CN105466117A - Refrigeration and cold storage device - Google Patents
Refrigeration and cold storage device Download PDFInfo
- Publication number
- CN105466117A CN105466117A CN201510810472.8A CN201510810472A CN105466117A CN 105466117 A CN105466117 A CN 105466117A CN 201510810472 A CN201510810472 A CN 201510810472A CN 105466117 A CN105466117 A CN 105466117A
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- Prior art keywords
- fridge
- pipeline section
- bypass pipeline
- cooling chamber
- casing
- Prior art date
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- 238000005057 refrigeration Methods 0.000 title abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 52
- 238000010257 thawing Methods 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000009413 insulation Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000008016 vaporization Effects 0.000 claims description 3
- 238000009834 vaporization Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 12
- 239000002131 composite material Substances 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 13
- 230000006870 function Effects 0.000 description 7
- 238000007599 discharging Methods 0.000 description 6
- 230000008014 freezing Effects 0.000 description 6
- 238000007710 freezing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/003—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors with respect to movable containers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/08—Removing frost by electric heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
- F25D2321/14—Collecting condense or defrost water; Removing condense or defrost water
- F25D2321/141—Removal by evaporation
- F25D2321/1411—Removal by evaporation using compressor heat
Abstract
The invention relates to a refrigeration and cold storage device. The refrigeration and cold storage device comprises a box, an evaporator and a water drainage and gas exhaust composite pipe which is provided with a main pipe section and a bypass pipe section. A cooling chamber and at least one storage chamber are defined in the box. The box comprises an inner container and an outer shell. An insulating layer is formed between the inner container and the outer shell. The evaporator is arranged in the cooling chamber so as to cool air flowing into the cooling chamber from the storage chamber. The main pipe section is provided with an inlet end directly communicated with the cooling chamber and a water draining end penetrating the insulating layer and extending out of the box from the inlet end so that defrosting water generated during defrosting of the evaporator can be drained out of the box through the main pipe section. A connecting part on the section, between the inlet end and the water draining end, of the bypass pipe section from the main pipe section obliquely extends out of the box so that air in the cooling chamber can be allowed to be exhausted out of the box through the section, located between the inlet end and the connecting part, of the main pipe section and the bypass pipe section so as to be dissipated into the environment space. Thus, the refrigeration and cold storage device is simple in structure and low in energy consumption.
Description
Technical field
The present invention relates to evaporator defrost technology, particularly relate to a kind of fridge-freezer.
Background technology
At present, the mode that wind cooling refrigerator is typically employed in evaporimeter arranged beneath Defrost heater defrosts to evaporimeter.After refrigerator runs a period of time, the frosting on evaporimeter runs up to a certain degree, and refrigerator can automatically start Defrost heater and defrost to evaporimeter.Therefore power consumption two parts that the power consumption of wind cooling refrigerator is produced by power consumption during its normal refrigerating operaton and evaporimeter defrost form.But, the process of evaporator defrost can produce a large amount of heats, and when stopping when defrosting, space (evaporator room) temperature residing for evaporimeter is higher, in process of refrigerastion after compressor start, the energy needing loss more is to take away the waste heat in evaporator room.Therefore, the energy consumption of refrigerator has additionally increased newly again in process of refrigerastion as eliminating the power consumption of waste heat in evaporator room.In addition, indoor between the storing that the hot gas produced during evaporator defrost also can enter refrigerator, causing temperature indoor between storing to rise, affect the fresh-keeping of food and cooling time, also increasing refrigerator further in process of refrigerastion for reducing the energy consumption required for temperature indoor between storing simultaneously.
In order to solve the problems of the technologies described above, a kind of scheme hot gas produced during evaporator defrost can discharged outside refrigerator has been there is in prior art, it offers the discharge wind path being communicated with evaporator room and environment space at the rear portion of refrigerator body, arrange discharge air door in discharge wind path.But this discharge wind path needs heat-insulation layer through refrigerator rear portion and backboard, complex structure, add the difficulty that refrigerator manufactures.And this discharge wind path, through the heat-insulation layer of refrigerator, can cause very large harmful effect to the heat insulation effect of refrigerator, the object reducing energy consumption of refrigerator can not be reached veritably.
Summary of the invention
One object of the present invention is intended at least one defect overcoming existing fridge-freezer, provides a kind of structure simple and the fridge-freezer that energy consumption is low.
A further object of the present invention is that the exhaust of drainage exhaust multiple tube and drain function are mutually unaffected.
To achieve these goals, the invention provides a kind of fridge-freezer, comprising:
Casing, is limited with room between cooling chamber and at least one storing in it, described casing comprises inner bag and shell, is formed with heat-insulation layer between described inner bag and described shell;
Evaporimeter, is arranged in described cooling chamber, cools with the air flowed in described cooling chamber room between described storing; And
Drainage exhaust multiple tube, it comprises main leg and bypass pipeline section; Wherein
Described main leg has the entrance point that is directly communicated with described cooling chamber and to be extended to the discharge ends outside described casing by described entrance point through described heat-insulation layer, is disposed to outside described casing for the defrosting water produced during described evaporator defrost by described main leg; And
The junction surface of described bypass pipeline section on the section between described entrance point and described discharge ends of described main leg extends to described casing outer incline, to allow the air in described cooling chamber to be disposed to outside described casing by the section between described entrance point and described junction surface of described main leg and described bypass pipeline section, and then be lost to environment space.
Alternatively, described junction is on the section being in outside described casing of described main leg.
Alternatively, described bypass pipeline section tilts upward from described junction surface and extends to a kink rear-inclined to downward-extension, and the end that described bypass pipeline section is tilted to downward-extension forms the exhaust end of described bypass pipeline section.
Alternatively, the inside of described bypass pipeline section is provided with exhaust fan, is disposed to outside described casing by the section between described entrance point and described junction surface of described main leg and described bypass pipeline section to impel the air in described cooling chamber.
Alternatively, described exhaust fan is positioned at the inner side of the exhaust end of described bypass pipeline section.
Alternatively, described fridge-freezer also comprises:
Be arranged at the drip tray below described casing; And
The discharge ends of described main leg stretches in described drip tray, to be pooled in described drip tray by the defrosting water produced during described evaporator defrost.
Alternatively, the diapire of the contiguous described drip tray of discharge ends of described main leg is arranged, to make the defrosting water collected in described drip tray flood described discharge ends when described exhaust fan starts.
Alternatively, described fridge-freezer also comprises:
Be arranged at the compressor below described casing; And
Described drip tray is arranged at the top of described compressor, the defrosting water collected in drip tray described in the heat of vaporization produced when running to utilize described compressor operating.
Alternatively, the inside of described bypass pipeline section is also provided with controlled air door, optionally to block and/or bypass pipeline section described in conducting.
Alternatively, described fridge-freezer also comprises:
The Defrost heater that contiguous described evaporimeter is arranged, to carry out heating defrosting to described evaporimeter.
In fridge-freezer of the present invention, because fridge-freezer comprises the drainage exhaust multiple tube with main leg and bypass pipeline section, and main leg has the entrance point be communicated with cooling chamber and the discharge ends extended to through the heat-insulation layer of fridge-freezer outside the casing of fridge-freezer, the section between its entrance point and discharge ends of the autonomous pipeline section of bypass pipeline section extends to casing outer incline.Therefore, defrosting water in cooling chamber is disposed to outside casing by main leg, the hot gas produced because of evaporator defrost in cooling chamber is disposed to outside casing by the section between entrance point and junction surface of main leg and bypass pipeline section, and then is lost to environment space.Thus, the defrost operation of evaporimeter is less on temperature indoor between storing impact, after evaporator defrost terminates, again to when between storing, freeze in room, the temperature before temperature return indoor between storing to defrosting can be made within a short period of time, thus reduce the energy consumption of fridge-freezer.Fridge-freezer of the present invention breaches the traditional concept that drainpipe can only be used for draining, exhaust duct for discharging defrosting hot gas is arranged on the drainpipe for discharging defrosting water, by the Function Extension of normal discharge pipe to being used for the hot gas discharging evaporator defrost generation, both good drainage exhaust effect had been served, make again the structure of fridge-freezer very simple, and need not change the body structure of existing fridge-freezer, ensure that the heat-insulating property of fridge-freezer, thus reduce the energy consumption of fridge-freezer veritably.
Further, in fridge-freezer of the present invention, extend to a kink rear-inclined to downward-extension because bypass pipeline section tilts upward from the junction surface that it engages with main leg.Therefore, the defrosting water in main leg can not enter in bypass pipeline section through junction surface, thus avoids bypass pipeline section internal memory water or outwards drip, and then avoids the exhaust of drainage exhaust multiple tube and drain function mutually interfere or affect.Meanwhile, the exhaust end of bypass pipeline section tilts down or vertically down, the air-out direction of bypass pipeline section is tilted down or, avoids the air-out direction of exhaust end just to cause bypass pipeline section to be vented to casing not smooth vertically down.
Further, in fridge-freezer of the present invention, because the inside of bypass pipeline section is provided with exhaust fan, therefore, the air can accelerated in cooling chamber is disposed to the speed outside casing by main leg and bypass pipeline section, the hot gas avoiding evaporator defrost to produce is trapped in cooling chamber for a long time and then enters indoor between storing and causes temperature fluctuation, further reduces the energy consumption of fridge-freezer.
According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the schematic diagram of fridge-freezer according to an embodiment of the invention;
Fig. 2 is the schematic expanded view of the part A in Fig. 1;
Fig. 3 is that fridge-freezer is in the schematic diagram of defrost state according to an embodiment of the invention.
Detailed description of the invention
Fig. 1 is the schematic diagram of fridge-freezer according to an embodiment of the invention, and Fig. 2 is the schematic expanded view of the part A in Fig. 1.The fridge-freezer 1 that the embodiment of the present invention relates to comprises casing.Be limited with in casing cooling chamber 130 and at least one for stored article storing between room.Further, casing can comprise inner bag 110 and shell 120, be formed with heat-insulation layer 140 (there is in figure the part of hatching) between inner bag 110 and shell 120, to make box house and the outside heat that formed isolate, be convenient to room between storing and keep the storage condition that temperature is lower.Particularly, shell 120 can comprise be positioned at fridge-freezer 1 both sides side panel, be positioned at the end steel bottom fridge-freezer 1 and be positioned at the postnotum at fridge-freezer 1 rear portion.
Fridge-freezer 1 also comprises evaporimeter 20 and blower fan 30.Evaporimeter 20 is arranged in cooling chamber 130, cools with the air flowed in cooling chamber 130 room between storing, forms cooling blast.Blower fan 30 is also arranged in cooling chamber 130, circulates between storing to impel air between room and cooling chamber 130.Particularly, the air-flow direction of blower fan 30 in cooling chamber 130 can be positioned at the downstream of evaporimeter 20, namely in embodiments of the present invention, blower fan 30 can be positioned at the top of evaporimeter 20.
Especially, fridge-freezer 1 also comprises drainage exhaust multiple tube 40, and it comprises main leg 410 and bypass pipeline section 420.Main leg 410 has the entrance point 411 that is directly communicated with cooling chamber 130 and to be extended to the discharge ends 412 outside casing by entrance point 411 through heat-insulation layer 140, the defrosting water produced when defrosting for evaporimeter 20 is disposed to outside casing by main leg 410, namely discharges cooling chamber 130.Particularly, main leg 410 can extend to the outside of casing through the heat-insulation layer 140 formed inner bag and the end steel of shell 120.The defrosting water because of evaporimeter 20 defrosting generation in cooling chamber 130 and hot gas are all entered in main leg 410 by entrance point 411.Be disposed to outside casing through discharge ends 412 after defrosting water flows through main leg 410.The junction surface 413 of bypass pipeline section 420 on the section between entrance point 411 and discharge ends 412 of main leg 410 extends to casing outer incline, to allow the air in cooling chamber 130 to be disposed to outside casing by the section between entrance point 411 and junction surface 413 of main leg 410 and bypass pipeline section 420, and then be lost to environment space.The end that the hot gas produced when evaporimeter 20 defrosts can tilt extend through bypass pipeline section 420 is disposed to outside casing.
Thus, in embodiments of the present invention, the defrost operation of evaporimeter 20 is less on temperature indoor between storing impact, after evaporimeter 20 defrosting terminates, again to when between storing, freeze in room, the temperature before temperature return indoor between storing to defrosting can be made within a short period of time, thus reduce the energy consumption of fridge-freezer 1.
What is more important, fridge-freezer 1 of the present invention breaches the traditional concept that drainpipe can only be used for draining, exhaust duct for discharging defrosting hot gas is integrated in the drainpipe for discharging defrosting water, by the Function Extension of normal discharge pipe to being used for the hot gas discharging evaporator defrost generation, both good drainage exhaust effect had been served, make again the structure of fridge-freezer 1 very simple, any change need not be done to the body structure of existing fridge-freezer, ensure that the heat-insulating property of fridge-freezer 1, thus reduce the energy consumption of fridge-freezer 1 veritably.
Particularly, main leg 410 and the bypass pipeline section 420 of drainage exhaust multiple tube 40 can be one-body molded, and namely drainage exhaust multiple tube 40 is for having a pipe of main part and bypass branch.In other embodiment of the present invention, drainage exhaust multiple tube 40 also can by two independently single tube be formed by fixedly connecting by suitable mode, such as main leg 410 can be fixedly connected with by welding or be seated the modes such as cooperation with bypass pipeline section 420.
In some embodiments of the invention, junction surface 413 can be located on the section being in outside casing of main leg 410.That is, discharge ends 412 outside casing is positioned at because main leg 410 extends to it by its entrance point 411 through the heat-insulation layer 140 of casing, the partial sector of main leg 410 is made to be positioned at casing, and abutting contact tight with the heat-insulation layer 140 of casing, make other sections of main leg 410 be exposed to outside casing simultaneously.Thus, bypass pipeline section 420 can entirety be positioned at outside casing, and the setting of bypass pipeline section 420 can not destroy the heat-insulation layer 140 of casing, and then makes the service behaviour of fridge-freezer 1 better, reduces its energy consumption further.
In some embodiments of the invention, bypass pipeline section 420 tilts upward from junction surface 413 and extends to kink 421 rear-inclined to downward-extension.Thus, the defrosting water in main leg 410 can not be entered in bypass pipeline section 420 by junction surface 413, thus to avoid in bypass pipeline section 420 water or outwards drip, and then avoids the exhaust of drainage exhaust multiple tube 40 and drain function mutually interfere or affect.
Further, bypass pipeline section 420 is tilted to the exhaust end 422 of the end formation bypass pipeline section 420 of downward-extension.Exhaust end 422 continues to be tilted to downward-extension, also can extend straight down.That is, exhaust end 422 tiltable of bypass pipeline section 420 or vertically down, makes the air-out direction of bypass pipeline section 420 tilt down or, avoid the air-out direction of exhaust end 422 just to cause bypass pipeline section 420 to be vented to casing not smooth vertically down down.
In some embodiments of the invention, the inside of bypass pipeline section 420 is provided with exhaust fan 423, is disposed to outside casing by the section between its entrance point 411 and junction surface 413 of main leg 410 and bypass pipeline section 420 to impel the air in cooling chamber 130.Exhaust fan 413 air can accelerated in cooling chamber 130 is disposed to the speed outside casing by main leg 410 and bypass pipeline section 420, the hot gas avoiding evaporator defrost to produce is trapped in cooling chamber 130 for a long time and then enters indoor between storing and causes temperature fluctuation, further reduces the energy consumption of fridge-freezer 1.
Further, exhaust fan 423 can be positioned at the inner side of the exhaust end 422 of bypass pipeline section 420.That is, exhaust fan 423 is arranged at the end of bypass pipeline section 420, is easy to dismounting maintenance.
In some embodiments of the invention, fridge-freezer 1 also comprises the drip tray 50 be arranged at below casing.The discharge ends 412 of main leg 410 stretches in drip tray 50, and the defrosting water produced during to be defrosted by evaporimeter 20 is pooled in drip tray 50, avoids defrosting water to flow to the outside of fridge-freezer 1, affects the experience of user.Particularly, the back lower upwards indent of casing, thus a cavity is produced between casing and the face of shelving (such as ground) of fridge-freezer 1.Drip tray 50 is held in this cavity, and this cavity is communicated with environment space.
Further, the diapire of the contiguous drip tray 50 of discharge ends 412 of main leg 410 is arranged, and floods discharge ends 412 to make the defrosting water collected in drip tray 50 when exhaust fan 423 starts.That is, the discharge ends 412 of main leg 410 extends to the diapire almost pressing close to drip tray 50, as long as can ensure that defrosting water can flow out from main leg 410.
Fig. 3 is that fridge-freezer is in the schematic diagram of defrost state according to an embodiment of the invention.In Fig. 3, solid arrow is depicted as the flow direction of defrosting water, and dotted arrow is depicted as the flow direction of the hot gas produced when evaporimeter 20 defrosts.Particularly, when exhaust fan 423 starts, evaporimeter 20 starts a period of time of defrosting, and part defrosting water flows to drip tray 50 through main leg 410, makes the water surface in drip tray 50 higher than the discharge ends 412 of main leg 410.When exhaust fan 423 starts, along with the air in cooling chamber 130 flows out from bypass pipeline section 420, in the section between junction surface 413 and discharge ends 412 of main leg 410, certain negative pressure can be produced.Now discharge ends 412 is submerged in the defrosting water in drip tray 50, can cut off being communicated with of main leg 410 and environment space, avoids the air of environment space to enter in main leg 410 hot air discharge affected in cooling chamber 130.
In some embodiments of the invention, see Fig. 2, fridge-freezer 1 also comprises the compressor 60 be arranged at below casing.Drip tray 50 is arranged at the top of compressor 60, the defrosting water collected in the heat of vaporization drip tray 50 produced when running that works to utilize compressor 60, thus after avoiding fridge-freezer 1 to run the long period, defrosting water is full of drip tray 50.That is, compressor 60 is also positioned at the cavity below casing, and this cavity also can be referred to as compressor bin, and compressor bin is communicated with environment space.The discharge ends 412 of main leg 410 extend in compressor bin, and bypass pipeline section 420 is tilted upward by the junction surface 413 be positioned on the section of compressor bin of main leg 410 and extends to kink 421 rear-inclined to downward-extension.Bypass pipeline section 420 entirety is positioned at compressor bin.It will be understood by those skilled in the art that the position of the drip tray 50 involved by the embodiment of the present invention is not limited to the top of compressor 60.In other embodiment of the present invention, drip tray 50 also can be positioned at the side of compressor 60, discharges or evaporate the defrosting water collected in drip tray 50 in other manners.
Further, see Fig. 1, fridge-freezer 1 also can comprise the compressor bin back shroud 80 for blocking compressor 60, drip tray 50 and drainage exhaust multiple tube 40, to make fridge-freezer 1 more attractive in appearance.Compressor bin back shroud 80 is provided with grid, so that the moisture evaporation in drip tray 50 is lost to environment space.
In other embodiment of the present invention, compressor bin back shroud 80 can be one-body molded with the postnotum of shell 120.Be formed with heat-insulation layer between the inner bag 110 of casing and the first half of shell 120 postnotum, the latter half of shell 120 postnotum is used for blocking compressor 60, drip tray 50 and drainage exhaust multiple tube 40.Here alleged " the first half " and " the latter half " is the meaning expressed roughly and be positioned at upper and lower, and the separation of the first half and the latter half is not positioned at the centre of postnotum.In some embodiments of the invention, see Fig. 2, the inside of bypass pipeline section 420 is also provided with controlled air door 424, optionally to block and/or conducting bypass pipeline section 420.When fridge-freezer 1 is in the refrigerating operaton stage, controlled air door 424 is controllably closed, to block bypass pipeline section 420, avoid the air in environment space to be entered in cooling chamber 130 by bypass pipeline section 420 and the temperature of the cooling blast in cooling chamber 130 is impacted.When fridge-freezer 1 is in evaporimeter 20 defrost phase, controlled air door 424 is controllably opened, with conducting bypass pipeline section 420, thus allow the hot gas in cooling chamber 130 to be disposed to outside casing by bypass pipeline section 420.
In some embodiments of the invention, see Fig. 1, fridge-freezer 1 also comprises the Defrost heater 70 that contiguous evaporimeter 20 is arranged, to carry out heating defrosting to evaporimeter 20.Defrost heater 70 is preferably arranged on the below of evaporimeter 20.Defrost heater 70 can be electrical heating wire.
In some embodiments of the invention, between at least one storing limited in casing, room can comprise freezing compartment 150, and cooling chamber 130 is positioned at after freezing compartment 150.Casing also comprises air duct cover board 160, air duct cover board 160 offers at least one opening, as the cooling blast import of freezing compartment 150.Casing also can comprise further and is positioned at air duct cover board 160 air channel back shroud 170 below, forms cooling blast air channel between air duct cover board 160 and air channel back shroud 170, and cooling chamber 130 and freezing compartment 150 are separated by air duct cover board 160 and air channel back shroud 170.Blower fan 30 is arranged on air channel back shroud 170, to impel the cooling blast after evaporimeter 30 heat exchange in cooling chamber 130 to be introduced into cooling blast air channel between air duct cover board 160 and air channel back shroud 170, then enters in freezing compartment 150.
In other embodiment of the present invention, between at least one storing, room also can comprise room between refrigerator room, moist closet or other functions.
It will be understood by those skilled in the art that the fridge-freezer 1 that the present invention relates to can for refrigerator, refrigerator-freezer, wine cabinet, cold-storage jar or other there is the device of refrigeration or freezing function.
Those skilled in the art will also be understood that, alleged in the embodiment of the present invention " on ", D score, "front", "rear" etc. are benchmark with the real use state of fridge-freezer 1 for representing that the term in orientation or position relationship is, these terms be only for convenience of description with understanding technical scheme of the present invention, instead of the device of instruction or hint indication or lose and must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present invention is illustrate and described herein detailed, but, without departing from the spirit and scope of the present invention, still can directly determine or derive other modification many or amendment of meeting the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or amendments.
Claims (10)
1. a fridge-freezer, comprising:
Casing, is limited with room between cooling chamber and at least one storing in it, described casing comprises inner bag and shell, is formed with heat-insulation layer between described inner bag and described shell;
Evaporimeter, is arranged in described cooling chamber, cools with the air flowed in described cooling chamber room between described storing; And
Drainage exhaust multiple tube, it comprises main leg and bypass pipeline section; Wherein
Described main leg has the entrance point that is directly communicated with described cooling chamber and to be extended to the discharge ends outside described casing by described entrance point through described heat-insulation layer, is disposed to outside described casing for the defrosting water produced during described evaporator defrost by described main leg; And
The junction surface of described bypass pipeline section on the section between described entrance point and described discharge ends of described main leg extends to described casing outer incline, to allow the air in described cooling chamber to be disposed to outside described casing by the section between described entrance point and described junction surface of described main leg and described bypass pipeline section, and then be lost to environment space.
2. fridge-freezer according to claim 1, wherein,
Described junction is on the section being in outside described casing of described main leg.
3. fridge-freezer according to claim 2, wherein,
Described bypass pipeline section tilts upward from described junction surface and extends to a kink rear-inclined to downward-extension, and the end that described bypass pipeline section is tilted to downward-extension forms the exhaust end of described bypass pipeline section.
4. fridge-freezer according to claim 3, wherein,
The inside of described bypass pipeline section is provided with exhaust fan, is disposed to outside described casing by the section between described entrance point and described junction surface of described main leg and described bypass pipeline section to impel the air in described cooling chamber.
5. fridge-freezer according to claim 4, wherein,
Described exhaust fan is positioned at the inner side of the exhaust end of described bypass pipeline section.
6. fridge-freezer according to claim 4, also comprises:
Be arranged at the drip tray below described casing; And
The discharge ends of described main leg stretches in described drip tray, to be pooled in described drip tray by the defrosting water produced during described evaporator defrost.
7. fridge-freezer according to claim 6, wherein,
The diapire of the contiguous described drip tray of discharge ends of described main leg is arranged, to make the defrosting water collected in described drip tray flood described discharge ends when described exhaust fan starts.
8. fridge-freezer according to claim 6, also comprises:
Be arranged at the compressor below described casing; And
Described drip tray is arranged at the top of described compressor, the defrosting water collected in drip tray described in the heat of vaporization produced when running to utilize described compressor operating.
9. fridge-freezer according to claim 1, wherein,
The inside of described bypass pipeline section is also provided with controlled air door, optionally to block and/or bypass pipeline section described in conducting.
10. fridge-freezer according to claim 1, also comprises:
The Defrost heater that contiguous described evaporimeter is arranged, to carry out heating defrosting to described evaporimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN106839584A (en) * | 2016-12-09 | 2017-06-13 | 青岛海尔股份有限公司 | Wind cooling refrigerator |
| CN107514855A (en) * | 2017-07-14 | 2017-12-26 | 青岛海尔电冰箱有限公司 | Refrigerating device |
| CN111238139A (en) * | 2018-11-28 | 2020-06-05 | 青岛海尔特种电冰柜有限公司 | Control method of refrigerating device |
| CN111609620A (en) * | 2019-02-26 | 2020-09-01 | 青岛海尔电冰箱有限公司 | Refrigerator with two-section evaporator |
| WO2020173337A1 (en) * | 2019-02-26 | 2020-09-03 | 青岛海尔电冰箱有限公司 | Refrigerator having drain port provided with filter plate |
| CN113701428A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of dual-system refrigerator |
| CN113701444A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of refrigerating and freezing device |
| CN113701445A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of refrigerating and freezing device |
| CN113701427A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of dual-system refrigerator |
| CN113720092A (en) * | 2021-09-15 | 2021-11-30 | 青岛海尔电冰箱有限公司 | Refrigerator and defrosting control method thereof |
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| CN1435616A (en) * | 2002-01-29 | 2003-08-13 | 乐金电子(天津)电器有限公司 | Defrosting device for evaporator of electric refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106839584A (en) * | 2016-12-09 | 2017-06-13 | 青岛海尔股份有限公司 | Wind cooling refrigerator |
| CN106839584B (en) * | 2016-12-09 | 2023-11-21 | 海尔智家股份有限公司 | air-cooled refrigerator |
| CN107514855A (en) * | 2017-07-14 | 2017-12-26 | 青岛海尔电冰箱有限公司 | Refrigerating device |
| CN111238139A (en) * | 2018-11-28 | 2020-06-05 | 青岛海尔特种电冰柜有限公司 | Control method of refrigerating device |
| CN111609620A (en) * | 2019-02-26 | 2020-09-01 | 青岛海尔电冰箱有限公司 | Refrigerator with two-section evaporator |
| WO2020173357A1 (en) * | 2019-02-26 | 2020-09-03 | 青岛海尔电冰箱有限公司 | Refrigerator having two-stage evaporator |
| WO2020173337A1 (en) * | 2019-02-26 | 2020-09-03 | 青岛海尔电冰箱有限公司 | Refrigerator having drain port provided with filter plate |
| CN113701428A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of dual-system refrigerator |
| CN113701444A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of refrigerating and freezing device |
| CN113701445A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of refrigerating and freezing device |
| CN113701427A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Control method of dual-system refrigerator |
| CN113720092A (en) * | 2021-09-15 | 2021-11-30 | 青岛海尔电冰箱有限公司 | Refrigerator and defrosting control method thereof |
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