The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of preheating speed fast, the high-efficiency insulated water tank of thermal efficiency height, intelligent temperature control embedded heat exchanger easy to use.
The technical scheme that the utility model adopted is:
The high-efficiency insulated water tank of intelligent temperature control embedded heat exchanger, comprise the water tank that places enclosure interior, be arranged with the casing type heat exchanging pipe around the water tank, housing, be filled with the foaming thermal-insulating of disposal molding foaming in the space that forms between casing type heat exchanging pipe and the water tank, the delivery port joining water box of heat exchanger tube, the heat exchanger tube water inlet side is provided with the Temperature Control Type flow controller, the temperature probe of Temperature Control Type flow controller is located at heat exchanger tube water outlet place, the front end of Temperature Control Type flow controller connects water inlet pipe and loops back water pipe, the delivery port of water tank is provided with suction pump, the delivery side of pump that draws water connects respectively and loops back water pipe and user side, water tank is provided with water level sensor, can detect the height of water level in the water tank.
Further improvement of the utility model, described suction pump outlet side is provided with threeway, and a wherein outlet of threeway is connected with water flow switch and pressure switch in turn, and the pressure switch front end connects user side; Another outlet connection of threeway loops back water pipe, loops back water pipe and is provided with magnetic valve, and the other end that loops back water pipe connects three-way connection, and a three-way connection wherein side connects a water flow sensing unit and Temperature Control Type flow controller successively by pipeline; The three-way connection opposite side is provided with second magnetic valve, and second magnetic valve connects water inlet pipe.
Further improvement of the utility model, water tank inside is provided with stacked dividing plate, makes the top-down unidirectional water channel of the inner formation of water tank.
Further improvement of the utility model, heat exchanger system adopts monolithic construction, and Temperature Control Type flow controller, suction pump, threeway, water flow switch, pressure switch, magnetic valve, three-way connection, second magnetic valve and water level sensor are built in the inside of housing.
Further improvement of the utility model, the delivery port place of described water tank also is provided with the water outlet temperature-sensing probe.
Further improvement of the utility model, described water level sensor are the tubular body that is installed in the water tank outside, water level sensor bottom and water tank internal communication.
The beneficial effects of the utility model are: the design is provided with the Temperature Control Type flow controller at the influent side of casing type heat exchanging pipe, the temperature probe of Temperature Control Type flow controller is located at heat exchanger tube water outlet place, when work, no matter be to enter the running water of system or the cold water of water tank inside for the first time, when entering heat exchanger tube and be subjected to the heating of heat pump, automatic control by flow, guaranteed that from the water that heat exchanger tube comes out be the hot water that reaches design temperature, thereby only circulation of need, hot water just can use for the user, the preheating speed is fast, thermal efficiency height, and the user just can obtain hot water at short notice; Further, the design's water tank inside is provided with stacked dividing plate, makes that water tank is inner to form top-down unidirectional water channel, can not mix in a large number with the original cold water of water tank at the laggard hot water of going into water tank of heating, guarantee that not only the user can use hot water fast, and improved the efficiency of heating surface of heat exchanger tube; In addition, the design's heat exchanger system adopts integral design, and each control assembly of hot-water heating system is built in lower part of frame, makes the compact conformation of product, is convenient to make up adaptive with other parts such as heat pump main frame, can independently sell, and maintenance is also convenient.
The specific embodiment
With reference to shown in Figure 1, the high-efficiency insulated water tank of intelligent temperature control embedded heat exchanger, comprise the water tank 2 that places housing 1 inside, be arranged with casing type heat exchanging pipe 3 around the water tank 2, housing 1, be filled with the foaming thermal-insulating 4 of disposal molding foaming in the space that forms between casing type heat exchanging pipe 3 and the water tank 2, the delivery port joining water box 2 of heat exchanger tube 3, heat exchanger tube 3 water inlet sides are provided with Temperature Control Type flow controller 5, the temperature probe 51 of Temperature Control Type flow controller 5 is located at heat exchanger tube 3 water outlets place, the front end of Temperature Control Type flow controller 5 connects water inlet pipe 6 and loops back water pipe 7, the delivery port of water tank is provided with suction pump 81, the outlet of suction pump 81 connects respectively and loops back water pipe 7 and user side 9, water tank is provided with water level sensor 23, water level sensor 23 bottoms and water tank internal communication.Preferably, water level sensor 23 is for being installed in the tubular body outside the water tank, water level sensor 23 bottoms and water tank internal communication; Certainly, water level sensor 23 also can be made up of the electronic sensor of being located at water tank inside, and water level sensor 23 can in time detect cistern water level and water level information is fed back to control system.
The operation principle of casing type heat exchanging pipe 3: during work, water tank 2 outer field water flow through from the outer runner of casing type heat exchanging pipe 3, refrigerant from heat pump compressor then enters in the internal layer runner of casing type heat exchanging pipe 3 from A, carry out being back to the external equipment from the B outlet again after the heat exchange with the water of opposite side, in order to improve the heat exchange effect, the flow direction of refrigerant is opposite with the flow direction of water.
Suction pump 81 outlet sides are provided with threeway 82, and a wherein outlet of threeway 82 is connected with water flow switch 83 and pressure switch 84 in turn, and pressure switch 84 front ends connect user side 9; Another outlet connection of threeway 82 loops back water pipe 7, loops back water pipe 7 and is provided with magnetic valve 85, and the other end that loops back water pipe 7 connects three-way connection 86, and three-way connection 86 a wherein side connects a water flow sensing unit 87 and Temperature Control Type flow controller 5 successively by pipeline; Three-way connection 86 opposite sides are provided with second magnetic valve, 88, the second magnetic valves 88 and connect water inlet pipe 6.
Further, described water tank inside is provided with stacked dividing plate 21, makes the top-down unidirectional water channel of the inner formation of water tank.In order to reduce the resistance of current, every layer of dividing plate 21 streamwise are tilted to down setting, are provided with the perforate 22 that is communicated with lower floor at dividing plate low level place.
Preferably, the design's heat exchanger system adopts monolithic construction, Temperature Control Type flow controller 5, suction pump 81, threeway 82, water flow switch 83, pressure switch 84, magnetic valve 85, three-way connection 86, second magnetic valve 88 and water level sensor 23 are built in the inside of housing, as being arranged at the outside of water tank, the bottom that also can be located at water tank is as shown in Figure 2.The housing of water heater only need be reserved refrigerant into and out of joint and connect running water and the waterpipe jointing of user side gets final product, simplified the external structure of water heater greatly, not only easy to maintenance, and this unit-type heat exchanger system also can be used as parts and sells separately, easily and the heat pump of different model, brand adaptive.
Further, the delivery port place of described water tank 2 also is provided with water outlet temperature-sensing probe 89, and water outlet temperature-sensing probe 89 can be installed in the inner delivery port of water tank position, also can be installed on the outlet pipe of water tank.As required; in actual applications; can be with water outlet temperature-sensing probe 89 default certain temperature controlling range; as to be set be 43~48 ℃, then when the water tank leaving water temperature is lower than 43 ℃, can start the compressor of water-heater system; water to water tank heats; when water tank leaving water temperature during greater than 48 ℃, compressor autostop then, the control mode of system is more reasonable.
The water-heater system of present embodiment is work like this:
Heat cycles when one, using for the first time: intelligence control system work, magnetic valve 85 cuts out, and second magnetic valve 88 is opened, running water enters from water inlet pipe 6, through second magnetic valve 87, water flow sensing unit 87, Temperature Control Type flow controller 5, enter casing type heat exchanging pipe 3, laggardly go in the water tank through heating; When the tap of user side is opened, the variation that water flow switch 83 and pressure switch 84 are sensed hydraulic pressure and/or current, suction pump 81 starts, and hot water is extracted out from water tank, is supplied to the user to use.When practical application, the Temperature Control Type flow controller can adopt the valve by step motor control, and the temperature controlling value that is used for controlling the temperature probe 51 of Temperature Control Type flow controller 5 flow sizes can be established the running parameter of benchmark, as be set at 60 ℃, then when leaving water temperature too 60 ℃ the time, Temperature Control Type flow controller 5 is given intelligence control system with signal feedback, intelligence control system control step machine operation is transferred the flow of valve big automatically, allow more water enter in the casing type heat exchanging pipe 3, when leaving water temperature is lower than 60 ℃, illustrate that discharge is too big, under the effect of temperature probe 51, the flow of Temperature Control Type flow controller 5 is suitably turned down, makes the water temperature that enters water tank remain on the value range of setting all the time.
Heat cycles when two, in the water tank cold water being arranged: intelligence control system work, magnetic valve 85 is opened, second magnetic valve 88 cuts out, start suction pump 81, suction pump 81 is extracted the cold water of water tank out, through threeway 82, magnetic valve 85, three-way connection 86, water flow sensing unit 87, Temperature Control Type flow controller 5, enters casing type heat exchanging pipe 3, laggardly go in the water tank through heating, after finishing a heat cycles, can use hot water the soonest.
Three, direct subsidy water in the water utilizing process: during user's water, close magnetic valve 85, start water pump 81, current arrive user side through 9; When water level in the water tank is crossed low or during water shortage, water level sensor 23 is given intelligence control system with signal feedback, intelligence control system is sent instruction, second magnetic valve 88 is opened, running water enters from water inlet pipe 6, through second magnetic valve 87, water flow sensing unit 87, Temperature Control Type flow controller 5, enters casing type heat exchanging pipe 3, laggardly go in the water tank through heating, realize uninterruptedly supplying water in the water utilizing process.
The above be the utility model preferred embodiment, it does not constitute the restriction to the utility model protection domain, so long as realize that with essentially identical means the purpose of this utility model all should belong to protection domain of the present utility model.