WO2011036872A1 - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- WO2011036872A1 WO2011036872A1 PCT/JP2010/005733 JP2010005733W WO2011036872A1 WO 2011036872 A1 WO2011036872 A1 WO 2011036872A1 JP 2010005733 W JP2010005733 W JP 2010005733W WO 2011036872 A1 WO2011036872 A1 WO 2011036872A1
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- WO
- WIPO (PCT)
- Prior art keywords
- partition
- refrigerator
- heat insulating
- partition plate
- insulating material
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/08—Parts formed wholly or mainly of plastics materials
- F25D23/082—Strips
- F25D23/085—Breaking strips
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
- F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
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- 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
- F25D21/04—Preventing the formation of frost or condensate
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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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/02—Refrigerators including a heater
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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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/04—Refrigerators with a horizontal mullion
Definitions
- the present invention relates to a refrigerator structure having a high energy saving effect.
- FIG. 15 is a cross-sectional view of the basic structure of a freezer compartment of a conventional refrigerator.
- a gasket 12 is provided over the entire circumference at the end of the inner surface of the door 11, and a metal contact member configured on the front surface of the partition 13 that forms the receiving surface of the gasket 12. 14 and gasket 12 are brought into close contact with each other to prevent cold air from leaking to the outside.
- the cool air generated by the cooler 15 installed on the back of the main body is blown out from the discharge port 17 on the back of the freezer compartment 25 by the fan 16 to cool the stored food.
- a heat radiating pipe 23 is provided.
- the heat radiating pipe 23 uses a high-temperature refrigerant pipe in a refrigeration cycle (not shown), and the heat of the partition 13 is heated to a high temperature by the heat. The front upper air was heated and the cooling efficiency was reduced.
- a seal member is provided on the partition body so as to avoid contact with the storage case.
- the cool air flow to the metal contact member is shielded in contact, but if the sealing performance deteriorates due to aging deterioration of the seal member, etc., the cold air cannot be shielded, and the high temperature metal contact member and heat There was a problem that the cooling efficiency was lowered due to the replacement and heating the cold air. Furthermore, there is a problem that the cost and the number of assembly steps increase due to the addition of the seal member.
- the refrigerator of the present invention includes a main box body having heat insulation performance, a partition body that partitions the main box body up and down so as to form storage chambers having different temperature zones, and the partition It is characterized by comprising: a door that can open and close each opening of a storage compartment partitioned by a body; and a restraining portion that is formed by a structure of a partition that restrains heat intrusion into at least one of the storage compartments. .
- the refrigerator of the present invention suppresses heat intrusion from the outside and heat exchange between the storage rooms by the suppression portion formed by the structure of the partition body that partitions the main box up and down, improves the cooling efficiency, and consumes power.
- a refrigerator with a reduced amount can be provided.
- FIG. 1 is a longitudinal sectional view of the refrigerator according to Embodiment 1 of the present invention.
- FIG. 2 is a cross-sectional view of the freezer compartment of the refrigerator according to Embodiment 1 of the present invention.
- FIG. 3A is an enlarged cross-sectional view of a main part of the refrigerator according to Embodiment 1 of the present invention.
- FIG. 3B is an enlarged cross-sectional view of a main part of the refrigerator according to Embodiment 1 of the present invention.
- FIG. 4 is an enlarged view of the refrigerator partition according to Embodiment 1 of the present invention.
- FIG. 5 is an exploded view of the refrigerator partition according to Embodiment 1 of the present invention.
- FIG. 6 is a cross-sectional detail view of the refrigerator in the first embodiment of the present invention.
- FIG. 7 is an exploded view of the refrigerator partition according to Embodiment 1 of the present invention.
- FIG. 8 is a detailed view of the upper partition plate of the refrigerator in the first embodiment of the present invention.
- FIG. 9 is a detailed view of the lower partition plate of the refrigerator in the first embodiment of the present invention.
- FIG. 10 is an enlarged cross-sectional view of a main part of the refrigerator in the second embodiment of the present invention.
- FIG. 11 is an enlarged cross-sectional view of a main part of the refrigerator in the third embodiment of the present invention.
- FIG. 12 is an enlarged cross-sectional view of the refrigerator in the fourth embodiment of the present invention.
- FIG. 13 is a perspective view of the refrigerator according to Embodiment 4 of the present invention.
- FIG. 14 is an enlarged cross-sectional view of the refrigerator in the fifth embodiment of the present invention.
- FIG. 15 is an enlarged cross-sectional view of a main part of the refrigerator in the sixth embodiment of the present invention.
- FIG. 16 is an exploded view of a main part of the refrigerator in the sixth embodiment of the present invention.
- FIG. 17 is an enlarged cross-sectional view of a main part of the refrigerator in the seventh embodiment of the present invention.
- FIG. 18 is a cross-sectional view of a freezer compartment of a conventional refrigerator.
- 1st invention is the main box which has heat insulation performance, the partition which partitions the said main box up and down so that the storage chamber from which a temperature zone differs may be formed, and the opening part of the storage chamber divided by the said partition Are provided with a door that can be opened and closed, and a suppressing portion that is formed by a structure of a partition that suppresses heat intrusion into at least one of the storage chambers.
- the part may be disposed above at least one of the contact member and the contact member.
- the shape of the outside of the restraining part may be a rectangle.
- the partition may include an upper partition plate and a lower partition plate, and a vertical fitting portion that fixes the upper partition plate and the lower partition plate in the vertical direction.
- the partition may include an upper partition plate, a lower partition plate, and a front-rear fitting portion that fixes the upper partition plate and the lower partition plate in the front-rear direction.
- the suppressor may be provided with a foam heat insulating material inside by filling.
- the partition may be provided with an air hole that communicates the inner space with the outer space.
- the partition may be provided with a heat insulating material storage space for storing the surplus foam heat insulating material around the air hole.
- the restraining part may form a closed space at the joint part between the partition and the main box.
- an inner box hole communicating the inner space of the partition body and the inner space of the main box body with the surface where the partition body and the main box body are in contact, and a foam heat insulating material on the inner side of the main box body When filling, a foam heat insulating material filled inward of the partition through the inner box hole may be provided.
- the foamed heat insulating material flowing in from the inner box becomes an obstacle to the air flowing through the gap and further improves the heat insulating effect, so that the heat intrusion can be suppressed.
- the restraining portion may be a plate-like rib that forms a space in contact with the inner surface of the main box body, and may form a closed space by a rib protruding from the peripheral edge portion of the partition.
- the suppression part may form a closed space inside the partition.
- the suppression part may form a plurality of closed spaces.
- the restraining portion may be provided with a convex shape that protrudes toward a partition side on a part of the inner box.
- FIG. 1 is a longitudinal sectional view of the refrigerator according to Embodiment 1 of the present invention.
- FIG. 2 is a longitudinal sectional view of the freezer compartment of the refrigerator in the first embodiment of the present invention.
- FIG. 3A is an enlarged cross-sectional view of a main part of the refrigerator according to Embodiment 1 of the present invention.
- FIG. 3B is an enlarged cross-sectional view of a main part of the refrigerator according to Embodiment 1 of the present invention.
- FIG. 4 is a perspective view showing a refrigerator partition according to Embodiment 1 of the present invention.
- FIG. 5 is an oblique view showing the refrigerator partition body according to Embodiment 1 of the present invention in an exploded manner.
- FIG. 6 is a cross-sectional detail view of the refrigerator in the first embodiment of the present invention.
- FIG. 7 is an exploded perspective view showing the refrigerator partition body according to Embodiment 1 of the present invention.
- FIG. 8 is a perspective view showing details of the upper partition plate of the refrigerator in the first embodiment of the present invention.
- FIG. 9 is a perspective view showing details of the lower partition plate of the refrigerator according to Embodiment 1 of the present invention.
- a main box body 101 of a refrigerator 100 is composed of an outer box 102 mainly using a steel plate and an inner box 103 molded of a resin such as ABS, and the outer box 102, the inner box 103, Between them, for example, a foam heat insulating material such as hard foam urethane is filled.
- the refrigerator 100 is mainly insulated from the surroundings by the main box 101.
- the main box body 101 is divided into a plurality of storage rooms.
- a refrigeration room 104 as a storage room is arranged at the uppermost part of the main box 101, a vegetable room 105 as a storage room at the lower part of the refrigeration room 104, and a freezing room 106 as a storage room at the lowermost part.
- each storage room is closed by a door 117, a door 118, and a door 119 so that it can be opened and closed.
- the refrigerator compartment 104 is set to a lower limit of the temperature at which it does not freeze for refrigerated storage, and is usually set in the range of 1 ° C to 5 ° C.
- the vegetable room 105 is set to a temperature equal to or slightly higher than that of the refrigerated room 104, and is usually set in the range of 2 ° C to 7 ° C.
- the freezer compartment 106 is set in a freezing temperature zone for frozen storage, and is usually set in the range of ⁇ 22 ° C. to ⁇ 15 ° C.
- the freezer compartment 106 may be set at a low temperature of, for example, ⁇ 30 ° C. or ⁇ 25 ° C. in order to improve the frozen storage state.
- the vegetable room 105 can be switched to a freezing room and is set to ⁇ 18 ° C., but will be described as a vegetable room in the following description.
- a machine room 107 is provided in the rear region of the freezer compartment 106 at the bottom of the main box 101.
- the machine room 107 accommodates high-pressure components of the refrigeration cycle such as the compressor 108 and a dryer (not shown) for removing moisture.
- a cooling chamber 109 for generating cold air is provided on the back of the freezing chamber 106. Between the freezer compartment 106 and the cooling chamber 109, a back partition wall 110 having heat insulation is provided. The rear surface partition wall 110 is for forming a cold air conveying air passage to each room and partitioning it from each room.
- a cooler 111 is disposed in the cooling chamber 109.
- a cooling fan 112 is disposed in the upper space of the cooler 111 to blow the cold air cooled by the cooler 111 by a forced convection method to the refrigerator compartment 104, the vegetable compartment 105, and the freezer compartment 106.
- a radiant heater 113 made of a glass tube is provided for defrosting the frost and ice adhering to the cooler 111 and its periphery during cooling. Further, at the lower part of the radiant heater 113, a drainage tray 114 for receiving defrosted water generated at the time of defrosting and draining it outside the warehouse is provided, and an evaporating dish 116 is provided outside the warehouse on the downstream side.
- the rear partition wall 110 has a discharge port 115 for guiding the cool air generated by the cooler 111 to the freezer compartment 106 by the cooling fan 112 and a suction for returning the cool air circulated in the freezer compartment 106 to the cooler 111.
- a mouth 117 is provided.
- a storage case 126 for storing foods is arranged in the freezer compartment 106.
- the storage case 126 is pulled out together with the drawer.
- a gasket 121 is provided over the entire circumference at the end of the inner surface of the door 119 (the same applies to the refrigerator compartment 104 and the vegetable compartment 105).
- the gasket 12 prevents the cold air inside the freezer compartment 106 and the vegetable compartment 105 from leaking outside by being in close contact with the metal contact member 123 provided on the front surface of the partition 122.
- the partition 122 is formed of a resin that is a member that vertically separates the vegetable compartment 105 and the freezing compartment 106.
- the partition 122 has a suppressing portion 124 in the vicinity of the contact member 123 (downward in the case of the present embodiment).
- the suppression unit 124 is a part of the partition 122 that prevents the contact member 123 from directly contacting the inner space of the vegetable compartment 105 or the freezing compartment 106, and the temperature of the vegetable compartment 105 or the freezing compartment 106 rises due to heat conduction. That is restrained.
- the suppression part 124 is a heat conduction suppression part which suppresses the heat conduction which generate
- a heat radiating pipe 131 is disposed at a portion of the partition 122 that contacts the back surface of the contact member 123.
- the heat radiating pipe 131 is a tube body for preventing the front portion of the partition 122, that is, the contact member 123 from condensing, and the heat radiating pipe 131 has a high temperature refrigerant in the refrigeration cycle (not shown) inward. It is in circulation. Therefore, the contact member 123 is heated by heat exchange with the high-temperature refrigerant to suppress the occurrence of condensation.
- the suppressing portion 124 is provided below the contact member 123 and over the entire width direction of the partition body 122. Moreover, the opening part 128 is provided in the both ends of the width direction of the suppression part 124. FIG. The opening 128 has a protruding shape protruding outward in the width direction, and is inserted into an insertion hole 127 provided in a portion corresponding to both side walls of the inner box 103. By inserting the opening 128 into the main box 101 as described above, the front portion of the partition 122 is fixed to the main box 101.
- a heat insulating material 134 is disposed on the inner side of the heat radiating pipe 131 disposed on the back surface of the contact member 123.
- the heat insulating material 134 suppresses heat from entering the interior of the cabinet through the partition 122 from the heat radiating pipe 131.
- the foamed heat insulating material 130 is filled in the suppressing portion 124 provided in the lower portion of the contact member 123. Thereby, the heat insulation efficiency of the suppression part 124 is improved and it is suppressing that a heat
- the partition body 122 is provided with an air hole 132 that communicates the inside and the outside of the suppressing portion 124 in addition to the opening portion 128, so that the foam heat insulating material is filled through the opening portion 128 on the side surface of the partition body 122.
- the fluidity of 130 can be improved, and the foam insulating material 130 can be surely filled in the entire restraining portion 124 to ensure heat insulation.
- the air holes 132 are provided from the suppressing portion 124 toward the back side of the refrigerator 100, and the partition 122 further includes a foam heat insulating material storage space 133 on the back side of the air holes 132, thereby The foam insulation 130 is prevented from overflowing into the storage chamber.
- the partition 122 includes an upper partition plate 135 and a lower partition plate 136, and is formed by combining the upper partition plate 135 and the lower partition plate 136 vertically.
- the suppression unit 124 is also configured by the upper partition plate 135 and the lower partition plate 136.
- the partition 122 suppresses heat exchange between the upper and lower partition plates 136 and the lower partition plate 136 by sandwiching the heat insulating member 137 between the upper and lower temperature zones.
- the upper partition plate 135 includes a convex portion 140, and the position of the upper and lower partition plates in the front-rear direction is regulated by fitting with the concave portion 142 provided in the lower partition plate 136. .
- the convex portion 140 and the concave portion 142 By fitting the convex portion 140 and the concave portion 142, the appearance quality is ensured and the outflow of the foam heat insulating material is achieved.
- the vertical position of the upper and lower partition plates is regulated, ensuring appearance quality and foam insulation. We are trying to control the outflow of materials.
- the cool air cooled by the cooler 111 is forcibly blown from the discharge port 115 to the upper, middle, and lower stages in the freezer compartment 106 by the cooling fan 112 that rotates as the motor rotates.
- the cold air blown out blows the storage case 126 to cool the food stored.
- the cool air that has cooled the food is sucked from the suction port 117 through the gap between the storage case 126 and the inner box bottom wall, and returns to the cooler 111.
- the cold air circulates in the freezer compartment 106, it is heated by exchanging heat with a relatively high-temperature part such as a wall surface.
- the abutting member 123 heated by the heat radiating pipe 131 is hot against the cold air, but the abutting member 123 and the cold air are in direct contact with each other by providing the suppression portion 124 at the lower part of the abutting member 123. Has been avoided. Accordingly, it is possible to suppress the warming of the cold air, improve the cooling efficiency, and consequently reduce the power consumption.
- the cold air circulates at a low temperature, so that the entire temperature distribution in the freezer compartment 106 can be kept uniform.
- the suppressing portion 124 at the lower part of the contact member 123, contact between the gasket 121 and the cold air can be reduced, and heat exchange via the gasket 121 can be suppressed. Furthermore, since the gasket 121 comes into contact with the abutting member 123 and becomes relatively high in temperature, contact with cold air is suppressed, so that the heat exchange suppressing effect can be further improved. In order to exhibit this effect, it is desirable that the step in the front-rear direction between the contact member 123 and the partition front surface 122a is 5 mm or less. When the level difference becomes large, it becomes difficult to close the gap between the gasket 121 and the partition front surface portion 122a with the flexibility of the gasket 121, and the heat exchange suppressing effect is reduced.
- the contact member 123 is cooled by heat exchange with the contact member 123, and the contact member 123 is prevented from being condensed due to a sudden temperature difference between the inside and outside of the contact member 123. You can also.
- the partition 122 is configured by assembling an upper partition plate 135, a lower partition plate 136, and a heat insulating member 137 between the upper and lower partition bodies.
- the partition body 122 is provided with an opening 128 having a convex peripheral edge on both side surfaces of the restraining portion 124, and the convex opening 128 is inserted into and fixed to the insertion hole 127 provided in the inner box 103. Is done. Since the partition 122 includes the convex opening 128, the opening 128 can be protruded from the inner box 103 toward the outer box 102, so that it becomes easy to fill the foam heat insulating material 130 inside the suppressing part 124. . For this reason, the filling property of the foam heat insulating material 130 in the suppression part 124 can be improved.
- the foam heat insulating material 130 flowing from the opening 128 leaks into the storage room of the refrigerator, and impairs the quality in the cabinet. Suppress.
- the front-rear positional relationship between the partition 122 and the inner box 103 is determined, so that the front-rear position of the partition 122 can be restricted.
- an air hole 132 is provided in the center of the suppressing portion 124 for allowing air in the space to escape.
- the foamed heat insulating material 130 can be reliably filled in the suppressing portion 124.
- the air hole 132 is provided at one central position, but it may be provided at a place other than the center or at a plurality of places depending on the flow state of the foam heat insulating material 130.
- the foamed heat insulating material 130 filled in the suppressing part 124 tends to leak outside through the gap existing in the suppressing part 124, there is a high possibility of leaking from the air hole 132. Therefore, by providing the foamed heat insulating material storage space 133 that can store the leaked foam heat insulating material 130 on the storage chamber side of the air hole, the foam heat insulating material 130 that has flowed in more than the volume of the suppressing portion 124 is positively insulated by foaming. By flowing into the material storage space 133, the foam heat insulating material 130 is prevented from leaking to the exterior side or the storage chamber side and deteriorating the exterior quality.
- the suppression unit 124 is also filled, thereby reducing the number of man-hours and the number of parts.
- the upper partition plate 135 has a convex portion 140 and a claw portion 141
- the lower partition plate has concave portions 142 and 143.
- the restraining portion 124 is composed of only the upper partition plate 135 and the lower partition plate 136, so that the upper and lower partition plates are assembled. This is to suppress a gap between components that sometimes occurs in the suppressing portion 124.
- the upper and lower partition plates are pushed out by the foaming pressure when the foam insulating material 130 is filled in the suppression portion 124, thereby It is possible to suppress the generation of a gap between the two parts, and to suppress the appearance-side partition body front surface portion 122a from being deformed and being pushed forward from the metal contact member 123, thereby deteriorating the appearance quality due to the deformation. Suppress. Further, by engaging the claw portion 141 provided on the upper partition plate with the recess 143 provided on the lower partition plate, it is possible to suppress the occurrence of a gap between the parts of the upper and lower partition plates constituting the suppression portion 124 as described above. Therefore, it is suppressed from being deformed downward by the foaming pressure.
- the partition body 122 constituting the restraining portion 124 is pressed from the front by the foaming jig, and further pressed from below by the movable jig. .
- the foaming heat insulating material 130 which a foaming pressure exerts leaks to the external appearance side and the partition body 122 which comprises the control part 124 deform
- the appearance shape of the partition front surface portion 122a which is the appearance side of the partition body 122 constituting the suppressing portion 124 in the present invention, to be rectangular, it has a sense of unity with peripheral components such as the contact member 123 and the inner box 103.
- peripheral components such as the contact member 123 and the inner box 103.
- the heat insulating member 137 is sandwiched between the upper and lower partition plates in the partition 122, the heat insulating effect may be obtained by filling the foam heat insulating material instead of the heat insulating member 137.
- the refrigerator 100 uses the partition 122 to divide the inside of the main box 101 into a plurality of storage rooms to which cold air is supplied.
- a door that can be opened and closed is provided in front of each storage room.
- the door is provided with a gasket 121 that is in close contact with a metal contact member 123 formed on the front side of the partition 122.
- the refrigerator 100 is provided with a configuration for heating the contact member 123 and the gasket 121, and is provided with a suppression unit 124 that suppresses heat exchange between the cool air in the storage chamber and the contact member 123. Since the heat insulating material can be disposed between the contact member 123 and the storage chamber by the suppressing unit 124, the heat transfer to the surface where the contact member 123 that has become high temperature by the heat radiating pipe 131 and the cold air contact, Since the heat insulating material with low thermal conductivity is interposed, the temperature is reduced and the temperature rise of the surface in contact with the cold air can be prevented, and heat exchange can be suppressed. Accordingly, it is possible to suppress the warming of the cold air, improve the cooling efficiency, and consequently reduce the power consumption.
- the suppressing portion 124 is not only disposed above or below the contact member 123, but also above the contact member 123, as shown in FIG. 3B. And it may be arranged below.
- FIG. 10 is an enlarged cross-sectional view of a main part of the refrigerator in the second embodiment of the present invention.
- a gasket 121 is provided on the entire periphery of the inner periphery of the door 119 (the same applies to the refrigerator compartment 104 and the vegetable compartment 105).
- the partition 122 is made of resin and is a member that divides the vegetable compartment 105 and the freezing compartment 106 vertically.
- a metal contact member 123 is provided on the front surface of the partition 122, and the storage chamber is sealed by the contact member 123 and the gasket 121 being in close contact with each other.
- a heat radiating pipe 131 is disposed on the back of the contact member 123.
- a suppressing part 124 formed by the partition 122 is formed by the partition 122.
- the back side of the suppression unit 124 is in an open state, and the internal space of the suppression unit 124 and the internal space of the partition 122 are connected.
- a heat insulating member 137 is incorporated and fixed in the two integrated internal spaces.
- the heat insulating member 137 is incorporated.
- a foamed heat insulating material may be filled in the internal space of the partition 122 including the suppressing portion 124. At this time, the foamed heat insulating material is filled in the internal space from the hole provided in the inner box 103 through the hole (not shown) provided in the partition 122.
- the internal space of the suppressing portion 124 and the internal space of the partition 122 are integrated, and the heat insulating member 137 is integrated into the integrated internal space.
- Incorporating or filling with foam insulation can reduce the number of parts and man-hours, and can reduce the gap between parts by integrating heat insulation parts. Heat exchange between the upper and lower storage rooms can be suppressed, and power consumption can be reduced.
- FIG. 11 is an enlarged cross-sectional view of a main part of the refrigerator in the third embodiment of the present invention.
- the refrigerator 100 includes a gasket 121 on the entire inner edge of the door 119 (the same applies to the refrigerator compartment 104 and the vegetable compartment 105).
- the refrigerator 100 includes a heat insulating partition 150 that separates the vegetable compartment 105 and the freezer compartment 106.
- the heat insulating partition 150 is formed integrally with the inner box 103.
- a partition 122 that forms storage chambers having different temperature zones, that is, prevents direct flow of cool air between the storage chambers in different temperature zones.
- the partition body 122 is provided with a metal contact member 123 in a close contact state on the front surface.
- a heat radiating pipe 131 for preventing condensation on the outer surface of the storage chamber is disposed on the back surface of the contact member 123.
- the heat radiating pipe 131 uses a high-temperature refrigerant pipe in a refrigeration cycle (not shown), and the contact member 123 is heated to a high temperature by the heat.
- a member that mainly partitions the storage chambers in different temperature zones is formed by the inner box 103 and is constituted by the heat insulating partition 150 filled with the foam heat insulating material, so that there is no boundary between the main box 101 and the heat insulating partition 150.
- Foam insulation can be filled. For this reason, it is excellent in the heat insulation effect, and is particularly suitable when the temperature zones of the storage rooms partitioned by the heat insulating partition 150 are significantly different.
- the heat insulation partition part 150 is formed integrally with the inner box 103 formed by vacuum molding, the amount of material used can be suppressed.
- the partition 122 configured only in the front portion of the storage room is fixed with the heat insulating partition 150 and screws or the like. At this time, a gap may be generated between the components, and by attaching the seal member between the partition 122 and the heat insulating partition 150, it is possible to suppress the circulation of cold air from the gap.
- the partition 122 and the heat insulating partition 150 are used to partition the storage chambers of different temperature bodies, thereby suppressing the heat exchange between the cool air in the storage chamber and the contact member 123.
- the power consumption can be reduced by obtaining both of the effect of the heat insulation and the high heat insulation effect of the heat insulation partition 150.
- the suppressing portion 124 is disposed below the contact member 123.
- the suppressing portion 124 may be disposed above the contact member 123.
- the suppressing portion 124 may be provided both above and below the contact member 123.
- FIG. 12 is an enlarged cross-sectional view of the refrigerator in the fourth embodiment of the present invention.
- FIG. 13 is a perspective view of the refrigerator in the fourth embodiment of the present invention.
- the partition 122 includes an upper partition plate 135 and a lower partition plate 136, and further includes a heat insulating member 137.
- the upper partition plate 135 is provided with a rib 162 for forming a first restraining portion 160 and a second restraining portion 161 that are between flat work at the attachment portion with the inner box 103.
- the first suppression unit 160 is provided on both side surfaces and the back surface of the partition body 122.
- the second suppressing portion 161 exists as a closed space different from the first suppressing portion 160 by the rib 162.
- the third suppressing portion 163 forms a closed space formed by the concave portion of the inner box 103 and the partition body 122. Similar to the first suppression unit 160, the second suppression unit 161 and the third suppression unit 163 are provided on both side surfaces and the back surface of the partition body 122.
- the inner side of the partition body 122 and the inner side of the main box body 101 communicate with each other through an inner box hole 164 provided in the inner box 103 corresponding to the surface where the partition body 122 and the inner box 103 are in contact with each other.
- the foam heat insulating material flows into the inside of the partition 122 through the inner box hole 164 and is filled.
- a plurality of inner box holes 164 are provided on both sides and the back of the partition 122.
- the communication space 165 is a space in which a hole is formed in the inner box 103 located on the side or back side of the joint between the partition 122 and the inner box 103.
- the 1st suppression part 160, the 2nd suppression part 161, and the 3rd suppression part 163 are provided similarly to the upper partition plate 135 also between the inner boxes 103 of the lower partition plate 136, and heat penetration
- the upper and lower storage chambers that exist in different temperature zones are partitioned in a heat-insulated state by the partition 122 to stabilize the temperature inside the respective storage chambers.
- a slight gap is generated between the parts in the mounting portion between the partition 122 and the inner box 103. Through this gap, cold air leaks between the upper and lower storage chambers, making it difficult to exert the heat insulating effect of the partition 122.
- the first restraining portion 160 that is a space without air convection between the attachment portion of the partition 122 and the inner box 103, a gap generated between the partition 122 and the inner box 103 is provided. It is possible to suppress the cool air passing up and down and to suppress the heat transfer. Further, by disposing a second suppression unit 161 different from the first suppression unit 160 closer to the outer box 102 than the first suppression unit 160, a plurality of spaces for suppressing the circulation of cold air may be provided. The heat transfer suppression effect can be improved.
- the first suppression unit 160 and the second suppression unit 161 are configured by ribs 162 of the upper partition plate 135.
- the third suppressing portion 163 can form a space between the partition 122 and the inner box 103 due to the concave shape of the inner box 103, and can further suppress heat transfer.
- the upper side and the lower side of the partition 122 are each provided with the first suppression unit 160 and the second suppression unit in a double structure, and further the third suppression unit 163 is provided on the back side. By providing on the back side, heat transfer is reliably suppressed by providing a triple structure suppression part only on one storage chamber side.
- the communication space 165 in which the inner box hole 164 is opened in the inner box 103 located on the side surface and the back side of the joint between the partition 122 and the inner box 103 is filled with the foam heat insulating material 130 from the inner box hole 164. Since the sealing performance can be improved, the energy saving effect can be improved.
- FIG. 14 is an enlarged cross-sectional view of the refrigerator in the fifth embodiment of the present invention.
- the partition 122 is constituted by a heat insulating member 137 between the upper partition plate 135 and the lower partition plate 136.
- the upper partition plate 135 includes a second restraining portion 161 that is a heat transfer restraining portion at an attachment portion with the inner box 103.
- the second suppressing portion 161 is configured between the upper partition plate 135 and the inner box 103.
- An inner box convex portion 166 is provided in the inner box 103 where the partition 122 and the inner box 103 are attached, and the gap with the upper partition plate 135 is partially reduced.
- a fourth suppression portion 167 having functions of both a heat transfer suppression portion and a heat conduction suppression portion is formed on the storage compartment side of the upper partition plate 135.
- the inner box convex portion 166 is provided on both side surfaces and the back surface of the partition 122, and the fifth suppression portion 168 and the sixth suppression portion 169 are divided by the convex portion 166.
- the fourth suppressing portion 167 is substantially sealed only by the structure of the partition, and has a contact portion 167 a that is in surface contact with the inner box 103.
- the second suppressing portion 161, the fourth suppressing portion 167, the fifth suppressing portion 168, the sixth suppressing portion 169, and the inner box convex portion are also located between the inner boxes 103 of the lower partition plate 136. It is provided in the same manner as the partition plate 135.
- the sealed second suppression portion 161 that is a space without air convection between the attachment portion of the partition 122 and the inner box 103, it is possible to suppress cool air passing through the gap and to suppress heat transfer. .
- convex portions formed in the inner box 103 on the both side surfaces and the back surface of the partition body in the mounting portion it is possible to close the gap in the mounting portion and to block the flow of cold air.
- the fourth suppression portion 167 is formed by the upper partition plate 135, and the fourth suppression portion 167 is completely different from the second suppression portion 161 configured by the contact portion between the partition body 122 and the inner box 103. Since it is a separate space and is completely blocked from the storage room, it is a space without air convection, and the effect of suppressing heat transfer can be improved.
- the fourth restraining portion 167 has a contact portion 167a that is in surface contact with the inner box 103 and is provided on the storage chamber side.
- the inner box molding shape with urethane foam of the inner box 103 is provided. Even if the internal space is deviated in the front-rear direction due to variations in the air, the internal space has no air convection, so that the movement of the cold air can be suppressed. Since there is no cold intrusion into the interior, heat transfer can be suppressed.
- the fifth restraining portion 168 and the sixth restraining portion 169 are divided by the convex portion 166 of the inner box, so that the convex portion 166 is formed by the foaming pressure during the inner box molding with urethane foaming. Therefore, the sealing property of the fifth suppression unit 168 and the sixth suppression unit 169 can be further improved, and heat transfer can be suppressed.
- FIG. 15 is an enlarged cross-sectional view of a main part of the refrigerator in the sixth embodiment of the present invention.
- FIG. 16 is an exploded view of a main part of the refrigerator in the sixth embodiment of the present invention.
- a gasket 121 is provided at the end of the inner surface of the door 119 over the entire circumference.
- the gasket 121 is in close contact with the contact member 123 provided on the front surface of the partition 122 that separates the refrigerator compartment 104 and the vegetable compartment 105.
- the contact member 123 is provided with a heat radiating pipe 131 in order to prevent condensation on the outer surface of the storage chamber.
- the heat radiating pipe 131 uses a high-temperature refrigerant pipe in a refrigeration cycle (not shown), and the contact member 123 is heated to a high temperature by the heat.
- the suppression part 124 provided in the lower part of the contact member 123 is comprised by the attachment type suppression part 170 which is a member different from the partition body 122.
- FIG. The suppressing part 124 is formed by fixing the attachment-type suppressing part 170 to the partition body 122 by screw or claw fitting after the main box body 101 is filled with the foam heat insulating material.
- the restraining part 124 provided in the lower part of the abutting member 123 is configured by an attachment-type restraining part 170 that is a separate member from the partition body 122, so that the outer shape and the interior layout are the same, but the temperature zone and price are For multiple different models, it is easy to select the presence or absence of the heat conduction suppression structure depending on the presence or absence of this member, it can respond to various needs in the same housing, and also by using a foaming jig The number of foaming jigs can be reduced.
- the effect of suppressing heat penetration from the contact member 123 can be further improved.
- the attachment type suppression part 170 is a low temperature side with respect to the upper and lower storage compartments which pinched
- the attachment type restraining part 170 By mounting on the vegetable room 105 side, it is possible to more effectively suppress heat intrusion.
- the attachment type restraining part 170 by fixing the attachment type restraining part 170 to the lower part of the partition body 122, the screw holes and the claw shape that are visible when the attachment type restraining part 170 is removed are formed on the lower surface side of the partition body 122 that is difficult to see from the line of sight. The appearance quality of the model which is not equipped with the attachment-type suppression part 170 can be ensured.
- FIG. 17 is an enlarged cross-sectional view of a main part of the refrigerator in the seventh embodiment of the present invention.
- the restraining portion 124 is configured by a lower mounting restraining portion 170a that is a separate member from the partition body 122 on the lower side of the contact member 123.
- an upper mounting type restraining portion 170b which is a separate member from the partition 122, is configured.
- Each of the attachment-type suppressing portions 170a and 170b is fixed to the partition 122 by screw or claw fitting after the foamed heat insulating material is filled in the main box body 101.
- the attachment-type suppressing portion on both the upper and lower sides of the contact member 123, the effect of suppressing the heat intrusion from the contact member 123 can be further improved as compared with the case of only one of the upper and lower sides.
- the refrigerator according to the present invention can be applied to a household or commercial refrigerator or a vegetable storage.
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Abstract
Description
図1は、本発明の実施の形態1における冷蔵庫の縦断面図である。
図2は、本発明の実施の形態1における冷蔵庫の冷凍室の縦断面図である。
図3Aは、本発明の実施の形態1における冷蔵庫の要部拡大断面図である。
図3Bは、本発明の実施の形態1における冷蔵庫の要部拡大断面図である。
図4は、本発明の実施の形態1における冷蔵庫の仕切体を示す斜示図である。
図5は、本発明の実施の形態1における冷蔵庫の仕切体を分解して示す斜示図である。
図6は、本発明の実施の形態1における冷蔵庫の断面詳細図である。
図7は、本発明の実施の形態1における冷蔵庫の仕切体を分解して示す斜示図である。
図8は、本発明の実施の形態1における冷蔵庫の上仕切板の詳細を示す斜示図である。
図9は、本発明の実施の形態1における冷蔵庫の下仕切板の詳細を示す斜示図である。 (Embodiment 1)
FIG. 1 is a longitudinal sectional view of the refrigerator according to Embodiment 1 of the present invention.
FIG. 2 is a longitudinal sectional view of the freezer compartment of the refrigerator in the first embodiment of the present invention.
FIG. 3A is an enlarged cross-sectional view of a main part of the refrigerator according to Embodiment 1 of the present invention.
FIG. 3B is an enlarged cross-sectional view of a main part of the refrigerator according to Embodiment 1 of the present invention.
FIG. 4 is a perspective view showing a refrigerator partition according to Embodiment 1 of the present invention.
FIG. 5 is an oblique view showing the refrigerator partition body according to Embodiment 1 of the present invention in an exploded manner.
FIG. 6 is a cross-sectional detail view of the refrigerator in the first embodiment of the present invention.
FIG. 7 is an exploded perspective view showing the refrigerator partition body according to Embodiment 1 of the present invention.
FIG. 8 is a perspective view showing details of the upper partition plate of the refrigerator in the first embodiment of the present invention.
FIG. 9 is a perspective view showing details of the lower partition plate of the refrigerator according to Embodiment 1 of the present invention.
図10は、本発明の実施の形態2における冷蔵庫の要部拡大断面図である。 (Embodiment 2)
FIG. 10 is an enlarged cross-sectional view of a main part of the refrigerator in the second embodiment of the present invention.
図11は、本発明の実施の形態3における冷蔵庫の要部拡大断面図である。 (Embodiment 3)
FIG. 11 is an enlarged cross-sectional view of a main part of the refrigerator in the third embodiment of the present invention.
図12は、本発明の実施の形態4における冷蔵庫の断面拡大図である。 (Embodiment 4)
FIG. 12 is an enlarged cross-sectional view of the refrigerator in the fourth embodiment of the present invention.
図14は、本発明の実施の形態5における冷蔵庫の断面拡大図である。 (Embodiment 5)
FIG. 14 is an enlarged cross-sectional view of the refrigerator in the fifth embodiment of the present invention.
図15は、本発明の実施の形態6における冷蔵庫の要部拡大断面図である。 (Embodiment 6)
FIG. 15 is an enlarged cross-sectional view of a main part of the refrigerator in the sixth embodiment of the present invention.
図17は、本発明の実施の形態7における冷蔵庫の要部拡大断面図である。 (Embodiment 7)
FIG. 17 is an enlarged cross-sectional view of a main part of the refrigerator in the seventh embodiment of the present invention.
101 主箱体
102 外箱
103 内箱
104 冷蔵室
105 野菜室
106 冷凍室
107 機械室
108 圧縮機
109 冷却室
110 奥面仕切壁
111 冷却器
112 冷却ファン
113 ラジアントヒータ
114 皿
115 吐出口
116 蒸発皿
117、118、119 扉
121 ガスケット
122 仕切体
122a 仕切体前面部
123 当接部材
124 抑制部
126 収納ケース
127 挿入穴
128 開口部
130 発泡断熱材
131 放熱パイプ
132 空気孔
133 発泡断熱材収納空間
134 断熱材
135 上仕切板
136 下仕切板
137 断熱部材
140 凸部
141 爪部
142、143 凹部
150 断熱仕切部
160 抑制部
161 抑制部
162 リブ
163 抑制部
164 内箱孔
165 連通空間
166 凸部
167、168、169 抑制部
167a 接触部
170 取付式抑制部
170a 下部取付式抑制部
170b 上部取付式抑制部
171 断熱部材
171a、171b 断熱部材 DESCRIPTION OF
Claims (15)
- 断熱性能を有する主箱体と、
温度帯の異なる貯蔵室を形成するように前記主箱体を上下に仕切る仕切体と、
前記仕切体で区画された貯蔵室の開口部をそれぞれ開閉可能とする扉と、
少なくとも一方の前記貯蔵室内への熱侵入を抑制する仕切体の構造によって形成される抑制部と
を備えた冷蔵庫。 A main box having heat insulation performance;
A partition that divides the main box up and down so as to form storage rooms with different temperature zones;
Doors each capable of opening and closing the opening of the storage compartment partitioned by the partition;
The refrigerator provided with the suppression part formed by the structure of the partition which suppresses the heat penetration | invasion into the said storage chamber of at least one. - さらに、
前記仕切体の扉側前面に配置される金属製の当接部材と、
前記当接部材と前記扉の間に配置され、前記貯蔵室の密閉性を向上させるガスケットとを備え、
前記抑制部は、前記当接部材の上方、および、下方の少なくとも一方に配置される
請求項1に記載の冷蔵庫。 further,
A metal contact member disposed on the door side front surface of the partition;
A gasket that is disposed between the contact member and the door, and that improves the sealing of the storage chamber;
The refrigerator according to claim 1, wherein the suppressing unit is disposed at least one of an upper side and a lower side of the contact member. - 前記抑制部の庫外側の形状は長方形である
請求項2に記載の冷蔵庫。 The refrigerator according to claim 2, wherein the shape of the outer side of the suppression unit is a rectangle. - 前記仕切体は、
上仕切板と下仕切板と、
前記上仕切板と下仕切板とを上下方向に固定する上下勘合部と
を備える請求項2または3に記載の冷蔵庫。 The partition is
An upper partition plate and a lower partition plate;
The refrigerator of Claim 2 or 3 provided with the upper-lower fitting part which fixes the said upper partition plate and the lower partition plate to an up-down direction. - 前記仕切体は、
上仕切板と下仕切板と、
前記上仕切板と下仕切板とを前後方向に固定する前後勘合部と
を備える請求項2から4のいずれか一項に記載の冷蔵庫。 The partition is
An upper partition plate and a lower partition plate;
The refrigerator as described in any one of Claim 2 to 4 provided with the front-back fitting part which fixes the said upper partition plate and the lower partition plate in the front-back direction. - 前記抑制部は、充填により内部に発泡断熱材を備える
請求項1から5のいずれか一項に記載の冷蔵庫。 The said suppression part is a refrigerator as described in any one of Claims 1-5 provided with a foam heat insulating material inside by filling. - 前記仕切体は、内方の空間と外方とを連通する空気孔
を備える請求項2から6のいずれか一項に記載の冷蔵庫。 The said partition is a refrigerator as described in any one of Claim 2 to 6 provided with the air hole which connects inner space and the outward. - 前記仕切体は、前記空気孔の周辺に余剰発泡断熱材を収納する断熱材収納空間を備える請求項7に記載の冷蔵庫。 The refrigerator according to claim 7, wherein the partition includes a heat insulating material storage space for storing an excess foam heat insulating material around the air hole.
- 前記抑制部は、前記仕切体と前記主箱体との接合部に閉鎖空間を形成する
請求項1に記載の冷蔵庫。 The refrigerator according to claim 1, wherein the suppressing portion forms a closed space at a joint portion between the partition and the main box. - 前記抑制部は、前記主箱体の内面と当接し空間を形成する板状のリブであって、仕切体の周縁部から突出するリブにより形成される
請求項9に記載の冷蔵庫。 The refrigerator according to claim 9, wherein the suppressing portion is a plate-like rib that is in contact with an inner surface of the main box body to form a space, and is formed by a rib protruding from a peripheral portion of the partition body. - さらに、前記仕切体と主箱体とが接触する面に前記仕切体の内方空間と主箱体の内方空間とを連通する内箱孔と、
主箱体の内方に発泡断熱材を充填する際に、前記内箱孔介して前記仕切体の内方に充填される発泡断熱材とを備える
請求項9または10に記載の冷蔵庫。 Furthermore, an inner box hole communicating the inner space of the partition body and the inner space of the main box body with the surface where the partition body and the main box body contact,
The refrigerator according to claim 9 or 10, further comprising: a foam heat insulating material that fills the inside of the partition through the inner box hole when the foam heat insulating material is filled inside the main box. - 前記抑制部は、閉鎖空間を複数形成する
請求項9から11のいずれか一項に記載の冷蔵庫。 The refrigerator according to any one of claims 9 to 11, wherein the suppressing unit forms a plurality of closed spaces. - 前記抑制部は、仕切体の内側に閉鎖空間を形成する請求項9から12のいずれか一項に記載の冷蔵庫。 The refrigerator according to any one of claims 9 to 12, wherein the suppressing unit forms a closed space inside the partition.
- 前記抑制部は、内箱の一部に仕切体側に突起した凸形状を設けた請求項9から13のいずれか一項に記載の冷蔵庫。 The refrigerator according to any one of claims 9 to 13, wherein the suppressing portion is provided with a convex shape protruding toward a partition side on a part of the inner box.
- 前記抑制部は、前記仕切体とは別部材からなる取付式抑制部を前記仕切体に取り付けることにより形成される
請求項1から14のいずれか一項に記載の冷蔵庫。 The refrigerator according to any one of claims 1 to 14, wherein the suppressing portion is formed by attaching an attachment-type suppressing portion made of a member different from the partition body to the partition body.
Priority Applications (2)
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CN201080034526.1A CN102472561B (en) | 2009-09-24 | 2010-09-22 | Refrigerator |
BR112012002487A BR112012002487B8 (en) | 2009-09-24 | 2010-09-22 | cooler |
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JP2009-218451 | 2009-09-24 | ||
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PCT/JP2010/005733 WO2011036872A1 (en) | 2009-09-24 | 2010-09-22 | Refrigerator |
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CN (1) | CN102472561B (en) |
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JP2015048953A (en) * | 2013-08-30 | 2015-03-16 | パナソニックIpマネジメント株式会社 | Refrigerator |
WO2015029410A1 (en) * | 2013-08-30 | 2015-03-05 | パナソニックIpマネジメント株式会社 | Refrigerator |
JP2020051654A (en) * | 2018-09-25 | 2020-04-02 | 日立グローバルライフソリューションズ株式会社 | Refrigerator and thermal insulation partition device |
JP7018860B2 (en) | 2018-09-25 | 2022-02-14 | 日立グローバルライフソリューションズ株式会社 | Refrigerator and insulation divider |
CN113508273A (en) * | 2019-03-06 | 2021-10-15 | 东芝生活电器株式会社 | Refrigerator with a door |
CN113508273B (en) * | 2019-03-06 | 2023-03-28 | 东芝生活电器株式会社 | Refrigerator with a door |
Also Published As
Publication number | Publication date |
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BR112012002487A2 (en) | 2016-03-08 |
BR112012002487B1 (en) | 2020-09-01 |
CN102472561B (en) | 2015-07-08 |
JP2011220663A (en) | 2011-11-04 |
CN102472561A (en) | 2012-05-23 |
BR112012002487B8 (en) | 2020-10-27 |
JP5870235B2 (en) | 2016-02-24 |
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