece; according to the utility model, the filtering component reduces scale generated when tap water is boiled, the heating sheet increases the heat exchange efficiency of the tap water, the transmission shaft, the rotating slide block and the cleaning rod are matched with one another, the scale in the heating component is cleaned without dismounting the heating component, the sealing performance of the heating component is maintained, the cleaning work is simplified, and the cleaning efficiency is improved. And the water injection quality and the oil outlet quality are improved.

The invention belongs to the field of mosquito prevention and killing, and particularly relates to a technology for killing mosquitoes by using a safe and non-toxic alkaline which does not contain pyrethroids and phosphorus. The preparation method comprises the following steps: mixing water, glycol stearate, tetrasodium glutamate diacetate, sodium hydroxide, fatty alcohol-polyoxyethylene ether and polydimethylsiloxane to obtain a mixed aqueous solution, standing, and filtering to obtain a final aqueous solution of the mosquito killer. Strict tests prove that the non-pyrethroid alkaline mosquito killer has a very high killing effect on static and flying mosquitoes by spraying an aqueous solution through a spraying can, is environment-friendly, particularly has no pollution to air when being used in a closed space, and is an ideal non-pyrethroid alkaline mosquito killer. The pyrethroid mosquitocide has a good killing effect on various mosquitoes, and another mosquito killing method except the pyrethroid mosquitocide is provided.

The present invention discloses a near-net-shape continuous casting and rolling system and process for square billets, comprising a ladle, a tundish, a crystallizer, a secondary cooling zone, a straightening machine, a heat preservation cover for a cutting zone, a mechanical cutter, a conveying roller, a heat preservation cover for a conveying roller, an electromagnetic induction heating device and a rolling mill group connected in sequence, wherein a heavy pressure down and side pressure device for a continuous casting machine is added to the straightening machine, and an electromagnetic induction heating device is arranged in the heat preservation cover for the conveying roller, which can even out the temperature of the surface and core of the cast billet, and supplement heat when the temperature is insufficient. The present invention organically compresses and combines the steel mill and the rolling mill in the past, shortens the production cycle, reduces energy consumption, and thus greatly improves economic benefits.

The utility model discloses a circulating water supply pipeline of a bidirectional flow channel pump station, and belongs to the technical field of water supply systems. A circulating water supply pipeline of a bidirectional flow channel pump station comprises at least two groups of water storage parts, the lower parts and the upper parts of the two groups of water storage parts are communicated through pipelines, control parts are arranged on the pipelines, the two pipelines are communicated through a circulating part to form cross circulating water supply, and the circulating water supply pipeline further comprises a water treatment part internally provided with a water treatment material and water outlets formed in the pipelines; according to the utility model, the two pipelines are communicated and the two pipelines are communicated through the circulating part to form the circulating water path, and are matched with the control part, so that water supply of a two-way flow channel can be effectively formed, the water level between the two water storage parts is controllable, simple, convenient and fast, and water exchanged or entering the water storage parts is simply treated; and scale can be reduced, pipeline corrosion can be slowed down according to requirements, the cleaning frequency of impurities in water is effectively reduced, and long-time stable operation of the pipeline is guaranteed.

The water heater supercharging device with the filtering function comprises a shell, a supercharging water pump and a filter element, the supercharging water pump is arranged in the shell, the filter element is connected with a water inlet pipe, a middle pipe is connected between the supercharging water pump and the filter element, the supercharging water pump is connected with a water outlet pipe, and the water outlet pipe is connected with a water inlet pipe. A filter element base is arranged in the shell, the water inlet pipe and the middle pipe are located on the filter element base, the top position of the filter element is fixed in the filter element base, the booster water pump can improve the pressure of water, in addition, the filter element can filter impurities in water, scale in the heater is reduced, the service life of the water heater is prolonged, and normal use of the water heater is improved.

The utility model relates to the field of solar water heaters, and discloses a wall-mounted electric auxiliary heating type solar water heater which comprises a heat preservation water tank and a heat collector, the bottom of the heat preservation water tank is fixedly connected with a filter box, the bottom communication position of the filter box is fixedly connected with a water inlet pipe, and the interior of the filter box is connected with a filter plate in a sliding mode. Connecting grooves are formed in the left side and the right side of the interior of the filtering box correspondingly, telescopic rods are rotationally connected to the interiors of the connecting grooves, clamping blocks are rotationally connected to one ends of the telescopic rods, limiting grooves are formed in the inner side walls of the connecting grooves, and springs are fixedly connected to the interiors of the limiting grooves. According to the water heater, the filter plate, the spring, the clamping block and other structures are matched with one another, water is filtered, incrustation scale generated by water heating is greatly reduced, the phenomenon that the heating effect is affected by adhesion of the incrustation scale is avoided, meanwhile, the filter plate can be conveniently detached and replaced in a clamping mode, and the service life of the water heater is prolonged.

The invention relates to the technical field of concrete curing, and particularly discloses a concrete curing kiln which comprises a curing chamber. The buffer chamber is arranged on one side of the curing chamber; the cleaning mechanism is arranged in the buffer chamber and comprises a fan, a filter and a negative pressure pipe, the air inlet side of the fan is connected with the filter, the filter is connected with the negative pressure pipe, the negative pressure pipe comprises a transverse pipe and vertical pipes fixedly connected to the two ends of the transverse pipe, the two ends of the transverse pipe are communicated with the two vertical pipes respectively, and the two ends of the transverse pipe are communicated with the two vertical pipes respectively. Suction inlets are formed in the sides, close to each other, of the two vertical pipes and the side, close to the vertical pipes, of the transverse pipe, so that when a concrete test piece passes through the space between the two vertical pipes, dust on the surface of the concrete test piece can be sucked into the filter through the suction inlets in the negative pressure pipe. The surface of the concrete test piece before curing can be conveniently cleaned, so that the influence of dust on the subsequent curing process is weakened.

The utility model discloses a heating network heater which comprises a cylinder body, tube plates, U-shaped bundling tubes and baffles, a water chamber is arranged on one side of the cylinder body, the tube plates are arranged at the front end and the rear end of an inner cavity of the cylinder body, the baffles comprise the upper baffle and the lower baffle, and the upper baffle and the lower baffle are arranged in the middle of the inner cavity of the cylinder body in a staggered mode. The U-shaped bundling pipe is fixed in the inner cavity of the barrel body through the pipe plate and the baffle plate, a water inlet of the U-shaped bundling pipe is positioned on the inner side of the water inlet cavity on the lower part of the water chamber, and a water outlet of the U-shaped bundling pipe is positioned on the inner side of the water outlet cavity on the upper part of the water chamber; the two ends of the bundling pipe through hole of the pipe plate and the two ends of the bundling pipe through hole of the baffle are each provided with an expansion sleeving part extending outwards. The problems that in the transportation process of an existing heat supply network heat exchanger, U-shaped bundling pipes are prone to deformation due to jolt, and subsequent taking-out for maintenance and replacement is affected are solved.

The utility model relates to the technical field of bathroom accessories, and particularly discloses a drainage structure and a water outlet device.The drainage structure comprises a shell, the shell is provided with a water inlet end and a main water outlet end, and a waterway switching section is arranged between the water inlet end and the main water outlet end; a water passing hole used for communicating the water inlet end with the main water outlet end is formed in the water path switching section, a water outlet hole is formed in the side wall of the water path switching section, the water outlet hole is formed in the side, close to the main water outlet end, of the water passing hole, a movable water retaining piece is rotationally arranged between the water passing hole and the water outlet hole, and the movable water retaining piece is arranged in the water path switching section. And the movable water retaining piece is provided with a first position for blocking the water passing hole and a second position for blocking the water outlet hole. The drainage structure is simple in overall structure and capable of rapidly draining residual water.

The utility model provides a steam generator for producing rose sauce. The steam generator for rose sauce production comprises a steam generator body for rose sauce production, the steam generator body comprises a heater, a water inlet pipe, a steam pipe and a waste water pipe, and the heater is arranged on the steam generator body; the water inlet pipe, the steam pipe and the wastewater pipe are all arranged on the steam generator body; the filter box is arranged in the steam generator body, and the filter box is communicated with the water inlet pipe; the filter element is arranged in the filter box; and the water pump is fixedly mounted on the steam generator body. According to the steam generator for producing the rose jam, impurities in water can be effectively filtered out, and the impurities in the water entering the steam generator are reduced, so that scale is reduced, the heat exchange rate of the steam generator is improved, and the overall using effect is improved.

The utility model belongs to the technical field of condenser equipment, and particularly relates to a condenser refrigeration effect automatic monitoring device which comprises a tubular condenser and further comprises two three-way pieces, one ports of the two three-way pieces are connected to an inlet and an outlet of the tubular condenser respectively, sealing plugs are inserted into the middle ports of the two three-way pieces, the two sealing plugs are each of an annular structure, and the two sealing plugs are connected with the two three-way pieces. Temperature sensors are inserted into the two sealing plugs in the axial direction, the detection ends of the two temperature sensors extend into the middle port of the three-way piece and are sleeved with silica gel pads, the two silica gel pads are in interference fit with the middle port of the three-way piece, light curing adhesive tapes are fixed to the outer sides of the two silica gel pads, the two light curing adhesive tapes are annular, and the light curing adhesive tapes are fixed to the two ends of the three-way piece. And the outer sides of the two light curing adhesive tapes are fixedly connected to a middle port of the three-way piece. Water flow and the temperature sensor are separated, scale attached to the detection end of the temperature sensor is reduced, and the blocking effect of the scale on the detection end of the temperature sensor is reduced.

The utility model relates to the technical field of water purifiers, and particularly discloses a water purifier with microbubbles, which comprises a bubble water branch, the bubble water branch comprises a first water inlet electromagnetic valve, a composite filter element, a first connecting piece, a bubble water assembly, a bubbler module and a booster pump; the first water inlet electromagnetic valve is in waterway connection with the composite filter element, the composite filter element is in waterway connection with the first connecting piece, the bubble water assembly comprises an air inlet electromagnetic valve and a water-air mixing module, the first connecting piece is in waterway connection with the water-air mixing module, the water-air mixing module is in waterway connection with the bubbler module, and the booster pump is in waterway connection with the water-air mixing module. The air inlet electromagnetic valve is installed on the water-air mixing module, the water-air mixing module is provided with an air inlet hole, and the air inlet hole is communicated with the air inlet electromagnetic valve. According to the water purifier, the blasting effect of microbubbles is utilized, the cleaning capacity is enhanced, pesticide residues and bacteria on the surface of food are effectively removed, and the problem that an existing water purifier does not have the function of removing the pesticide residues and the bacteria is solved.

The present application relates to the technical field of object drying, in particular to an electric heat blowing drying device, which comprises a shell and an inner container, the inside of the inner container is provided with a flow guide plate, a fan blade and a heating pipe, further comprising an air adjusting assembly arranged in front of the fan blade and a separation piece arranged at the bottom of the inner container; the air adjusting assembly is rotationally arranged on the side wall of the flow guide plate, the air adjusting assembly has a first air outlet for drying objects and a second air outlet for increasing the gas flow rate, the first air outlet and the second air outlet are moved to the front of the fan blade by rotation; the present application adjusts the air pressure and the air flow rate by arranging two air outlets, before drying, the high flow rate gas generated by the second air outlet blows off the hard water on the surface of the objects, and the separated hard water is isolated by the liquid collecting cavity. During the drying process, the hard water on the surface of the objects is reduced, thereby reducing the generation of scale and reducing the area that needs to be wiped.

The utility model provides a tubular heat exchanger for sheep colostrum processing. The tubular heat exchanger used for sheep colostrum processing comprises a tubular heat exchanger body used for sheep colostrum processing, the tubular heat exchanger body comprises a shell, a heat exchange tube, a tube plate, a tube box, a partition plate, a material feeding port, a material discharging port, a medium feeding port and a medium discharging port, the heat exchange tube is arranged on the shell, and the tube plate is arranged on the shell; the tube plate is arranged on the shell, the heat exchange tube is communicated with the tube plate, the tube box is arranged on the tube plate, the partition plate is fixedly installed on the tube box and the tube plate, and the material feeding port and the material discharging port are both formed in the tube box. According to the tubular heat exchanger for sheep colostrum processing, water scale adhering to the inner wall of the shell can be well cleaned and flushed, the cleaning effect is effectively improved, and therefore the overall heat conduction effect is improved, and the service life is prolonged.

The present invention relates to the technical field of heating wire preparation, and specifically to a copper-tin alloy heating wire and a preparation method thereof, wherein the copper-tin alloy heating wire comprises raw materials including: 1.5wt%-2.0wt% tin, 0.1wt%-0.3wt% silver, 0.03wt%-0.05wt% zinc, 0.05wt%-0.1wt% lanthanum, and the remainder is copper and unavoidable impurities. The present invention can obtain a copper-tin alloy heating wire with high tensile strength and excellent bending resistance even when the upper continuous casting method is adopted through the mutual coordination of various elements. The copper-tin alloy heating wire prepared by the present invention has the advantages of high purity, fine grain structure, good high temperature resistance, stable conductivity, etc., and the tensile strength is ≥800MPa, the oxygen content is ≤3ppm, and the number of repeated bendings without breaking is ≥10 times.