CN104905745A - Heat pump dish washing machine and control method thereof - Google Patents
Heat pump dish washing machine and control method thereof Download PDFInfo
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- CN104905745A CN104905745A CN201410084503.1A CN201410084503A CN104905745A CN 104905745 A CN104905745 A CN 104905745A CN 201410084503 A CN201410084503 A CN 201410084503A CN 104905745 A CN104905745 A CN 104905745A
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The invention provides a heat pump dish washing machine and a control method thereof. The dish washing machine comprises a process chamber provided with tableware cleaning space, a drying condenser used for conducting condensation on air of the process chamber and a first fan used for leading the air of the process chamber to the drying condenser, the dish washing machine further comprises a heat pump system, the heat pump system comprises a compressor, a condenser, a throttling device and an evaporator which are connected to form a refrigerant circulation loop, and the condenser of the heat pump can heat cleaning water of the process chamber; the dish washing machine further comprises a second fan used for leading cooling air after heat exchange of the evaporator of the heat system is conducted to the drying condenser. The dish washing machine is heated by the heat pump, when drying is conducted, heat exchange between the dish washing machine and the drying condenser through the cooled air of the evaporator is conducted, the drying process can be accelerated, and the energy is saved.
Description
[technical field]
The invention belongs to dish-washing machine field, particularly about dish-washing machine and the control method thereof with heat pump.
[background technology]
Existing dish-washing machine is when washing tableware, and normally pass through to water filling in dish-washing machine, then by water pump, by water, the shower pumped in dish-washing machine cleans tableware.Because tableware has greasy dirt to need to use hot water to clean, existing dish-washing machine normally adopts electrically heated mode, the pipeline at water pump water being pumped into shower arranges electric heater and heats water.
Because adopt electrically heated mode to need to consume much electricity, had the dish-washing machine adopting heat pump heating system afterwards, this dish-washing machine comprises heat pump, and wherein heat pump comprises the heat exchange circulation system that compressor, condenser, throttling arrangement and evaporimeter are formed.Cold-producing medium becomes the gas of HTHP after compressor compresses, then through compressor input condenser, the liquid of cryogenic high pressure is become after condensation, the liquid of cryogenic high pressure passes into through throttling arrangement the gas that evaporimeter is gasificated into high-temperature low-pressure, and the gas of high-temperature low-pressure passes into compressor again and circulates.Wherein the refrigerant gas of HTHP is understanding liquidation exothermic reaction through condenser condenses, and the water of the heat utilizing condenser to discharge to dish-washing machine heats can save the energy relative to adopting electric heater to carry out heating.
Existing dish-washing machine is when drying, and a kind of is utilize the drying condensation circulatory system matched with heat hot pumping system, and the drying condensation circulatory system comprises the drying evaporator, refrigerated medium pump, drying condensation device and the thermal storage equipment that are connected with process chamber.Wherein drying condensation device is arranged in thermal storage equipment, heat exchange is carried out with the evaporimeter of heat hot pumping system in thermal storage equipment, cold-producing medium pumps in drying evaporator by refrigerated medium pump, and the condensation in evaporator wall of the damp-heat air in dish-washing machine process chamber is formed under condensation flow.This dish-washing machine, what drying system was arranged in process chamber is drying evaporator and arranges cold-storage apparatus in addition, in cold-storage apparatus, heat exchange is carried out with heating fumigators by drying condensation device, because need to arrange refrigerated medium pump and cold-storage apparatus, make the structure of dish-washing machine become very huge, be unfavorable for the miniaturization of product.
[summary of the invention]
The object of the present invention is to provide that a kind of structure is simple, drying efficiency is high, save the dish-washing machine of the energy.
Another object of the present invention is to the control method that a kind of dish-washing machine is provided.
For reaching aforementioned object, a kind of dish-washing machine of the present invention, it comprises provides the process chamber of dish washing space, the air of process chamber carried out to the drying condensation device of condensation and the air in process chamber imported the first row wind apparatus of described drying condensation device, described dish-washing machine also comprises heat pump, described heat pump comprises the compressor, condenser, throttling arrangement and the evaporimeter that are interconnected to form refrigerant circulation loop, and the condenser of described heat pump can to the rinse water heating entering described process chamber; Described dish-washing machine also comprise by with the evaporimeter heat exchange of described heat pump after cooling-air guide to the second row wind apparatus of described drying condensation device.
According to one embodiment of present invention, described process chamber comprises air outlet and air intake vent, described drying condensation device comprises arrival end and the port of export, the arrival end of described drying condensation device is communicated with the air outlet of described process chamber, the port of export of described drying condensation device is communicated with the air intake vent of described process chamber, and described drying condensation device and described process chamber form air circulation closed circuit jointly.
According to one embodiment of present invention, described process chamber comprises roof and sidewall, the air outlet of described process chamber is arranged at the roof of described process chamber, the air intake vent of described process chamber is arranged at the sidewall of described process chamber, described drying condensation device is flat cavity, it air part comprising laterally bending and the condensation part vertically extended from air part, described first row wind apparatus is arranged at the end relative to air part of condensation part, the air intake vent of described drying condensation device is arranged at described air part, and the air outlet of described drying condensation device is arranged at described condensation part.
According to one embodiment of present invention, it also comprises the vent passages in the outside being positioned at described drying condensation device, described vent passages is the flat cavity of hollow, one end of described cavity is provided with air switch, arrange described second row wind apparatus at the other end of described cavity, the air after described evaporator cools is imported described vent passages to described second row wind apparatus and air switch through described vent passages guides to described drying condensation device.
According to one embodiment of present invention, be connected with ventilation duct between described second row wind apparatus and described evaporimeter, described with evaporator heat exchange after cold air enter described second row wind apparatus through described ventilation duct and import described vent passages through described second row wind apparatus.
According to one embodiment of present invention, described dish-washing machine also comprises the return line of the condenser side being arranged at described heat pump, is heated during described return line water flowing by the condenser of described heat pump, carries out heat exchange with the condenser of described heat pump.
According to one embodiment of present invention, described return line comprises the water leg, water circulating pump and the reflux line that are positioned at chamber bottom, water inlet one end of described water circulating pump is connected with the delivery port of water leg, delivery port one end of water circulating pump is connected through the water inlet of described reflux line with described water leg, and described reflux line is positioned at the side of described heating-condensing device.
For reaching another object aforementioned, the control method of a kind of foregoing dish washer of the present invention, described method comprises:
During cleaning, start heat pump, the rinse water entering process chamber heats through the heating-condensing device of described heat pump;
During oven dry, the first row wind apparatus of described drying condensation device starts, and the air in process chamber is imported drying condensation device and dries, described second row wind apparatus starts, by with evaporimeter heat exchange after cooling-air guide to described drying condensation device.
According to one embodiment of present invention, when drying, the compressor controlling described heat pump is out of service, and described heat pump quits work.
According to one embodiment of present invention, when drying, described heat pump starts, and the heating-condensing device of described return line water flowing and described heat pump carries out heat exchange.
Compared with prior art, dish-washing machine of the present invention, main wash and rinsing time, by the heating-condensing device of heat pump, rinse water and washings are heated, the electric energy that electric heater consumes can be saved.And when drying, by second row wind apparatus, the air after evaporator cools is guided to outside drying condensation device, accelerate the condensation of the damp-heat air in drying condensation device, whole drying course can be accelerated, improve drying efficiency, save the energy.And dish-washing machine of the present invention only needs heat pump and air exhausting device, do not need additionally to arrange heat-exchange system, whole product structure is simple, and institute takes up space less, is conducive to product design.
[accompanying drawing explanation]
Fig. 1 is the structured flowchart of the dish-washing machine of one embodiment of the present of invention.
Fig. 2 is the structural representation of air flowing in the process chamber of the dish-washing machine of one embodiment of the present of invention and drying condensation device.
Fig. 3 is the internal structure schematic diagram of the drying condensation device of the process chamber of the dish-washing machine of one embodiment of the present of invention.
Fig. 4 is the flow schematic diagram of the air that the second row wind apparatus of the dish-washing machine of one embodiment of the present of invention blows.
Fig. 5 is the structural representation of the heat pump of the dish-washing machine of one embodiment of the present of invention.
[detailed description of the invention]
Below in conjunction with accompanying drawing, specific embodiments of the invention are described.
Refer to shown in Fig. 1, it shows the structured flowchart of an embodiment of dish-washing machine of the present invention.As shown in fig. 1, dish-washing machine 1 of the present invention comprises the dish-washing machine process chamber 2 cleaned tableware, is provided with top spray arm 3, middle part spray arm 4 and bottom spray arm 5 in process chamber 2.Form a water leg 6 in the bottom of process chamber 2, be communicated with a water intaking valve 7 with water leg 6, rinse water can be injected in the water leg 6 of process chamber by this water intaking valve 7.What be communicated with water leg 6 has a water circulating pump 8, and the rinse water in water leg 6 is pumped into aforementioned top spray arm 3, middle part spray arm 4 and bottom spray arm 5 by water circulating pump 8.The pipeline connecting water leg 6 and spray arm 3,4,5 is provided with an electric heater 9, and electric heater 9 can heat the rinse water in the pipeline 61 of water leg 6 to spray arm 3,4,5.The pipeline of water leg 6 to spray arm 3,4,5 is provided with a triple valve 62, and one end of triple valve 62 is connected with pipeline 61, and the other end is connected with the pipeline of spray arm 3,4,5, then leads up to return line 63 and be communicated with water leg 6.What be communicated with water leg 6 also has a draining pump 10, the water in water leg 6 can be discharged dish-washing machine by this draining pump 10.
The sidewall of dish-washing machine process chamber 2 is provided with a drying condensation device 11, process chamber 2 top is provided with exhaust vent 21, the sidewall of process chamber is provided with air intake vent 23, the arrival end (non-label) of this drying condensation device 11 is communicated with the air outlet 21 of dish-washing machine process chamber 2, the port of export (non-label) of drying condensation device is communicated with the air intake vent 23 of process chamber, described drying condensation device 11 and described process chamber 2 form the closed circuit of air circulation jointly, air in process chamber 2 enters drying condensation device 11 by the air outlet 21 at process chamber top, then in drying condensation device 11, process chamber 2 is flowed back to through air intake vent 23 after condensation, the port of export of drying condensation device 11 is provided with a first row wind apparatus 12, cold air in condenser 11 can be blown into process chamber 2 by this first row wind apparatus 12.This air exhausting device is fan in this embodiment, and this air exhausting device also can be air blast, air exhauster or other devices that air can be driven to flow in other embodiments.In the illustrated embodiment, described first fan 12 is the ports of export being arranged on drying condensation device 11, and in other embodiments, described first fan 12 also can be arranged on any position, such as be arranged in process chamber 2, as long as guarantee the air in process chamber 2 to be blown into drying condensation device 11.
There is shell 13 in the outer setting of drying condensation device 11, between shell 13 and drying condensation device 12, form vent passages 14, be provided with a second row wind apparatus 15 in the lower end of vent passages 14.Same, this second row wind apparatus can be fan, air blast, air exhauster or other devices that air can be driven to flow.The air intake vent of vent passages 15 is provided with an air door switch 16, and when this air door switch 16 is opened, air can enter vent passages 14 and carry out heat exchange with drying condensation device 11.
Be provided with heat pump bottom dish-washing machine of the present invention, described heat pump comprises the compressor 17, heating-condensing device 18, throttling arrangement 19 and the evaporimeter 20 that are interconnected to form refrigerant circulation loop.The heating-condensing device 18 of described heat pump is arranged on the pipeline 61 of connection water leg 6 and spray arm 3,4,5.The evaporimeter 20 of described heat pump is arranged on the air intake vent place of aforementioned vent passages 14.
In the aforementioned embodiment, described water leg 6, water circulating pump 8, pipeline 61, triple valve 62 and return line 63 form a water-flow circuit and can be heated by the heating-condensing device of heat pump, and form heat exchange with heating-condensing device.Described water-flow circuit and circulating pump are to the pipeline common pall 61 of spray arm in this embodiment, also can arrange separately this closed circuit in other embodiments, such as, can be that the water of water leg directly flows back to water leg through reflux line after circulating pump pumps.
Dish-washing machine of the present invention comprises prewashing, main to wash, pre-rinsing, rinsing, drying procedure.
Pre-wash stage is sprayed water by intaking, circulating and draining forms, water intaking valve 7 is opened during water inlet, outside water supply enters water leg 6 by water intaking valve 7, then close water intaking valve 7 and open water circulating pump 8, rinse water in water circulating pump 8 absorb set tank rinse water pumps in shower arm 3,4,5 by supercharging, the High-Pressure Water sprayed by spray arm 3,4,5 washes away tableware surface, the water of washed tableware is back to water leg 6, and then pump into spray arm 3,4,5 through water circulating pump 8, repetitive cycling work a period of time like this, water circulating pump 8 is out of service.Then open draining pump 10, the sewage in water leg 6 is discharged dish-washing machine, and pre-wash stage terminates.
Enter after prewashing and main wash the stage, main wash the stage by intaking, rinse water heats, circulation water spray and draining form.Water intaking valve 7 is opened during water inlet, outside water supply enters water leg 6 by water intaking valve 7, then close water intaking valve 7 and start heat pump, the compressor 17 of heat pump is opened, cold-producing medium is compressed into the gas of HTHP in compressor 17, then cold-producing medium is expelled to condenser 18 in compressor 17, the gas of HTHP is liquefied as the liquid of cryogenic high pressure in condenser 18, the liquid of cryogenic high pressure controls through throttling arrangement 19, spurt into the gas forming low-pressure low-temperature in evaporimeter 20, the gas of the low-pressure low-temperature then in evaporimeter 20 enters in compressor 17 and again compresses, circular flow like this.Because to the environment heat release around condenser 18 when the gas of HTHP becomes the liquid of cryogenic high pressure in condenser 18, the water therefore flow through in the pipeline of condenser 18 is heated.In addition from the pipeline of water leg 6 to spray arm 3,4,5, be also provided with electric heater 9, the rinse water of this electric heater 9 pairs of water leg 6 to spray arms 3,4,5 when needing, also can be utilized again to heat.
Wash the stage main, the first fan 12 of drying condensation device 11 air outlet is cut out, and the second fan 15 of vent passages 14 is opened, and the air door switch 16 at vent passages 14 air intake vent place is closed simultaneously.Cold-producing medium evaporation endothermic in evaporimeter 20, through blowing of the second fan 15, can accelerate the heat exchange of evaporimeter 20 and surrounding environment, and air door switch 16 being closed, the heat water-spraying cleaning of the cold air of the evaporimeter 20 when cleaning to dish-washing machine process chamber 2 can being avoided to impact.
While heat pump starts, water circulating pump 8 starts, water circulating pump 8 is from water suction in water leg 6, rinse water is being heated when the condenser 18 of heat pump, then again heat through electric heater 9, spray arm 3,4,5 is pumped to by the rinse water after heating, entered spray arm 3,4,5 ejection to clean tableware, the water after cleaning is back to water leg 6 and again enters water circulating pump 8, completes a circulation.When the temperature of process chamber 2 inside reaches setting value, stop the compressor 17 of heat pump, stop the second fan 15 simultaneously, stop electric heater 9.This stage running time affects by heat pump performance and outside supply water temperature, and heat pump performance is higher, and running time is shorter; Outside supply water temperature is higher, and running time is shorter.Water circulating pump runs a period of time and has cleaned then out of service.Then open draining pump 10, the sewage in water leg 6 is discharged dish-washing machine, the main stage of washing terminates.
Need to carry out rinsing after master washes into, before rinsing, first pre-rinsing is carried out to tableware, rinse out rinse water residual on tableware.During pre-rinsing, open water intaking valve 7, washings enter water circulating pump 8 by water intaking valve 7, washings are pumped into spray arm 3,4,5 and wash away tableware surface by water circulating pump 8, water after pre-rinsing flows into water leg 6, then opens draining pump 10, directly discharges dish-washing machine, pre-rinse stage water does not repeat spray, and heat pump is also all in closed condition.
Carry out rinse stage after pre-rinsing, open water intaking valve 7 during rinsing, washings enter water leg 6 by water intaking valve 7, and heat pump starts simultaneously, and start the second fan 15, air door switch 16 is closed.Start water circulating pump 8, the condenser 18 that washings are drawn through heat pump by water circulating pump 8 from water leg 6 heats, again heated through electric heater 9 simultaneously, being entered spray arm 3,4,5 by the washings heated is sprayed out for washing away tableware surface, the washings of flushed tableware are back to water leg 6, again enter water circulating pump 8, complete a circulation.Circulation certain hour like this, until water temperature is heated to preset value, stops heat pump, stops the second fan 15 and stop electric heater 9.After rinsing certain hour, open draining pump 10, discharged by the water after rinsing, rinsing terminates.
Baking stage is entered after rinsing is complete, after rinsing, air in process chamber 2 is hot and humid air, now open the first fan 12 of drying condensation device 11, hot and humid gas in process chamber 2 is blown into drying condensation device 11 by the air vent 21 at process chamber 2 top by the first fan 12, hot and humid air carries out heat exchange with the air in the vent passages 14 outside drying condensation device 11 in drying condensation device 11, moisture in hot and humid air condenses in drying condensation device 11, first fan 12 of cooled air through drying condensation device 11 air outlet place is inhaled in process chamber 2 again, through overcooled air in process chamber 2 again by the waste-heat of tableware, by the water humidification on tableware, again become hot and humid air, first fan 12 continues the hot and humid gas in process chamber 2 to be blown into drying condensation device 11, form circulation.When drying, the air door switch 16 at the air intake vent place of vent passages 14 is opened, in cold air suction ventilation passage 14 after evaporimeter 20 absorbs heat by the second fan 15, in vent passages 14, the air of high heat carries out heat exchange with the high temperature in drying condensation device 11, accelerates drying course.Now heat pump is in halted state, but the evaporimeter 20 of heat pump is still in low-temperature condition, therefore the air lower than the air themperature of normal temperature is still through the second fan 15 air be blown in vent passages 14, the air in condensation drying condensation device 11 can be accelerated, accelerate the process of whole oven dry, save the energy.For more accelerating the process of drying, also also heat pump can be started when drying, now water intaking valve 7 is opened, outside water supply enters water leg 6 by water intaking valve 7, then absorb water through water circulating pump 8, water flows through heating-condensing device 18 through pipeline 61 and is heated and then flow back to water leg 6 through return line 62 and discharged by draining pump 10, and such evaporimeter 20 is in heat absorption state always, the air that second fan 15 is blown into vent passages 14 more guarantees it is cold air, is convenient to the heat exchange of drying condensation device 11.
Refer to shown in Fig. 2 and Fig. 3, it shows the structural representation of a specific embodiment of dish-washing machine of the present invention, is also presented at the schematic diagram that baking stage air flows between drying condensation device 11 and process chamber 2 in figure.
As shown in Figure 2, the process chamber 2 of dish-washing machine of the present invention is the rectangular cavities of an opening, it comprises roof 20, left side wall (non-label), right side wall 22, rear wall (non-label) and diapire (non-label), be formed with an air vent 21 at the roof 20 of process chamber 2, be formed with an air vent 23 at the right side wall 22 of process chamber 2.At the door (not shown) that the one side of process chamber 2 opening is dish-washing machine, tableware can be put into process chamber by the door opening dish-washing machine.
Shown in Fig. 2 and Fig. 3, the drying condensation device 11 be communicated with process chamber 2 is provided with in the side of dish-washing machine process chamber 2, described drying condensation device 11 is flat cavity, it flat-disk shape first fan 12 comprising the air part 111 of the transverse direction bending at top, the vertical condensation part 112 vertical with air part 111 and be positioned at lower end, condensation part 112.Be formed with the air intake vent (not shown) that is communicated with corresponding to the air vent 21 on process chamber 2 roof 20 at the lower surface of the air part 111 of drying condensation device 11, the condensation part 112 of drying condensation device 11 is formed the air outlet 113 that is communicated with corresponding to the air vent 23 on process chamber 2 right side wall 22.The inside, condensation part 112 of drying condensation device 11 forms bending S type condensation runner, and flat-disk shape first fan 15 of drying condensation device 11 is communicated with the S type condensation channel of condensation part 112.The vent passages 14 of the air flowing cooled for evaporimeter 20 is formed at condensation part 112 side of drying condensation device 11, flat-disk type second fan 15 is set side by side with flat-disk shape first fan 12 of drying condensation device 11, second fan 15 is communicated with described vent passages 14, is each side formed with an air switch 16 in the upper end of vent passages 14.One end of second fan 15 is communicated with the ventilation duct 151 that passes into air.
As shown in Figure 3, damp-heat air in process chamber 2 enters in the cavity of drying condensation device 11 from the air vent 21 of process chamber roof 20 through the air intake vent of drying condensation device 11, environment in drying condensation device 11 and around drying condensation device 11 carries out heat exchange, the condensation in drying condensation device 11 of damp and hot air, the air vent 23 of the port of export 113 on the condensation part of cooled air drying condenser 11 on process chamber right side wall 22 enters process chamber 2.
Refer to shown in Fig. 4, the structural representation that its dish-washing machine showing the embodiment shown in Fig. 3 flows at the vent passages 14 of air outside drying condensation device 11 that baking stage evaporimeter 20 cools.As shown in Figure 4, the air through evaporator 20 cooling that second fan 15 blows out blows out from the air switch 16 of the vent passages 14 end left and right sides, this cold air moves upward along the both sides, condensation part 112 of drying condensation device 11, carry out heat exchange with the damp-heat air of drying condensation device 11 inside, accelerate the damp-heat air condensation in drying condensation device.
Refer to shown in Fig. 5, it shows the structural representation of the chamber bottom of dish-washing machine of the present invention.As shown in Figure 5, dish-washing machine chamber bottom of the present invention comprises water leg 6 and water circulating pump 8 and heat pump.Described water leg 6 is a circular funnel-form chamber, and water circulating pump 8 is communicated with water leg 6.The heat pump of dish-washing machine of the present invention comprises the compressor 17, heating-condensing device 18, throttling arrangement 19 and the evaporimeter 20 that are interconnected to form refrigerant circulation loop.Compressor 17 is an annular compressor in this embodiment, and heating-condensing device 18 is for being bent into the trumpet cooler of stacked annular, and throttling arrangement 19 is expansion valve, and described evaporimeter 20 is micro-channel heat exchanger.The schematic diagram of the lower end fan of drying condensation device 11 is only shown in this illustration, as shown in FIG., first fan 12 of drying condensation device 11 is collar plate shape fan, the second fan 15 has been arranged side by side with oven dry first fan 12, be communicated with a ventilation duct 151 with the sidewall of the second fan 15, the evaporimeter 20 of heat pump is arranged in this ventilation duct 151.
Dish-washing machine be in main wash the stage time, the heating-condensing device 18 externally heat release of heat pump, can heat the pipeline of water leg 6 to spray arm 3,4,5, now the air switch 16 of vent passages 14 end is closed, second fan 15 blows the cooled air of evaporimeter 20 in ventilation duct 151, accelerates the heat exchange of evaporimeter 20.At baking stage, now heat pump quits work, but evaporimeter 20 is still in low temperature, the air switch 16 of vent passages 14 end is opened, cooled for evaporimeter 20 air blows to condensation part 112 movement outside along drying condensation device 11 from air switch 16 by the second fan 15, in motion process, carry out heat exchange with the damp-heat air in the condensation part 112 of drying condensation device 11, accelerate the condensation of damp-heat air in drying condensation device 11.
In embodiment shown in Fig. 2 to Fig. 5, described vent passages 14 is integrative-structures of a shared chamber wall with described drying condensation device 11, and the cooling-air that vent passages 14 blows out moves along drying condensation device 11 lateral wall.In other specific embodiments, also can be adopt the vent passages 14 shown in Fig. 1 directly drying condensation device 11 to be coated on interior structure, can the air of evaporator cools be blown to drying condensation device as long as meet, accelerate the condensation of drying condensation device, herein no longer illustrated in greater detail.
Dish-washing machine of the present invention, main wash and rinsing time, heated by heating-condensing device 18 pairs of rinse water of heat pump and washings, the electric energy that electric heater consumes can be saved.And when drying, by the second fan 15, cooled for evaporimeter 20 air is blown to drying condensation device 11, accelerate the condensation of the damp-heat air in drying condensation device 11, whole drying course can be accelerated, improve drying efficiency, save the energy.And dish-washing machine of the present invention only needs heat pump and fan, do not need additionally to arrange heat-exchange system, whole product structure is simple, and institute takes up space less, is conducive to product design.
It should be noted that: above embodiment is only for illustration of the present invention and unrestricted technical scheme described in the invention, although this description reference the above embodiments are to present invention has been detailed description, but, those of ordinary skill in the art is to be understood that, person of ordinary skill in the field still can modify to the present invention or equivalent replacement, and all do not depart from technical scheme and the improvement thereof of the spirit and scope of the present invention, all should be encompassed in right of the present invention.
Claims (10)
1. a dish-washing machine, it comprises provides the process chamber of dish washing space, the air of process chamber carried out to the drying condensation device of condensation and the air in process chamber imported the first row wind apparatus of described drying condensation device, it is characterized in that: described dish-washing machine also comprises heat pump, described heat pump comprises the compressor, condenser, throttling arrangement and the evaporimeter that are interconnected to form refrigerant circulation loop, and the condenser of described heat pump can to the rinse water heating entering described process chamber; Described dish-washing machine also comprise by with the evaporimeter heat exchange of described heat pump after cooling-air guide to the second row wind apparatus of described drying condensation device.
2. dish-washing machine as claimed in claim 1, it is characterized in that: described process chamber comprises air outlet and air intake vent, described drying condensation device comprises arrival end and the port of export, the arrival end of described drying condensation device is communicated with the air outlet of described process chamber, the port of export of described drying condensation device is communicated with the air intake vent of described process chamber, and described drying condensation device and described process chamber form air circulation closed circuit jointly.
3. dish-washing machine as claimed in claim 2, it is characterized in that: described process chamber comprises roof and sidewall, the air outlet of described process chamber is arranged at the roof of described process chamber, the air intake vent of described process chamber is arranged at the sidewall of described process chamber, described drying condensation device is flat cavity, it air part comprising laterally bending and the condensation part vertically extended from air part, described first row wind apparatus is arranged at the end relative to air part of condensation part, the air intake vent of described drying condensation device is arranged at described air part, the air outlet of described drying condensation device is arranged at described condensation part.
4. the dish-washing machine as described in claim 1 or 3, it is characterized in that: it also comprises the vent passages in the outside being positioned at described drying condensation device, described vent passages is the flat cavity of hollow, one end of described cavity is provided with air switch, arrange described second row wind apparatus at the other end of described cavity, the air after described evaporator cools is imported described vent passages to described second row wind apparatus and air switch through described vent passages guides to described drying condensation device.
5. dish-washing machine as claimed in claim 4, it is characterized in that: between described second row wind apparatus and described evaporimeter, be connected with ventilation duct, described with evaporator heat exchange after cold air enter described second row wind apparatus through described ventilation duct and import described vent passages through described second row wind apparatus.
6. dish-washing machine as claimed in claim 1, it is characterized in that: described dish-washing machine also comprises the return line of the condenser side being arranged at described heat pump, heated by the condenser of described heat pump during described return line water flowing, carry out heat exchange with the condenser of described heat pump.
7. dish-washing machine as claimed in claim 6, it is characterized in that: described return line comprises the water leg, water circulating pump and the reflux line that are positioned at chamber bottom, water inlet one end of described water circulating pump is connected with the delivery port of water leg, delivery port one end of water circulating pump is connected through the water inlet of described reflux line with described water leg, and described reflux line is positioned at the side of described heating-condensing device.
8. a control method for the dish-washing machine as described in claim 1-7, described method comprises:
During cleaning, start heat pump, the rinse water entering process chamber heats through the heating-condensing device of described heat pump;
During oven dry, the first row wind apparatus of described drying condensation device starts, and the air in process chamber is imported drying condensation device and dries, described second row wind apparatus starts, by with evaporimeter heat exchange after cooling-air guide to described drying condensation device.
9. the control method of dish-washing machine as claimed in claim 8, is characterized in that: when drying, the compressor controlling described heat pump is out of service, and described heat pump quits work.
10. the control method of dish-washing machine as claimed in claim 8, it is characterized in that: when drying, described heat pump starts, and the heating-condensing device of described return line water flowing and described heat pump carries out heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084503.1A CN104905745B (en) | 2014-03-10 | 2014-03-10 | Heat pump dish-washing machine and its control method |
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| CN201410084503.1A CN104905745B (en) | 2014-03-10 | 2014-03-10 | Heat pump dish-washing machine and its control method |
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| CN104905745A true CN104905745A (en) | 2015-09-16 |
| CN104905745B CN104905745B (en) | 2019-07-23 |
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Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108042085A (en) * | 2018-01-10 | 2018-05-18 | 佛山市顺德区美的洗涤电器制造有限公司 | Drying device and with its washing electric appliance and dish-washing machine |
| CN108836209A (en) * | 2018-06-08 | 2018-11-20 | 广东美的厨房电器制造有限公司 | Wash electric appliance |
| CN109000316A (en) * | 2018-09-14 | 2018-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Air conditioner type washs electric appliance |
| CN109620082A (en) * | 2017-10-09 | 2019-04-16 | 青岛海尔洗碗机有限公司 | A kind of washing water circulation system and dish-washing machine of dish-washing machine |
| CN109938656A (en) * | 2017-12-21 | 2019-06-28 | 青岛海尔洗碗机有限公司 | A kind of heat-pump-type dish-washing machine and control method |
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| ES2754880A1 (en) * | 2018-10-18 | 2020-04-20 | Bsh Electrodomesticos Espana Sa | Domestic dishwasher machine with heat pump (Machine-translation by Google Translate, not legally binding) |
| ES2756875A1 (en) * | 2018-10-25 | 2020-04-27 | Bsh Electrodomesticos Espana Sa | Avoid condensation of water vapor on the exterior wall of a domestic dishwasher. (Machine-translation by Google Translate, not legally binding) |
| CN111110155A (en) * | 2020-01-07 | 2020-05-08 | 华南理工大学 | Heat pump type dish washing machine and control method thereof |
| CN111345761A (en) * | 2018-12-20 | 2020-06-30 | 惠而浦公司 | Dish washing machine |
| WO2020192069A1 (en) * | 2019-03-22 | 2020-10-01 | 珠海格力电器股份有限公司 | Drying process and drying device for dish-washing machine, and dish-washing machine |
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| CN115444346A (en) * | 2022-11-11 | 2022-12-09 | 杭州老板电器股份有限公司 | Steam heat exchange structure and dish washing machine thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106580219A (en) * | 2015-10-19 | 2017-04-26 | 杭州三花家电热管理系统有限公司 | Dish washer |
| CN106606342A (en) * | 2015-10-22 | 2017-05-03 | 杭州三花家电热管理系统有限公司 | Heat pump type dish washing machine and control method thereof |
| CN106691348A (en) * | 2015-11-17 | 2017-05-24 | 杭州三花家电热管理系统有限公司 | Dish-washing machine |
| CN106691348B (en) * | 2015-11-17 | 2019-11-22 | 三花亚威科电器设备（芜湖）有限公司 | A kind of dish-washing machine |
| CN106923767A (en) * | 2015-12-30 | 2017-07-07 | 杭州三花家电热管理系统有限公司 | Dish-washing machine and its control method |
| CN106725188A (en) * | 2016-12-29 | 2017-05-31 | 宁波方太厨具有限公司 | Cleaning machine |
| CN109620082A (en) * | 2017-10-09 | 2019-04-16 | 青岛海尔洗碗机有限公司 | A kind of washing water circulation system and dish-washing machine of dish-washing machine |
| CN107773187A (en) * | 2017-10-17 | 2018-03-09 | 宁波吉艾诺节能科技有限公司 | A kind of commercial dish-washing machine |
| CN107647834B (en) * | 2017-10-20 | 2024-04-09 | 佛山市顺德区美的洗涤电器制造有限公司 | Heat pump type dish washer |
| CN107647834A (en) * | 2017-10-20 | 2018-02-02 | 佛山市顺德区美的洗涤电器制造有限公司 | Heat-pump-type dish-washing machine |
| CN107874719A (en) * | 2017-11-16 | 2018-04-06 | 浙江帅康电气股份有限公司 | A kind of dish-washing machine dried drier and include the drying drier |
| CN109938656B (en) * | 2017-12-21 | 2022-03-29 | 青岛海尔洗碗机有限公司 | Heat pump type dish washing machine and control method |
| CN109938656A (en) * | 2017-12-21 | 2019-06-28 | 青岛海尔洗碗机有限公司 | A kind of heat-pump-type dish-washing machine and control method |
| CN107960967A (en) * | 2017-12-29 | 2018-04-27 | 山东格蓝科思清洗科技有限公司 | Air energy heat pump dish-washing machine |
| CN107960967B (en) * | 2017-12-29 | 2024-04-16 | 山东格蓝科思清洗科技有限公司 | Air energy heat pump dish washer |
| CN108042085A (en) * | 2018-01-10 | 2018-05-18 | 佛山市顺德区美的洗涤电器制造有限公司 | Drying device and with its washing electric appliance and dish-washing machine |
| CN108042075A (en) * | 2018-01-25 | 2018-05-18 | 芜湖应天光电科技有限责任公司 | A kind of water-saving dish washer and its control system |
| CN110151085A (en) * | 2018-02-12 | 2019-08-23 | 青岛海尔洗碗机有限公司 | A kind of heat-pump-type dish-washing machine and control method |
| CN108836209A (en) * | 2018-06-08 | 2018-11-20 | 广东美的厨房电器制造有限公司 | Wash electric appliance |
| WO2019233494A1 (en) * | 2018-06-08 | 2019-12-12 | 佛山市顺德区美的洗涤电器制造有限公司 | Washing appliance |
| CN112469859B (en) * | 2018-07-03 | 2023-06-27 | 科唯怡株式会社 | Multifunctional storage system for preventing water drops from forming on inner side of door and method for drying inner side of door by utilizing multifunctional storage system |
| CN112469859A (en) * | 2018-07-03 | 2021-03-09 | 科唯怡株式会社 | Multifunctional storage system for preventing water drops from being formed on inner side of door and method for drying inner side of door by using same |
| CN109000316A (en) * | 2018-09-14 | 2018-12-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Air conditioner type washs electric appliance |
| CN109000316B (en) * | 2018-09-14 | 2024-04-05 | 佛山市顺德区美的洗涤电器制造有限公司 | Air-conditioner type washing electric appliance |
| ES2754880A1 (en) * | 2018-10-18 | 2020-04-20 | Bsh Electrodomesticos Espana Sa | Domestic dishwasher machine with heat pump (Machine-translation by Google Translate, not legally binding) |
| ES2756875A1 (en) * | 2018-10-25 | 2020-04-27 | Bsh Electrodomesticos Espana Sa | Avoid condensation of water vapor on the exterior wall of a domestic dishwasher. (Machine-translation by Google Translate, not legally binding) |
| CN111345761A (en) * | 2018-12-20 | 2020-06-30 | 惠而浦公司 | Dish washing machine |
| WO2020192069A1 (en) * | 2019-03-22 | 2020-10-01 | 珠海格力电器股份有限公司 | Drying process and drying device for dish-washing machine, and dish-washing machine |
| CN112137539A (en) * | 2019-06-27 | 2020-12-29 | 青岛海尔洗碗机有限公司 | Dish washing machine |
| CN112137539B (en) * | 2019-06-27 | 2024-05-17 | 青岛海尔洗碗机有限公司 | Dish washer |
| CN111110155B (en) * | 2020-01-07 | 2021-05-14 | 华南理工大学 | Heat pump type dish washing machine and control method thereof |
| CN111110155A (en) * | 2020-01-07 | 2020-05-08 | 华南理工大学 | Heat pump type dish washing machine and control method thereof |
| CN113017525A (en) * | 2021-04-22 | 2021-06-25 | 珠海格力电器股份有限公司 | Dish washing machine |
| CN115444346A (en) * | 2022-11-11 | 2022-12-09 | 杭州老板电器股份有限公司 | Steam heat exchange structure and dish washing machine thereof |
| CN115444346B (en) * | 2022-11-11 | 2023-03-28 | 杭州老板电器股份有限公司 | Steam heat exchange structure and dish washing machine thereof |
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