CN107990396B - Fireplace with barbecue function - Google Patents

Fireplace with barbecue function Download PDF

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Publication number
CN107990396B
CN107990396B CN201711187463.3A CN201711187463A CN107990396B CN 107990396 B CN107990396 B CN 107990396B CN 201711187463 A CN201711187463 A CN 201711187463A CN 107990396 B CN107990396 B CN 107990396B
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CN
China
Prior art keywords
heat
barbecue
fireplace
heat storage
magnet array
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Application number
CN201711187463.3A
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Chinese (zh)
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CN107990396A (en
Inventor
沈军辉
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.)
NINGBO DESA ELECTRICAL APPLIANCE MANUFACTURING Co Ltd
Original Assignee
NINGBO DESA ELECTRICAL APPLIANCE MANUFACTURING Co Ltd
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Priority to CN201711187463.3A priority Critical patent/CN107990396B/en
Publication of CN107990396A publication Critical patent/CN107990396A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/32Arrangements of ducts for hot gases, e.g. in or around baking ovens
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00Baking; Roasting; Grilling; Frying
    • A47J37/06Roasters; Grills; Sandwich grills
    • A47J37/0623Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
    • A47J37/0629Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity with electric heating elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/32Arrangements of ducts for hot gases, e.g. in or around baking ovens
    • F24C15/322Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation
    • F24C15/325Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation electrically-heated
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/34Elements and arrangements for heat storage or insulation

Abstract

A fireplace with a barbecue function relates to a fireplace which comprises a main body, wherein a barbecue cavity is arranged in the main body, a heat storage device comprises a heat exchanger and a heat reservoir, a vacuum cavity is arranged in the heat reservoir, a heat storage cavity is arranged in the vacuum cavity, an upper magnet array and a lower magnet array are respectively arranged at the bottom and the top of the heat storage cavity, an upper magnet block and a lower magnet block which are opposite in magnetism to the upper magnet array and the lower magnet array are also respectively arranged at the top and the bottom of the vacuum cavity, the heat storage cavity is suspended in the vacuum cavity through the upper magnet array and the lower magnet array as well as the upper magnet block and the lower magnet block, a liquid circulation device is communicated with the heat exchanger, and heat storage liquid is filled in the heat storage cavity. Compared with the prior art, the fireplace has the dual functions of indoor temperature heating and food barbecue, and more importantly, the fireplace can collect and store a large amount of waste heat generated in barbecue, and performs primary heating by releasing the heat in indoor heating.

Description

Fireplace with barbecue function
Technical Field
The invention relates to a fireplace, in particular to a barbecue and heating dual-purpose electronic fireplace.
Background
The fireplace belongs to equipment for heating by burning biomass in ancient times, and also has certain decoration and cooking functions. In modern society, a fireplace basically cancels a combustion heating mode, and generally adopts an electric heating mode which is more environment-friendly, energy-saving and safe. The electric oven is a kitchen appliance for baking food by utilizing radiant heat emitted by an electric heating element, the electric oven is high-power kitchen equipment, a large amount of energy is consumed and wind energy is needed to dissipate heat of the electric oven when the electric oven is used, and heat dissipated hot air can be directly discharged, so that the electric oven is very wasted. If the oven can be combined with the fireplace, the fireplace can utilize the heat-dissipating hot air generated when the oven works to heat in other time periods, so that the energy consumption can be reduced greatly, and the overall energy utilization rate is improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the fireplace with the barbecue function, the fireplace has the double functions of indoor temperature heating and food barbecue, more importantly, the fireplace can collect and store a large amount of waste heat generated in the barbecue process, and the waste heat is released to carry out primary heating in the indoor heating process, so that the overall utilization rate of energy is improved, and the waste of the energy is greatly reduced.
In order to solve the technical problem, the invention is solved by the following technical scheme: fireplace with barbecue function, including the main part, characterized in that, the main part in be provided with the barbecue chamber, the barbecue intracavity be provided with electric heating element, the main part on still be provided with the display effect door, the display effect door connect the barbecue chamber, the main part in be provided with the intercommunication the lower intake duct and the gas outlet duct in barbecue chamber, the lower intake duct on be provided with down the air inlet fan, the display effect door on be provided with the intercommunication the gas outlet of gas outlet duct, the gas outlet in be provided with the solenoid valve, the main part in still be provided with heat-retaining device, heat-retaining device include heat exchanger and heat reservoir, gas outlet duct still communicate heat exchanger, the heat reservoir in be provided with the vacuum chamber, the vacuum chamber in be provided with heat-retaining chamber, vacuum chamber bottom and top be provided with magnet array and lower magnet array respectively, the top and the bottom of the heat storage cavity are respectively provided with an upper magnet block and a lower magnet block which have the same magnetism as the upper magnet array and the lower magnet array, the heat storage cavity is suspended in the vacuum cavity through the upper magnet array, the lower magnet array and the upper magnet block and the lower magnet block, the heat storage cavity is communicated with a liquid circulation device, the liquid circulation device is communicated with the heat exchanger, heat storage liquid is contained in the heat storage cavity, the main body is also provided with an upper air inlet channel, the upper air inlet channel is provided with a lower air inlet fan, the upper air inlet channel is communicated with the air outlet channel, and the upper air inlet channel is internally provided with a heating device.
In the above technical solution, preferably, the display effect door includes a protection layer, a display layer, a support layer, a sealing layer, and a thermal insulation layer.
In the above technical solution, preferably, the heat storage liquid is water.
In the above technical solution, preferably, an electromagnetic valve is disposed between the barbecue cavity and the air outlet channel.
In the above technical solution, preferably, the air outlet includes an upper air outlet and a lower air outlet, and an air flow passage is provided in the support layer to communicate the upper air outlet and the lower air outlet.
In the above technical solution, preferably, the display layer includes a liquid crystal display.
In the above technical solution, preferably, the display effect door is further provided with a control panel.
In the above technical solution, preferably, the air outlet channel is provided with a filter.
In the above technical scheme, preferably, the liquid circulation device includes a connection pipe and a liquid pump, two ends of the connection pipe are respectively connected with the heat exchanger and the heat storage chamber, two ends of the connection pipe are provided with electromagnetic valves, the connection pipe is provided with an exhaust pipe, the exhaust pipe is connected with the vacuum pump, and the exhaust pipe is provided with an electromagnetic valve.
The fireplace is a product with double functions of heating and food barbecuing. For a common electric fireplace, the heating is mainly realized by heating air and then exhausting the hot air; in the case of a general oven, the barbecue of the oven mainly comprises that the electric heating element continuously heats the inside of the oven for a long time, and the air cooling and heat dissipation of the oven are required during the long time, so that a large amount of heat is wasted. The invention is that when barbecuing, the heat dissipation wind which needs to be discharged to the outside is circulated again, the hot wind is blown into the heat exchanger, the heat energy is transferred to the heat storage liquid through the heat exchanger, the heat storage liquid can be water, because the water has more heat than the larger heat energy. The remaining wind is then expelled from the body. In order to ensure the long-term heat storage, the heat storage liquid is placed in the heat storage cavity, the vacuum cavity is arranged outside the heat storage cavity, and air is not arranged between the vacuum cavity and the heat storage cavity and the vacuum cavity is in a vacuum state, so that the heat conduction is greatly reduced, and the heat storage is longer. In order to pack the heat storage cavity in vacuum and reduce contact, the magnet array and the magnet block with the same magnetism are arranged on the vacuum cavity and the heat storage cavity, and the heat storage cavity is stably suspended in the vacuum cavity through the principle that like poles of the magnets repel each other. Meanwhile, the liquid circulating device is also improved, and the liquid circulating device can be vacuumized when not in use, so that the heat loss is further reduced. When indoor heating is carried out, cold air entering the heat exchanger can be blown out by hot air in the earlier stage, and the cold air is heated by the heating device until the stored heat is insufficient. The system can greatly improve the utilization rate of energy during barbecue, reduce the energy loss caused by heat dissipation during barbecue and simultaneously reduce the energy loss during indoor heating.
Compared with the prior art, this fireplace has the dual function of indoor temperature heating and food barbecue, and more importantly this fireplace can collect a large amount of waste heat that produces when saving the barbecue, carries out preliminary heating through these heats of release when carrying out indoor heating, has improved the whole rate of utilization of the energy, the very big waste that has reduced the energy.
Drawings
FIG. 1 is a schematic of the present invention.
FIG. 2 is a schematic view of the display effect door of the present invention.
FIG. 3 is a schematic view of the present invention at FIG. 1-A.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in figures 1 to 3, the fireplace with the barbecue function comprises a main body 1, wherein a barbecue cavity 3 is arranged in the main body 1, and an electric heating element 31 is arranged in the barbecue cavity 3. The main body 1 is further provided with a display effect door 2, and the display effect door 2 comprises a protective layer 25, a display layer 24, a supporting layer 23, a sealing layer 22 and a heat insulation layer 21. A liquid crystal display 28 is disposed on the display layer 24. The display effect door 2 is also provided with a control panel 29. Display effect door 2 connect barbecue chamber 3, main part 1 in be provided with the intercommunication barbecue chamber 3's lower intake duct 11 and outlet duct 13, lower intake duct 11 on be provided with down inlet fan 12. The barbecue cavity 3 with be provided with solenoid valve 9 between the gas outlet channel 13, the display effect door 2 on be provided with the intercommunication the gas outlet of gas outlet channel 13, the gas outlet include last gas outlet 271 and lower gas outlet 272, the supporting layer 23 in be provided with air current passageway intercommunication 26 last gas outlet 271 with lower gas outlet 272, the gas outlet channel with be provided with filter 17 and solenoid valve 9 on the gas outlet junction. The addition of the filter 17 mainly prevents the gas introduced through the broiling chamber 3 from carrying impurities, which can be separated using the filter 17.
The main part 1 in still be provided with heat-retaining device, heat-retaining device include heat exchanger 6 and heat reservoir, gas outlet channel 13 still communicate heat exchanger 6, the heat reservoir in be provided with vacuum chamber 4, vacuum chamber 4 in be provided with heat storage chamber 5, still be provided with the electron thermometer on the heat storage chamber 5. The bottom and the top of the vacuum cavity 4 are respectively provided with an upper magnet array 41 and a lower magnet array 42, the top and the bottom of the heat storage cavity 5 are also respectively provided with an upper magnet block 51 and a lower magnet block 52 which have the same magnetism as the upper magnet array 41 and the lower magnet array 42, and the heat storage cavity 5 is suspended in the vacuum cavity 4 through the upper magnet array 41, the lower magnet array 42, the upper magnet block 51 and the lower magnet block 52. The heat storage cavity 5 communicate with a liquid circulation device, the liquid circulation device communicates with the heat exchanger 6, the liquid circulation device comprises a connecting pipe 71 and a liquid pump 72, two ends of the connecting pipe 71 are respectively connected with the heat exchanger 6 and the heat storage cavity 5, two ends of the connecting pipe 71 are provided with electromagnetic valves 9, the connecting pipe 71 is provided with an exhaust pipe 81, the exhaust pipe 81 is connected with the vacuum pump 82, and the exhaust pipe 71 is internally provided with the electromagnetic valves 9. The heat storage cavity 5 is filled with heat storage liquid, and the heat storage liquid is water generally. The main body 1 is also provided with an upper air inlet duct 14, the upper air inlet duct 14 is provided with an upper air inlet fan 15, the upper air inlet duct 14 is communicated with the heat exchanger 6, and the upper air inlet duct 14 is internally provided with a heating device 16.
During the use, if only need indoor heating, and do not have heat energy when heat-retaining chamber 5, then can admit air through last air flue 14, let heating device 16 heat the air that gets into, after the heating is accomplished, hot-air passes through exchanger 6, air outlet channel 13, the gas outlet discharges the external world, when exhausting, barbecue chamber 3 with the solenoid valve 9 between the air outlet channel 13 close, prevent that hot gas from getting into barbecue chamber 3 in. While heating, the liquid crystal display 28 on the display effect door 2 may display the flame effect. If grilling is being performed, air enters from the lower air inlet channel 11, enters the grilling cavity 3 first, and carries excess heat out of the grilling cavity 3 into the outlet channel 13. At this point, the solenoid valve 9 between the outlet channel 13 and the outlet port is closed, allowing the hot gas to enter the exchanger 6. The liquid circulation device is started to make the water in the heat storage cavity 5 flow into the exchanger 6 to exchange heat with the hot air. After the heat exchange is completed, the remaining air is discharged from the upper air intake duct 14. When the heat in the heat storage cavity 5 is enough, the liquid circulating device is closed, the liquid in the connecting pipe 71 is completely discharged into the heat storage cavity 5, then the electromagnetic valves 9 at the two ends of the connecting pipe 71 are closed, the vacuum pump 82 is started, the electromagnetic valves 9 in the air exhaust pipe 81 are opened, and the connecting pipe 71 is vacuumized through the vacuum pump 82. Therefore, the heat storage cavity 5 has less contact with the outside, the heat transfer efficiency can be the lowest, and the storage time of the heat energy in the heat storage cavity 5 is ensured. When needs indoor heating, and when heat-retaining chamber 5 had heat energy, then can get into air through last air flue 14, liquid circulation device lets cold air heat formation hot air through interchanger 6, and the back is accomplished in the heating, hot air through interchanger 6, go out air flue 13, the gas outlet discharges the external world, in exhaust, barbecue chamber 3 with go out the solenoid valve 9 between the air flue 13 and close, prevent that steam from entering into barbecue chamber 3. When the energy of the heat storage chamber 5 is insufficient, namely the temperature displayed by the electronic thermometer is too low, the entering air is heated by the heating device 16. Through the arrangement, the utilization rate of heat energy can be the highest, and the waste of energy is greatly reduced.

Claims (8)

1. Fireplace with barbecue function, including the main part, characterized in that, the main part in be provided with the barbecue chamber, the barbecue intracavity be provided with electric heating element, the main part on still be provided with the display effect door, the display effect door connect the barbecue chamber, the main part in be provided with the intercommunication the lower intake duct and the gas outlet duct in barbecue chamber, the lower intake duct on be provided with down the air inlet fan, the display effect door on be provided with the intercommunication the gas outlet of gas outlet duct, the gas outlet in be provided with the solenoid valve, the main part in still be provided with heat-retaining device, heat-retaining device include heat exchanger and heat reservoir, gas outlet duct still communicate heat exchanger, the heat reservoir in be provided with the vacuum chamber, the vacuum chamber in be provided with heat-retaining chamber, vacuum chamber bottom and top be provided with magnet array and lower magnet array respectively, the top and the bottom of the heat storage cavity are respectively provided with an upper magnet block and a lower magnet block which have the same magnetism as the upper magnet array and the lower magnet array, the heat storage cavity is suspended in the vacuum cavity through the upper magnet array, the lower magnet array and the upper magnet block and the lower magnet block, the heat storage cavity is communicated with a liquid circulating device, the liquid circulating device is communicated with the heat exchanger, heat storage liquid is contained in the heat storage cavity, the main body is also provided with an upper air inlet channel, the upper air inlet channel is provided with an upper air inlet fan, the upper air inlet channel is communicated with the air outlet channel, the upper air inlet channel is internally provided with a heat exchanger, and the display effect door comprises a protective layer, a display layer, a supporting layer, a sealing layer and a heat insulation layer.
2. A fireplace having a grilling function as claimed in claim 1 wherein said thermal storage liquid is water.
3. The fireplace with barbecue function as recited in claim 1, wherein an electromagnetic valve is arranged between the barbecue cavity and the air outlet channel.
4. The fireplace with barbecue function as recited in claim 1, wherein said air outlet comprises an upper air outlet and a lower air outlet, and an air flow channel is arranged in said supporting layer and is communicated with said upper air outlet and said lower air outlet.
5. A fireplace having a grilling function as claimed in claim 1 wherein the display layer comprises a liquid crystal display.
6. A fireplace having a grilling function as claimed in claim 1 wherein the display effect door is further provided with a control panel.
7. A fireplace having a grilling function as claimed in claim 1 wherein the outlet duct is provided with a filter.
8. The fireplace with barbecue function as claimed in claim 1, wherein said liquid circulation device comprises a connecting pipe and a liquid pump, two ends of said connecting pipe are respectively connected with said heat exchanger and heat storage chamber, two ends of said connecting pipe are provided with electromagnetic valves, said connecting pipe is provided with a suction pipe, said suction pipe is connected with a vacuum pump, and said suction pipe is provided with an electromagnetic valve therein.
CN201711187463.3A 2017-11-24 2017-11-24 Fireplace with barbecue function Active CN107990396B (en)

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Application Number Priority Date Filing Date Title
CN201711187463.3A CN107990396B (en) 2017-11-24 2017-11-24 Fireplace with barbecue function

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Application Number Priority Date Filing Date Title
CN201711187463.3A CN107990396B (en) 2017-11-24 2017-11-24 Fireplace with barbecue function

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CN107990396A CN107990396A (en) 2018-05-04
CN107990396B true CN107990396B (en) 2019-12-10

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112617590B (en) * 2020-12-30 2022-04-15 重庆呈渝酒店设备有限公司 Novel energy-saving rice steaming cabinet

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2140611Y (en) * 1992-11-28 1993-08-25 张大立 Electric baking oven used for air-heater
CN203857787U (en) * 2014-05-15 2014-10-01 苏州中创博环保科技有限公司 Oven waste heat recycling device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2299785A7 (en) * 1975-01-28 1976-08-27 Vitry Gilles Electric infrared spit roaster - fits on barbecue stands or in fireplaces with drip tray and turnspit
US20050121018A1 (en) * 2003-12-03 2005-06-09 Rosen Jack S. Combination barbeque grill, smoker and fireplace
JP4627745B2 (en) * 2006-06-07 2011-02-09 日立アプライアンス株式会社 Cooker
CN201351937Y (en) * 2009-01-20 2009-11-25 田海金 Efficient superconducting closed fireplace
CN202350100U (en) * 2011-12-15 2012-07-25 上海尚朴实业有限公司 Fireplace with barbecue device
CN202902443U (en) * 2012-07-31 2013-04-24 姜仲国 Wall-mounted multifunctional heating stove
CN203274035U (en) * 2013-03-28 2013-11-06 宁波龙溥电器有限公司 Multifunctional fireplace
CN203506455U (en) * 2013-09-24 2014-04-02 广东伊立浦电器股份有限公司 Barbecue oven with improved structure

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2140611Y (en) * 1992-11-28 1993-08-25 张大立 Electric baking oven used for air-heater
CN203857787U (en) * 2014-05-15 2014-10-01 苏州中创博环保科技有限公司 Oven waste heat recycling device

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