77results about How to "Realize circulating heating" patented technology

The invention discloses a multifunctional integrated cooker with waste heat collection devices. The multifunctional integrated cooker comprises a body, an exhaust fume collecting hood and a protective plate, wherein a cooking bench is arranged on the top surface of the body; at least two cookers are arranged on the cooking bench; the exhaust fume collecting hood comprises a side plate, a smoke guide plate, an air door and a smoke stop cover; the waste heat collection devices are arranged in the hearths of the cookers; at least four height adjusting devices are arranged at the bottom of the body; the height adjusting devices comprise rollers, screw rods, limiting nuts, lifting seats and supporting rods; and the protective plate is positioned below the body and is connected with the body. The multifunctional integrated cooker disclosed by the invention is simple in structure and high in practicality, and due to the waste heat collection devices, the heat energy utilization rate during fuel gas combustion is improved, and the energy consumption is reduced. Moreover, cold water can be heated by virtue of heat, the water can be drunk and can be used for cleaning the cookers, and the cookers are convenient to use; and due to the design of an anti-counter-flow device, the condition that pollution of a kitchen environment is caused due to smoke recirculation in the flue is avoided, the cooker is safe to use, and the comprehensive utilization efficiency is improved.

The invention discloses an electric water heater, which comprises a liner, a sleeve positioned in the liner, a heating pipe positioned in the sleeve, a water inlet pipe and a water outlet pipe, wherein the sleeve extends between the top and the bottom of the liner; the heating pipe is adjacent to the bottom of the liner; and the top and the bottom of the sleeve are communicated with outer liner space of the sleeve respectively. The invention also discloses the sleeve for the electric water heater. The sleeve for the electric water heater is arranged in the liner provided with the heating pipe at the bottom, wherein the sleeve is sleeved on the heating pipe; one end of the sleeve is adjacent to the bottom of the liner, while the other end is adjacent to the top of the liner; and the sleeve is provided with a water inlet on the sleeve wall at the end adjacent to the bottom of the liner and a water outlet on the sleeve wall at the end adjacent to the top of the liner. The electric water heater achieves the function of water storage and instant heating on the same electric water heater on the basis of simple structure and simple technology.

The invention provides a drum type washing machine. The washing machine comprises a machine body, a door body and an inner cylinder; the inner cylinder is rotatably disposed in the machine body, and the inner cylinder is filled with water during the washing process; the front part of the inner cylinder is provided with a dispensing opening for picking up and placing clothes, and the door body canbe opened / closed and mounted on the front part of the machine body and corresponding to the dispensing opening of the inner cylinder; the dispensing opening end of the inner cylinder is sealingly connected to the door body in a relatively rotatable manner; the washing machine also comprises a water inlet device; the water inlet device comprises a first inlet pipe connected to an external water source, a water tank disposed on the door body opposite to the first inlet pipe, and a second inlet pipe disposed inside the door body and connecting the water tank and the inside of the inner cylinder.According to the drum type washing machine of the invention, the circulation heating of the washing water in the non-porous inner cylinder is realized by a circulating heating pipeline, and the washing water in the inner cylinder enters the circulating pipeline through the hollow passage of the central rotating shaft for heating; the heated washing water is returned to the inside of the inner cylinder by the inlet pipe, and the inlet and outlet water of the circulating heating pipe does not interfere with the rotation of the inner cylinder; the heated washing water returns to the inside of theinner cylinder by the inlet pipe, and the inlet and outlet water of the circulating heating pipeline does not interfere with the rotation of the inner cylinder.

The invention provides a distillation liquor brewing device adopting circulating steam. The distillation liquor brewing device comprises a distiller and a condenser, wherein the distiller comprises a distilling barrel and a heat exchange water tank, the lower part of the heat exchange water tank is connected with the distilling barrel through a communicating tube, and the upper part of the heat exchange water tank is connected with the distilling barrel through a steam inflow tube; the condenser comprises a cooling tank, and an upper condensing chamber, a middle condensing chamber and a lower condensing chamber which are mutually communicated are arranged in the cooling tank sequentially; the upper condensing chamber is communicated with the distilling barrel through a steam guide tube, and a cooling water inlet A and a cooling water outlet B are formed in the lower part and the upper part of the cooling tank respectively and are communicated with a water storage pond through a cooling water inflow tube A and a cooling water outflow tube B respectively; a liquor outlet communicated with the lower condensing chamber is formed in the bottom of the cooling tank. According to the technical scheme, the heat exchange water tank is connected with the distilling barrel, so that the distiller is circularly heated by steam, heat consumption of a heater is reduced, and the purposes of energy conservation and environment protection are realized.

The invention discloses an organic fertilizer fermentation device. The organic fertilizer fermentation device comprises a fermentation cylinder, wherein the fermentation cylinder comprises a cylindercover, a cylinder body and a cylinder bottom; a separating plate component, wherein the separating plate component is installed at the bottom of the cylinder body; a carbonization component, wherein the carbonization component is installed at the upper part of the cylinder body, and the carbonization component comprises multiple combustors alternately installed along the circumference of the cylinder body, and an annular spray tube horizontally installed below the multiple combustors; multiple sprayers which are alternately installed on the spray tube; a stirring component; a cyclone separator; a ventilation component, wherein the ventilation component comprises a ventilation tube vertically installed on the inner wall of the cylinder body, the ventilation tube is provided with multiple ventilation holes, the upper end of the ventilation tube is closed, and the lower end passes through the cylinder body; an air blower, wherein the air blower is installed outside the cylinder body, andthe air outlet of the air blower is communicated with the lower end of the ventilation tube; and a controller. The organic fertilizer fermentation device has the advantages of high fermentation efficiency, low production cost, and simple operation.

The invention relates to a heating system and a heating method for a fuel cell vehicle. The system comprises a fuel cell, a water pump, a heating air core and a radiator. The fuel cell, the water pumpand the heating air core are sequentially connected to form a loop, and two ends of the radiator are respectively connected to two ends of the heating air core. The method comprises the following steps of: heating the liquid in the water pump by the heat radiated by the fuel cell when the fuel cell is in operation; the liquid in the water pump enters the heating air core after being heated up toheat the cabin of the fuel cell vehicle; after heating the cabin, the liquid in the water pump dissipates the excess heat through the radiator; the liquid in the pump is returned to the water pump viathe fuel cell. Compared with the prior art, the invention has the advantages of simple realization, high energy utilization efficiency, cost saving and the like.

The invention discloses a washing machine, comprising a base seat, a washing barrel, a driving component, a heating device, a pump, an water inlet pipe and a water drainage pipe, the washing barrel is rotationally provided on the base seat around a horizontal rotating center shaft, a washing cavity is defined inside the washing barrel; one end of the water inlet pipe extends into the washing cavity and the other end of the water inlet pipe extends out of the washing cavity, one end of the water drainage pipe extends into the washing cavity and the other end of the water drainage pipe extends out of the washing cavity, the water inlet pipe and the water drainage pipe are both relatively fixedly connected with the base seat; the heating device is located at the outside of the washing barrel and is used for heating the water flowing through the water inlet pipe, the pump has a water flow entrance, a circulating water outlet and a water drainage outlet, the water flow entrance communicates with one other end of the water drainage pipe, the circulating water outlet communicates with the other end of the water inlet pipe. According to the method of washing machine, the washing process can realize the function of single barrel washing, consumes less material, consumes less water, runs at lower cost, and can restrict the bacteria from breeding, thus keeping the surroundings of the washing machine cleaner.

The invention discloses an anti-freezing pressurized gas water heater. The anti-freezing pressurized gas water heater comprises a gas water heater shell body, a heat exchanger installed in the gas water heater shell body, a coiled pipe wound on the heat exchanger, a water inlet pipe and a water outlet pipe which are connected with the coiled pipe, and an anti-freezing heating body arranged on the coiled pipe. The anti-freezing pressurized gas water heater is characterized in that a bypass pipe, an electric three-way valve and a booster pump are further arranged in the gas water heater shell body, the water inlet pipe is communicated with the water outlet pipe by the bypass pipe through the electric three-way valve, the water inlet pipe, the coiled pipe and the water outlet pipe form a circulation loop, and the booster pump is arranged on the circulation loop; and a temperature probe is further arranged on the heat exchanger or the coiled pipe, and the anti-freezing heating body, the electric three-way valve, the booster pump and the temperature probe are all connected with a gas water heater main controller. The anti-freezing pressurized gas water heater disclosed by the invention is simple in installation structure; and moreover, water flow is cooperated with the anti-freezing heating body to heat while flowing in a closed-loop pipeline, the water flow is uniformly heated, and double anti-freezing effect is acted, so that the coil pipe of a water-stopping box is effectively prevented from frost cracking.

The invention relates to a boiler flue gas waste heat circulating heat-supply system. The boiler flue gas waste heat circulating heat-supply system is characterized by comprising an air inlet pipeline, an air blower, a dust removal device, a boiler flue gas waste heat heating tank, an air outlet pipeline, a cold water pipeline, a chimney, a drying device, a hot water circulating heating pipeline, a hot water tank, a hot water pipeline, a catalysis heating device and a water outlet pipeline; a catalyst is arranged in the air blower, the air inlet end of the air blower is connected with the air inlet pipeline, and the air outlet end of the air blower is connected with one end of the dust removal device; a curved flue gas heating pipeline is arranged in the boiler flue gas waste heat heating tank; one end of the curved flue gas heating pipeline is connected with the other end of the dust removal device; the other end of the curved flue gas heating pipeline is connected with one end of the air outlet pipeline; a water inlet of the boiler flue gas waste heat heating tank is connected with one end of the cold water pipeline, and a water outlet of the boiler flue gas waste heat heating tank is connected with one end of the water outlet pipeline; a catalysis tank is arranged in the catalysis heating device, and the hot water circulating heating pipeline is arranged in the catalysis heating device and on the outer surface of the catalysis tank in a surrounding mode.

The invention discloses a preheating process of a dust remover for filtering combustible dusty gas. The preheating process comprises a dust remover cold-air exhausting period, a temperature rise period and a gas replacement-adjustment period and specifically comprises the steps of inputting high-temperature gas through a hot air pipeline to exhaust low-temperature gas in the dust remover in the cold-air exhausting period, entering the temperature rise period after the low-temperature gas is exhausted, raising the temperature to 330-1200 DEG C, carrying out gas replacement and adjustment, and entering a conventional filtering-dust removal process link after adjusting the oxygen content in the dust remover to a safety range in the gas replacement-adjustment period. The preheating process is novel and ingenious, has a good utilization effect in a booting preheating link of the dust remover, realizes the innovation of the preheating process of the high-temperature dust remover, is suitable for preheating the dust remover for filtering the high-temperature and high-tar-content dusty gas and guarantees a good filtering effect, long service cycle and high economic benefit of a filter core.

The invention relates to the technical field of drying equipment, in particular to an industrial automatic roller drying device which comprises a motor and a drying roller. A heat exchange device is arranged on the right of the drying roller, the drying roller comprises an outer barrel body and an inner barrel body which are in sliding connection, the surface of the inner barrel body is provided with air holes, multiple shovelling plates are fixedly arranged on the wall of the inner barrel body, a horizontal rotating shaft is arranged in the inner barrel body, a spiral blade is fixedly arranged on the surface of the rotating shaft, a base is fixedly connected to the bottom end of the drying roller, a speed reducer is fixedly arranged at the tail end of a main shaft of the motor, the rightend of the rotating shaft is fixedly connected with the right wall of the inner barrel body, and the left end of the rotating shaft penetrates through the left wall of the drying roller to be fixedlyconnected to an output shaft of the speed reducer. By means of the industrial automatic roller drying device, particular materials can be dried in a closed mode, dust flying is avoided, the machiningenvironment is not affected, drying is thorough, the energy utilization rate is high, dried good granules are not crushed in the drying process, and the device is worthy of being popularized.

The invention provides an automobile and a seat temperature adjusting device thereof. The seat temperature adjusting device comprises a pump and a first heat exchanger. The first heat exchanger is connected with the inlet of the pump in series through a pipeline filled with cooling liquid. The outlet of the pump and the first heat exchanger are used for being connected with a jacket of an engine in series through pipelines filled with cooling liquid respectively. Accordingly, the cooling liquid flowing out from the outlet of the pump passes the jacket and the first heat exchanger and then flows back to the inlet of the pump. The problems that electric power consumption of an automobile is increased and energy can not be saved easily when an existing automobile seat temperature adjusting device is used for heating a seat are solved.

The invention discloses a heating foot basin. The heating foot basin comprises a foot basin body, a heating device and a right partition plate, wherein a left partition plate is arranged in a left part of the foot basin body, the left partition plate and the right partition plate separate the foot basin body into the left part, a middle part and a right part, a through hole I is arranged at the lower end of the right partition plate and the right partition plate is connected with a filtering device, the filtering device is connected with the heating device, the heating device is connected witha water pump, an annular pipe is arranged in the middle of the middle part of the foot basin body, through holes II are arranged at the lower end of the annular pipe, and the annular pipe communicates with the output end of the water pump; and a temperature sensor is arranged at the position, close to the through hole I, of the bottom of the foot basin body, the temperature sensor is connected with a controller, and the controller controls the start and stop of the water pump and the heating device. The heating foot basin is simple in structure, the cyclic heating for water in the foot basinbody can be realized, so that the temperature of the water is guaranteed, and then the foot-soaking effect is improved.

The invention discloses a petroleum catalytic cracking reaction kettle which comprises a reaction kettle body, the reaction kettle body comprises a barrel, a top cover is arranged on the upper portion of the barrel, a bottom shell is arranged on the lower portion of the barrel, a catalyst adding mechanism and an oil gas guide pipe are arranged on the top cover, the oil gas guide pipe is connected with fractionation equipment, a petroleum feeding hole and a heating mechanism are arranged on the barrel body, a petroleum discharging hole is formed in the bottom shell, an oil residue separating mechanism is arranged in the bottom shell, and a residue discharging part of the oil residue separating mechanism is connected with a residue discharging assembly arranged at the bottom of the bottom shell in a matched mode. An existing petroleum catalytic cracking reaction kettle is simple in structure and single in function, only a reaction space is provided for petroleum catalytic cracking, catalyst adding and oil heating must be completed through other corresponding equipment, the technological process is prolonged, and the working efficiency is low.With the petroleum catalytic cracking reaction kettle adopted, the above problems can be solved.

The invention discloses a pretreatment device for mold machining, and relates to the technical field of mold machining equipment. The pretreatment device comprises a main body internally provided witha cavity for dispersing and heating raw materials, wherein a material distributing part, a dispersing part, a heating part and circulating parts arranged on the two sides of the main body are arranged in the main body; the dispersing part comprises a rotating shaft which is arranged in the main body in a reciprocating rotating mode, and two sets of mixing assemblies which rotate at different speeds are arranged on the rotating shaft; each mixing assembly comprises a mixing piece and a moving rod which is arranged in the mixing piece in a sliding mode, the end, protruding out of the mixing piece, of each moving rod is fixedly provided with a driving circular ring abutting against the interior of the main body, and the driving circular rings are fixedly arranged in the main body; and disturbance pieces which swing back and forth are arranged on the upper sides and the lower sides of the mixing assemblies. According to the pretreatment device, the materials are dispersed and heated in adisturbance mode, so that the heating uniformity is guaranteed.

The invention discloses a dust collector preheating process for filtering combustible dust-containing gas, which includes a cold air discharge stage, a temperature rise stage and a gas replacement adjustment stage of the dust collector. The low-temperature gas in the device enters the heating stage after the low-temperature gas is discharged, and the temperature is raised to 330-1200°C for gas replacement adjustment. After the gas replacement adjustment stage adjusts the oxygen content in the dust collector to a safe range, it enters the conventional filtration and dust removal process. The invention is novel and ingenious in design, has a good effect in the preheating link of the dust collector, realizes the innovation of the preheating process of the high temperature dust collector, and is suitable for preheating the dust collector for filtering dusty gas with high temperature and high tar content, ensuring The filter element has good filtering effect, long service life and high economic benefit.

A heating device for stainless steel blackening comprises a box body with the upper end open and a cover plate used for sealing the opening of the box body. At least one heating pipe is arranged on a position, close to the inner wall, in the box body, the two ends of the heating pipe extend outwards and penetrate through the box body to form an inlet and an outlet, an insulating layer is arranged on the outer surface of the heating pipe, and at least one expansion portion is arranged on the heating pipe. Circulation heating can be achieved through the heating pipe, the heating service life of the heating pipe can be prolonged, and the problem that in the prior art, an electric component is damaged frequently when being used for heating is avoided; work efficiency is improved, and maintenance cost is reduced.

The invention belongs to the field of PC component production lines, and particularly relates to a three-dimensional extensible bidirectional flexible PC component production line. The problems that an existing original production line is complex in operation, the worker training time is long, the original production line is provided with 56 die tables with only one layer, the production efficiency is low, and the period is long can be solved by the following scheme. The three-dimensional extensible bidirectional flexible PC component production line comprises two production workshops, wherein each production workshop is provided with a heating zone; each heating zone comprises five concrete heat preservation walls, wherein a heating fin pipe is arranged between every two adjacent concrete heat preservation walls, and a partition plate is fixedly arranged between every two adjacent concrete heat preservation walls. The device has the advantages of being good in practicability and capable of effectively improving the production efficiency of the PC component in the production line; in addition, the solidification time of concrete prefabricated components is greatly shortened by effective heating, the components are attractive in appearance, and meanwhile through simple and reasonable equipment layout, an updated production line featuring efficiency, energy conservation, easy training for operators, convenient and rapid repair and low maintenance cost is invented.

The invention discloses a rectification device and a production method thereof. According to the invention, a plant fragrance oil liquid flowing out from the bottom part of a rectification tower is heated by a reboiler, and a heated liquid is pumped to the top part of the rectification tower by a second reflux pump, so large top-to-bottom circulation is realized, and the time of heating is shortened; and steam is provided for a sleeve pipe of a second-stage discharging pipe through a first-stage discharging pipe, so the effect of melting plugging is good. The tower top of the rectification tower is provided with a feeding pipe and the first-stage discharging pipe; a condenser is connected with and arranged on the first-stage discharging pipe in a sealed manner; the condenser and a temporary storage unit are in communication through the second-stage discharging pipe; the temporary storage unit communicates with an essential oil collector through a third-stage discharging pipe; the bottom part of the temporary storage unit is connected with the top part of the rectification tower through a reflux pipe; the reboiler communicates with the bottom part of the rectification tower througha reboiler feeding pipe; the bottom part of the reboiler is connected with the top part of the rectification tower through a reboiler discharging pipe which is provided with the second reflux pump; and the exterior of the second-stage discharging pipe is provided with the sleeve pipe used for steam flowing. The invention relates to the technical field of purification of plant fragrance oil.

The invention discloses a washing machine with a cyclic heating function. The machine comprises a barrel and a circulating water channel connected with the barrel. A heating device and a tee joint are arranged on the circulating water channel. The circulating water channel comprises a water inlet pipe, a water outlet pipe and a circulating pump. The heating device is installed on the water inlet pipe or the water outlet pipe or the circulating pump. The washing machine with the cyclic heating function has following beneficial effects: by installing the heating device on the circulating water channel, no extra cavity is needed so that no extra water quantity of the washing machine is needed; the water conservation function is fulfilled; by installing the heating device on the circulating water channel, water is heated in a circularly manner so that the heating efficiency is high; the electricity conservation function is fulfilled; by installing the tee joint on the circulating water channel, water circulation is achieved when the water outlet pipe is connected; and when water is required to be drained, a valve of the tee joint is opened so that upward water drainage or downward water drainage is achieved.

The invention discloses a floor heating system with an antifreezing heat pump. The system comprises a heat pump main machine, a connecting pipe, a water dividing and collecting device, several groupsof territory tubes, a heating circulating water pump and an exhaust water escape valve, wherein the water dividing and collecting device is arranged on one side of the heat pump main machine, and is connected to the heat pump main body through the connecting pipe; the territory tubes are arranged on one side of the water dividing and collecting device; the heating circulating water pump is arranged on the other side of the water dividing and collecting device, and is connected to the water dividing and collecting device through a pipeline; and the exhaust water escape valve is connected to thesurface of one side of the bottom of the water dividing and collecting device. The system can monitor the temperatures in the territory tubes effectively through temperature sensors, and also can send monitoring data to a controller. Through the controller, a temperature adjuster and a heating block can be controlled to operate effectively to prevent the territory tubes from being frozen as the temperature is too low; and the temperature adjustor can adjust the heating temperature of the heating block flexibly, so that the floor heating temperature can be compensated, and the heating efficiency is improved.

The invention belongs to the technical field of solar water heaters, and discloses an electric heat tracing strip which comprises a shell, a circulating pump, a heater and a water outlet pipe. The circulating pump is positioned in the shell, the heater is connected to an output end of the circulating pump, the water outlet pipe is connected to an input end of the circulating pump, a water inlet pipe is connected with an end of the heater, and the heater and the circulating pump are connected to a control panel positioned in the shell. The invention further discloses a solar water heater with the electric heat tracing strip and a method for controlling the solar water heater. The method includes starting the circulating pump of the electric heat tracing strip for circulating water in a water tank when the temperature of water in the water tank of the solar water heater does not reach first preset temperatures; starting the heater of the electric heat tracing strip in circulating procedures; heating the water in the water tank until the temperature of the water reaches the first preset temperatures. The electric heat tracing strip, the solar water heater and the method have the advantages that the solar water heater is provided with the electric heat tracing strip which is communicated with the water tank in a circulating manner, the water in the water tank can be circulated andheated, and accordingly the requirements of users can be met.

The invention discloses a bathtub device with thermal insulation and purification functions, which comprises a bathtub, a water circulation heater and a water purifier, wherein the bottoms of both ends of the bathtub are each provided with four water pass ports; the water pass ports on one end of the bathtub are connected with the water purifier; the water purifier is connected with a water inlet of the water circulation heater; and a water outlet of the water circulation heater is connected with the water pass ports on the other end of the bathtub through water pipes. The water circulation heater is arranged on the bathtub to implement circulating heating on partial water in the bathtub, thereby supplementing dispersed heat of water in the bathtub, and further keeping the water temperature in the bathtub. Meanwhile, the water purifier and ozone generator can filter and disinfect the circulating water, thereby maximally keeping the water temperature and cleanliness of the bathtub. The bathtub device has the advantages of simple structure, low cost, energy saving and environment friendliness, and saves abundant water resources.

The invention discloses a waste steel preheating furnace. The waste steel preheating furnace comprises a supporting steel frame, waste steel hoppers, a flue gas circulating device, a hopper driving device and a top burning device, wherein a feeding station, a heating station and a discharging station are sequentially formed on the supporting steel frame; the plurality of waste steel hoppers erected on the top of the supporting steel frame side by side and used for loading waste steel; the flue gas circulating device arranged below the supporting steel frame and used for providing high-temperature flue gas from the bottoms of the waste steel hoppers to the waste steel hoppers; the hopper driving device used for driving the waste steel hoppers to move from the feeding station to the discharging station; and the top burning device used for supplying heat through open fire from the tops of the waste steel hoppers to the waste steel hoppers. The waste steel preheating furnace can supply heat to the waste steel hoppers from the tops and the bottoms, and has the advantages of uniform heat supply and the like.

The invention provides a scale plate conveyer of a local thermal regeneration remixer. The conveyer can realize cyclic utilization of heat energy and avoid the heat loss and is strong in transportation capability. The scale plate conveyer of the local thermal regeneration remixer comprises a milling drum, a rack body and a conveying material mechanism, and further comprises a circulatory heating mechanism which comprises a housing, a combustion chamber, a combustor, a heating hood and a fan, wherein the housing is arranged above the rack body, a hot wind cavity is formed in the housing, an air outlet is formed at the upper end, an air return opening is formed at the lower end, and air outlet holes are uniformly distributed at the bottom, so that an air flow is sprayed to a scale plate on the side of the air outlet holes; the combustion chamber is arranged in the housing; the combustor is arranged at the front end of the combustion chamber; the heating hood is arranged below the combustion chamber and is provided with an air return channel; the air inlet is communicated with the air return channel and the air outlet is communicated with the combustion chamber; a hot wind inlet communicated with the air outlet holes is formed in the side face at the upper end of the rack body.

The invention discloses a multifunctional integrated cooker with waste heat collection devices. The multifunctional integrated cooker comprises a body, an exhaust fume collecting hood and a protective plate, wherein a cooking bench is arranged on the top surface of the body; at least two cookers are arranged on the cooking bench; the exhaust fume collecting hood comprises a side plate, a smoke guide plate, an air door and a smoke stop cover; the waste heat collection devices are arranged in the hearths of the cookers; at least four height adjusting devices are arranged at the bottom of the body; the height adjusting devices comprise rollers, screw rods, limiting nuts, lifting seats and supporting rods; and the protective plate is positioned below the body and is connected with the body. The multifunctional integrated cooker disclosed by the invention is simple in structure and high in practicality, and due to the waste heat collection devices, the heat energy utilization rate during fuel gas combustion is improved, and the energy consumption is reduced. Moreover, cold water can be heated by virtue of heat, the water can be drunk and can be used for cleaning the cookers, and the cookers are convenient to use; and due to the design of an anti-counter-flow device, the condition that pollution of a kitchen environment is caused due to smoke recirculation in the flue is avoided, the cooker is safe to use, and the comprehensive utilization efficiency is improved.

The invention discloses a device for peritoneal dialysis. The device comprises a body, a first connecting hose, an irrigation and drainage pump and an upper cover plate; a box-shaped space is formed by the four side walls of the body in an enclosing mode, a liquid supply pipe, an irrigation and drainage pipe and a waste discharge pipe are integrated in the box-shaped space, the body, the liquid supply pipe, the irrigation and drainage pipe and the waste discharge pipe are integrally formed through injection molding, the irrigation and drainage pipe, the waste discharge pipe and the liquid drainage pipe are connected with three liquid flow-through ports of a first three-way valve in a one-to-one correspondence mode, and communication between every two corresponding pipes in at least pipes in pairs in a certain state is achieved; the first connecting hose connects two sections, not communicated, of the irrigation and drainage pipe, and the first connecting hose is located outside the side wall of the body; the irrigation and drainage pump is detachably connected with the body; the upper cover plate covers the upper portion of the body to form the box-shaped top wall, and one end of the first three-way valve penetrates through the upper cover plate to be connected with the liquid supply pipe, the irrigation and drainage pipe and the waste discharge pipe. According to the technical purpose, the defects that an existing peritoneal dialysis device is complex in structure and inconvenient to operate are overcome, and the device which is simple in structure and easy to operate and is used for peritoneal dialysis is provided.

The invention discloses a commercial use based high-power integrated hot water supply system and a control method thereof. The commercial use based high-power integrated hot water supply system comprises a water supply end, a water magnetizer, a heat pump unit, a hot water storage box and a water supply pipeline set. The water supply end communicates with the water magnetizer, the water magnetizercommunicates with the heat pump unit, the heat pump unit cyclically communicates with the hot water storage box, and the hot water storage box cyclically communicates with the water supply pipeline set. By means of the commercial use based high-power integrated hot water supply system, cyclic heating, filtering and cleaning on the hot water storage box can be achieved; hot water can be cyclicallysupplied to the water supply pipeline set, and the aims of energy saving, water saving, use sanitation and high power can be achieved; the water magnetizer can be mainly used for achieving decontamination on water, and integrated equipment can keep a dirt-free state throughout the year; and the commercial use based high-power integrated hot water supply system is simple in structure and easy to manufacture and mount.

The invention discloses and provides a mini automatic peritoneal dialysis machine and an operation method thereof. The mini automatic peritoneal dialysis machine comprises an irrigation and discharge channel communicated with an abdominal cavity of a human body, a waste discharge channel for discharging the liquid discharged from the abdominal cavity through the irrigation and discharge channel, and a liquid supply channel for being connected with a liquid bag accommodating dialysate. The irrigation and discharge channel, the waste discharge channel and the liquid supply channel are correspondingly connected with three liquid flow openings in non-uniform distribution of a first three-way valve. The irrigation and discharge channel further comprises a two-way irrigation and discharge pump. The liquid supply channel further comprises a heater, a heat pump and a second three-way valve, and the second three-way valve is connected with a circulation channel which is connected with the liquid supply channel. The mini automatic peritoneal dialysis machine and the operation method thereof solve the technical problem by overcoming the disadvantages of complex system structure, high machining accuracy requirements and complex operations of an existing peritoneal dialysis transfusion system.