CN104896828A - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN104896828A CN104896828A CN201510263642.5A CN201510263642A CN104896828A CN 104896828 A CN104896828 A CN 104896828A CN 201510263642 A CN201510263642 A CN 201510263642A CN 104896828 A CN104896828 A CN 104896828A
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- Prior art keywords
- air
- temperature
- wind path
- supply
- room
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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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
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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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
- F25D17/062—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 in household refrigerators
- F25D17/065—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 in household refrigerators with compartments at different temperatures
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides a refrigerator which comprises a storage room, an evaporator, an evaporator room, a first force draft fan and a second force draft fan. The storage room is partitioned into a temperature changing room and at least one other storage room body. The evaporator is used for cooling air supplied to the storage room. The evaporator room is provided with the evaporator, and an air supply opening leading to the storage room is formed in the evaporator room. The first force draft fan is arranged at the air supply opening and arranged to supply the air cooled by the evaporator into the storage room. The second force draft fan is arranged in a temperature changing air supply path connecting the air supply opening and the temperature changing room and used for supplying the air blown by the first force draft fan into the temperature changing room. According to the refrigerator, as the two force draft fans can be utilized at the same time to blow the cool air to the temperature changing room, circulation of the cool air in the temperature changing room can be accelerated, and the temperature changing room can be cooled fast.
Description
Technical field
The present invention relates to refrigeration plant, particularly relate to a kind of refrigerator with temperature-changing chamber.
Background technology
Refrigerator keeps the container of constant low temperature cold conditions to become one of indispensable household electrical appliance of Modern Family as a kind of food or other article of making.Usually, the storeroom of refrigerator is divided into multiple receiving rooms with different temperatures such as such as refrigerating chamber, refrigerating chamber and temperature-changing chamber, to deposit the article that need preserve at different temperatures respectively.Generally, the ice crystal district of food is between-1 DEG C to-5 DEG C, block will be become granular at ice crystal district food, the refrigerating chamber of conventional refrigerator and temperature-changing chamber due to cooling rate slow, the food wherein placed is made easily to form block granular crystal body in gradual refrigerating process, destroy food nutrition like this, and add certain energy consumption.
Summary of the invention
An object of the present invention is the defect existed for prior art, provide a kind of can the refrigerator of fast cooling.
To achieve these goals, the invention provides a kind of refrigerator, comprising:
Storeroom, it is divided into temperature-changing chamber and at least one other receiving room;
Evaporimeter, it cools the air being supplied to described storeroom;
Evaporator room, it is equipped with described evaporimeter, and is formed with the air outlet leading to described storeroom;
First pressure fan, is arranged on described air outlet place, is configured to the air after described evaporator cools to send in described storeroom; And
Second pressure fan, it is arranged on the alternating temperature connecting described air outlet and described temperature-changing chamber and supplies in wind path, for being sent in described temperature-changing chamber by the air blowed from described first pressure fan.
Alternatively, described refrigerator also comprises:
Alternating temperature air door, it is arranged on the upstream side of the second pressure fan described in described alternating temperature supply wind path.
Alternatively, fast cold drawing is provided with in described temperature-changing chamber.
Alternatively, the drawer that described temperature-changing chamber comprises room between female seat and can be arranged on to push-and-pull between described female seat in room, the rear wall bottom of described drawer is provided with the air intake breach of through described rear wall, and described fast cold drawing to be arranged in described drawer and to be positioned at the top of described air intake breach;
Described alternating temperature supply wind path is arranged on the rear side of described temperature-changing chamber, and between described female seat, room and described alternating temperature are supplied between wind path and separated by a spacer body; Described spacer body is provided with two air outlets towards described temperature-changing chamber projection, blow to described drawer from the open top of described drawer in the top that one of them air outlet is configured to cross described rear wall, another air outlet is configured to pass through described air intake breach and blows to the bottom of described drawer.
Alternatively, the sidewall of described drawer is provided with the two groups of air outlets being positioned at differing heights, often organizes air outlet and comprise the multiple air outlets arranged along depth direction;
Described fast cold drawing is arranged between described two groups of air outlets further, described drawer separation to be formed upper and lower two spaces respectively with independent wind path.
Alternatively, described refrigerator also comprises:
Air-supply hood, it is movably arranged on the air side of described first pressure fan, described air-supply hood is provided with the opening portion for flowing through for cooling-air when closing described air outlet, is still communicated to the alternating temperature be connected with described temperature-changing chamber supplies wind path to make described evaporator room under the state closing described air outlet at described air-supply hood.
Alternatively, at least one other receiving room described comprise refrigerating chamber, and it is formed in the below of described temperature-changing chamber, and described refrigerating chamber is communicated with described evaporator room by coupled freezing supply wind path; And
Described evaporator room is formed at the rear of described refrigerating chamber;
Described air-supply hood is configured to, under the state closing described air outlet, disconnect the stream between described evaporator room and described freezing supply wind path.
Alternatively, at least one other receiving room described also comprise refrigerating chamber, and it is formed in the top of described temperature-changing chamber, and described refrigerating chamber is communicated with described evaporator room by coupled refrigeration supply wind path; And
Described air-supply hood is configured under the state closing described air outlet, makes described evaporator room be supplied wind path and supply wind path with described alternating temperature and be communicated with described refrigeration by described opening portion simultaneously.
Alternatively, described refrigerator also comprises:
Refrigeration air door, it is arranged in described refrigeration supply wind path.
Alternatively, multiple refrigeration air-out passages that described refrigeration supply wind path comprises a refrigeration air intake passage be communicated with described air outlet and is communicated with described refrigerating chamber, described multiple refrigeration air-out passage is configured to be communicated with described refrigerating chamber at the diverse location place of described refrigerating chamber rear wall respectively;
Described refrigerator also comprises air-supply arrangement along separate routes, be arranged in described refrigeration supply wind path, it comprises the shunt import be communicated with described refrigeration air intake passage and the multiple distribution openings be communicated with respectively with described multiple refrigeration air-out passage, and described shunt air-supply arrangement is configured to controllably refrigerate in air-out passage accordingly by one or more being dispensed to of air-flow in described multiple distribution openings coming from described shunt import.
Alternatively, described shunt air-supply arrangement also comprises:
Housing, it is formed with described shunt import and described multiple distribution openings; With
Regulating part, has at least one occlusion part, and at least one occlusion part described is movably arranged in described housing, is configured to controllably cover described multiple distribution openings, to adjust described multiple distribution openings air-out area separately.
Refrigerator of the present invention, due to two pressure fan can be utilized temperature-changing chamber blowing cooling air simultaneously, thus can accelerate the circulation of cold air in temperature-changing chamber, realize temperature-changing chamber fast cooling.The present invention is conducive to food in temperature-changing chamber quickly through ice crystal district, avoids between food cells, generate large ice crystal; Reduce in cell and analyse outside moisture content, thus when making to thaw, juice loss is few; The time that the concentrated solute in cell tissue inside and food tissue, colloid and various composition contact with each other significantly shortens, and concentrated harmfulness drops to minimum level; Food is reduced to rapidly under growth of microorganism active temperature, advantageously resists growth and the biochemical reaction thereof of microorganism; The fast food freezing time is short, is conducive to improving the advantages such as the utilization rate of refrigerator and continuity use.
Further, refrigerator according to the present invention is at the movable air-supply hood of the arranged outside of evaporator room's air outlet, and this air-supply hood has the opening portion allowing the air of evaporator cools to flow through, and can closed evaporating device room air outlet.Thus, stopping to by under the state of a part of receiving room cool-air feed of storeroom separated, can independently to temperature-changing chamber cool-air feed.Thus an evaporimeter can be utilized suitably to cool each receiving room according to each receiving room cooling load separately.
Further, the present invention is by controlling each air door in movable air-supply hood and air channel, cold can be intensively allocated to one or two required receiving room, simultaneously by arranging air-supply arrangement along separate routes in refrigeration supply wind path, cold can be assigned to the zones of different of refrigerating chamber, thus according to the refrigeration requirement in regions different in the refrigeration requirement of different receiving room or refrigerating chamber, cold wind reasonably can be distributed, strengthen fresh keeping property and the operational efficiency of refrigerator.
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 cross sectional side view of the refrigerator according to the embodiment of the present invention;
Fig. 2 is the schematic explosive view of the temperature-changing chamber shown in Fig. 1 and alternating temperature supply wind path;
Fig. 3 is the schematic cross sectional side view of the temperature-changing chamber shown in Fig. 2 and alternating temperature supply wind path;
Fig. 4 is the schematic plan of the temperature-changing chamber shown in Fig. 2;
Fig. 5 is the schematic diagram of the first pressure fan shown in Fig. 1 and pressure fan cover structure, and hood of wherein blowing in Fig. 5 a is in closed condition, and hood of blowing in Fig. 5 b is in open mode;
Fig. 6 is the schematic diagram of the supply wind path of refrigerator according to the embodiment of the present invention;
Fig. 7 is the schematic explosive view of the shunt air-supply arrangement shown in Fig. 6.
Detailed description of the invention
Fig. 1 is the schematic cross sectional side view (arrow in figure represents air flow direction) of the refrigerator according to the embodiment of the present invention.As shown in Figure 1, comprise the heat insulating box 20 as body according to the refrigerator 100 of the present embodiment, its steel plate shell that can comprise front openings, be arranged on shell inner space in and carry out the polyurathamc heat-barrier material that filling foaming formed in the synthetic resin inner bag of front openings and the gap between shell and inner bag.The inside of this heat insulating box 20 forms the storeroom being used for preserved food products etc.According to storage temperature and purposes, the interior separation of storeroom is temperature-changing chamber 22 and at least one other receiving room.Other receiving rooms can be refrigerating chamber 21 and/or refrigerating chamber 23 etc.
In a preferred embodiment, the inside of storeroom can be divided into temperature-changing chamber 22, refrigerating chamber 21 and refrigerating chamber 23, and wherein the superiors of storeroom are refrigerating chamber 21, and the lower floor of refrigerating chamber 21 is temperature-changing chamber 22, the lower floor of temperature-changing chamber 22 is refrigerating chamber 23.
As those skilled in the art will appreciate that, the refrigerator 100 of the embodiment of the present invention is the same with existing refrigerator, also can comprise evaporimeter 24, compressor (not shown), condenser (not shown), restricting element (expansion valve or capillary) (not shown), evaporimeter 24 is connected with compressor, condenser, restricting element via coolant piping, form refrigeration cycle, lower the temperature when compressor start, to cool the air being supplied to storeroom.
Evaporimeter 24 can be arranged in evaporator room 240.Evaporator room 240 is formed with air outlet 241, and it is as the opening be connected with storeroom, the cooled air of evaporimeter 24 through this air outlet 241 to storeroom transmission.Refrigerator 100 also comprises the supply wind path for transmitting cold wind to storeroom.Particularly, supply wind path comprise be connected with temperature-changing chamber 22 for the alternating temperature of blowing to temperature-changing chamber 22 supply wind path 210, be connected with refrigerating chamber 23 for the freezing supply wind path 230 of blowing to refrigerating chamber 23 and be connected with refrigerating chamber 21 supply wind path 210 for the refrigeration of blowing to refrigerating chamber 21.The opening of the cold airflow warp that air outlet 241 cools as evaporimeter 24, it is communicated with evaporator room 240, alternating temperature supply wind path 210, freezing supply wind path 230 and refrigeration supply wind path 210.
Refrigeration supply wind path 210 is formed in the back side of refrigerating chamber 21, is separated by synthetic resin spacer body 219.Refrigeration supply wind path 210 is formed with the refrigeration air outlet 211 making cold airflow to refrigerating chamber 21.In addition, refrigeration air door 212 is provided with in refrigeration supply wind path 210.Refrigeration air door 212 can be the air door to be opened/closed driven by motor etc., and it controls the cold air flow being supplied to refrigerating chamber 21, thus makes the inside of refrigerating chamber 21 remain on suitable temperature.
Alternating temperature supply wind path 210 is formed in the rear side of temperature-changing chamber 22, is separated by synthetic resin spacer body 221, for the cool-air feed that cooled by evaporimeter 24 to temperature-changing chamber 22.Alternating temperature air door 222 is provided with in alternating temperature supply wind path 210.Alternating temperature air door 222 can be the air door to be opened/closed driven by motor etc., and it controls the cold air flow being supplied to temperature-changing chamber 22.
Freezing supply wind path 230 is formed in the rear side of refrigerating chamber 23, is separated by synthetic resin spacer body 232, spacer body 232 is formed with blow-off outlet 234, blows in refrigerating chamber 23 with the cold air cooled by evaporimeter 24.Evaporator room 240 can be arranged on the rear of refrigerating chamber 23, is particularly arranged on the rear side of freezing supply wind path 230.Separated by synthetic resin spacer body 242 between evaporator room 240 and freezing supply wind path 230 or refrigerating chamber 23.Evaporator room 240 can be inner bag and spacer body 242 sandwiches the space formed.Air outlet 241 can be formed in the top of spacer body 242.The lower back of refrigerating chamber 23 is formed with the return air inlet (not shown) making air from refrigerating chamber 23 Returning evaporimeter room 240.
Air outlet 241 place is provided with the first pressure fan 50, is configured to send into through the cooled air of evaporimeter 24 in storeroom.Especially, the refrigerator 100 of the embodiment of the present invention also comprises the second pressure fan 70, and it is arranged in alternating temperature supply wind path 210, sends in temperature-changing chamber 22 for the air will blowed from the first pressure fan 50.Alternating temperature air door 222 can be arranged on the upstream side of the second pressure fan 70 in alternating temperature supply wind path 210 further.The present invention due to two pressure fan can be utilized temperature-changing chamber 22 blowing cooling air simultaneously, thus can accelerate the circulation of cold air in temperature-changing chamber 22, realizes temperature-changing chamber 22 fast cooling.
Especially, fast cold drawing 40 can be set in temperature-changing chamber 22, to make the article be placed on fast cold drawing 40, there is cooling velocity faster.This fast cold drawing 40 can be the plank frame that Heat Conduction Material is made, such as aluminium sheet.
See Fig. 2-Fig. 4 and composition graphs 1, the drawer 30 that temperature-changing chamber 22 can comprise room 32 between female seat and can be arranged on to push-and-pull between female seat in room 32.Speed cold drawing 40 is arranged in drawer 30.Between female seat, room 32 and alternating temperature are supplied between wind path 210 and are separated by spacer body 221.Spacer body 221 is provided with the air outlet towards temperature-changing chamber 22 projection, the cold air from alternating temperature supply wind path 210 blows in each air outlet via the second pressure fan 70, thus makes cold air blow to temperature-changing chamber 22 via air outlet.Spacer body 221 is also provided with the return air inlet 2213 for the cold wind Returning evaporimeter room 240 in temperature-changing chamber 22, return air inlet 2213 can arrange return air blade.
In a preferred embodiment, rear wall 32 bottom of drawer 30 is provided with the air intake breach 321 of through rear wall 32, and fast cold drawing 40 to be arranged in drawer 30 and to be positioned at the top of air intake breach 321.Preferably, spacer body 221 is provided with two air outlets 2211 towards temperature-changing chamber 22 projection, 2212, blow to drawer 30 from the open top of drawer 30 in the top that wherein air outlet 2211 is configured to cross rear wall 32, air outlet 2212 is configured to pass through air intake breach 321 and blows to the bottom of drawer 30.Thus, the both sides up and down of fast cold drawing 40 can be made all to have cold wind to flow through, thus cold drawing 40 cold-storage that hastens can be added, further increase the cooling velocity being placed in article on fast cold drawing 40.
Further, the sidewall 31 of drawer 30 is provided with the two groups of air outlets 311 being positioned at differing heights, 312, often organize air outlet 311,312 comprise the multiple air outlets arranged along depth direction (in other words the fore-and-aft direction of drawer 30), through flowing out drawer 30 by air outlet after carrying out heat exchange for the cold air flowed in drawer 30 in drawer 30.Speed cold drawing 40 can be arranged on two groups of air outlets 311 further, between 312, drawer 30 to be separated to form upper and lower two spaces respectively with independent wind path.Particularly, be positioned at top one group of air outlet 311 the horizontal plane residing for root edge higher than air intake breach 321 apical margin residing for horizontal plane, and be positioned at below one group of air outlet 312 the horizontal plane residing for apical margin close to air intake breach 321 apical margin residing for horizontal plane.
As shown in Figure 3, drawer 30 is separated into upper and lower two spaces by fast cold drawing 40, and these two spaces have respective air inlet and respective return air inlet, thus form relatively independent wind path in respective space.Fig. 4 schematically shows the wind path in a space of drawer 30, as shown by the arrows in figure 4.For the upper space of drawer 30, cold wind flows into upper space from air outlet 2211, and flows out upper space via one group of air outlet 311; For the lower space of drawer 30, cold wind flows into lower space from air outlet 2212, and flows out lower space via one group of air outlet 312.The air of outflow upper space or lower space is via return air inlet 2213 and return to wind path (not shown) Returning evaporimeter room 240.
In certain embodiments, temperature-changing chamber 22 can comprise plural drawer 30, can arrange one or more air outlet in each corresponding position of drawer 30 rear wall 32.
See Fig. 5, the first pressure fan 50 can comprise rotary propeller fan 54 and fan shell 56, and its middle fan shell 56 is formed with the wind-tunnel 55 in roughly cylindric opening.Fan shell 56 is installed on the air outlet 241 of evaporator room 240, is the parts becoming border between the first pressure fan 50 suction side and air side.Fan 54 and wind-tunnel 55 are coaxially arranged, the end, air side of fan 54 compared to the end, air side of wind-tunnel 55, namely compared to the air side end face of fan shell 56 closer to outside, namely closer to air side or further from that side of evaporator room 240.Thus, the flow resistance of the air of discharging along fan 54 radius of turn direction can be reduced, air can be sent with less flow losses.
In a further embodiment, the outside of the air outlet 241 of evaporator room 240, namely the air side of the first pressure fan 50 is provided with masking device 60, and masking device 60 comprises the air-supply hood 62 for closed air outlet 241.Air-supply hood 62 is movably arranged on the air side of the first pressure fan 50, its be provided with for when closed air outlet 241 for the opening portion 622 that cooling-air flows through, be still communicated to alternating temperature supply wind path 210 under the state closing air outlet 241 at air-supply hood 62 to make evaporator room 240.
Continue see Fig. 5, the air side end face of the support base 64 of masking device 60 and the fan shell 56 of the first pressure fan 50 is fixed together in intimate contact.Towards that surface of evaporator room 240 on air-supply hood 62, namely towards that surface of the first pressure fan 50, be shaped to concave surface.Further, the circumference of concave surface forms the abutting part 67 abutted with support base 64.Thus, although fan 54 is more outstanding to air side than fan shell 56, air-supply hood 62 can not contact with fan 54, and abuts with support base 64 in the outside of wind-tunnel 55, thus closes air outlet 241.
Air-supply hood 62 may be molded in the form near the first pressure fan 50 side with the roughly box-shaped of concave shaped portion.In the upper portion side wall of air-supply hood 62, a part for this sidewall is excised, thus form opening portion 622.
Above air-supply hood 62, available synthetic resin spacer body 217 forms the inlet portion 216 (see Fig. 1) of alternating temperature supply wind path 210.Inlet portion 216 is that the spacer body 242 of rear side sandwiches with the spacer body 217 of front face side the space formed, and its top and alternating temperature supply wind path 210 and be communicated with.Even if opening portion 622 air-supply hood 62 close air outlet 241 state under be also communicated in alternating temperature supply wind path 210.Thus, even if close air-supply hood 62, also can ensure to have the cold airflow that allows evaporimeter 24 the cool stream to temperature-changing chamber 22.In a preferred embodiment of the invention, the top of inlet portion 216 supplies wind path 210 simultaneously and supplies wind path 210 be communicated with refrigerating with alternating temperature.Even if close air-supply hood 62, also can ensure to have the cold airflow that allows evaporimeter 24 the cool stream to temperature-changing chamber 22 and refrigerating chamber 21.
Support base 64 is the substantially planar parts in substantial middle part with the negotiable opening of cold air.The surface towards refrigerating chamber 23 side of support base 64 is provided with guide pillar 68, and air-supply hood 62 is reciprocally bearing on guide pillar 68 on the rotating shaft direction of fan 54.That is, guide pillar 68 inserting slidably extended in the rotating shaft direction of fan 54 is being formed in the support holes 69 on air-supply hood 62.Thus, air-supply hood 62 can as shown in figure 5 a, close to the first pressure fan 50; Or as shown in Figure 5 b, the first pressure fan 50 can be left.
As shown in Figure 5 a, if air-supply hood 62 is close to the first pressure fan 50, then the abutting part 67 of hood 62 periphery of blowing abuts with the surface towards refrigerating chamber 23 side of support base 64, thus closes the air flow circuit of the first pressure fan 50.That is, by the air outlet 241 of hood 62 closed evaporating device room 240 of blowing, a part for air flow circuit is made to be in closed condition.Specifically, by closed air-supply hood 62, close the stream from air outlet 241 to freezing supply wind path 230.
Here, as previously mentioned, air-supply hood 62 is formed with opening portion 622, though opening portion 622 close air outlet 241 at air-supply hood 62 state under be also communicated in alternating temperature supply wind path 210 and refrigeration supply wind path 210.Thus, even if close air-supply hood 62, as shown in arrow in Fig. 5 a, the air that the first pressure fan 50 blows out flows to alternating temperature supply wind path 210 and refrigeration supply wind path 210 via opening portion 622.
Like this, air-supply hood 62 being moved to the direction near evaporator room 240, by utilizing air-supply hood 62 to close air outlet 241, can stop to refrigerating chamber 23 cool-air feed, but still can to temperature-changing chamber 22 and refrigerating chamber 21 cool-air feed.
In addition, replacement air-supply hood 62 abuts this structure of support base towards the surface of refrigerating chamber 23 side, also can abut the outer peripheral face of support base with air-supply hood 62 or fan the air side end face of shell 56 or the structure of outer peripheral face.
On the other hand, as shown in Figure 5 b, if air-supply hood 62 moves towards the direction leaving the first pressure fan 50, then blow between hood 62 and support base and can form gap, namely form the opening being used for air flowing.That is, hood 62 of blowing is in open mode.Further, as shown by arrows, the air that the first pressure fan 50 blows out flows out from the opening formed between the abutting part 67 and support base of air-supply hood 62.
Like this, by making air-supply hood 62 move to the direction leaving evaporator room 240, can by cool-air feed to temperature-changing chamber 22, refrigerating chamber 21 and refrigerating chamber 23.
In addition, about the mechanism and the driving method that make air-supply hood 62 opening and closing, various method can be adopted.Such as, motor, solenoid and other modes can be utilized to carry out opening and closing air-supply hood 62.In addition, also can adopt the structure be fixed to by the parts of the support base being equivalent to masking device 60 on spacer body 232, realize blowing hood 62 with fan abutting of shell.
Fig. 6 is the schematic diagram of the supply wind path of refrigerator 100 according to the embodiment of the present invention.As shown in Figure 6, in the further embodiment of the present invention, multiple refrigeration air-out passages 215 that refrigeration supply wind path 210 comprises a refrigeration air intake passage 218 be communicated with air outlet 241 and is communicated with refrigerating chamber 21, multiple refrigeration air-out passage 215 is configured to be communicated with refrigerating chamber 21 at the diverse location place of refrigerating chamber 21 rear wall respectively.Each refrigeration air-out passage 215 can have one or more refrigeration air outlet 211.
Refrigerator 100 also can comprise air-supply arrangement 10 along separate routes further, and be arranged in refrigeration supply wind path 210, cold air controllably can be dispensed to corresponding region according to the surface temperature of zones of different article in refrigerating chamber 21 by it.
Fig. 7 is the schematic explosive view of the shunt air-supply arrangement 10 shown in Fig. 6.As shown in Figure 7, air-supply arrangement 10 comprises the shunt import 128 be communicated with refrigeration air intake passage 218 and the multiple distribution openings 123 be communicated with respectively with multiple refrigeration air-out passage 215 along separate routes.Air-supply arrangement 10 is configured to controllably refrigerate in air-out passage 215 accordingly by one or more being dispensed to of air-flow in multiple distribution openings 123 coming from import 128 along separate routes along separate routes.
Such as firm when article being placed on the top of refrigerating chamber 21, the temperature sensor being arranged on refrigerating chamber 21 top detects that the temperature in this region is higher, cold air all can be distributed to one or more refrigeration air-out passages 215 that refrigeration air outlet 211 is positioned at this areas adjacent by air-supply arrangement 10 along separate routes, fast high temperature article is cooled, avoid the impact of other having been deposited to article, avoid simultaneously and the waste of energy brought is cooled to whole refrigerating chamber 21.
Particularly, this shunt air-supply arrangement 10 can comprise housing and regulating part 14.Housing is formed with import 128 and multiple distribution openings 123 along separate routes.Regulating part 14 has at least one occlusion part 141, and at least one occlusion part 141 is movably arranged in housing, is configured to controllably cover multiple distribution openings 123, to adjust the respective air-out area of multiple distribution openings 123.The distribution that air-supply from the first pressure fan 50 can be passed through along separate routes air-supply arrangement 10 feeds to the zones of different of refrigerating chamber 21.
In the embodiment shown in Fig. 6 and Fig. 7, housing is formed with three distribution openings 123, air-supply arrangement 10 realizes only covering a distribution openings 123, covering two distribution openings 123 by rotating regulating part 14 along separate routes, or does not cover arbitrary distribution openings 123.In addition, regulating part 14 also can air force according to demand decide rotate angle, to make the part of occlusion part 141 to corresponding distribution openings 123 cover, to make this distribution openings 123 with default air-out area air-out.
In some embodiments of the invention, housing can be made up of body 12 and cover plate 16.Particularly, body 12 comprises circular base plate 127 and from the outward extending multiple arc perisporium 121 of the different peripheries of base plate 127.Aforementioned distribution openings 123 is formed between adjacent arc perisporium 121.Cover plate 16 is arranged at one end away from base plate 127 of arc perisporium 121, for capping arc perisporium 121.Each occlusion part 141 of regulating part 14 is the coaxial arc shutter arranged with arc perisporium 121, to make occlusion part 14 rotate around the axis of arc perisporium 121, thus controllably covers distribution openings 123.
In housing, DC stepper motor 18 can be set, rotate to drive regulating part 14.Because stepper motor exists the problem that backlash rocks, in order to weaken the impact of rocking adjustment process, can also a flexible member 146 be set between regulating part 14 and housing, for applying the pretightning force contrary with this direction when regulating part 14 rotates along a direction to it, rocking in rotation process can be reduced thus.Flexible member 146 can be disc spring, clockwork spring, and its one end is connected to the center position of regulating part 14, and the other end is connected on cover plate 16.
Below, Fig. 1 to Fig. 7 is referred again to illustrate the course of work of the refrigerator 100 with structure mentioned above.
First, the cooling running of temperature-changing chamber 22 will be described.As shown in figures 1 to 6, make compressor operation, open alternating temperature air door 222, the first pressure fan 50 and the second pressure fan 70 are operated, carries out the cooling of temperature-changing chamber 22 thus.That is, the air cooled by evaporimeter 24 by the air outlet 241 (the first pressure fan 50) of evaporator room 240, alternating temperature air door 222, second pressure fan 70, refrigeration supply wind path 210 and air outlet, is supplied to temperature-changing chamber 22 successively.Thereby, it is possible to cool the food be deposited in temperature-changing chamber 22 rapidly.Further, the circulation cold air be supplied in temperature-changing chamber 22 is back in evaporator room 240 from return air inlet 2213 via returning wind path, again cools it to make evaporimeter 24.
Here, no matter be the state of closedown air-supply hood 62 as shown in Figure 5 a, or the state opening air-supply hood 62 as shown in Figure 5 b, cold air can both flow to alternating temperature supply wind path 210 from evaporator room 240.That is, hood 62 of no matter blowing is opened or is closed, all can by cool-air feed to temperature-changing chamber 22.Thereby, it is possible to carry out the cooling running of temperature-changing chamber 22 independently relative to the cooling running of refrigerating chamber 23.Such as, under the state of closing air-supply hood 62, by making compressor operation, opening alternating temperature air door 222, closing refrigeration air door 212, the first pressure fan 50 and the second pressure fan 70 are operated, can only to temperature-changing chamber 22 cool-air feed.
Next the running of cooling refrigerating chamber 23 will be described.As shown in Figure 1, make compressor operation, the first pressure fan 50 is operated, open air-supply hood 62, thereby, it is possible to carry out the cooling of refrigerating chamber 23.Particularly, as shown in Figure 5 b, hood 62 of blowing is in the state leaving the first pressure fan 50.Thus, the air that evaporimeter 24 cools is blowed out by the first pressure fan 50 being disposed in air outlet 241 place of evaporator room 240, is supplied to refrigerating chamber 23 successively, again cools it to make evaporimeter 24 through freezing supply wind path 230 and blow-off outlet 234.
Therefore, it is possible to cool the food etc. be deposited in refrigerating chamber 23 with suitable temperature.Further, the return air inlet of the air in refrigerating chamber 23 by being formed bottom the lower back of refrigerating chamber 23, the return air inlet (not shown) via evaporator room 240 flows back in evaporator room 240.
Here, the cooling running of refrigerating chamber 23 is independently carry out relative to the cooling of refrigerating chamber 21 and temperature-changing chamber 22.As previously mentioned, because hood 62 of no matter blowing is opened or closed, all can by cool-air feed to refrigerating chamber 21 and temperature-changing chamber 22, the switch of the hood 62 that thus can control to blow according to the load condition of refrigerating chamber 23.
Such as, under the state of closing refrigeration air door 212 and alternating temperature air door 222, by making compressor operation, opening air-supply hood 62, the first pressure fan 50 is operated, can only to refrigerating chamber 23 cool-air feed.
Next the cool-air feed to refrigerating chamber 21 will be described.Make compressor operation, open refrigeration air door 212, the first pressure fan 50 is operated, carries out the cooling of refrigerating chamber 21 thus.That is, the air cooled by evaporimeter 24 by the air outlet 241 (the first pressure fan 50) of evaporator room 240, refrigeration air door 212, refrigeration supply wind path 210 and refrigeration air outlet 211, is supplied to refrigerating chamber 21 successively.Thereby, it is possible to cool the food etc. be deposited in refrigerating chamber 21 with suitable temperature.
Further, the circulation cold air be supplied in refrigerating chamber 21 is back in evaporator room 240 from return air inlet (not shown) via returning wind path, again cools it to make evaporimeter 24.
As previously mentioned, here, no matter be the state of closedown air-supply hood 62 as shown in Figure 5 a, or the state opening air-supply hood 62 as shown in Figure 5 b, cold air can both flow to refrigeration supply wind path 210 from evaporator room 240.That is, hood 62 of no matter blowing is opened or is closed, all can by cool-air feed to refrigerating chamber 21.Thereby, it is possible to carry out the cooling running of refrigerating chamber 21 independently relative to the cooling running of refrigerating chamber 23.
Such as, under the state of closing air-supply hood 62, by making compressor operation, opening refrigeration air door 212, closing alternating temperature air door 222, the first pressure fan 50 is operated, can only to refrigerating chamber 21 cool-air feed.In the process to refrigeration supply wind path 210 cool-air feed, regulate the air quantity of each refrigeration air outlet 211 by shunt air-supply arrangement 10, controllably cold air is dispensed to corresponding region according to the surface temperature of zones of different article in refrigerating chamber 21.
As mentioned above, in refrigerator 100, the cold air cooled separately can be supplied to each storeroom by an evaporimeter 24.Thereby, it is possible to the cooling load respective according to temperature-changing chamber 22, refrigerating chamber 21 and refrigerating chamber 23 suitably cools temperature-changing chamber 22, refrigerating chamber 21 and refrigerating chamber 23 respectively.
Further, according to refrigerator 100 of the present invention, the refrigerator 100 only leaning on an evaporimeter 24 also can comprise two or three evaporimeters as prior art, alternately cool temperature-changing chamber 22, refrigerating chamber 21 and refrigerating chamber 23.Here, refrigerator 100 does not need complicated refrigerant loop and loop switch to control, so can cool each storeroom efficiently with less thermal losses.
Further, the evaporimeter that refrigerator 100 does not need refrigerating chamber 21 special and the special evaporimeter of temperature-changing chamber 22, therefore, it is possible to expand the space of temperature-changing chamber 22 and refrigerating chamber 21.In addition, according to the chilling temperature (evaporating temperature of refrigerant) of answering the target cold insulation temperature of the storeroom of cool-air feed to adjust evaporimeter 24, the efficiency of kind of refrigeration cycle can be can further improve thus.
Further, according to refrigerator 100 of the present invention, the air-supply hood 62 of masking device 60 can be utilized when defrosting to evaporimeter 24 to close air outlet 241, closing refrigeration air door 212 and alternating temperature air door 222.The refrigeration that flowed into by the air heated thereby, it is possible to avoid evaporating in device room 240 supplies wind path 210, alternating temperature supply wind path 210 and freezing supply wind path 230.
In addition, can open refrigeration air door 212 in the process of defrosting, the cold air that the humidity brought to make defrosting is higher is supplied to refrigerating chamber 21, to improve the humidity in refrigerating chamber 21 by the opening portion 622 of air-supply hood 62, prevent from being housed in the desiccation such as food wherein, effectively improve fresh-keeping effect.
In above-described embodiment, give the example be simultaneously connected with refrigerating chamber 21 with temperature-changing chamber 22 with the opening portion 622 that air-supply hood 62 is formed, but also opening portion 622 can be configured to only be connected with a receiving room.Such as, opening portion 622 can be made only to be communicated to temperature-changing chamber 22, or to be only communicated to refrigerating chamber 21 etc.In addition, also the refrigerating chamber 21 shown in the present embodiment or temperature-changing chamber 22 can be configured to the receiving room being in cryogenic temperature scope.Even this distortion, according to the present invention, suitably different to the cold insulation temperature each receiving room of unique evaporimeter 24 also can be utilized to cool respectively.
In addition, although the example provided arranges an opening portion 622 on air-supply hood 62, the quantity of opening portion 622 is not limited to one, also can arrange multiple opening portion 622.That is, the multiple opening portions 622 be connected respectively with each receiving room can be formed on air-supply hood 62.Such as, at air-supply hood 62 place except aforesaid opening portion 622, also can add the other opening portion 622 of formation one again, two opening portions 622 are communicated with refrigerating chamber 21 with temperature-changing chamber 22 respectively.
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 (11)
1. a refrigerator, comprising:
Storeroom, it is divided into temperature-changing chamber and at least one other receiving room;
Evaporimeter, it cools the air being supplied to described storeroom;
Evaporator room, it is equipped with described evaporimeter, and is formed with the air outlet leading to described storeroom;
First pressure fan, is arranged on described air outlet place, is configured to the air after described evaporator cools to send in described storeroom; And
Second pressure fan, it is arranged on the alternating temperature connecting described air outlet and described temperature-changing chamber and supplies in wind path, for being sent in described temperature-changing chamber by the air blowed from described first pressure fan.
2. refrigerator according to claim 1, also comprises:
Alternating temperature air door, it is arranged on the upstream side of the second pressure fan described in described alternating temperature supply wind path.
3. refrigerator according to claim 1, wherein
Fast cold drawing is provided with in described temperature-changing chamber.
4. refrigerator according to claim 3, wherein
The drawer that described temperature-changing chamber comprises room between female seat and can be arranged on to push-and-pull between described female seat in room, the rear wall bottom of described drawer is provided with the air intake breach of through described rear wall, and described fast cold drawing to be arranged in described drawer and to be positioned at the top of described air intake breach;
Described alternating temperature supply wind path is arranged on the rear side of described temperature-changing chamber, and between described female seat, room and described alternating temperature are supplied between wind path and separated by a spacer body; Described spacer body is provided with two air outlets towards described temperature-changing chamber projection, blow to described drawer from the open top of described drawer in the top that one of them air outlet is configured to cross described rear wall, another air outlet is configured to pass through described air intake breach and blows to the bottom of described drawer.
5. refrigerator according to claim 4, wherein
The sidewall of described drawer is provided with the two groups of air outlets being positioned at differing heights, often organizes air outlet and comprise the multiple air outlets arranged along depth direction;
Described fast cold drawing is arranged between described two groups of air outlets further, described drawer separation to be formed upper and lower two spaces respectively with independent wind path.
6. refrigerator according to claim 1, also comprises:
Air-supply hood, it is movably arranged on the air side of described first pressure fan, described air-supply hood is provided with the opening portion for flowing through for cooling-air when closing described air outlet, is still communicated to the alternating temperature be connected with described temperature-changing chamber supplies wind path to make described evaporator room under the state closing described air outlet at described air-supply hood.
7. refrigerator according to claim 6, wherein
At least one other receiving room described comprise refrigerating chamber, and it is formed in the below of described temperature-changing chamber, and described refrigerating chamber is communicated with described evaporator room by coupled freezing supply wind path; And
Described evaporator room is formed at the rear of described refrigerating chamber;
Described air-supply hood is configured to, under the state closing described air outlet, disconnect the stream between described evaporator room and described freezing supply wind path.
8. refrigerator according to claim 7, wherein
At least one other receiving room described also comprise refrigerating chamber, and it is formed in the top of described temperature-changing chamber, and described refrigerating chamber is communicated with described evaporator room by coupled refrigeration supply wind path; And
Described air-supply hood is configured under the state closing described air outlet, makes described evaporator room be supplied wind path and supply wind path with described alternating temperature and be communicated with described refrigeration by described opening portion simultaneously.
9. refrigerator according to claim 8, also comprises:
Refrigeration air door, it is arranged in described refrigeration supply wind path.
10. refrigerator according to claim 9, wherein
Multiple refrigeration air-out passages that described refrigeration supply wind path comprises a refrigeration air intake passage be communicated with described air outlet and is communicated with described refrigerating chamber, described multiple refrigeration air-out passage is configured to be communicated with described refrigerating chamber at the diverse location place of described refrigerating chamber rear wall respectively;
Described refrigerator also comprises air-supply arrangement along separate routes, be arranged in described refrigeration supply wind path, it comprises the shunt import be communicated with described refrigeration air intake passage and the multiple distribution openings be communicated with respectively with described multiple refrigeration air-out passage, and described shunt air-supply arrangement is configured to controllably refrigerate in air-out passage accordingly by one or more being dispensed to of air-flow in described multiple distribution openings coming from described shunt import.
11. refrigerators according to claim 10, wherein said shunt air-supply arrangement also comprises:
Housing, it is formed with described shunt import and described multiple distribution openings; With
Regulating part, has at least one occlusion part, and at least one occlusion part described is movably arranged in described housing, is configured to controllably cover described multiple distribution openings, to adjust described multiple distribution openings air-out area separately.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711079616.2A CN108518909B (en) | 2015-05-21 | 2015-05-21 | Refrigerator with a door |
| CN201510263642.5A CN104896828B (en) | 2015-05-21 | 2015-05-21 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263642.5A CN104896828B (en) | 2015-05-21 | 2015-05-21 | Refrigerator |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711079616.2A Division CN108518909B (en) | 2015-05-21 | 2015-05-21 | Refrigerator with a door |
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| Publication Number | Publication Date |
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| CN104896828A true CN104896828A (en) | 2015-09-09 |
| CN104896828B CN104896828B (en) | 2018-02-02 |
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| CN201510263642.5A Active CN104896828B (en) | 2015-05-21 | 2015-05-21 | Refrigerator |
| CN201711079616.2A Active CN108518909B (en) | 2015-05-21 | 2015-05-21 | Refrigerator with a door |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711079616.2A Active CN108518909B (en) | 2015-05-21 | 2015-05-21 | Refrigerator with a door |
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| CN105627670A (en) * | 2016-03-01 | 2016-06-01 | 澳柯玛股份有限公司 | Five-door air-cooled refrigerator |
| CN105650974A (en) * | 2016-03-14 | 2016-06-08 | 合肥华凌股份有限公司 | Refrigerator and control method thereof |
| CN106247741A (en) * | 2016-07-12 | 2016-12-21 | 青岛海尔股份有限公司 | A kind of refrigerator |
| CN107036385A (en) * | 2017-04-06 | 2017-08-11 | 海信（山东）冰箱有限公司 | A kind of refrigerator with humidity regulation drawer |
| WO2018113711A1 (en) * | 2016-12-21 | 2018-06-28 | 青岛海尔股份有限公司 | Refrigerator |
| WO2018121577A1 (en) * | 2016-12-27 | 2018-07-05 | 青岛海尔股份有限公司 | Control method for refrigerator having blower shield, and refrigerator |
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| WO2020119516A1 (en) * | 2018-12-10 | 2020-06-18 | 青岛海尔电冰箱有限公司 | Refrigerator |
| WO2020119550A1 (en) * | 2018-12-10 | 2020-06-18 | 青岛海尔电冰箱有限公司 | Refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20210128207A (en) * | 2020-04-16 | 2021-10-26 | 엘지전자 주식회사 | refrigerator |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108518909B (en) | 2020-09-29 |
| CN108518909A (en) | 2018-09-11 |
| CN104896828B (en) | 2018-02-02 |
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