WO2019208526A1 - Dispositif de cuisson par chauffage - Google Patents

Dispositif de cuisson par chauffage Download PDF

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Publication number
WO2019208526A1
WO2019208526A1 PCT/JP2019/017106 JP2019017106W WO2019208526A1 WO 2019208526 A1 WO2019208526 A1 WO 2019208526A1 JP 2019017106 W JP2019017106 W JP 2019017106W WO 2019208526 A1 WO2019208526 A1 WO 2019208526A1
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WO
WIPO (PCT)
Prior art keywords
heating chamber
opening
top plate
heating
illumination
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Application number
PCT/JP2019/017106
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English (en)
Japanese (ja)
Inventor
毅士 中島
林　泰希
拓造 清水
Original Assignee
パナソニックＩｐマネジメント株式会社
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
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Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN201980027452.XA priority Critical patent/CN112005055B/zh
Publication of WO2019208526A1 publication Critical patent/WO2019208526A1/fr

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    • 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

Definitions

  • the present invention relates to a cooking device that heats food.
  • the heating cooker having a photographing unit for photographing the interior (see, for example, Patent Document 1).
  • the heating cooker includes a photographing unit on the ceiling of the heating cabinet and a heating unit for heating the object to be heated.
  • the heating cooker in the present disclosure includes a heating chamber having a front opening, a heating unit that heats an object to be heated stored in the heating chamber, and an optical axis that is inclined with respect to the vertical direction. And a camera arranged on the upper wall of the heating cabinet so as to face.
  • the cooking device is arranged below the upper wall of the heating chamber so as to be along the upper wall, and a top plate portion provided with a top plate opening, which is an opening for the camera to photograph the inside of the heating chamber. Is provided.
  • the heating cooker includes an antenna cover that is disposed between the upper wall of the heating chamber and the top plate and is provided so as to cover the antenna of the heating unit attached to the upper portion of the heating chamber from below. .
  • the present disclosure provides an antenna in which a photographing unit is provided to be inclined on an upper wall of a heating chamber, and a top plate portion provided with an opening for photographing is disposed below the upper wall of the heating chamber to protect the heating unit.
  • the photographing unit can photograph in a wide visual field range while protecting the upper part in the heating chamber.
  • FIG. 1 is a perspective view of a heating cooker according to an aspect of the present disclosure.
  • Drawing 2 is a perspective view showing the state where the door of the cooking-by-heating machine concerning one mode of this indication was opened.
  • Drawing 3 is a front view showing the state where the door of the cooking-by-heating machine concerning one mode of this indication was removed.
  • Drawing 4 is a perspective view from the lower part showing the state where the door of the cooking-by-heating machine concerning one mode of this indication was removed.
  • FIG. 5 is a perspective view illustrating a state where a part of the casing of the heating cooker according to one aspect of the present disclosure is removed.
  • FIG. 6 is a top view illustrating a state where a part of the casing of the heating cooker according to one aspect of the present disclosure is removed.
  • FIG. 7 is a cross-sectional view taken along the line 7-7 in FIG. 8 is a cross-sectional view taken along the line 8-8 in FIG. 9 is a cross-sectional view taken along line 9-9 of FIG. 10 is a cross-sectional view taken along the line 10-10 in FIG.
  • FIG. 11 is an exploded perspective view of main components of the cooking device according to one aspect of the present disclosure.
  • FIG. 12 is an exploded perspective view of the main parts of the cooking device according to one aspect of the present disclosure as viewed from below.
  • Drawing 13 is an explanatory view in the upper surface view explaining the composition of the cooking-by-heating machine concerning one mode of this indication.
  • FIG. 14 is an explanatory diagram in a front view illustrating the configuration of the heating cooker according to one aspect of the present disclosure.
  • FIG. 15 is an explanatory diagram in a side view illustrating the configuration of the heating cooker according to one aspect of the present disclosure.
  • FIG. 16 is an explanatory diagram in a side view illustrating the configuration of the heating cooker according to one aspect of the present disclosure.
  • FIG. 17 is an explanatory diagram in a side view illustrating the configuration of the heating cooker according to one aspect of the present disclosure.
  • the heating cooker 1 includes a housing 100, a heating chamber 110 disposed in the housing 100, and a front frame serving as a front surface of the housing 100. And a door 120 that covers the front opening 102 located at 101 so as to be openable and closable.
  • the front opening 102 side of the heating cooker 1 is the front side, and the back side on the opposite side is the rear side. Further, when viewed from the front side, that is, in a front view, the top surface side of the heating cooker 1 is the upper side, and the bottom surface side is the lower side. Furthermore, in the front view, the right direction of the heating cooker 1 is the right side, and the left direction is the left side.
  • the right direction is the X direction and the left direction is the -X direction.
  • the backward direction of the cooking device 1 is defined as the Y direction, and the forward direction is defined as the -Y direction.
  • the upper direction of the heating cooker 1 is the Z direction, and the lower direction is the -Z direction.
  • the heating chamber 110 includes an upper wall 111a disposed at the top, a left wall 111b and a right wall 111c disposed on both left and right sides, a back wall 111d disposed at the rear, and a bottom wall 111e disposed at the bottom. And a space is formed in the interior.
  • the door 120 is attached to the housing 100 so as to be openable and closable at the center of the vertical rotation on the left side of the front opening 102.
  • the door 120 has a handle 121 at the right end of the front surface. When the user pulls the handle 121, the door 120 is rotated and the front opening 102 is opened. Further, when the user pushes the handle 121, the front opening 102 is closed.
  • the door 120 is provided with a glass window 122 so that the user can check the situation inside the heating chamber 110.
  • a horizontally long operation unit 130 is provided in front of the housing 100 and above the door 120 in front view.
  • the operation unit 130 includes a plurality of operation switches 131 for the user to set cooking contents, and a plurality of display units 132 for displaying the operation status to the user.
  • the operation switch 131 is a button for selecting various information, a start button for starting cooking, and the like.
  • the display unit 132 displays the operating state of the cooking device 1, the operation status of the operation switch 131, and the like.
  • the operation switch 131 and the display unit 132 are controlled by the control unit 105 (see FIGS. 5 and 6).
  • the control unit 105 may be configured by, for example, a CPU (Central Processing Unit), a microcomputer, or hardware logic.
  • the heating cooker 1 supplies at least one of microwave (high frequency), radiant heat, hot air, and steam into the heating chamber 110, and the object to be heated placed on the bottom of the heating chamber 110.
  • Heat for this purpose, the heating cooker 1 includes a high-frequency generator having magnetrons 106a and 106b (see FIGS. 7 and 8) that generate microwaves, and an upper heater unit (not shown) that heats an object to be heated with radiant heat.
  • the convection heater unit (not shown) that circulates hot air in the heating chamber 110 and the steam generator (not shown) that generates steam in the heating chamber 110 have at least one as a heating unit that is a heating means. ing.
  • two magnetrons 106a and 106b are provided as heating units.
  • a wall surface opening 112 is provided as an opening on the upper wall 111a of the heating chamber 110 of the heating cooker 1 according to one aspect of the present disclosure.
  • a wall surface recess 113 formed in a concave shape is provided from the periphery of the wall surface opening 112 upward.
  • the wall surface recess 113 is formed so as to be recessed obliquely upward from the periphery of the wall surface opening 112 provided in the upper wall 111a of the heating chamber 110.
  • a concave bottom portion opening 114 that is an opening for photographing is formed on the concave bottom portion of the wall surface concave portion 113, that is, on the upper side.
  • the side wall of the wall surface recess 113 has a tapered shape that narrows from the heating chamber 110 side toward the wall surface opening 112 side.
  • a flat top plate portion 140 is provided below the upper wall 111a so as to provide a gap with the upper wall 111a and to be parallel to the upper wall 111a.
  • a top plate opening 141 is provided as an opening.
  • the side wall of the wall recess 113 has a tapered shape that narrows from the heating chamber 110 side toward the wall opening 112 side.
  • the concave bottom opening 114 is disposed so as to face the vicinity of the camera 154 (see FIGS. 7 and 15).
  • the cross-sectional area of the opening surface of the concave bottom opening 114 is smaller than the cross-sectional area of the opening surface of the wall surface opening 112.
  • the photographing unit 150, the air blowing unit 160, and the illumination unit (the upper illumination 171 that is the first illumination, the left illumination 172 that is the second illumination, and the right illumination that is the third illumination) 173) and the arrangement of the top plate 140 will be described.
  • FIG. 5 is a perspective view of the heating cooker 1 according to one aspect of the present disclosure with the upper surface and side surfaces of the housing 100 removed.
  • FIG. 6 is a top view of the heating cooker 1 according to an aspect of the present disclosure in a state where the top surface and side surfaces of the housing 100 are removed.
  • FIG. 7 is a cross-sectional view taken along the line 7-7 in FIG. 8 is a cross-sectional view taken along the line 8-8 in FIG. 9 is a cross-sectional view taken along line 9-9 of FIG. 10 is a cross-sectional view taken along the line 10-10 in FIG.
  • the rear portion of the heating cooker 1 is provided with two magnetrons 106a and 106b on the upper and lower sides.
  • the magnetrons 106a and 106b are connected to waveguides 107a and 107b that transmit microwaves, respectively.
  • the upper magnetron 106a is connected to a waveguide 107a provided above the upper wall 111a of the heating chamber 110.
  • the lower magnetron 106 b is connected to a waveguide 107 b provided below the bottom wall 111 e of the heating chamber 110.
  • the waveguide 107a is connected to a radiation opening 108a formed substantially at the center in the heating chamber 110 when viewed from above.
  • the waveguide 107b is connected to a radiation opening 108b formed substantially below the center of the heating chamber 110 and below the bottom wall 111e of the heating chamber 110 in a top view.
  • the microwaves generated by the magnetrons 106a and 106b are radiated into the heating chamber 110 from above and below through the waveguides 107a and 107b and the radiation openings 108a and 108b, respectively. By radiating the microwaves from above and below, the object to be heated can be heated uniformly.
  • stirrs 109a and 109b which are rotating antennas for stirring the microwaves radiated from the radiation openings 108a and 108b and heating the object to be heated more uniformly, are provided. ing.
  • An antenna cover 145 is provided below the upper stirrer 109a so as to cover the rotation range of the stirrer 109a from below.
  • a top plate 140 is provided below the antenna cover 145 so as to be parallel to the upper wall 111a of the heating chamber 110.
  • the top panel 140 is provided with a top panel opening 141 at a position on the front side and below the photographing unit 150. Details of the antenna cover 145 and the top panel 140 will be described later.
  • a photographing unit 150 and a blower unit 160 are provided above the heating chamber 110.
  • Illumination units (upper illumination 171, left illumination 172, and right illumination 173) for illuminating the interior are provided above and to the side of the heating chamber 110.
  • the photographing unit 150 includes a support frame 151, a camera substrate (not shown), a camera 154, a shutter (not shown), and a drive motor (not shown).
  • the support frame 151 which comprises the imaging
  • the imaging unit 150 is attached so as to face the inside of the heating chamber 110 from the front side of the upper wall 111a of the heating chamber 110, that is, the side closer to the front opening 102 than the approximate center of the upper wall 111a.
  • the camera substrate constituting the camera 154 has a substantially rectangular flat plate shape, and when the support frame 151 is installed on the upper wall 111a of the heating chamber 110, the camera substrate is arranged at the approximate center of the lower surface. In addition, a camera 154 is attached.
  • the camera 154 has a substantially circular imaging surface.
  • an image sensor of the camera 154 for example, a CCD or a CMOS is used.
  • the camera 154 images the inside of the heating chamber 110 based on an instruction from the control unit 105.
  • the camera substrate is attached to the support frame 151 so that the shooting opening, the concave bottom opening 114, and the wall surface opening 112 are aligned in the shooting direction of the camera 154, that is, in the direction of the optical axis 157 as shown in FIG. Yes.
  • the camera 154 can face the inside of the heating chamber 110 and can take an image in the heating chamber 110.
  • the imaging unit 150 includes a shutter (not shown) that is rotated by a drive motor in order to protect the camera 154 from steam and scattered matter from the object to be heated.
  • the photographing unit 150 Since the photographing unit 150 is provided on the upper wall, that is, the ceiling side of the heating chamber 110, the photographing unit 150 can capture an image at an angle and a position where the heating chamber 110 is looked down. As a result, the upper side of the object to be heated can be photographed with higher accuracy, that is, with higher resolution and less trapezoidal distortion.
  • Such a configuration of photographing from the upper wall of the heating chamber 110 is used for recognizing characters or symbols written on the upper surface of the object to be heated with high accuracy, recognizing the type of ingredients of the object to be heated, or being heated. This is particularly effective in applications such as recognition of the shape and size of an object and recognition of the heating state of an object to be heated.
  • the heating cooker 1 can enhance the convenience of the user for business use such as a convenience store or for home use.
  • the photographing unit 150 is provided on the front side of the upper wall 111a of the heating chamber 110, that is, on the side closer to the front opening 102 than the center of the upper wall 111a. Further, the photographing unit 150 is provided so that the photographing surface of the camera 154 is inclined with respect to the horizontal plane so that the photographing direction is directed to the substantially central direction of the bottom wall 111e of the heating chamber 110. In other words, the photographing unit 150 is provided with an optical axis 157 that is a photographing direction of the camera 154 inclined so as to face the rear side of the heating chamber 110, that is, the side away from the front opening 102.
  • the imaging unit 150 can be arranged in a narrow space while avoiding the vicinity of the center of the upper wall 111a in the top view where the radiation opening 108a that radiates microwaves, which is an example of the heating unit, is arranged.
  • the photographing unit 150 can photograph a wide range in the heating chamber 110 with high accuracy while avoiding installation near the center of the upper wall 111a.
  • the photographing unit 150 with the photographing direction inclined rearward from the vertical direction, the influence of the external light incident from the glass window 122 of the door 120 on the photographing is suppressed. it can. That is, it can be avoided that the external light incident from the glass window 122 is reflected in an image photographed by the camera 154 directly or indirectly with high luminance, and the photographing accuracy of the camera 154 is not lowered.
  • the air blower 160 has a fan case, a fan, and an exhaust port.
  • a fan is provided inside the fan case.
  • the fan case has an exhaust port for blowing air.
  • the fan is driven by a DC motor and generates an air flow toward the photographing unit 150.
  • the fan is driven based on an instruction from the control unit 105.
  • chamber is provided above and the side of the heating cabinet 110. As shown in FIG.
  • the illumination unit has an upper illumination 171, a left illumination 172, and a right illumination 173.
  • the upper illumination 171 includes an illumination substrate 171a, an LED (Light Emitting Diode) 171b, and an illumination support 171c.
  • LED Light Emitting Diode
  • a plurality of LEDs 171b are provided as light emitting elements that are light sources on the surface of the illumination substrate 171a on the heating chamber 110 side. By using the LED as the light source, more light can be irradiated into the heating chamber 110 with high reliability.
  • the illumination board 171a is attached to the illumination support part 171c.
  • the illumination support part 171c is attached to the upper wall 111a of the heating chamber 110.
  • the illumination unit is controlled to emit light based on an instruction from the control unit 105.
  • the left illumination 172 and the right illumination 173 also include components similar to the illumination substrate 171a, the LED 171b, and the illumination support portion 171c of the upper illumination 171. Detailed descriptions of the upper illumination 171, the left illumination 172, and the right illumination 173 will be described later.
  • the illumination unit having the upper illumination 171, the left illumination 172, and the right illumination 173, the top plate 140, and the periphery thereof will be described in detail with reference to FIGS.
  • FIG. 11 is an exploded perspective view including the illumination unit, the heating chamber 110, and the top plate unit 140 of the heating cooker according to one aspect of the present disclosure.
  • FIG. 12 is an exploded perspective view seen from below, including the heating chamber 110, the antenna cover 145, and the top plate opening 141 of the heating cooker according to one aspect of the present disclosure.
  • Drawing 13 is a mimetic diagram explaining composition and arrangement of an illumination part etc. in a top view of a cooking-by-heating machine concerning one mode of this indication.
  • Drawing 14 is a mimetic diagram explaining composition and arrangement of an illumination part etc. in a front view of a cooking-by-heating machine concerning one mode of this indication.
  • an illumination opening 115a composed of a plurality of punch holes is provided behind the center in a top view.
  • a diffusion sheet 170 is provided in the illumination opening 115a so as to cover the illumination opening 115a from the outside.
  • the upper illumination 171 is provided on the upper wall 111a of the heating chamber 110 so as to face the inside of the heating chamber 110 through the diffusion sheet 170 and the illumination opening 115a.
  • the upper illumination 171 is arranged behind the center of the upper wall 111a of the heating chamber 110 in the top view.
  • the upper illumination 171 and the imaging unit 150 are disposed at a position sandwiching a waveguide 107a disposed on the upper wall 111a so as to be inclined with respect to the front-rear direction when viewed from above. That is, the upper illumination 171 and the imaging unit 150 are arranged at positions sandwiching the radiation opening 108a (see FIG. 8) when viewed from above.
  • the upper illumination 171 can be arranged in a narrow space while avoiding the vicinity of the center in the top view where various components are arranged.
  • the left side wall 111b of the heating chamber 110 is provided with an illumination opening 115b composed of a plurality of punch holes on the front side and the upper side in a side view.
  • a diffusion sheet 170 is provided so as to cover the illumination opening 115b from the outside.
  • the left illumination 172 is provided in the left side wall 111b of the heating chamber 110 so as to face the inside of the heating chamber 110 through the diffusion sheet 170 and the illumination opening 115b.
  • the right side wall 111c of the heating chamber 110 is provided with an illumination opening 115c composed of a plurality of punch holes on the front side and the upper side in a side view.
  • a diffusion sheet 170 is provided so as to cover the illumination opening 115c from the outside.
  • the right illumination 173 is provided on the right side wall 111c of the heating chamber 110 so as to face the inside of the heating chamber 110 through the diffusion sheet 170 and the illumination opening 115c.
  • the diffusion sheet 170 is formed of a film mainly composed of polyethylene terephthalate or polycarbonate.
  • the light emitted from each illumination (upper illumination 171, left illumination 172, and right illumination 173) is diffused by the diffusion sheet 170 in a direction orthogonal to the illuminated direction.
  • a stirrer 109a which is a rotating antenna for stirring microwaves, is provided in the center of the upper wall 111a of the heating chamber 110 in the top view.
  • the stirrer 109a is provided below the upper wall 111a, that is, in the heating chamber 110 in order to stir the microwave in the heating chamber 110.
  • an antenna cover 145 is provided on the surface of the upper wall 111a on the heating chamber 110 side so as to cover the rotation range of the stirrer 109a from below. As shown in FIGS. 16 and 17, the antenna cover 145 is provided below the photographing unit 150 and above the top plate part 140.
  • the antenna cover 145 is made of a polypropylene material. Thereby, it can arrange
  • the antenna cover 145 has a bottomed bowl shape that tapers downward, and the upper part is open.
  • the antenna cover 145 is attached so that the end of the upper opening is in contact with the lower surface of the upper wall 111a.
  • a slope 145 a that is inclined with respect to the vertical direction of the heating chamber 110 is provided on the front side of the antenna cover 145.
  • the lower side of the inclined surface 145 a is inclined toward the rear side of the heating chamber 110.
  • a flat top plate 140 is provided below the upper wall 111a so as to provide a gap with the upper wall 111a and to be parallel to the upper wall 111a. ing. Further, the top plate 140 is provided below the antenna cover 145.
  • the top plate portion 140 is formed by a flat plate 140a which is a main surface and a peripheral edge portion 140b thereof.
  • the flat plate 140a which is the main surface of the top plate portion 140, is formed of a laminated plate made of glass cloth and silicon.
  • a peripheral edge 140b of the top plate 140 is made of a polypropylene material. Thereby, it can arrange
  • the flat plate portion 140a is made of a material that is translucent and has light guiding properties in the surface direction, the top plate portion 140 can diffuse light with high luminance and softly illuminate the surface. it can.
  • top plate part 140 is also configured as a part of the air path that guides the airflow in the heating chamber 110.
  • a top plate opening 141 is provided as an opening on the front side of the top plate unit 140. Since the top plate opening 140 is provided in the top plate part 140, the photographing unit 150 arranged on the upper wall 111 a of the heating chamber 110 can photograph the inside of the heating chamber 110.
  • the user of the heating cooker 1 can attach to the stirrer 109a disposed on the upper wall 111a via the top plate opening 141.
  • the possibility of touching arises.
  • an antenna cover 145 is provided between the stirrer 109a and the top panel 140. As shown in FIG. 13, the antenna cover 145 is positioned in the opening of the top plate opening 141 in a top view. By arranging the antenna cover 145 in this manner, the user of the heating cooker 1 can be prevented from touching the stirrer 109a.
  • the upper illumination 171 disposed on the upper surface of the upper wall 111 a is provided above the top plate portion 140, and the left illumination 172 and the right illumination 173 are more than the top plate portion 140. It is provided below.
  • photography part 150 in side view can be irradiated with respect to the to-be-heated object 2 as soft surface illumination. For this reason, it is possible to prevent halation in the captured image of the imaging unit 150, that is, deterioration of the accuracy of the captured image due to a high-luminance light beam, while supplying a sufficient amount of light to the upper surface of the heated object 2.
  • the left illumination 172 and the right illumination 173 are arranged below the top plate 140, a large amount of light can be supplied to the heating chamber 110. Furthermore, the left illumination 172 and the right illumination 173 are arranged on the front side of the heating chamber 110 that is the same side as the photographing unit 150 in the top view, and illuminate the inside of the heating chamber 110 with the horizontal direction as the main axis. Thereby, it can suppress that the illumination light by the left illumination 172 and the right illumination 173 irradiates the imaging
  • FIG. 15 is a schematic side view illustrating the relationship between the illumination unit of the heating cooker and the top plate unit 140 according to an aspect of the present disclosure.
  • FIG. 16 is a schematic side view illustrating the relationship between the shooting directions of the shooting unit 150 of the heating cooker according to an aspect of the present disclosure.
  • FIG. 17 is a schematic side view illustrating the relationship of viewing angles related to the imaging unit 150 of the heating cooker according to an aspect of the present disclosure.
  • an upper illumination 171 is provided on the rear side of the upper wall 111a of the heating chamber 110 in a top view.
  • the upper illumination 171 includes a plurality of LEDs 171b that are light sources so that the illumination direction is downward.
  • the LED 171b is a light source that uses an LED having high luminance and strong directivity as an element.
  • the light emitted from the LED 171b travels substantially straight downward, that is, toward the heating chamber 110 side.
  • the light emitted from the LED 171 b reaches the diffusion sheet 170 disposed below the upper illumination 171.
  • the diffusion sheet 170 diffuses incident light in the surface direction of the sheet. That is, the light irradiated from the LED 171b is irradiated downward by the diffusion sheet 170 while being diffused in the horizontal direction.
  • the light diffused by the diffusion sheet 170 enters the heating chamber 110 through the illumination opening 115a formed by a plurality of punch holes. Since the opening of the punch hole is configured to be small in the illumination opening 115a, the microwave from the inside of the heating chamber 110 can be prevented from leaking out of the heating chamber 110 through the illumination opening 115a.
  • the illumination opening 115a is formed by a plurality of punch holes, so that a large amount of light can be supplied into the heating chamber 110 while suppressing leakage of the microwave.
  • the light that has entered the heating chamber 110 from the illumination opening 115a reaches the top panel 140 while spreading in the horizontal direction. Since the top plate 140 is formed of a semi-transparent material, it passes the light having reached high brightness toward the lower side of the heating chamber 110 while diffusing in the horizontal direction. Thereby, it is possible to supply a sufficient amount of light to the upper surface of the object to be heated 2 placed in the heating chamber 110 while weakening the concentration of luminance.
  • the top plate part 140 guides the incident light in the plane direction, that is, the horizontal direction inside the flat plate. Thereby, it can illuminate with respect to the wider range in the heating chamber 110 from the top-plate part 140. FIG. Therefore, a sufficient amount of light can be supplied to a wider upper surface of the object to be heated 2 placed in the heating chamber 110.
  • the LED which is a point light source having high directivity and high luminance is used as the light source
  • the wide range in the heating chamber 110 is prevented while preventing the luminance from increasing locally.
  • the inside of the heating chamber 110 can be illuminated from above with a large amount of light that can be illuminated and supplied as a surface light source.
  • the photographing unit 150 is provided on the front side of the upper wall 111a of the heating chamber 110, that is, on the side closer to the front opening 102.
  • the imaging unit 150 is provided so as to incline the imaging direction of the camera 154, that is, the optical axis 157 toward the rear side from the vertical direction of the heating chamber 110.
  • the imaging unit 150 faces the inside of the heating chamber 110 through the wall surface opening 112 provided in the upper wall 111a and further through the top plate opening 141 provided in the top plate part 140.
  • the imaging unit 150 directs the image so that the optical axis 157 faces the inside of the heating chamber 110 through the wall surface opening 112 formed in the upper wall 111a and the top plate opening 141 formed in the top plate 140. Take a picture.
  • the illumination light irradiated from the upper illumination 171 is irradiated to the object to be heated 2 through the diffusion sheet 170 and the top plate part 140. That is, the illumination to the article 2 to be heated from above is a soft surface illumination. Thereby, the upper part of the to-be-heated object 2 is illuminated by a large amount of light whose luminance is weakened in a wide range. Therefore, although the optical axis 157 of the photographing unit 150 is inclined toward the object to be heated 2, the reflected light from the object to be heated 2 has a reduced luminance, but has a sufficient amount of light. It becomes the supplied light. Therefore, at the time of photographing by the photographing unit 150, it is possible to suppress halation in the photographed image due to high luminance.
  • the exposure time (or shutter opening / closing time) can be shortened.
  • photography part 150 can be shortened, and the operativity of the user of the heating cooker 1 can be improved.
  • exposure time can be shortened, even when the cooking device 1 vibrates, it can suppress that the picked-up image by the imaging
  • a left illumination 172 is provided on the front side of the left side wall 111 b of the heating chamber 110
  • a right illumination 173 is provided on the front side of the right side wall 111 c of the heating chamber 110.
  • the left illumination 172 and the right illumination 173 irradiate light in the left-right direction, that is, in the horizontal direction. Thereby, sufficient light quantity can be supplied also to the lower part in the heating chamber 110, ie, a low position. Furthermore, since it is possible to prevent light from directly entering the imaging unit 150 from the left illumination 172 and the right illumination 173, it is possible to suppress the occurrence of halation in the captured image of the imaging unit 150.
  • a plurality of illuminations that is, a left illumination 172 and a right illumination 173 are used below the top plate portion 140.
  • the imaging unit 150 is provided with the optical axis 157 inclined so as to go to the rear side of the vertical direction of the heating chamber 110. Furthermore, below the imaging unit 150, a top plate unit 140 is provided that extends from the position of the back wall 111 d of the heating chamber 110 to the vicinity of the front opening 102. Therefore, it is possible to suppress external light that enters the heating chamber 110 from the outside of the heating cooker 1 through the front opening 102 and reaches the camera 154 of the photographing unit 150. Thereby, it is possible to prevent halation from occurring in the captured image of the imaging unit 150 due to external light.
  • the photographing unit 150 is disposed on the front side of the heating chamber 110 and is inclined rearward. Therefore, it can suppress that external light reflects in the upper surface of the to-be-heated object 2 mounted in the heating chamber 110, and reaches
  • the photographing unit 150 is provided with the optical axis 157 inclined so as to face the rear side of the vertical direction of the heating chamber 110.
  • the imaging unit 150 faces the inside of the heating chamber 110 through the wall surface opening 112 provided in the upper wall 111a and further through the top plate opening 141 provided in the top plate part 140.
  • a field-of-view range 158 shown in FIG. By providing the top plate portion 140 with the top plate opening 141, the photographing unit 150 can photograph the object to be heated 2 placed in the heating chamber 110 in a wide visual field range 158.
  • the position of the front end of the top plate opening 141 is based on the position of the camera 154 of the photographing unit 150 and the straight line passing through the front end of the top plate opening 141 is the surface of the bottom wall 111e of the heating chamber 110. It is formed to intersect. That is, the front end of the visual field range 158 of the camera 154 is formed so as not to intersect the front opening 102. As a result, it is possible to suppress external light incident from the front opening 102 from directly entering the imaging unit 150. Therefore, it is possible to prevent halation from occurring in the captured image of the imaging unit 150 due to external light.
  • the center of the top plate opening 141 in the front-rear direction is provided behind the center of the photographing unit 150 when viewed from above.
  • a wide field-of-view range 158 can be secured while suppressing the incidence of external light from the front opening 102. That is, the photographing unit 150 can photograph the heated object 2 placed in a wide range in the heating chamber 110.
  • the top plate opening 141 in the top plate part 140, there is a possibility that the user of the heating cooker 1 touches the stirrer 109a disposed in the upper part of the heating chamber 110.
  • an antenna cover 145 that covers the stirrer 109a from below is provided. As shown in FIG. 13, the top plate opening 141, the imaging surface of the imaging unit 150, and a part of the antenna cover 145 are arranged so as to overlap each other from a transparent perspective in the vertical direction. Thereby, the user of the heating cooker 1 can be prevented from touching the stirrer 109a.
  • the field of view range 158 of the imaging unit 150 provided on the upper wall 111a of the heating chamber 110 (see FIG. 17). Will narrow.
  • a slope 145 a is provided on the front side of the antenna cover 145, that is, on the imaging unit 150 side.
  • the inclined surface 145a is provided to be inclined to the front side of the antenna cover 145 so as to follow the inclination of the rear side of the visual field range 158.
  • the rear end of the field-of-view range 158 of the camera 154 can be a straight line that passes through the rear end of the top plate opening 141 with the position of the camera 154 of the photographing unit 150 as a base point. That is, a wide visual field range 158 can be secured without being obstructed by the antenna cover 145.
  • the position of the rear end of the top plate opening 141 is based on the position of the camera 154 of the photographing unit 150 and the straight line passing through the rear end of the top plate opening 141 is the rear wall of the heating chamber 110. It is formed so as to cross the surface of 111d.
  • photography part 150 can image
  • the photographing unit 150 can photograph the object to be heated 2 that is placed in the heating chamber 110 and is taller.
  • the to-be-heated object 2 of various height can be image
  • the to-be-heated object 2 mounted in the various positions in the bottom face of the heating chamber 110 can be image
  • the photographing unit 150 is protected from the steam and scattered matter from the object to be heated by the shutter.
  • the photographing unit 150 may be protected from vapor or scattered matter from the heated object.
  • an LED is used as the light source.
  • a light source with a large amount of light such as a laser light source or a halogen light source and a high luminance may be used.
  • an upper illumination 171 a left illumination 172, and a right illumination 173 as an illumination unit is shown.
  • the number of illuminations may be an arbitrary number of one or more.
  • the configuration in which the upper illumination 171 is provided on the upper side of the upper wall 111a of the heating chamber 110 is shown.
  • the upper illumination 171 may be configured to be disposed above the top plate portion 140 and illuminate toward the top plate portion 140 side.
  • the top plate portion 140 is formed by forming a flat plate 140a as a main surface with a laminated plate made of glass cloth and silicon.
  • the top plate 140 may be a translucent material that softly diffuses and transmits light.
  • the top plate portion 140 has a main surface formed by a flat plate 140a.
  • the main surface may be formed from a curved surface or a plurality of flat surfaces.
  • the top plate opening 141 may have a part of the periphery of the opening as an open end in a top view.
  • the antenna cover 145 is made of a polypropylene material.
  • the antenna cover 145 may be any flame-retardant material that transmits microwaves, and is not limited to a polypropylene material.
  • the antenna cover 145 is formed in a substantially circular shape when viewed from above. However, the antenna cover 145 may have a shape that covers the stirrer 109a and the heating unit provided to be exposed below the upper wall 111a of the heating chamber 110.
  • the heating cooker includes a heating chamber having a front opening, a heating unit that heats an object to be heated stored in the heating chamber, and an optical axis that is inclined with respect to the vertical direction. And a camera disposed on the upper wall of the heating chamber so as to face the inside of the heating chamber.
  • the cooking device is arranged below the upper wall of the heating chamber so as to be along the upper wall, and a top plate portion provided with a top plate opening, which is an opening for the camera to photograph the inside of the heating chamber.
  • an antenna cover that is arranged between the upper wall of the heating chamber and the top plate and covers the antenna of the heating unit attached to the upper portion of the heating chamber from below.
  • This configuration allows the imaging unit to capture a wide field of view while protecting the upper part of the heating chamber.
  • the camera of the heating cooker is disposed on the upper wall of the heating chamber in front of the center of the heating chamber in a top view, and the optical axis is below the optical axis. Further, it may be inclined rearward from the vertical direction of the heating chamber.
  • This configuration makes it possible to capture a wide field of view while suppressing halation due to incident light from outside the heating chamber.
  • the front end of the top plate opening of the cooking device is a virtual straight line passing through the front end of the top plate opening with the center of the imaging surface of the camera as a base point. It may be formed so as to cross the bottom wall of the heating chamber.
  • This configuration makes it possible to capture a wide field of view while further suppressing halation due to incident light from outside the heating chamber.
  • the rear end of the top opening of the cooking device is a virtual straight line passing through the rear end of the top opening with the center of the imaging surface of the camera as a base point.
  • it may be formed so as to cross the inner wall of the heating chamber.
  • This configuration allows you to shoot objects to be heated at various heights while protecting the upper part of the heating chamber.
  • a slope may be provided on the front side of the antenna cover of the cooking device so as not to narrow the field of view of the camera.
  • the top plate opening of the heating cooker is such that at least a part of the imaging surface of the camera and the front end of the antenna cover are located in the opening in the bottom view. It may be open. With this configuration, it is possible to capture a wide field of view while further suppressing halation due to incident light from outside the heating chamber.
  • the present disclosure can be applied to a heating cooker that captures an image of the interior by the imaging unit.

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

Abstract

L'invention concerne un dispositif de cuisson par chauffage comprenant : une chambre de chauffage (110) comportant une ouverture (102) au niveau de la face avant ; une unité de chauffage servant à chauffer un objet à chauffer logé dans la chambre de chauffage (110) ; et un appareil photo (154), l'axe de lumière (157) dudit appareil photo étant incliné par rapport à la direction verticale, ledit appareil photo étant agencé sur une paroi supérieure (111a) de la chambre de chauffage (110) afin de faire face à l'intérieur de la chambre de chauffage (110). De plus, le dispositif de cuisson par chauffage est muni d'une section plaque supérieure (140) agencée en dessous de la paroi supérieure (111a) de la chambre de chauffage (110) afin de s'étendre dans la même direction que la paroi supérieure (111a), et pourvue d'une ouverture (141) de plaque supérieure, ladite ouverture permettant à l'appareil photo (154) de prendre en photo l'intérieur de la chambre de chauffage (110). En outre, le dispositif de cuisson par chauffage est muni d'un couvercle (145) d'antenne agencé entre la paroi supérieure (111a) de la chambre de chauffage (110) et la section plaque supérieure (140), et agencé de manière à recouvrir par en dessous une antenne (109a) de l'unité de chauffage, l'antenne étant fixée à la partie supérieure de la chambre de chauffage (110).
PCT/JP2019/017106 2018-04-27 2019-04-23 Dispositif de cuisson par chauffage WO2019208526A1 (fr)

Priority Applications (1)

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CN201980027452.XA CN112005055B (zh) 2018-04-27 2019-04-23 加热烹调器

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JP2018085910A JP7126046B2 (ja) 2018-04-27 2018-04-27 加熱調理器
JP2018-085910 2018-04-27

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WO2019208526A1 true WO2019208526A1 (fr) 2019-10-31

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CN (1) CN112005055B (fr)
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JPWO2022181540A1 (fr) * 2021-02-26 2022-09-01

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5369945A (en) * 1976-12-03 1978-06-21 Hitachi Heating Appliance Co Ltd Microwave heater
JP2001185344A (ja) * 1999-12-27 2001-07-06 Sanyo Electric Co Ltd 電子レンジ
WO2017077695A1 (fr) * 2015-11-05 2017-05-11 パナソニックＩｐマネジメント株式会社 Dispositif de cuisson

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5369945B2 (ja) 2009-07-08 2013-12-18 富士通株式会社 構成情報設定方法及び情報処理装置
WO2012063135A2 (fr) * 2010-11-12 2012-05-18 Convotherm Elektrogeräte GmbH Dispositif de cuisson, et procédure de cuisson des aliments
JP6176919B2 (ja) * 2012-12-04 2017-08-09 シャープ株式会社 加熱調理器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5369945A (en) * 1976-12-03 1978-06-21 Hitachi Heating Appliance Co Ltd Microwave heater
JP2001185344A (ja) * 1999-12-27 2001-07-06 Sanyo Electric Co Ltd 電子レンジ
WO2017077695A1 (fr) * 2015-11-05 2017-05-11 パナソニックＩｐマネジメント株式会社 Dispositif de cuisson

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CN112005055A (zh) 2020-11-27
TW202004089A (zh) 2020-01-16
TWI727307B (zh) 2021-05-11
CN112005055B (zh) 2023-04-04
JP2019190771A (ja) 2019-10-31
JP7126046B2 (ja) 2022-08-26

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