126results about How to "Increase water temperature" patented technology

The utility model discloses an air conditioner capable of treating indoor raised dust, which belongs to the technical field of household appliances and comprises an air conditioner body, a water storage tank is fixedly connected to the outer surface of the air conditioner body, a water replenishing pipe is fixedly inserted into the top of an inner cavity of the water storage tank, and a water pump is mounted on the outer surface of the air conditioner body. A water pumping pipe is installed at the input end of the water pump and fixedly inserted into an inner cavity of the water storage tank, a water supply pipe is installed at the output end of the water pump, and a hollow support is welded to the top of the air conditioner body. According to the air conditioner capable of treating the indoor raised dust, by starting a water pump, a water source in a water storage tank can be continuously pumped by means of a water pumping pipe and a water supply pipe and continuously conveyed into a hollow support, and liquid in the hollow support can spray water mist to the front of the air conditioner body through a plurality of atomizing nozzles; sprayed water mist can continuously make contact with indoor dust through gas released by the air conditioner body, the spraying area of the water mist is increased as much as possible, and the indoor dust falling efficiency is improved as much as possible.

The invention discloses a fish fry rearing device facilitating water changing and cleaning in the technical field of fish fry rearing, and the fish fry rearing device comprises a driving mechanism which is arranged at the bottom of an outer box assembly; the cleaning mechanism is arranged in an inner cavity of the inner box assembly and connected with the driving mechanism, the cleaning mechanism makes contact with the filter screen, and the driving mechanism drives the cleaning mechanism to rotate to clean the inner cavity of the inner box assembly and the filter screen. The cleaning mechanism is driven by the driving mechanism to rotate to carry out water changing cleaning on the interior of the inner box assembly, water changing cleaning can be carried out in the fry breeding process, fry does not need to be transferred, water changing cleaning can be conveniently and rapidly carried out while the labor intensity of breeding personnel is reduced, and the working efficiency is improved.

The utility model belongs to the field of cooking equipment, and particularly relates to areca nut processing cooking equipment which comprises an electric heating barrel, the upper end of the electric heating barrel is connected with a barrel cover through threads, a pressurizing mechanism is arranged on the barrel cover, the lower portion of the right end of the electric heating barrel is fixedly connected with a drain valve, and a cooking barrel is slidably connected into the electric heating barrel. A rotating shaft is mounted in the lower end of the electric heating barrel through a bearing, a square column is fixedly connected to the upper end of the rotating shaft, and a square groove shaft is mounted in the lower end of the cooking barrel through a bearing. According to the betel nut cooking device, the cooking barrel, the stirring plate, the square column and other structures are additionally arranged in the electric heating barrel, betel nuts can be put into the cooking barrel in the using process, then the cooking barrel is put into the electric heating barrel to be cooked, the cooking barrel needs to be taken out of the electric heating barrel after cooking is completed, and the cooking device is convenient to use. All the areca-nuts can be fished out from the water in the electric heating barrel, so that the cooked areca-nuts can be more conveniently fished out.

The invention relates to the technical field of environmental protection, and discloses a thermal power plant smoke dust treatment device which comprises a bottom plate, a filter box is fixedly connected to the top of the bottom plate, an air inlet pipe is fixedly connected to the left side of the filter box, a fan is fixedly connected to the top of the bottom plate, and an air suction pipe is fixedly connected between the fan and the filter box. According to the system, heat in the flue gas can be effectively recycled through the treatment mechanism to heat water in the water storage tank, so that the energy utilization efficiency of the whole system is improved, energy waste is reduced, the production cost is reduced, the requirement for additional energy can be reduced by recycling the heat in the flue gas, and the energy utilization rate of the system is improved. The device is simple in structure and convenient to operate, emission of greenhouse gas and other pollutants can be reduced, the environment-friendly requirement for energy conservation and emission reduction is met, meanwhile, heat of the flue gas is transmitted to water in the water storage tank, the temperature of the flue gas can be reduced, heat loads on follow-up flue gas treatment equipment can be reduced, the service life of the equipment is prolonged, and the maintenance cost of the equipment is reduced.

A heat exchange device for waste heat recovery of a screw air compressor comprises a U-shaped coil pipe, a spiral fin is arranged on a straight pipe section of the U-shaped coil pipe, a sleeve is arranged outside the spiral fin, and the sectional area of the sleeve is larger than that of the U-shaped coil pipe. The two ends of each sleeve are closed, connecting pipes are arranged on the pipe walls of the closed ends, and the sleeves are sequentially connected through the connecting pipes. A cold medium is introduced into the sleeve, and a hot medium from the screw air compressor is introduced into the U-shaped coil pipe. The heat exchange device adopts a double-layer tubular heat exchange structure, a hot medium is introduced into the tube, a cold medium is introduced outside the tube, and heat is exchanged through the tube wall and the spiral fins. According to the heat exchange device, waste heat generated by the screw air compressor is recycled, the water supply requirement of a bathhouse is met, and the screw air compressor is effectively cooled. The heat exchange device has the advantages of being small in size, compact in structure, high in heat exchange efficiency and reasonable in heat exchange matching.

The present invention relates to the technical field of genetic breeding of marine economic shellfish, and in particular to a breeding method for a new Vibrio-resistant variety of scorpion clams. Specifically, the method comprises the following steps: using a semi-lethal concentration of Vibrio parahaemolyticus to stress adult scorpion clams, recovering 15% of the surviving individuals, and selecting scorpion clams with an 8% seed retention rate to obtain Vibrio-resistant scorpion clams, fattening the scorpion clams in an indoor workshop to mature the gonads, and inducing the scorpion clams to produce heritable immune factors by inactivating Vibrio parahaemolyticus before inducing spawning; then inducing the scorpion clams to spawn, obtaining the Vibrio-resistant strain of the F1 generation of scorpion clams, and then rapidly cultivating the scorpion clams to sexual maturity by adopting the breeding and culture technology of "breeding in the north and raising in the south" for the F1 generation; thereafter, selecting scorpion clams by stress, enhancing the immunity of the offspring, and continuously breeding by the method of "breeding in the north and raising in the south" every year to obtain a new Vibrio-resistant variety of scorpion clams with stable genetics and excellent traits. The method of the invention can significantly improve the anti-vibrio ability and the aquaculture survival rate of razor clams, and improve the good variety preservation and supply capacity of the razor clams aquaculture industry.

The present invention relates to a combined steam generating device with a preheating water tank, comprising a softening water processor, a normal pressure heating water system and a steam production system which are sequentially connected in series through pipelines; the steam production system comprises a steam boiler, a variable frequency water supply pump, a check valve and a preheating water inlet pipeline; the normal pressure heating water system comprises a preheating electromagnetic boiler, a preheating water tank, a circulating water pump, an electromagnetic valve and a cold water pipeline; the outlet of the softening water processor is connected to the upper part of the preheating water tank through the cold water pipeline; during operation, incoming water is input into the preheating water tank; at night, the preheating electromagnetic boiler is turned on, and the circulating water pump circulates the water in the preheating water tank into the preheating electromagnetic boiler for heating; during daytime, the burner of the gas steam boiler is turned on, and the flue gas further heats the hot water in the waste heat recovery device, and the hot water enters the gas steam boiler to generate steam.

The invention belongs to the technical field of electric appliances, and particularly relates to a control method and device of clothes processing equipment, equipment and a medium, and the method comprises the steps: when it is detected that a user throws clothes into the clothes processing equipment and sends a control instruction, determining the predicted consumption of a corresponding clothes processing agent according to the control instruction and clothes information; the remaining amount of a current clothes treating agent in the clothes treating equipment is obtained, and whether the remaining amount is smaller than the predicted consumption amount or not is determined; if the remaining amount is smaller than the predicted consumption amount, outputting first prompt information to prompt a user to add a clothes treating agent; if the user does not add the clothes treating agent, washing parameters of the target program are adjusted according to the difference value of the remaining amount and the predicted consumption amount and the clothes information. According to the method, different washing requirements can be flexibly met, the user can instantly add the clothes treating agent through active reminding, clothes can be effectively washed even if the clothes treating agent is insufficient, and the user experience is enhanced.

The utility model provides commercial gas noodle cooking equipment, which belongs to the technical field of noodle cooking furnaces and comprises a water storage structure, the water storage structure comprises a concave container and a heating mechanism, the heating mechanism can spray high-temperature airflow outwards, an air inlet pipe is arranged at an air outlet of the heating mechanism, the end of the air inlet pipe penetrates through the outer wall of the concave container, and a heating cavity is arranged at the end of the air inlet pipe. High-temperature air flow of the heating mechanism can enter the heating cavity through the air inlet pipe, so that the heating cavity heats the liquid in the concave container; an exhaust assembly is arranged on one side of the heating cavity and can exhaust high-temperature gas in the heating cavity, and meanwhile liquid in the concave container cannot enter the heating cavity; the heating source is not limited to the bottom of the water tank by heating from the inside of the water tank, so that the heating area of the water source is enlarged, water in the water tank can be heated more quickly, and the heating efficiency is improved.

The utility model discloses a high-level self-flowing type solar centralized water supply system which comprises a water replenishing subsystem, a solar temperature adjusting subsystem and a hot water supply circulation subsystem. The water replenishing subsystem comprises a municipal pipeline, a steady flow tank, a water softener, a water tank, a silicon-phosphorus crystal processor, a first water replenishing pipe, a second bypass pipe and a second water replenishing pipe; the solar temperature adjusting subsystem comprises a water mixing tank, a solar heat collector, a high-position heat preservation water tank, a circulating pump set and a direct connecting pipe. The hot water supply circulation subsystem comprises a self-flowing type user hot water pipe network, a heat supply frequency conversion booster pump set and a water return pipe. Softening treatment and silicon-phosphorus crystal treatment are carried out on supplied hot water in the earlier stage, scaling of a hot water supply pipe network, metal corrosion and safety of hot water using of a user are greatly delayed, the system adopts the water mixing tank as transition to supply water to the user, the water temperature of stored water in the heat preservation water tank can be increased, and therefore the heat storage amount is adjusted; the solar heat collector and the adjacent pipeline thereof adopt an anti-freezing design, and can be automatically emptied in low-temperature weather.

According to the energy-saving system of the coal-fired boiler, when the boiler operates at a low load, part of steam generated during operation of the boiler is used for heating secondary air by arranging the secondary air heater, so that combustion of fuel in a hearth is stabilized, meanwhile, the temperature of flue gas at an outlet of the economizer is increased, and energy is saved. The inlet flue gas temperature of the SCR denitration device can meet the requirement of low-load commissioning; meanwhile, the steam pressure reducer and the sludge drying device are arranged, part of steam generated during operation of the boiler is extracted to be subjected to pressure reduction through the steam pressure reducer to be used for drying the sludge, the dried sludge is input into the boiler to be mixed with pulverized coal for combustion, and the coal combustion cost is saved. According to the device, through cooperative use of the equipment, secondary air can be heated when the boiler is in low load, and the combustion stability of the boiler is improved; and sludge can be blended and burnt under high load, so that the fuel cost is reduced.

The utility model discloses an integrated sewage treatment regulating reservoir which comprises a regulating reservoir body, filter chambers are fixedly connected to the two sides of the top end of the regulating reservoir body, a water outlet is formed in one side of each filter chamber, first sliding grooves are formed in the two sides of the interior of each filter chamber, and sliding rods are connected to the first sliding grooves in a sliding mode; a filtering assembly is arranged on one side of the sliding rod, a water pumping assembly is arranged at the top end of the adjusting tank and located on one side of the filtering chamber, a portal frame is fixedly connected to the adjusting tank, and a stirring assembly is arranged at the bottom end of the portal frame. According to the sewage treatment device, sewage entering the regulating tank is filtered through the filtering assembly, fine suspended solids and particles on the sewage are removed, blockage of a water pipe and a valve is avoided, the situation that the suspended solids and the particles are deposited at the bottom, an operator needs to clean the regulating tank is effectively prevented, and the labor intensity of the operator is reduced.

The utility model relates to the technical field of heat recovery, in particular to a boiler blow-off heat energy recovery device which solves the technical problems that a traditional boiler waste heat recovery system is limited in recovery efficiency, waste heat recovery is insufficient easily, and heat energy is wasted, and the boiler blow-off heat energy recovery device comprises a plate heat exchanger and a first box body. A second box body is arranged on the outer side of the top of the first box body and communicates with the first box body through a connecting pipe. A heat recovery part and a fifth box body are arranged in the first box body; the fifth box body is communicated with the first box body through a plurality of smoke holes uniformly distributed in the side wall of the fifth box body; a plurality of lattice heat storage bricks are arranged in each of the first box body and the second box body; and the heat recovery part absorbs heat in the flue gas and heats water in the flue gas. Flue gas heat can be absorbed through the lattice heat storage bricks, and heat energy is stored to stabilize temperature fluctuation of the system; by combining the multi-stage heat exchange design of heat removal sewage heat exchange and flue gas heat exchange, waste heat of sewage and flue gas discharged by the boiler is effectively utilized.

The utility model discloses a green permeable pavement which comprises a permeable asphalt layer, a surface layer is arranged on the surface of the permeable asphalt layer, turf is paved on the surface of the surface layer, a fixed grid is arranged on the bottom surface of the permeable asphalt layer, a permeable surface brick layer is arranged on the bottom surface of the fixed grid, and a filter layer is arranged on the bottom surface of the permeable surface brick layer. A semi-rigid base layer is arranged on the bottom surface of the filtering layer, a bearing layer is arranged on the bottom surface of the semi-rigid base layer, the fixed grid, the water-permeable surface brick layer, the semi-rigid base layer, the protective agent, the bearing layer and the gravel layer are arranged, and the fixed grid is located between the water-permeable asphalt layer and the water-permeable surface brick layer, so that the bearing capacity and durability of the pavement can be remarkably improved; the bearing layer is located between the surface layer and the base layer and can reduce impact on the pavement structure by dispersing loads, and the protective agent is made of a polyurethane material and can form a layer of tough film, so that the wear resistance of the pavement is greatly improved, and the service life of the permeable pavement is prolonged.

The invention discloses a water-fluorine linkage air conditioning system, which comprises a first refrigerant circulation loop, a second refrigerant circulation loop, a third refrigerant circulation loop, a fourth refrigerant circulation loop, a fifth refrigerant circulation loop, a sixth refrigerant circulation loop, a fifth refrigerant circulation loop and a sixth refrigerant circulation loop, and is characterized in that the first refrigerant circulation loop is formed by connecting a compressor, an outdoor heat exchanger, a first throttling device and an indoor heat exchanger; a second refrigerant circulation circuit that circulates a refrigerant in a refrigerant circulation circuit formed by connecting a compressor, a water-fluorine heat exchanger, a second throttle device, and an evaporator; a first water circulation circuit that circulates water in a water circulation circuit formed by passing through the first use-side end and the water-fluorine heat exchanger; a second water circulation circuit that circulates water in a water circulation circuit formed by passing through the second use-side end and the water-fluorine heat exchanger; the tail end of the second use side is arranged on the air outlet side of the indoor heat exchanger. The air conditioning system can realize dehumidification without cooling, and is high in reliability and low in energy consumption.

The utility model discloses a spiral heat exchange tube type low-nitrogen condensation water heater which comprises a shell, a combustion module and a spiral heat exchange tube set, a top cover is arranged at the top of the shell, the combustion module comprises a gas valve, an air filter, a venturi, a combustion cylinder and a combustion chamber, the combustion chamber is cylindrical, and the combustion chamber and the top cover form a sealing structure. A first gap is formed between the inner side wall of the combustion chamber and the combustion cylinder, a second gap is formed between the inner bottom wall of the combustion chamber and the combustion cylinder, and the width of the first gap is smaller than that of the second gap. According to the water heater, the cylindrical sealed combustion chamber is formed by the water heater and the top cover of the shell, and the left-right and up-down gaps between the combustion chamber and the combustion cylinder are improved, so that more spiral heat exchange tube group structures with larger inner diameters can be arranged, high-temperature flue gas can be buffered in the combustion chamber, and the heat exchange efficiency is improved. The water temperature of the upper layer of the water storage cavity can be increased under the condition that the tempering phenomenon can be avoided.

The humidifier comprises a shell and a humidifying assembly, an air outlet is formed in the upper end of the shell, and an air inlet is formed in the side wall of the shell; the humidifying assembly comprises a water tank, a water curtain, a PTC heating pipe and a fan, the water tank is connected to the lower end of the shell, the water curtain is arranged in an inner cavity of the water tank and divides the water tank into a first cavity and a second cavity, a protective cover is arranged in the second cavity, the PTC heating pipe is located in the protective cover, and a plurality of through holes are formed in the wall face of the protective cover at intervals to communicate with the second cavity. The fan is arranged at the upper end of the water curtain and comprises a wind scooper, the wind scooper and the side wall of the shell form an air inlet channel, an air outlet channel is formed in the wind scooper, the air inlet channel is communicated with the first cavity, and the air outlet channel is communicated with the second cavity. The water temperature on the water curtain can be increased by heating water in the water tank, so that the air humidification amount and the humidification efficiency are improved, the risk that the water tank is burnt out can be reduced, and the use safety is improved.

The utility model discloses energy-saving type liquid chlorine vaporization equipment, and belongs to the technical field of liquid chlorine vaporization equipment, the energy-saving type liquid chlorine vaporization equipment is characterized by comprising an equipment body, the equipment body comprises a heating assembly, and the heating assembly comprises a heating tank and an electric heating wire; a pressure balancing assembly; the liquid storage tank comprises an exhaust pipe; the gas storage tank is connected with the liquid storage tank through a pressure balance assembly; wherein the heating tank is provided with a backflow plate and a drain outlet, the electric heating wire is arranged on the side face and the bottom of the heating tank, the backflow plate is arranged on the top of the heating tank, the drain outlet is formed in the bottom of the heating tank, and the liquid storage tank is arranged in the heating tank. According to the energy-saving type liquid chlorine vaporization equipment, the contact area between the heating assembly in the energy-saving type liquid chlorine vaporization equipment and liquid chlorine is large, the vaporization efficiency of the liquid chlorine can be effectively improved, and energy losses are reduced.

The present invention discloses a fish seedling cultivation device which is convenient for water changing and cleaning in the technical field of fish seedling cultivation, comprising: a driving mechanism, which is arranged at the bottom of the outer box component; a cleaning mechanism, which is arranged in the inner cavity of the inner box component and connected to the driving mechanism, the cleaning mechanism is in contact with the filter screen, and the driving mechanism drives the cleaning mechanism to rotate to clean the inner cavity of the inner box component and the filter screen. The fish seedling cultivation device which is convenient for water changing and cleaning can change water and clean the inside of the inner box component by driving the cleaning mechanism to rotate, and can perform water changing and cleaning during fish seedling cultivation and breeding, without the need to transfer the fish seedlings, thereby reducing the labor intensity of the breeding personnel and conveniently and quickly performing water changing and cleaning, thereby improving work efficiency.

The utility model relates to the technical field of air conditioner condensate water evaporation treatment in the metallurgical industry, and particularly discloses a condensate water double-control automatic evaporation device which comprises a main box body and an auxiliary water tank, the lower portion of the main box body is communicated with the lower portion of the auxiliary water tank, a water guide pipe is installed on the upper portion of the main box body, and a plurality of layers of aluminum plates are installed below the water guide pipe and in the main box body. Heating pipes are mounted in the air guide pipes; heating rods are mounted at the bottom of the main box body; two electronic floating ball switches are mounted on the auxiliary water tank; the air conditioner condensate water evaporation control system can automatically control evaporation of air conditioner condensate water, does not need manual intervention, eliminates safety risks caused by the fact that the air conditioner condensate water drips on the ground to a production area, replaces physical labor of manually pouring the condensate water, thoroughly eliminates many safety risks derived from the work, and improves production efficiency. In the using process, automatic control is achieved, safety and effectiveness are achieved, energy is saved, environment friendliness is achieved, and popularization is facilitated.

The invention relates to the technical field of hot water supply equipment, and discloses a control method of a heat-pump water heater and the heat-pump water heater, and the control method comprises the following steps: acquiring the water consumption of the heat-pump water heater under the condition that the water temperature in a water tank inner container meets a target temperature and the heat-pump water heater is in a water using state; based on the water consumption of the heat pump water heater, the movement speed of the separation wheel is determined; based on the movement speed of the separation wheel, the separation wheel is controlled to move in the direction close to the water outlet pipe in the axial direction of the water tank inner container. The movement speed of the separation wheel is determined according to the water consumption, the separation wheel is controlled to move in the direction close to the water outlet pipe in the axial direction of the water tank inner container, it is guaranteed that when a user continuously uses hot water, the actual water outlet temperature is always close to the water outlet temperature preset by the user, and the hot water output rate is increased. And the separation wheel can reduce mixing of cold water and hot water in the water tank inner container, so that the hot water using time of a user is prolonged, and the water using comfort is improved.

The utility model belongs to the technical field of steam devices, and particularly relates to a steam generator which comprises a combustor and a heat exchanger, the heat exchanger comprises an outer side calandria set and an upper calandria set, the outer side calandria set is in an n shape and is composed of a left calandria set, a right calandria set and a rear calandria set, and the upper calandria set is connected with the combustor. The left tube bank and the right tube bank are communicated through the rear tube bank to form an n-shaped outer tube bank, and the upper tube bank is located in the outer tube bank and communicated with the left tube bank and the right tube bank. The combustor is located at an opening in the front end of the outer side calandria set and sprays flames inwards through the front end of the outer side calandria set, and the flames can make contact with the outer side calandria set and the upper calandria set. The whole heat exchanger is of a surrounding type structure, the front portion, the left rear portion and the upper portion of flame are all surrounded, and therefore heat loss can be effectively avoided. Meanwhile, heat can be absorbed through the structural arrangement of the outer side calandria set, excessive heat is prevented from being transmitted to the heat preservation layer, and the effect of protecting the heat preservation layer can be achieved.

The utility model discloses a pipe network anti-icing device, and relates to the technical field of pipe network anti-icing. The pipe network anti-icing device comprises a protection assembly, a heat preservation assembly, an electric heating pipe and an automatic clamping assembly, the protection assembly comprises a protection shell A and a protection shell B, the bottom of one side of the protection shell A is hinged to the top of one side of the protection shell B, a connecting plate A is fixedly installed on the outer wall of one side of the protection shell A, and a connecting plate B is fixedly installed on the outer wall of one side of the protection shell B. According to the pipe network anti-icing device, the protective shell A and the protective shell B can be conveniently and tightly closed together, the anti-icing device can be conveniently installed on the surface of a pipeline, heat preservation can be conducted on the pipeline through the flame-proof heat preservation cotton A and the flame-proof heat preservation cotton B, reduction of the water temperature in the pipeline is slowed down, and therefore the water icing phenomenon is reduced; and the pipeline can be heated, the water temperature in the pipeline is increased, and the situation that water is directly frozen due to the low temperature is avoided.

The utility model belongs to the field of vegetable cleaning, specifically is a kind of vegetable cleaning and removing mud device, including sink;The inside mounting frame of sink, the frame is inclined to be arranged, the inside rotationally connected of frame has multiple drive rolls, drive roll is installed with mesh belt, the surface of mesh belt is evenly fixed with mesh plate, the top of frame is fixed with motor, the output end of motor and drive roll are fixed, the bottom of frame is inserted into the bottom of sink;Staff pours the vegetable picked into the upper side of mesh belt, mesh belt movement is along with mesh plate to promote vegetable to move, lower vegetable is soaked into the inside of sink, and the soil inside the gap of leaf blade can be conveniently discharged in soaking and cleaning, and it is soaked and cleaned in cooperation with spraying, vegetable leaves water surface, clean water is sprayed and cleaned to spray and clean, rely on above-mentioned structure, so it can improve cleaning effect, reduce the soil mixed in the inside of leaf blade, improve cleaning effect.

The present invention discloses a highly efficient artificial wetland system in winter. The highly efficient artificial wetland system in winter of the present invention comprises a solar greenhouse, a geothermal heat pump, an air heat pump, an artificial wetland and a ventilation component; the solar greenhouse is arranged adjacent to the artificial wetland, one end of the geothermal heat pump is used for water inlet and the other end extends to the artificial wetland for water outlet, the main part of the geothermal heat pump is buried in the underground soil, both ends of the air heat pump are located in the solar greenhouse and the main part of the air heat pump is passed through the artificial wetland, one end of the ventilation component is located outdoors of the solar greenhouse and the other end extends to the underground part of the artificial wetland, part of the ventilation component is passed through the solar greenhouse, and the ventilation component is used to ventilate the artificial wetland. The highly efficient artificial wetland system in winter of the present invention has the advantages of simple and convenient operation, low operating cost, good water treatment effect and good benefits.

The utility model relates to the technical field of constant-temperature water supply and discloses a heating water supply device which comprises a water tank, a water pump and a heater, the water pump is connected to the water tank and the heater, a water inlet of the water pump is connected to the water tank, a water outlet of the water pump is connected to a water inlet of the heater, and a water outlet of the heater is connected to the water tank. A U-shaped heating pipe is arranged in the heater, temperature sensors are arranged at the positions of a water inlet and a water outlet of the heater, the temperature sensors are connected to a temperature controller, and the temperature controller controls the heating power of the heater according to temperature information of the temperature sensors. The heater is arranged outside the water tank, temperature control is carried out on inlet water and outlet water of the water tank, a safety protection mechanism is provided for the heater, and more stable water temperature output is provided.

The utility model discloses a tilapia mossambica hotbed type overwintering device, which relates to the technical field of aquaculture devices and comprises a warmer and a hotbed. The heater is used for providing hot water into the hotbed; the hotbed is arranged at the bottom of the overwintering pond. The tilapia mossambica hotbed type overwintering device is easy to manufacture and convenient to operate, hot water is provided for the hotbed through the heater, only the water temperature in the hotbed is increased, tilapia mossambica overwinter on the hotbed, hot water in the hotbed does not exchange with pond water in the overwintering pond, and energy is saved by more than 40%.

The utility model provides an ice breaking and dredging device and system and an offshore photovoltaic field area system, and relates to the technical field of offshore photovoltaic engineering, the device comprises an ice breaking cylinder and a plurality of special-shaped structures arranged on the outer surface of the ice breaking cylinder; an ice breaking knife is arranged on the surface of the special-shaped structure; the icebreaking cylinder is filled with a buoy, and the buoy is used for enabling the icebreaking cylinder to horizontally float on the sea surface. The sea ice crushing and intercepting device can crush and intercept sea ice and reduce the threat of the sea ice.

The utility model relates to the technical field of hot water heating equipment, in particular to an anti-freezing device of the hot water heating equipment. According to the technical scheme, the anti-freezing device of the hot water heating equipment comprises a heating radiator frame and further comprises a stainless steel water injection bin plate, heat conduction cooling fins, a protective fence and an anti-freezing water inlet and outlet assembly. Stainless steel water injection bin plates are arranged at the front end and the rear end of the heating radiator frame and fixedly connected with the heating radiator frame. The electric auxiliary heating insulation connecting bulb tube of the anti-freezing water inlet and outlet assembly is electrified to assist in heating the outer tube, and is matched with the heat conduction copper sheet to transfer heat, so that the water temperature of the water inlet and outlet of the water inlet and outlet pipe is greatly improved, the unfreezing speed of water in the stainless steel water injection bin plate is effectively increased, and the heating efficiency of the boiler is improved; the problems that according to existing hot water heating equipment, due to the fact that water in a heating radiator is frozen in a low-temperature environment, flowability of water in a heating boiler is reduced, and heating efficiency is low are solved.

The utility model discloses a solar cyclic heating constant-temperature water heater which comprises a solar water heater, a constant-temperature water tank and a work station, a water supplementing pipe is fixedly communicated with the lower portion of one end of the solar water heater, and the end, away from the solar water heater, of the water supplementing pipe is fixedly communicated with an electromagnetic valve. The end, away from the water supplementing pipe, of the electromagnetic valve fixedly communicates with a first three-way pipe, and the end, close to the water supplementing pipe, of the solar water heater is provided with a circulating pipeline connector. The constant-temperature water tank and the work station are arranged, the constant-temperature water tank and the work station are matched with the circulating pipeline connector corresponding to the diameter of the vacuum pipe, the constant-temperature water tank and an original solar water heater can be heated and circulated through the vacuum pipe channel in the mode that the vacuum pipe on the side edge is dismantled, the original solar water heater does not need to be scrapped, and resource waste is reduced.