WO2021096300A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2021096300A1
WO2021096300A1 PCT/KR2020/016012 KR2020016012W WO2021096300A1 WO 2021096300 A1 WO2021096300 A1 WO 2021096300A1 KR 2020016012 W KR2020016012 W KR 2020016012W WO 2021096300 A1 WO2021096300 A1 WO 2021096300A1
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WO
WIPO (PCT)
Prior art keywords
machine room
compressor
space
cover
plate
Prior art date
Application number
PCT/KR2020/016012
Other languages
English (en)
Korean (ko)
Inventor
임승언
오승진
양창완
손진호
나성진
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020190145461A external-priority patent/KR20210058238A/ko
Priority claimed from KR1020200027416A external-priority patent/KR20210112185A/ko
Priority claimed from KR1020200027422A external-priority patent/KR20210112189A/ko
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to AU2020382671A priority Critical patent/AU2020382671B2/en
Priority to EP20886425.6A priority patent/EP4060262A4/fr
Priority to US17/776,353 priority patent/US20220397336A1/en
Publication of WO2021096300A1 publication Critical patent/WO2021096300A1/fr

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Classifications

    • 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
    • F25D23/06—Walls
    • F25D23/062—Walls defining a cabinet
    • F25D23/063—Walls defining a cabinet formed by an assembly of panels
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • 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
    • 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
    • F25D23/006—General constructional features for mounting refrigerating machinery components
    • 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
    • F25D23/003—General constructional features for cooling refrigerating machinery

Definitions

  • the present invention relates to a refrigerator, and more particularly, to a refrigerator in which a machine room module in which a compressor and a condenser are installed is installed below.
  • refrigerators are home appliances that allow low-temperature storage of food in an internal storage space that is shielded by a door.
  • the refrigerator is configured to store the stored food in an optimal state by cooling the inside of the storage space using cold air generated through heat exchange with the refrigerant circulating through the refrigeration cycle.
  • refrigerators are gradually becoming multifunctional in accordance with changes in dietary life and the trend of high-end products, and refrigerators having various structures and convenience devices that enable users' convenience and internal space to be efficiently used are being released.
  • refrigerators suitable for storage according to types of alcoholic beverages and refrigerators for storing aged foods such as kimchi for a long time are being developed.
  • the exterior design of the refrigerator has been made to harmonize with the furniture in the space where the refrigerator is installed.
  • a built-in refrigerator has been in the spotlight in terms of interior because the exposed part is minimized. have. They serve to assist existing refrigerators and can store frequently used foods in the interior of the kitchen furniture, thereby enhancing the convenience of use.
  • Japanese Patent Laid-Open Patent 2017-141975 (prior art 1)
  • Korean Patent Publication 2011-0019076 (prior art 2)
  • US registered patent US5,881,567 (prior art 3)
  • Japanese Patent 5033563 (prior art 4), etc. There is this.
  • the size of the cooling fan is limited to the height around the condenser, and air may not be concentrated to the compressor by partially overlapping the compressor and the condenser in the width direction.
  • the cooling fan is far from the suction port by placing a cooling fan at the rear of the condenser and compressor. It is difficult to inhale air smoothly.
  • the height of the machine room is high because the condenser is installed in the erect direction, and efficient air flow is difficult because the air path to the compressor is not clearly distinguished.
  • a built-in type refrigerator can be used in the recently widely applied Island Kitchen (Kitchen Island).
  • the island type kitchen furniture which is a workbench independent from the sink, has high convenience, but the overall height is low, so the refrigerator is applied as a built-in type. More difficult to do.
  • the present invention is to solve the problems of the prior art as described above, and an object of the present invention is to reduce the total volume of the machine room by efficiently arranging a condenser, a compressor, and a radiating fan inside the machine room of a refrigerator, while reducing the heat dissipation of the condenser and the compressor. Performance is what makes it possible to secure it.
  • Another object of the present invention is to secure a relatively larger storage space of a refrigerator by reducing the overall volume of the machine room without reducing the size (diameter) of the heat dissipation fan.
  • Another object of the present invention is to effectively increase the amount of air sucked and discharged into and out of the machine room space even in a small refrigerator having a low height.
  • Another object of the present invention is to increase heat dissipation performance by dispersing the condenser at various locations inside the refrigerator.
  • Another object of the present invention is to reduce the overall size of a refrigerator by installing a control module and a door opening device in the machine room.
  • Another object of the present invention is to maximize the volume of the storage space through the arrangement of parts constituting the machine room.
  • the present invention may include a cabinet having a storage space, and a machine room disposed below the storage space.
  • the machine room may include a compressor, a condenser, and a radiating fan for implementing a cooling system, and an inlet and an outlet may be formed on the front side.
  • the compressor and the heat dissipation fan are disposed at the rear of the machine room, and the compressor may be disposed in a space partitioned from a space in which the condenser is disposed.
  • the heat dissipation fan may be disposed at the rear of the machine room with respect to the suction port, and the compressor may be disposed at the rear of the machine room with respect to the discharge port.
  • the compressor and the heat dissipation fan are installed inside the machine room far from the intake/exhaust port, so parts with a height higher than other parts are concentrated at the rear of the machine room and the rest of the parts are installed in the front, so that the front of the machine room is heightened. Can be lowered.
  • the condenser may be installed in the machine room so as to be adjacent to the suction port and face the suction port.
  • the compressor may be disposed in a space partitioned from a space in which the condenser is installed in the machine room, and may be installed in a position closer to the rear plate than the condenser. Accordingly, the air introduced through the intake port can effectively dissipate the condenser, and a compressor having a high height can be installed to be spaced apart from it, thereby lowering the front height of the machine room.
  • the compressor and the heat dissipation fan may be disposed parallel to each other along a direction parallel to the rear plate.
  • the heat dissipation fan may be made as high as at least the same height as the compressor, and thus air flow through the heat dissipation fan may be more smooth.
  • the heat dissipation fan may be spaced apart from the side plate of the machine room frame to create an air flow space between the side plate and connected to the inlet, and the heat dissipation fan may be installed to face the side plate. Therefore, an air flow space can be secured from the inlet to the heat dissipation fan.
  • the machine room is provided with a partition wall having one end extending between the suction port and the discharge port to partition the inside of the machine room into both sides.
  • the opposite end of the separation partition wall is connected to the heat dissipation fan, and the heat dissipation fan may block a space spaced between the separation partition wall and the rear plate. Therefore, the inside of the machine room is divided by a separation partition, so that the suction path through which outside air is introduced and the discharge path through which the air passing through the machine room is discharged can be distinguished from each other, and the air along a certain path inside the machine room, that is, condenser-cooling fan-compressor Since the flow of the air can be made smoothly.
  • the suction space of the machine room formed between the suction port and the heat dissipation fan is blocked by a bottom plate, a side plate, and a rear plate of the machine room frame.
  • the discharge space of the machine room formed between the heat dissipation fan and the discharge port may open at least a part of the lower plate, the side plate, or the rear plate to communicate with the outside. Therefore, the initial inflow of outside air is limited to a specific direction (condenser), but once the condenser and compressor are radiated, they can be discharged in various directions, thereby improving the heat dissipation performance of the machine room.
  • a defrost water tray may be installed on a floor of the machine room between the suction port and the heat dissipation fan, and a flow guide surface may be formed inclined toward the heat dissipation fan in the defrost water tray. Accordingly, a dead space between the lower end of the heat dissipation fan and the defrost water tray can be eliminated, and a sufficient flow space can be secured.
  • a control module is installed in the space between the compressor and the outlet in the machine room, and the control module is spaced apart from the bottom surface of the machine room to the top, so that air between the bottom surface of the control module and the bottom surface of the machine room The flow path of can be formed.
  • a control module may be installed to increase space utilization.
  • the control module may be installed at a position close to the entrance of the machine room and separated to the front of the machine room.
  • the machine room frame includes a bottom plate provided with the compressor, the condenser, and the separation partition wall, and the bottom plate includes an additional suction port through which outside air is introduced through the suction space partitioned by the separation partition wall, and the separation partition wall
  • An additional discharge port through which air in the machine room is discharged may be formed through the discharge space partitioned by. Accordingly, even in a small refrigerator having a low height, in addition to the flow rate sucked/discharged from the front cover to the inside and outside of the machine room, it is possible to secure a flow rate additionally sucked or discharged.
  • a reinforcing portion extending in a direction crossing the separation partition may be formed on the lower surface plate, and the reinforcing portion may be disposed between the additional inlet and the additional outlet. This reinforcement part can prevent the lower plate from being hit downward due to the load of the components installed in the machine room.
  • the machine room frame may be provided with a bottom plate constituting the machine room frame and a pair of side parts coupled to the side plate.
  • the side part may be formed such that a lower surface thereof is opened, and a support module for supporting the machine room frame may be provided inside the side part.
  • a support module may enable adjustment of the horizontal and level difference of the refrigerator.
  • the opened upper surface of the machine room may be shielded by a plate-shaped cover plate, and a compressor cover for accommodating the upper end of the compressor may be provided on the cover plate.
  • the compressor cover may protrude more than the upper surface of the cover plate at a position corresponding to the upper surface of the compressor. Accordingly, the space occupied by the machine room can be reduced by minimizing the height of the remaining portions except for the compressor.
  • a cutout opening to expose an upper end of the compressor may be formed at a rear end of the cover plate, and the compressor cover may be disposed to shield the cutout.
  • the compressor cover has an open rear surface, and the opened rear surface may be shielded by a rear cover forming a rear surface of the machine room. Accordingly, when the rear cover is separated, the rear surface of the machine room can be sufficiently exposed, and the installation and service work of the compressor and the control valve can be easily performed.
  • the refrigerator according to the present invention as seen above has the following effects.
  • the refrigerator of the present invention has a closed structure, air is sucked and discharged from the front of the machine room, so that even if it is installed in a narrow and narrow space like the built-in method, air circulation can be smoothly performed, so that the cooling performance and the efficiency of the refrigerator are improved. Improves.
  • the compressor and the heat dissipation fan are installed inside the machine room far from the suction/discharge port. That is, by concentrating parts having a higher height than other parts at the rear of the machine room and installing the remaining parts in front, the height of the front of the machine room can be lowered, and the storage space of the refrigerator can be increased by lowering the height. Therefore, there is an effect of improving the space utilization rate of the refrigerator.
  • the compressor and the condenser are respectively disposed in a partitioned space, and a heat dissipating fan is installed therebetween. Therefore, it is possible to reduce the high-temperature heat generated from the compressor from affecting the condenser, and the heat dissipation of the condenser can be made more effectively.
  • the heat dissipation fan installed between the compressor and the condenser can itself serve as a partition wall, it can more effectively prevent the heat of the compressor from being transmitted to the condenser, so that the cooling efficiency of the condenser and the energy efficiency of the refrigerator Can increase.
  • the compressor and the heat dissipation fan having a high height are arranged in a direction orthogonal to the direction in which the suction port and the discharge port are opened, that is, at least partially overlap each other along the left and right direction from the rear of the machine room. Therefore, it is possible to install a heat dissipation fan as large as the height of the compressor, and through this, heat dissipation inside the machine room may be made more effectively.
  • the heat dissipation fan faces the compressor so that the extension direction of the rotation shaft faces the compressor, a heat dissipation fan having a sufficiently large diameter corresponding to the size of the compressor can be installed in the machine room. There is also an effect of improving the heat dissipation performance.
  • the inlet of the machine room is wider than the outlet.
  • the outlet side is formed to be relatively wider after passing the area where the condenser is installed. Therefore, it is possible to implement the heat dissipation function of the condenser as effectively as possible without disturbing the installation of the compressor and the heat dissipation fan.
  • the condenser is installed close to the suction port for cooling the condenser, which is more important in increasing the efficiency of the refrigeration cycle, and the left and right widths of the suction port are formed larger than the left and right widths of the condenser, so that the condenser can be radiated by meeting a sufficient amount of outside air.
  • the inside of the machine room is partitioned by a separation partition, and a suction path through which outside air is introduced and a discharge path through which air passing through the inside of the machine room is discharged may be distinguished from each other. Accordingly, in the present invention, since air flows along a certain path inside the machine room, that is, a condenser-cooling fan-compressor, air circulation can be smoothly performed.
  • the heat dissipation fan is installed so as to be connected to the separation partition wall, so that the heat dissipation fan itself becomes a kind of separation partition wall. Therefore, air can flow toward the compressor only through the heat dissipation fan. In particular, since air flows in the direction of the compressor by the radiating fan, it is possible to more reliably prevent the high temperature heat generated from the compressor from affecting the condenser.
  • the internal space of the machine room formed between the inlet and the heat dissipation fan is blocked, so the inflowed outside air is concentrated only in the direction of the heat dissipation fan through the condenser, but the inner space of the machine room formed between the heat dissipation fan and the discharge port is the floor, The side or back is opened to communicate with the outside. Therefore, the initial inflow of outside air is limited to a specific direction (condenser), but once the condenser and compressor are radiated, they can be discharged in various directions, thereby further enhancing the heat dissipation performance of the machine room.
  • the condenser includes a side condensing pipe built along the side of the cabinet together with the main condenser installed inside the machine room. Since the side condensing pipe assists the main condenser and condenses the refrigerant together, the size of the main condenser can be made relatively small, and the size of the machine room module can be reduced.
  • the side condensation pipe is built inside the side of the cabinet to increase the side temperature of the refrigerator, thereby preventing dew from forming on the outer surface of the refrigerator due to a temperature difference between the inside and the outside of the refrigerator.
  • the defrost water tray adjacent to the lower end of the heat dissipation fan has an inclined surface (flow guide surface) inclined downward toward the heat dissipation fan, eliminating dead space between the lower end of the heat dissipating fan and the defrost water tray, and securing sufficient flow space. have. Therefore, even at the lower end of the heat dissipating fan, air can be smoothly sucked by the heat dissipating fan.
  • a control module as well as devices for implementing the refrigerant cycle may be installed in the machine room to increase space utilization.
  • the control module may be installed near the entrance of the machine room and separated to the front of the machine room. Therefore, it is not necessary to open the rear of the refrigerator for maintenance of the control module, and the control module can be separated from the front of the refrigerator to repair or replace, thereby improving the maintainability of the control module.
  • the lower plate of the refrigerator of the present invention is provided with a reinforcing portion that crosses and crosses the separation partition wall partitioning the machine room space into a suction space and a discharge space. Accordingly, if the parts installed in the machine room are used, there is an effect of preventing the plate from being struck downward.
  • the rear horizontal adjustment unit provided at the rear can be adjusted by the power transmission unit, so that the operator can easily adjust the horizontal level of the refrigerator body from the front side.
  • the cover plate shields the opened upper surface of the machine room, and the cover plate may not interfere with other components inside the machine room through a bent structure.
  • a portion corresponding to the compressor having the highest shape among the constituent parts of the machine room may be shielded by a separately molded compressor cover, so that an unnecessary space is not formed inside the machine room and has a dense structure.
  • FIG. 1 is a perspective view showing the appearance of an embodiment of a refrigerator including a machine room module according to the present invention.
  • FIG. 2 is a perspective view showing an open state of a door in FIG. 1;
  • FIG. 3 is a perspective view of a refrigerator including a machine room module according to the present invention in an exploded state.
  • Figure 4 is a perspective view showing the parts of the cabinet constituting the refrigerator including the machine room module according to the present invention in an exploded state.
  • FIG. 5 is a cross-sectional view taken along line II′ of FIG. 1.
  • FIG. 6 is a perspective view showing an example of parts for implementing a refrigeration cycle in a refrigerator including a machine room module according to the present invention.
  • FIG. 7 is a perspective view showing an embodiment of the machine room module according to the present invention.
  • FIG. 8 is a plan view showing an embodiment of the machine room module according to the present invention.
  • FIG. 9 is a side view showing an embodiment of the machine room module according to the present invention.
  • FIG. 10 is a front view showing an embodiment of the machine room module according to the present invention.
  • FIG. 11 is a bottom view showing an embodiment of the machine room module according to the present invention.
  • FIG. 12 is a perspective view showing only the defrost water tray constituting the machine room module according to the present invention.
  • FIG. 13 is a perspective view showing a state in which a condenser and a radiating fan are installed in the defrost water tray of the machine room module according to the present invention.
  • FIG. 14 is a cross-sectional view taken along line II-II' of FIG. 13;
  • 15 is a side view showing a state in which the condenser is fixed to the condenser fixing part of the defrost water tray of the machine room module according to the present invention.
  • FIG. 16 is a perspective view of a machine room module constituting another embodiment of a refrigerator according to the present invention in an exploded state.
  • FIG. 17 is a perspective view showing the refrigerator according to the embodiment of FIG. 16 as viewed from below.
  • FIG. 18 is a perspective view showing a bottom plate constituting the refrigerator of the present invention.
  • FIG. 19 is an enlarged view showing an enlarged portion A of FIG. 17;
  • Figure 20 is a cross-sectional view of the rear horizontal adjustment unit of Figure 19.
  • Figure 21 is a longitudinal sectional view of the rear horizontal adjustment unit of Figure 19.
  • 22 is an exploded perspective view showing a coupling structure between the machine room frame and the cover plate.
  • FIG. 23 is a perspective view of the machine room frame and the cover plate as viewed from the rear.
  • 24 is a rear view of the machine room frame and the cover plate in a coupled state.
  • 25 is an exploded perspective view of the cover plate, the compressor cover, and the main control valve in an exploded state viewed from below.
  • 26 is an exploded perspective view of the cover plate, the compressor cover, and the main control valve viewed from above in an exploded state.
  • FIG. 27 is an exploded perspective view showing the coupling structure of the compressor cover and the main control valve.
  • FIG. 28 is a perspective view showing a state in which the evaporator constituting the refrigerator according to the present invention is installed in a cooling chamber.
  • 29 is a perspective view showing the configuration of an evaporator constituting a refrigerator according to the present invention and a grill plate in which the evaporator is assembled.
  • FIG. 30 is a cross-sectional view showing the internal configuration of a cooling chamber including an evaporator constituting an embodiment of the present invention.
  • 31 is a perspective view showing an exploded state of the control module in the refrigerator including the machine room module according to the present invention
  • 32 is a perspective view showing a state in which the control module is installed in the machine room module according to the present invention.
  • FIG. 33 is a perspective view showing a state in which the control module is separated to the outside in FIG. 32;
  • Fig. 34 is a bottom view showing a state in which a door opening device constituting an embodiment of a refrigerator according to the present invention is installed on a cover plate.
  • 35 is an enlarged bottom view showing a configuration of a door opening device constituting an embodiment of a refrigerator according to the present invention.
  • Fig. 36 is a perspective view showing a state in which a door opening device constituting an embodiment of a refrigerator according to the present invention is separated from a cover plate.
  • FIG. 37 is a conceptual diagram showing the flow of refrigerant in the refrigerator according to the present invention.
  • FIG. 38 is a cross-sectional view showing a flow of air in a cooling chamber including an evaporator constituting an embodiment of the present invention.
  • 39 is a plan view showing the flow of air in the machine room module according to the present invention.
  • a refrigerator hereinafter referred to as a “refrigerator”
  • a machine room module for example, but the machine room module of the present invention has a refrigeration cycle applied inside such as a general refrigerator, a wine refrigerator, a kimchi refrigerator, a beverage storage, and a plant cultivation device. It can be applied to various devices having a machine room module.
  • the refrigerator including the machine room assembly of the present invention is largely configured to include a cabinet 100, a machine room module, beds 330a to 300d, a barrier 400, and grill pan assemblies 500a and 500b.
  • the beds 330a to 300d, the barrier 400 and the grill pan assemblies 500a and 500b are installed inside the cabinet 100, and the door assembly 130 is assembled on the front of the cabinet 100.
  • the machine room module is assembled under the cabinet 100.
  • the cabinet 100 forms the exterior of a refrigerator, and the overall height is made low as shown.
  • the refrigerator of this embodiment is a built-in type refrigerator installed inside an island dining table, and has a lower height than a general refrigerator. Therefore, not only the internal capacity but also the space in which each component can be installed is small. Therefore, in order to utilize a small and low installation space, it is necessary to effectively arrange the parts. To this end, in this embodiment, parts including the compressor 610 are effectively disposed, and the control module 700 is installed inside the machine room module. This structure will be described below.
  • the cabinet 100 is formed of a cylindrical body that is open to the front, and the cabinet 100 is composed of a plurality of parts, and largely includes an outer case 110 forming an outer wall surface and an inner case 120 forming an inner wall surface. Includes. 2 and 3, the front of the cabinet 100 is selectively shielded by the door assembly 130 in an open state, and when the door assembly 130 is opened, the storage space 121 is opened forward.
  • the components constituting the cabinet 100 are shown in an exploded state.
  • the outer case 110 has a substantially hexahedral shape open to the front and rear and downwards, and the inner case 120 is installed in the outer case 110 to be spaced apart from the outer case 110.
  • the back plate 115 is assembled on the rear of the outer case 110
  • the front frame 118 is assembled on the front
  • the cover plate 250 is assembled on the bottom.
  • the inner case 120 In a state in which the inner case 120 is located inside the outer case 110, the back plate 115, the front frame 118, and the cover plate 250 are assembled to the outer case 110, respectively, and the inner case 120 is Foam insulation (not shown) is filled into the space between the case 120 and the outer case 110. At this time, a filling hole 116 is passed through the back plate 115, and a foam insulation material may be injected through the filling hole 116.
  • the storage space 121 is a space for storing food, and the storage space 121 may be divided into a plurality of compartments by beds 330a to 300d.
  • a guide rail 122 is provided on the inner wall of the storage space 121, and the beds 330a to 300d are moved back and forth under the guidance of the guide rail 122 and can be taken out from the storage space 121 in a drawer type. It is structured to be.
  • a plurality of beds 300 may be provided in the partitioned upper storage space 121 and the lower storage space 121.
  • the bed 300 may be formed to partition the interior of the storage space 121 in a horizontal direction, and may provide a surface on which food can be seated.
  • the bed 300 may be formed of a plurality of rods or rods, and thus, a plurality of open spaces may be formed to allow cold air to pass in the vertical direction.
  • the bed 300 may be configured so that a bottle or a can can be seated.
  • a plurality of beds 300 may be provided in the upper storage space 121b and the lower storage space 121a, and may be arranged vertically.
  • the bed 300 may be configured to be withdrawn from the inside of the storage space 121.
  • guide rails 122 may be provided on both sides of the inner case 120. The guide rail 122 may be connected to both side surfaces of the bed 300 and mounted so that the bed 300 is drawn forward.
  • an upper grill pan assembly 500b and a lower grill pan assembly respectively shielding the upper evaporator 630b and the lower evaporator 630a ( 500a) may be provided.
  • the evaporators 630a and 630b may be accommodated on the inner side of the recessed rear surface of the inner case 120, and consist of an upper evaporator 630b and a lower evaporator 630a to provide the upper storage space 121b and the lower storage space. Each may be provided in the space 121a.
  • the avoiding part 123 is a part protruding upward from the bottom surface of the storage space 121, and the avoiding part 123 is for avoiding interference with the compressor 610 of the machine room module to be described below. Due to the avoidance part 123, a part of the bottom side of the storage space 121 has a stepped space.
  • a door assembly 130 is provided on the front of the cabinet 100.
  • the door assembly 130 is for opening and closing the storage space 121 of the cabinet 100, and in this embodiment, the door assembly 130 has a structure that opens and closes through rotation. More precisely, the door assembly 130 is in close contact with the front frame 118 of the cabinet 100 to shield the storage space 121 or rotate away from the front frame 118 to open the storage space 121 Let it.
  • the refrigerator according to the embodiment of the present invention forms a sealed storage space 121 by the door assembly 130 described above.
  • the sealed storage space 121 can store food while maintaining a constant temperature without loss of cold air by the grill pan assemblies 500a and 500b and the air conditioning module 600.
  • at least a part of the door assembly 130 is made of a transparent viewing window 142 structure, so that the storage space 121 can be viewed from the outside.
  • the viewing window 142 is preferably formed of a material capable of internal viewing, and may be formed of, for example, glass.
  • a protective film (not shown) may be attached to the glass.
  • the protective film is preferably made of a film for blocking light (partially blocking) that minimizes reflection by transmitting light in the storage space 121 indoors.
  • the viewing window 142 itself may be formed to have a dark color, so that the indoor transmission of light may be minimized.
  • the machine room frame 200 constituting the skeleton of the machine room module is provided to form the lower structure of the refrigerator according to the embodiment of the present invention.
  • An air conditioning module 600 to be described below is installed in the machine room frame 200, and the cabinet 100 described above is coupled to an upper portion of the machine room frame 200.
  • the machine room frame 200 is installed under the outer case 110 as shown in FIG. 1 and has a substantially rectangular frame shape as shown in FIG. 3.
  • the machine room frame 200 has an open upper part, and there is a machine room 201 therein, so that at least a part of the air conditioning module 600 may be installed.
  • the machine room 201 is a space separated from the storage space 121, and the machine room frame 200 may be a part of the cabinet 100 or may be assembled separately from the cabinet 100.
  • the machine room frame 200 includes a bottom plate 211 forming a floor, side plates 212 forming both side walls, and a rear plate 213 forming a rear surface.
  • a cover plate 250 (refer to FIG. 3) is coupled to an upper portion of the machine room frame 200 to shield the machine room 201 inside.
  • the cover plate 250 may be assembled under the cabinet 100 and viewed as a part of the cabinet 100, but it may also be viewed as a part of the machine room frame 200 because it also constitutes the upper part of the machine room frame 200. have.
  • the machine room frame 200 is provided with heat dissipation holes 211 ′ and 214.
  • the heat dissipation holes 211 ′ and 214 are parts that connect the machine room frame 200 to the outside in addition to the front cover 220 of the front to be described below.
  • a radiating hole 214 may be formed in the rear plate 213, and a radiating hole 211 ′ may be formed in the bottom plate 211 as shown in FIG. 11, which is a bottom view.
  • a heat dissipation hole may be formed in the side plate 212 as well.
  • suction space I the inner space (suction space I) of the machine room 201 formed between the suction port 225a and the heat radiating fan 611 to be described below. That is, the suction space I formed between the suction port 225a and the heat dissipation fan 611 is blocked by the lower plate 211, the side plate 212 and the rear plate 213 of the machine room frame 200. There is.
  • the inner space (exhaust space O) of the machine room 201 formed between the heat dissipation fan 611 and the outlet 225b is the lower surface plate 211, the side plate 212, or the rear plate 213 ) At least some of them are opened through the heat dissipation holes 211 ′ and 214 to communicate with the outside.
  • a heat dissipation hole is formed in the lower plate 211, and there is no heat dissipation hole around the suction space I at the front entrance of the machine room frame 200, and the heat dissipation hole 211 ′ in the discharge space O, 214) can be seen to exist.
  • the suction space I which is the internal space of the machine room 201 formed between the suction port 225a and the heat dissipation fan 611, is blocked, so that the incoming outdoor air passes through the main condenser 620 and the heat dissipation fan 611 Although it is concentrated only in the direction, the discharge space (O) of the machine room 201 formed between the heat dissipation fan 611 and the discharge port 225b is partially opened through the heat dissipation holes 211 ′ and 214 Is connected to the outside.
  • the initial inflow of outside air is limited to a specific direction, that is, toward the main condenser 620, but once the main condenser 620 and the compressor 610 are radiated, they can be discharged in various directions, thereby increasing the heat dissipation performance of the machine room. .
  • the suction port 225a is wider than the discharge port 225b.
  • the width is narrowed by the separation partition wall 230 installed to partition the machine room 201. It is formed to lose.
  • the main condenser 620 can be effectively cooled.
  • the suction space (I) is reduced, and the remaining space can be used as a space for installing the compressor 610, the blowing fan 611, the control module 700, etc. .
  • the rear plate 213 has a protective plate 213 ′, which partially protrudes upward, and the protective plate 213 ′ is formed higher than the compressor 610 and thus provides the compressor 610. It serves to protect.
  • the machine room frame 200 and the inner case 120 are disposed to be spaced apart from each other, and the side plates 212 and the rear plate 213 of the machine room frame 200 have both side and rear surfaces of the outer case 110. It can be configured to be connected to.
  • the machine room 201 is an empty space, which is a kind of installation space, in which a part of the apparatus constituting the air conditioning module 600 is installed.
  • the machine room 201 is a separate space independent from the storage space 121 described above, and provides a space in which the air conditioning module 600 can be installed and operated.
  • the inner case 120 and the machine room frame 200 may be composed of one component. In this case, by providing a separate partition wall between the storage space 121 and the machine room 201 The storage space 121 and the machine room 201 may be separated from each other.
  • a front cover 220 is provided on the open front of the machine room frame 200 in front of the machine room 201.
  • the front cover 220 guides the flow of air sucked into the machine room 201 from the outside of the machine room 201 or air discharged from the machine room 201 to the outside of the machine room 201 while guiding the flow of the machine room 201. It plays the role of blocking the open front. Accordingly, the front cover 220 may be viewed as a front cover of the machine room 201.
  • inlet 225a and outlet 225b are formed in the front cover 220.
  • the suction port (225a) and the discharge port (225b) is made to be provided separately at a position separated from each other by a separation partition wall 230 to be described later, in an embodiment of the present invention, the suction port (225a) and the left side when viewed from the front It is divided into the discharge port 225b on the right, but it may be vice versa.
  • the suction port (225a) and the left side when viewed from the front It is divided into the discharge port 225b on the right, but it may be vice versa.
  • FIG. 6 in which the front cover 220 is separated from the machine room frame 200, the inlet of the suction space I and the outlet of the discharge space O are exposed at the front entrance of the machine room frame 200. have.
  • a main condenser 620 and a defrost water tray 240 are installed in the suction space I of the machine room frame 200, and a compressor 610 and a control module 700 are installed in the discharge space O. Is installed. And between the suction space (I) and the discharge space (O) in the middle there is a heat dissipation fan (611).
  • the heat dissipation fan 611 serves as a sort of partition wall, and more precisely, divides the inner space of the machine room 201 together with the separation partition wall 230.
  • a separation partition wall 230 that divides the machine room 201 into two spaces is provided in the machine room frame 200. That is, a flow path through which air is sucked into the machine room 201 and a flow path through which air is discharged may be divided by the separation partition wall 230. A flow path through which air is sucked into the machine room 201 starts from the inlet 225a of the front cover 220, and a flow path through which air is discharged from the inside of the machine room 201 is an outlet 225b of the front cover 220. Ends in ).
  • the left and right spaces in the machine room 201 separated by the separation partition wall 230 are connected to each other at a position near the rear of the machine room 201, that is, the rear plate 213. That is, the rear end portion of the separation partition wall 230 is formed to be spaced apart so that it does not reach the rear plate 213 so that a portion connected to each other is created.
  • the rear end side of the separating partition wall 230 contacts the rear plate 213, but by forming an opening hole (not shown), both sides of the machine room 201 may be configured to communicate with each other.
  • a heat dissipation fan 611 is installed at a portion that is spaced apart from the rear end of the separation partition wall 230 so as not to reach the rear plate 213 and is connected to each other, so that the heat dissipation fan 611 is a kind of wall partition wall 230 ) Becomes part of.
  • the suction space (I) and the discharge space (O) are connected to each other based on the heat dissipation fan 611, but when the heat dissipation fan 611 is operated, the air flows into the suction space (I). Since it flows from the to the discharge space (O), it is difficult for air to flow in the opposite direction. Accordingly, it is possible to effectively prevent the heat of the compressor 610 from being transmitted to the main condenser 620, thereby increasing the cooling efficiency of the main condenser 620 and the operating efficiency of the refrigerator.
  • the separation partition wall 230 may be formed in a straight line, but may be formed in an inclined or bent structure. In an embodiment of the present invention, the separation partition wall 230 is formed in a bent structure. That is, by bending a part of the separation partition wall 230, it is possible to secure as much space as possible in which the main condenser 620, which will be described later, is installed.
  • the separation partition wall 230 includes a first partition wall 231 extending into the machine room 201 between the suction port 225a and the discharge port 225b, and extending in an inclined direction from the first partition wall 231. It may be divided into a second partition wall 232. 6 to 8, the first partition wall 231 is covered by the control module 700, but the second partition wall 232 is shown. In FIG. 9, the first partition wall 231 is shown. As shown in FIG. 9, the main condenser 620 is disposed in a space separated by the first partition wall 231.
  • FIG. 11 is a bottom view of the machine room frame 200, a first partition wall 231, a second partition wall 232 extending in an inclined direction from the first partition wall 231, and the first partition wall 232 You can see the installation location of the heat dissipation fan 611 connected at ).
  • the first partition wall 231, the second partition wall 232, and the heat dissipation fan 611 are continuously connected to each other to form one partition wall.
  • the height H3 of the first partition wall 231 may be greater than or equal to the height of the main condenser 620.
  • the second partition wall 232 is connected from one end of the first partition wall 231 to one end of the heat dissipation fan 611 to be described below. Accordingly, the second partition wall 232 may prevent the introduced air from flowing in the direction of the compressor 610 without passing through the heat dissipation fan 611.
  • the first partition wall 231 and the second partition wall 232 may be composed of one component or may be separate.
  • a defrost water tray 240 is provided in the machine room 201 of the machine room frame 200. At this time, the defrost water tray 240 is located on the floor of the machine room 201 on the side where air is introduced through the inlet 225a and serves to receive the defrost water flowing from the evaporator 630 to be described later. It serves to fix the main condenser 620 in the machine room 201.
  • a main condenser 620 is installed in front of the defrost water tray 240 toward the suction port 225a, and an evaporation pipe L2 is provided on the bottom surface 241' of the defrost water tray 240. Is installed. Since the evaporation pipe L2 is disposed close to the bottom surface 241 ′ of the defrost water tray 240, it may serve to evaporate the defrost water accumulated in the defrost water tray 240. The evaporation pipe L2 will be described again below.
  • a blowing fan 611 is disposed on one side of the defrost water tray 240.
  • the blowing fan 611 is not installed inside the defrost water tray 240, but is installed adjacent to the defrost water tray 240 at the rear of the defrost water tray 240.
  • the blowing fan 611 sucks air into the machine room 201 through the inlet 225a, and discharges the air that has passed through the condenser 620 and the compressor 610 to the front outlet, that is, the outlet 225b.
  • the installation structure of the defrost water tray 240 and the blowing fan 611 will be described again below.
  • the defrosting water tray 240 has a tray body 241 in the shape of a substantially rectangular frame to form a skeleton, and is inside by a partition fence 242 provided along the edge of the tray body 241. Defrost water space (Sa, Sb) is created.
  • the partition fence 242 is a predetermined protrusion from the bottom surface 241 ′ of the tray body 241, and the defrost water generated from the evaporator 630 and dropped in the defrost water spaces Sa and Sb accumulates. .
  • the width of the defrost water spaces Sa and Sb becomes narrower toward the rear, and there is an inclined fence 242 ′ on one side of the partition fence 242 to narrow the width of the defrost water spaces Sa and Sb.
  • the inclined fence 242 ′ corresponds to the second partition wall 232 extending in an inclined direction among the separation partition walls 230 described above.
  • the second partition wall 232 is positioned adjacent to the inclined fence 242 ′. Accordingly, the inclined fence 242 ′ may be regarded as constituting a part of the partition wall together with the second partition wall 232.
  • the widths of the defrost water spaces Sa and Sb become narrow, they can be divided into a relatively wide first defrost water space Sa and a relatively narrow second defrost water space Sb. Since the heat dissipation fan 611 is installed next to the second defrost water space Sb, it can be seen that the second defrost water space Sb is relatively narrow in order to provide an installation space for the heat dissipation fan 611. However, since the first defrost water space Sa is as wide as the condenser seat plate 246 in which the main condenser 620 is seated, the defrost water spaces Sa and Sb have sufficiently large storage capacities.
  • the partition fence 242 has a fixing clip 244.
  • the fixing clip 244 protrudes from the partition fence 242 to the defrost water spaces Sa and Sb, and has an elastic forceps shape.
  • the fixing clip 244 is a part to which a part of the defrost water pipe 590 (refer to FIG. 30) for transferring the defrost water generated in the evaporator 630 is caught and fixed.
  • two fixing clips 244 are provided on the side of the second defrost water space Sb, and their positions and numbers may be changed.
  • the fixing clip 244 is provided on the side of the second defrost water space Sb relatively close to the evaporator 630.
  • the condenser seating plate 246 is configured in a thin plate shape, and further extends from the tray body 241 in the direction of the suction port 225a. Unlike the tray body 241, the condenser seat plate 246 does not have a partition fence 242 and is formed at the same height as the bottom surface 241' of the tray body 241.
  • a flow inclined surface 245' is provided between the tray body 241 and the condenser seating plate 246 to be inclined downward toward the condenser seating plate 246.
  • the flow inclined surface 245 ′ prevents air flowing from the suction port 225a from being blocked by the partition fence 242 and not flowing naturally.
  • the flow inclined surface 245 ′ is formed on the partition fence 242 in front of the partition fence 242 facing the condenser seat plate 246.
  • a main condenser 620 is installed on the condenser seat plate 246.
  • a condenser fixing part 247 protrudes from the condenser seating plate 246 to hang and fix a part of the side of the main condenser 620.
  • the condenser fixing part 247 includes a fixed body protruding from the condenser seating plate 246 and a hook part 248 protruding from the fixed body in the direction of the main condenser 620.
  • the condenser fixing part 247 is composed of a pair spaced apart from each other at a predetermined interval, and the main condenser 620 is mounted between the pair of condenser fixing parts 247.
  • the main condenser 620 is disposed between the condenser fixing portions 247.
  • the distance between the pair of condenser fixing portions 247 corresponds to the width of the main condenser 620. Therefore, the hook portion 248 is in close contact with the side of the main condenser 620, but may not deform the side of the main condenser 620 during the process of being fitted.
  • a forming part made of an elastic material is covered on the surface of the hook part 248 to prevent the surface of the main condenser 620 from being scratched.
  • the main condenser 620 is directly connected to the defrost water tray 240 through the condenser fixing part 247 without a separate fixture. Therefore, a component or soldering process for fixing the main condenser 620 may be omitted, and the condenser fixing part 247 firmly fixes the side of the main condenser 620. In particular, it may be difficult to install the main condenser 620 inside the cramped machine room 201.In this embodiment, the main condenser 620 can be fixed only by mounting the main condenser 620 on the condenser seat plate 246. I can.
  • the defrost water tray 240 has a flow guide surface 245.
  • the flow guide surface 245 is formed such that at least a portion of the partition fence 242 is inclined downward toward the lower end of the heat dissipation fan 611. 12 and 13, the partition fence 242 of the defrost water tray 240 protrudes to a position higher than the lower end of the heat dissipation fan 611, and the heat dissipation fan 611 is very close to the partition fence 242. Since it is located, the lower front portion of the heat dissipation fan 611 becomes a dead space, and thus air flow may not be smooth. However, the flow guide surface 245 secures a flow space Sc between the lower end of the heat dissipation fan 611 and the defrost water tray 240, so that air intake toward the heat dissipation fan 611 can be better. To be.
  • the flow guide surface 245 may guide air sucked through the downwardly inclined surface to naturally flow toward the heat dissipation fan 611.
  • the end of the flow guide surface 245 extends to the lower end of the heat dissipation fan 611, and the flow guide surface 245 is formed in a section of the partition fence 242 facing the heat dissipation fan 611.
  • the rear portion of the cover plate 250 forming the upper surface of the machine room frame 200 protrudes upward from other portions, so that the rear portion inside the machine room 201 is formed higher than the other portions. . That is, in consideration of the protruding height of the radiating fan 611 and the compressor 610 installed in the machine room 201, the rear portion is formed higher than the other portions.
  • the cover plate 250 is provided with a compressor cover 280 corresponding to the height of the compressor 610.
  • the cover plate 250 may be formed in a plate shape of a metal material, and may be bent to form an overall shape.
  • the cover plate 250 may include a first cover part 251 and a second cover part 252.
  • a compressor cover 280 may be further included in the cover plate 250.
  • the first cover part 251 may be formed in the first half of the cover plate 250.
  • the first cover part 251 may be formed to have a height (H1, see FIG. 9) set to form the lowest part of the cover plate 250.
  • the height H1 of the first cover part 251 may be formed to correspond to the height H1 of the condenser 620 and the separation partition 230, and may correspond to the height of the side plate 212. have. That is, the lower surface of the first cover part 251 may contact the upper surface of the condenser 620, the upper end of the separating partition wall, and the upper end of the side plate 212 to form the entire upper surface of the machine room 201. .
  • the first cover part 251 includes an upper half of the machine room 201 and may further include a part of the upper half of the machine room 201. That is, the first cover part 251 may extend from the front end of the machine room 201 to the front end of the heat dissipation fan 611.
  • an auto door installation part 253 in which the door opening device 900 is installed.
  • the auto door installation part 253 is provided in front of the cover plate 250, that is, in front of the door 130, and may be formed to protrude upward.
  • a lower surface of the auto door installation portion 253 may be opened, and a central portion of the cover plate 250 corresponding to the auto door installation portion 253 may be cut and formed.
  • a harness cover 257 through which the harness of the control module 700 enters and exits may be further provided at one side of the first cover part 251 corresponding to the control module 700.
  • the push rod 950 constituting the door opening device 900 is shown in a protruding state, and the push rod 950 protrudes from the door opening device 900 to form the door assembly 130. Push the contact part (B) on the inner surface.
  • a vertical connection part 254 extending vertically may be formed at a rear end of the first cover part 251, and a second cover part 252 extending rearward is included at an upper end of the vertical connection part 254 can do.
  • the vertical connection part 254 contacts the front end of the heat dissipation fan 611 and may extend from one end of the cover plate 250 to the other end.
  • the height H2 of the vertical connection part 254 may correspond to the height of the heat dissipation fan 611.
  • the second cover part 252 extending rearward from the vertical connection part 254 may also be formed to have the same height H2 as the vertical connection part 254.
  • the second cover part 252 may be formed to have a height H2 corresponding to the upper end of the heat dissipation fan 611, protrudes upward when compared to the first cover part 251, and is stepped. It can be formed to have a shape.
  • the side plate 212 constituting the side surface of the machine room 201 and the out plate 212a constituting the outermost side by being coupled to the side plate 212 are all from the front side to the rear side of the machine room 201. Can be formed to the same height.
  • the second cover part 252 may be formed higher than the side plate 212 or the out plate 212a.
  • the side surfaces of the outer case 110 constituting the cabinet 100 and the surfaces of the outplates 212a disposed outside the side surfaces of the machine room 201 have the same plane that is continuous with each other. Can be formed. Through this, it is possible to provide a unified aesthetic sense of the refrigerator.
  • the compressor 610 protrudes upward from the discharge space O of the machine room 201 and may have a set height H3.
  • the height (H2) of the compressor 610 may be formed higher than the height (H3) of the second cover part 252, and thus, it protrudes more upward than the surface of the second cover part 252 Can be.
  • one side of the cover plate 250 on which the compressor 610 is disposed may have an opening, and a compressor cover 280 for shielding the protruding upper surface of the compressor 610 may be formed in the opening. I can.
  • the compressor cover 280 may be formed to effectively accommodate the upper end of the compressor having a three-dimensional shape. That is, the compressor cover 280 may be recessed to form a compressor accommodation space 281 for accommodating the upper end of the compressor 610 inside, and the inner upper surface of the compressor accommodation space has a set height H4. I can have it.
  • the compressor cover 280 may be provided at a position corresponding to the upper surface of the compressor 610 in the second cover part 252.
  • the compressor cover 280 may further protrude upward from the second cover part 252.
  • a harness cover 257 is provided on the cover plate 250.
  • the harness cover 257 is a part in which the wire harness extending from the control module 700 to be described below is embedded, and serves to guide the extension direction of the wire harness. Specifically, the harness cover 257 guides the wire harness extending upward from the control module 700 located at the bottom toward the rear side, that is, the rear plate 213.
  • FIGS. 16 to 21 which are other embodiments of the present invention, a lower surface plate forming the floor of the machine room of the refrigerator of the present invention will be described in detail.
  • the same reference numerals are assigned to the same parts other than the previous embodiment, and the description will be omitted.
  • the front cover 220 may be composed of a grill part 225 connected to one another.
  • the grill part 225 may include a plurality of openings penetrating the front cover 220 to allow air to be introduced into the machine room 201 and air inside the machine room 201 to be discharged to the outside. .
  • a suction part 220a and a discharge part 220b are formed in the front cover 220, and at this time, the suction part 220a is wider than the discharge part 220b.
  • the suction space I of the machine room 201 connected from the suction unit 220a passes the area where the condenser 620 is installed, the width is narrowed by the separation partition wall 230 installed to partition the machine room 201. It is formed to lose.
  • the lower surface plate 211 forms the lower surface of the machine room 201.
  • the rear end of the lower surface plate 211 and the rear surface of the cover plate 250 are spaced apart from each other, and the rear surface of the machine room 201 may be opened. Also, the rear cover of the machine room 201 may be shielded by the rear cover 213.
  • the front end of the lower surface plate 211 and the front surface of the cover plate 250 are spaced apart from each other, and the front surface of the machine room 201 may be opened.
  • the front cover of the machine room 201 may be shielded by the front cover 220.
  • the lower plate 211 includes an additional suction port 22 penetrating in the suction space I in the vertical direction. That is, together with the flow rate sucked from the grill part 225 provided in the front cover 220, a flow rate sucked into the machine room 201 through the additional suction port 22 may be additionally secured.
  • the additional suction port 22 may be located in front of the suction space I, that is, in front of the condenser 620. That is, the front cover may be positioned in front of the additional suction port 22, and a condenser 620 may be positioned behind the additional suction port 22.
  • the additional suction port 22 may extend in a horizontal direction relative to the front cover 220 in the horizontal direction of the suction space (I) to be formed in a long hole shape, and may be spaced apart from each other in a front-rear direction to form a plurality.
  • the lower surface plate 211 includes additional discharge ports 20a and 20b penetrating in the vertical direction in the discharge space O. This is to secure an additional discharge area in correspondence with securing an additional suction flow rate through the additional suction port 22.
  • a plurality of the additional outlets 20a and 20b may be formed by penetrating in the vertical direction from one side of the lower plate 211. That is, the air inside the machine room 201 is discharged to the outside through the additional outlets 20a and 20b in addition to the grill part 225 provided in the front cover, and the air in the machine room 201 can be discharged to the outside. It is possible to secure an additional discharge area to allow.
  • the additional outlets 20a and 20b may be formed in a plurality by spaced apart through holes penetrating in the vertical direction, and may be formed in a row within a certain area.
  • the additional outlets 20a and 20b may be provided at a rear end of the lower surface plate 211. That is, the additional outlets 20a and 20b may be located further behind the additional inlet 22.
  • the additional outlets 20a and 20b include a first outlet 20a provided at a position corresponding to a position in which the compressor 610 is disposed.
  • the first discharge port 20a is located below the compressor, so that the air in the discharge space O is smoothly discharged to the outside.
  • the additional outlets 20a and 20b may further include a second outlet 20b formed by penetrating in the vertical direction from the front of the first outlet 20a.
  • the second outlet 20b may be formed at a rear end of the control module 700. Accordingly, the second discharge port 20b cools the control module 700 by air flowing along the discharge space O, and may be rapidly discharged through the second discharge port 20b.
  • the second outlet 20b may be formed in front of the first outlet 20a.
  • first reinforcing portion 24a and the third reinforcing portion 24c to be described later may be positioned further behind, and may be positioned further in front of the second reinforcing portion 24b.
  • the lower surface plate 211 is formed across the suction space I and the discharge space O, and a reinforcing part 24 for reinforcing the strength of the lower surface plate 211 is formed.
  • the reinforcing part 24 may be formed to extend from one side of the lower plate 211 to the other side of the lower plate 211. That is, the reinforcement part 24 extends in a horizontal direction with respect to the front cover 220, and the condenser 620 provided in the suction space I and the compressor 610 provided in the discharge space O When a load such as the back is applied, the plate 211 can be firmly supported.
  • the machine room 201 is provided with a condenser 620 in front of the suction space I, and a compressor 610 is provided in the rear of the discharge space O.
  • the load is not uniform and cannot but be biased.
  • the compressor 610 provided in the section in which the additional outlets 20a and 20b are formed has a larger load than other components installed in the machine room 201 such as the condenser 620 and the defrost water tray 240, As for the lower plate 211, the load is continuously biased toward the discharge space O in which the compressor 610 is located, so that the lower plate 211 may be depressed to one side.
  • the reinforcement part allows the lower plate 211 to be more rigidly supported when the compressor, the condenser 620, and the like are installed in the machine room 201.
  • the reinforcing part 24 may be recessed from an upper side to a lower side with respect to the lower surface plate 211 and may be formed to be spaced apart from each other in a plurality. That is, the reinforcing part 24 has a structure that is recessed downward from the upper surface of the lower plate 211, so that the compressor 610, the condenser 620, and the like may not be installed horizontally.
  • the reinforcing part 24 may include, for example, a first reinforcing part 24a formed at a rear end or a rear of the condenser 620. That is, the first reinforcing part 24a may be formed to be spaced apart from the additional suction port 22 at the rear. In addition, the first reinforcing part 24a may be formed between the additional suction port 22 and the second discharge port 20b.
  • the reinforcing part 24 may include a second reinforcing part 24b formed at a front end or a front of the compressor 610. That is, the second reinforcing part 24b may be formed between the first outlet 20a and the second outlet 20b.
  • the first reinforcing portion 24a and the second reinforcing portion 24b are formed to be spaced apart from the additional inlet 22 or the first and second outlets 20a and 20b in the front-rear direction, and do not interfere with each other. It may be formed on the lower surface plate 211.
  • the reinforcing part 24 may include a third reinforcing part 24c formed between the first reinforcing part 24a and the first outlet 20a.
  • the third reinforcing part 24c may be formed between the first reinforcing part 24a and the second reinforcing part 24b. That is, the third reinforcing part may be formed between the first reinforcing part 24a and the second outlet 20b.
  • the lower surface plate 211 makes it possible to more firmly support the structure installed in the machine room 201.
  • Both sides of the lower plate 211 may include side connection portions 25 that are bent and extended upward and are coupled to a side part 1251 to be described later.
  • the side connection part 25 may include a plurality of through holes 25a through which the fastening member passes.
  • One side of the side part 1251 is coupled to the bottom plate 211 and the other side is connected to the side plate 212. That is, the side end of the lower surface plate 211 may be installed to be spaced apart from the side surface of the side plate 212, and the side part 1251 may be installed between the lower surface plate 211 and the side plate 212. .
  • the side part 1251 may be formed to extend along a side end of the lower surface plate 211, and may be formed by bending and extending a plurality of times.
  • the side part 1251 is formed to extend along the lower surface side end 211 of the lower surface plate and is coupled to the lower surface plate 211 by a first part 1251a, and in the first part 1251a, the machine room ( 201) A second part 1251b formed by bending outwardly, and a third part 1251c bent upwardly extending from the second part 1251b and coupled to the side plate 212. .
  • the first part 1251a may include a plurality of through holes through which a fastening member passes so as to be connected to the lower surface plate 211.
  • the second part 1251b may be formed by bending and extending from the first part 1251a to both sides, and may be connected to a support module 1900 to be described below under the second part 1251b.
  • a side discharge port 26 through which air in the machine room 201 can be discharged to the outside may be provided at a central portion of the second part 1251b.
  • the side discharge port 26 in addition to the additional discharge ports 20a and 20b provided in the lower surface plate 211, an area capable of discharging air to the outside may be increased.
  • the front cover 220 has a suction part 220a wider than the discharge part 220b, so that a suction space I is formed relatively large in the front part, so that the front cover 220 Since the suction flow rate sucked through the cover 220 is larger than the discharge flow rate, the discharged flow rate can be increased.
  • the side discharge port 26 may be formed to penetrate up and down in the left-right direction of the second part 1251b.
  • a plurality of side discharge ports 26 may be formed to be spaced apart from each other in the front-rear direction of the second part 1251b.
  • the side discharge port 26 may be provided in the side part 1251 disposed at a position adjacent to the discharge space of the lower surface plate 211.
  • the side part 1251 includes a first side part 1253 provided at a position adjacent to the discharge space O among both side ends of the lower surface plate 211, and the It is configured to include a second side part 1252 provided at a position adjacent to the suction space I.
  • the side discharge port 26 is provided only in the first site part 1253. This is to ensure that the air from the discharge space (O) is smoothly discharged to the outside, and the air in the suction space (I) can only be sucked into the machine room (201).
  • the third part 1251c may be formed by bending and extending upward from one end of the second part 1251b.
  • the third part 1251c may be penetrated by a fastening member and may be coupled to the side plate 212.
  • the third part 1251c comes into contact with the side plate 212.
  • the side part 1251 may further include a fourth part 1251d formed by bending and extending from the third part 1251c to the inside of the machine room 201.
  • the fourth part 1251d may be formed to be horizontal with the lower surface plate 211 and side ends.
  • the fourth part 1251d may be coupled to the cover plate 250.
  • a compressor cover 280 may be provided on the second cover part 252 of the cover plate 250.
  • the compressor cover 280 secures a space for accommodating the upper end of the compressor 610 and provides a space in which the control valve 290 is mounted.
  • a cutout portion 255 may be formed at a rear end of the second cover portion 252.
  • the cutout 255 may be formed above the compressor 610.
  • the upper portion of the compressor 610 may be formed in a corresponding shape so that the upper portion of the compressor 610 passes through the cutout 255 and protrudes upward.
  • a coupling portion vertically bent outwardly along the rear end of the second cover portion 252 may be formed.
  • the coupling portion 256 may be formed to be coupled to the rear cover 213 and may be formed along the rear end of the second cover portion 252 except for a region in which the cutout portion 255 is formed.
  • the compressor cover 280 may be injection formed of a plastic material.
  • the top shape of the compressor 610 may be formed in a shape such as a curved surface, and in order to accommodate the control valve 290, the compressor cover 280 is formed in a three-dimensional shape, so that the compressor 610 and the control valve It will be able to accommodate 290.
  • the three-dimensional shape of the compressor cover 280 cannot be implemented with the cover plate 250 in the form of a metal plate, and thus the compressor cover 280 may be formed of a plastic material. At least a portion of the inner surface of the compressor cover 280 may include a curved surface corresponding to the curved shape of the upper surface of the compressor 610.
  • the compressor cover 280 may have a shape in which the lower surface and the rear surface thereof are opened as a whole, and may have a recessed inner shape.
  • the compressor cover 280 may be mounted on an upper surface of the second cover part 252 to have a shape protruding upward.
  • the opened lower surface of the compressor bur may be coincident with the cutout 255.
  • the rear end of the compressor cover 280 may coincide with the rear end of the cutout 255, that is, the coupling part 256.
  • the compressor cover 280 includes a cover body 284 protruding upward, a side edge 282 formed along both end surfaces of the circumference of the cover body 284, and a front end of the cover body 284.
  • a front rim 285 formed along the side, and a rear rim 283 formed along the rear end of the cover body 284 may be included.
  • the upper surface of the cover body 284 is formed in a lattice shape, and a reinforcing rib 284a protruding upward may be provided.
  • Strength of the compressor cover 280 formed of the plastic material may be reinforced by the reinforcing ribs 284a. That is, even if a foaming solution is injected into the cabinet 100 to form a heat insulating material and pressure is applied, the compressor cover 280 may be prevented from being deformed or separated, and the mounted state may be maintained.
  • a body inclined portion 284b formed to be inclined may be formed at a front end of the cover body 284.
  • the body inclined portion 284b may have an upward inclination as it extends from the front end to the rear. Accordingly, it is possible to disperse the pressure applied to the compressor cover 280 and to prevent the heat insulating material from being unfilled.
  • a compressor accommodating space 281 may be formed inside, that is, a lower surface of the cover body 284.
  • the compressor accommodation space 281 may be formed at a position facing the upper surface of the compressor 610.
  • the height of the compressor accommodation space 281, that is, the height H4 of the cover body may be formed slightly higher than the upper end of the compressor 610 as shown in FIG. 24.
  • the compressor accommodation space 281 may be formed in a shape corresponding to the external shape of the compressor 610, and may be formed in a size capable of accommodating the upper surface of the compressor.
  • valve accommodation space 281a that is further recessed laterally may be formed at one side of the compressor accommodation space 281, and at the rear end of the valve accommodation space 281a, that is, at one edge of the rear end of the cover body 284 A recessed valve mounting portion 286 may be formed.
  • the side rims 282 are formed along both left and right sides of the compressor cover 281, and form a horizontal surface with the cover plate 250 to make contact along both side surfaces of the cutout 255.
  • the side edge 282 may be in close contact with the upper surface of the cover plate 250 corresponding to both sides of the cutout 255.
  • the side rim 282 and the cover plate 250 may be firmly coupled to each other by riveting, coupling of a fastening member, bonding, or bonding.
  • a guide rib 287 may be formed downward along the opened circumferential surface of the cover body 284. That is, the guide rib 287 may protrude downward along the inner ends of the side rim 282 and the front rim 285 and come into contact with the end of the cutout 255.
  • the guide rib 287 and the cutout 255 are in close contact with each other so that they can flow to a correct coupling position. Accordingly, the opened lower surface of the cover body 284 may be coupled to accurately maintain a state coincident with the cutout portion 255.
  • the front rim 285 may be connected to the front end of the side rim 282, and may form a horizontal surface with the cover plate 250 along the front end of the cover body 284. Meanwhile, the front end of the front edge 285 may be vertically bent downward, and may be closely pressed to the front surface of the vertical connection part 254. That is, the front edge 285 may be seated at a stepped portion of the front end of the second cover part 252 and the vertical connection part 254, and the second cover part 252 and the vertical connection part 254 ) Is fixedly mounted over the compressor cover 280 to be more rigidly fixed to the cover plate 250.
  • the rear edge 283 may be vertically bent at the rear surface of the cover body 284.
  • the rear cover 213 may be in surface contact with each other, and may be combined in a contact state with each other.
  • the rear cover 213 shields the rear surface of the machine room 201 in a coupled state, and shields the rear cover 213 to the opened rear surface of the compressor cover 280.
  • valve accommodation space 281a and the valve mounting portion 286 may be formed in the cover body 284.
  • the valve accommodation space 281a may be formed to protrude laterally from one side of the cover body 284 and may be configured as a part of the compressor accommodation space 281. That is, the opened lower surface of the cover body 284 may be formed in a concave shape as a whole, and a main part forms the compressor accommodation space 281 and a partial space at the side forms the valve accommodation space 281a. can do.
  • a valve mounting portion 286 formed stepped may be formed at an opened rear end of the valve accommodation space 281a.
  • the valve mounting part 286 may be exposed to the opened rear surface of the compressor cover 280. Accordingly, when the rear cover 213 is separated and the rear surface of the machine room 201 is exposed, the valve mounting portion 286 may be exposed to the rear, and access to the valve mounting portion 286 and the control valve ( 290) can be easily mounted.
  • control valve 290 includes a valve body 291 connected to a refrigerant pipe connecting the compressor 610 and the condenser 620 and a valve bracket 292 to which the valve body 291 is mounted. can do.
  • the valve bracket 292 may be mounted on the valve mounting part 286 while the valve body 291 is first fixedly mounted to the valve bracket 292.
  • the valve bracket 292 includes a horizontal bracket 292b through which the control valve 290 is mounted, a vertical bracket 292c extending upward from the rear end of the horizontal bracket 292b, and the bracket vertical It may include a bracket fixing portion 292a that is formed stepwise from the portion 292c and fixedly mounted to the valve mounting portion 286.
  • the bracket fixing part 292a has a structure stepped backward from the bracket vertical part 292c, and may have a shape to be seated on the stepped valve mounting part 286.
  • the bracket horizontal portion 292b may extend into the machine room 201 opposite to the bracket fixing portion 292a.
  • control valve 290 can easily fasten the bracket fixing portion 292a located at the rear upper end to the valve mounting portion 286.
  • the control valve 290 is located inside the machine room 201, more specifically, inside the valve accommodation space 281a of the compressor cover 280, so that even if the rear cover 213 is closed, the rear It may not interfere with the cover 213.
  • the latter part of the internal space of the machine room 201 in which the compressor 610 is provided can secure sufficient space, and in particular, the installation of the compressor 610 and the installation and piping of the control valve 290
  • the welding operation of the machine room 201 can be effectively performed even within the compact space.
  • a grill plate 270 and a grill pan assembly 500 of a refrigerator will be described in detail with reference to FIGS. 28 to 30.
  • a grill plate 270 is installed inside the storage space 121.
  • the grill plate 270 is formed of a rectangular wall, and is a portion in which the grill pan assembly 500 is installed.
  • Main grill fixing ends 271 are formed on the left and right sides of the center of the rear of the grill plate 270, respectively.
  • the main grill fixing end 271 is formed in a hook shape, and is formed to protrude rearward on the left and right sides of the rear center of the grill plate 270, respectively.
  • the grill plate 270 may be firmly fixed to the storage space 121.
  • an air inlet hole 275 and a discharge portion are formed in the front surface 270a of the grill plate 270.
  • the air inlet hole 275 is a portion through which air from the storage space 121 flows into the cooling chamber 125
  • the discharge portion is a portion through which the air from the cooling chamber 125 is discharged to the storage space 121.
  • An air inlet 272 is formed under the front surface 270a of the grill plate 270.
  • the air inlet 272 is formed of a wall and is elongated to the left and right, and protrudes in the direction of the storage space 121. That is, the air inlet 272 is depressed in a direction away from the inner surface 124 (see FIG. 30) facing the grill plate 270 from the inner case 120. Accordingly, the air inlet 272 may form a space between the evaporator 630 and away from the evaporator 630.
  • an air inlet hole 275 is disposed below the air inlet 272 to prevent water droplets from flowing into the air inlet hole 275 to be described later through the front side of the grill plate 270. Since the air inlet 272 protrudes in the direction of the storage space 121, water droplets generated due to a temperature difference on the front portion of the grill plate 270 fall downward and flow into the air inlet hole 275. It is to play a role to prevent.
  • An avoidance recess 124 ′ is recessed on the inner surface 124 facing the grill pan assembly 500 from the inner case 120 constituting the cabinet 100 so that the distance from the grill pan assembly 500 increases.
  • the grill fan assembly 500 is installed to face the avoidance recessed portion 124', so that a sufficient air flow space is secured therebetween.
  • reference numeral 124 ′′ in FIG. 28 denotes an installation depression recessed in a portion corresponding to the rear of the accumulator 639 in the inner surface 124 of the inner case 120.
  • the shroud 510 of the grill pan assembly 500 has a guide wall 520, and there is a shroud fixing part 522, so that the grill pan assembly 500 is assembled to the rear surface 270b of the grill plate 270. Can be.
  • a grill fan member 550 is installed on the shroud 510.
  • Various grill pans may be applied to the grill pan member 550, but in this case, an axial fan type grill pan will be applied.
  • the air conditioning module 600 is a component for controlling the temperature in the storage space 121 of the inner case 120.
  • the air conditioning module 600 may be formed of an air conditioning apparatus including a compressor 610, a main condenser 620 and an evaporator 630. That is, the temperature of the air circulating in the storage space 121 can be adjusted by the above-described air conditioner.
  • the compressor 610 and the condenser 620 are provided in the machine room 201 in the machine room frame 200.
  • the condenser 620 means the main condenser 620.
  • the main condenser 620 is located on the side where air is introduced among both sides divided by the separation partition wall 230 in the machine room frame 200, that is, in the suction space I, and the compressor 610 is the main condenser It is located in the discharge space (O), which is a part through which the air that has passed through 620 passes.
  • This structure is such that the air introduced into the machine room 201 of the machine room frame 200 can preferentially pass through the main condenser 620. That is, when the compressor 610 is configured to heat exchange with the main condenser 620 after passing through the compressor 610, considering that the compressor 610 generates a large amount of heat, its heat exchange efficiency may be deteriorated. Accordingly, it is preferable to configure the air to pass through the main condenser 620 before the compressor 610.
  • the main condenser 620 is adjacent to the inlet 225a in the front of the machine room 201, and the compressor 610 is on the rear side in the machine room 201 (the side adjacent to the rear plate 213) Is located in This structure is to reduce the influence of the high temperature heat of the compressor 610 on the main condenser 620 by dividing the positions of the compressor 610 and the main condenser 620 as much as possible and spaced apart.
  • the compressor 610 and the main condenser 620 are disposed in a space partitioned from each other, and the heat dissipation fan 611 is disposed behind the machine room 201 with respect to the suction port 220a.
  • the compressor 610 may be disposed at the rear of the machine room 201 with respect to the outlet 220b.
  • a heat dissipation fan 611 is provided on the air inlet side of the compressor 610 so that air is sucked and discharged into the machine room 201 and radiates the compressor 610.
  • This heat dissipation fan 611 performs a function of virtually blocking the portion where the compressor 610 is located from the air inlet side where the main condenser 620 is located, so that the high temperature heat of the compressor 610 is transmitted to the main condenser 620 You will be able to reduce the impact.
  • the heat dissipation fan 611 is continuously installed from the separation partition wall 230 described above.
  • the compressor 610 and the radiating fan 611 are spaced apart from the inside of the machine room 201 and installed in front of the rear plate 213.
  • components having a height higher than that of other components can be concentrated behind the machine room 201, and by installing the remaining components in the front, at least the front of the machine room 201 can be lowered in height.
  • the storage space 121 of the refrigerator may be increased by lowering the height in front of the machine room 201.
  • the compressor 610 and the heat dissipation fan 611 are disposed so that at least a portion of the compressor 610 and the heat dissipation fan 611 overlap each other along a direction orthogonal to a direction in which the inlet 225a and the outlet 225b are opened.
  • the compressor 610 and the heat dissipation fan 611 are both disposed close to the rear plate 213, but are installed side by side in the left and right directions.
  • the compressor 610 and the heat dissipation fan 611 are installed to face each other in front of the rear plate 213.
  • the extending direction of the rotating shaft of the radiating fan 611 is toward the compressor 610 so that most of the radiating fan 611 overlaps with the compressor 610.
  • the heat dissipation fan 611 covers most of the compressor 610. Therefore, the large-sized compressor 610 and the heat dissipation fan 611 are arranged on the same line inside the machine room 201, and the front side thereof can be used as a storage space 121 or used as a space for installing other parts. .
  • the heat dissipation fan 611 is spaced apart from the side plate 212 of the machine room frame 200 extending along one side of the inlet (225a) to be separated from the side plate (212). In between, an air flow space connected to the inlet 225a is created.
  • the air flow space can be viewed from the top of the defrost water tray 240 corresponding to the left side of the air flow guide 245 described above when viewed with reference to FIG. 8.
  • the extending direction of the rotational axis of the heat dissipating fan 611 is formed orthogonal to the direction in which the suction port 225a is opened. That is, the heat dissipation fan 611 faces the compressor 610 in front. Accordingly, the air flow space can be relatively widened. If the heat dissipation fan 611 faces the main condenser 620 or is installed at an angle, the width of the air flow space is inevitably narrowed, and the air flow is not smooth.
  • the heat dissipation fan 611 is a very important component to perform a cooling function through suction of air and discharge of air, and cooling performance may be improved as the size increases.
  • a heat dissipation fan 611 having a height corresponding to the height of the maximum compressor 610 may be applied. That is, the height H2 of the heat dissipation fan 611 is equal to or smaller than the height H1 of the compressor 610.
  • the compressor 610 is disposed on a path in which the outlet 225b is opened. Accordingly, the air heated through the compressor 610 may flow directly toward the discharge port 225b and be discharged to the outside.
  • the compressor 610 may be entirely or at least partially disposed on a path in which the outlet 225b is opened.
  • the refrigeration cycle is operated while the refrigerant continuously flows inside each of the components constituting the air conditioning module 600.
  • each component is connected to a plurality of refrigerant pipes, and the evaporation pipe L2, side condensation pipes L4 and L6, and front condensation pipe L8, which will be described below, are also included in the refrigerant pipe.
  • the evaporation pipe L2 is installed in the defrost water tray 240 and is located close to the bottom surface 241 ′ of the defrost water tray 240.
  • the evaporation pipe L2 is installed to be spaced apart from the bottom surface 241 ′ of the defrost water tray 240 by a predetermined distance, and is connected in a zigzag direction as shown in FIG. 6 to secure the maximum length.
  • the evaporation pipe (L2) is connected to the refrigerant discharge pipe (610a, see Fig. 8) of the compressor 610 through the main control valve 625, and is a passage through which high-pressure/high-temperature refrigerant passes.
  • Reference numeral L1 denotes a first connection pipe connecting between the main control valve 625 and the evaporation pipe L2.
  • the evaporation pipe L2 is connected to the main condenser 620, and the first side condensation pipe L4 is connected to the main condenser 620.
  • the first side condensation pipe L4 is provided on the left side of the cabinet 100 based on FIG. 6 and is bent a plurality of times. Referring to FIG. 8, a part of the second connector L3 connecting the main condenser 620 and the first side condensing pipe L4 is shown.
  • the first side condensing pipe L4 is connected to the second side condensing pipe L6 through a third connection pipe L5 (see FIG. 6) that crosses the machine room 201.
  • the second side condensing pipe L6 has the same shape by forming a pair with the first side condensing pipe L4, but is provided on the right side of the cabinet 100 as shown in FIG. 6.
  • the second side condensing pipe L6 does not necessarily have the same shape as the first side condensing pipe L4.
  • the second side condensation pipe L6 is connected to the front condensation pipe L8 through a fourth connection pipe L7.
  • the front condensation pipe L8 is provided on the front surface of the cabinet 100 and is a refrigerant pipe that is bent a plurality of times.
  • the front condensing pipe L8 is substantially rectangular, which has a shape corresponding to the front frame 118 described above.
  • the first side condensing pipe (L4), the second side condensing pipe (L6), and the front condensing pipe (L8) can each perform a function of condensing the refrigerant together with the main condenser 620, Even if a large main condenser 620 cannot be installed in the machine room 201 due to its low and narrow height, this can be supplemented. Accordingly, the first side condensing pipe L4, the second side condensing pipe L6 and the front condensing pipe L8 may also be viewed as a part of the condenser together with the main condenser 620.
  • first side condensing pipe (L4), the second side condensing pipe (L6), and the front condensing pipe (L8) have a structure that surrounds the exterior of the cabinet 100, so the cabinet It can also serve as a kind of hotline to prevent dew from occurring on the surface of (100).
  • the first side condensing pipe (L4), the second side condensing pipe (L6), and the front condensing pipe (L8) are filled with foam insulation into the space between the inner case 120 and the outer case 110 described above, It can be inserted and fixed inside the insulation.
  • the second side condensation pipe L6 is connected to the evaporator 630 through a fifth connection pipe L9.
  • the evaporator 630 is disposed in a space on the rear side of the grill pan assemblies 500a and 500b among each portion of the inner case 120. That is, when the air is sucked from the lower side of the storage space 121 by the operation of the grill fan assemblies 500a and 500b and then discharged the air to the upper side of the storage space 121, the air is transferred to the evaporator 630. ) To allow heat exchange while passing through.
  • the evaporator 630 is composed of a plate-shaped evaporator 630 so that it can be stably installed in front of the rear side wall of the inner case 120 while improving heat exchange performance in a narrow space.
  • Reference numeral L10 denotes an evaporator connection pipe connecting the evaporator 630 and the main control valve 625.
  • a dryer and a capillary tube may be further installed between the front condensing tube L8 and the evaporator 630.
  • the refrigerant flows in the order of the front condensing pipe (L8)-the dryer-the main control valve 625-the capillary tube-the evaporator 630.
  • the dryer serves to protect the system by trapping moisture and foreign substances, and the capillary tube acts as an expansion valve to throttling.
  • the refrigerant that has passed through the evaporator 630 finally flows back into the refrigerant inlet pipe 610b (see FIG. 8) of the compressor 610 to repeat the refrigeration cycle.
  • the refrigerant in a high-temperature and high-pressure state while passing through the compressor 610 and the main condenser 620 installed in the machine room 201 becomes a liquid state in which the pressure and temperature are lowered through the throttling action of the capillary tube. , In this state, it is transmitted to the evaporator 630.
  • the evaporator 630 serves to lower the temperature inside the storage space 121 by using latent heat while receiving the low-temperature, low-pressure liquid refrigerant and evaporating the refrigerant into a gas.
  • the expansion valve lowers the pressure with a low-temperature, low-pressure liquid refrigerant gas so that the high-temperature and high-pressure refrigerant gas discharged from the main condenser 620 is easily evaporated in the evaporator 630, and adjusts the flow rate of the refrigerant gas.
  • the expansion device for the refrigerating chamber may include a capillary tube.
  • the capillary tube has a relatively small diameter, and during the process of passing the refrigerant through the capillary tube, the refrigerant may expand by acting as a resistance against the flow of the refrigerant.
  • the evaporator 630 is installed in the cooling chamber 125. More precisely, as shown in FIG. 30, a cooling chamber made between the inner surface 124 of the inner case 120 and the grill plate 270 ( 125).
  • the grill fan assembly 500 described above is positioned above the evaporator 630 so that the grill fan assembly 500 sucks air in the storage space 121 through the lower side, that is, the air inlet hole 275, After passing through the evaporator 630, it is discharged into the storage space 121 again through an upper discharge part.
  • the evaporator 630 includes a cooling pipe 638 through which a refrigerant flows and a cooling fin 650 through which the cooling pipe 638 passes.
  • the cooling pipe 638 may be viewed as a kind of long pipe. It is connected to the capillary tube (expansion valve) described above to receive the refrigerant, and discharges the refrigerant that has passed through the evaporator 630 again.
  • the cooling pipes 638 are configured as a pair. More precisely, the cooling tube 638 includes a first cooling tube 638a and a second cooling tube 638b.
  • the first cooling tube 638a is a part into which the refrigerant supplied from the capillary tube (expansion valve) flows in, and it continuously passes through the pinholes 653a and 653b of the cooling fin 650 to be described below, and is cooled at the outermost side. Pass through to the pin 650.
  • the second cooling pipe 638b is connected to the first cooling pipe 638a and also continuously passes through the pinholes 653a and 653b of the cooling fin 650.
  • the first cooling pipe 638a and the second cooling pipe 638b are connected to each other by changing directions from the outside of the cooling fins 650 disposed at the outermost of the plurality of cooling fins 650. That is, the first cooling pipe 638a and the second cooling pipe 638b are not configured as separate units, but one pipe is connected continuously, but the direction is changed in the middle.
  • An accumulator 639 is installed in the middle of the second cooling pipe 638b. A refrigerant absorbing surrounding heat is transmitted to the accumulator 639 through the second cooling pipe 638b. The accumulator 639 separates the unvaporized liquid refrigerant from the delivered refrigerant so that the liquid refrigerant is not transferred to the compressor 610.
  • the cooling fins 650 are configured in a row at the rear of the storage space 121, that is, inside the cooling chamber 125.
  • a plurality of cooling fins 650 are arranged side by side to constitute the evaporator 630, but these cooling fins 650 do not constitute a plurality of rows by different heights.
  • the refrigerator is composed of only one row to enable miniaturization.
  • the refrigerator is a refrigerator for storing alcoholic beverages such as wine, a refrigeration function is not required, and since the range of the refrigeration set temperature is narrow, a plurality of rows of cooling fins 650 are unnecessary.
  • the cooling fins 650 may constitute two or more rows.
  • the cooling fins 650 are made in the shape of a thin metal plate, and consist of a plurality of cooling fins 650 to be advantageous for heat exchange with the surrounding air. In addition, between the cooling fins 650 are spaced apart for the flow of air.
  • Pinholes 653a and 653b are formed in the cooling fins 650, and the pinholes 653a and 653b are a first cooling pipe 638a and a second cooling pipe constituting the cooling pipe 638. It is configured in a pair so that each 638b passes through. More precisely, the pinholes 653a and 653b are disposed in the cooling fin 650 in the vertical direction. As a result, the cooling pipes 638 are disposed in two rows while passing through the upper and lower portions of the cooling fins 650, respectively.
  • three or more pinholes 653a and 653b may be provided in the cooling fin 650, and the cooling pipe 638 may pass through the pinholes 653a and 653b in a zigzag form.
  • the cooling pipe 638 does not pass through the pinhole when it returns to the opposite direction after passing through the one pinhole 653a.
  • the number of the pinholes 653a and 653b is preferably at least two or more.
  • the existing cooling fin 650 may be used as it is.
  • the cooling fins 650 are installed in an erect direction. That is, the cooling fins 650 are disposed in a direction in which the cooling fins 650 are erected to have a height greater than a width.
  • the width of the cooling fins 650 refers to the left and right lengths based on FIG. 30, and the height refers to the upper and lower lengths.
  • the left and right widths occupied by the cooling chamber 125 may be smaller than that of the cooling fins 650 installed in a lying state. Accordingly, the entire left and right width of the cooling chamber 125 may be reduced, and conversely, the storage space 121 may be wider.
  • the cooling fin 650 is vertically erected along the direction of gravity, but it is not necessarily limited thereto.
  • the cooling fins 650 may be erected inclined to have a predetermined angle.
  • Pinholes 653a and 653b are formed in the cooling fins 650.
  • the pinholes 653a and 653b are formed of a pair of an upper pinhole 653a and a lower pinhole 653b. These upper pinholes 653a and lower pinholes 653b are formed in the cooling fins 650 at different heights, and one cooling tube 638 passes through the two pinholes 653a and 653b, respectively. do.
  • the plurality of cooling fins 650 are arranged side by side so that the pinholes 653a and 653b have the same height as the pinholes 653a and 653b of the other cooling fins 650 adjacent to each other. Therefore, one cooling pipe 638 continuously passes through the pinholes 653a and 653b of the same height, and the cooling pipe 638 passing through the pinholes 653a and 653b of the outermost cooling fin 650
  • the silver may extend through different pinholes 653a and 653b having different heights by changing the direction.
  • the first cooling pipe 638a passes through the upper pinholes 653a in succession, and then the direction around the pinholes 653a and 653b of the outermost cooling fins 650 By changing it, it becomes the second cooling pipe 638b and passes through the lower pinholes 653b. At this time, the first cooling pipe 638a and the second cooling pipe 638b are connected through the joint 660 bent in a substantially U shape around the outermost cooling fins 650.
  • the first cooling pipe 638a and the second cooling pipe 638b pass through the cooling fins 650 while having different heights from each other. Therefore, the cooling fin 650 does not rotate arbitrarily and can maintain a stably erected state. That is, the cooling pipe 638 constitutes a kind of fixing structure of the evaporator 630 together with the evaporator holder 640 to be described below.
  • the first cooling pipe 638a passes through the upper pinhole 653a, and the second cooling pipe 638b passes through the lower pinhole 653b.
  • the cooling pipe 638 first passes through the upper portion of the cooling fin 650 having a relatively low temperature, and then passes through the lower portion. Therefore, it is possible to effectively reduce the occurrence of frost in the lower portion of the cooling fins 650 in which contact with air with high humidity delivered from the storage space 121 is relatively larger.
  • the second cooling fins 652 are disposed with a relatively wider interval than the first cooling fins 651 in other regions.
  • the second cooling fins 652 connected to the initial inlet of the first cooling pipe 638a are arranged with a relatively wide interval. It becomes. This is to allow the remaining ice or defrost water to flow downward by disposing the second cooling fins 652 in a region where residual ice or defrost water mainly falls.
  • evaporator holders 640 at both ends of the evaporator 630.
  • the evaporator holder 640 is erected in the same direction as the cooling fin 650 and fixes the evaporator 630 to the inner surface 124 of the inner case 120.
  • the evaporator holder 640 has a holder body that is erected in parallel with the cooling fins 650 to form a skeleton.
  • the holder body has a substantially thin plate shape and may be made of a metal material.
  • the holder body is erected in parallel with the cooling fins 650 and has a larger area than the cooling fins 650. Accordingly, the evaporator holder 640 may protect the cooling fins 650 on the left and right sides of the evaporator 630.
  • the holder body has a strength reinforcing rib 642.
  • the strength reinforcing rib 642 is formed by being bent in the holder body.
  • the strength reinforcing rib 642 of the evaporator holder 640 extends along the longitudinal direction of the evaporator holder 640. That is, the strength reinforcing rib 642 is provided along the relatively long portion, so that the strength of the evaporator holder 640 may be reinforced. Since the evaporator holder 640 is made in a thin plate shape, it can be easily deformed or bent by an external force, and the strength reinforcing rib 642 prevents the evaporator holder 640 from bending.
  • the strength reinforcing ribs 642 of the evaporator holder 640 extend along the longitudinal direction in which the evaporator holder 640 is erected at both ends of the evaporator holder 640. That is, the strength reinforcing ribs 642 extend in parallel on both sides of the evaporator holder 640, and are formed in a direction in which the evaporator holder 640 is erected. Through this structure, the durability of the evaporator holder 640 may be further increased.
  • the evaporator holder 640 is configured as a pair on both sides of the evaporator 630, and may have the same structure. As shown in FIG. 29, the pair of evaporator holders 640 are of the same height, and the direction in which the strength reinforcing ribs 642 protrude is the same. Therefore, since the distance between the pair of strength reinforcing ribs 642 is larger than the width of the cooling fins 650, the evaporator holder 640 and the cooling fins 650 may not interfere with each other. In addition, since the pair of evaporator holders 640 are of the same shape, facilities and processes for manufacturing the evaporator holders 640 can be unified.
  • the holder body has a fixing hook (645).
  • the fixing hanger 645 is a portion protruding in the shape of a hook, extending from the holder body, and being hooked and fixed to the inner case 120 of the cabinet 100. As shown in FIG. 28, the inner surface 124 of the inner case 120 has a fixing groove 129 through which the fixing hook 645 is hooked, so that the fixing hook 645 can be hooked.
  • FIG. 30 there is an air inlet 272 through which air of the storage space 121 is introduced under the grill plate 270 on which the grill fan assembly 500 is installed, and the air inlet 272 ) Is formed to overlap the height of the cooling fins 650 of the evaporator 630 in at least some sections.
  • the air inlet 272 protrudes in the direction of the storage space 121 so as to be away from the evaporator 630, that is, in a direction away from the inner surface 124 of the inner case 120, so that the air inlet 272 ) And the evaporator 630, a blank space is naturally created. Accordingly, air can be smoothly introduced through the air inlet hole 275 in the air inlet 272.
  • the air inlet hole 275 of the air inlet portion 272 is formed to be inclined toward the cooling fin 650. More precisely, the air inlet hole 275 is inclined upward to face the cooling fin 650, so that the air in the storage space 121 can be accurately supplied to the evaporator 630.
  • the inner surface 124 facing the grill pan assembly 500 from the inner case 120 has an avoidance depression 124 ′ depressed so that the distance between the grill pan assembly 500 is increased, and the evaporator 630 ) Is installed below the avoidance depression 124'. Accordingly, smooth air flow is possible in the order of the air inlet hole 275-the evaporator 630-the avoidable depression 124 ′-the grill fan assembly 500.
  • the control module 700 is installed in the machine room 201.
  • the control module 700 is for controlling various functions of the refrigerator, and may control all of various functions such as temperature control of the storage space 121, communication, and display of information through the display module 800.
  • the control module 700 may be installed inside the machine room 201 to save the internal space of the cabinet 100.
  • the control module 700 Prior to the description of the control module 700, looking at the structure in which the control module 700 is installed, the control module 700 is installed on the bottom of the cover plate 250 in this embodiment.
  • a case guide 260 is provided on the bottom of the cover plate 250, and the case guide 260 is provided in a direction parallel to the direction in which the discharge port 225b is opened, and the control module 700 is It is possible to enter and exit the outlet (225b) along the guide 260.
  • 31 shows a state in which the control module 700 is completely separated to the outside of the machine room 201.
  • the case guide 260 may be installed parallel to the direction in which the inlet 225a is opened, but it is installed on the outlet 225b side so as not to interfere with the flow of air sucked into the inlet 225a. It is more preferable.
  • the case guide 260 is configured as a pair spaced apart from each other so as to be coupled to both sides of the control module 700 and extends in parallel.
  • the control module 700 may be slidably assembled between the pair of case guides 260.
  • the case guide 260 on the left side is divided into a first rail 260a
  • the case guide 260 on the right side is divided into a second rail 260b.
  • the first rail (260a) is installed on the bottom surface of the cover plate 250 covering the upper portion of the machine room frame (200), and the second rail (260b) is the first rail (260b) on the bottom surface of the cover plate (250). It is installed in a direction parallel to the rail 260a. That is, although the first rail 260a and the second rail 260b are independently represented in FIGS. 32 and 33, the first rail 260a and the second rail 260b are actually It is installed on the bottom. However, the cover plate 250 is omitted in the drawing so that the first rail 260a and the second rail 260b can be clearly seen.
  • the first rail 260a includes a first fixing frame 262 and a first guide frame 264.
  • the first fixing frame 262 is a portion that is fixed to the bottom of the cover plate 250 and allows the first rail 260a to be firmly fixed to the cover plate 250.
  • a first guide channel H1 into which a part of the side surface of the control module 700 is fitted is formed in the first guide frame 264.
  • the first fixing frame 262 and the first guide frame 264 are orthogonally connected to each other in an approximately'L' shape.
  • the first guide frame 264 may also be fixed to the bottom surface of the cover plate 250 by fasteners or the like.
  • a first guide channel H1 is formed in the first guide frame 264. Since the first guide channel H1 is open to the front, one side edge of the storage case 710 constituting the control module 700 may be fitted.
  • the upper surface portion 264a, the side portion 264b, and the lower fixing portion 264c are connected to each other in a'U' shape, and a first guide channel H1 is formed therebetween. .
  • the second rail 260b includes a second fixing frame 265 and a second guide frame 267, similar to the first rail 260a.
  • the second fixing frame 265 is a portion that is fixed to the bottom of the cover plate 250 and allows the second rail 260b to be firmly fixed to the cover plate 250.
  • a second guide channel H2 into which a part of the side surface of the control module 700 is fitted is formed in the second guide frame 267.
  • the second fixing frame 265 and the second guide frame 267 are orthogonally connected to each other in an approximately'L' shape.
  • the second guide frame 267 may also be fixed to the bottom surface of the cover plate 250 by fasteners or the like.
  • a second guide channel H2 is formed in the second guide frame 267.
  • the second guide channel H2 is formed to face the first guide channel H1 and is open to the front so that one side edge of the storage case 710 constituting the control module 700 is fitted. I can.
  • the upper surface portion 267a, the side portion 267b, and the lower fixing portion 267c are connected to each other in a'U' shape, and a first guide channel H1 is formed therebetween. .
  • the case guide 260 is configured to be divided into two rails, and thus can be assembled independently from each other. Therefore, errors generated in the manufacturing process of the case guide 260 can be compensated to some extent during the installation process.
  • the first fixing frame 262 and the second fixing frame 265 are at complementary positions, so that the first rail 260a and the second rail 260b form a square shape as a whole.
  • the first rail 260a and the second rail 260b are connected to each other, so that the case guide 260 may be configured as a single component.
  • at least one of the first rail 260a or the second rail 260b of the case guide 260 may be integrally formed on the bottom surface of the cover plate 250.
  • both side surfaces of the control module 700 are slidably assembled to the first rail 260a and the second rail 260b, respectively. And, as shown in FIG. 31, when the front cover 220 of the machine room frame 200 is separated from the front of the machine room frame 200, the front part of the control module 700 is moved to the front of the machine room frame 200. It can be exposed.
  • S denotes a part in which the control module 700 is installed.
  • the control module 700 is installed in the machine room 201 and is disposed adjacent to the front surface of the machine room 201 so as to face the suction port 225a or the discharge port 225b. More precisely, the control module 700 is installed above the machine room 201 adjacent to the outlet 225b, and when the control module 700 is installed in the machine room 201, the control module 700 The discharge space O is formed between the bottom surface of the machine room frame 200 and the bottom surface of the machine room frame 200. Accordingly, the control module 700 may be installed at a position close to the entrance of the machine room 201 and separated to the front of the machine room 201.
  • control module 700 it is not necessary to open the rear of the refrigerator for maintenance of the control module 700, and the control module 700 can be separated from the front of the refrigerator to repair or replace, and the machine room module of the present invention is built-in refrigerator. If applied to, it is possible to perform work in front of the refrigerator without having to remove the entire refrigerator from the installation site.
  • the control module 700 is installed in parallel with the upper surface of the machine room frame 200 while facing the upper surface of the machine room frame 200 corresponding to the ceiling of the machine room 201, that is, the bottom surface of the cover plate 250. In other words, as shown in FIG. 31, the control module 700 is installed inside the machine room 201 in a lying state. Therefore, since the main control board constituting the control module 700 is stored in a state lying parallel to the inside of the storage case 710, which is a kind of drawer structure, it can be stably accommodated even if the main control board is not fixed with a separate fastener. I can. Of course, it is also possible to fix the main control board to the storage case 710 using a separate fastener such as a bolt.
  • control module 700 is installed on the cover plate 250 covering the upper portion of the machine room 201, vibrations generated from devices such as the compressor 610 installed on the bottom surface of the machine room 201 are prevented from occurring in the control module ( 700) can be prevented from being transmitted directly.
  • a separate damper (not shown) may be installed between the case guide 260 and the control module 700 or between the case guide 260 and the cover plate 250.
  • control module 700 since the control module 700 is accommodated in a state lying in parallel in the width direction rather than in the height direction of the machine room 201, it is possible to secure a left and right installation space corresponding to at least the width direction of the outlet 225b. Therefore, the area of the main control board constituting the control module 700 can be sufficiently increased. In fact, referring to FIG. 8, it can be seen that the control module 700 occupies most of the area from the outlet 225b side except for the portion in which the compressor 610 is installed.
  • the control module 700 includes a storage case 710 and a main control board (not shown).
  • the storage case 710 is detachably assembled to the upper portion of the machine room 201, that is, the case guide 260, and has a storage space 701 at the center thereof.
  • the storage case 710 has a substantially rectangular frame structure, and is opened upward to expose the storage space 701.
  • the storage case 710 has a width less than or equal to the width of the discharge port 225b so as to be able to enter and exit the discharge port 225b. In addition, it is preferable that the storage case 710 is less than 1/2 of the height of the discharge port 225b in a separated state so as not to reduce the height of the discharge port 225b excessively.
  • the storage case 710 is provided with protective walls 712 and 713.
  • the protective walls 712 and 713 protrude along the edge of the storage case 710 to surround the storage space 701, and the height of the protective walls 712 and 713 becomes the height of the storage case 710.
  • the protective walls 712 and 713 include a rear wall 712 facing the inside of the machine room 201 and a front wall 713 facing the outside, and have a guide end 715 along a side surface.
  • the guide end 715 is a part that is assembled to the case guide 260, and the guide end 715 is elongated along the side surface of the storage case 710 so that the first guide channel of the case guide 260 ( It is fitted into H1) and the second guide channel H2.
  • the structure in which the storage case 710 is assembled inside the machine room 201 is not necessarily limited to this structure.
  • the storage case 710 is not assembled in the machine room 201 with a sliding structure in front and rear with respect to the front of the machine room 201, but after inserting the storage case 710 into the machine room 201, A locking structure that is pushed and fixed in a direction orthogonal to the inserted direction may be applied to the machine room 201.
  • the guide end 715 is provided at an upper end closest to the bottom surface of the cover plate 250 covering the machine room 201 from the side of the storage case 710. That is, the guide end 715 is provided along the upper end of the side surface, and protrudes outward from the upper end of the side surface. As the guide end 715 is provided at the upper end of the side surface, the storage case 710 may be installed to be in close contact with the bottom surface of the cover plate 250. In this case, even without a separate cover, the upper surface of the storage space 701 can be shielded by the cover plate 250, and foreign matters can be prevented from entering the storage space 701.
  • Partition walls 720 are located inside the protective walls 712 and 713 of the storage case 710.
  • the storage case 710 of the control module 700 has a storage space 701 in which the main control board is accommodated at the center, and the partition wall 720 divides the storage space 701 again. More precisely, the partition wall 720 surrounds the storage space 701 to form a wire connection space 702 outside the storage space 701. That is, a wire connection space 702 is formed between the partition wall 720 and the protective walls 712 and 713.
  • a wire harness (not shown) connected to the main control board is mounted in the wire connection space 702. Since the wire connection space 702 is an independent space from the storage space 701, the wire harness can be easily arranged. In particular, there is a high possibility that a plurality of wire harnesses in the narrow machine room 201 are twisted or interfere with peripheral parts including parts of the main control board, and these can be arranged through the wire connection space 702. In this embodiment, the wire connection space 702 has an approximately'a'-shaped path. Unlike this, the wire connection space 702 may be formed to cover all the outer sides of the storage space 701.
  • the partition wall 720 functions as a kind of double wall together with the protective walls 712 and 713. Accordingly, the partition wall 720 may filter once more foreign matter is introduced into the main control board.
  • connection hole 712' is passed through the rear of the machine room 201 toward the inside.
  • the connection hole 712 ′ allows a part of the wire harness connected to the control module 700 to extend to the outside of the storage case 710 through it.
  • the connection hole 712 ′ Is formed through the rear of the wire connection space 702.
  • the door opening device 900 is installed in the installation space 253 recessed in the direction of the storage space 121 from the bottom of the cabinet 100.
  • the installation space 253 has a shape in which a lower part of the cabinet 100 is recessed, and in this embodiment, the installation space 253 is made in the cover plate 250.
  • a cover plate 250 is installed between the upper portion of the machine room frame and the lower portion of the cabinet 100 to cover the machine room 201, and the door opening device 900 is the bottom surface of the cover plate 250 ( It is accommodated in the installation space 253 recessed toward the lower portion of the cabinet 100 at 251.
  • the cover plate 250 is spaced apart from the inner case 120 to create a foaming space therebetween, a foaming agent is filled above the cover plate 250 to make a heat insulation part. Accordingly, the installation space 253 is depressed toward the space of the heat insulating portion, and there is no fear of interference with other parts.
  • the periphery of the cover plate 250 surrounding the door opening device 900 is filled with a heat insulating part, and this heat insulating part also serves as a sound insulating material that blocks the operating noise of the motor/gear generated in the door opening device 900.
  • the installation space 253 is made inside the recessed portion recessed from the cover plate 250 toward the bottom of the inner case.
  • the installation space 253 is in the center of the cover plate 250, and the installation space 253 has a bottom surface facing the machine room and a front surface facing the door assembly, respectively.
  • the installation space 253 can be viewed as a space connected to the machine room 201. Therefore, when the machine room module is separated from the refrigerator, the installation space 253 and the door opening device 900 installed in the installation space 253 are externally As it turns out, it can also be easily maintained.
  • 34 shows the bottom of the refrigerator after removing the machine room module of the refrigerator, and it can be seen that the installation space 253 and the door opening device 900 installed in the installation space 253 are exposed.
  • the front of the installation space 253 toward the door assembly 130 is also open. Referring to FIG. 36, a front entrance 253' of the installation space 253 is exposed. At this time, the front of the installation space 253 is shielded by a front frame 118 constituting the cabinet 100, and a push rod 950 protruding from the door opening device 900 on the front frame 118 There is a rod entry and exit 119 of the.
  • the front surface of the installation space 253 is shielded by the front frame 118, and only the portion where the push rod 950 enters and exits is drilled in the form of a hole. Therefore, in a state in which the push rod 950 of the door opening device 900 has not yet protruded, the load cap 952 of the push rod 950 blocks the rod inlet 119 to prevent foreign substances from flowing into the inside.
  • the door opening device 900 is installed in a device case 901 forming an external shape.
  • a portion of the device case 901 close to the door assembly 130 is narrow, but the inner portion of the cover plate 250 is relatively wide. This is according to the arrangement of the drive motor 910 and the gear assembly 920 installed in the device case 901, which will be described again below.
  • the device case 901 is installed at the center of the cover plate 250, and more precisely, the rod inlet 119 from which the push rod 950 protrudes is preferably located on the center line of the cover plate 250.
  • A denotes the center line of the cover plate 250 in FIG. 34.
  • the device case 901 has a height corresponding to the installation space 253 and has a thin and wide plate-shaped structure.
  • the device case 901 may be composed of a plurality of parts.
  • an upper case (not shown) and a lower case form the outer shapes of the upper and lower portions of the door opening device 900, respectively.
  • the upper case and the lower case are coupled to provide a space in which the driving motor 910 and the gear assembly 920 can be disposed.
  • the upper case is omitted so that the driving motor 910 and the gear assembly 920 are exposed.
  • the upper case may be omitted and the device case 901 may be configured only with the lower case.
  • the installation ring 905 is inserted into the ring mounting groove 904 recessed at the edge of the device case 901, and the mounting ring 905 includes the lower case being the ring mounting groove 904 of the device case 901.
  • it may be formed of a silicon material. Accordingly, it is possible to attenuate vibration generated when the door opening device 900 is driven, and has a structure capable of preventing noise due to this.
  • a drive motor 910 is installed in the device case 901.
  • the driving motor 910 is mounted on the lower surface of the device case 901.
  • the driving motor 910 may be a BLDC type motor capable of both forward and reverse rotation.
  • As the driving motor 910 uses a BLDC type motor it is possible to variably control the speed of the driving motor 910 by counting a frequency generating (FG) signal.
  • FG frequency generating
  • the driving motor 910 is mounted on a lower surface of the lower case, and a rotation shaft of the driving motor 910 may penetrate inside the lower case.
  • a drive motor 910 is installed in the device case 901, and a pinion gear 911 of the drive motor 910 protrudes to rotate by the drive motor 910.
  • the pinion gear 911 meshes with the gear assembly 920 to rotate the gear assembly 920.
  • a plurality of gears are arranged in the device case 901 to mesh with each other, and the plurality of gears include reduction gears 921 and 923 and spacer gears 925 and 927.
  • the reduction gears 921 and 923 play a role of reducing the rotational speed of the drive motor 910 through a gear ratio
  • the spacer gears 925 and 927 are connected to and meshed with the reduction gears 921 and 923, but the push rod 950 and the reduction gear ( 921,923).
  • the first reduction gear 921 is connected to the second reduction gear 923, and the second reduction gear 923 is connected to the spacer gears 925 and 927.
  • the reduction gears 921 and 923 have a structure in which the input side and the output side are arranged in two stages, like the general reduction gears 921 and 923, and are configured so that the adjacent gear, the input side, and the output side come into contact with each other to reduce the speed.
  • the number of revolutions can be adjusted through a combination of the plurality of reduction gears 921 and 923, and the force transmitted to the push rod 950 can be adjusted through the adjustment of the number of revolutions.
  • the number of reduction gears 921 and 923 may be adjusted as necessary.
  • the reduction gears 921 and 923 are composed of a total of two, but may be three or more.
  • Reference numerals 921' and 923' denote rotation axes of the first reduction gear 921 and the second reduction gear 923, respectively.
  • a first spacer gear 925 is disposed on the second reduction gear 923, and the first spacer gear 925 and the push rod 950 may be connected by a second spacer gear 927.
  • the spacer gears 925 and 927 have a general spur gear shape and simply transmit the force of the second reduction gear 923 to the push rod 950, but adjust the contact distance with the push rod 950 to adjust the push rod ( It is configured to secure the maximum withdrawal distance of 950).
  • the spacer gears 925 and 927 may be composed of a plurality of gears having different sizes.
  • the position of the contact point between the spacer gears 925 and 927 and the push rod 950 for transmitting power to the push rod 950 is preferably arranged in the withdrawal direction of the push rod 950 as much as possible, and the door It should be located at a position close to the rear surface of the assembly 130.
  • spacer gears 925 and 927 are disposed between the second reduction gear 923 and the push rod 950.
  • Reference numerals 925' and 927' denote rotation axes of the first spacer gear 925 and the second spacer gear 927, respectively.
  • the reduction gears 921 and 923 constituting the gear assembly 920 of the door opening device 900 and the spacer gears 925 and 927 are arranged in different directions. 35 and 36, a direction X in which a plurality of reduction gears 921 and 923 extend from the drive motor 910 of the door opening device 900 and the plurality of spacer gears 925 and 927 are the reduction gears.
  • the directions Y extending from the (921,923) are formed differently from each other.
  • a direction X of the plurality of reduction gears 921 and 923 constituting the gear assembly 920 of the door opening device 900 extends from the drive motor 910 of the door opening device 900 is the door opening device.
  • the direction Y is substantially perpendicular to the direction in which the push rod 950 of the push rod 950 enters and exits, and the direction Y in which the plurality of spacer gears 925 and 927 extend from the reduction gears 921 and 923 is a direction in which the push rod 950 enters and exits.
  • the contact of the second spacer gear 927 meshing with the push rod 950 is maximized at the load inlet and outlet. It may be close to 119, through which it is possible to secure the maximum withdrawal distance of the push rod 950.
  • the gear assembly 920 extends long in only one direction, thereby excessively increasing the overall length of the door opening device 900. Can also be prevented.
  • the push rod 950 may open the door assembly 130 by pushing the rear surface of the door assembly 130.
  • the push rod 950 is mounted on the inside of the device case 901, and a rack gear is formed on the outer surface so as to be engaged with the second spacer gear 927 to be operated. Accordingly, the rack gear may protrude through the rod inlet 119 by the rotation of the spacer gears 925 and 927. Due to the position of the second spacer gear 927, at least half of the rack gear is pulled out of the device case 901 when the push rod 950 is operated by the second spacer gear 927 Can be.
  • the push rod 950 has an arc shape having a predetermined curvature. Accordingly, even when the door assembly 130 is rotated, the push rod 950 can maintain a certain point on the rear surface of the door assembly 130, more precisely, in a state in contact with the contact jaws B. Accordingly, even when the door assembly 130 is rotated, the push rod 950 does not slip and pushes a point of the door assembly 130 to open the door assembly 130.
  • a rod cap 952 is provided at a front end of the push rod 950.
  • the load cap 952 may be made of an elastic material such as silicone or rubber, and is in contact with the door assembly 130 to prevent noise when the push rod 950 and the door assembly 130 come into contact with each other, and to increase gripping force. It is improved so that the force pushed by the push rod 950 can be effectively transmitted to the door assembly 130.
  • the front surface of the load cap 952 facing the rear surface of the door assembly 130 is wider than the end of the push rod 950, so that the surface B'of the contact jaw B is more stable. I can push it.
  • the load cap 952 has a substantially rectangular front surface.
  • control module 700 is located close to the door opening device 900.
  • a control module 700 is installed on the bottom surface 251 of the cover plate 250 to be electrically connected to the door opening device 900. That is, the control module 700 is installed on the bottom surface 251 of the cover plate 250, but when the cabinet 100 and the machine room frame are combined, it is located inside the machine room. Can be placed very close.
  • control module 700 is located oriented toward the side of the machine room so as to be adjacent to the outlet of the machine room, and the door opening device 900 is positioned higher from the floor of the machine room than the control module 700. have. This is because the control module 700 is installed on the bottom surface 251 of the cover plate 250, but the door opening device 900 is an installation space that is further recessed from the cover plate 250 toward the bottom surface of the cabinet 100. Because it is installed in (253). Of course, due to the height difference, the possibility of interference between the control module 700 and the door opening device 900 may be lowered.
  • FIG. 19 is an enlarged view showing an enlarged portion A of FIG. 17.
  • Figure 20 is a cross-sectional view of the rear horizontal adjustment unit of Figure 19.
  • Figure 21 is a longitudinal cross-sectional view of the rear horizontal adjustment unit of Figure 19.
  • a refrigerator according to an embodiment of the present invention includes a support module 1900 provided below the side part 1251.
  • the support module 1900 may be provided inside the side part 1251.
  • the support module 1900 may be configured to support the refrigerator, and may be configured to adjust the horizontal and level difference of the refrigerator 1.
  • the support module 1900 may include a power transmission unit 1920 and a rear horizontal adjustment unit 1910.
  • the power transmission unit 1920 is rotated by a user's manipulation, and is connected to the rear leveling unit 1910 to be interlocked with the rear leveling unit.
  • the rear horizontal cutout 1910 is configured to be movable in the vertical direction, so that the horizontal state of the cabinet can be adjusted. And, it may be configured to move in the vertical direction by the manipulation of the power transmission unit (1920).
  • the support module 1900 may further include a front horizontal adjustment unit 1930.
  • the power transmission unit 1920 may be provided inside the side part 1251 and may be formed in a shape of a shaft extending in the front-rear direction.
  • the power transmission unit 1920 is provided on a handle unit 1922 rotatably mounted on the side part 1251 and a rear part of the handle unit 1922 to rotate together with the handle unit 1922 and the It may include a first gear unit 1924 that is gear-coupled to the rear horizontal adjustment unit 1910.
  • the first gear unit 1924 may rotate while being engaged with a second gear unit 1914 to be described later.
  • the first gear unit 1924 is formed in a worm gear shape
  • the second gear unit 1914 is formed in a spur gear shape, so that the first gear unit 1924 and the second gear unit 1914 are It can be configured to transmit the rotational force even in the crossed state.
  • the rotation axis of the first gear unit 1924 and the rotation axis of the second gear unit 1914 may be disposed in an intersecting direction, and thus the user rotates the handle unit 1922 in front of the refrigerator. If so, the second gear unit 1914 rotates so that the rear horizontal adjustment unit 1910 may move in the vertical direction.
  • the rear horizontal adjustment part 1910 passes through the support part 1912 in contact with the floor surface on which the refrigerator is installed, the adjustment part rotation shaft 1918 and the adjustment part rotation shaft 1918 extending upward from the center of the support part 1912. It may include a second gear unit 1914 rotated together with the adjustment unit rotation shaft 1918.
  • the support part 1912 is a circular plate having a predetermined thickness, and may be formed to come into contact with a floor surface on which the refrigerator is installed.
  • an adjustment part rotation shaft 1918 is disposed in the center of the upper surface of the support part 1912.
  • the adjustment part rotation shaft 1918 becomes a rotation axis of the support part 1912, and may be formed to extend in an up-down direction to pass through the receiving member 1919 to be described later.
  • a threaded portion may be formed on the outer peripheral surface of the rotating shaft 1918 of the adjusting portion.
  • the screw portion may be screwed to the inner peripheral surface of the receiving member 1919. Accordingly, when the adjustment part rotation shaft 1918 rotates, the adjustment part rotation shaft 1918 and the support part 1912 may move in the vertical direction along the receiving member 1919.
  • the second gear unit 1914 may be mounted so as to penetrate through the adjustment unit rotation shaft 1918.
  • the second gear unit 1914 may be rotated while being accommodated in the receiving member 1919, and may be formed to be vertically movable along the rotating shaft 1918 of the adjustment unit.
  • the second gear unit 1914 and the adjustment unit rotation shaft 1918 are formed in a shape of a plane contacting each other so that the rotational force can be transmitted, so that the second gear unit 1914 connects the adjustment unit rotation shaft 1918 to each other. Accordingly, it is possible to move up and down and transmit rotational force.
  • the second gear part 1914 when the second gear part 1914 is rotated by the first gear part 1924, the second gear part 1914 rotates the adjusting part rotation shaft 1918, and the adjusting part rotation shaft ( 1918) can be moved up and down.
  • the accommodating member 1919 may include a gear accommodating portion 1919a and a rotating shaft accommodating portion 1919b.
  • the gear receiving part 1919a is formed to accommodate the second gear part 1914, and may be rotated in a state in which the second gear part 1914 is received.
  • the first gear part 1924 may be accommodated at one side of the gear receiving part 1919a. That is, the first gear part 1924 and the second gear part 1914 can be kept engaged with each other inside the gear receiving part 1919a, and thus the rotational force by the operation of the handle part is adjusted to the rear horizontally. Make sure it can be effectively communicated to wealth.
  • the rotation shaft accommodating portion 1919b may extend upward from the upper surface of the gear accommodating portion 1919a, and may be formed to penetrate the adjusting portion rotation shaft 1916.
  • a threaded line is formed inside the gear receiving part 1919a to be screwed with the threaded part of the rotating shaft of the adjusting part. Therefore, when the rotating shaft of the adjustment unit rotates, it can be moved up and down along the gear receiving unit.
  • the rear horizontal adjustment part 1910 may further include a fixing bracket 1915 to fix the support part 1912 and the receiving member 1919 to the side part.
  • the fixing bracket 1915 may have a rectangular frame shape with an open top surface.
  • the upper surface of the fixing bracket 1915 may include an extension surface bent in the front and rear direction, and connection holes are formed on both sides of the extension surface, and can be coupled to the side part 1251 using a fastening member. .
  • a through hole may be included in a lower surface of the fixing bracket 1915 so that the support part 1912 may be penetrated downward.
  • One side of the front of the fixing bracket 1915 may include a through hole 1915a that penetrates in the front-rear direction so that the power transmission unit 1920 can pass therethrough. That is, the power transmission unit 1920 and the first gear unit 1924 are inserted into the fixing bracket 1915 through the front through hole 1915a of the fixing bracket 1915, and the first gear unit 1924 May be fixed while being engaged with the second gear unit 1914.
  • the receiving member 1919 may be provided inside the fixing bracket 1915.
  • the rear leveling unit 1910 simply rotates the power transmission unit from the front without lifting the end of the refrigerator to adjust the rear leveling unit 1910 when leveling the refrigerator.
  • the support module 1900 may further include a front horizontal adjustment unit 1930 that is provided in front of the side part 1251 and moves up and down by rotation to adjust the horizontal state of the cabinet. have.
  • the front horizontal adjustment unit 1930 enables the height and horizontality of the refrigerator body to be adjusted while supporting the refrigerator body on the floor.
  • the front horizontal adjustment unit 1930 includes a head 1932 supporting the floor, and a screw bolt 1934 protruding upward from the head 1932 and fastened to the side part 1251 in a height adjustable manner. ).
  • a screw portion is formed on an outer circumferential surface of the screw bolt 1934 to adjust the height and horizontality of the refrigerator body while changing the height of the screw bolt 1934.
  • the front horizontal adjustment unit 1930 may further include a front fixing bracket 1936 that can be fixed by inserting the front horizontal adjustment unit 1930 into the side part 1251.
  • the support module 1900 is provided between the front leveling unit 1930 and the rear leveling unit 1910, and includes a roller assembly 1940 that facilitates the movement of the cabinet 10. I can.
  • the roller assembly 1940 is provided on the bottom of the refrigerator body, and the roller assembly 1940 allows the relatively heavy refrigerator body to move more easily and stably.
  • the roller assembly 1940 may include a roller 1942, a rotation shaft 1944, and a roller bracket 1946.
  • the roller 1942 may move the refrigerator by rolling in contact with the bottom surface, and a general wheel may be used.
  • the roller 1942 may be penetrated laterally by a rotation shaft 1944 formed in a round bar shape, and the rotation shaft 1944 may be a rotation center of the roller.
  • roller bracket 1946 is mounted so that the roller is rotatable, and may be formed in a shape with an open bottom surface so as to surround the roller from the upper side. Accordingly, the roller is accommodated between the roller brackets 1946, and a rotation shaft 1944 penetrating the roller may be mounted through both sides of the roller bracket 1946.
  • the storage space 121 becomes a closed space.
  • the operation of the air conditioning module 600 starts, the temperature control function of the refrigerator starts. That is, while the heat dissipation fan 611, the compressor 610, the main condenser 620, and the evaporator 630 constituting the air conditioning module 600 are operated, the air conditioning operation is performed.
  • the high-temperature, high-pressure refrigerant compressed by the compressor 610 passes through the evaporation pipe L2 (in the direction of the arrow 1).
  • the evaporation pipe L2 is installed in the defrost water tray 240, as far as possible. In order to secure a longer length, they are connected in a zigzag direction as shown in FIG. 37.
  • the evaporation pipe (L2) is connected to the refrigerant discharge pipe (610a, see Fig. 8) of the compressor 610 through the main control valve 625, and is a passage through which high-pressure/high-temperature refrigerant passes. Since it is disposed close to the bottom surface 241 ′ of, it may serve to evaporate the defrost water accumulated in the defrost water tray 240.
  • the refrigerant is delivered to the main condenser 620 and condensed.
  • the main condenser 620 is disposed close to the inlet of the suction space I, and after condensing the refrigerant, it is delivered to the expansion valve (capillary tube). do.
  • the refrigerant since the first side condensation pipe L4 is connected to the main condenser 620, the refrigerant first passes through the first side condensation pipe L4 (in the direction of arrow 3), and then the first side condensation pipe L4. Since the pipe L4 is connected to the second side condensation pipe L6 through the third connection pipe L5 crossing the machine room 201, the refrigerant condenses while passing through the second side condensation pipe L6. (Arrow 4 direction) As described above, in the present invention, since the side condensing pipes L5 and L6 exist, the side condensing pipes L5 and L6 assist the main condenser 620 to condense the refrigerant together, and the main condenser The size of 620 can be made relatively small.
  • the side condensing pipes (L5, L6) are built inside the side of the cabinet 100 to increase the side temperature of the refrigerator, thereby preventing the phenomenon of dew condensation on the outer surface of the refrigerator due to the temperature difference between the inside and the outside of the refrigerator. You may.
  • the refrigerant can be condensed even in the process of passing through the front condensation pipe L8. 6 direction.
  • the first side condensing pipe (L4), the second side condensing pipe (L6), and the front condensing pipe (L8) perform a condensing function of the refrigerant together with the main condenser 620, respectively. Therefore, even if the height of the machine room 201 is low and narrow, it is not possible to install a large main condenser 620 in the machine room 201, it is possible to compensate for this.
  • the refrigerant passing through the front condensation pipe L8 is delivered to the expansion valve through the fifth connection pipe L9, and the refrigerant whose pressure and temperature have fallen from the expansion valve is delivered to the evaporator 630.
  • a dryer and a capillary tube are further installed between the front condensing pipe L8 and the evaporator 630, and the front condensing pipe L8-dryer-main control valve 625-capillary tube (Capillary Tube)-The refrigerant flows in the order of the evaporator 630.
  • the dryer serves to protect the system by trapping moisture and foreign substances, and the capillary tube acts as throttling.
  • the evaporator 630 is disposed in the space at the rear side of the grill fan assemblies 500a and 500b among each portion of the inner case 120. That is, when the air is sucked from the lower side of the storage space 121 by the operation of the grill fan assemblies 500a and 500b and then discharged the air to the upper side of the storage space 121, the air is transferred to the evaporator 630. ) To allow heat exchange while passing through.
  • FIG. 38 shows a heat exchange process by the evaporator 630.
  • a cooling chamber 125 partitioned from the storage space 121 at the rear of the storage space 121 (corresponding to the left space based on FIG. 38), and the evaporator 630 is installed in the cooling chamber 125 do.
  • a grill fan assembly 500 is installed in the cooling chamber 125 corresponding to the upper portion of the evaporator 630 to suck the air delivered from the storage space 121 through the evaporator 630 It is discharged into the storage space 121 again.
  • the grill fan assembly 500 sucks air from the lower portion of the evaporator 630. That is, the air inside the storage space 121 is introduced through the air inlet hole 275 in the air inlet 272 of the grill plate 270 (in the direction of arrow 1), and rises upward through the evaporator 630 Do it (in the direction of the arrow 2).
  • the air inlet 272 protrudes away from the evaporator 630 in the direction of the storage space 121, that is, in a direction away from the inner surface 124 of the inner case 120, so that the air inlet 272 An empty space is naturally created between the and the evaporator 630. Accordingly, air can be smoothly introduced through the air inlet hole 275 in the air inlet 272.
  • the high-temperature, high-pressure air that has passed through the cooling pipe 638 of the evaporator 630 is changed into low-temperature and low-pressure air due to the cooling action of the cooling pipe 638.
  • the air existing in the lower region of the cooling pipe 638 increases the flow velocity as it passes through the cooling fins 650, and the air pressure decreases as the flow velocity of air increases. Therefore, air passing through the cooling fins 650 exhibits a lower pressure than before passing through the cooling fins 650.
  • the cooled air is discharged into the storage space 121 by the grill fan assembly 500 (in the direction of the arrow 3).
  • the grill fan assembly 500 is viewed from the inner case 120.
  • an avoidance depression 124' is depressed so that the distance from the grill pan assembly 500 is increased, and the evaporator 630 is installed below the avoidance depression 124'. Accordingly, smooth air flow is possible in the order of the air inlet hole 275-the evaporator 630-the avoidable depression 124 ′-the grill fan assembly 500.
  • defrost water is generated during the cooling process by the evaporator 630, and when the defrost water freezes, defrosting may occur.
  • the generated defrost water flows downward in the direction of gravity and flows downward through the defrost water receiver 126 under the inner surface 124 of the inner case 120.
  • the defrost water is collected in the defrost water tray 240 in the machine room 201 by riding the defrost water pipe 590.
  • the evaporator 630 is composed of a plate-shaped evaporator 630 so that it can be stably installed in front of the rear side wall of the inner case 120 while improving heat exchange performance in a narrow space.
  • reference numeral L10 in FIG. 37 denotes an evaporator connection pipe connecting the evaporator 630 and the main control valve 625.
  • the refrigerant that has passed through the evaporator 630 finally flows back into the refrigerant inlet pipe 610b (see FIG. 8) of the compressor 610 to repeat the refrigeration cycle.
  • FIG. 39 shows the air flow inside the machine room 201.
  • the temperature of the machine room 201 rises.
  • the temperatures of the compressor 610 and the main condenser 620 are greatly increased.
  • the temperature increase can be suppressed through the air flow inside the machine room 201.
  • the heat radiation fan 611 when the heat radiation fan 611 operates, the heat radiation fan 611 sucks outside air.
  • the suction port 225a which is the inlet of the suction space I
  • the discharge port 225b which is the outlet of the discharge space O. That is, by widening the intake port 225a, the amount of air initially introduced is increased, and through this, the main condenser 620 can be effectively cooled.
  • the suction space I is blocked except for the suction port 225a, so that the introduced outside air may be concentrated only toward the heat dissipating fan 611 through the main condenser 620. Therefore, it is possible to more effectively cool the main condenser 620.
  • the introduced air may evaporate a part of the defrost water while passing over the defrost water tray 240 (in the direction of the arrow 2).
  • the introduced air is guided by the separation partition wall 230. That is, the introduced air does not flow toward the exhaust space O including the compressor 610, but is guided toward the heat dissipation fan 611 along the separation partition wall 230.
  • a heat dissipation fan 611 is installed at the rear end portion of the separation partition wall 230, so that the heat dissipation fan 611 becomes a part of a type of wall partition wall 230.
  • the flow guide surface 245 may eliminate a kind of dead space that prevents air from flowing between the defrost water tray 240 and the heat dissipation fan 611 or generates a eddy current.
  • the air passing through the compressor 610 passes through the discharge space O. (in the direction of arrow 4)
  • the control module 700 since the control module 700 is located above the discharge space O, the bottom surface of the control module 700 And the discharge space (O) is formed between the bottom surface of the machine room frame 200, and air passes through this part.
  • a portion through which air passes under the control module 700 is indicated by a dotted line.
  • the cooled air is discharged to the outside through the outlet 255b (in the direction of arrow 5).
  • the introduced air flows only along a predetermined path, effective cooling is possible.
  • the suction space (I) is blocked except for the suction port (225a), so the introduced outside air can be concentrated only in the direction of the heat dissipation fan 611 through the main condenser 620, whereas, after cooling, air Can be discharged in several directions.
  • the discharge space (O) of the machine room 201 formed between the heat dissipation fan 611 and the discharge port 225b has a part of the bottom, side, or rear side of the heat dissipation hole 211 ′, 214, see FIGS. 7 and 11 )
  • the initial inflow of outside air is limited to a specific direction, that is, toward the main condenser 620, but once the main condenser 620 and the compressor 610 are radiated, they can be discharged in various directions, thereby increasing the heat dissipation performance of the machine room. will be.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

La présente invention concerne un réfrigérateur. La présente invention peut comprendre : une armoire (100) dotée d'un espace de stockage (121) ; et une salle des machines (201) disposée au-dessous de l'espace de stockage (121). La salle des machines (201) peut comprendre un compresseur (610), un condenseur (620), et un ventilateur de dissipation de chaleur (611) pour mettre en œuvre un système de refroidissement, et présente une entrée (220a) et une sortie (220b) formées sur son côté avant. De plus, le compresseur (610) et le ventilateur de dissipation de chaleur (611) sont disposés à l'arrière de la salle des machines (201), et le compresseur (610) peut être disposé dans un espace séparé d'un espace dans lequel le condenseur (620) est disposé. Ceci étant, le ventilateur de dissipation de chaleur (611) peut être disposé à l'arrière de la salle des machines (201) sur la base de l'entrée (220a), et le compresseur (610) peut être disposé à l'arrière de la salle des machines (201) sur la base de la sortie (220b).
PCT/KR2020/016012 2019-11-13 2020-11-13 Réfrigérateur WO2021096300A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2020382671A AU2020382671B2 (en) 2019-11-13 2020-11-13 Refrigerator
EP20886425.6A EP4060262A4 (fr) 2019-11-13 2020-11-13 Réfrigérateur
US17/776,353 US20220397336A1 (en) 2019-11-13 2020-11-13 Refrigerator

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR10-2019-0145461 2019-11-13
KR1020190145461A KR20210058238A (ko) 2019-11-13 2019-11-13 기계실 조립체 및 이를 포함하는 냉장고
KR10-2020-0027416 2020-03-04
KR10-2020-0027422 2020-03-04
KR1020200027416A KR20210112185A (ko) 2020-03-04 2020-03-04 냉장고
KR1020200027422A KR20210112189A (ko) 2020-03-04 2020-03-04 냉장고

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WO2021096300A1 true WO2021096300A1 (fr) 2021-05-20

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US (1) US20220397336A1 (fr)
EP (1) EP4060262A4 (fr)
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WO (1) WO2021096300A1 (fr)

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Publication number Priority date Publication date Assignee Title
US11460235B1 (en) * 2021-04-01 2022-10-04 Whirlpool Corporation Support assembly for an insulated structure
US20230228475A1 (en) * 2022-01-18 2023-07-20 Whirlpool Corporation Toe-kick

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JPS5033563B2 (fr) 1971-10-27 1975-10-31
JPH0517483U (ja) * 1991-08-14 1993-03-05 株式会社東芝 冷蔵庫
US5881567A (en) 1997-09-29 1999-03-16 Whirlpool Corporation Refrigerator condenser air flow
KR20030027367A (ko) * 2001-09-28 2003-04-07 엘지전자 주식회사 냉장고
KR20040046106A (ko) * 2002-11-26 2004-06-05 삼성전자주식회사 냉장고
US7228698B2 (en) * 2005-06-30 2007-06-12 Premark Feg L.L.C. Refrigeration unit
KR20110019076A (ko) 2009-08-19 2011-02-25 엘지전자 주식회사 냉장고
KR101635647B1 (ko) * 2010-03-25 2016-07-01 엘지전자 주식회사 냉장고
JP2017141975A (ja) 2016-02-08 2017-08-17 パナソニックＩｐマネジメント株式会社 冷蔵庫

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KR100578403B1 (ko) * 1999-08-30 2006-05-11 삼성전자주식회사 냉장고의 기계실 냉각장치
JP4218531B2 (ja) * 2004-01-15 2009-02-04 パナソニック株式会社 冷蔵庫
JP5367403B2 (ja) * 2009-02-17 2013-12-11 ホシザキ電機株式会社 冷却貯蔵庫

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JPS5033563B2 (fr) 1971-10-27 1975-10-31
JPH0517483U (ja) * 1991-08-14 1993-03-05 株式会社東芝 冷蔵庫
US5881567A (en) 1997-09-29 1999-03-16 Whirlpool Corporation Refrigerator condenser air flow
KR20030027367A (ko) * 2001-09-28 2003-04-07 엘지전자 주식회사 냉장고
KR20040046106A (ko) * 2002-11-26 2004-06-05 삼성전자주식회사 냉장고
US7228698B2 (en) * 2005-06-30 2007-06-12 Premark Feg L.L.C. Refrigeration unit
KR20110019076A (ko) 2009-08-19 2011-02-25 엘지전자 주식회사 냉장고
KR101635647B1 (ko) * 2010-03-25 2016-07-01 엘지전자 주식회사 냉장고
JP2017141975A (ja) 2016-02-08 2017-08-17 パナソニックＩｐマネジメント株式会社 冷蔵庫

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Title
See also references of EP4060262A4

Also Published As

Publication number Publication date
AU2020382671A1 (en) 2022-06-30
EP4060262A1 (fr) 2022-09-21
US20220397336A1 (en) 2022-12-15
AU2020382671B2 (en) 2024-05-16
EP4060262A4 (fr) 2024-02-21

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