WO2019167639A1 - Appareil de cuisson chauffant - Google Patents

Appareil de cuisson chauffant Download PDF

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Publication number
WO2019167639A1
WO2019167639A1 PCT/JP2019/005255 JP2019005255W WO2019167639A1 WO 2019167639 A1 WO2019167639 A1 WO 2019167639A1 JP 2019005255 W JP2019005255 W JP 2019005255W WO 2019167639 A1 WO2019167639 A1 WO 2019167639A1
Authority
WO
WIPO (PCT)
Prior art keywords
fan
outer frame
door
fan case
substrate
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2019/005255
Other languages
English (en)
Japanese (ja)
Inventor
弘一朗 川添
嗣朗 中冨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
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
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Priority to EP19760180.0A priority Critical patent/EP3760930A4/fr
Priority to CN201980015024.5A priority patent/CN111758005B/zh
Publication of WO2019167639A1 publication Critical patent/WO2019167639A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/76—Prevention of microwave leakage, e.g. door sealings
    • H05B6/763—Microwave radiation seals for doors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/02—Doors specially adapted for stoves or ranges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/34—Elements and arrangements for heat storage or insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/02—Stoves or ranges heated by electric energy using microwaves
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/642—Cooling of the microwave components and related air circulation systems

Definitions

  • the present disclosure relates to a cooking device that heats food in a heating chamber.
  • a fan is disposed in a flow path of a door through which cooling air flows to improve the cooling capacity.
  • the fan includes an intake port and an exhaust port that are arranged substantially perpendicular to the height direction of the door. Then, the fan sucks air from below through the air intake and discharges air upward from the exhaust.
  • This disclosure provides a cooking device that can be miniaturized.
  • the cooking device includes a heating chamber having an opening and a door that covers the opening of the heating chamber so as to be openable and closable.
  • the door includes an outer frame, a radio wave leakage prevention plate attached to the rear side of the outer frame, an inner frame that sandwiches the radio wave leakage prevention plate with the outer frame, an intake port that is provided at a lower portion of the outer frame, and takes in outside air,
  • substrate are provided.
  • the fan is disposed in front of the radio wave leakage prevention plate, and at least a part of the fan is disposed inside the radio wave leakage prevention plate in the rear view.
  • the fan intake port is disposed in a direction in which the suction direction is the front-rear direction of the door in the upright state and intersects the intake port of the outer frame. Further, the exhaust port of the fan is arranged in a direction in which the discharge direction intersects the suction direction of the fan.
  • FIG. 1 is a front view of a cooking device according to the embodiment.
  • FIG. 2 is a front perspective view of the cooking device.
  • FIG. 3 is an exploded perspective view of the door of the cooking device.
  • FIG. 4 is a rear perspective view of the heating cooker with the inner frame of the door removed.
  • FIG. 5 is a rear perspective view of the door shown in FIG. 4 with the radio wave leakage prevention plate removed.
  • FIG. 6 is a rear perspective view of the door shown in FIG. 5 with the second metal plate removed.
  • FIG. 7 is a rear perspective view of the door shown in FIG. 6 with the first metal plate removed.
  • FIG. 8 is a rear view of the first metal plate removed from the door shown in FIG.
  • FIG. 9 is a rear perspective view of the fan case removed from the door shown in FIG. FIG.
  • FIG. 10 is a rear view of the fan case removed from the door shown in FIG.
  • FIG. 11 is an enlarged view of the periphery of the fan shown in FIG.
  • FIG. 12 is a diagram illustrating the positional relationship between the radio wave leakage prevention plate of the door of the heating cooker and the fan.
  • FIG. 13 is the figure which looked inward from the longitudinal cross-section of the fan periphery of the door of the same heating cooker.
  • FIG. 14 is a front perspective view of the fan, fan case, and substrate of the cooking device.
  • FIG. 15 is a diagram illustrating an air path of the heating cooker.
  • FIG. 1 is a front view of a cooking device 1 according to the embodiment.
  • FIG. 2 is a front perspective view of the cooking device 1 with the door 7 opened.
  • the X direction is described as the longitudinal direction (width direction or left-right direction) of the cooking device 1
  • the Y direction is defined as the front-rear direction
  • the Z direction is defined as the height direction.
  • height means the distance from the mounting surface of the heating cooker 1.
  • the heating cooker 1 of the present embodiment includes a housing 3, a heating chamber 5 disposed in the housing 3, a door 7, and the like.
  • the door 7 includes an outer frame 13 that covers the opening 3b opened in the front frame 3a serving as the front surface of the housing 3 so as to be opened and closed.
  • the heating chamber 5 includes an upper wall 5a disposed at the upper part, side walls 5b and sidewalls 5c disposed at both sides, a rear wall (not shown) disposed at the rear part, and a bottom wall 5e disposed at the lower part. And a space formed by being surrounded.
  • the heating chamber 5 includes a microwave radiation port (not shown) for radiating microwaves.
  • the heating cooker 1 is comprised so that the to-be-heated material (foodstuff) mounted in the heating chamber 5 may be dielectrically heated with the microwave radiated
  • the heating chamber 5 is provided with a steam outlet (not shown) at the top. Thereby, steam generated by a steam generator (not shown) is supplied into the heating chamber 5.
  • the door 7 has a horizontal rotation center on the lower side of the opening 3b. Thereby, the door 7 is attached to the housing
  • the door 7 includes a handle 7 a attached to the upper part of the outer frame 13. When the user pulls the handle 7a downward in the forward direction, the door 7 is rotated so as to be in a horizontal state, and the heating chamber 5 is opened. Moreover, the heating chamber 5 is closed when the user rotates the door 7 to be in a vertical state.
  • the outer frame 13 of the door 7 includes a display unit 9 and an operation unit 11 that are disposed in the vicinity of the other side (right side) in the longitudinal direction (X direction) in a front view.
  • the display unit 9 is configured by a liquid crystal screen, for example, and displays a menu screen or the like.
  • the operation unit 11 includes functions such as a push button and a dial. The user can set various cooking instructions and the like in the heating cooker 1 using the operation unit 11.
  • one side in the longitudinal direction will be described as the left side, and the other side will be described as the right side.
  • FIG. 3 is an exploded perspective view of the door 7.
  • FIG. 3 when demonstrating the positional relationship of the component of the door 7, it demonstrates by the positional relationship in the state in which the door 7 was arrange
  • the door 7 includes, in order from the front side ( ⁇ Y direction), an outer frame 13, a display unit 9, a substrate 15, a fan 17, a fan case 19, a first metal plate 21 constituting a metal plate, and A second metal plate 23, a radio wave leakage prevention plate 25, an inner frame 27, and the like are disposed. That is, the door 7 includes at least the above components.
  • Electronic components for controlling the display unit 9 and the operation unit 11 are arranged on the substrate 15. Further, a heating element (not shown) that generates heat during operation is disposed on the substrate 15.
  • the heating element is, for example, a microcomputer.
  • the fan 17 functions to suck outside air (outside air) into the door 7 and send it out of the door 7. As a result, the substrate 15 raised in temperature by the heat from the heating chamber 5 is cooled.
  • the fan 17 is disposed in front of the radio wave leakage prevention plate 25 ( ⁇ Y direction).
  • the fan case 19 covers the back of the substrate 15 and the fan 17 and forms an air passage through which the cooling air generated by the fan 17 flows.
  • the first metal plate 21 is disposed behind the substrate 15 with the fan case 19 interposed therebetween.
  • the first metal plate 21 functions to shield heat transmitted from the heating chamber 5 to the substrate 15.
  • the second metal plate 23 is disposed so as to cover the rear surface of the first metal plate 21. Similarly to the first metal plate 21, the second metal plate 23 also functions to shield heat transmitted from the heating chamber 5 to the substrate 15.
  • the radio wave leakage prevention plate 25 is made of a metal plate such as a hot dip galvanized steel plate or an aluminum plated steel plate, and is attached to the rear side of the outer frame 13.
  • the radio wave leakage prevention plate 25 prevents radio waves (microwaves) from leaking outside from the heating chamber 5 through the door 7.
  • the inner frame 27 is attached to the rear side of the radio wave leakage prevention plate 25. At this time, the inner frame 27 is disposed so as to sandwich the radio wave leakage prevention plate 25 between the inner frame 27 and the outer frame 13.
  • FIG. 4 is a rear perspective view of the door 7 with the inner frame 27 removed.
  • 5 is a rear perspective view of the door 7 shown in FIG. 4 with the radio wave leakage prevention plate 25 removed.
  • 6 is a rear perspective view of the door 7 shown in FIG. 5 with the second metal plate 23 removed.
  • the radio wave leakage prevention plate 25 is disposed inside the outer frame 13 along the outer edge of the outer frame 13.
  • the 2nd metal plate 23 is arrange
  • the second metal plate 23 is located behind the substrate 15 and is disposed between the heating chamber 5 and the first metal plate 21 in the front-rear direction (Y direction).
  • the first metal plate 21 is located behind the substrate 15 and is disposed between the second metal plate 23 and the fan case 19 in the front-rear direction (Y direction).
  • FIG. 7 is a rear perspective view of the state where the first metal plate 21 is removed from the door 7 shown in FIG.
  • FIG. 8 is a rear view of the state in which the first metal plate 21 is removed from the door 7 shown in FIG. 6.
  • the fan case 19 is located behind the substrate 15 and is disposed between the substrate 15 and the second metal plate 23 in the front-rear direction (Y direction).
  • the fan case 19 is provided with a hole 19a, which is a through hole, near the inside (left side) on the upper side.
  • the hole 19a is formed as a long hole extending in the vertical direction (Z direction), for example.
  • Two holes 19a are formed in the fan case 19 side by side in the vertical direction.
  • an L-shaped cover 19 c that opens to the front side and the outside (right side) in the longitudinal direction of the door 7 is attached to the fan case 19.
  • the cover 19c functions to change the direction so that the cooling air flowing backward from the substrate 15 flows outward on the rear surface of the fan case 19.
  • the fan case 19 has a plurality of upper holes 19b formed along the longitudinal direction of the door 7 in the vicinity of the upper portion. Thereby, the cooling air flowing from the lower end to the upper end of the substrate 15 flows into the rear surface of the fan case 19 through the upper hole 19b.
  • a wall 19 d protruding rearward (Y direction) is disposed in the vicinity of the outer side (right side) on the lower side of the fan case 19.
  • FIG. 9 is a rear perspective view of the fan case 19 removed from the door 7 shown in FIG.
  • FIG. 10 is a rear view of the state in which the fan case 19 is removed from the door 7 shown in FIG.
  • the outer frame 13 of the door 7 has an intake port 13a for taking in outside air, which is formed at the lower part on the other side (right side) in the longitudinal direction (X direction). Further, a substrate 15 is attached to the outer frame 13 together with the display unit 9. A fan 17 is disposed above the intake port 13a in the vicinity of the lower portion of the outer frame 13 on the other side in the longitudinal direction.
  • FIG. 11 is an enlarged view of the periphery of the fan 17 shown in FIG.
  • the fan 17 has an intake port 17a and an exhaust port 17b.
  • the opening of the air inlet 17a is provided toward the front-rear direction (Y direction) of the door 7.
  • the opening of the exhaust port 17b of the fan 17 is provided in the upward direction (Z direction) of the door 7.
  • the intake port 17a of the fan 17 that sucks in outside air is arranged so that the suction direction is the front-rear direction (Y direction) of the door 7 in the upright state, that is, the direction intersecting the intake port 13a of the outer frame 13. (See FIG. 13).
  • the suction direction of the fan 17 and the direction in which the intake port 13a intersects may be a right angle.
  • the exhaust port 17b of the fan 17 is arranged so that the discharge direction intersects the suction direction of the intake port 17a.
  • the direction in which the discharge direction of the intake port 17a of the fan 17 intersects the suction direction of the exhaust port 17b of the fan 17 may be a right angle. Therefore, the rotation axis of the blades of the fan 17 is arranged along the front-rear direction (Y direction).
  • the fan 17 is exemplified by a sirocco fan, for example.
  • the outer frame 13 includes a first partition wall 13c and a second partition wall 13d that extend rearward (Y direction) from the rear surface of the outer frame 13.
  • a groove 13b is formed by the first partition 13c, the second partition 13d, and the rear wall 13e that is a part of the rear surface of the outer frame 13.
  • the groove 13 b extends upward from the exhaust port 17 b of the fan 17.
  • FIG. 12 is a diagram for explaining the positional relationship between the radio wave leakage prevention plate 25 of the door 7 of the heating cooker 1 and the fan 17.
  • the fan 17 is disposed inside the radio wave leakage prevention plate 25 and is covered with the radio wave leakage prevention plate 25 in the rear view.
  • the fan 17 is disposed so that, for example, the upper part including the exhaust port 17 b and the vicinity of the center part are embedded inside the radio wave leakage prevention plate 25.
  • the lower part of the fan 17 is arrange
  • FIG. 13 is a view of the door 7 as seen from the vertical cross section around the fan 17.
  • FIG. 14 is a front perspective view of the fan 17, the fan case 19, and the substrate 15.
  • FIG. 15 is a diagram illustrating the air path. In FIG. 15, the fan case 19 is indicated by a broken line, and the inside thereof is seen through.
  • the fan case 19 further includes an outer wall 19e, a partition wall 19g, a hole 19h, and a front wall 19k.
  • the outer side wall 19e extends from the inner (left side) end of the front surface of the fan case 19 to the front ( ⁇ Y direction).
  • the partition wall 19g extends forward ( ⁇ Y direction) in parallel to the outer wall 19e on the outer side (right side) of the outer wall 19e.
  • the hole 19h is opened in the partition wall 19g at a position corresponding to a branch point between the first air passage 29 and the second air passage 31 that constitutes an air passage described later.
  • the front wall 19k is constituted by a part of the front surface of the fan case 19.
  • a groove 19m is formed by the outer wall 19e, the partition wall 19g, and the front wall 19k. Specifically, the groove 19 m extends upward from the exhaust port 17 b of the fan 17.
  • the groove 13b of the outer frame 13 and the groove 19m of the fan case 19 are fitted in the front-rear direction (Y direction).
  • an air passage is formed in which the outside air exhausted from the exhaust port 17b of the fan 17 flows upward (in the Z direction) through the fan case 19.
  • the hole 19 h formed in the partition wall 19 g of the fan case 19 described above serves as a branch point between the first air passage 29 and the second air passage 31.
  • a part of cooling air flows on the board
  • the cooling air that flows upward of the fan case 19 without passing through the hole 19 h passes through the second air passage 31.
  • the outside air indicated by the arrow AA taken in from the intake port 13a (see FIG. 13) of the outer frame 13 is the intake port 19f (see FIG. 11 and FIG. 11) of the fan case 19 arranged to face the intake port 13a in the front-rear direction. 13), the air is sucked from the air inlet 17a of the fan 17.
  • the outside air taken in from below the fan 17 circulates behind the fan 17 as shown by an arrow BB, is sucked from the intake port 17a, and is discharged from the exhaust port 17b as shown by an arrow CC. .
  • the cooling air discharged from the exhaust port 17b at the top of the fan 17 flows upward along the groove 13b constituting the air path.
  • the cooling air is branched to the substrate 15 side by a hole 19h formed in the partition wall 19g.
  • One air passage 29 is formed. Therefore, the cooling air that has flowed on the substrate 15 along the first air passage 29 flows toward the upper hole 19b of the fan case 19 as indicated by an arrow DD in FIG.
  • the cooling air passing through the upper hole 19b flows on the rear surface side of the fan case 19 along the third air passage 33 shown in FIGS. And the 3rd air path 33 is connected with the 4th air path 35 which flows between the fan case 19 and the 1st metal plate 21, as shown in FIG.
  • an air path composed of, for example, the first air path 29 to the fourth air path 35 is formed inside the door 7. Then, the outside air sucked through the fan 17 flows in the fan case 19 along the air path to cool the substrate 15 and the like.
  • the heating cooker 1 of the present disclosure includes the heating chamber 5 having the opening 3b and the door 7 that covers the opening 3b of the heating chamber 5 so as to be openable and closable.
  • the door 7 is provided on the outer frame 13, a radio wave leakage prevention plate 25 attached to the rear side of the outer frame 13, an inner frame 27 that sandwiches the radio wave leakage prevention plate 25 with the outer frame 13, and a lower portion of the outer frame 13.
  • the air intake port 13a for taking in outside air is provided.
  • the door 7 includes a substrate 15 attached to the outer frame 13, a fan 17 attached to the outer frame 13, and a first air passage 29 extending from the fan 17 to the substrate 15.
  • the fan 17 is disposed in front of the radio wave leakage prevention plate 25.
  • At least a part of the fan 17 is disposed inside the radio wave leakage prevention plate 25 in the rear view.
  • the intake port 17a of the fan 17 is arranged in a direction in which the suction direction intersects the intake port 13a of the outer frame 13 in the front-rear direction of the door 7 in the upright state.
  • the exhaust port 17b of the fan 17 is disposed in a direction in which the discharge direction intersects the suction direction of the fan.
  • the heating cooker 1 is arranged such that the suction direction of the intake port 17a of the fan 17 and the discharge direction of the exhaust port 17b are different. Thereby, since the direction of the external air taken in is changed to the direction orthogonal, for example, the intake of external air can be loosened. As a result, for example, it is possible to suppress the intake of steam from other cookers or water heaters such as a rice cooker disposed below the cooker 1 into the cooker 1. A part of the fan 17 is arranged inside the radio wave leakage prevention plate 25. Thereby, the height dimension of the door 7 can be shortened. As a result, the cooking device 1 can be downsized.
  • the heating cooker 1 of this indication is provided with the fan case 19 which covers the fan 17 and the board
  • a groove 13b is provided.
  • the first air passage 29 is formed by the groove 13 b of the outer frame 13 and the fan case 19. That is, the fan case 19 and the groove 13 b of the outer frame 13 form a first air passage 29 that forms an air passage from the fan 17 to the substrate 15. Therefore, the outside air sucked from the inlet 13 a of the outer frame 13 is appropriately blown to the substrate 15. Thereby, the board
  • the fan case 19 of the cooking device 1 has a hole 19a that is formed behind the groove 13b of the outer frame 13 and forms a through hole.
  • the fan case 19 passes through the hole 19a from the fan 17 and passes through the hole 19a.
  • a second air passage 31 that reaches the rear surface of 19 is formed by the groove 13 b of the outer frame 13 and the fan case 19. That is, the fan case 19 is formed with a hole 19a that constitutes a through hole.
  • the 2nd air path 31 which comprises the air path from the fan 17 through the hole 19a to the rear surface of the fan case 19 is formed.
  • the rear surface of the fan case 19 can be effectively cooled.
  • the fan case 19 of the cooking device 1 of the present disclosure includes an upper hole 19b formed above the substrate 15, and a third air passage 33 extending from the substrate 15 through the upper hole 19b to the rear surface of the fan case 19. . That is, a third air passage 33 is formed, which forms an air passage through which the cooling air that has cooled the substrate 15 passes through the upper hole 19 b of the fan case 19 and reaches the rear surface of the fan case 19. Thereby, the rear surface of the fan case 19 can be effectively cooled.
  • the door 7 of the heating cooker 1 of the present disclosure includes a first metal plate 21 constituting a metal plate that covers at least a part of the rear side of the fan case 19, a rear surface of the fan case 19, and the first metal plate 21.
  • a fourth air passage 35 between the front surface is provided. That is, the cooling air that has passed through the third air passage 33 reaching the rear surface of the fan case 19 passes through the fourth air passage 35 that forms an air passage between the rear surface of the fan case 19 and the first metal plate 21. Thereby, the 1st metal plate 21 is cooled. As a result, the heat shielding effect of the first metal plate 21 on the substrate 15 is further improved.
  • an air curtain is formed between the fan case 19 and the first metal plate 21 by the fourth air passage 35. Thereby, the heat transferred to the first metal plate 21 can be absorbed by the cooling air. As a result, the function of the first metal plate 21 as a heat shield plate is further improved, and heat transfer to the fan case 19 can be efficiently reduced.
  • a heating element that generates heat during operation is mounted on the substrate 15 of the cooking device 1 of the present disclosure, and the heating element is disposed on the first air path 29. Thereby, the heating element can be efficiently cooled by the cooling air flowing on the first air passage 29.
  • a heating chamber having an opening and a door that covers the opening of the heating chamber so as to be openable and closable.
  • the door includes an outer frame, a radio wave leakage prevention plate attached to the rear side of the outer frame, an inner frame that sandwiches the radio wave leakage prevention plate between the outer frame, and an intake port that is provided at a lower portion of the outer frame and takes in outside air.
  • the door includes a substrate attached to the outer frame, a fan attached to the outer frame, and a first air path from the fan to the substrate. The fan is disposed in front of the radio wave leakage prevention plate. At least a part of the fan is disposed inside the radio wave leakage prevention plate in the rear view.
  • the fan intake port is disposed in a direction in which the suction direction is the front-rear direction of the door in the upright state and intersects the intake port of the outer frame. Further, the exhaust port of the fan is arranged in a direction in which the discharge direction intersects the suction direction of the fan.
  • a fan case that covers the fan and the substrate is provided, and the outer frame has a groove formed by a partition wall inside.
  • the first air path may be formed by a groove in the outer frame and a fan case.
  • the fan case has a through hole formed at the rear of the groove in the outer frame, and the second air passage from the fan to the rear surface of the fan case through the through hole is formed between the groove in the outer frame and the fan case. May be formed.
  • the fan case may include an upper hole formed above the substrate, and the door may include a third air path extending from the substrate through the upper hole to the rear surface of the fan case.
  • the door may include a metal plate that covers at least a part of the rear side of the fan case, and a fourth air path between the rear surface of the fan case and the front surface of the metal plate.
  • the substrate may be mounted with a heating element that generates heat during operation, and the heating element may be disposed on the first air path.
  • the present disclosure is useful as a heating cooker such as a high-frequency heating cooker, a high-frequency heating cooker with a steam generator, and a high-frequency heating cooker with a heater.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electric Ovens (AREA)

Abstract

Une porte comprend : un cadre externe ; une plaque empêchant la fuite d'ondes ; un cadre interne qui prend en sandwich la plaque empêchant la fuite d'ondes conjointement avec le cadre externe ; et un orifice d'entrée se situant sur la partie inférieure du cadre externe et qui laisse entrer l'air extérieur. La porte comprend également : une plaque de base (15) agencée sur le cadre externe ; un ventilateur (17) agencé sur le cadre externe ; et un premier canal d'air (29) allant du ventilateur (17) à la plaque de base (15). Le ventilateur (17) est placé en avant de la plaque empêchant la fuite d'ondes. Au moins une partie du ventilateur (17) est placée vers l'intérieur de la plaque empêchant la fuite d'ondes. La direction d'aspiration de l'orifice d'admission (17a) du ventilateur (17) est agencée dans la direction longitudinale de la porte dans un état vertical, dans une direction croisant la direction d'entrée du cadre externe. La direction de sortie d'un orifice de sortie (17b) du ventilateur (17) est agencée dans une direction croisant la direction d'aspiration du ventilateur (17). L'invention permet de réduire ainsi la hauteur de la porte, et d'obtenir un appareil de cuisson chauffant dont la taille peut être réduite.
PCT/JP2019/005255 2018-02-28 2019-02-14 Appareil de cuisson chauffant Ceased WO2019167639A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP19760180.0A EP3760930A4 (fr) 2018-02-28 2019-02-14 Appareil de cuisson chauffant
CN201980015024.5A CN111758005B (zh) 2018-02-28 2019-02-14 加热烹调器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018035457A JP6906199B2 (ja) 2018-02-28 2018-02-28 加熱調理器
JP2018-035457 2018-02-28

Publications (1)

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WO2019167639A1 true WO2019167639A1 (fr) 2019-09-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/005255 Ceased WO2019167639A1 (fr) 2018-02-28 2019-02-14 Appareil de cuisson chauffant

Country Status (4)

Country Link
EP (1) EP3760930A4 (fr)
JP (1) JP6906199B2 (fr)
CN (1) CN111758005B (fr)
WO (1) WO2019167639A1 (fr)

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CN112484097A (zh) * 2019-09-12 2021-03-12 松下知识产权经营株式会社 加热烹调器
JP2021042913A (ja) * 2019-09-12 2021-03-18 パナソニックＩｐマネジメント株式会社 加熱調理器
CN113659808A (zh) * 2021-08-19 2021-11-16 江苏博乐电力能源装备有限公司 Dc-dc电压转换器
US11821631B2 (en) 2020-07-24 2023-11-21 Haier Us Appliance Solutions, Inc. Over-the-range microwave including airflow regulating features
US11821633B2 (en) 2020-07-24 2023-11-21 Haier Us Appliance Solutions, Inc. Over-the-range microwave including airflow regulating features
US12601501B2 (en) * 2021-10-28 2026-04-14 Lg Electronics Inc. Cooking appliance

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