CN115406174A - A kind of refrigerator - Google Patents
A kind of refrigerator Download PDFInfo
- Publication number
- CN115406174A CN115406174A CN202110605786.XA CN202110605786A CN115406174A CN 115406174 A CN115406174 A CN 115406174A CN 202110605786 A CN202110605786 A CN 202110605786A CN 115406174 A CN115406174 A CN 115406174A
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- Prior art keywords
- ice
- circuit
- refrigerating
- refrigerant
- refrigeration
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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
- F25D23/00—General constructional features
- F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
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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
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
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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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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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)
- Production, Working, Storing, Or Distribution Of Ice (AREA)
Abstract
The invention relates to the technical field of household appliances and discloses a refrigerator, wherein a refrigeration and refrigeration loop is connected with an ice-making refrigeration loop in parallel; the switching valve set is arranged at the upstream ends of the refrigeration circuit and the ice-making refrigeration circuit, when the switching valve set is at a first position, the refrigeration circuit is communicated with the refrigerant transportation circuit, and when the switching valve set is at a second position, the ice-making refrigeration circuit is communicated with the refrigerant transportation circuit; when the ice machine needs to refrigerate, the ice-making refrigeration loop and the refrigerant transportation loop are communicated, and the refrigeration loop and the refrigerant transportation loop are disconnected; when the ice maker does not need to refrigerate, the refrigeration circuit and the refrigerant transportation circuit are communicated, the ice making refrigeration circuit and the refrigerant transportation circuit are disconnected, and when the temperature of the refrigeration chamber is reduced to the preset temperature and the ice maker needs to refrigerate, the ice making refrigeration circuit and the refrigerant transportation circuit are communicated, and the refrigeration circuit and the refrigerant transportation circuit are disconnected. The refrigerator adopting the technical scheme of the invention has high ice making efficiency and reduces the time of refrigeration cycle.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a refrigerator.
Background
At present, along with the living needs of people, a refrigerator is required to be equipped with an ice making function, and an ice maker of the existing refrigerator with the ice making function is usually connected in series behind a refrigeration evaporator, so that during the refrigeration of the ice maker of the existing refrigerator, if the refrigeration requirement exists, a refrigerant at the outlet of the refrigeration evaporator is higher than the temperature of an ice tray of the ice maker, the ice tray cannot obtain a cooling effect, and the temperature of the ice tray can be increased, at this time, the system starts to refrigerate the ice maker again after the refrigeration is completely finished, the ice making time of the ice maker can be greatly prolonged, and verification shows that as shown in fig. 1, the ice making process is as long as 60 minutes once, the ice making efficiency is seriously reduced, the time of a refrigeration cycle is prolonged, and the working time of a refrigerant transportation loop is prolonged.
Disclosure of Invention
The purpose of the invention is: provided is a refrigerator having high ice making efficiency, reducing time required for a refrigeration cycle, and thus improving operation efficiency of the refrigerator.
In order to achieve the purpose, the invention provides a refrigerator which comprises a refrigerator body, an ice maker, a refrigerant transportation loop, a switching valve bank, a refrigerating and refrigerating loop, an ice making and refrigerating loop and a controller, wherein the refrigerator body is provided with a refrigerating chamber and a refrigerating chamber;
the box body is provided with a refrigerating chamber;
the ice maker is arranged in the box body;
the refrigerant transport circuit has a refrigerant discharge end and a refrigerant return end;
a refrigerating and refrigerating assembly for refrigerating the refrigerating chamber is arranged on the refrigerating and refrigerating circuit, one end of the refrigerating and refrigerating circuit is connected with a refrigerant discharge end, and the other end of the refrigerating and refrigerating circuit is connected with a refrigerant return end;
an ice making and refrigerating assembly for refrigerating the ice maker is arranged on the ice making and refrigerating circuit, one end of the ice making and refrigerating circuit is connected with the refrigerant discharge end, and the other end of the ice making and refrigerating circuit is connected with the refrigerant return end;
the switching valve group is connected with the refrigerant discharge end and arranged at the upstream ends of the refrigerating and refrigerating circuit and the ice-making refrigerating circuit, the switching valve group can be switched between a first position and a second position, when the switching valve group is at the first position, the refrigerating and refrigerating circuit is communicated with the refrigerant transportation circuit, and when the switching valve group is at the second position, the ice-making refrigerating circuit is communicated with the refrigerant transportation circuit;
when an ice maker needs refrigeration, the ice making refrigeration circuit and the refrigerant transportation circuit are communicated, and the refrigeration circuit and the refrigerant transportation circuit are disconnected;
when the ice maker does not need refrigeration, the refrigeration circuit is communicated with the refrigerant transportation circuit, and the ice making refrigeration circuit and the refrigerant transportation circuit are disconnected,
when the temperature of the refrigerating chamber is reduced to a preset temperature and the ice maker needs to refrigerate, the ice making refrigerating circuit and the refrigerant transportation circuit are communicated, and the refrigerating circuit and the refrigerant transportation circuit are disconnected.
In some embodiments of this application, still have the freezer in the box, the freezer is connected with freezing refrigeration circuit, be equipped with freezing refrigeration assembly on the freezing refrigeration circuit, freezing refrigeration circuit's one end with the refrigerant discharge end links to each other, freezing refrigeration circuit's the other end with refrigerant return end links to each other, the switching valves sets up freezing refrigeration assembly's upstream end, switching valves subassembly can communicate or break off freezing refrigeration circuit with refrigerant transportation return circuit.
In some embodiments of the present application, the refrigeration assembly includes a refrigeration throttling device and a refrigeration evaporator, the refrigeration throttling device is connected with the refrigerant discharge end, and the switching valve set is arranged at the upstream end of the refrigeration throttling device; one end of the freezing evaporator is connected with the freezing throttling device, and the other end of the freezing evaporator is connected with the refrigerant return end.
In some embodiments of the present application, the ice making and refrigerating assembly includes an ice making throttle device, one end of the ice making throttle device is connected to the refrigerant discharge end, the switching valve set is disposed at an upstream end of the ice making throttle device, and the other end of the ice making throttle device is connected to a refrigerant inlet of the ice maker.
In some embodiments of the present application, a refrigerant outlet of the ice maker is connected to a refrigerant inlet of the freezing evaporator.
In some embodiments of the present application, the refrigeration chiller assembly includes a refrigeration throttle and a refrigeration evaporator, the refrigeration throttle being connected to the refrigerant discharge end, the switching valve block being disposed at an upstream end of the refrigeration throttle; one end of the refrigeration evaporator is connected with the refrigeration throttling device, and the other end of the refrigeration evaporator is connected with a refrigerant inlet of the freezing evaporator.
In some embodiments of the present application, a compressor and a condenser are sequentially disposed on the refrigerant transportation loop along a flow direction of the refrigerant, the compressor having a refrigerant return end connected to the refrigeration evaporator; the condenser has a refrigerant discharge connected to the switching valve block.
In some embodiments of the present application, the box body is further provided with a temperature-variable chamber, and the refrigeration evaporator is used for refrigerating the temperature-variable chamber.
In some embodiments of the present application, the ice maker comprises a housing, an ice making evaporation tube, an ice tray, a turnover mechanism, and a heater;
the shell is provided with an ice storage chamber;
the ice making evaporation tube is arranged in the ice storage chamber along the extension direction of the ice storage chamber and is communicated with the ice making refrigeration assembly;
the ice tray is arranged in the ice storage chamber and positioned above the ice making evaporation pipe, and a plurality of accommodating grooves for forming ice blocks are formed in the ice tray;
the turnover mechanism is arranged in the ice storage chamber and used for turning over the ice grids;
the heater is arranged in the ice storage chamber and used for heating the ice grids.
In some embodiments of the present application, the ice maker further includes an ice making fan disposed in the ice storage compartment, the ice making fan being disposed opposite to the ice making evaporation duct.
Compared with the prior art, the refrigerator provided by the embodiment of the invention has the beneficial effects that:
according to the refrigerator provided by the embodiment of the invention, the refrigerating chamber is independently refrigerated by the ice maker in the time when the refrigeration is not needed (for example, when the ice maker scrapes ice). Therefore, the compressor does not need to be stopped when ice is scraped, the problem that the compressor can be started only after ice scraping is finished in the prior art is solved, frequent starting and closing of the compressor are avoided, and the service life of the compressor is prolonged. In the ice making process, the refrigerant transportation loop is not switched to supply cold for the refrigeration and refrigeration loop any more, and refrigeration of the ice making machine is not interfered, so that the quantity of the refrigerant received by the ice making machine is increased, and the working efficiency of the ice making machine is improved.
Drawings
FIG. 1 is a cycle schematic of a prior art ice-making cycle;
FIG. 2 is a schematic diagram of a control system of a refrigerator according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a refrigerator according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a refrigerator according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a refrigerator according to an embodiment of the present invention after a door is removed;
FIG. 6 is a schematic structural diagram of an ice maker according to an embodiment of the present invention;
FIG. 7 is a cycle schematic of an ice-making cycle of a refrigerator according to an embodiment of the present invention;
in the figure, 100, a refrigerant transportation circuit, 110, a compressor, 120, a condenser, 200, a switching valve group, 300, a freezing refrigeration circuit, 310, a freezing throttling device, 320, a freezing evaporator, 400, a refrigerating refrigeration circuit, 410, a refrigerating throttling device, 420, a refrigerating evaporator, 500, an ice-making refrigeration circuit, 510, an ice-making throttling device, 520, an ice machine, 521, an ice-making evaporation pipe, 522, an ice grid, 523, an ice turning rod, 524, an ice storage chamber, 525, a heater, 526, an ice-making fan, 600, a temperature change chamber, 700, a refrigerating chamber, 800 and a freezing chamber.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The invention will be further explained and explained with reference to the drawings and the embodiments in the description. The step numbers in the embodiments of the present invention are set for convenience of illustration only, the order between the steps is not limited at all, and the execution order of each step in the embodiments can be adaptively adjusted according to the understanding of those skilled in the art.
As shown in fig. 2 to 7, a refrigerator according to a preferred embodiment of the present invention includes a box, an ice maker 520, a refrigerant transportation circuit 100, a switching valve set 200, a refrigerating and refrigerating circuit 400, an ice making and refrigerating circuit 500, and a controller, wherein the refrigerant transportation circuit 100, the switching valve set 200, the refrigerating and refrigerating circuit 400, and the ice making and refrigerating circuit 500 are all disposed in the box, and the controller may be a control panel disposed on the box or a mobile control terminal: devices such as cell phones or remote controls;
the cabinet has a refrigerating compartment 700, and an ice maker 520 is disposed in the refrigerating compartment 700;
the refrigerant transport loop 100 has a refrigerant discharge end and a refrigerant return end;
a refrigerating and refrigerating assembly for refrigerating the refrigerating chamber 700 is arranged on the refrigerating and refrigerating circuit 400, one end of the refrigerating and refrigerating circuit 400 is connected with a refrigerant discharge end, and the other end of the refrigerating and refrigerating circuit 400 is connected with a refrigerant return end of the refrigerant transportation circuit 100;
the ice-making refrigeration circuit 500 is provided with an ice-making refrigeration assembly for refrigerating the ice-making machine 520, one end of the ice-making refrigeration circuit 500 is connected with a refrigerant discharge end, and the other end of the ice-making refrigeration circuit 500 is connected with a refrigerant return end of the refrigerant transportation circuit 100;
the switching valve group 200 is connected with a refrigerant discharge end, the switching valve group 200 is arranged at the upstream end of the refrigeration and refrigeration circuit 400 and the ice-making refrigeration circuit 500, and the switching valve group 200 can be switched between a first position and a second position;
when the switching valve block 200 is in the first position, the refrigeration circuit 400 is in communication with the refrigerant transport circuit 100;
when the switching valve block 200 is in the second position, the ice-making refrigeration circuit 500 is in communication with the refrigerant transport circuit 100;
when the ice maker 520 needs to refrigerate, the controller controls the switching valve set 200 to connect the ice making refrigeration circuit 500 and the refrigerant transportation circuit 100 and disconnect the refrigeration circuit 400 and the refrigerant transportation circuit 100;
when the ice maker 520 does not need to refrigerate, the controller controls the switching valve set 200 to connect the refrigerating refrigeration circuit 400 with the refrigerant transportation circuit 100 and disconnect the ice making refrigeration circuit 500 and the refrigerant transportation circuit 100, wherein when the ice maker 520 does not need to refrigerate, the ice maker 520 scrapes ice and does not need ice making;
when the temperature of the refrigerating compartment 700 is lowered to a preset temperature and the ice maker 520 requires refrigeration, the ice making refrigeration circuit 500 and the refrigerant transport circuit 100 are connected and the refrigerating refrigeration circuit 400 and the refrigerant transport circuit 100 are disconnected.
Based on the technical scheme, the invention utilizes the ice maker 520 to independently refrigerate the refrigerating chamber 700 within 10 minutes of ice scraping. Therefore, the compressor 110 does not need to be stopped when ice is scraped, the problem that the compressor 110 can be started only after ice scraping is finished in the prior art is solved, frequent starting and closing of the compressor 110 is avoided, and the service life of the compressor 110 is prolonged. In the ice making process, the refrigerant transportation circuit 100 is not switched to supply cold for the refrigeration circuit 400 any more, and refrigeration of the ice maker 520 is not disturbed, so that the quantity of the refrigerant received by the ice maker 520 is increased, and thus the working efficiency of the ice maker 520 is improved.
In some embodiments of the present application, the box further has a freezing chamber 800 therein, the freezing chamber 800 is connected with a freezing and refrigerating circuit 300 for refrigerating the freezing chamber 800, a freezing and refrigerating assembly is arranged on the freezing and refrigerating circuit 300, one end of the freezing and refrigerating circuit 300 is connected with a refrigerant discharge end, the other end of the freezing and refrigerating circuit 300 is connected with a refrigerant return end of the refrigerant transportation circuit 100, the switching valve set 200 is arranged at an upstream end of the freezing and refrigerating assembly, the switching valve set 200 can connect or disconnect the freezing and refrigerating circuit 300 and the refrigerant transportation circuit 100, thereby the switching valve set 200 can control the on-off of the freezing and refrigerating circuit 300, and thereby the distribution of the refrigerant is controlled.
In some embodiments of the present application, the ice maker 520 is disposed in the refrigerating compartment, thereby preventing a water supply system, which may be present in the freezing compartment in which the ice maker 520 is disposed, from freezing, and the like.
In some embodiments of the present application, the freezing and refrigerating assembly includes a freezing throttling device 310 and a freezing evaporator 320 connected to each other, the freezing throttling device 310 is connected to a refrigerant discharge end, the switching valve set 200 is disposed at an upstream end of the freezing throttling device 310, a refrigerant outlet end of the freezing evaporator 320 is connected to a refrigerant return end of the refrigerant transportation circuit 100, and by disposing the freezing throttling device 310 and the freezing evaporator 320, form conversion of the refrigerant is achieved, so that heat exchange is achieved, and refrigeration of the freezing chamber is completed.
In some embodiments of the present application, the ice-making refrigeration assembly includes an ice-making throttle device 510, one end of the ice-making throttle device 510 being connected to a refrigerant discharge end, and the other end of the ice-making throttle device 510 being connected to a refrigerant inlet of an ice-making machine 520.
In some embodiments of the present application, the refrigerant outlet of the ice maker 520 is connected to the refrigerant inlet of the freezing evaporator 320, so that the refrigerant passing through the ice maker 520 can also circulate into the freezing evaporator 320 for heat exchange, thereby saving energy.
In some embodiments of the present application, the refrigeration cooling assembly includes a refrigeration throttle device 410 and a refrigeration evaporator 420 connected together, the refrigeration throttle device 410 is connected to a refrigerant discharge end, the switching valve set 200 is disposed at an upstream end of the refrigeration throttle device 410, one end of the refrigeration evaporator 420 is connected to the refrigeration throttle device 410, and the other end of the refrigeration evaporator 420 is connected to a refrigerant inlet of the freezing evaporator 320. The refrigerating evaporator 420 is connected with the freezing evaporator 320, so that the refrigerant passing through the refrigerating evaporator 420 can also circulate to the freezing evaporator 320 for heat exchange, thereby saving energy.
In the application, the throttling devices of all the loops are capillary tubes which mainly play the roles of throttling, pressure reduction and flow regulation and also have the functions of preventing wet compression, liquid impact and abnormal overheating, and generally, the capillary tubes are thin and long copper tubes. The inner diameter is generally 0.5 to 1mm, and the length is 2 to 4 m. The copper pipe has good heat-conducting property. Because the aperture of the capillary tube is small, only a certain amount of high-pressure liquid can pass through the capillary tube, the refrigerant enters the evaporator after flowing out of the tube opening of the capillary tube, the liquid state is changed into the gas state after absorbing heat, and the refrigerant is kept at high pressure in the condenser 120 and is cooled into the liquid state from the gas state due to the obstruction of the capillary tube after being sent into the condenser 120 by the compressor 110. The pressure of the refrigerant passing through the capillary tube is reduced, and the refrigerant is evaporated from a liquid state into a gaseous state after entering the evaporator, absorbs heat and completes refrigeration. The capillary tube can also regulate the evaporation temperature in the evaporator by regulating the refrigerant flow.
In some embodiments of the present application, a compressor 110 and a condenser 120 are sequentially disposed on the refrigerant transportation circuit 100 along a flow direction of the refrigerant, the compressor 110 is connected to the freezing evaporator 320, the condenser 120 is connected to the switching valve group 200, and the compressor 110 and the condenser 120 are disposed to circulate the refrigerant.
As shown in fig. 4, in some embodiments of the present application, a temperature-variable chamber 600 is further provided in the box, and the freezing evaporator 320 is used for refrigerating the temperature-variable chamber 600, and by providing the temperature-variable chamber 600, a temperature-adjustable compartment is provided, and the temperature-variable chamber can meet the requirements of refrigeration, zero-degree preservation, and the like, so as to meet more requirements of users.
In some embodiments of the present application, the switching valve set 200 is an electric valve, and the switching valve set 200 is used to switch the refrigeration cycle, so as to facilitate the connection or disconnection of the refrigeration cycle.
In some embodiments of the present application, the ice maker 520 includes a housing, an ice making evaporation tube 521, an ice tray 522, an ice turning lever 523, and a heater 525;
the housing has an ice storage compartment 524;
the ice making evaporation pipe 521 is arranged in the ice storage chamber 524 along the extension direction of the accommodating cavity, the ice making evaporation pipe 521 is communicated with the ice making refrigeration assembly, and the temperature of the ice storage chamber 524 is reduced by arranging the ice making evaporation pipe 521, so that the ice making requirement is met;
the ice tray 522 is arranged in the ice storage chamber 524 and above the ice making evaporation pipe 521, and a plurality of accommodating grooves for forming ice cubes are arranged on the ice tray 522;
the turnover mechanism is arranged in the ice storage chamber 524 and used for enabling the ice grids 522 to turn over, and specifically the turnover mechanism comprises an ice turning rod 523 and a motor connected with the ice turning rod 523, the motor drives the ice turning rod 523 to rotate, and the ice turning rod 523 is arranged above the ice grids 522, so that the ice turning rod 523 can drive the ice grids 522 to turn over;
in some embodiments of the present application, the heater 525 is disposed in the ice storage chamber 524 for heating the ice tray 522, and by disposing the heater 525, ice cubes in the ice tray 522 can be heated, so that the ice cubes are released from the ice tray 522, and the ice cubes can be taken out conveniently.
In some embodiments of the present application, the ice maker 520 further includes an ice making fan 526, the ice making fan 526 is disposed in the ice storage chamber 524, the ice making fan 526 is disposed opposite to the ice making evaporation pipe 521, and the ice making fan 526 is configured to maintain the temperature of the ice storage chamber 524 of the ice maker 520, and by disposing the ice making fan 526 in the ice storage chamber 524 and disposing the ice making fan 526 opposite to the ice making evaporation pipe 521, the ice making fan 526 performs an effective operation, so that an air channel is formed between the inside and the outside of the ice maker 520, and a small part of circulating refrigeration is performed to maintain the temperature of the ice storage chamber 524.
In this application, the ice maker 520 used is a direct cooling ice maker 520, and the working principle of the direct cooling ice maker 520 is as follows: the ice making evaporation pipe 521 is in direct contact with the ice making cells 522 of the ice making machine 520, refrigerant evaporates in the ice making evaporation pipe 521 to refrigerate the ice making machine 520, the ice making evaporation pipe 521 reaches about-30 degrees of low temperature, the temperature in the ice making cells 522 in contact with the ice making evaporation pipe 521 can reach about-15 degrees, further, the ice making evaporation pipe 521 cools water in the ice making cells 522, finally the water is changed into ice, when the ice scraping condition is reached, ice blocks are separated from the ice making cells 522 through a heater 525 of the ice making machine 520, and then the ice turning rods 523 of the turning mechanism turn the ice out.
In some embodiments of the present application, fans are disposed in the refrigerating compartment 700 and/or the temperature-changing compartment 600, each fan is electrically connected to the controller, and the controller can control the fans of the compartments to start or stop, so as to achieve the effect of equalizing the temperatures of the compartments.
The working process of the invention is as follows: when the compressor 110 is started, the refrigerant is compressed and discharged by the compressor 110, then is cooled by the condenser 120, and then is subjected to loop selection by the switching valve group 200, and at the moment, the refrigerant is distributed by the controller according to the refrigeration requirement;
when ice needs to be made, the controller starts the ice maker 520 and controls the switching valve set 200 to disconnect the refrigerating and refrigerating circuit 400, when the ice maker 520 scrapes ice, the controller controls the switching valve set 200 to disconnect the ice making and refrigerating circuit 500 and the refrigerant transportation circuit 100 and to connect the refrigerating and refrigerating circuit 400 and the refrigerant transportation circuit 100, and when the temperature of the refrigerating chamber 700 is reduced to the preset temperature, the controller controls the switching valve set to close the refrigerating and refrigerating circuit 400 and to connect the ice making and refrigerating circuit 500;
when ice making is not needed, the controller controls the switching valve set to disconnect the ice making refrigeration circuit 500 and the refrigerant transportation circuit 100;
the controller selects the refrigeration loop according to the refrigeration priority, and controls the ice maker 520 and the fans of the compartments to be started and stopped, so that the requirements of full-time refrigeration and time-sharing refrigeration of the compartments are met.
In summary, the embodiment of the present invention provides a refrigerator which separately refrigerates a refrigerating chamber 700 using an ice maker 520 for 10 minutes of ice scraping. Therefore, the compressor 110 does not need to be stopped during ice scraping, the problem that the compressor 110 can be started only after ice scraping in the prior art is finished is solved, frequent starting and closing of the compressor 110 are avoided, and the service life of the compressor 110 is prolonged. In the ice making process, the refrigerant transportation circuit 100 is not switched to supply cold for the refrigeration circuit 400 any more, and refrigeration of the ice maker 520 is not disturbed, so that the quantity of the refrigerant received by the ice maker 520 is increased, and thus the working efficiency of the ice maker 520 is improved.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", "X-axis direction", "Y-axis direction", "Z-axis direction", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Moreover, some of the above terms may be used to indicate other meanings besides orientation or position, for example, the term "on" may also be used to indicate some kind of dependency or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A refrigerator, characterized by comprising:
a cabinet having a refrigerating chamber;
an ice maker disposed in the case;
a refrigerant transport circuit having a refrigerant discharge end and a refrigerant return end;
the refrigerating refrigeration circuit is provided with a refrigerating refrigeration assembly for refrigerating the refrigerating chamber, one end of the refrigerating refrigeration circuit is connected with a refrigerant discharge end, and the other end of the refrigerating refrigeration circuit is connected with a refrigerant return end;
the ice-making refrigeration circuit is provided with an ice-making refrigeration assembly for refrigerating the ice-making machine, one end of the ice-making refrigeration circuit is connected with the refrigerant discharge end, and the other end of the ice-making refrigeration circuit is connected with the refrigerant return end;
the switching valve bank is arranged at the upstream ends of the refrigerating and refrigerating circuit and the ice-making refrigerating circuit and can be switched between a first position and a second position, when the switching valve bank is located at the first position, the refrigerating and refrigerating circuit is communicated with the refrigerant transportation circuit, and when the switching valve bank is located at the second position, the ice-making refrigerating circuit is communicated with the refrigerant transportation circuit; and
a controller to:
when an ice maker needs refrigeration, the ice making refrigeration circuit and the refrigerant transportation circuit are communicated, and the refrigeration circuit and the refrigerant transportation circuit are disconnected;
when the ice maker does not need refrigeration, the refrigeration circuit is communicated with the refrigerant transportation circuit, and the ice making refrigeration circuit and the refrigerant transportation circuit are disconnected,
when the temperature of the refrigerating chamber is reduced to a preset temperature and the ice maker needs to refrigerate, the ice making refrigerating circuit and the refrigerant transportation circuit are communicated, and the refrigerating circuit and the refrigerant transportation circuit are disconnected.
2. The refrigerator as claimed in claim 1, wherein a freezing chamber is further provided in the refrigerator body, the freezing chamber is connected with a freezing and refrigerating circuit, a freezing and refrigerating assembly is provided on the freezing and refrigerating circuit, one end of the freezing and refrigerating circuit is connected with the refrigerant discharge end, the other end of the freezing and refrigerating circuit is connected with the refrigerant return end, the switching valve assembly is provided at the upstream end of the freezing and refrigerating assembly, and the switching valve assembly can connect or disconnect the freezing and refrigerating circuit and the refrigerant transportation circuit.
3. The refrigerator of claim 2, wherein the freezer refrigeration assembly comprises:
the freezing throttling device is connected with the refrigerant discharge end, and the switching valve group is arranged at the upstream end of the freezing throttling device; and
and one end of the freezing evaporator is connected with the freezing throttling device, and the other end of the freezing evaporator is connected with the refrigerant return end.
4. The refrigerator of claim 3, wherein the ice-making refrigeration assembly comprises:
one end of the ice making throttling device is connected with the refrigerant discharge end, the switching valve group is arranged at the upstream end of the ice making throttling device, and the other end of the ice making throttling device is connected with a refrigerant inlet of the ice maker.
5. The refrigerator of claim 3, wherein a refrigerant outlet of the ice maker is connected to a refrigerant inlet of the freezing evaporator.
6. The refrigerator of claim 3, wherein the refrigeration assembly comprises:
the refrigerating throttling device is connected with the refrigerant discharge end, and the switching valve group is arranged at the upstream end of the refrigerating throttling device; and
and one end of the refrigerating evaporator is connected with the refrigerating throttling device, and the other end of the refrigerating evaporator is connected with a refrigerant inlet of the freezing evaporator.
7. The refrigerator as claimed in claim 3, wherein the refrigerant carrying circuit is provided with, in order in a flow direction of the refrigerant:
a compressor having a refrigerant return end connected to the freeze evaporator; and
a condenser having a refrigerant discharge end connected to the switching valve block.
8. The refrigerator as claimed in claim 3, wherein the cabinet further has a temperature-varying chamber therein, and the freezing evaporator is used for refrigerating the temperature-varying chamber.
9. The refrigerator of claim 1, wherein the ice maker comprises:
a housing having an ice storage chamber;
the ice-making evaporation tube is arranged in the ice storage chamber along the extension direction of the ice storage chamber and is communicated with the ice-making refrigeration assembly;
the ice grid is arranged in the ice storage chamber and positioned above the ice making evaporation pipe, and a plurality of accommodating grooves for forming ice blocks are formed in the ice grid;
the turnover mechanism is arranged in the ice storage chamber and used for turning over the ice grids; and
and the heater is arranged in the ice storage chamber and used for heating the ice grids.
10. The refrigerator of claim 9, wherein the ice maker further comprises an ice making fan disposed in the ice storage compartment, the ice making fan being disposed opposite the ice making evaporation duct.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110605786.XA CN115406174A (en) | 2021-05-28 | 2021-05-28 | A kind of refrigerator |
| PCT/CN2022/083457 WO2022247439A1 (en) | 2021-05-25 | 2022-03-28 | Refrigerator |
| US18/485,577 US20240035726A1 (en) | 2021-05-25 | 2023-10-12 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110605786.XA CN115406174A (en) | 2021-05-28 | 2021-05-28 | A kind of refrigerator |
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| Publication Number | Publication Date |
|---|---|
| CN115406174A true CN115406174A (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110605786.XA Pending CN115406174A (en) | 2021-05-25 | 2021-05-28 | A kind of refrigerator |
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| Country | Link |
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| CN (1) | CN115406174A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213526A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN203980766U (en) * | 2014-06-30 | 2014-12-03 | 河南新飞电器有限公司 | Refrigerating is changed refrigerator entirely |
| CN111750594A (en) * | 2020-06-15 | 2020-10-09 | 海信容声(广东)冰箱有限公司 | Refrigerator with a door |
| CN211823378U (en) * | 2020-02-21 | 2020-10-30 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
-
2021
- 2021-05-28 CN CN202110605786.XA patent/CN115406174A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213526A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN203980766U (en) * | 2014-06-30 | 2014-12-03 | 河南新飞电器有限公司 | Refrigerating is changed refrigerator entirely |
| CN211823378U (en) * | 2020-02-21 | 2020-10-30 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
| CN111750594A (en) * | 2020-06-15 | 2020-10-09 | 海信容声(广东)冰箱有限公司 | Refrigerator with a door |
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