CN209315776U - Wash electric appliance - Google Patents

Abstract

The utility model discloses a kind of washing electric appliances, including cavity, dry air duct, heat exchanging air duct and heat-exchange system.The air inlet in dry air duct is connected to inside cavity with air outlet.Heat exchanging air duct is separated with dry air duct.Heat-exchange system includes connecting to form the evaporator of closed coolant loop, compressor, heat-exchanger rig and throttling set, evaporator is arranged in heat exchanging air duct, evaporator is configured to through refrigerant and the cavity outside air entered in heat exchanging air duct carries out heat exchange so that cavity outside air forms cold air, heat-exchanger rig setting is in dry air duct, heat-exchanger rig is configured to store the heat released when refrigerant condensation and the cavity air for entering dry air duct by air inlet using heat, the cavity air being heated enter cavity through air outlet.In this way, the heat that heat-exchange system can be generated in process of refrigerastion stores and utilize the air in the heat drying process of storage in dry air duct, improves drying effect and reduce the energy consumption of washing electric appliance.

Description

Wash electric appliance

Technical field

The utility model relates to field of home appliance technology, in particular to a kind of washing electric appliance.

Background technique

In the related art, dish-washing machine generally either uses electric heating tube internal using natural air drying in the drying process Air in gallbladder is heated dry to achieve the purpose that.However, on the one hand, in the drying process using electric heating tube to air When heating, power is larger, causes energy consumption when dishwasher into operation larger, on the other hand, uses natural air drying in the drying process It is lower to will lead to drying efficiency, reduces user experience.

Utility model content

The utility model provides a kind of washing electric appliance.

Cavity；

Dry air duct, the air inlet in the dry air duct are connected to the inside cavity, and the air outlet in the dry air duct connects Lead to the inside cavity；

Heat exchanging air duct, the heat exchanging air duct are separated with the dry air duct；

Heat-exchange system, the heat-exchange system include connecting to form the evaporator of closed coolant loop, compressor, heat exchange dress It sets and throttling set, the evaporator is arranged in the heat exchanging air duct, the evaporator is configured to through refrigerant and enters Cavity outside air in the heat exchanging air duct carries out heat exchange so that the cavity outside air forms cavity cool ambient air, The heat-exchanger rig is arranged in the dry air duct, and the heat-exchanger rig, which is configured to store, releases when refrigerant condensation Heat and the cavity air for entering the dry air duct by the air inlet using the heat, the cavity being heated Air enters the cavity through the air outlet.

In the washing electric appliance of the utility model embodiment, heat-exchanger rig can be effectively by heat-exchange system in process of refrigerastion The heat of middle generation stores.Heat-exchanger rig is located in dry air duct, and in the drying process of washing electric appliance, heat-exchanger rig can Added with the heat using storage from the cavity air being expelled in cavity in dry air duct, cavity air is added in dry air duct Cavity is returned to after heat, to cavity be dried, in this way, improving drying efficiency, but also not only without electric heating tube progress It is dry, energy consumption is reduced, the energy has been saved.In addition, evaporator is located in heat exchanging air duct, evaporator can pass through refrigerant and heat exchange Air in air duct carries out heat exchange to form cold air, in this way, washing electric appliance can individually freeze, can satisfy user Refrigeration demand in kitchen activity, improves user experience.

In some embodiments, the heat-exchanger rig includes cabinet, refrigerant flow pipe and is arranged in the cabinet And the phase change heat storage material contacted with the refrigerant circulation duct, the refrigerant flow pipe are described for conveying the refrigerant Phase change heat storage material is used to store the heat released when refrigerant condensation and utilizes dry air duct described in the heat The interior cavity air.

In some embodiments, the heat-exchanger rig is formed with air heat-exchange runner, the air heat-exchange runner connection The dry air duct, the cavity air in the dry air duct can flow through the air heat-exchange runner to be filled by the heat exchange Set heating.

In some embodiments, the washing electric appliance includes condenser and regenerative structure, the condenser and described is changed Thermal is connected in series or in parallel between the compressor and the throttling set, the regenerative structure can with it is described cold Condenser carries out heat exchange, and the condenser is configured to carry out heat exchange with the refrigerant and transfers heat to the accumulation of heat knot Structure, the regenerative structure are configured to store the heat exchanged from the condenser and utilize heat for the washing electricity The cleaning solution of device.

In some embodiments, the regenerative structure includes shell, is formed in the shell for storing described wash The thermal of liquid, thermal described in the cavity piping connection are washed, the condenser pipe connects the thermal to constitute State the circulation loop of cleaning solution.

In some embodiments, the pipeline between the condenser and the thermal is equipped with circulating pump, described to follow Ring pump for the heat-exchange system operation when, open, and the heat-exchange system close when, close.

In some embodiments, the pipeline between the cavity and the thermal is equipped with liquid feeding pump, the feed liquor The cleaning solution in the thermal can be delivered to the cavity by pump.

In some embodiments, the pipeline between the cavity and the thermal is equipped with shut-off valve, the cut-off Valve can be connected and be truncated the pipeline between the cavity and the thermal.

In some embodiments, the washing electric appliance includes the blower that the dry air duct is arranged in, and the blower is used Gas flow rate in the acceleration dry air duct.

In some embodiments, the washing electric appliance includes switching device, and the switching device is set to the drying Air duct, the switching device is for being turned on and off the dry air duct.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

In description of the above-mentioned and/or additional aspect and advantage of the utility model from combination following accompanying drawings to embodiment It will be apparent and be readily appreciated that, in which:

Fig. 1 is the structural schematic diagram of the washing electric appliance of the embodiments of the present invention；

Fig. 2 is another structural schematic diagram of the washing electric appliance of the embodiments of the present invention；

Fig. 3 is the another structural schematic diagram of the washing electric appliance of the embodiments of the present invention；

Fig. 4 is the structural schematic diagram of the heat-exchanger rig of the washing electric appliance of the embodiments of the present invention；

Fig. 5 is the another structural schematic diagram of the washing electric appliance of the embodiments of the present invention；

Fig. 6 is another structural schematic diagram of the washing electric appliance of the embodiments of the present invention.

Main element symbol description: washing electric appliance 100, washing system 10, cavity 11, cup 111, washing pump 12, gushing arm Component 13, heat-exchange system 20, evaporator 21, compressor 22, heat-exchanger rig 23, cabinet 231, refrigerant flow pipe 232, air change Hot flow path 233, phase change heat storage material 234, condenser 24, throttling set 25, heat exchanging air duct 26, dry air duct 27, air inlet 271, air outlet 272, the first blower 28, the second blower 29, regenerative structure 30, shell 31, thermal 32, circulation loop 33, cut Only valve 34, circulating pump 35, liquid feeding pump 36, the second inlet tube 37, feed liquor switch 40, external inlet pipe 50, electric heater unit 60.

Specific embodiment

The embodiments of the present invention is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and should not be understood as practical to this Novel limitation.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technology The quantity of feature.Define " first " as a result, the feature of " second " can explicitly or implicitly include it is one or more The feature.The meaning of " plurality " is two or more in the description of the present invention, unless otherwise clearly specific It limits.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection.It can be mechanical connection, be also possible to be electrically connected.Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements or the interaction relationship of two elements.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

Referring to Fig. 1, the washing electric appliance 100 of the utility model embodiment includes cavity 11, heat exchanging air duct 26, dry wind Road 27 and heat-exchange system 20.Dry air duct 27 includes air inlet 271 and air outlet 272,271 He of air inlet in dry air duct 27 Air outlet 272 is connected to inside cavity 11.Heat exchanging air duct 26 is connected to ambient atmosphere and is spaced from each other with dry air duct 27.Heat exchange System 20 includes connection to form evaporator 21 (see Fig. 1), the compressor 22 (see Fig. 1), heat-exchanger rig 23 of closed coolant loop (see Fig. 1) and throttling set 25 (see Fig. 1).Evaporator 21 is arranged in heat exchanging air duct 26, and evaporator 21 is configured to by cold Matchmaker and the cavity outside air entered in heat exchanging air duct 26 carry out heat exchange so that cavity outside air formation cold air.Heat exchange dress 23 settings are set in dry air duct 27, heat-exchanger rig 23 is configured to store the heat released when refrigerant condensation and utilizes heat Heating is entered the cavity air in dry air duct 27 by air inlet 271, and the cavity air being heated enters cavity through air outlet 272 In 11.

In the washing electric appliance 100 of the utility model embodiment, heat-exchanger rig 23 can effectively exist heat-exchange system 20 The heat generated in process of refrigerastion stores.Heat-exchanger rig 23 is located in dry air duct 27, in the dried of washing electric appliance 100 Cheng Zhong, the heat that heat-exchanger rig 23 can use storage add from the cavity air being expelled in dry air duct 27 in cavity 11, chamber Body air returns to cavity 11 after being heated in dry air duct 27, to cavity 11 be dried, in this way, both improving drying Efficiency, and be dried without electric heating tube, energy consumption is reduced, the energy has been saved.In addition, the utility model embodiment Washing electric appliance 100 can individually freeze, can satisfy refrigeration demand of the user in kitchen activity, improve user's body It tests.

It should be noted that heat exchanging air duct 26 and dry air duct 27 are two mutually independent air ducts, can avoid steaming in this way Hair device 21 and heat-exchanger rig 23 influence each other when working, to make the cold heat transfer effect of evaporator 21 and adding for heat-exchanger rig 23 Thermal effect, which respectively obtains, to be effectively ensured.

Specifically, when being freezed using washing electric appliance 100, heat-exchange system 20 is opened, the refrigerant quilt in coolant loop Compressor 22 is compressed into the gas coolant of high temperature and pressure, and then refrigerant is delivered to heat-exchanger rig 23, high temperature and pressure from compressor 22 Gas coolant be liquefied as entering throttling set 25, the liquid of cryogenic high pressure after the liquid coolant of cryogenic high pressure in heat-exchanger rig 23 Body refrigerant is in the gas-liquid two-phase for becoming low temperature after throttling set 25, subsequently into 21 interior suction thermosetting of evaporator The gas coolant of low-temp low-pressure, then, the gas coolant of the low-temp low-pressure in evaporator 21 enters in compressor 22 to carry out again Compression, into next circulation.It is appreciated that in the gas-liquid two-phase refrigerant for becoming low temperature after throttling set 25 When flowing through evaporator 21, the heat of the air in refrigerant absorption heat-exchange air duct 26 flashes to gaseous cold in evaporator 21 Matchmaker.In this process, the air for evaporator 21 being flowed through in heat exchanging air duct 26 becomes cold air, then passes through 26 row of heat exchanging air duct Out to ambient atmosphere, to achieve the effect that refrigeration.

Since the gas coolant of high temperature and pressure can release heat, heat-exchanger rig 23 when flowing through heat-exchanger rig 23 and being condensed Heat can be stored.Air when needing that the article in cavity 11 is dried after the completion of washing, in cavity 11 It can enter in dry air duct 27 from air inlet 271, the heat stored in the heat-exchanger rig 23 in dry air duct 27 can be with Air in dry air duct 27 is heated, then, the air after being heated comes back to cavity 11 by air outlet 272 It is interior to improve drying efficiency.In the example of fig. 1, the dotted arrow in dry air duct 27 indicates the stream of air in dry air duct 27 Dynamic direction.

Please continue to refer to Fig. 1, in the above-described embodiment, washing electric appliance 100 further includes washing system 10, washing system 10 include cavity 11, washing pump 12,12 piping connection cavity 11 of washing pump.In addition, in the present embodiment, washing system 10 is also Including gushing arm component 13, gushing arm component 13 is arranged in cavity 11, gushing arm component 13 be used for the article being located in cavity 11 into Row spray washing, 11 lower part of cavity are formed with cup 111, and for assembling the cleaning solution in cavity 11, cup 111 can be with cavity It is mounted on the lower part of cavity 11 after 11 seperated moldings, is also possible in the lower part of cavity 11 directly integrally formed with cup 111. Washing pump 12 is arranged outside cavity 11, and washing pump 12 can be incited somebody to action by piping connection cup 111 and gushing arm component 13, washing pump 12 Water in cup 111 is pumped to gushing arm component 13 to wash to the article in cavity 11.In the example of fig. 1, gushing arm group Part 13 has a gushing arm.In other embodiments, the gushing arm quantity of gushing arm component 13 can be adjusted specifically, not made herein specific It limits.In the example of the utility model, washing electric appliance 100 is air conditioner type dish-washing machine, with gushing arm component 13.In other examples In son, washing electric appliance 100 can omit gushing arm component 13 for the electric appliance of the water such as washing machine, washing machine.

In the above-described embodiment, throttling set 25 can be expansion valve, condense shape after exchanging heat with heat-exchanger rig 23 At cryogenic high pressure liquid refrigerants after the throttling of the throttle orifice of expansion valve, become the misty hydraulic refrigerant of low-temp low-pressure, It creates conditions for the evaporation of refrigerant.Certainly, throttling set 25 or other types, such as capillary etc. do not limit specifically System.

Please continue to refer to Fig. 1, in some embodiments, it is identical or not that air inlet 271 and air outlet 272 are located at cavity 11 Same side wall.

Specifically, air inlet 271 and air outlet 272 can be located at the identical side wall of cavity 11, for example, as shown in Figure 1, air inlet Mouth 271 and air outlet 272 are respectively positioned on the left side wall of cavity 11.It is appreciated that air inlet 271 and air outlet 272 may be alternatively located at chamber The different side wall of body 11, for example, air inlet 271 is located at the left side wall of cavity 11 and air outlet 272 is located at right side wall or air inlet 271 are located at left side wall etc. positioned at top sidewall and air outlet 272.Certainly, air inlet 271 and air outlet 272 can also use it He is arranged mode, specifically with no restriction.

Referring to Fig. 2, in some embodiments, heat-exchange system 20 further includes condenser 24, washing electric appliance 100 further includes Regenerative structure 30, condenser 24 can carry out heat exchange with the refrigerant for flowing through its own, and regenerative structure 30 can be with condenser 24 Heat exchange is carried out, condenser 24 is configured to carry out heat exchange with refrigerant and transfers heat to regenerative structure 30, regenerative structure 30 are configured to store the heat exchanged from condenser 24 and the cleaning solution for utilizing heat for washing system 10.

In this way, the partial heat that heat-exchange system 20 generates in process of refrigerastion can also be passed to accumulation of heat knot by condenser 24 Structure 30, the available heat exchanged with condenser 24 of regenerative structure 30 are used for the cleaning solution of washing system 10, reduce and wash Wash energy consumption of the electric appliance 100 in washing process.

Specifically, when needing to be washed using hot water, regenerative structure 30 can use the heat washing of storage Liquid, or be directly that washing system 10 provides heated cleaning solution (heat storage medium in regenerative structure 30 is water).

It should be noted that above-mentioned cleaning solution can be the mixed liquor of water or water and detergent, in following implementation When the identical and similar explanation of middle appearance or description, explanation herein can also be joined to understand.In the following embodiments, with Cleaning solution be water for be illustrated.

In addition, " regenerative structure 30 is configured to store the heat exchanged from condenser 24 and utilizes heat described in upper Cleaning solution for washing system 10 " can refer to that regenerative structure 30 first stores heat, need to heat in cleaning solution When it is heated, be also possible to directly heat is stored in cleaning solution that (i.e. the heat storage medium of regenerative structure 30 is to wash Liquid is washed, regenerative structure 30 is stored heat by cleaning solution), it is directly washing system when washing system 10 needs hot water 10 provide the cleaning solution after heating.

Referring to Fig. 2, in some embodiments, heat-exchanger rig 23 be can be and condenser 24 is connected on compressor Between 22 and throttling set 25.

Specifically, in the figure 2 example, heat-exchanger rig 23 and condenser 24 are connected on compressor 22 and throttling set 25 Between, refrigerant passes through heat-exchanger rig 23 after first flowing through condenser 24.In other words, after refrigerant first exchanges heat with condenser 24 again It exchanges heat with heat-exchanger rig 23.In this way, the heat that condenser 24 and heat-exchanger rig 23 are released when can condense refrigerant to the greatest extent may be used Absorption more than energy.

It is understood that in some embodiments, refrigerant passes through condensation after can also first flowing through heat-exchanger rig 23 Device 24, specifically with no restriction.

Fig. 3 is please referred to, in some embodiments, heat-exchanger rig 23 and condenser 24 are connected in parallel on compressor 22 and throttling Between device 25.

Specifically, in the example depicted in fig. 3, refrigerant shunts after flowing through compressor 22, flows separately through heat-exchanger rig 23 With condenser 24.In Fig. 3, refrigerant flows through heat-exchanger rig 23 and condenser 24, refrigerant can simultaneously with heat-exchanger rig 23 and Condenser 24 carries out heat exchange.At this point, heat-exchanger rig 23 and regenerative structure 30 are in accumulation of heat operating condition.In other words, refrigerant is cold The heat of solidifying release can have both been stored by heat-exchanger rig 23 to be used to the air being discharged out of cavity 11 in heat drying process, Regenerative structure 30 can be passed to by condenser 24 to be used to heat the cleaning solution for washing system 11.

It is understood that in other embodiments, being connected in parallel on 22 He of compressor in heat-exchanger rig 23 and condenser 24 It, can coolant path between heat-exchanger rig 23 and compressor 22 and condenser 24 and compression when between throttling set 25 It is arranged on coolant path between machine 22 valve (not shown go out).User can control refrigerant by the switch of control valve only It flows through heat-exchanger rig 23 or flows only through condenser 24.

When refrigerant flows only through heat-exchanger rig 23, refrigerant is only condensed in heat-exchanger rig 23.Heat-exchanger rig 23 is at this time Accumulation of heat operating condition, regenerative structure 30 are not at accumulation of heat operating condition.Heat-exchanger rig 23 stores heat in the process, in the drying process, Heat in heat-exchanger rig 23 can be used to heat the air being discharged out of cavity 11.In other words, heat exchange is flowed only through in refrigerant When device 23, the heat of refrigerant condensation release is only stored by heat-exchanger rig 23 and is served only for heating in the drying process The air being discharged out of cavity 11.

When refrigerant flows only through condenser 24, refrigerant is only condensed in condenser 24, and condenser 24 is put when condensing refrigerant Heat transfer out is used to heat the cleaning solution for washing system 11 to regenerative structure 30.At this point, heat-exchanger rig 23 is not located In accumulation of heat operating condition.In other words, when refrigerant flows only through condenser 24, refrigerant condensation is the heat of releasing only by accumulation of heat knot Structure 30 stores and is served only for heated scrub.

In conclusion when heat-exchanger rig 23 and condenser 24 are connected in parallel between compressor 22 and throttling set 25, washing Electric appliance 100 can be selected there are many operating condition for user, enriched the usage scenario of washing electric appliance 100, improved user's Usage experience.Meanwhile even if some in heat-exchanger rig 23 and regenerative structure 30 is damaged, washing electric appliance 100 also only can It loses heated scrub or heats a function among the air being discharged out of cavity 11.

It should be noted that the arrow on coolant loop indicates refrigerant in coolant loop in the example of Fig. 1 to Fig. 3 The direction of flowing.

Incorporated by reference to Fig. 4, in some embodiments, heat-exchanger rig 23 includes cabinet 231, refrigerant flow pipe 232, air Heat exchange runner 233 and phase change heat storage material 234, refrigerant flow pipe 232 wear cabinet 231, and air heat-exchange runner 233 is also worn Cabinet 231 and with refrigerant flow pipe 232 mutually completely cut off, phase change heat storage material 234 be arranged in cabinet 231 and with refrigerant stream Siphunculus road 232 and air heat-exchange runner 233 contact, the dry air duct 27 of the connection of air heat-exchange runner 233, in dry air duct 27 Air can flow through air heat-exchange runner 233 to be heated by heat-exchanger rig 23.

Specifically, refrigerant flow pipe 232 is a part of coolant loop, for conveying refrigerant.Utilizing heat-exchange system When 20 refrigeration, refrigerant condenses heat release when flowing through refrigerant flow pipe 232, and the phase change heat storage material 234 in cabinet 231 can incite somebody to action The heat of releasing stores.In the drying process, the air in cavity 11 flows through air heat-exchange stream after entering dry air duct 27 Road 233, the heat that phase change heat storage material 234 stores can directly heat the air for flowing through air heat-exchange runner 233.

In present embodiment, phase change heat storage material 234 and refrigerant flow pipe 232 and air heat-exchange runner 233 are directly Heat exchange is realized in contact.It is appreciated that in other embodiments, phase change heat storage material 234 can be with refrigerant flow pipe 232 And air heat-exchange runner 233, by other heat transfer medium mediate contacts, other media are the preferable media of heat-transfer effect, such as The media such as heat conductive silica gel, metal.

It is understood that in the present embodiment, phase change heat storage material 234 can for solid-liquid phase change heat-storing material or Solid-solid phase change heat-storing material, phase transition temperature are usually set to 40~55 degree, and specific material and phase transformation phase transition temperature can be with It is selected according to specific actual conditions.

In some embodiments, heat-exchanger rig 23 further includes fin (not shown go out), and fin is connected to refrigerant runner pipe On road 232 and/or air heat-exchange runner 233.

In this way, can faster will be in phase change heat storage material 234 when fin is arranged on refrigerant flow pipe 232 Heat is conducted to refrigerant flow pipe 232, and fin setting can be allowed phase change heat storage material when on air heat-exchange runner 233 234 quickly absorb the heat in air heat-exchange runner 233, realize the phase change heat storage material 234 and refrigerant in heat-exchanger rig 23 Flow pipe 232 and air heat-exchange runner 233 quickly exchange heat, and improve heat exchange efficiency.

The shape of fin can be rectangular sheet, and the material of fin can be the higher metal material of heating conduction, such as copper.It can With understanding, the quantity of fin can be it is multiple, the shape of fin can also be other shapes, specifically with no restriction.

It please refers to Fig.1 to Fig.3, in some embodiments, washing electric appliance 100 further includes the first blower 28 and switching device (not shown go out), the first blower 28 and switching device are arranged at dry air duct 27, and the first blower 28 is for accelerating dry air duct Air velocity in 27, switching device is for being turned on and off dry air duct 27.

Specifically, in washing electric appliance 100 during being washed, the heat loss in order to prevent in cavity 11 is excessive And washing effect is reduced, the first blower 28 is in close state, meanwhile, switching device is also switched off dry air duct 27.It is tied in washing When entering drying process after beam, dry air duct 27 is connected in switching device, and the air in cavity 11 enters dry air duct 27, flowing through It is heated, is then come back in cavity 11 to improve drying effect when heat-exchanger rig 23.In the process, the first blower 28 can To open, accelerates the air velocity in dry air duct 27, shorten drying time, improve drying efficiency.

First blower 28 can be using air supply devices such as cross flow fan or axial flow blowers, specifically with no restrictions.Switching dress The function for being turned on and off dry air duct can need to only be can be realized using air-valve, grid and shutter etc., specifically with no restriction by setting Energy.In addition, above-mentioned " the first blower 28 and switching device are arranged at dry air duct 27 " refers to the first blower 28 and switching Device can be set in dry 27 inside of air duct or be arranged in the air inlet 271 or air outlet 272 in dry air duct 27 Place.

It is understood that the first blower 28 can be set in the air-flow upstream of heat-exchanger rig 23 in upper embodiment The airflow downstream position of heat-exchanger rig 23 is either arranged in position.In Fig. 1-embodiment shown in Fig. 3, the first blower 28 are arranged in the air-flow upstream position of heat-exchanger rig 23.In another embodiment, the first blower 28, which also can be set, is changing The airflow downstream position of thermal 23.It is, of course, understood that the quantity of the first blower 28 can be two or more, one The airflow downstream position of heat-exchanger rig 23 is arranged in a or several first blowers 28, another or another several blower settings are exchanging heat The air-flow upstream position of device 23.

In some embodiments, regenerative structure 30 includes shell and heat storage unit (not shown go out), and heat storage unit is located at shell Interior, condenser 24 is set in shell and contacts with heat conduction with heat storage unit, and washing electric appliance 100 includes that the first inlet tube is (not shown Out), for connecting external water source and cavity 11, the first inlet tube wears shell and connects with heat conduction with heat storage unit the first inlet tube Touching.

Specifically, heat storage unit can use condenser pipe for storing heat, condenser 24, and condenser 24 and heat storage unit are thermally conductive Ground contact refers to that condenser 24 can carry out in the desired manner heat transfer with heat storage unit, and the first inlet tube and heat storage unit are thermally conductive Ground contact refers to that heat storage unit can carry out in the desired manner heat transfer with the cleaning solution in the first inlet tube.

In addition, in the present embodiment, the heat storage medium of heat storage unit can be phase change heat storage material, such as solid-liquid phase change accumulation of heat Material or solid-solid phase change heat-storing material.Phase change heat storage material is connect with heat conduction with condenser 24 and the first inlet tube, and phase transformation stores Hot material can store the heat released when refrigerant condenses in condenser 24, need to carry out hot water washing in washing electric appliance 100 When, phase change heat storage material can discharge heat to heat the cleaning solution in the first inlet tube.

It is appreciated that, as heat storage medium, such as using water as heat storage medium, this reality compared to using other heat-storing materials It applies mode and enables to the size of regenerative structure 30 can be made smaller as heat storage medium using phase change heat storage material, so as to Enough so that the volume of washing electric appliance 100 is smaller, structure is more compact.In addition, using phase change heat storage material as heat storage medium when, The heat storage capacity of regenerative structure 30 is stronger.

Fig. 2 and Fig. 3 are please referred to, in some embodiments, regenerative structure 30 includes shell 31, is formed in shell 31 useful In the thermal 32 of storage cleaning solution, the 11 piping connection thermal 32 of cavity of washing system 10,24 piping connection of condenser stores Hot chamber 32 is to constitute the circulation loop 33 of cleaning solution.

In this way, the cleaning solution after being heated in thermal 32 can lead to when washing system 10 needs to carry out hot water washing It crosses pipeline to flow into cup 111, gushing arm component 13 is then delivered to by washing pump 12, the article being placed in cavity 11 is carried out Hot water washing.

Specifically, in the present embodiment, condenser 24 can be (not shown using tube-in-tube condenser, including heat exchanger tube Out) and refrigerant delivery pipe (not shown go out), heat exchanger tube are formed with circulation inlet (figure for conveying cleaning solution in thermal 32 It is not shown) and circulation liquid outlet (not shown go out), the heat exchanger tube piping connection circulation inlet and circulation liquid outlet of condenser 24, Cleaning solution in thermal 32 can be flowed into the heat exchanger tube of heat-exchanger rig 23 by circulation liquid outlet, then the quilt in heat exchanger tube Heating, the cleaning solution after being heated flows into thermal 32 through circulation inlet, in this way, forming the circulation loop 33 of cleaning solution. Refrigerant delivery pipe is for conveying refrigerant, and heat exchanger tube is arranged refrigerant delivery pipe, and heat exchanger tube is connect with heat conduction with refrigerant delivery pipe, refrigerant It is condensation heat release flowing through refrigerant delivery pipe, heat transfer heats the cleaning solution in heat exchanger tube to heat exchanger tube, and what is be heated washes It washs liquid and thermal 32 is flowed by circulation loop 33.In addition, being formed with inlet (not shown go out) and liquid outlet in thermal 32 (not shown go out), inlet are used to supplement cleaning solution for thermal 32, liquid outlet piping connection cavity 11, quilt in thermal 32 Water after heating can flow into cavity 11 by liquid outlet.It is appreciated that in other embodiments, condenser 24 can also be adopted With the condensers such as plate-type condenser 24, specifically with no restriction.

In addition, in some embodiments, condenser 24 can also use phase-transition heat-storage structure, specifically, condenser 24 It may include phase change heat storage material, refrigerant can flow through condenser 24, and the cleaning solution in thermal 32 may also flow through condenser 24, phase Change heat storage material can carry out heat exchange with condensation and cleaning solution.In refrigerant condensation, the heat of releasing is by phase-transition heat-storage material Material absorbs, and when cleaning solution flows through condenser 24, phase change heat storage material releases heat, and heating flows through the cleaning solution of condenser 24.

In the present embodiment, the shell 31 of regenerative structure 30 can be made of thermal insulation material, or in 31 appearance of shell Bread covers thermal insulation material.In this way, the heat loss in thermal 32 can be prevented excessive.

Referring to Fig. 2 and Fig. 3, in some embodiments, above-mentioned washing electric appliance 100 further includes the second inlet tube 37, the second inlet tube 37 connects shell 31, and the second inlet tube 37 is connected to thermal 32.

Specifically, the inlet in the second inlet tube 37 connection thermal 32, the second inlet tube 37 are to store by inlet Hot chamber 32 supplements cleaning solution.In addition, feed liquor switch 40 is installed on the second inlet tube 37, and when heat-exchange system 20 is run, feed liquor Switch 40 is opened, and cleaning solution enters thermal 32 by the second inlet tube 37, in water inlet a period of time either in thermal 32 Liquid level when reaching a certain height, feed liquor switch 40 is closed, and feed liquor is stopped.It is appreciated that if running preceding inspection in heat-exchange system 20 Measure that the cleaning solution in thermal 32 is insufficient for recycling in circulation loop 33 when needing, need advanced a certain amount of wash Heat-exchange system 20 is then turned on after washing liquid.

Referring to Fig. 5, in some embodiments, in some embodiments, above-mentioned washing electric appliance 100 further includes circulation Pump 35, the pipeline between heat exchanger tube and thermal 32 is arranged in circulating pump 35, and when heat-exchange system 20 is run, circulating pump 35 is opened It opens, when heat-exchange system 20 is closed, circulating pump 35 is closed.

In this way, circulating pump 35 is opened when heat-exchange system 20 is run, the cleaning solution that can accelerate in thermal 32 is being recycled Circulation rate in circuit 33, so that the cleaning solution in thermal 32 can absorb the heat released when refrigerant condensation faster, Guarantee the performance of heat-exchange system 20.When heat-exchange system 20 is closed, condenser 24 and regenerative structure 30 stop exchanging heat, circulating pump 35 It closes.

It should be noted that arrow on circulation loop 33 indicates circulation in Fig. 2, Fig. 3 and example shown in fig. 5 Cleaning solution circulates direction in circuit 33.It is understood that its flow direction is exemplary only, in circulation loop 33 Cleaning solution flow direction can also with illustrate it is contrary.

Please refer to Fig. 3 and Fig. 5, in some embodiments, the pipeline between cavity 11 and thermal 32 be provided with into Cleaning solution in thermal 32 can be delivered to cavity 11 by liquid pump 36, liquid feeding pump 36.

In this way, the feed speed from the feed liquor in the cavity 11 of washing system 10 of thermal 32 can be accelerated.

It is understood that above-mentioned washing electric appliance 100 can also be not provided with liquid feeding pump 36, the second inlet tube is directly relied on 37 pairs of thermals 32 carry out fluid infusion so that the cleaning solution in thermal 32 flows into the cavity 11 of washing system 10.

Moreover, it is to be understood that in some embodiments, liquid feeding pump 36 also can be by the cleaning solution in cavity 11 It is delivered in thermal 32 and is stored.

Specifically, in when drain of electric appliance 100 of washing, for example, washing timing in washing electric appliance 100 terminates, Cleaning solution in thermal 32 is consumed substantially when finishing, and liquid feeding pump 36 can be by the cleaning solution in cavity 11 by filtering again It is pumped in thermal 32 and is stored, recycled.In this way, thermal 32 both can provide heat for washing electric appliance 100 Water can recycle again and store the water of discharge, and other water storage device need not be arranged to recycle and store discharge in washing electric appliance 100 Water, the manufacturing cost that also reduces while reducing the volume of washing electric appliance 100.

Please continue to refer to Fig. 5, in some embodiments, above-mentioned washing electric appliance 100 further includes shut-off valve 34, shut-off valve 34 are arranged in the pipeline between cavity 11 and thermal 32, and shut-off valve 34 can be connected and be truncated between cavity and thermal 32 Pipeline.

Specifically, when washing system 10 is run, the pipeline between cavity 11 and thermal 32 can be connected in shut-off valve 34, When washing system 10 is closed, the pipeline between cavity 11 and thermal 32 can be truncated in shut-off valve 34.

In this way, not needing to wash into water, cavity 11 and thermal 32 is truncated in shut-off valve 34 when washing system 10 is closed Between pipeline, can prevent the cleaning solution in thermal 32 from entering in cavity 11.

In some embodiments, above-mentioned washing electric appliance 100 is formed with temperature detection mouth (not shown go out), temperature detection mouth It is arranged in the thermal 32 of regenerative structure 30, temperature detection mouth is for installing temperature-detecting device to detect the temperature of cleaning solution Degree.

In this way, temperature-detecting device can monitor cleaning solution in real time when by thermal 32 to 10 feed liquor of washing system Temperature.When cleaning solution temperature is lower, the pipe between cavity 11 and thermal 32 can be truncated by closing shut-off valve 34 Road prevents the cleaning solution temperature entered in cavity 11 too low and influences washing effect.

It is understood that in other embodiments, temperature detection mouth also can be set in heat exchanger tube and thermal 32 Between pipeline on, that is, be arranged on circulation loop 33.

It should be noted that heat-exchange system 20 and washing system 10 can be simultaneously in the embodiments of the present invention Operation can also only operation heat-exchange system 20 or only operation washing system 10.It is understood that operation heat exchange is at the same time System 20 and washing system 10 and when needing to carry out hot water washing, the heat that heat-exchanger rig 23 is released when condensing refrigerant stores Come, regenerative structure 30, which is also directly provided while the heat washing water transmitted using condenser 24 for washing system 10, to be added Washing water after heat.

In 20 isolated operation of heat-exchange system, the heat that heat-exchanger rig 23 is released when condensing refrigerant is stored, accumulation of heat Structure 30 utilizes the cleaning solution in the heat thermal 32 of the transmitting of condenser 24.In the isolated operation of washing system 10, Regenerative structure 30 directly can provide heated cleaning solution for washing system 10.

In some instances, washing electric appliance 100 is also provided with electric heating tube, and electric heating tube can integrate in washing pump 12 It is interior, in the shortage of heat in heat-exchanger rig 23 to be heated to the first cleaning solution in required temperature or regenerative structure 30 Cleaning solution temperature do not reach required for temperature when, can open electric heating tube to enter washing system 10 cleaning solution Carry out auxiliary heating.

In addition, referring to Fig. 6, in some embodiments, electric heater unit 60 is provided in dry air duct 27, electricity adds Thermal 60 is positioned close to the position of air outlet 272, electric heater unit 60 can in dry air duct 27 by heat-exchanger rig 23 Heated air further assists heating, to further increase drying effect, or the storage in heat-exchanger rig 23 Heat when being totally consumed, can be heated using the air in 60 pairs of electric heater unit dry air ducts 27.

Referring to Fig. 6, the washing electric appliance 100 of above embodiment further includes the second blower 29, the setting of the second blower 29 exists In heat exchanging air duct 26, the second blower 29 is used to accelerate the air velocity in heat exchanging air duct 26.

Specifically, outside air can quickly be imported heat exchanging air duct 26 by the second blower 29, and can accelerate to exchange heat Later the air velocity of cold air improves the refrigerating efficiency of heat-exchange system 20.The type of second blower 29 can be with first The type of blower 28 can be unanimously or inconsistent.

It is understood that in the above-described embodiment, in the season that need not freeze (heat-exchange system 20 is not run for a long time) Section, directly can pass through electric heater for heating when needing hot water to wash by external 50 feed liquor of inlet pipe.In outside Valve 51 is provided in inlet pipe, when needing using external 50 feed liquor of inlet pipe, external inlet pipe is connected in valve 51 50, when not needing to need using external 50 feed liquor of inlet pipe, valve 51 closes external inlet pipe.

It further include draining pump (not shown go out) in the washing electric appliance 100 of above embodiment, draining pump connection cavity 11, After washing timing, draining pump is opened, by washing residual water discharge.

The utility model embodiment washing electric appliance 100 washing system 10 at work mainly include the prewashing stage, Master washes stage, rinse stage and drying stage.Below using the heat storage medium of regenerative structure 30 as water (the i.e. storage of regenerative structure 30 Hot chamber 32 is for storing cleaning solution) for, each stage is briefly described and is introduced.

The prewashing stage includes draining, water inlet and circulation water spray, and the residual of last time washing first mainly is discharged by draining pump drainage Yu Shui, then the feed liquor switch 40 on the second inlet tube 37 and shut-off valve 34 are opened, and the hot water in thermal 32 flows into cavity 11, Its inflow can be detected by flow detector, stop water inlet when inflow is enough, and washing pump 12 starts later, will Delivery is to gushing arm component 13, the outside shower water of gushing arm component 13, and the article in circulation flushing cavity 11 is to reach prerinse Purpose.

It is main to wash the stage including draining, intaking, recycle water spray, heated scrub and draining, it drains, intake, recycling and spray water It is similar with the prewashing stage, after circulation sprays water a period of time, need to heat cleaning solution, this process, which can be, first to be exhausted Then a part of water is also possible to directly pass through electric heating tube from the thermal 32 of regenerative structure 30 again into a part of hot water Water is heated, specifically can according to the actual situation depending on.In addition, detergent can be added by washing the specific time in stage in master, with Just article washing is clean.

Rinse stage is substantially similar with the stage of washing is led, and detergent can also be added in rinse stage or bright dish agent (is directed to Tableware).Enter drying stage after the completion of rinse stage, in drying stage, switching device opens dry air duct 27, and chamber is intracorporal Air in dry air duct 27 by heat-exchanger rig 23 after return to cavity, so recycle, it is dry to achieve the purpose that.One timing of drying Between after, washing timing terminates, and washing electric appliance 100 is closed, and the hot water in thermal 32 consumes when be washed the operation of system 10 substantially, What is finally stored is conventional cold water.It is understood that the cleaning solution in washing system can not after wash cycle It is discharged outside to, can be directly pumped in thermal 32 and be stored by liquid feeding pump 36, to be recycled to it, example Such as, the prewashing stage that can be used for washing next time.

Further, it is to be appreciated that the washing electric appliance 100 in the embodiments of the present invention is mountable to kitchen, it is special It Shi Yongyu be for installation air conditioner used in kitchen or kitchen without refrigerating plant but summer is hot and the occasion that needs to freeze.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Disclosure herein provides many different embodiments or example is used to realize the different structure of the utility model. In order to simplify the disclosure of the utility model, the component of specific examples and setting are described herein.Certainly, they are only Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals And/or reference letter, this repetition are for purposes of simplicity and clarity, itself not indicate discussed various embodiments And/or the relationship between setting.In addition, the example of various specific techniques and material that the utility model provides, but this Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.

In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific Feature, structure, material or feature are contained at least one embodiment or example of the utility model.In this specification In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.

While there has been shown and described that the embodiments of the present invention, those skilled in the art can manage Solution: a variety of to the progress of these embodiments can change in the case where not departing from the principles of the present invention and objective, modify, Replacement and variant, the scope of the utility model are defined by the claims and their equivalents.

Claims (10)

1. a kind of washing electric appliance characterized by comprising

Cavity；

Dry air duct, the air inlet in the dry air duct are connected to the inside cavity, and the air outlet in the dry air duct is connected to institute State inside cavity；

Heat exchanging air duct, the heat exchanging air duct are separated with the dry air duct；

Heat-exchange system, the heat-exchange system include connect with formed the evaporator of closed coolant loop, compressor, heat-exchanger rig and Throttling set, the evaporator are arranged in the heat exchanging air duct, and the evaporator is configured to by described in refrigerant and entrance Cavity outside air in heat exchanging air duct carries out heat exchange so that cavity outside air formation cavity cool ambient air, described Heat-exchanger rig is arranged in the dry air duct, and the heat-exchanger rig is configured to store the heat released when refrigerant condensation And enter the cavity air in the dry air duct, the cavity air being heated by the air inlet using the heat Enter the cavity through the air outlet.

2. washing electric appliance as described in claim 1, which is characterized in that the heat-exchanger rig includes cabinet, refrigerant flow pipe With the phase change heat storage material for being arranged in the cabinet and contacting with the refrigerant circulation duct, the refrigerant flow pipe is used for The refrigerant is conveyed, the phase change heat storage material is used to store the heat released when refrigerant condensation and utilizes the heat Heat the cavity air in the dry air duct.

3. washing electric appliance as described in claim 1, which is characterized in that the heat-exchanger rig is formed with air heat-exchange runner, institute It states air heat-exchange runner and is connected to the dry air duct, the cavity air in the dry air duct can flow through the air heat-exchange Runner by the heat-exchanger rig to be heated.

4. washing electric appliance as described in claim 1, which is characterized in that the washing electric appliance includes condenser and regenerative structure, The condenser and the heat-exchanger rig are connected in series or in parallel between the compressor and the throttling set, the storage Heat structure can carry out heat exchange with the condenser, and the condenser is configured to carry out heat exchange with the refrigerant and will be hot Amount passes to the regenerative structure, and the regenerative structure is configured to store the heat exchanged from the condenser and utilizes heat Cleaning solution of the heating for the washing electric appliance.

5. washing electric appliance as claimed in claim 4, which is characterized in that the regenerative structure includes shell, shape in the shell At the thermal having for storing the cleaning solution, thermal described in the cavity piping connection, the condenser pipe connection The thermal is to constitute the circulation loop of the cleaning solution.

6. washing electric appliance as claimed in claim 5, which is characterized in that the pipeline between the condenser and the thermal Equipped with circulating pump, the circulating pump is used to open in heat-exchange system operation, and when the heat-exchange system is closed, closes It closes.

7. washing electric appliance as claimed in claim 5, which is characterized in that the pipeline between the cavity and the thermal is set There is liquid feeding pump, the cleaning solution in the thermal can be delivered to the cavity by the liquid feeding pump.

8. washing electric appliance as claimed in claim 5, which is characterized in that the pipeline between the cavity and the thermal is set There is shut-off valve, the shut-off valve can be connected and be truncated the pipeline between the cavity and the thermal.

9. washing electric appliance as described in claim 1, which is characterized in that the washing electric appliance includes being arranged in the dry air duct Blower, the blower is used to accelerate gas flow rate in the dry air duct.

10. washing electric appliance as described in claim 1, which is characterized in that the washing electric appliance includes switching device, the switching Device is set to the dry air duct, and the switching device is for being turned on and off the dry air duct.