WO2020151596A1 - 加热装置及冰箱 - Google Patents
加热装置及冰箱 Download PDFInfo
- Publication number
- WO2020151596A1 WO2020151596A1 PCT/CN2020/072798 CN2020072798W WO2020151596A1 WO 2020151596 A1 WO2020151596 A1 WO 2020151596A1 CN 2020072798 W CN2020072798 W CN 2020072798W WO 2020151596 A1 WO2020151596 A1 WO 2020151596A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- end plate
- cylinder
- door
- heating device
- conductive
- Prior art date
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Classifications
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- 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
- H05B6/66—Circuits
- H05B6/68—Circuits for monitoring or control
- H05B6/688—Circuits for monitoring or control for thawing
-
- 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
- F25D31/00—Other cooling or freezing apparatus
- F25D31/005—Combined cooling and heating devices
-
- 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
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- 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
- F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
-
- 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
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
- H05B6/12—Cooking devices
-
- 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
- H05B6/46—Dielectric heating
- H05B6/62—Apparatus for specific applications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/36—Freezing; Subsequent thawing; Cooling
- A23L3/365—Thawing subsequent to freezing
-
- 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
-
- 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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
-
- 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
- H05B2206/00—Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
- H05B2206/02—Induction heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
Definitions
- the invention relates to the field of food heating, in particular to a heating device and a refrigerator with the heating device.
- the prior art In order to facilitate the user to freeze and heat the food, the prior art generally defrosts the food by providing a heating device or a microwave device in the refrigerator. Different heating methods have different thawing effects.
- the applicant of the present application previously applied for a thawing device with high thawing efficiency, uniform thawing and ensuring food quality.
- the thawing device uses electromagnetic waves to heat the treatment.
- an objective of the first aspect of the present invention is to overcome at least one defect in the prior art and provide a heating device that can effectively reduce or even avoid electromagnetic leakage.
- a further object of the first aspect of the present invention is to further avoid electromagnetic leakage of the heating device.
- Another further object of the first aspect of the present invention is to further improve the safety of the heating device.
- the present invention provides a heating device, which includes:
- a cylinder which defines a heating chamber for placing the object to be processed, and has an access opening on the front side thereof;
- the door is used to open and close the access opening of the cylinder
- An electromagnetic heating device for generating electromagnetic waves into the heating chamber to heat the object to be processed in the heating chamber
- the magnetic part is arranged on the door body or the cylinder body, and is used to encourage the door body and the cylinder body to attract each other, so that when the door body is in a closed state that closes the access opening
- the door body and the cylinder body are in close electrical contact, thereby forming a continuously conductive shield.
- the door body has a metal end plate for electrically connecting with the cylinder to seal the heating chamber, and the magnetic member is disposed on a side of the metal end plate away from the cylinder. side.
- the door body further includes a conductive connector protruding from the metal end plate toward the cylinder and electrically connected to the metal end plate, and the conductive connector is configured to When the door is in the closed state, it is in electrical contact with the barrel, so as to electrically connect the metal end plate and the barrel through the conductive connecting member.
- the conductive connecting member is a metal bump or a conductive rubber strip protruding backward from the rear wall of the metal end plate.
- a front side position of the metal end plate corresponding to the front and rear of the conductive connecting member forms a recessed rearward, and the magnetic member is accommodated in the recess.
- the door body further includes a front end cover and a rear end plate arranged front and rear, and the metal end plate is located between the front end cover and the rear end plate;
- a first through hole is opened on the rear end plate, and the conductive connecting member protrudes backward from the first through hole so as to be electrically connected to the cylinder when the door body is in a closed state.
- a mounting portion is provided on the rear side of the front end cover, and the magnetic member is mounted in the mounting portion by a snap connection.
- the conductive connecting piece is a conductive elastic piece integrally formed with the metal end plate or fixedly connected to the metal end plate, and the conductive elastic piece is configured to be in contact with the cylinder when the door is in a closed state.
- the front surface of the body is in electrical contact.
- the heating device further includes:
- the slide rail assembly includes a rail that is arranged inside the barrel and is electrically connected to the barrel, and a slide rail that operably slides along the rail and is in electrical contact with the rail;
- the conductive connecting member is a conductive elastic piece integrally formed with the metal end plate or fixedly connected to the metal end plate, one end of the conductive elastic piece is electrically connected to the metal end plate, and the other end is at least on the door When the body is in the closed state, it is electrically connected to the rail or the sliding rail, and then is electrically connected to the barrel.
- the present invention provides a refrigerator including:
- a box body defining at least one storage compartment inside
- the heating device of any one of the foregoing is arranged in one of the storage compartments.
- the heating device of the present invention uses an electromagnetic heating device to heat the object to be processed, with high heating efficiency, uniform heating and ensuring food quality.
- the heating device has two relatively independent parts: a cylinder and a door. When the door is closed, a certain gap will inevitably be formed at the junction of the cylinder and the door. This gap causes the heating device to fail to form a continuous conductive shield. The main cause of electromagnetic leakage. Therefore, in the present invention, magnetic parts are specially designed on the door body or the cylinder body to make the door body and the cylinder body attract each other, so that the door body and the cylinder body are in close electrical contact when the door body is closed. The size of the gap between the door and the cylinder is reduced, and the amount of electromagnetic leakage is reduced.
- the door and the cylinder also helps the door and the cylinder to form a continuous conductive shield, preventing electromagnetic waves from passing between the door and the cylinder.
- the existing gap is emitted, which effectively shields electromagnetic radiation and eliminates the harm of electromagnetic radiation to the human body.
- the present invention is also specially designed with a conductive connector, even if there is still a gap between the cylinder and the door, it can still form an electrical connection between the cylinder and the door, thereby forming a continuous conductive shield during heating.
- the body further prevents electromagnetic waves from being emitted through the gap, effectively shields electromagnetic radiation, and eliminates the harm of electromagnetic radiation to the human body.
- the door body of the present invention further includes a front end cover and a rear end plate, and the conductive metal end plate is located between the front end cover and the rear end plate, so that the user will not touch the conductive
- the metal end plate further improves the safety of the heating device.
- Fig. 1 is a schematic partial structural exploded view of a heating device according to an embodiment of the present invention
- Figure 2 is a schematic exploded view of a door according to an embodiment of the present invention.
- Figure 3 is a schematic cross-sectional view of a heating device according to an embodiment of the present invention.
- FIG. 4 is a schematic enlarged view of part A in FIG. 3;
- Figure 5 is a schematic structural view of a door and a drawer according to another embodiment of the present invention.
- Fig. 6 is a schematic enlarged view of part B in Fig. 5;
- Figure 7 is a schematic cross-sectional view of a heating device according to yet another embodiment of the present invention.
- FIG. 8 is a schematic enlarged view of part C in FIG. 7;
- FIG. 9 is a schematic structural exploded view of a cylinder and part of an electromagnetic thawing device according to an embodiment of the present invention.
- Fig. 10 is a schematic structural diagram of a refrigerator according to an embodiment of the present invention.
- the present invention first provides a heating device, which is used for heating, thawing, etc. of the object to be processed.
- the heating device can be used alone or combined with a refrigerator or other devices.
- Fig. 1 is a schematic partial structural exploded view of a heating device according to an embodiment of the present invention.
- the heating device 10 of the present invention includes a cylinder 110, a door 120 and an electromagnetic heating device (not shown in Fig. 1).
- the cylinder 110 defines a heating chamber for placing the object to be processed, and has an access opening on the front side thereof.
- the door 120 is used to open and close the access opening of the cylinder 110. Specifically, the door 120 is in a closed state when it closes the access opening of the cylinder 110, and is in an open state when the door 120 is opening the access opening of the cylinder 110.
- the door body 120 can be installed with the cylinder body 110 in an appropriate manner (such as buckling, drawing, etc.).
- the electromagnetic heating device is used to generate electromagnetic waves into the heating chamber to heat the object to be processed in the heating chamber. At least part of the electromagnetic heating device is arranged in the barrel 110.
- the electromagnetic waves generated by the electromagnetic heating device may be radio frequency waves, microwaves, and other electromagnetic waves with appropriate wavelengths. This method of using electromagnetic waves to heat the object to be processed has high heating efficiency, uniform heating, and can ensure food quality.
- FIG. 2 is a schematic exploded view of a door according to an embodiment of the present invention.
- FIG. 2 also shows a drawer connected to the door.
- the heating device 10 further includes a magnetic member 160, which is arranged on the door 120 or the cylinder 110, and is used to encourage the door 120 and the cylinder 110 to attract each other, so that the door 120 is in the closed cylinder 110.
- the door 120 and the cylinder 110 are in close electrical contact, thereby forming a continuously conductive shield.
- the magnetic element 160 is specially designed on the door 120 or the cylinder 110, so that the door 120 and the cylinder 110 attract each other, so that the door 120 and the cylinder 110 are tightly electrically connected when the door 120 is in the closed state.
- Contact reduces the size of the gap between the door 120 and the cylinder 110 and reduces the amount of electromagnetic leakage.
- it also helps the door 120 and the cylinder 110 to form a continuous conductive shield, preventing Electromagnetic waves are emitted through the gap that may exist between the door body 120 and the cylinder 110, effectively shielding the electromagnetic radiation and eliminating the harm of the electromagnetic radiation to the human body.
- the door 120 has a metal end plate 121 for electrically connecting with the barrel 110 to seal the heating chamber in the barrel 110.
- the metal end plate 121 of the door 120 closes the access opening of the cylinder 110, thereby closing the heating chamber in the cylinder 110.
- the barrel 110 may be a metal barrel or a non-metal barrel on which electromagnetic shielding features such as conductive coating, conductive metal mesh, etc. are provided.
- the magnetic member 160 can be disposed on the side of the metal end plate 121 away from the cylinder 110, thereby not only ensuring the stability of the installation of the magnetic member 160, but also ensuring the door 120 and the cylinder 110 through the magnetic member 160. Attract closely.
- the door body 120 further includes a conductive connector 122 protruding from the metal end plate 121 toward the cylinder 110 (that is, backward) and electrically connected to the metal end plate 121.
- the conductive connector 122 is configured as When the door 120 is in the closed state, it is in electrical contact with the barrel 110, so as to electrically connect the metal end plate 121 and the barrel 110 through the conductive connecting member 122.
- the conductive connector 122 on the door body 120 by specially designing the conductive connector 122 on the door body 120, even when the door body 120 is in the closed state, the gap between the cylinder body 110 and the door body 120 can still be ensured between the cylinder body 110 and the door body 120. An electrical connection is formed between them, thereby forming a continuous conductive shielding body during heating, further preventing electromagnetic waves from being emitted through the gap, effectively shielding electromagnetic radiation and eliminating the harm of electromagnetic radiation to the human body.
- the conductive connecting member 122 protruding from the metal end plate 121 of the door body 120 in the direction close to the cylinder 110 is required, and there is no need to cover the entire gap between the door 120 and the cylinder 110.
- the provision of conductive materials can avoid the formation of a gap between the filled conductive material and the door body or the cylinder again, on the other hand, it saves a lot of materials and some manufacturing processes, which simplifies the structure of the heating device 10 and reduces its cost. .
- the conductive connecting member 122 is a metal bump or a conductive rubber strip protruding backward from the rear wall of the metal end plate 121.
- the conductive connector 122 may be a metal bump formed integrally with the metal end plate 121, and the metal bump protrudes and extends from the rear surface of the metal end plate 121 toward a direction close to the cylinder 110 (ie, toward the rear).
- the conductive connector 122 may be a metal bump that is fixedly connected to the metal end plate 121, and the metal bump may be fixed to the facing cylinder of the metal end plate 121 by screw connection, welding, riveting, or other suitable methods.
- the surface of the body 110 that is, the rearward surface).
- the conductive connecting member 122 may be a conductive adhesive strip fixed on the metal end plate 121 by conductive glue.
- the shape of the metal bump or the conductive adhesive strip is not limited, and it can be a long strip, a square, a circle, or other suitable shapes.
- the conductive connector 122 of the present invention can directly use metal bumps or conductive adhesive strips, etc., and directly make electrical contact with the outer end surface of the cylinder 110 that is located at the periphery of its access opening and faces the door 120, eliminating other complications.
- the connecting structure, supporting structure or assembly structure of the, further simplifies the structure of the heating device 10 and reduces its cost.
- FIG. 3 is a schematic cross-sectional view of a heating device according to an embodiment of the present invention
- FIG. 4 is a schematic enlarged view of part A in FIG. 3.
- the front side position of the metal end plate 121 corresponding to the front and back of the conductive connecting member 122 forms a recess 1211 recessed backward, and the magnetic member 160 is accommodated in the recess 1211.
- the magnetic member 160 can attract the cylinder 110 through the conductive connecting member 122.
- the door body 120 also includes a front end cover 123 and a rear end plate 124 arranged front and rear.
- the end plate 121 is located between the front end cover 123 and the rear end plate 124, so that the user will not touch the door body 120 when operating the door body 120.
- the conductive end plate 121 further improves the safety of the heating device 10 in use.
- the front end cover 123 and the rear end plate 124 can be fastened and connected by means of clamping and/or screw connection, and the end plate 121 is clamped between the front end cover 123 and the rear end plate 124 .
- the end plate 121 and the front end cover 123 or the back end plate 124 may have a connection relationship (such as snap connection, screw connection or other suitable connection relationship), or may not have a connection relationship, and only rely on the front end cover 123 and the back end plate 124 to clamp Holding strength can get stable support.
- the front end cover 123 and the end plate 121 may be pre-assembled in a suitable manner.
- the heating device 10 further includes a drawer 140 for carrying objects to be processed.
- the drawer 140 is connected to the rear side of the door 120 and is slidably arranged in the cylinder 110 through the access opening.
- the rear end plate 124 and the drawer 140 are integrally formed or fixedly connected.
- the rear end plate 124 is provided with a first through hole 1241, and the conductive connecting member 122 extends backward from the first through hole 1241, thereby allowing the conductive connecting member 122 to be connected to the cylinder 110 when the door 120 is in the closed state. Electrical contact.
- the shape of the first through hole 1241 can be consistent with the shape of the conductive connecting member 122 to improve the appearance of the door body 120.
- the rear side of the front end cover 123 is provided with a mounting portion 1231, and the magnetic member 160 is mounted in the mounting portion 1231 by a snap connection. After the front end cover 123, the metal end plate 121 and the rear end plate 124 are assembled together, the magnetic member 160 clamped in the mounting portion 1231 is accommodated in the recess 1211.
- the conductive connecting member 122 is a conductive elastic sheet integrally formed with the metal end plate 121 or fixedly connected to the metal end plate 121, and the conductive elastic sheet is configured to be in front of the cylinder 110 when the door 120 is in the closed state. Surface electrical contact.
- the conductive elastic sheet and the metal end plate 121 are integrally formed.
- the conductive elastic sheet may be a metal elastic sheet with the same material as the metal end plate 121.
- the conductive elastic sheet can also be fixed on the metal end plate 121 by screw connection, welding or riveting.
- the conductive elastic sheet may include at least one straight end section 1221 and an arched section 1222 protruding from the end section 1221 toward the cylinder 110.
- the conductive elastic sheet includes two end sections 1221, and the arched section 1222 is arranged between the two end sections 1221.
- At least one of the end sections 1221 is fastened to the metal end plate 121 by screws, and the arched section 1222 is configured to be in electrical contact with the front surface of the cylinder 110 when the door 120 is in the closed state.
- the metal end plate 121 and the cylinder 110 are electrically connected through the conductive elastic sheet, thereby further simplifying the structure of the heating device 10 and reducing its cost.
- the metal end plate 121 may be provided with a second through hole 1212, the conductive elastic sheet has two end sections 1221, and the arcuate section 1222 of the conductive elastic sheet is located between the two end sections 1221.
- the two end sections 1221 of the conductive elastic sheet 122 are both located on the front side of the metal end plate 121 away from the cylinder 110, and the arcuate section 1222 of the conductive elastic sheet extends backward through the second through hole 1211.
- Such a structural relationship and connection relationship between the conductive spring sheet and the metal end plate 121 can make the electrical connection between the two more reliable, and also make the installation of the conductive spring sheet more stable.
- FIG. 7 is a schematic cross-sectional view of a heating device according to another embodiment of the present invention
- FIG. 8 is a schematic enlarged view of part C in FIG. 7.
- the heating device 10 further includes a slide rail assembly 150.
- the slide rail assembly 150 includes a rail 151 disposed inside the barrel 110 and electrically connected to the barrel 110, and operably slides along the rail 151, And a sliding rail 152 in electrical contact with the fixed rail 151.
- the door 120 can be slidably connected to the cylinder 110 in the front-to-rear direction by a sliding rail assembly.
- the conductive connecting member 122 may be a conductive spring sheet integrally formed with the metal end plate 121 or fixedly connected to the metal end plate 121.
- One end of the conductive spring sheet is electrically connected to the metal end plate 121, and the other end is at least in the door.
- the body 120 When the body 120 is in the closed state, it is electrically connected to the fixing rail 151 or the sliding rail 152, and then to the barrel 110.
- the sliding rail 152 may be disposed outside the drawer 140, and the other end of the conductive elastic sheet is electrically connected to the sliding rail 152, and further electrically connected to the barrel 110 through the sliding rail 152 and the fixing rail 151. Therefore, no matter what state the door 120 is in, the conductive spring 122 will maintain a stable and reliable electrical connection with the cylinder 110 through the slide rail 152 and the fixed rail 151, which improves the reliability of the electromagnetic shielding of the heating device 10 and the heating device 10 Safety of use.
- Fig. 9 is a schematic structural exploded view of a cylinder and part of an electromagnetic thawing device according to an embodiment of the present invention.
- the cylinder 110 may include a metal body and a metal decoration 112 attached to the front side of the metal body.
- the metal decoration 112 may be, for example, a sheet metal member, which is in electrostatic contact with the metal body.
- the front surface of the metal decoration 112 forms the front surface of the cylinder 110.
- the metal body may include a metal lower cover 1112 and a metal upper cover 1111 covering the metal lower cover 1112.
- the metal lower cover 1112 has two lateral side plates, a bottom plate and a back plate.
- the electromagnetic heating device includes an electromagnetic generating module 131 (see FIG. 10), a radiation antenna 132 and a radome 133.
- the electromagnetic generating module 131 is used to generate electromagnetic wave signals.
- the radiating antenna 132 is electrically connected to the electromagnetic generating module 131 to generate electromagnetic waves of a corresponding frequency in the heating chamber according to the electromagnetic wave signal generated by the electromagnetic generating module 131, thereby heating the object to be processed in the heating chamber.
- the radome 133 is made of insulating material and is set in the cylinder 110, and divides the heating chamber in the cylinder 110 into a heating chamber 1131 and an electrical chamber 1132.
- the object to be processed and the radiation antenna 132 are respectively set in the heating
- the room 1131 and the electrical room 1132 are used to separate the object to be processed and the radiation antenna 132 to prevent the radiation antenna 132 from being exposed after the drawer 140 is pulled out and affect the user experience, and to avoid the radiation antenna 132 from being dirty or damaged by accidental touch.
- the electromagnetic generating module 131 may be disposed outside the barrel 110.
- the radome 133 may be made of a non-transparent material to reduce the electromagnetic loss of electromagnetic waves at the radome 133, thereby increasing the heating rate of the object to be processed.
- the radome 133 may be disposed at the bottom of the cylinder 110 and includes a horizontally extending partition 1331 and a skirt 1332 extending downward from the peripheral edge of the partition 1331.
- the skirt 1332 can be fixedly connected to the cylinder 110.
- the radiating antenna 132 can be fixed to the lower side of the partition 1331 by clamping or other suitable methods.
- the radiating antenna 132 can also be directly plated on the partition 1331 as a liquid metal material.
- the electromagnetic heating device further includes a signal processing and measurement control circuit 134 which is electrically connected to the electromagnetic generation module 131 for detecting and adjusting specific characteristics of electromagnetic waves generated by the electromagnetic generation module 131.
- the radiating antenna 132 can be connected to the circuit board of the signal processing and measurement control circuit 134.
- the signal processing and measurement and control circuit 134 can be arranged in the electrical room 1132 and located at the rear side of the radiation antenna 132.
- the signal processing and measurement control circuit 134 can be supported in the electrical room 1132 via the support frame 135.
- FIG. 10 is a schematic structural diagram of a refrigerator according to an embodiment of the present invention.
- the refrigerator 1 of the present invention includes a box body 20 in which at least one storage compartment 21 is defined.
- the refrigerator 1 also includes a compartment door, a refrigeration system, and the like for opening and closing the access openings of each storage compartment respectively.
- the refrigerator 1 further includes the heating device 10 described in any of the above embodiments, which is arranged in one of the storage compartments 21.
- the object to be processed taken out of the freezer compartment of the refrigerator can be heated by the heating device 10, which has a better heating effect and is convenient to use.
- the cabinet 20 also defines a compressor compartment 23 for placing the compressor.
- the compressor compartment 23 is usually located at the bottom of the rear side of the box body 20 and is defined by the outer shell of the box body 20 and the bottom steel assembly.
- the electromagnetic generating module 131 may be disposed in the compressor compartment 23 and connected to the signal processing and measurement control circuit 134 through a cable 136, and then is electrically connected to the radiation antenna 132 through the signal processing and measurement control circuit 134.
- a bracket 231 is further provided in the compressor compartment 23, and the electromagnetic generating module 131 is supported on the bracket 231.
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Abstract
Description
Claims (10)
- 一种加热装置,包括:筒体,其内限定有用于放置待处理物的加热腔室,且具有位于其前侧的取放开口;门体,用于开闭所述筒体的取放开口;电磁加热装置,用于向所述加热腔室内产生电磁波,以加热所述加热腔室内的待处理物;以及磁性件,设置于所述门体或所述筒体上,用于促使所述门体和所述筒体相互吸引,以在所述门体处于封闭所述取放开口的关闭状态时使得所述门体和所述筒体紧密地电性接触,从而形成连续导电的屏蔽体。
- 根据权利要求1所述的加热装置,其中,所述门体具有用于与所述筒体电性连接以密闭所述加热腔室的金属端板,所述磁性件设置于所述金属端板的背离所述筒体的一侧。
- 根据权利要求2所述的加热装置,其中,所述门体还包括由所述金属端板朝靠近所述筒体的方向凸出并与所述金属端板电连接的导电连接件,所述导电连接件配置成在所述门体处于关闭状态时与所述筒体电性接触,以通过所述导电连接件将所述金属端板和所述筒体电性连接。
- 根据权利要求3所述的加热装置,其中,所述导电连接件为朝后凸出于所述金属端板后壁的金属凸块或导电胶条。
- 根据权利要求4所述的加热装置,其中,所述金属端板的与所述导电连接件前后相对应的前侧位置形成向后凹陷的凹坑,所述磁性件容置在所述凹坑中。
- 根据权利要求5所述的加热装置,其中,所述门体还包括前后设置的前端盖和后端板,所述金属端板位于所述前端盖和所述后端板之间;且所述后端板上开设有第一通孔,所述导电连接件从所述第一通孔向后伸出,从而在所述门体处于关闭状态时与所述筒体电性连接。
- 根据权利要求6所述的加热装置,其中,所述前端盖的后侧设有安装部,所述磁性件通过卡接的方式安装在所述安装部中。
- 根据权利要求3所述的加热装置,其中,所述导电连接件为与所述金属端板一体成型或与所述金属端板固定连接的导电弹片,所述导电弹片配置成在所述门体处于关闭状态时与所述筒体的前向表面电性接触。
- 根据权利要求3所述的加热装置,其中,还包括:滑轨组件,包括设置于所述筒体内部并与所述筒体电性连接的定轨、以及可操作地沿所述定轨滑动,并与所述定轨电性接触的滑轨;其中所述导电连接件为与所述金属端板一体成型或与所述金属端板固定连接的导电弹片,所述导电弹片的一端与所述金属端板电性连接,另一端至少在所述门体处于关闭状态时与所述定轨或所述滑轨电性连接,进而与所述筒体电性连接。
- 一种冰箱,包括:箱体,其内限定有至少一个储物间室;以及权利要求1-9任一所述的加热装置,设置于其中一个所述储物间室中。
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US17/424,732 US12013178B2 (en) | 2019-01-23 | 2020-01-17 | Heating device and refrigerator |
AU2020211630A AU2020211630B2 (en) | 2019-01-23 | 2020-01-17 | Heating apparatus and refrigerator |
EP20744466.2A EP3913309B1 (en) | 2019-01-23 | 2020-01-17 | Refrigerator comprising a heating apparatus |
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US20220120496A1 (en) | 2022-04-21 |
AU2020211630B2 (en) | 2022-11-10 |
CN111473594A (zh) | 2020-07-31 |
US12013178B2 (en) | 2024-06-18 |
EP3913309A1 (en) | 2021-11-24 |
EP3913309B1 (en) | 2023-03-01 |
EP3913309A4 (en) | 2022-03-09 |
AU2020211630A1 (en) | 2021-08-12 |
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