CN103062955B - Heat recovery air-conditioning water heater with descaling function - Google Patents
Heat recovery air-conditioning water heater with descaling function Download PDFInfo
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- CN103062955B CN103062955B CN201210577245.1A CN201210577245A CN103062955B CN 103062955 B CN103062955 B CN 103062955B CN 201210577245 A CN201210577245 A CN 201210577245A CN 103062955 B CN103062955 B CN 103062955B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention relates to a heat recovery air-conditioning water heater with a descaling function. The heat recovery air-conditioning water heater is composed of a heat pump water heater and an air conditioner, wherein an outdoor unit part and a heat exchange water tank (2) form the heat pump water heater, and the outdoor unit part and an indoor unit part form the air conditioner. A sprinkler head (28), a double spiral pipe (3) and a water injection slow flow device (22) are arranged inside the heat exchange water tank (2) from top to bottom. An inlet pipe head and an outlet pipe head of the double spiral pipe (3) extend out of the heat exchange water tank and are connected to an outdoor unit, and the other ends of both the inlet pipe head and the outlet pipe head of the double spiral pipe (3) are arranged inside the heat exchange water tank (2) and are not fixed. According to the heat recovery air-conditioning water heater, various running modes such as heat recovery water heating and heating air-conditioning can be achieved during a water heating and refrigeration air-conditioning mode, and hot water of over 50 DEG C can be generated. After the heat recovery air-conditioning water heater runs for a period of time, a scale layer on the surface of the double spiral pipe (3) can be removed automatically in a physical method.
Description
Technical field
The present invention relates to a kind of heat recovery air conditioner hot water apparatus with descaling function, especially relate to a kind of hot and cold recovery Teat pump boiler with descaling function and heat exchange water tank anti-disturbance function.
Background technology
Now widely used air-conditioner when refrigeration mode runs, to the heat that outdoor discharge is a large amount of; Air energy heat pump water heater, to the cold that outdoor discharge is a large amount of during operation, these energy, without utilization, cause great energy waste.
Traditional air energy heat pump water heater is all direct heating tap water substantially, the most direct this optimal mode of heating, although heat loss is little, the efficiency of heating surface is high also all exists the chronic disease of heating tube fouling not easy-clear.And anti-disturbance treatment do not made by water tank, when hot water is used, cold water injects water tank from bottom, due to the impact of tap water pressure, occurs hot and cold water disturbing phenomenon, causes when using hot water and occurs sometimes cold and sometimes hot phenomenon.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of heat recovery air conditioner water heater with descaling function.Namely this device is when refrigeration mode runs, and the used heat produced when reclaiming refrigeration, freely can produce the hot water of more than 55 DEG C.When simple water heating mode operation, the cold of discharging when being recovered in water heating, can provide free air conditioner refrigerating.Run under these two kinds of operating modes, Energy Efficiency Ratio (COP value) can reach more than 7.But also there is unique heat exchanger descaling function, the dirty layer of heat exchanger surface can be removed in time, greatly improve the heat exchange efficiency of heat exchanger.The water filling flow damper of water tank bottom and the anti-disturbance design of anti-disturbance dividing plate can prevent hot and cold water disturbance, avoid with occurring sometimes cold and sometimes hot phenomenon during hot water.Tank top has installed automatic exhaust steam valve additional, and when tap water cut-off, water heater can be used as buffer tank, discharges the water that stores for user from bottom, when water again, water tank can automatic loading water need not manually bleeding.
The present invention solves its technical problem and adopts following technical scheme:
The heat recovery air conditioner water heater of band descaling function provided by the invention, is made up of Teat pump boiler and air conditioner, and wherein: outdoor machine part and heat exchange water tank form Teat pump boiler, outdoor machine part forms air conditioner with indoor set part again.Described heat exchange water tank, its inside is provided with fountain head, double spiral tube and water filling flow damper from top to bottom, and its underpart is provided with the draining motor-driven valve being contained in blow-off line, the water intaking valve being arranged on water inlet pipe, and fountain head is connected with water inlet pipe through scale removal motor-driven valve by pipeline.Described indoor set part is primarily of indoor heat converter, and indoor fan, is arranged on the temperature sensor on the air outlet of indoor fan, and the display floater of the outer casing underpart being contained in indoor heat converter forms.Described outdoor machine part comprises compressor, outdoor heat converter, outdoor fan, central controller and is arranged on the cross valve on refrigerant tubing, multiple triple valve, check valve and restricting element, and these valves and restricting element are by central controller controls.
Described cross valve, its 6A end is connected with the blast pipe of compressor, and its 6B is held hold with the 9A of the 3rd set triple valve by pipeline and is connected, and its 6C is held and is connected with the air intake duct of compressor by pipeline, and its 6D end to be held with the 7A of the first triple valve by pipeline and is connected; The 7B end of the first triple valve is connected with the outlet of indoor heat converter by pipeline; The 3rd set triple valve, its 9B end is connected with the import of outdoor heat converter by pipeline, and its 9C end is connected with the import of double spiral tube by pipeline; The second set triple valve, its 8A end is connected with the outlet of double spiral tube, and its 8B end is connected with the import of outdoor heat converter; The outlet of outdoor heat converter is connected with the import of indoor heat converter by the first check valve on pipeline, second section fluid element; The heat recovery air conditioner water heater circulatory system that formation one is complete thus.
Described first triple valve, its 7C end is connected with the air inlet of double spiral tube by pipeline; Second triple valve, its 8A end is connected with the outlet of double spiral tube by pipeline, and its 8C end is connected with first throttle element with the second check valve by pipeline; First throttle element is connected with the outlet of outdoor heat converter by pipeline, and the import of outdoor heat converter is held with the 9B of the 3rd triple valve and is connected; The hot water that formation one is complete thus and the scale removal circulatory system.
Described heat exchange water tank, its water inlet is provided with water filling flow damper, its underpart is provided with anti-disturbance dividing plate, its outlet pipe is provided with water circulating pump, the delivery port of water circulating pump is connected with heat preservation storage water tank by pipeline, the bottom of heat preservation storage water tank is connected with the bottom of heat exchange water tank by pipeline, is ceaselessly operated by water circulating pump, forms a hot water circulation loop; The hot water that heat exchange water tank produces is transported in heat preservation storage water tank endlessly.
Described water filling flow damper, be that a side has water inlet, top seal and bottom to have the metal box of a lot of apopore, the sectional area of the apopore opened bottom it is greater than sectional area >=2 times of water inlet.
Described anti-disturbance dividing plate opens to have very lacunary sheet material, is arranged on the top of double spiral tube.
Described double spiral tube adopts the double spiral tube of retractable, and two openend is positioned at outside the casing of heat exchange water tank, and its another " U " type end is positioned at the casing of heat exchange water tank, does not fix.
Described display floater is display panels, it is for showing the display comprising water temperature, indoor temperature, outdoor temperature, it is again the receiver of remote controller, remote controller is sent instruction and reaches central controller, central controller controls the operation of whole described heat recovery air conditioner water heater according to command request.
The present invention compared with prior art has following major advantage:
(1), the recuperation of heat of refrigeration air-conditioner mode operation obtain free hot water, Energy Efficiency Ratio is high, energy-conserving and environment-protective:
This device discloses a kind of heat recovery air conditioner water heater with descaling function, refrigeration air-conditioner mode operation recuperation of heat freely can obtain hot water, when environment temperature 15 degree, the cold of 4.6KW is obtained when recording this device refrigeration air-conditioner mode operation of an input power 1.2KW by test, the heat recovery water heating of discharge is obtained again the heat of 3.8KW, therefore during this mode operation, Energy Efficiency Ratio can reach more than 7; Recorded the heat obtaining 4.9KW when the simple hot-water mode of this device of an input power 1.2KW runs by test when environment temperature 15 degree, Energy Efficiency Ratio reaches more than 4, and more energy-conservation than traditional electric heater more than 75%.
(2), heat exchange water tank automatically descaling function:
This device discloses a kind of heat recovery air conditioner water heater with descaling function, when adopting simple principle of expanding with heat and contracting with cold after this plant running some cycles, with physical method, thorough scale removal is carried out to double spiral tube in heat exchange water tank, it is 8.10 millimeters when recording the external diameter 22 degree of double spiral tube by experiment, tube length 2950 millimeters, after startup scale removal mode operation when double spiral tube internal pressure rises to 2.95Mpa, Guan Wen reaches 112 degree, the external diameter of double spiral tube is 9.56 millimeters, and tube length is 3380 millimeters.Compressor closedown spray cold water records double spiral tube external diameter after 50 seconds is 8.19 millimeters, tube length 3010 millimeters.Because the coefficient of expansion of incrustation scale is than the low many of copper pipe and be again " fragility ", so dirty layer " is burst " in meeting when copper pipe expanded by heating.Therefore the automatically descaling function of this device, after avoiding various traditional Teat pump boiler fouling, adopts traditional chemical routes scale removal, the harm that chemical residual causes human body.
(3), the anti-disturbance function of heat exchange water tank:
This device discloses a kind of heat recovery air conditioner water heater with descaling function, water filling flow damper is provided with at the water inlet of heat exchange water tank, anti-disturbance dividing plate is provided with in the bottom of heat exchange water tank, when cold water enter water tank by water filling flow damper after be evenly distributed in the bottom of water tank all the time, hot water is on the top of water tank, and the hot water confessed there will not be sometimes cold and sometimes hot phenomenon.
(4) heat exchange water tank is as the function of storage tank:
When tap water cut-off, due to the anti-backflow effect of check valve, the water of heat exchange water tank internal memory can not be back to tap water pipe network, scavenging action but also air inlet effect when can play draining when automatic exhaust steam valve not only can play moisturizing, so open draining motor-driven valve can use the water stored in water tank, use so heat exchange water tank can also serve as storage tank.Again utilize the automatic ventilating function of automatic exhaust steam valve during water, running water easily can fill heat exchange water tank.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 be the simple water heating of the present invention and scale removal pattern cold-producing medium flow to schematic diagram.
Fig. 3 be refrigeration air-conditioner mode operation heat reclamation heat-production water-cooled of the present invention agent flow to schematic diagram.
Fig. 4 is cooling/heating air conditioner pattern refrigerant flow direction schematic diagram of the present invention.
Fig. 5 is indoor apparatus of air conditioner of the present invention, water tank integral type indoor set schematic diagram.
Fig. 6 is the schematic appearance of water filling flow damper of the present invention.
Fig. 7 is central controller of the present invention and each parts connection layout.
In figure: 1. compressor; 2. heat exchange water tank; 3. double spiral tube; 4. outdoor heat converter; 5. indoor heat converter; 6. cross valve; 7. the first triple valve; 8. the second triple valve; 9. the 3rd triple valve; 10. the first check valve; 11. second check valves; 12. first throttle elements; 13. second section fluid elements; 14. outdoor fans; 15. indoor fans; 16. first temperature sensors; 17. second temperature sensors; 18. three-temperature sensors; 19. first pressure switches; 20. second pressure switches; 21. anti-stirring dividing plates; 22. water filling flow dampers; 23. water inlet motor-driven valves; 24. water feeding one-way valves; 25. scale removal motor-driven valves; 26. outlet valves; 27. automatic exhaust steam valves; 28. fountain heads; 29. loop back water valve; 30. draining motor-driven valves; 31. central controllers; 32 display floaters; 33. hot water valve; 34. heat preservation storage water tank; 35. water circulating pumps; 36. air inlets; 37. air outlets.
Detailed description of the invention
Below in conjunction with embodiment 1, the invention will be further described, but be not limited to described content below.
Embodiment 1
The heat recovery air conditioner water heater of the band descaling function that the present embodiment provides, the plurality of operating modes such as heat recovery water heating and cooling/heating air conditioner when can realize water heating, refrigeration air-conditioner pattern, and the hot water of more than 50 DEG C can be produced.Its structure as shown in Figures 1 to 6, is made up of Teat pump boiler and air conditioner, and wherein: outdoor machine part and heat exchange water tank 2 form Teat pump boiler, outdoor machine part forms air conditioner with indoor set part again.
Described heat exchange water tank 2, is provided with fountain head 28, the double spiral tube 3 of retractable and water filling flow damper 22 therein from top to bottom; Be provided with the draining motor-driven valve 30 be arranged on blow-off line, the water inlet motor-driven valve 23 be arranged on water inlet pipe in its underpart, fountain head 28 is connected with water inlet pipe through scale removal motor-driven valve 25 by pipeline.Two openends of double spiral tube 3 are outside case, and another " U " type end of double spiral tube 3 is not fixed in heat exchange water tank.
Described indoor set part primarily of indoor heat converter 5, indoor fan 15, be arranged on the second temperature sensor 17 on the air outlet of indoor fan 15 and the display floater 32 be arranged on indoor and shell forms.
Described outdoor machine part by compressor 1, outdoor heat converter 4, outdoor fan 14, central controller 31, and is arranged on cross valve 6, first triple valve 7, second triple valve 8 on refrigerant tubing, the 3rd triple valve 9, first check valve 10, second check valve 11, first throttle element 12, second section fluid element 13 form.
Set cross valve 6, its 6A end is connected with the blast pipe of compressor 1, its 6B is held hold with the 9A of the 3rd set triple valve 9 by pipeline and is connected, and its 6C is held and is connected by the air intake duct of pipeline with compressor 1, and its 6D end to be held with the 7A of the first triple valve 7 by pipeline and is connected; The 7B end of the first triple valve 7 is connected by the outlet of pipeline with indoor heat converter 5; The 3rd set triple valve 9, its 9B end is connected by the import of pipeline with outdoor heat converter 4, and its 9C end is connected by the import of pipeline with double spiral tube 3; The second set triple valve 8, its 8A end is connected with the outlet of double spiral tube 3, and its 8B end is connected with the import of outdoor heat converter 4; The outlet of outdoor heat converter 4 is connected with the import of indoor heat converter 5 by the first check valve 10 on pipeline, second section fluid element 13; The heat recovery air conditioner water heater circulatory system that formation one is complete thus.The 7C end of the first triple valve 7 is connected by the import of pipeline with the double spiral tube 3 in heat exchange water tank 2; Second triple valve 8, its 8A end is connected by the outlet of pipeline with double spiral tube 3, and its 8C end is connected with first throttle element 12 with the second check valve 11 by pipeline; First throttle element 12 is connected by the outlet of pipeline with outdoor heat converter 4, and the import of outdoor heat converter 4 is held with the 9B of the 3rd triple valve 9 and is connected.The water heating that formation one is complete thus and the scale removal circulatory system.
The structure of set water filling flow damper 22 is as shown in Figure 6: it is that a side has inlet opening, top seal and bottom to have the box of a lot of apopore, 2 times (being generally 4 times) of the sectional area >=inlet opening sectional area of the apopore opened bottom it.
Set anti-stirring dividing plate 21 opens to have very lacunary sheet material, it is arranged on the top of double spiral tube 3, when turning in the water outlet of water filling flow damper 22, anti-stirring dividing plate 21 can stop that turning over current alters top to heat exchange water tank 2, but allows water flow into the top of heat exchange water tank 2 uniformly by its a lot of aperture.The convection current disturbing phenomenon occurred when can also prevent double spiral tube 3 from heating.
Described central controller 31 is the control system of this device, control above-mentioned triple valve, cross valve, conversion cold-producing medium the flow direction reach air conditioner refrigerating, heat, the object of water heating.See Fig. 7, this central controller 31 is connected with cross valve 6, first triple valve 7, second triple valve 8, the 3rd triple valve 9, first check valve 10, second check valve 11, first throttle element 12, second section fluid element 13, outdoor fan 14, indoor fan 15, first temperature sensor 16, second temperature sensor 17, three-temperature sensor 18, first pressure switch 19, second pressure switch 20, motor-driven valve 23 of intaking, scale removal motor-driven valve 25, draining motor-driven valve 30, display floater 32 by wire.
Described display floater 32, be arranged on the shell of indoor heat converter 5, it is the display of this device, can show outside the parameters such as water temperature, indoor temperature, outdoor temperature, or the receiver of remote controller, remote controller is sent instruction and reach central controller 31, central controller 31 controls the operation of whole system according to command request.
Below in conjunction with embodiment 2, the invention will be further described, but be not limited to described content below.
Embodiment 2
Described heat exchange water tank 2 can also by outlet valve 26, water circulating pump 35, heat preservation storage water tank 34, loop back water valve 29 and form the hot water cyclesystem that can store more hot water.The top outlet pipe of heat exchange water tank 2 is connected with the top of heat preservation storage water tank 34, this pipeline is equipped with water circulating pump 35.Heat preservation storage water tank 34 its underpart is connected with the water valve 29 that loops back of heat exchange water tank 2 by pipeline, forms a hot water circulation loop, can by the water heating in heat preservation storage water tank 34.
Described heat exchange water tank 2 can be furnished with auxiliary water tank, family expenses can be unworthy of auxiliary water tank, just join auxiliary water tank time commercial.This auxiliary water tank is heat preservation storage water tank 34, and two water tank uppers are connected by water circulating pump 35, and two water tank bottoms are connected by water pipe, form a hot water circulation loop.
Below in conjunction with embodiment 3, the invention will be further described, but be not limited to described content below.
Embodiment 3
Described heat exchange water tank 2 can also by outlet valve 26, water circulating pump 35, hot water valve 33, loop back water valve 29 and form a hot water cyclesystem.The outlet pipe of heat exchange water tank 2 is provided with water circulating pump 35, and outlet pipe extends to each and uses water spot, and that then gets back to heat exchange water tank 2 loops back water valve 29, is ceaselessly operated by water circulating pump, forms a hot water circulation loop.The pipeline of its hot water circulation loop can also be installed several hot water valve 33, hot water be delivered to each with water spot, can the hot water of releasing constant temperature at any time.
Below in conjunction with embodiment 4, the invention will be further described, but be not limited to described content below.
Embodiment 4
The heat recovery air conditioner water heater of the band descaling function that the present embodiment provides, indoor heat converter can also be arranged on the top of heat exchange water tank 2, indoor apparatus of air conditioner and water tank composition integral type indoor set, and it is arranged on indoor, when the operational mode such as its refrigeration, cooling/heating air conditioner, water heating, scale removal is run cold-producing medium flow to constant.Both save installing space, again reduce installation difficulty.
The course of work of the present invention is sketched below in conjunction with Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6.
(1) simple water heating and scale removal pattern cold-producing medium flow to process:
As shown in Figure 2: the high temperature and high pressure gaseous refrigerant that compressor 1 is discharged, the 6A end of cross valve 6 is entered by pipeline, entered the 7A end of the first triple valve 7 by pipeline through 6D end, the import entering double spiral tube 3 by pipeline through 7C end enters double spiral tube 3, the liquid refrigerant of HTHP is formed after carrying out heat exchange with the water in heat exchange water tank 2, the 8A end of the second triple valve 8 is entered by pipeline, the second single-phase valve 11 is entered by pipeline through 8C end, after entering first throttle element 12 throttling by pipeline, enter in outdoor heat converter 4 through pipeline again, then heat exchange is carried out by the effect of outdoor fan 14 and outdoor air, the gaseous state preparation of low-temp low-pressure is formed after evaporation, this gaseous state preparation enters the 9B end of the 3rd triple valve 9 by pipeline, entered the 6B end of cross valve 6 by pipeline through 9A end, entered the air entry of compressor 1 by pipeline through 6C end, the simple water heating circulation that formation one is complete thus.
When starting descaling function pattern, refrigerant flow direction is identical with flowing to of simple water heating pattern cold-producing medium, the first step just starting descaling function pattern is that central controller 31 is by emptying for the water in heat exchange water tank 2, restart compressor 1, and opening pressure switch 19(first pressure switch 20 is in closure state), outdoor fan 14 shuts down, pressure at expulsion continues to rise, (namely delivery temperature also can continue to rise), due to the double action of high pressure and high temperature, the caliber of double spiral tube 3 can be thicker, another loose " U " type end can elongate at heat exchange water tank interior tube body, when pressure rises to more than 3.0Mpa, second pressure switch 20 disconnects, compressor is out of service, open scale removal motor-driven valve 25 simultaneously, cold water is sprayed directly on on double spiral tube 3 by fountain head 28, the double spiral tube 3 of expanded by heating meets rapid desufflation after cold water, caliber attenuates, body shortens, be attached to the dirty layer Automatic-falling on surface, discharge outside case from draining motor-driven valve 30.
(2) during refrigeration air-conditioner mode operation heat reclamation heat-production water cold-producing medium flow to process:
As shown in Figure 3, when this device is in refrigeration air-conditioner mode operation, the high temperature and high pressure gaseous refrigerant that compressor 1 is discharged, the 6A end of cross valve 6 is entered by pipeline, the 9A entering the 3rd triple valve 9 by pipeline through the 6B end of cross valve 6 holds, entered the import of double spiral tube 3 again by pipeline through 9C end, after carrying out heat exchange with the water in heat exchange water tank 2, condensation forms the liquid refrigerant of HTHP, this liquid refrigerant enters the 8A end of the second triple valve 8 by pipeline, the import entering outdoor heat converter 4 by pipeline through 8B end enters outdoor heat converter 4, after carrying out further condensation, the first check valve 10 is entered by pipeline, then second section fluid element 13 throttling is entered by pipeline, form the liquid refrigerant of low-temp low-pressure, thereafter indoor heat converter 5 is entered by pipeline, heat exchange is carried out again by the effect of indoor fan 15 and room air, liquid refrigerant is made to evaporate the gaseous state preparation forming low-temp low-pressure, this gaseous state preparation is held through the 7B of the first triple valve 7, entered the 6D end of cross valve 6 by pipeline through 7A end, compressor air suction mouth is got back to by pipeline through 6C end, the refrigeration air-conditioner heat reclamation heat-production water circulation that formation one is complete thus.
(3) cooling/heating air conditioner operational mode cold-producing medium flow to process:
As shown in Figure 4: when this device is in cooling/heating air conditioner operational mode, the high temperature and high pressure gaseous refrigerant that compressor 1 is discharged enters the 6A end of cross valve 6 by pipeline, entered the 7A end of the first triple valve 7 by pipeline through 6D end, indoor heat converter 5 is entered by pipeline again through 7B end, then after carrying out heat exchange by the effect of blower fan 15 and room air, condensation forms the gas of HTHP, liquid mix refrigerant, this gas, liquid mix refrigerant enters the second check valve 11 by pipeline, by first throttle element 12 throttling, form the liquid refrigerant of low-temp low-pressure, thereafter outdoor heat converter 4 is entered by pipeline, heat exchange is carried out by the effect of outdoor fan 14 and outdoor air, liquid refrigerant is made to evaporate the gaseous refrigerant forming low-temp low-pressure, this gaseous refrigerant enters the 9B end of the 3rd triple valve 9 by pipeline, the 6B entering cross valve 6 through the 9A end of the 3rd triple valve 9 by pipeline again holds, 6C end finally by cross valve 6 enters compressor air suction mouth by pipeline, the cooling/heating air conditioner circulation that formation one is complete thus.
(4) indoor apparatus of air conditioner, the water tank integral type indoor set course of work:
As shown in Figure 5: indoor heat converter 5 is arranged on the top of heat exchange water tank 2.When this device is in refrigeration air-conditioner mode operation, the high temperature and high pressure gaseous refrigerant that compressor 1 is discharged, the 6A end of cross valve 6 is entered by pipeline, the 9A entering the 3rd triple valve 9 by pipeline through the 6B end of cross valve 6 holds, entered the import of double spiral tube 3 again by pipeline through 9C end, after carrying out heat exchange with the water in heat exchange water tank 2, condensation forms the liquid refrigerant of HTHP, this liquid refrigerant enters the 8A end of the second triple valve 8 by pipeline, the import entering outdoor heat converter 4 by pipeline through 8B end enters outdoor heat converter 4, after carrying out further condensation, the first check valve 10 is entered by pipeline, then second section fluid element 13 throttling is entered by pipeline, form the liquid refrigerant of low-temp low-pressure, thereafter indoor heat converter 5 is entered by pipeline, by the running of indoor fan 15, room air enters indoor set machine chamber from air inlet 36, blow out through air outlet 37 after carrying out heat exchange with indoor heat converter 5, the liquid refrigerant evaporation entered in indoor heat converter 5 is made to form the gaseous state preparation of low-temp low-pressure, this gaseous state preparation is held through the 7B of the first triple valve 7, entered the 6D end of cross valve 6 by pipeline through 7A end, compressor air suction mouth is got back to by pipeline through 6C end, form the integral type indoor set refrigeration air-conditioner heat reclamation heat-production water circulation of refrigeration bottom, top water heating thus.Simple water heating, scale removal, cooling/heating air conditioner operational mode and refrigerant flow direction are identical with embodiment 1.
(5) course of work of water filling flow damper 22:
See Fig. 6: after the running water that pressure is more anxious compared with mass-flow injects water filling flow damper 22 from water inlet motor-driven valve 23, a lot of apopores of the bottom from water filling flow damper 2 can be disperseed to flow out, and its pressure can be down to very faint, stirs the water in water tank hardly.The size of water filling flow damper 2, the number of apopore suitably can adjust according to water demand.
Below the day-to-day operation principle of the heat recovery air conditioner water heater (hereinafter referred to as this device) of band descaling function of the present invention is briefly explained:
(1) operation logic of the simple water heating pattern of this device is:
When user starts simple water heating mode operation, central controller 31 controls cross valve 6, first triple valve 7, second triple valve 8, the coil of the 3rd triple valve 9 obtains electric, and 6A, 6D of cross valve 6 hold conducting, and 6C, 6B hold conducting; 7A, 7C of first triple valve 7 hold conducting; 8A, 8C of second triple valve 8 hold conducting; 9A, 9B of 3rd triple valve 9 hold conducting; This device is made to form a complete simple water heating circulatory system.The high-temperature high-pressure refrigerant gas that compressor 1 is discharged is through the 6A of cross valve 6, the 7A of 6D end and the first triple valve 7, 7C end enters double spiral tube 3, heat exchange is carried out with the water in heat exchange water tank 2, the condensation of refrigerant of HTHP is gas, liquid mix refrigerant, through the 8A of the second triple valve 8, 8C holds, second check valve 11, first throttle element 12 enters outdoor heat converter 4, the heat in air is absorbed by the effect of outdoor fan 15, be evaporated to the gas refrigerant of low-temp low-pressure, again through the 9B of the 3rd triple valve 9, the 6B of 9A end and cross valve 6, 6C end enters the air entry of compressor, thus complete a simple water heating cyclic process.
When this device is set to constant-temperature hot water pattern by user, when three-temperature sensor 18 detects that the water temperature of heat exchange water tank 2 is lower, central controller 31 starts simple water heating operational mode.When hot water heating is to setting value, automatically out of service, and enter automatic heat preserving pattern, can remain that the water temperature of heat exchange water tank 2 is in setting range.
(2) operation logic of this device refrigeration air-conditioner heat reclamation heat-production water is:
When user needs refrigeration, start this device, central controller 31 controls the coil losing electricity of cross valve 6, first triple valve 7, second triple valve 8, the 3rd triple valve 9, and 6A, 6B of cross valve 6 hold conducting, and 6C, 6D hold conducting; 7A, 7B of first triple valve 7 hold conducting; 8A, 8B of second triple valve 8 hold conducting; 9A, 9C of 3rd triple valve 9 hold conducting; This device is made to form a complete refrigeration air-conditioner heat reclamation heat-production water circulation system.The gaseous refrigerant of HTHP discharged by compressor 1, through the 6A of cross valve 6, 6B holds, the 9A of the 3rd triple valve 9, 9C end enters double spiral tube 3 again, the gas of HTHP is formed after carrying out heat exchange with the water in water tank, liquid mix refrigerant, by the 8A of the second triple valve 8, 8B end enters outdoor heat converter 4 and carries out further condensation, again by the first check valve 10, the liquid refrigerant that second section fluid element 13 throttling forms low-temp low-pressure enters indoor heat converter 5, heat exchange is carried out by the effect of indoor fan 15 and room air, liquid refrigerant evaporation forms the 7B of gaseous state preparation through the first triple valve 7 of low-temp low-pressure, 7A holds, the 6D of cross valve 6, 6C end gets back to compressor air suction interruption-forming refrigeration air-conditioner heat reclamation heat-production water circulation.
When in heat exchange water tank 2, water temperature exceedes design temperature, this is former when wanting using air-condition refrigerating operaton, and the coil that central controller 31 controls the 3rd triple valve 9 obtains electric, and 9A, 9B of the 3rd triple valve 9 hold conducting.The gaseous refrigerant of HTHP discharged by compressor 1, through the 6A of cross valve 6, 6B holds, the 9A of the 3rd triple valve 9, 9B end enters outdoor heat converter 4, heat exchange is carried out by the effect of outdoor fan 14 and outdoor air, condensation forms the liquid refrigerant of HTHP, again by the first check valve 10, the liquid refrigerant that second section fluid element 13 throttling forms low-temp low-pressure enters indoor heat converter 5, heat exchange is carried out by the effect of indoor fan 15 and room air, liquid refrigerant evaporation forms the 7B of gaseous state preparation through the first triple valve 7 of low-temp low-pressure, 7A holds, the 6D of cross valve 6, 6C end gets back to compressor air suction mouth.When in heat exchange water tank 2, water temperature is lower than design temperature, central controller 31 controls the coil losing electricity of the 3rd triple valve 9, and 9A, 9C of the 3rd triple valve 9 hold conducting, and this device runs according to refrigeration air-conditioner heat reclamation heat-production aqueous mode again.
When in heat exchange water tank 2, water temperature is higher, the condensation rate entering the gaseous refrigerant of the HTHP of double spiral tube 3 can be slower, so enter the refrigerant pressure of outdoor heat converter 4, temperature is also higher, if exceed setting pressure, the first pressure switch 19 be arranged on outdoor heat converter refrigerant tubing closes, outdoor fan 14 starts automatically, accelerates the condensation rate of cold-producing medium.When the water temperature in heat exchange water tank 2 is lower, the condensation rate entering the gaseous refrigerant of the HTHP of double spiral tube 3 can than comparatively fast, therefore the refrigerant pressure of outdoor heat converter 4 is entered, temperature also can the comparatively end, if lower than setting pressure, then the first pressure switch 19 disconnects, outdoor fan 14 stops automatically, guarantee that condensed cold-producing medium has certain pressure reduction to enter second section fluid element 13 throttling by the first check valve 10 and becomes liquid refrigerant, enter indoor heat converter 5 again, carry out heat exchange with room air and cold is flowed to indoor, be evaporated to the gaseous refrigerant of low-temp low-pressure.Hold through 7B, 7A of the first triple valve 7,6D, 6C of cross valve 6 end gets back to compressor air suction mouth, thus complete a cooling and warming water cycle process.This control mode can guarantee that double spiral tube 3, outdoor heat converter 4 and indoor heat converter 5 are in normal pressure differential range all the time, ensures the normal operation of this device refrigeration air-conditioner pattern heat reclamation heat-production water function.This running due to be when utilizing air conditioner refrigerating compressor produce used heat freely produce hot water, so be also referred to as recuperation of heat.A large amount of energy can be saved, reach the object of energy-conserving and environment-protective.
(3) the heating mode operation logic that originally installs an air conditioner is:
When user starts air-conditioning heating mode operation, central controller 31 controls four-way 6, second triple valve 8, the coil of the 3rd triple valve 9 obtains electric, the coil losing electricity of the first triple valve 7.6A, 6D of cross valve 6 hold conducting, and 6 B, 6 C hold conducting, 8A, 8C of second triple valve 8 hold conducting, 9 B, 9 A of the 3rd triple valve 9 hold conducting, 7A, 7B of first triple valve 7 hold conducting, the high-temperature high-pressure gas refrigerant that compressor 1 produces, through the 6A of cross valve 6, 6D holds, the 7A of the first triple valve 7, 7B end enters indoor heat converter 5, heat exchange is carried out with indoor air again by the effect of indoor fan 15, be condensed into gas, liquid mix refrigerant, then through the second single-phase valve 11, first throttle element 12 enters outdoor heat converter 4, exchanged with outdoor air by the effect of outdoor fan 14, the gaseous refrigerant of low-temp low-pressure is evaporated to after absorbing the heat in air, finally by 9 B of the 3rd triple valve 9, the 6B of 9 A ends and cross valve 6, 6C end enters the air entry of compressor, complete one and heat cyclic process.
When needs originally install an air conditioner heating operation, user can select to arrange air-conditioning and preferentially to run or hot water preferentially runs.When arranging air-conditioning and preferentially running; after starting air-conditioning; even if the water temperature in heat exchange water tank 2 is lower; this device still preferentially runs with air-conditioning heating; after indoor temperature reaches design temperature unloading shutdown or artificial shutdown; central controller 31 starts simple water heating operational mode immediately and runs, and the water temp. heating in heat exchange water tank 2 is entered automatic heat preserving pattern to setting value.When arranging hot water and preferentially running, start air-conditioning heating to run, when three-temperature sensor 18 detects that water temperature in heat exchange water tank 2 is lower than setting value, central controller 31 starts simple water heating mode operation automatically, rise to after setting value until water temperature, automatically go to again cooling/heating air conditioner operational mode and run.
(4) operation logic of the anti-disturbance function of this device heat exchange water tank is:
When user open outlet valve 26 use hot water time, running water enters water filling flow damper 22 by water inlet motor-driven valve 23, after the running water that the higher current of pressure are more anxious injects water filling flow damper 22 from the water inlet of water filling flow damper 22 side, can disperse to flow out from a lot of apopores bottom water filling flow damper 22, its pressure can be down to very faint.Be arranged on one of the top of double spiral tube 3 to open and have very lacunary anti-stirring dividing plate 21, it both can stop in the water outlet of water filling flow damper 22 turns over, and alters the top to heat exchange water tank 2, the convection current disturbing phenomenon occurred when can prevent again double spiral tube 3 from heating.After water filling flow damper 22 and the anti-disturbance treatment of anti-disturbance dividing plate 21, hot and cold water there will be uniform layering, and the hot water on top constantly supplies user by outlet valve 26.
(5) operation logic of this device automatically descaling function is:
When after this plant running a period of time, in heat exchange water tank 2, one deck incrustation scale can be assembled in the surface of double spiral tube 3, affects heat exchange, and efficiency is reduced greatly, and energy consumption increases, and therefore this device adds automatically descaling function.After user starts automatic desludging pattern, central controller 31 cuts out running water water inlet motor-driven valve 23, and open draining motor-driven valve 30 and drain water in heat exchange water tank 2, central controller 31 starts simple water heating mode operation.The internal pressure of double spiral tube 3 rises, and body temperature also can rise rapidly, the effect of expanded by heating, and tube wall increases thick, and body elongates.When pressure rises to more than 3.0Mpa, the second pressure switch 20 disconnects, and compressor 1 is out of service immediately, and scale removal motor-driven valve 25 opened by central controller 31 simultaneously, and cold water is sprayed directly on on double spiral tube 3 by fountain head 28.The double spiral tube 3 of expanded by heating meets rapid desufflation after cold water, and tube wall attenuates, and body shortens, and is attached to the dirty layer Automatic-falling on surface, discharges outside case from draining motor-driven valve 30, carries out 2 to 3 scale removal continuously and runs, just the dirty layer on divisible double spiral tube surface.After descaling function, central controller cuts out outlet valve 26, and open into water motor-driven valve 23, this device enters constant-temperature hot water pattern automatically.
(6) heat exchange water tank 2 of this device as the principle of storage tank is:
When tap water cut-off, due to the anti-backflow effect of water feeding one-way valve 24, the water of heat exchange water tank 2 internal memory can not be back to tap water pipe network, scavenging action but also air inlet effect when can play draining when automatic exhaust steam valve 27 not only can play moisturizing, so open draining motor-driven valve 30 can use the water stored in water tank, therefore heat exchange water tank 2 can also serve as storage tank use.Again during water, automatic exhaust steam valve 27 automatic vent immediately, makes running water easily can fill heat exchange water tank.
(7) principle of this device increase moisture storage capacity is:
The outlet pipe of described heat exchange water tank 2 is provided with water circulating pump 35, the delivery port of water circulating pump 35 is connected with heat preservation storage water tank 34 by pipeline, the bottom of heat preservation storage water tank 34 is connected by the bottom of pipeline with heat exchange water tank 2, ceaselessly operated by water circulating pump 35, form a hot water circulation loop.The hot water produced by heat exchange water tank 2 is transported to heat preservation storage water tank 34 li endlessly.
(8) principle of this device multiple spot constant temperature work supplying hot water is:
The outlet pipe of heat exchange water tank 2 is provided with water circulating pump 35, outlet pipe can extend to each water spot, then the bottom of heat exchange water tank 2 is got back to again, ceaselessly operated by water circulating pump 35, form a hot water circulation loop, be arranged on several hot water valve 33 on circulation line, can the hot water of releasing constant temperature at any time.
Claims (10)
1. the heat recovery air conditioner water heater with descaling function, is characterized in that being made up of Teat pump boiler and air conditioner, wherein: outdoor machine part and heat exchange water tank (2) form Teat pump boiler, and outdoor machine part forms air conditioner with indoor set part again; Described heat exchange water tank (2), its inside is provided with fountain head (28), double spiral tube (3) and water filling flow damper (22) from top to bottom, its underpart is provided with the draining motor-driven valve (30) being contained in blow-off line, the water inlet motor-driven valve (23) being arranged on water inlet pipe, and fountain head (28) is connected with water inlet pipe through scale removal motor-driven valve (25) by pipeline; Described indoor set part is primarily of indoor heat converter (5), and indoor fan (15), is arranged on the temperature sensor on the air outlet of indoor fan (15), and the display floater (32) of the outer casing underpart being contained in indoor heat converter forms; Described outdoor machine part comprises compressor (1), outdoor heat converter (4), outdoor fan (14), central controller (31) and is arranged on the cross valve (6) on refrigerant tubing, multiple triple valve, check valve and restricting element, and these valves and restricting element control by central controller (31).
2. heat recovery air conditioner water heater according to claim 1, it is characterized in that described cross valve (6), its 6A end is connected with the blast pipe of compressor (1), its 6B is held to be held with the 9A of the 3rd set triple valve (9) by pipeline and is connected, its 6C end is connected by the air intake duct of pipeline with compressor (1), and its 6D end to be held with the 7A of the first triple valve (7) by pipeline and is connected; The 7B end of the first triple valve (7) is connected by the outlet of pipeline with indoor heat converter (5); The 3rd set triple valve (9), its 9B end is connected by the import of pipeline with outdoor heat converter (4), and its 9C end is connected by the import of pipeline with double spiral tube (3); Set the second triple valve (8), its 8A end is connected with the outlet of double spiral tube (3), and its 8B end is connected with the import of outdoor heat converter (4); The outlet of outdoor heat converter (4) is connected with the import of indoor heat converter (5) by the first check valve (10) on pipeline, second section fluid element (13); The heat recovery air conditioner water heater circulatory system that formation one is complete thus.
3. heat recovery air conditioner water heater according to claim 1, it is characterized in that described cross valve (6), its 6A end is connected with the blast pipe of compressor (1), its 6B is held to be held with the 9B of the 3rd set triple valve (9) by pipeline and is connected, its 6C end is connected by the air intake duct of pipeline with compressor (1), and its 6D end to be held with the 7A of the first triple valve (7) by pipeline and is connected; The 7C end of the first triple valve (7) is connected by the air inlet of pipeline with double spiral tube (3); Second triple valve (8), its 8A end is connected by the outlet of pipeline with double spiral tube (3), and its 8C end is connected with first throttle element (12) with the second check valve (11) by pipeline; First throttle element (12) is connected by the outlet of pipeline with outdoor heat converter (4), and the import of outdoor heat converter (4) is held with the 9B of the 3rd triple valve (9) and is connected; The water heating that formation one is complete thus and the scale removal circulatory system.
4. heat recovery air conditioner water heater according to claim 1, it is characterized in that described heat exchange water tank (2) is furnished with auxiliary water tank, this auxiliary water tank is heat preservation storage water tank (34), two water tank uppers are connected by water circulating pump (35), two water tank bottoms are connected by water pipe, form a hot water circulation loop.
5. heat recovery air conditioner water heater according to claim 4, is characterized in that described hot water circulation loop, its pipeline is equipped with several and makes hot water deliver to the hot water valve (33) of destination.
6. heat recovery air conditioner water heater according to claim 4, it is characterized in that described heat exchange water tank (2), its water inlet is provided with water filling flow damper (22), its underpart is provided with anti-disturbance dividing plate (21), its outlet pipe is provided with water circulating pump (35), the delivery port of water circulating pump (35) is connected with heat preservation storage water tank (34) by pipeline, the bottom of heat preservation storage water tank (34) is connected by the bottom of pipeline with heat exchange water tank (2), ceaselessly operated by water circulating pump (35), form a hot water circulation loop; The hot water that heat exchange water tank (2) produces is transported to heat preservation storage water tank (34) endlessly inner.
7. heat recovery air conditioner water heater according to claim 6, it is characterized in that described water filling flow damper (22), that a side has water inlet, top seal and bottom to have the box of a lot of apopore, sectional area >=2 times of the sectional area ratio water inlet of the apopore opened bottom it.
8. heat recovery air conditioner water heater according to claim 6, is characterized in that described anti-disturbance dividing plate (21) opens to have very lacunary sheet material, is arranged on the top of double spiral tube (3).
9. heat recovery air conditioner water heater according to claim 1, it is characterized in that described double spiral tube (3) adopts the double spiral tube of retractable, two openend is positioned at outside the casing of heat exchange water tank (2), its another " U " type end is positioned at the casing of heat exchange water tank (2), does not fix.
10. heat recovery air conditioner water heater according to claim 1, it is characterized in that described display floater (32) is display panels, it is for showing the display comprising water temperature, indoor temperature, outdoor temperature, it is again the receiver of remote controller, remote controller is sent instruction and reach central controller (31), central controller (31) controls the operation of whole described heat recovery air conditioner water heater according to command request.
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| CN201210577245.1A CN103062955B (en) | 2012-12-27 | 2012-12-27 | Heat recovery air-conditioning water heater with descaling function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103411349B (en) * | 2013-08-02 | 2015-11-18 | 浙江创能新能源科技有限公司 | Integration air energy source pump |
| CN103673290B (en) * | 2013-12-26 | 2015-12-16 | 山东力诺瑞特新能源有限公司 | A kind of air energy heat pump water heater with the recuperation of heat of refrigerating function band |
| CN106958956B (en) * | 2017-03-13 | 2019-05-14 | 珠海格力电器股份有限公司 | Control method and device of evaporative condensing unit |
| CN110953715B (en) * | 2019-12-25 | 2022-04-22 | 青岛海尔新能源电器有限公司 | Dynamic descaling control method for heat pump hot water unit |
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Effective date of registration: 20160518 Address after: 443005, Hubei, Yichang hi tech Zone, Zhuhai Road, 8, Nanyuan science and technology pioneer park on the first floor Patentee after: Hubei Hui Chinese Polytron Technologies Inc Address before: 432800 Xiaogan City Economic Development Zone in Hubei province Dawu County Patentee before: Hubei Haoke Energy-Saving Technology Co., Ltd. |
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