WO2019167755A1 - 冷蔵庫 - Google Patents
冷蔵庫 Download PDFInfo
- Publication number
- WO2019167755A1 WO2019167755A1 PCT/JP2019/006325 JP2019006325W WO2019167755A1 WO 2019167755 A1 WO2019167755 A1 WO 2019167755A1 JP 2019006325 W JP2019006325 W JP 2019006325W WO 2019167755 A1 WO2019167755 A1 WO 2019167755A1
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- WO
- WIPO (PCT)
- Prior art keywords
- heat insulating
- insulating material
- vacuum heat
- inner box
- defrosting pipe
- Prior art date
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
Definitions
- the present invention relates to a refrigerator, and more particularly to a defrost water drainage structure and a vacuum heat insulating material installed between an inner box and an outer box of the refrigerator.
- the present invention has been made to solve the above-described problems, and is intended to prevent the defrost piping from freezing without impairing the heat insulation and assembly of the entire refrigerator.
- the refrigerator according to the present invention includes an inner box that forms a storage chamber, an outer box that is outside the inner box and forms an outer frame, a cooler that generates cold air, and the cooling
- a compressor for operating the machine a drain pan for storing defrost water generated in the cooler, a defrost pipe for flowing the defrost water to the drain pan, and a first vacuum heat insulating material fixed to the outer box
- a second vacuum heat insulating material fixed to the inner box, and the cooler, the compressor, and the defrost water pipe are between the inner box and the outer box,
- the two vacuum heat insulating material is installed between the inner box and the defrosting pipe, and has a smaller size than the first vacuum heat insulating material.
- the dimensions are also reduced. Therefore, freezing of the defrosting pipe can be prevented without impairing the heat insulation and assembly of the entire refrigerator.
- FIG. 1 is a front view of a refrigerator 1 according to Embodiment 1 of the present invention.
- the refrigerator 1 includes a plurality of doors on the front surface and includes a refrigerator room 100, a switching room 200, an ice making room 300, a vegetable room 400, and a freezer room 500. Each of these rooms is also called a storage room.
- the refrigerator compartment 100 includes an open / close door 11 and is arranged at the top of the refrigerator 1.
- the switching chamber 200 can be switched between a freezing temperature zone of ⁇ 18 ° C. and a soft freezing temperature of ⁇ 7 ° C., is provided with a drawer door 12 and is disposed below the refrigerating chamber 100.
- the ice making chamber 300 includes the drawer door 13 and is arranged in parallel with the switching chamber 200.
- the vegetable room 400 includes the drawer door 14 and is disposed below the switching room 200 and the ice making room 300.
- the freezer compartment 500 includes a drawer door 15 and is arranged at the lowermost part of the refrigerator 1.
- the temperature of each storage room can be adjusted in the operation part 10, for example.
- the form of the refrigerator 1 may be one without the switching chamber 200 and the ice making chamber 300, and is not particularly limited.
- FIG. 2 is a cross-sectional view of the refrigerator 1 according to Embodiment 1 of the present invention as viewed from the side.
- the refrigerator 1 includes a box body 50 including an inner box 51 in which a storage chamber is formed and an outer box 52 that is outside the inner box 51 and forms an outer frame.
- a cooler 17, a compressor 19, and a blower fan 18 are also provided between the inner box 51 and the outer box 52 inside the refrigerator 1.
- a first vacuum heat insulating material 54 is fixed to the outer box 52, and a second vacuum heat insulating material 55 is fixed to the inner box 51.
- the urethane foam 16 is filled between the inner box 51 and the outer box 52, and the first vacuum heat insulating material 54, the second vacuum heat insulating material 55, and the urethane foam 16 prevent heat from entering each storage chamber. It is suppressed.
- the urethane foam 16 may be a rigid urethane foam, for example.
- the cooler 17 generates cool air that cools each storage room.
- a machine room 24 is formed between the inner box 51 and the outer box 52 at a position adjacent to the freezer compartment 500, and the compressor 19 is accommodated therein.
- the cooler 17 is disposed above the machine room 24 in which the compressor 19 is disposed, and is operated by the compressor 19 to generate cold air.
- the cold air generated by the cooler 17 is sent to each storage chamber by the blower fan 18.
- the temperature of each storage room is detected by a thermistor (not shown) installed in each storage room, and the opening of a damper (not shown), the output of the compressor 19, and the blower fan 18 are set so as to have a preset temperature. It is controlled by adjusting the air flow rate.
- a food shelf 20, a food storage case 21, and the like are also installed to partition the storage space.
- a defrost heater 22, a defrost pipe 53, and a drain pan 23 are provided between the cooler 17 and the compressor 19.
- the defrost heater 22 is disposed in the lower part of the cooler 17 and melts frost adhering to the cooler 17.
- the defrosting pipe 53 is a pipe through which the defrosting water passes and communicates from the lower part of the cooler 17 to the machine room 24.
- the drain pan 23 stores defrosted water, is located below the defrost pipe 53, and is disposed on the upper surface of the compressor 19.
- the defrosting pipe 53 may be provided so as to connect the cooler 17 and the drain pan 23.
- positioned at the outer box 52 is planar shape, and has covered the back of the refrigerator compartment 100, the switching room 200, the ice making room 300, and the vegetable compartment 400.
- the first vacuum heat insulating material 54 is not disposed between the outer box 52 and the machine room 24 adjacent to the freezer compartment 500.
- the first vacuum heat insulating material 54 is bonded to the outer box 52 with an adhesive or the like.
- the second vacuum heat insulating material 55 arranged in the inner box 51 is located between the freezer compartment 500, the defrosting pipe 53 and the machine room 24.
- the second vacuum heat insulating material 55 is smaller in size than the first vacuum heat insulating material 54, and a part of the second vacuum heat insulating material 55 is formed in a bent shape so as to follow the shape of the inner box 51.
- the dimension of the first vacuum heat insulating material 54 or the second vacuum heat insulating material 55 is the length in the vertical direction, the left-right direction and the thickness direction in the state before the second vacuum heat insulating material 55 is bent, or It refers to the surface area.
- the second vacuum heat insulating material 55 is adhered to the inner box 51 formed so as not to interfere with peripheral parts such as the defrosting pipe 53 and the machine room 24 by an adhesive or the like.
- frost may adhere to the cooler 17 when the temperature around the cooler 17 becomes low.
- the frost adhering to the cooler 17 is melted by the defrost heater 22 and becomes defrost water.
- the defrost water passes through the defrost pipe 53 between the cooler 17 and the drain pan 23 and is stored in the drain pan 23 disposed on the upper surface of the compressor 19.
- the defrost water evaporates due to the heat of the compressor 19 and is discharged from an outlet 25 provided in the machine room 24.
- the defrosting pipe 53 through which the defrosting water passes is insulated from the low temperature freezer compartment 500 by the second vacuum heat insulating material 55 provided between the inner box 51 and the defrosting pipe 53. Therefore, it is possible to suppress the defrost water from being cooled due to the temperature of the freezer compartment 500 and to suppress heat input from the compressor 19 and outside air to the freezer compartment 500.
- the 1st vacuum heat insulating material 54 is not provided between the defrost piping 53 and the machine room 24, and the outer case 52, the heat insulation between the defrost piping 53 and the machine room 24, and external air becomes low. Yes. Therefore, it is easy to release heat from the compressor 19 disposed in the machine room 24 to the outside of the refrigerator 1 and improve heat input from the outside air to the defrosting pipe 53.
- the first vacuum heat insulating material 54 is easy to fix because it has a large size and a flat shape, and can maintain an adhesive force because it has a wide bonding surface.
- the second vacuum heat insulating material 55 is smaller in size than the first vacuum heat insulating material 54 and thus has a small weight. Is prevented.
- the refrigerator 1 according to Embodiment 1 described above is arranged between the first vacuum heat insulating material 54 fixed to the outer box 52, the inner box 51 and the defrosting pipe 53, and the first vacuum heat insulating material 54. And a second vacuum heat insulating material 55 having a smaller dimension. Therefore, adhesion of the first vacuum heat insulating material 54 and the second vacuum heat insulating material 55 can be ensured. Further, heat input from outside air to each storage chamber is suppressed. Further, since the first vacuum heat insulating material 54 is not provided between the defrosting pipe 53 and the machine room 24 and the outer box 52, the heat generated from the compressor 19 can be efficiently released to the outside of the refrigerator 1. The heat input from the outside air to the defrosting pipe 53 is improved, and freezing of the defrosted water can be suppressed.
- the second vacuum heat insulating material 55 is located between the inner box 51 and the defrosting pipe 53, the defrost water flowing through the defrosting pipe 53 is cooled and frozen by the influence of the temperature of the freezer compartment 500. Can be suppressed.
- the second vacuum heat insulating material 55 is located between the inner box 51 and the machine room 24 in which the compressor 19 is disposed, heat input from the compressor 19 and the outside air to the freezer compartment 500 is suppressed, The power consumption of the refrigerator 1 can be suppressed.
- the second vacuum heat insulating material 55 smaller than the first vacuum heat insulating material 54 is formed to be bent along the shape of the machine room 24 so as not to interfere with peripheral parts such as the defrosting pipe 53 and the machine room 24.
- the contact surface with the inner box 51 made can be increased. Therefore, the adhesive force between the second vacuum heat insulating material 55 and the inner box 51 can be improved, and peeling of the second vacuum heat insulating material 55 due to secular change or the like can be prevented.
- the first vacuum heat insulating material 54 is not located between the outer box 52 and the compressor 19, but is not located between the outer box 52 and the defrosting pipe 53. Therefore, the heat generated from the compressor 19 is efficiently released to the outside of the refrigerator 1 and the power consumption of the refrigerator 1 can be suppressed.
- FIG. FIG. 3 is a cross-sectional view of the refrigerator 1 according to Embodiment 2 of the present invention as viewed from the side.
- the basic configuration is the same as that of the first embodiment, the configuration related to the defrosting pipe 53 and the first vacuum heat insulating material 54 is different from that of the first embodiment.
- the defrosting pipe 53 of the refrigerator 1 includes a defrosting pipe heater 56 that is energized according to the operating state of the refrigerator 1 and the surrounding environment.
- the defrosting pipe heater 56 is preferably fixed to the defrosting pipe 53.
- the first vacuum heat insulating material 54 covers the back of the refrigerator compartment 100, the switching room 200, the ice making room 300, and the vegetable room 400, and extends to the outer box 52 so as to reach between the defrosting pipe 53 and the outer box 52. It is fixed. However, the first vacuum heat insulating material 54 does not cover the machine room 24 with the compressor 19.
- the frost adhering to the cooler 17 is melted by the defrost heater 22 to reach the defrost pipe 53 as defrost water, and the defrost pipe 53 while receiving heat from the defrost pipe heater 56 provided in the defrost pipe 53.
- the water is stored in the drain pan 23. And defrost water evaporates with the heat
- the heat input to the defrosting pipe 53 is improved by providing the heater 56 for the defrosting pipe.
- a first vacuum heat insulating material 54 is disposed between the defrosting pipe 53 and the outer box 52, and the defrosting pipe 53 and the outside air are insulated. Therefore, it is possible to suppress the heat of the defrosting pipe heater 56 from being efficiently input into the defrost water and radiated to the outside air.
- the refrigerator 1 includes the defrosting pipe heater 56 fixed to the defrosting pipe 53, and the first vacuum heat insulating material 54 is between the defrosting pipe 53 and the outer box 52. positioned. Thereby, heat radiation from the defrosting pipe heater 56 to the outside air is suppressed, and heat is efficiently input to the defrosting water in the defrosting pipe 53, so that power consumption can be suppressed.
- the first vacuum heat insulating material 54 is not located between the outer box 52 and the compressor 19, heat generated from the compressor 19 can be efficiently released to the outside of the refrigerator 1. Can be suppressed.
- FIG. FIG. 4 is a cross-sectional view of the periphery of the freezer compartment 500 of the refrigerator 1 according to Embodiment 3 of the present invention as viewed from the side.
- the basic configuration is the same as that of the first embodiment, the shape of the second vacuum heat insulating material 55 is different from that of the first embodiment.
- a first concave shape 55 a and a second concave shape 55 b are formed in the second vacuum heat insulating material 55.
- the first concave shape 55 a of the second vacuum heat insulating material 55 is formed on the contact surface with the inner box 51.
- a convex shape 51 a is formed in the inner box 51 in which the second vacuum heat insulating material 55 is disposed.
- the convex shape 51 a and the first concave shape 55 a are engaged, and the second vacuum heat insulating material 55 is engaged with the inner box 51. Is fixed.
- the second concave shape 55 b of the second vacuum heat insulating material 55 is formed on the surface opposite to the contact surface with the inner box 51.
- the second concave shape 55b is provided at a location where the inner box 51 and the machine room 24 are close to each other.
- the 1st concave shape 55a and the 2nd concave shape 55b are provided away so that it may not overlap on a projection surface.
- the second vacuum heat insulating material 55 is arranged along the inner box 51 in which the convex shape 51a is formed. And the 1st concave shape 55a of the 2nd vacuum heat insulating material 55 and the convex shape 51a formed in the inner box 51 are engaged, and the 2nd vacuum heat insulating material 55 is positioned. In this state, the second vacuum heat insulating material 55 and the inner box 51 are bonded and fixed with an adhesive or the like.
- the second vacuum heat insulating material 55 fixed to the inner box 51 is covered with the urethane foam 16 on the surface opposite to the contact surface with the inner box 51.
- the second concave shape 55b provided in the second vacuum heat insulating material 55 becomes a flow path of the urethane foam 16 and improves the flowability, so that the urethane foam 16 is uniformly filled.
- the configuration of the defrosting pipe heater 56 of the second embodiment may be combined.
- the second vacuum heat insulating material 55 has the first concave shape 55 a on the contact surface with the inner box 51. Therefore, the contact surface between the second vacuum heat insulating material 55 and the inner box 51 can be increased. Moreover, since the 1st recessed shape 55a can be used as the reference
- the second vacuum heat insulating material 55 has a second concave shape 55 b on the surface opposite to the contact surface with the inner box 51. Therefore, mutual interference and extreme approach are prevented at the location where the second vacuum heat insulating material 55 and the machine room 24 are close to each other, and the flow path of the urethane foam 16 is sufficiently secured. Thereby, the fluidity
- the first concave shape 55a and the second concave shape 55b are formed at positions that do not overlap on the projection plane. Therefore, the second vacuum heat insulating material 55 is extremely thinned to prevent the heat insulating property from being impaired, and the mounting workability of the second vacuum heat insulating material 55, the flowability of the urethane foam 16, and the filling property are reduced. Can be improved.
- the convex shape 51a formed in the inner box 51 is engaged with the first concave shape 55a formed on the contact surface with the second vacuum heat insulating material 55, thereby facilitating positioning during the bonding operation. be able to.
- FIG. FIG. 5 is a diagram schematically showing a cross section of the refrigerator 1 according to the fourth embodiment of the present invention as viewed from the side
- FIG. 6 is a defrosting pipe 53 of the refrigerator 1 according to the fourth embodiment of the present invention.
- the basic configuration of the fourth embodiment is the same as that of the first to third embodiments, but the configuration around the defrosting pipe 53 is different from that of the first to third embodiments.
- the refrigerator 1 includes a first vacuum heat insulating material 54 provided in the outer box 52 and a second vacuum heat insulating material 55 provided in the inner box 51.
- a defrosting pipe cover 58 is provided on the outer peripheral side of the defrosting pipe 53 located between the two.
- the defrosting pipe cover 58 has a cylindrical shape, and a defrosting pipe heater 56 is disposed on the outer periphery.
- the defrosting pipe cover 58 and the defrosting pipe heater 56 are located between the first vacuum heat insulating material 54 and the second vacuum heat insulating material 55.
- the defrosting pipe cover 58 and the defrosting pipe heater 56 are urethane filled between the defrosting pipe 53 and the first vacuum heat insulating material 54 and between the defrosting pipe 53 and the second vacuum heat insulating material 55. Surrounded by form 16.
- the defrosting pipe cover 58 is disposed so as to cover the defrosting pipe 53 and the joint portion 53a between the defrosting pipe 53 and the cooling chamber 57 that houses the cooler 17 and the defrosting heater 22 therein. ing. Further, the defrosting pipe cover 58 is disposed so as to cover the joint portion 53 b between the defrosting pipe 53 and the machine room 24 located below the defrosting pipe 53.
- the drain water generated in the cooling chamber 57 passes through the defrosting pipe 53 from the lower part of the cooling chamber 57 and is stored in the drain pan 23 arranged in the machine chamber 24. At this time, if there is a gap in the joint portion 53a between the cooling chamber 57 and the defrosting pipe 53 or the joint portion 53b between the defrosting pipe 53 and the machine chamber 24, drain water may leak from the gap. Even in such a case, the drain water does not enter the urethane foam 16 because the outside of the joint portion 53a and the joint portion 53b is covered with the defrosting pipe cover 58.
- the defrosting pipe cover 58 is illustrated as one member that covers the joint part 53 a between the defrosting pipe 53 and the cooling chamber 57 and the joint part 53 b between the defrosting pipe 53 and the machine room 24. ing.
- the defrosting pipe cover 58 is not limited to the illustrated configuration, and the defrosting pipe cover 58 includes, for example, a member that covers the joint portion 53a between the defrosting pipe 53 and the cooling chamber 57, the defrosting pipe 53, and the machine room 24. It may be comprised by two members with the member which covers the junction location 53b.
- the defrosting pipe cover 58 may be configured to cover either the joint portion 53 a between the defrost pipe 53 and the cooling chamber 57 or the joint portion 53 b between the defrost pipe 53 and the machine chamber 24. . Thereby, it can suppress that drain water penetrate
- the structure which covers both the joining location 53a and the joining location 53b may be sufficient as the defrost piping cover 58. FIG. Thereby, the penetration of drain water into the urethane foam 16 can be more reliably suppressed.
- FIG. 7 is a perspective view of the defrosting pipe cover 58 provided with the defrosting pipe heater 56
- FIG. 8 is a development view of the defrosting pipe heater 56. As shown in FIG.
- the defrosting pipe heater 56 is composed of a heater wire 56a and a sheet-like aluminum plate 56b, and is wound around a cylindrical defrosting pipe cover 58.
- the defrosting pipe heater 56 is provided such that one surface of the aluminum plate 56 b is in contact with the outer peripheral surface of the defrosting pipe cover 58.
- the heater wire 56a is bent and arranged over the other surface of the aluminum plate 56b, that is, the entire surface on the side not in contact with the outer peripheral surface of the defrosting pipe cover 58. In the heater wire 56a, a part of the heater wire 56a does not overlap with another part in the normal direction of the aluminum plate 56b.
- the aluminum plate 56b is disposed on the outer peripheral surface of the defrosting pipe cover 58 so that one set of facing sides is along the circumferential direction of the defrosting pipe cover 58 and the other set of sides is along the axial direction of the defrosting pipe cover 58. It is wound.
- the dimension of the pair of sides facing the aluminum plate 56b is smaller than the dimension in the circumferential direction of the defrosting pipe cover 58 by the dimension A in FIG.
- One of the other set of sides of the aluminum plate 56b does not overlap the other of the other set of sides of the aluminum plate 56b when the defrosting pipe heater 56 is wound around the defrosting pipe cover 58.
- the dimension A is a dimension in which one of the other set of sides of the aluminum plate 56b does not overlap the other of the other set of sides, and is a value at least greater than zero.
- the dimension A is preferably at least smaller than the half circumference of the defrosting pipe cover 58, and is desirably as small as possible.
- the defrosting pipe heater 58 is wound around the outer periphery of the defrosting pipe cover 58, so that the drain water is blocked by the defrosting pipe cover 58 and contact between the drain water and the defrosting pipe heater 56 is prevented.
- the defrosting pipe heater 56 is arranged so that the heater wires 56a do not overlap each other, and when the defrosting pipe cover 58 is wound around the defrosting pipe cover 58, the aluminum plate 56b becomes the aluminum 56 plate b. There is no overlap between them. Thereby, the local temperature rise of the defrost piping cover 58 is suppressed, and the defrost piping cover 58 is prevented from being deformed or melted by heat.
- the defrosting pipe heater 56 maintains the dimension A in which the dimension of the pair of sides facing each other along the circumferential direction of the defrosting pipe cover 58 is a difference from the circumferential dimension of the defrosting pipe cover 58, and The dimension A is made as small as possible. Accordingly, the contact area between the defrosting pipe heater 56 and the defrosting pipe cover 58 becomes wide, and heat can be efficiently input from the defrosting pipe heater 56 to the defrosting pipe cover 58 and the defrosting pipe 53. Become.
- the defrosting pipe heater 56 is disposed between the first vacuum heat insulating material 54 and the second vacuum heat insulating material 55 together with the defrosting pipe cover 58 and the defrosting pipe 53, and the heat of the defrosting pipe heater 56 is Hard to be released to the outside. Therefore, heat can be efficiently input from the defrosting pipe heater 56 to the defrosting pipe cover 58 and the defrosting pipe 53.
- the heater 56 for defrost piping may be employ
- the junction location 53a of the cooling chamber 57 and the defrost piping 53, and the junction location 53b of the defrost piping 53 and the machine room 24 are defrost piping covers. 58. Therefore, even when drain water leaks from the joint location 53a or the joint location 53b, it is possible to suppress the deterioration of the heat insulating performance due to the immersion of the urethane foam 16 and to prevent deformation due to the swelling of the urethane foam 16.
- the defrosting pipe heater 56 is provided on the outer periphery of the defrosting pipe cover 58, the drain water is blocked by the defrosting pipe cover 58 even if drain water leaks from the joint part 53 a and the joint part 53 b, Contact with the defrosting pipe heater 56 is prevented. For this reason, it is not necessary to apply a waterproofing treatment to the defrosting pipe heater 56, and it is possible to propose an inexpensive and highly safe refrigerator 1 while suppressing freezing of the defrosting pipe 53.
- the defrosting pipe cover 58 and the defrosting pipe heater 56 of the fourth embodiment may be combined with the configurations of the first to third embodiments.
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Abstract
Description
図1は、本発明の実施の形態1に係る冷蔵庫1の正面図である。図1に示すように、冷蔵庫1は、前面に複数のドアを備え、冷蔵室100と、切替室200と、製氷室300と、野菜室400と、冷凍室500とにより構成されている。なお、これらの各室は貯蔵室とも称する。冷蔵室100は、開閉ドア11を備え冷蔵庫1の最上部に配置されている。切替室200は、-18℃の冷凍温度帯と-7℃のソフト冷凍との温度帯に切り替えることが可能であり、引き出しドア12を備え、冷蔵室100の下方に配置されている。製氷室300は、引き出しドア13を備え、切替室200と並列に配置されている。野菜室400は、引き出しドア14を備え、切替室200と製氷室300との下方に配置されている。冷凍室500は、引き出しドア15を備え、冷蔵庫1の最下部に配置されている。各貯蔵室の温度は、例えば、操作部10において調節することができる。なお、冷蔵庫1の形態は、切替室200、製氷室300がないものなどでもよく、特に限定されない。
図3は、本発明の実施の形態2に係る冷蔵庫1を側面から見た断面図である。基本的な構成は実施の形態1と同様だが、除霜配管53及び第一真空断熱材54に関する構成が実施の形態1と異なる。
図4は、本発明の実施の形態3に係る冷蔵庫1の冷凍室500周辺を側面から見た断面図である。基本的な構成は実施の形態1と同様だが、第二真空断熱材55の形状が実施の形態1と異なる。
図5は、本発明の実施の形態4に係る冷蔵庫1を側面から見た断面を模式的に示す図であり、図6は、本発明の実施の形態4に係る冷蔵庫1の除霜配管53周辺の拡大図である。実施の形態4は、基本的な構成が実施の形態1~3と同様であるが、除霜配管53周辺の構成が実施の形態1~3と異なる。
Claims (13)
- 貯蔵室を形成する内箱と、前記内箱の外側にあって外枠を形成する外箱と、を有した箱体と、
冷気を生成する冷却機と、
前記冷却機を運転する圧縮機と、
前記冷却機で発生した除霜水を貯水するドレンパンと、
前記除霜水を前記ドレンパンへ流す除霜配管と、
前記外箱に固定された第一真空断熱材と、
前記内箱に固定された第二真空断熱材と、を備え、
前記冷却機、前記圧縮機、及び、前記除霜配管は、前記内箱と前記外箱との間にあり、
前記第二真空断熱材は、
前記内箱と前記除霜配管との間に設置され、
前記第一真空断熱材よりも寸法が小さい、
冷蔵庫。 - 前記第二真空断熱材が前記内箱と前記圧縮機との間に設置されている、
請求項1に記載の冷蔵庫。 - 前記第二真空断熱材が前記内箱の外側に沿って設置されている、
請求項1又は2に記載の冷蔵庫。 - 前記第二真空断熱材が前記内箱の形状に沿う曲げ形状を有する、
請求項1~3のいずれか一項に記載の冷蔵庫。 - 前記第一真空断熱材が前記外箱と前記除霜配管との間に位置しない、
請求項1~4のいずれか一項に記載の冷蔵庫。 - 前記除霜配管に固定されたヒータを備え、
前記第一真空断熱材が前記外箱と前記除霜配管との間に位置する、
請求項1~4のいずれか一項に記載の冷蔵庫。 - 前記第一真空断熱材が前記外箱と前記圧縮機の間に位置しない、
請求項1~6のいずれか一項に記載の冷蔵庫。 - 前記第二真空断熱材が前記内箱との接触面に第一凹形状を有する、
請求項1~7のいずれか一項に記載の冷蔵庫。 - 前記第二真空断熱材が前記内箱との接触面の反対の面に第二凹形状を有する、
請求項1~8のいずれか一項に記載の冷蔵庫。 - 前記第二真空断熱材は、
前記内箱との接触面に第一凹形状を有し、
前記内箱との接触面の反対の面に第二凹形状を有し、
前記第一凹形状と前記第二凹形状とが、投影面上に重ならない、
請求項1~7のいずれか一項に記載の冷蔵庫。 - 前記内箱は、前記第二真空断熱材との接触面に形成された凸形状を備え、
前記第一凹形状と、前記凸形状とが係合される、
請求項10に記載の冷蔵庫。 - 前記除霜配管と、前記冷却機が収容された冷却室との接合箇所、及び、前記除霜配管と、前記圧縮機及び前記ドレンパンが収容された機械室との接合箇所の少なくともいずれか一方を覆う除霜配管カバーを有する
請求項1~11のいずれか一項に記載の冷蔵庫。 - 前記除霜配管カバーに設けられた除霜配管用ヒータを備え、
前記除霜配管用ヒータの法線方向において前記除霜配管用ヒータの一部と前記除霜配管用ヒータの他の一部とが重なっていない
請求項12に記載の冷蔵庫。
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SG11202008287SA SG11202008287SA (en) | 2018-03-01 | 2019-02-20 | Refrigerator |
CN201980015499.4A CN111771094B (zh) | 2018-03-01 | 2019-02-20 | 冰箱 |
AU2019226979A AU2019226979B2 (en) | 2018-03-01 | 2019-02-20 | Refrigerator |
MYPI2020004340A MY188702A (en) | 2018-03-01 | 2019-02-20 | Refrigerator |
JP2020503436A JP6854965B2 (ja) | 2018-03-01 | 2019-02-20 | 冷蔵庫 |
TW108106702A TWI694230B (zh) | 2018-03-01 | 2019-02-27 | 冰箱 |
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JPPCT/JP2018/007742 | 2018-03-01 | ||
PCT/JP2018/007742 WO2019167223A1 (ja) | 2018-03-01 | 2018-03-01 | 冷蔵庫 |
JPPCT/JP2018/028608 | 2018-07-31 | ||
PCT/JP2018/028608 WO2019167304A1 (ja) | 2018-03-01 | 2018-07-31 | 冷蔵庫 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53149970U (ja) * | 1977-04-30 | 1978-11-25 | ||
JPH07120138A (ja) * | 1993-10-25 | 1995-05-12 | Hitachi Ltd | 真空断熱箱体 |
JPH09152256A (ja) * | 1995-11-29 | 1997-06-10 | Sanyo Electric Co Ltd | 排水管 |
JP2004101028A (ja) * | 2002-09-06 | 2004-04-02 | Matsushita Refrig Co Ltd | 冷蔵庫 |
JP2005164193A (ja) * | 2003-12-05 | 2005-06-23 | Matsushita Electric Ind Co Ltd | 冷蔵庫 |
JP2014152830A (ja) * | 2013-02-06 | 2014-08-25 | Samsung Electronics Co Ltd | 真空断熱材、断熱箱体及び冷蔵庫 |
Family Cites Families (1)
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WO2013084460A1 (ja) * | 2011-12-06 | 2013-06-13 | パナソニック株式会社 | 冷蔵庫 |
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2019
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- 2019-02-20 CN CN201980015499.4A patent/CN111771094B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53149970U (ja) * | 1977-04-30 | 1978-11-25 | ||
JPH07120138A (ja) * | 1993-10-25 | 1995-05-12 | Hitachi Ltd | 真空断熱箱体 |
JPH09152256A (ja) * | 1995-11-29 | 1997-06-10 | Sanyo Electric Co Ltd | 排水管 |
JP2004101028A (ja) * | 2002-09-06 | 2004-04-02 | Matsushita Refrig Co Ltd | 冷蔵庫 |
JP2005164193A (ja) * | 2003-12-05 | 2005-06-23 | Matsushita Electric Ind Co Ltd | 冷蔵庫 |
JP2014152830A (ja) * | 2013-02-06 | 2014-08-25 | Samsung Electronics Co Ltd | 真空断熱材、断熱箱体及び冷蔵庫 |
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